- major packaging change, imported libart_lgpl and libgnomecanvas

	  from gnome svn (trunk). We now build them as static library.
	  Packager change, you no more need them in GCompris require's.

svn path=/trunk/; revision=2651

34 files changed, 19511 insertions, 0 deletions

diff --git a/src/libgnomecanvas/Makefile b/src/libgnomecanvas/Makefile
new file mode 100644
index 0000000..2a52b4e
--- /dev/null
+++ b/src/libgnomecanvas/Makefile
@@ -0,0 +1,649 @@
+# Makefile.in generated by automake 1.9.6 from Makefile.am.
+# src/libgnomecanvas/Makefile.  Generated from Makefile.in by configure.
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005  Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+
+
+srcdir = .
+top_srcdir = ../..
+
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+transform = $(program_transform_name)
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+POST_INSTALL = :
+NORMAL_UNINSTALL = :
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+host_triplet = i686-pc-linux-gnu
+target_triplet = i686-pc-linux-gnu
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+	gnome-canvas-path-def.$(OBJEXT) \
+	gnome-canvas-clipgroup.$(OBJEXT) gnome-canvas-line.$(OBJEXT) \
+	gnome-canvas-pixbuf.$(OBJEXT) gnome-canvas-polygon.$(OBJEXT) \
+	gnome-canvas-rect-ellipse.$(OBJEXT) \
+	gnome-canvas-text.$(OBJEXT) gnome-canvas-rich-text.$(OBJEXT) \
+	gnome-canvas-util.$(OBJEXT) gnome-canvas-widget.$(OBJEXT) \
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+GNET_LIBS = 
+GNUCHESS = gnome-gnuchess
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+PYTHON_PLUGIN_DIR = /usr/local/share/gcompris/python
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+build_vendor = pc
+datadir = ${datarootdir}
+datarootdir = ${prefix}/share
+docdir = ${datarootdir}/doc/${PACKAGE}
+dvidir = ${docdir}
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+host = i686-pc-linux-gnu
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+host_cpu = i686
+host_os = linux-gnu
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+htmldir = ${docdir}
+includedir = ${prefix}/include
+infodir = ${datarootdir}/info
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+mkdir_p = mkdir -p --
+oldincludedir = /usr/include
+pdfdir = ${docdir}
+pkgpyexecdir = ${pyexecdir}/gcompris
+pkgpythondir = ${pythondir}/gcompris
+plugindir = ${exec_prefix}/lib/gcompris
+prefix = /usr/local
+program_transform_name = s,x,x,
+psdir = ${docdir}
+pyexecdir = ${exec_prefix}/lib/python2.5/site-packages
+pythondir = ${prefix}/lib/python2.5/site-packages
+sbindir = ${exec_prefix}/sbin
+sharedstatedir = ${prefix}/com
+sysconfdir = ${prefix}/etc
+target = i686-pc-linux-gnu
+target_alias = 
+target_cpu = i686
+target_os = linux-gnu
+target_vendor = pc
+INCLUDES = \
+	-I$(top_srcdir) 				\
+	-I$(top_builddir)				\
+	-I$(top_srcdir)/src				\
+	$(WARN_CFLAGS) 					\
+	$(GCOMPRIS_CFLAGS) \
+        -DGNOMECANVASLIBDIR=\""$(libdir)"\" 		\
+        -DGNOMECANVASDATADIR=\""$(datadir)"\" 		\
+        -DGNOMECANVASPIXMAPDIR=\""$(datadir)/pixmaps"\"	\
+        -DGNOMECANVASBINDIR=\""$(bindir)"\" 		\
+        -DGNOMECANVASLOCALSTATEDIR=\""$(localstatedir)"\" 	\
+	-DG_LOG_DOMAIN=\"GnomeCanvas\"
+
+noinst_LIBRARIES = libgnomecanvas-2.a
+libgnomecanvas_2_a_LIBADD = \
+	$(LIBGNOMECANVAS_LIBS)
+
+libgnomecanvasinclude_headers = \
+	gnome-canvas-shape.h			\
+	gnome-canvas-bpath.h			\
+	gnome-canvas-clipgroup.h		\
+	gnome-canvas-line.h			\
+	gnome-canvas-pixbuf.h			\
+	gnome-canvas-polygon.h			\
+	gnome-canvas-rect-ellipse.h		\
+	gnome-canvas-text.h			\
+	gnome-canvas-rich-text.h		\
+	gnome-canvas-util.h			\
+	gnome-canvas-widget.h			\
+	gnome-canvas-path-def.h			\
+	gnome-canvas.h				\
+	libgnomecanvas.h
+
+libgnomecanvas_2_a_SOURCES = \
+	$(libgnomecanvasinclude_headers)	\
+	gnome-canvas-shape.c			\
+	gnome-canvas-shape-private.h		\
+	gnome-canvas-bpath.c			\
+	gnome-canvas-path-def.c			\
+	gnome-canvas-clipgroup.c		\
+	gnome-canvas-i18n.h			\
+	gnome-canvas-line.c			\
+	gnome-canvas-pixbuf.c			\
+	gnome-canvas-polygon.c			\
+	gnome-canvas-rect-ellipse.c		\
+	gnome-canvas-text.c			\
+	gnome-canvas-rich-text.c		\
+	gnome-canvas-util.c			\
+	gnome-canvas-widget.c			\
+	gnome-canvas.c				\
+	libgnomecanvastypes.c
+
+marshal_sources = \
+        gnome-canvas-marshal.c                  \
+        gnome-canvas-marshal.h
+
+BUILT_SOURCES = \
+        $(marshal_sources)
+
+CLEANFILES = $(marshal_sources)
+DONT_DIST_SOURCE = $(marshal_sources)
+all: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) all-am
+
+.SUFFIXES:
+.SUFFIXES: .c .lo .o .obj
+$(srcdir)/Makefile.in:  $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh \
+		&& exit 0; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu  src/libgnomecanvas/Makefile'; \
+	cd $(top_srcdir) && \
+	  $(AUTOMAKE) --gnu  src/libgnomecanvas/Makefile
+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure:  $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4):  $(am__aclocal_m4_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+clean-noinstLIBRARIES:
+	-test -z "$(noinst_LIBRARIES)" || rm -f $(noinst_LIBRARIES)
+libgnomecanvas-2.a: $(libgnomecanvas_2_a_OBJECTS) $(libgnomecanvas_2_a_DEPENDENCIES) 
+	-rm -f libgnomecanvas-2.a
+	$(libgnomecanvas_2_a_AR) libgnomecanvas-2.a $(libgnomecanvas_2_a_OBJECTS) $(libgnomecanvas_2_a_LIBADD)
+	$(RANLIB) libgnomecanvas-2.a
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+include ./$(DEPDIR)/gnome-canvas-bpath.Po
+include ./$(DEPDIR)/gnome-canvas-clipgroup.Po
+include ./$(DEPDIR)/gnome-canvas-line.Po
+include ./$(DEPDIR)/gnome-canvas-path-def.Po
+include ./$(DEPDIR)/gnome-canvas-pixbuf.Po
+include ./$(DEPDIR)/gnome-canvas-polygon.Po
+include ./$(DEPDIR)/gnome-canvas-rect-ellipse.Po
+include ./$(DEPDIR)/gnome-canvas-rich-text.Po
+include ./$(DEPDIR)/gnome-canvas-shape.Po
+include ./$(DEPDIR)/gnome-canvas-text.Po
+include ./$(DEPDIR)/gnome-canvas-util.Po
+include ./$(DEPDIR)/gnome-canvas-widget.Po
+include ./$(DEPDIR)/gnome-canvas.Po
+include ./$(DEPDIR)/libgnomecanvastypes.Po
+
+.c.o:
+	if $(COMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ $<; \
+	then mv -f "$(DEPDIR)/$*.Tpo" "$(DEPDIR)/$*.Po"; else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; fi
+#	source='$<' object='$@' libtool=no \
+#	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) \
+#	$(COMPILE) -c $<
+
+.c.obj:
+	if $(COMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ `$(CYGPATH_W) '$<'`; \
+	then mv -f "$(DEPDIR)/$*.Tpo" "$(DEPDIR)/$*.Po"; else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; fi
+#	source='$<' object='$@' libtool=no \
+#	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) \
+#	$(COMPILE) -c `$(CYGPATH_W) '$<'`
+
+.c.lo:
+	if $(LTCOMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ $<; \
+	then mv -f "$(DEPDIR)/$*.Tpo" "$(DEPDIR)/$*.Plo"; else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; fi
+#	source='$<' object='$@' libtool=yes \
+#	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) \
+#	$(LTCOMPILE) -c -o $@ $<
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+
+distclean-libtool:
+	-rm -f libtool
+uninstall-info-am:
+
+ID: $(HEADERS) $(SOURCES) $(LISP) $(TAGS_FILES)
+	list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '    { files[$$0] = 1; } \
+	       END { for (i in files) print i; }'`; \
+	mkid -fID $$unique
+tags: TAGS
+
+TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	tags=; \
+	here=`pwd`; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '    { files[$$0] = 1; } \
+	       END { for (i in files) print i; }'`; \
+	if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	    $$tags $$unique; \
+	fi
+ctags: CTAGS
+CTAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	tags=; \
+	here=`pwd`; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '    { files[$$0] = 1; } \
+	       END { for (i in files) print i; }'`; \
+	test -z "$(CTAGS_ARGS)$$tags$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$tags $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && cd $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) $$here
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's|.|.|g'`; \
+	list='$(DISTFILES)'; for file in $$list; do \
+	  case $$file in \
+	    $(srcdir)/*) file=`echo "$$file" | sed "s|^$$srcdirstrip/||"`;; \
+	    $(top_srcdir)/*) file=`echo "$$file" | sed "s|^$$topsrcdirstrip/|$(top_builddir)/|"`;; \
+	  esac; \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  dir=`echo "$$file" | sed -e 's,/[^/]*$$,,'`; \
+	  if test "$$dir" != "$$file" && test "$$dir" != "."; then \
+	    dir="/$$dir"; \
+	    $(mkdir_p) "$(distdir)$$dir"; \
+	  else \
+	    dir=''; \
+	  fi; \
+	  if test -d $$d/$$file; then \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+	    fi; \
+	    cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+	  else \
+	    test -f $(distdir)/$$file \
+	    || cp -p $$d/$$file $(distdir)/$$file \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) check-am
+all-am: Makefile $(LIBRARIES)
+installdirs:
+install: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+	-test -z "$(BUILT_SOURCES)" || rm -f $(BUILT_SOURCES)
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLIBRARIES \
+	mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-libtool distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-exec-am:
+
+install-info: install-info-am
+
+install-man:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-info-am
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+	clean-libtool clean-noinstLIBRARIES ctags distclean \
+	distclean-compile distclean-generic distclean-libtool \
+	distclean-tags distdir dvi dvi-am html html-am info info-am \
+	install install-am install-data install-data-am install-exec \
+	install-exec-am install-info install-info-am install-man \
+	install-strip installcheck installcheck-am installdirs \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+	pdf pdf-am ps ps-am tags uninstall uninstall-am \
+	uninstall-info-am
+
+
+$(libgnomecanvas_2_a_OBJECTS): $(marshal_sources)
+
+gnome-canvas-marshal.h: gnome-canvas-marshal.list $(GLIB_GENMARSHAL)
+        $(GLIB_GENMARSHAL) $< --header --prefix=gnome_canvas_marshal > $@
+gnome-canvas-marshal.c: gnome-canvas-marshal.list $(GLIB_GENMARSHAL)
+        $(GLIB_GENMARSHAL) $< --body --prefix=gnome_canvas_marshal > $@
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/src/libgnomecanvas/Makefile.am b/src/libgnomecanvas/Makefile.am
new file mode 100644
index 0000000..e2bdb61
--- /dev/null
+++ b/src/libgnomecanvas/Makefile.am
@@ -0,0 +1,72 @@
+
+INCLUDES = \
+	-I$(top_srcdir) 				\
+	-I$(top_builddir)				\
+	-I$(top_srcdir)/src				\
+	$(WARN_CFLAGS) 					\
+	$(GCOMPRIS_CFLAGS) \
+        -DGNOMECANVASLIBDIR=\""$(libdir)"\" 		\
+        -DGNOMECANVASDATADIR=\""$(datadir)"\" 		\
+        -DGNOMECANVASPIXMAPDIR=\""$(datadir)/pixmaps"\"	\
+        -DGNOMECANVASBINDIR=\""$(bindir)"\" 		\
+        -DGNOMECANVASLOCALSTATEDIR=\""$(localstatedir)"\" 	\
+	-DG_LOG_DOMAIN=\"GnomeCanvas\"
+
+noinst_LIBRARIES = libgnomecanvas-2.a
+
+libgnomecanvas_2_a_LIBADD = \
+	$(LIBGNOMECANVAS_LIBS)
+
+libgnomecanvasinclude_headers =			\
+	gnome-canvas-shape.h			\
+	gnome-canvas-bpath.h			\
+	gnome-canvas-clipgroup.h		\
+	gnome-canvas-line.h			\
+	gnome-canvas-pixbuf.h			\
+	gnome-canvas-polygon.h			\
+	gnome-canvas-rect-ellipse.h		\
+	gnome-canvas-text.h			\
+	gnome-canvas-rich-text.h		\
+	gnome-canvas-util.h			\
+	gnome-canvas-widget.h			\
+	gnome-canvas-path-def.h			\
+	gnome-canvas.h				\
+	libgnomecanvas.h
+
+libgnomecanvas_2_a_SOURCES =			\
+	$(libgnomecanvasinclude_headers)	\
+	gnome-canvas-shape.c			\
+	gnome-canvas-shape-private.h		\
+	gnome-canvas-bpath.c			\
+	gnome-canvas-path-def.c			\
+	gnome-canvas-clipgroup.c		\
+	gnome-canvas-i18n.h			\
+	gnome-canvas-line.c			\
+	gnome-canvas-pixbuf.c			\
+	gnome-canvas-polygon.c			\
+	gnome-canvas-rect-ellipse.c		\
+	gnome-canvas-text.c			\
+	gnome-canvas-rich-text.c		\
+	gnome-canvas-util.c			\
+	gnome-canvas-widget.c			\
+	gnome-canvas.c				\
+	libgnomecanvastypes.c
+
+$(libgnomecanvas_2_a_OBJECTS): $(marshal_sources)
+
+marshal_sources =                               \
+        gnome-canvas-marshal.c                  \
+        gnome-canvas-marshal.h
+
+BUILT_SOURCES =                                 \
+        $(marshal_sources)
+
+gnome-canvas-marshal.h: gnome-canvas-marshal.list $(GLIB_GENMARSHAL)
+        $(GLIB_GENMARSHAL) $< --header --prefix=gnome_canvas_marshal > $@
+gnome-canvas-marshal.c: gnome-canvas-marshal.list $(GLIB_GENMARSHAL)
+        $(GLIB_GENMARSHAL) $< --body --prefix=gnome_canvas_marshal > $@
+
+CLEANFILES = $(marshal_sources)
+
+DONT_DIST_SOURCE = $(marshal_sources)
+
diff --git a/src/libgnomecanvas/Makefile.in b/src/libgnomecanvas/Makefile.in
new file mode 100644
index 0000000..2fe8b87
--- /dev/null
+++ b/src/libgnomecanvas/Makefile.in
@@ -0,0 +1,649 @@
+# Makefile.in generated by automake 1.9.6 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+# 2003, 2004, 2005  Free Software Foundation, Inc.
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+srcdir = @srcdir@
+top_srcdir = @top_srcdir@
+VPATH = @srcdir@
+pkgdatadir = $(datadir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+top_builddir = ../..
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+INSTALL = @INSTALL@
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+target_triplet = @target@
+subdir = src/libgnomecanvas
+DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
+	$(top_srcdir)/configure.in
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+	$(ACLOCAL_M4)
+mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs
+CONFIG_HEADER = $(top_builddir)/config.h
+CONFIG_CLEAN_FILES =
+LIBRARIES = $(noinst_LIBRARIES)
+ARFLAGS = cru
+libgnomecanvas_2_a_AR = $(AR) $(ARFLAGS)
+libgnomecanvas_2_a_DEPENDENCIES =
+am__objects_1 =
+am_libgnomecanvas_2_a_OBJECTS = $(am__objects_1) \
+	gnome-canvas-shape.$(OBJEXT) gnome-canvas-bpath.$(OBJEXT) \
+	gnome-canvas-path-def.$(OBJEXT) \
+	gnome-canvas-clipgroup.$(OBJEXT) gnome-canvas-line.$(OBJEXT) \
+	gnome-canvas-pixbuf.$(OBJEXT) gnome-canvas-polygon.$(OBJEXT) \
+	gnome-canvas-rect-ellipse.$(OBJEXT) \
+	gnome-canvas-text.$(OBJEXT) gnome-canvas-rich-text.$(OBJEXT) \
+	gnome-canvas-util.$(OBJEXT) gnome-canvas-widget.$(OBJEXT) \
+	gnome-canvas.$(OBJEXT) libgnomecanvastypes.$(OBJEXT)
+libgnomecanvas_2_a_OBJECTS = $(am_libgnomecanvas_2_a_OBJECTS)
+DEFAULT_INCLUDES = -I. -I$(srcdir) -I$(top_builddir)
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+am__depfiles_maybe = depfiles
+COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
+	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+LTCOMPILE = $(LIBTOOL) --tag=CC --mode=compile $(CC) $(DEFS) \
+	$(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
+	$(AM_CFLAGS) $(CFLAGS)
+CCLD = $(CC)
+LINK = $(LIBTOOL) --tag=CC --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+	$(AM_LDFLAGS) $(LDFLAGS) -o $@
+SOURCES = $(libgnomecanvas_2_a_SOURCES)
+DIST_SOURCES = $(libgnomecanvas_2_a_SOURCES)
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+oldincludedir = @oldincludedir@
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+plugindir = @plugindir@
+prefix = @prefix@
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+pythondir = @pythondir@
+sbindir = @sbindir@
+sharedstatedir = @sharedstatedir@
+sysconfdir = @sysconfdir@
+target = @target@
+target_alias = @target_alias@
+target_cpu = @target_cpu@
+target_os = @target_os@
+target_vendor = @target_vendor@
+INCLUDES = \
+	-I$(top_srcdir) 				\
+	-I$(top_builddir)				\
+	-I$(top_srcdir)/src				\
+	$(WARN_CFLAGS) 					\
+	$(GCOMPRIS_CFLAGS) \
+        -DGNOMECANVASLIBDIR=\""$(libdir)"\" 		\
+        -DGNOMECANVASDATADIR=\""$(datadir)"\" 		\
+        -DGNOMECANVASPIXMAPDIR=\""$(datadir)/pixmaps"\"	\
+        -DGNOMECANVASBINDIR=\""$(bindir)"\" 		\
+        -DGNOMECANVASLOCALSTATEDIR=\""$(localstatedir)"\" 	\
+	-DG_LOG_DOMAIN=\"GnomeCanvas\"
+
+noinst_LIBRARIES = libgnomecanvas-2.a
+libgnomecanvas_2_a_LIBADD = \
+	$(LIBGNOMECANVAS_LIBS)
+
+libgnomecanvasinclude_headers = \
+	gnome-canvas-shape.h			\
+	gnome-canvas-bpath.h			\
+	gnome-canvas-clipgroup.h		\
+	gnome-canvas-line.h			\
+	gnome-canvas-pixbuf.h			\
+	gnome-canvas-polygon.h			\
+	gnome-canvas-rect-ellipse.h		\
+	gnome-canvas-text.h			\
+	gnome-canvas-rich-text.h		\
+	gnome-canvas-util.h			\
+	gnome-canvas-widget.h			\
+	gnome-canvas-path-def.h			\
+	gnome-canvas.h				\
+	libgnomecanvas.h
+
+libgnomecanvas_2_a_SOURCES = \
+	$(libgnomecanvasinclude_headers)	\
+	gnome-canvas-shape.c			\
+	gnome-canvas-shape-private.h		\
+	gnome-canvas-bpath.c			\
+	gnome-canvas-path-def.c			\
+	gnome-canvas-clipgroup.c		\
+	gnome-canvas-i18n.h			\
+	gnome-canvas-line.c			\
+	gnome-canvas-pixbuf.c			\
+	gnome-canvas-polygon.c			\
+	gnome-canvas-rect-ellipse.c		\
+	gnome-canvas-text.c			\
+	gnome-canvas-rich-text.c		\
+	gnome-canvas-util.c			\
+	gnome-canvas-widget.c			\
+	gnome-canvas.c				\
+	libgnomecanvastypes.c
+
+marshal_sources = \
+        gnome-canvas-marshal.c                  \
+        gnome-canvas-marshal.h
+
+BUILT_SOURCES = \
+        $(marshal_sources)
+
+CLEANFILES = $(marshal_sources)
+DONT_DIST_SOURCE = $(marshal_sources)
+all: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) all-am
+
+.SUFFIXES:
+.SUFFIXES: .c .lo .o .obj
+$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am  $(am__configure_deps)
+	@for dep in $?; do \
+	  case '$(am__configure_deps)' in \
+	    *$$dep*) \
+	      cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh \
+		&& exit 0; \
+	      exit 1;; \
+	  esac; \
+	done; \
+	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu  src/libgnomecanvas/Makefile'; \
+	cd $(top_srcdir) && \
+	  $(AUTOMAKE) --gnu  src/libgnomecanvas/Makefile
+.PRECIOUS: Makefile
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+	@case '$?' in \
+	  *config.status*) \
+	    cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh;; \
+	  *) \
+	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
+	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
+	esac;
+
+$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+$(top_srcdir)/configure: @MAINTAINER_MODE_TRUE@ $(am__configure_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ $(am__aclocal_m4_deps)
+	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
+
+clean-noinstLIBRARIES:
+	-test -z "$(noinst_LIBRARIES)" || rm -f $(noinst_LIBRARIES)
+libgnomecanvas-2.a: $(libgnomecanvas_2_a_OBJECTS) $(libgnomecanvas_2_a_DEPENDENCIES) 
+	-rm -f libgnomecanvas-2.a
+	$(libgnomecanvas_2_a_AR) libgnomecanvas-2.a $(libgnomecanvas_2_a_OBJECTS) $(libgnomecanvas_2_a_LIBADD)
+	$(RANLIB) libgnomecanvas-2.a
+
+mostlyclean-compile:
+	-rm -f *.$(OBJEXT)
+
+distclean-compile:
+	-rm -f *.tab.c
+
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-bpath.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-clipgroup.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-line.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-path-def.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-pixbuf.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-polygon.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-rect-ellipse.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-rich-text.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-shape.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-text.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-util.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas-widget.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/gnome-canvas.Po@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libgnomecanvastypes.Po@am__quote@
+
+.c.o:
+@am__fastdepCC_TRUE@	if $(COMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ $<; \
+@am__fastdepCC_TRUE@	then mv -f "$(DEPDIR)/$*.Tpo" "$(DEPDIR)/$*.Po"; else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; fi
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(COMPILE) -c $<
+
+.c.obj:
+@am__fastdepCC_TRUE@	if $(COMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ `$(CYGPATH_W) '$<'`; \
+@am__fastdepCC_TRUE@	then mv -f "$(DEPDIR)/$*.Tpo" "$(DEPDIR)/$*.Po"; else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; fi
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
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+
+.c.lo:
+@am__fastdepCC_TRUE@	if $(LTCOMPILE) -MT $@ -MD -MP -MF "$(DEPDIR)/$*.Tpo" -c -o $@ $<; \
+@am__fastdepCC_TRUE@	then mv -f "$(DEPDIR)/$*.Tpo" "$(DEPDIR)/$*.Plo"; else rm -f "$(DEPDIR)/$*.Tpo"; exit 1; fi
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@
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+@am__fastdepCC_FALSE@	$(LTCOMPILE) -c -o $@ $<
+
+mostlyclean-libtool:
+	-rm -f *.lo
+
+clean-libtool:
+	-rm -rf .libs _libs
+
+distclean-libtool:
+	-rm -f libtool
+uninstall-info-am:
+
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+	list='$(SOURCES) $(HEADERS) $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '    { files[$$0] = 1; } \
+	       END { for (i in files) print i; }'`; \
+	mkid -fID $$unique
+tags: TAGS
+
+TAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	tags=; \
+	here=`pwd`; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '    { files[$$0] = 1; } \
+	       END { for (i in files) print i; }'`; \
+	if test -z "$(ETAGS_ARGS)$$tags$$unique"; then :; else \
+	  test -n "$$unique" || unique=$$empty_fix; \
+	  $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	    $$tags $$unique; \
+	fi
+ctags: CTAGS
+CTAGS:  $(HEADERS) $(SOURCES)  $(TAGS_DEPENDENCIES) \
+		$(TAGS_FILES) $(LISP)
+	tags=; \
+	here=`pwd`; \
+	list='$(SOURCES) $(HEADERS)  $(LISP) $(TAGS_FILES)'; \
+	unique=`for i in $$list; do \
+	    if test -f "$$i"; then echo $$i; else echo $(srcdir)/$$i; fi; \
+	  done | \
+	  $(AWK) '    { files[$$0] = 1; } \
+	       END { for (i in files) print i; }'`; \
+	test -z "$(CTAGS_ARGS)$$tags$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$tags $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && cd $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) $$here
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+
+distdir: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's|.|.|g'`; \
+	list='$(DISTFILES)'; for file in $$list; do \
+	  case $$file in \
+	    $(srcdir)/*) file=`echo "$$file" | sed "s|^$$srcdirstrip/||"`;; \
+	    $(top_srcdir)/*) file=`echo "$$file" | sed "s|^$$topsrcdirstrip/|$(top_builddir)/|"`;; \
+	  esac; \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  dir=`echo "$$file" | sed -e 's,/[^/]*$$,,'`; \
+	  if test "$$dir" != "$$file" && test "$$dir" != "."; then \
+	    dir="/$$dir"; \
+	    $(mkdir_p) "$(distdir)$$dir"; \
+	  else \
+	    dir=''; \
+	  fi; \
+	  if test -d $$d/$$file; then \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -pR $(srcdir)/$$file $(distdir)$$dir || exit 1; \
+	    fi; \
+	    cp -pR $$d/$$file $(distdir)$$dir || exit 1; \
+	  else \
+	    test -f $(distdir)/$$file \
+	    || cp -p $$d/$$file $(distdir)/$$file \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) check-am
+all-am: Makefile $(LIBRARIES)
+installdirs:
+install: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	$(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	  install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	  `test -z '$(STRIP)' || \
+	    echo "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'"` install
+mostlyclean-generic:
+
+clean-generic:
+	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+	-test -z "$(BUILT_SOURCES)" || rm -f $(BUILT_SOURCES)
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLIBRARIES \
+	mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-libtool distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-exec-am:
+
+install-info: install-info-am
+
+install-man:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-info-am
+
+.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
+	clean-libtool clean-noinstLIBRARIES ctags distclean \
+	distclean-compile distclean-generic distclean-libtool \
+	distclean-tags distdir dvi dvi-am html html-am info info-am \
+	install install-am install-data install-data-am install-exec \
+	install-exec-am install-info install-info-am install-man \
+	install-strip installcheck installcheck-am installdirs \
+	maintainer-clean maintainer-clean-generic mostlyclean \
+	mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
+	pdf pdf-am ps ps-am tags uninstall uninstall-am \
+	uninstall-info-am
+
+
+$(libgnomecanvas_2_a_OBJECTS): $(marshal_sources)
+
+gnome-canvas-marshal.h: gnome-canvas-marshal.list $(GLIB_GENMARSHAL)
+        $(GLIB_GENMARSHAL) $< --header --prefix=gnome_canvas_marshal > $@
+gnome-canvas-marshal.c: gnome-canvas-marshal.list $(GLIB_GENMARSHAL)
+        $(GLIB_GENMARSHAL) $< --body --prefix=gnome_canvas_marshal > $@
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/src/libgnomecanvas/gnome-canvas-bpath.c b/src/libgnomecanvas/gnome-canvas-bpath.c
new file mode 100644
index 0000000..9c59aa3
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-bpath.c
@@ -0,0 +1,175 @@
+/* Bpath item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ * Copyright (C) 1998,1999 The Free Software Foundation
+ *
+ * Authors: Federico Mena <federico@nuclecu.unam.mx>
+ *          Raph Levien <raph@acm.org>
+ *          Lauris Kaplinski <lauris@ximian.com>
+ *          Miguel de Icaza <miguel@kernel.org>
+ *          Cody Russell <bratsche@gnome.org>
+ *          Rusty Conover <rconover@bangtail.net>
+ */
+
+/* These includes are set up for standalone compile. If/when this codebase
+   is integrated into libgnomeui, the includes will need to change. */
+
+#include <math.h>
+#include <string.h>
+
+#include <gtk/gtkobject.h>
+#include "gnome-canvas.h"
+#include "gnome-canvas-util.h"
+
+#include "gnome-canvas-bpath.h"
+#include "gnome-canvas-shape.h"
+#include "gnome-canvas-shape-private.h"
+#include "gnome-canvas-path-def.h"
+
+enum {
+	PROP_0,
+	PROP_BPATH
+};
+
+static void gnome_canvas_bpath_class_init   (GnomeCanvasBpathClass *class);
+static void gnome_canvas_bpath_init         (GnomeCanvasBpath      *bpath);
+static void gnome_canvas_bpath_destroy      (GtkObject               *object);
+static void gnome_canvas_bpath_set_property (GObject               *object,
+					     guint                  param_id,
+					     const GValue          *value,
+                                             GParamSpec            *pspec);
+static void gnome_canvas_bpath_get_property (GObject               *object,
+					     guint                  param_id,
+					     GValue                *value,
+                                             GParamSpec            *pspec);
+
+static void   gnome_canvas_bpath_update      (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags);
+
+
+static GnomeCanvasShapeClass *parent_class;
+
+GtkType
+gnome_canvas_bpath_get_type (void)
+{
+	static GType bpath_type;
+
+	if (!bpath_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasBpathClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_bpath_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasBpath),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_bpath_init,
+			NULL			/* value_table */
+		};
+
+		bpath_type = g_type_register_static (GNOME_TYPE_CANVAS_SHAPE, "GnomeCanvasBpath",
+						     &object_info, 0);
+	}
+
+	return bpath_type;
+}
+
+static void
+gnome_canvas_bpath_class_init (GnomeCanvasBpathClass *class)
+{
+	GObjectClass         *gobject_class;
+	GtkObjectClass       *object_class;
+	GnomeCanvasItemClass *item_class;
+
+	gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+	item_class = (GnomeCanvasItemClass *) class;
+
+	parent_class = g_type_class_peek_parent (class);
+
+	/* when this gets checked into libgnomeui, change the
+           GTK_TYPE_POINTER to GTK_TYPE_GNOME_CANVAS_BPATH, and add an
+           entry to gnome-boxed.defs */
+
+	gobject_class->set_property = gnome_canvas_bpath_set_property;
+	gobject_class->get_property = gnome_canvas_bpath_get_property;
+
+	object_class->destroy = gnome_canvas_bpath_destroy;
+
+	g_object_class_install_property (gobject_class,
+                                         PROP_BPATH,
+                                         g_param_spec_boxed ("bpath", NULL, NULL,
+                                                             GNOME_TYPE_CANVAS_PATH_DEF,
+                                                             (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	item_class->update = gnome_canvas_bpath_update;
+}
+
+static void
+gnome_canvas_bpath_init (GnomeCanvasBpath *bpath)
+{
+
+}
+
+static void
+gnome_canvas_bpath_destroy (GtkObject *object)
+{
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+static void
+gnome_canvas_bpath_set_property (GObject      *object,
+                                 guint         param_id,
+                                 const GValue *value,
+                                 GParamSpec   *pspec)
+{
+	GnomeCanvasItem         *item;
+	GnomeCanvasPathDef      *gpp;
+
+	item = GNOME_CANVAS_ITEM (object);
+
+	switch (param_id) {
+	case PROP_BPATH:
+		gpp = (GnomeCanvasPathDef*) g_value_get_boxed (value);
+
+		gnome_canvas_shape_set_path_def (GNOME_CANVAS_SHAPE (object), gpp);
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	default:
+		break;
+	}
+}
+
+
+static void
+gnome_canvas_bpath_get_property (GObject     *object,
+                                 guint        param_id,
+                                 GValue      *value,
+                                 GParamSpec  *pspec)
+{
+	GnomeCanvasShape        *shape;
+
+	shape = GNOME_CANVAS_SHAPE(object);
+
+	switch (param_id) {
+	case PROP_BPATH:
+		g_value_set_boxed (value, shape->priv->path);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+static void
+gnome_canvas_bpath_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	if(GNOME_CANVAS_ITEM_CLASS(parent_class)->update) {
+		(* GNOME_CANVAS_ITEM_CLASS(parent_class)->update)(item, affine, clip_path, flags);
+	}
+}
diff --git a/src/libgnomecanvas/gnome-canvas-bpath.h b/src/libgnomecanvas/gnome-canvas-bpath.h
new file mode 100644
index 0000000..d7a9269
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-bpath.h
@@ -0,0 +1,61 @@
+/* Bpath item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ * Copyright (C) 1998,1999 The Free Software Foundation
+ *
+ * Authors: Federico Mena <federico@nuclecu.unam.mx>
+ *          Raph Levien <raph@acm.org>
+ *          Lauris Kaplinski <lauris@ximian.com>
+ *          Rusty Conover <rconover@bangtail.net>
+ */
+
+#ifndef GNOME_CANVAS_BPATH_H
+#define GNOME_CANVAS_BPATH_H
+
+#include <libgnomecanvas/gnome-canvas.h>
+#include <libgnomecanvas/gnome-canvas-shape.h>
+#include <libgnomecanvas/gnome-canvas-path-def.h>
+
+G_BEGIN_DECLS
+
+
+/* Bpath item for the canvas.
+ *
+ * The following object arguments are available:
+ *
+ * name			type			read/write	description
+ * ------------------------------------------------------------------------------------------
+ * bpath		GnomeCanvasPathDef *		RW		Pointer to an GnomeCanvasPathDef structure.
+ *								This can be created by a call to
+ *								gp_path_new() in (gp-path.h).
+ */
+
+#define GNOME_TYPE_CANVAS_BPATH            (gnome_canvas_bpath_get_type ())
+#define GNOME_CANVAS_BPATH(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_BPATH, GnomeCanvasBpath))
+#define GNOME_CANVAS_BPATH_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_BPATH, GnomeCanvasBpathClass))
+#define GNOME_IS_CANVAS_BPATH(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_BPATH))
+#define GNOME_IS_CANVAS_BPATH_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_BPATH))
+
+
+typedef struct _GnomeCanvasBpath GnomeCanvasBpath;
+typedef struct _GnomeCanvasBpathPriv GnomeCanvasBpathPriv;
+typedef struct _GnomeCanvasBpathClass GnomeCanvasBpathClass;
+
+struct _GnomeCanvasBpath {
+	GnomeCanvasShape item;
+	
+};
+
+struct _GnomeCanvasBpathClass {
+	GnomeCanvasShapeClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_bpath_get_type (void) G_GNUC_CONST;
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-clipgroup.c b/src/libgnomecanvas/gnome-canvas-clipgroup.c
new file mode 100644
index 0000000..ce77f49
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-clipgroup.c
@@ -0,0 +1,451 @@
+#define GNOME_CANVAS_CLIPGROUP_C
+
+/* Clipping group for GnomeCanvas
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ * Copyright (C) 1998,1999 The Free Software Foundation
+ *
+ * Author:
+ *          Lauris Kaplinski <lauris@ximian.com>
+ */
+
+/* These includes are set up for standalone compile. If/when this codebase
+   is integrated into libgnomeui, the includes will need to change. */
+
+#include <math.h>
+#include <string.h>
+
+#include <gtk/gtkobject.h>
+#include <gtk/gtkwidget.h>
+
+#include <libart_lgpl/art_misc.h>
+#include <libart_lgpl/art_rect.h>
+#include <libart_lgpl/art_vpath.h>
+#include <libart_lgpl/art_bpath.h>
+#include <libart_lgpl/art_vpath.h>
+#include <libart_lgpl/art_vpath_bpath.h>
+#include <libart_lgpl/art_svp.h>
+#include <libart_lgpl/art_svp_vpath.h>
+#include <libart_lgpl/art_rect_svp.h>
+#include <libart_lgpl/art_gray_svp.h>
+#include <libart_lgpl/art_svp_intersect.h>
+#include <libart_lgpl/art_svp_ops.h>
+
+#include "gnome-canvas.h"
+#include "gnome-canvas-util.h"
+#include "gnome-canvas-clipgroup.h"
+
+enum {
+	PROP_0,
+	PROP_PATH,
+	PROP_WIND
+};
+
+static void gnome_canvas_clipgroup_class_init      (GnomeCanvasClipgroupClass *klass);
+static void gnome_canvas_clipgroup_init            (GnomeCanvasClipgroup      *clipgroup);
+static void gnome_canvas_clipgroup_destroy         (GtkObject                 *object);
+static void gnome_canvas_clipgroup_set_property    (GObject                   *object,
+                                                    guint                      param_id,
+                                                    const GValue              *value,
+                                                    GParamSpec                *pspec);
+static void gnome_canvas_clipgroup_get_property    (GObject                   *object,
+                                                    guint                      param_id,
+                                                    GValue                    *value,
+                                                    GParamSpec                *pspec);
+static void gnome_canvas_clipgroup_update          (GnomeCanvasItem           *item,
+                                                    double                    *affine,
+                                                    ArtSVP                    *clip_path,
+                                                    int                        flags);
+
+/*
+ * Generic clipping stuff
+ *
+ * This is somewhat slow and memory-hungry - we add extra
+ * composition, extra SVP render and allocate 65536
+ * bytes for each clip level. It could be done more
+ * efficently per-object basis - but to make clipping
+ * universal, there is no alternative to double
+ * buffering (although it should be done into RGBA
+ * buffer by other method than ::render to make global
+ * opacity possible).
+ * Using art-render could possibly optimize that a bit,
+ * although I am not sure.
+ */
+
+#define GCG_BUF_WIDTH 128
+#define GCG_BUF_HEIGHT 128
+#define GCG_BUF_PIXELS (GCG_BUF_WIDTH * GCG_BUF_HEIGHT)
+#define GCG_BUF_SIZE (GCG_BUF_WIDTH * GCG_BUF_HEIGHT * 3)
+
+#define noSHOW_SHADOW
+
+static guchar *gcg_buf_new (void);
+static void gcg_buf_free (guchar *buf);
+static guchar *gcg_mask_new (void);
+static void gcg_mask_free (guchar *mask);
+
+static void gnome_canvas_clipgroup_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf);
+
+static GnomeCanvasGroupClass *parent_class;
+
+GType
+gnome_canvas_clipgroup_get_type (void)
+{
+	static GType clipgroup_type;
+
+	if (!clipgroup_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasClipgroupClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_clipgroup_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasClipgroup),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_clipgroup_init,
+			NULL			/* value_table */
+		};
+
+		clipgroup_type = g_type_register_static (GNOME_TYPE_CANVAS_GROUP, "GnomeCanvasClipgroup",
+							 &object_info, 0);
+	}
+
+	return clipgroup_type;
+}
+
+static void
+gnome_canvas_clipgroup_class_init (GnomeCanvasClipgroupClass *klass)
+{
+        GObjectClass *gobject_class;
+	GtkObjectClass *object_class;
+	GnomeCanvasItemClass *item_class;
+
+        gobject_class = (GObjectClass *) klass;
+	object_class = (GtkObjectClass *) klass;
+	item_class = (GnomeCanvasItemClass *) klass;
+	parent_class = g_type_class_ref (GNOME_TYPE_CANVAS_GROUP);
+
+	object_class->destroy	    = gnome_canvas_clipgroup_destroy;
+	gobject_class->set_property = gnome_canvas_clipgroup_set_property;
+	gobject_class->get_property = gnome_canvas_clipgroup_get_property;
+	item_class->update	    = gnome_canvas_clipgroup_update;
+	item_class->render	    = gnome_canvas_clipgroup_render;
+
+        g_object_class_install_property (gobject_class,
+                                         PROP_PATH,
+                                         g_param_spec_pointer ("path", NULL, NULL,
+                                                               (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_WIND,
+                                         g_param_spec_uint ("wind", NULL, NULL,
+                                                            0, G_MAXUINT, 0,
+                                                            (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+}
+
+static void
+gnome_canvas_clipgroup_init (GnomeCanvasClipgroup *clipgroup)
+{
+	clipgroup->path = NULL;
+	clipgroup->wind = ART_WIND_RULE_NONZERO; /* default winding rule */
+	clipgroup->svp = NULL;
+}
+
+static void
+gnome_canvas_clipgroup_destroy (GtkObject *object)
+{
+	GnomeCanvasClipgroup *clipgroup;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_CLIPGROUP (object));
+
+	clipgroup = GNOME_CANVAS_CLIPGROUP (object);
+
+	if (clipgroup->path) {
+		gnome_canvas_path_def_unref (clipgroup->path);
+		clipgroup->path = NULL;
+	}
+	
+	if (clipgroup->svp) {
+		art_svp_free (clipgroup->svp);
+		clipgroup->svp = NULL;
+	}
+
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+static void
+gnome_canvas_clipgroup_set_property (GObject      *object,
+                                     guint         param_id,
+                                     const GValue *value,
+                                     GParamSpec   *pspec)
+{
+	GnomeCanvasItem *item;
+	GnomeCanvasClipgroup *cgroup;
+	GnomeCanvasPathDef *gpp;
+
+	item = GNOME_CANVAS_ITEM (object);
+	cgroup = GNOME_CANVAS_CLIPGROUP (object);
+
+	switch (param_id) {
+	case PROP_PATH:
+		gpp = g_value_get_pointer (value);
+
+		if (cgroup->path) {
+			gnome_canvas_path_def_unref (cgroup->path);
+			cgroup->path = NULL;
+		}
+		if (gpp != NULL) {
+			cgroup->path = gnome_canvas_path_def_closed_parts (gpp);
+		}
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_WIND:
+		cgroup->wind = g_value_get_uint (value);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	default:
+		break;
+	}
+}
+
+static void
+gnome_canvas_clipgroup_get_property (GObject    *object,
+                                     guint       param_id,
+                                     GValue     *value,
+                                     GParamSpec *pspec)
+{
+	GnomeCanvasClipgroup * cgroup;
+
+	cgroup = GNOME_CANVAS_CLIPGROUP (object);
+
+	switch (param_id) {
+	case PROP_PATH:
+		g_value_set_pointer (value, cgroup->path);
+		break;
+
+	case PROP_WIND:
+		g_value_set_uint (value, cgroup->wind);
+		break;
+
+	default:
+	        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+static void
+gnome_canvas_clipgroup_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	GnomeCanvasClipgroup *clipgroup;
+	ArtSvpWriter *swr;
+	ArtBpath *bp;
+	ArtBpath *bpath;
+	ArtVpath *vpath;
+	ArtSVP *svp, *svp1, *svp2;
+
+	clipgroup = GNOME_CANVAS_CLIPGROUP (item);
+
+	if (clipgroup->svp) {
+		art_svp_free (clipgroup->svp);
+		clipgroup->svp = NULL;
+	}
+
+	if (clipgroup->path) {
+		bp = gnome_canvas_path_def_bpath (clipgroup->path);
+		bpath = art_bpath_affine_transform (bp, affine);
+
+		vpath = art_bez_path_to_vec (bpath, 0.25);
+		art_free (bpath);
+
+		svp1 = art_svp_from_vpath (vpath);
+		art_free (vpath);
+		
+		swr = art_svp_writer_rewind_new (clipgroup->wind);
+		art_svp_intersector (svp1, swr);
+
+		svp2 = art_svp_writer_rewind_reap (swr);
+		art_svp_free (svp1);
+		
+		if (clip_path != NULL) {
+			svp = art_svp_intersect (svp2, clip_path);
+			art_svp_free (svp2);
+		} else {
+			svp = svp2;
+		}
+
+		clipgroup->svp = svp;
+	}
+
+	if (GNOME_CANVAS_ITEM_CLASS (parent_class)->update)
+		(GNOME_CANVAS_ITEM_CLASS (parent_class)->update) (item, affine, NULL, flags);
+
+	if (clipgroup->svp) {
+		ArtDRect cbox;
+		art_drect_svp (&cbox, clipgroup->svp);
+		item->x1 = MAX (item->x1, cbox.x0 - 1.0);
+		item->y1 = MAX (item->y1, cbox.y0 - 1.0);
+		item->x2 = MIN (item->x2, cbox.x1 + 1.0);
+		item->y2 = MIN (item->y2, cbox.y1 + 1.0);
+	}
+}
+
+/* non-premultiplied composition into RGB */
+
+#define COMPOSEN11(fc,fa,bc) (((255 - (guint) (fa)) * (guint) (bc) + (guint) (fc) * (guint) (fa) + 127) / 255)
+
+static void
+gnome_canvas_clipgroup_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf)
+{
+	GnomeCanvasClipgroup *cg;
+	GnomeCanvasBuf lbuf;
+	guchar *mask;
+
+	cg = GNOME_CANVAS_CLIPGROUP (item);
+
+	if (cg->svp) {
+		gint bw, bh, sw, sh;
+		gint x, y;
+
+		/* fixme: We could optimize background handling (lauris) */
+
+		if (buf->is_bg) {
+			gnome_canvas_buf_ensure_buf (buf);
+			buf->is_bg = FALSE;
+			buf->is_buf = TRUE;
+		}
+
+		bw = buf->rect.x1 - buf->rect.x0;
+		bh = buf->rect.y1 - buf->rect.y0;
+		if ((bw < 1) || (bh < 1)) return;
+
+		if (bw * bh <= GCG_BUF_PIXELS) {
+			/* We can go with single buffer */
+			sw = bw;
+			sh = bh;
+		} else if (bw <= (GCG_BUF_PIXELS >> 3)) {
+			/* Go with row buffer */
+			sw = bw;
+			sh =  GCG_BUF_PIXELS / bw;
+		} else if (bh <= (GCG_BUF_PIXELS >> 3)) {
+			/* Go with column buffer */
+			sw = GCG_BUF_PIXELS / bh;
+			sh = bh;
+		} else {
+			/* Tile buffer */
+			sw = GCG_BUF_WIDTH;
+			sh = GCG_BUF_HEIGHT;
+		}
+
+		/* Set up local buffer */
+		lbuf.buf = gcg_buf_new ();
+		lbuf.bg_color = buf->bg_color;
+		lbuf.is_bg = FALSE;
+		lbuf.is_buf = TRUE;
+		/* Allocate mask */
+		mask = gcg_mask_new ();
+
+		for (y = buf->rect.y0; y < buf->rect.y1; y += sh) {
+			for (x = buf->rect.x0; x < buf->rect.x1; x += sw) {
+				gint r, xx, yy;
+				/* Set up local buffer */
+				lbuf.rect.x0 = x;
+				lbuf.rect.y0 = y;
+				lbuf.rect.x1 = MIN (x + sw, buf->rect.x1);
+				lbuf.rect.y1 = MIN (y + sh, buf->rect.y1);
+				lbuf.buf_rowstride = 3 * (lbuf.rect.x1 - lbuf.rect.x0);
+				/* Copy background */
+				for (r = lbuf.rect.y0; r < lbuf.rect.y1; r++) {
+					memcpy (lbuf.buf + (r - lbuf.rect.y0) * lbuf.buf_rowstride,
+						buf->buf + (r - buf->rect.y0) * buf->buf_rowstride + (x - buf->rect.x0) * 3,
+						(lbuf.rect.x1 - lbuf.rect.x0) * 3);
+				}
+				/* Invoke render method */
+				if (((GnomeCanvasItemClass *) parent_class)->render)
+					((GnomeCanvasItemClass *) parent_class)->render (item, &lbuf);
+				/* Render mask */
+				art_gray_svp_aa (cg->svp, lbuf.rect.x0, lbuf.rect.y0, lbuf.rect.x1, lbuf.rect.y1,
+						 mask, lbuf.rect.x1 - lbuf.rect.x0);
+				/* Combine */
+				for (yy = lbuf.rect.y0; yy < lbuf.rect.y1; yy++) {
+					guchar *s, *m, *d;
+					s = lbuf.buf + (yy - lbuf.rect.y0) * lbuf.buf_rowstride;
+					m = mask + (yy - lbuf.rect.y0) * (lbuf.rect.x1 - lbuf.rect.x0);
+					d = buf->buf + (yy - buf->rect.y0) * buf->buf_rowstride + (x - buf->rect.x0) * 3;
+					for (xx = lbuf.rect.x0; xx < lbuf.rect.x1; xx++) {
+#ifndef SHOW_SHADOW
+						d[0] = COMPOSEN11 (s[0], m[0], d[0]);
+						d[1] = COMPOSEN11 (s[1], m[0], d[1]);
+						d[2] = COMPOSEN11 (s[2], m[0], d[2]);
+#else
+						d[0] = COMPOSEN11 (s[0], m[0] | 0x7f, d[0]);
+						d[1] = COMPOSEN11 (s[1], m[0] | 0x7f, d[1]);
+						d[2] = COMPOSEN11 (s[2], m[0] | 0x7f, d[2]);
+#endif
+						s += 3;
+						m += 1;
+						d += 3;
+					}
+				}
+			}
+		}
+		/* Free buffers */
+		gcg_mask_free (mask);
+		gcg_buf_free (lbuf.buf);
+	} else {
+		if (((GnomeCanvasItemClass *) parent_class)->render)
+			((GnomeCanvasItemClass *) parent_class)->render (item, buf);
+	}
+}
+
+static GSList *gcg_buffers = NULL;
+static GSList *gcg_masks = NULL;
+
+static guchar *
+gcg_buf_new (void)
+{
+	guchar *buf;
+
+	if (!gcg_buffers) {
+		buf = g_new (guchar, GCG_BUF_SIZE);
+	} else {
+		buf = (guchar *) gcg_buffers->data;
+		gcg_buffers = g_slist_remove (gcg_buffers, buf);
+	}
+
+	return buf;
+}
+
+static void
+gcg_buf_free (guchar *buf)
+{
+	gcg_buffers = g_slist_prepend (gcg_buffers, buf);
+}
+
+static guchar *
+gcg_mask_new (void)
+{
+	guchar *mask;
+
+	if (!gcg_masks) {
+		mask = g_new (guchar, GCG_BUF_PIXELS);
+	} else {
+		mask = (guchar *) gcg_masks->data;
+		gcg_masks = g_slist_remove (gcg_masks, mask);
+	}
+
+	return mask;
+}
+
+static void
+gcg_mask_free (guchar *mask)
+{
+	gcg_masks = g_slist_prepend (gcg_masks, mask);
+}
diff --git a/src/libgnomecanvas/gnome-canvas-clipgroup.h b/src/libgnomecanvas/gnome-canvas-clipgroup.h
new file mode 100644
index 0000000..269ad3f
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-clipgroup.h
@@ -0,0 +1,58 @@
+#ifndef GNOME_CANVAS_CLIPGROUP_H
+#define GNOME_CANVAS_CLIPGROUP_H
+
+/* Clipping group implementation for GnomeCanvas
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ * TODO: Implement this in libgnomeui, possibly merge with real group
+ *
+ * Copyright (C) 1998,1999 The Free Software Foundation
+ *
+ * Author:
+ *          Lauris Kaplinski <lauris@ximian.com>
+ */
+
+#include <libgnomecanvas/gnome-canvas.h>
+#include <libgnomecanvas/gnome-canvas-util.h>
+
+#include <libart_lgpl/art_bpath.h>
+#include <libart_lgpl/art_svp_wind.h>
+#include <libart_lgpl/art_vpath_dash.h>
+#include <libgnomecanvas/gnome-canvas-path-def.h>
+
+G_BEGIN_DECLS
+
+
+#define GNOME_TYPE_CANVAS_CLIPGROUP            (gnome_canvas_clipgroup_get_type ())
+#define GNOME_CANVAS_CLIPGROUP(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_CLIPGROUP, GnomeCanvasClipgroup))
+#define GNOME_CANVAS_CLIPGROUP_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_CLIPGROUP, GnomeCanvasClipgroupClass))
+#define GNOME_IS_CANVAS_CLIPGROUP(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_CLIPGROUP))
+#define GNOME_IS_CANVAS_CLIPGROUP_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_CLIPGROUP))
+
+
+typedef struct _GnomeCanvasClipgroup GnomeCanvasClipgroup;
+typedef struct _GnomeCanvasClipgroupClass GnomeCanvasClipgroupClass;
+
+struct _GnomeCanvasClipgroup {
+	GnomeCanvasGroup group;
+
+	GnomeCanvasPathDef * path;
+	ArtWindRule wind;
+
+	ArtSVP * svp;
+};
+
+struct _GnomeCanvasClipgroupClass {
+	GnomeCanvasGroupClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_clipgroup_get_type (void) G_GNUC_CONST;
+
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-i18n.h b/src/libgnomecanvas/gnome-canvas-i18n.h
new file mode 100644
index 0000000..a768438
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-i18n.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+
+/*
+ * Handles all of the internationalization configuration options.
+ * Author: Tom Tromey <tromey@creche.cygnus.com>
+ */
+
+#ifndef __LIBGNOME_CANVAS_I18N_H__
+#define __LIBGNOME_CANVAS_I18N_H__ 
+
+#include <glib.h>
+
+G_BEGIN_DECLS
+
+#if !defined(__LIBGNOME_CANVAS_I18NP_H__)
+
+#ifdef ENABLE_NLS
+#    include <libintl.h>
+#    ifdef GNOME_EXPLICIT_TRANSLATION_DOMAIN
+#        undef _
+#        define _(String) dgettext (GNOME_EXPLICIT_TRANSLATION_DOMAIN, String)
+#    else 
+#        define _(String) gettext (String)
+#    endif
+#    ifdef gettext_noop
+#        define N_(String) gettext_noop (String)
+#    else
+#        define N_(String) (String)
+#    endif
+#else
+/* Stubs that do something close enough.  */
+#    define textdomain(String) (String)
+#    define gettext(String) (String)
+#    define dgettext(Domain,Message) (Message)
+#    define dcgettext(Domain,Message,Type) (Message)
+#    define bindtextdomain(Domain,Directory) (Domain)
+#    define _(String) (String)
+#    define N_(String) (String)
+#endif
+
+#endif
+
+G_END_DECLS
+
+#endif /* __LIBGNOME_CANVAS_I18N_H__ */
diff --git a/src/libgnomecanvas/gnome-canvas-line.c b/src/libgnomecanvas/gnome-canvas-line.c
new file mode 100644
index 0000000..8546c44
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-line.c
@@ -0,0 +1,1422 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+
+/* Line/curve item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ */
+
+#include <config.h>
+#include <math.h>
+#include <string.h>
+#include "libart_lgpl/art_vpath.h"
+#include "libart_lgpl/art_svp.h"
+#include "libart_lgpl/art_svp_vpath.h"
+#include "libart_lgpl/art_svp_vpath_stroke.h"
+#include "libgnomecanvas.h"
+
+#define noVERBOSE
+
+#define DEFAULT_SPLINE_STEPS 12		/* this is what Tk uses */
+#define NUM_ARROW_POINTS     6		/* number of points in an arrowhead */
+#define NUM_STATIC_POINTS    256	/* number of static points to use to avoid allocating arrays */
+
+
+#define GROW_BOUNDS(bx1, by1, bx2, by2, x, y) {	\
+	if (x < bx1)				\
+		bx1 = x;			\
+						\
+	if (x > bx2)				\
+		bx2 = x;			\
+						\
+	if (y < by1)				\
+		by1 = y;			\
+						\
+	if (y > by2)				\
+		by2 = y;			\
+}
+
+
+enum {
+	PROP_0,
+	PROP_POINTS,
+	PROP_FILL_COLOR,
+	PROP_FILL_COLOR_GDK,
+	PROP_FILL_COLOR_RGBA,
+	PROP_FILL_STIPPLE,
+	PROP_WIDTH_PIXELS,
+	PROP_WIDTH_UNITS,
+	PROP_CAP_STYLE,
+	PROP_JOIN_STYLE,
+	PROP_LINE_STYLE,
+	PROP_FIRST_ARROWHEAD,
+	PROP_LAST_ARROWHEAD,
+	PROP_SMOOTH,
+	PROP_SPLINE_STEPS,
+	PROP_ARROW_SHAPE_A,
+	PROP_ARROW_SHAPE_B,
+	PROP_ARROW_SHAPE_C
+};
+
+
+static void gnome_canvas_line_class_init   (GnomeCanvasLineClass *class);
+static void gnome_canvas_line_init         (GnomeCanvasLine      *line);
+static void gnome_canvas_line_destroy      (GtkObject            *object);
+static void gnome_canvas_line_set_property (GObject              *object,
+					    guint                 param_id,
+					    const GValue         *value,
+					    GParamSpec           *pspec);
+static void gnome_canvas_line_get_property (GObject              *object,
+					    guint                 param_id,
+					    GValue               *value,
+					    GParamSpec           *pspec);
+
+static void   gnome_canvas_line_update      (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags);
+static void   gnome_canvas_line_realize     (GnomeCanvasItem *item);
+static void   gnome_canvas_line_unrealize   (GnomeCanvasItem *item);
+static void   gnome_canvas_line_draw        (GnomeCanvasItem *item, GdkDrawable *drawable,
+					     int x, int y, int width, int height);
+static double gnome_canvas_line_point       (GnomeCanvasItem *item, double x, double y,
+					     int cx, int cy, GnomeCanvasItem **actual_item);
+static void   gnome_canvas_line_bounds      (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2);
+static void   gnome_canvas_line_render      (GnomeCanvasItem *item, GnomeCanvasBuf *buf);
+
+
+static GnomeCanvasItemClass *parent_class;
+
+
+GType
+gnome_canvas_line_get_type (void)
+{
+	static GType line_type;
+
+	if (!line_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasLineClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_line_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasLine),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_line_init,
+			NULL			/* value_table */
+		};
+
+		line_type = g_type_register_static (GNOME_TYPE_CANVAS_ITEM, "GnomeCanvasLine",
+						    &object_info, 0);
+	}
+
+	return line_type;
+}
+
+static void
+gnome_canvas_line_class_init (GnomeCanvasLineClass *class)
+{
+	GObjectClass *gobject_class;
+	GtkObjectClass *object_class;
+	GnomeCanvasItemClass *item_class;
+
+	gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+	item_class = (GnomeCanvasItemClass *) class;
+
+	parent_class = g_type_class_peek_parent (class);
+
+	gobject_class->set_property = gnome_canvas_line_set_property;
+	gobject_class->get_property = gnome_canvas_line_get_property;
+
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_POINTS,
+                 g_param_spec_boxed ("points", NULL, NULL,
+				     GNOME_TYPE_CANVAS_POINTS,
+				     (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FILL_COLOR,
+                 g_param_spec_string ("fill_color", NULL, NULL,
+                                      NULL,
+                                      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FILL_COLOR_GDK,
+                 g_param_spec_boxed ("fill_color_gdk", NULL, NULL,
+				     GDK_TYPE_COLOR,
+				     (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FILL_COLOR_RGBA,
+                 g_param_spec_uint ("fill_color_rgba", NULL, NULL,
+				    0, G_MAXUINT, 0,
+				    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FILL_STIPPLE,
+                 g_param_spec_object ("fill_stipple", NULL, NULL,
+                                      GDK_TYPE_DRAWABLE,
+                                      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_WIDTH_PIXELS,
+                 g_param_spec_uint ("width_pixels", NULL, NULL,
+				    0, G_MAXUINT, 0,
+				    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_WIDTH_UNITS,
+                 g_param_spec_double ("width_units", NULL, NULL,
+				      0.0, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_CAP_STYLE,
+                 g_param_spec_enum ("cap_style", NULL, NULL,
+                                    GDK_TYPE_CAP_STYLE,
+                                    GDK_CAP_BUTT,
+                                    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_JOIN_STYLE,
+                 g_param_spec_enum ("join_style", NULL, NULL,
+                                    GDK_TYPE_JOIN_STYLE,
+                                    GDK_JOIN_MITER,
+                                    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_LINE_STYLE,
+                 g_param_spec_enum ("line_style", NULL, NULL,
+                                    GDK_TYPE_LINE_STYLE,
+                                    GDK_LINE_SOLID,
+                                    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FIRST_ARROWHEAD,
+                 g_param_spec_boolean ("first_arrowhead", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_LAST_ARROWHEAD,
+                 g_param_spec_boolean ("last_arrowhead", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_SMOOTH,
+                 g_param_spec_boolean ("smooth", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_SPLINE_STEPS,
+                 g_param_spec_uint ("spline_steps", NULL, NULL,
+				    0, G_MAXUINT, DEFAULT_SPLINE_STEPS,
+				    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_ARROW_SHAPE_A,
+                 g_param_spec_double ("arrow_shape_a", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_ARROW_SHAPE_B,
+                 g_param_spec_double ("arrow_shape_b", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_ARROW_SHAPE_C,
+                 g_param_spec_double ("arrow_shape_c", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	object_class->destroy = gnome_canvas_line_destroy;
+
+	item_class->update = gnome_canvas_line_update;
+	item_class->realize = gnome_canvas_line_realize;
+	item_class->unrealize = gnome_canvas_line_unrealize;
+	item_class->draw = gnome_canvas_line_draw;
+	item_class->point = gnome_canvas_line_point;
+	item_class->bounds = gnome_canvas_line_bounds;
+
+	item_class->render = gnome_canvas_line_render;
+}
+
+static void
+gnome_canvas_line_init (GnomeCanvasLine *line)
+{
+	line->width = 0.0;
+	line->cap = GDK_CAP_BUTT;
+	line->join = GDK_JOIN_MITER;
+	line->line_style = GDK_LINE_SOLID;
+	line->shape_a = 0.0;
+	line->shape_b = 0.0;
+	line->shape_c = 0.0;
+	line->spline_steps = DEFAULT_SPLINE_STEPS;
+}
+
+static void
+gnome_canvas_line_destroy (GtkObject *object)
+{
+	GnomeCanvasLine *line;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_LINE (object));
+
+	line = GNOME_CANVAS_LINE (object);
+
+	/* remember, destroy can be run multiple times! */
+
+	if (line->coords)
+		g_free (line->coords);
+	line->coords = NULL;
+
+	if (line->first_coords)
+		g_free (line->first_coords);
+	line->first_coords = NULL;
+
+	if (line->last_coords)
+		g_free (line->last_coords);
+	line->last_coords = NULL;
+
+	if (line->stipple)
+		gdk_bitmap_unref (line->stipple);
+	line->stipple = NULL;
+
+	if (line->fill_svp)
+		art_svp_free (line->fill_svp);
+	line->fill_svp = NULL;
+
+	if (line->first_svp)
+		art_svp_free (line->first_svp);
+	line->first_svp = NULL;
+
+	if (line->last_svp)
+		art_svp_free (line->last_svp);
+	line->last_svp = NULL;
+
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+/* Computes the bounding box of the line, including its arrow points.  Assumes that the number of
+ * points in the line is not zero.
+ */
+static void
+get_bounds (GnomeCanvasLine *line, double *bx1, double *by1, double *bx2, double *by2)
+{
+	double *coords;
+	double x1, y1, x2, y2;
+	double width;
+	int i;
+
+	if (!line->coords) {
+	    *bx1 = *by1 = *bx2 = *by2 = 0.0;
+	    return;
+	}
+	
+	/* Find bounding box of line's points */
+
+	x1 = x2 = line->coords[0];
+	y1 = y2 = line->coords[1];
+
+	for (i = 1, coords = line->coords + 2; i < line->num_points; i++, coords += 2)
+		GROW_BOUNDS (x1, y1, x2, y2, coords[0], coords[1]);
+
+	/* Add possible over-estimate for wide lines */
+
+	if (line->width_pixels)
+		width = line->width / line->item.canvas->pixels_per_unit;
+	else
+		width = line->width;
+
+	x1 -= width;
+	y1 -= width;
+	x2 += width;
+	y2 += width;
+
+	/* For mitered lines, make a second pass through all the points.  Compute the location of
+	 * the two miter vertex points and add them to the bounding box.
+	 */
+
+	if (line->join == GDK_JOIN_MITER)
+		for (i = line->num_points, coords = line->coords; i >= 3; i--, coords += 2) {
+			double mx1, my1, mx2, my2;
+
+			if (gnome_canvas_get_miter_points (coords[0], coords[1],
+							   coords[2], coords[3],
+							   coords[4], coords[5],
+							   width,
+							   &mx1, &my1, &mx2, &my2)) {
+				GROW_BOUNDS (x1, y1, x2, y2, mx1, my1);
+				GROW_BOUNDS (x1, y1, x2, y2, mx2, my2);
+			}
+		}
+
+	/* Add the arrow points, if any */
+
+	if (line->first_arrow && line->first_coords)
+		for (i = 0, coords = line->first_coords; i < NUM_ARROW_POINTS; i++, coords += 2)
+			GROW_BOUNDS (x1, y1, x2, y2, coords[0], coords[1]);
+
+	if (line->last_arrow && line->last_coords)
+		for (i = 0, coords = line->last_coords; i < NUM_ARROW_POINTS; i++, coords += 2)
+			GROW_BOUNDS (x1, y1, x2, y2, coords[0], coords[1]);
+
+	/* Done */
+
+	*bx1 = x1;
+	*by1 = y1;
+	*bx2 = x2;
+	*by2 = y2;
+}
+
+/* Computes the bounding box of the line, in canvas coordinates.  Assumes that the number of points in the polygon is
+ * not zero. Affine is the i2c transformation.
+ */
+static void
+get_bounds_canvas (GnomeCanvasLine *line, double *bx1, double *by1, double *bx2, double *by2, double affine[6])
+{
+	/* It would be possible to tighten the bounds somewhat by transforming the individual points before
+	   aggregating them into the bbox. But it hardly seems worth it. */
+	ArtDRect bbox_world;
+	ArtDRect bbox_canvas;
+
+	get_bounds (line, &bbox_world.x0, &bbox_world.y0, &bbox_world.x1, &bbox_world.y1);
+
+	art_drect_affine_transform (&bbox_canvas, &bbox_world, affine);
+	/* include 1 pixel of fudge */
+	*bx1 = bbox_canvas.x0 - 1;
+	*by1 = bbox_canvas.y0 - 1;
+	*bx2 = bbox_canvas.x1 + 1;
+	*by2 = bbox_canvas.y1 + 1;
+}
+
+/* Recalculates the arrow polygons for the line */
+static void
+reconfigure_arrows (GnomeCanvasLine *line)
+{
+	double *poly, *coords;
+	double dx, dy, length;
+	double sin_theta, cos_theta, tmp;
+	double frac_height;	/* Line width as fraction of arrowhead width */
+	double backup;		/* Distance to backup end points so the line ends in the middle of the arrowhead */
+	double vx, vy;		/* Position of arrowhead vertex */
+	double shape_a, shape_b, shape_c;
+	double width;
+	int i;
+
+	if (line->num_points == 0)
+		return;
+
+	/* Set up things */
+
+	if (line->first_arrow) {
+		if (line->first_coords) {
+			line->coords[0] = line->first_coords[0];
+			line->coords[1] = line->first_coords[1];
+		} else
+			line->first_coords = g_new (double, 2 * NUM_ARROW_POINTS);
+	} else if (line->first_coords) {
+		line->coords[0] = line->first_coords[0];
+		line->coords[1] = line->first_coords[1];
+
+		g_free (line->first_coords);
+		line->first_coords = NULL;
+	}
+
+	i = 2 * (line->num_points - 1);
+
+	if (line->last_arrow) {
+		if (line->last_coords) {
+			line->coords[i] = line->last_coords[0];
+			line->coords[i + 1] = line->last_coords[1];
+		} else
+			line->last_coords = g_new (double, 2 * NUM_ARROW_POINTS);
+	} else if (line->last_coords) {
+		line->coords[i] = line->last_coords[0];
+		line->coords[i + 1] = line->last_coords[1];
+
+		g_free (line->last_coords);
+		line->last_coords = NULL;
+	}
+
+	if (!line->first_arrow && !line->last_arrow)
+		return;
+
+	if (line->width_pixels)
+		width = line->width / line->item.canvas->pixels_per_unit;
+	else
+		width = line->width;
+
+	/* Add fudge value for better-looking results */
+
+	shape_a = line->shape_a;
+	shape_b = line->shape_b;
+	shape_c = line->shape_c + width / 2.0;
+
+	if (line->width_pixels) {
+		shape_a /= line->item.canvas->pixels_per_unit;
+		shape_b /= line->item.canvas->pixels_per_unit;
+		shape_c /= line->item.canvas->pixels_per_unit;
+	}
+
+	shape_a += 0.001;
+	shape_b += 0.001;
+	shape_c += 0.001;
+
+	/* Compute the polygon for the first arrowhead and adjust the first point in the line so
+	 * that the line does not stick out past the leading edge of the arrowhead.
+	 */
+
+	frac_height = (line->width / 2.0) / shape_c;
+	backup = frac_height * shape_b + shape_a * (1.0 - frac_height) / 2.0;
+
+	if (line->first_arrow) {
+		poly = line->first_coords;
+		poly[0] = poly[10] = line->coords[0];
+		poly[1] = poly[11] = line->coords[1];
+
+		dx = poly[0] - line->coords[2];
+		dy = poly[1] - line->coords[3];
+		length = sqrt (dx * dx + dy * dy);
+		if (length < GNOME_CANVAS_EPSILON)
+			sin_theta = cos_theta = 0.0;
+		else {
+			sin_theta = dy / length;
+			cos_theta = dx / length;
+		}
+
+		vx = poly[0] - shape_a * cos_theta;
+		vy = poly[1] - shape_a * sin_theta;
+
+		tmp = shape_c * sin_theta;
+
+		poly[2] = poly[0] - shape_b * cos_theta + tmp;
+		poly[8] = poly[2] - 2.0 * tmp;
+
+		tmp = shape_c * cos_theta;
+
+		poly[3] = poly[1] - shape_b * sin_theta - tmp;
+		poly[9] = poly[3] + 2.0 * tmp;
+
+		poly[4] = poly[2] * frac_height + vx * (1.0 - frac_height);
+		poly[5] = poly[3] * frac_height + vy * (1.0 - frac_height);
+		poly[6] = poly[8] * frac_height + vx * (1.0 - frac_height);
+		poly[7] = poly[9] * frac_height + vy * (1.0 - frac_height);
+
+		/* Move the first point towards the second so that the corners at the end of the
+		 * line are inside the arrowhead.
+		 */
+
+		line->coords[0] = poly[0] - backup * cos_theta;
+		line->coords[1] = poly[1] - backup * sin_theta;
+	}
+
+	/* Same process for last arrowhead */
+
+	if (line->last_arrow) {
+		coords = line->coords + 2 * (line->num_points - 2);
+		poly = line->last_coords;
+		poly[0] = poly[10] = coords[2];
+		poly[1] = poly[11] = coords[3];
+
+		dx = poly[0] - coords[0];
+		dy = poly[1] - coords[1];
+		length = sqrt (dx * dx + dy * dy);
+		if (length < GNOME_CANVAS_EPSILON)
+			sin_theta = cos_theta = 0.0;
+		else {
+			sin_theta = dy / length;
+			cos_theta = dx / length;
+		}
+
+		vx = poly[0] - shape_a * cos_theta;
+		vy = poly[1] - shape_a * sin_theta;
+
+		tmp = shape_c * sin_theta;
+
+		poly[2] = poly[0] - shape_b * cos_theta + tmp;
+		poly[8] = poly[2] - 2.0 * tmp;
+
+		tmp = shape_c * cos_theta;
+
+		poly[3] = poly[1] - shape_b * sin_theta - tmp;
+		poly[9] = poly[3] + 2.0 * tmp;
+
+		poly[4] = poly[2] * frac_height + vx * (1.0 - frac_height);
+		poly[5] = poly[3] * frac_height + vy * (1.0 - frac_height);
+		poly[6] = poly[8] * frac_height + vx * (1.0 - frac_height);
+		poly[7] = poly[9] * frac_height + vy * (1.0 - frac_height);
+
+		coords[2] = poly[0] - backup * cos_theta;
+		coords[3] = poly[1] - backup * sin_theta;
+	}
+}
+
+/* Convenience function to set the line's GC's foreground color */
+static void
+set_line_gc_foreground (GnomeCanvasLine *line)
+{
+	GdkColor c;
+
+	if (!line->gc)
+		return;
+
+	c.pixel = line->fill_pixel;
+	gdk_gc_set_foreground (line->gc, &c);
+}
+
+/* Recalculate the line's width and set it in its GC */
+static void
+set_line_gc_width (GnomeCanvasLine *line)
+{
+	int width;
+
+	if (!line->gc)
+		return;
+
+	if (line->width_pixels)
+		width = (int) line->width;
+	else
+		width = (int) (line->width * line->item.canvas->pixels_per_unit + 0.5);
+
+	gdk_gc_set_line_attributes (line->gc,
+				    width,
+				    line->line_style,
+				    (line->first_arrow || line->last_arrow) ? GDK_CAP_BUTT : line->cap,
+				    line->join);
+}
+
+/* Sets the stipple pattern for the line */
+static void
+set_stipple (GnomeCanvasLine *line, GdkBitmap *stipple, int reconfigure)
+{
+	if (line->stipple && !reconfigure)
+		gdk_bitmap_unref (line->stipple);
+
+	line->stipple = stipple;
+	if (stipple && !reconfigure)
+		gdk_bitmap_ref (stipple);
+
+	if (line->gc) {
+		if (stipple) {
+			gdk_gc_set_stipple (line->gc, stipple);
+			gdk_gc_set_fill (line->gc, GDK_STIPPLED);
+		} else
+			gdk_gc_set_fill (line->gc, GDK_SOLID);
+	}
+}
+
+static void
+gnome_canvas_line_set_property (GObject              *object,
+				guint                 param_id,
+				const GValue         *value,
+				GParamSpec           *pspec)
+{
+	GnomeCanvasItem *item;
+	GnomeCanvasLine *line;
+	GnomeCanvasPoints *points;
+	GdkColor color = { 0, 0, 0, 0, };
+	GdkColor *pcolor;
+	gboolean color_changed;
+	int have_pixel;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_LINE (object));
+
+	item = GNOME_CANVAS_ITEM (object);
+	line = GNOME_CANVAS_LINE (object);
+
+	color_changed = FALSE;
+	have_pixel = FALSE;
+
+	switch (param_id) {
+	case PROP_POINTS:
+		points = g_value_get_boxed (value);
+
+		if (line->coords) {
+			g_free (line->coords);
+			line->coords = NULL;
+		}
+
+		if (!points)
+			line->num_points = 0;
+		else {
+			line->num_points = points->num_points;
+			line->coords = g_new (double, 2 * line->num_points);
+			memcpy (line->coords, points->coords, 2 * line->num_points * sizeof (double));
+		}
+
+		/* Drop the arrowhead polygons if they exist -- they will be regenerated */
+
+		if (line->first_coords) {
+			g_free (line->first_coords);
+			line->first_coords = NULL;
+		}
+
+		if (line->last_coords) {
+			g_free (line->last_coords);
+			line->last_coords = NULL;
+		}
+
+		/* Since the line's points have changed, we need to re-generate arrowheads in
+		 * addition to recalculating the bounds.
+		 */
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_FILL_COLOR:
+		if (g_value_get_string (value))
+			gdk_color_parse (g_value_get_string (value), &color);
+		line->fill_rgba = ((color.red & 0xff00) << 16 |
+				   (color.green & 0xff00) << 8 |
+				   (color.blue & 0xff00) |
+				   0xff);
+		color_changed = TRUE;
+		break;
+
+	case PROP_FILL_COLOR_GDK:
+		pcolor = g_value_get_boxed (value);
+		if (pcolor) {
+			GdkColormap *colormap;
+			color = *pcolor;
+
+			colormap = gtk_widget_get_colormap (GTK_WIDGET (item->canvas));
+			gdk_rgb_find_color (colormap, &color);
+
+			have_pixel = TRUE;
+		}
+
+		line->fill_rgba = ((color.red & 0xff00) << 16 |
+				   (color.green & 0xff00) << 8 |
+				   (color.blue & 0xff00) |
+				   0xff);
+		color_changed = TRUE;
+		break;
+
+	case PROP_FILL_COLOR_RGBA:
+		line->fill_rgba = g_value_get_uint (value);
+		color_changed = TRUE;
+		break;
+
+	case PROP_FILL_STIPPLE:
+		set_stipple (line, (GdkBitmap *) g_value_get_object (value), FALSE);
+		gnome_canvas_item_request_redraw_svp (item, line->fill_svp);
+		break;
+
+	case PROP_WIDTH_PIXELS:
+		line->width = g_value_get_uint (value);
+		line->width_pixels = TRUE;
+		set_line_gc_width (line);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_WIDTH_UNITS:
+		line->width = fabs (g_value_get_double (value));
+		line->width_pixels = FALSE;
+		set_line_gc_width (line);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_CAP_STYLE:
+		line->cap = g_value_get_enum (value);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_JOIN_STYLE:
+		line->join = g_value_get_enum (value);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_LINE_STYLE:
+		line->line_style = g_value_get_enum (value);
+		set_line_gc_width (line);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_FIRST_ARROWHEAD:
+		line->first_arrow = g_value_get_boolean (value);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_LAST_ARROWHEAD:
+		line->last_arrow = g_value_get_boolean (value);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_SMOOTH:
+		/* FIXME */
+		break;
+
+	case PROP_SPLINE_STEPS:
+		/* FIXME */
+		break;
+
+	case PROP_ARROW_SHAPE_A:
+		line->shape_a = fabs (g_value_get_double (value));
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_ARROW_SHAPE_B:
+		line->shape_b = fabs (g_value_get_double (value));
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_ARROW_SHAPE_C:
+		line->shape_c = fabs (g_value_get_double (value));
+		gnome_canvas_item_request_update (item);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+
+	if (color_changed) {
+		if (have_pixel)
+			line->fill_pixel = color.pixel;
+		else
+			line->fill_pixel = gnome_canvas_get_color_pixel (item->canvas,
+									 line->fill_rgba);
+
+		if (!item->canvas->aa)
+			set_line_gc_foreground (line);
+
+		gnome_canvas_item_request_redraw_svp (item, line->fill_svp);
+
+		if (line->first_svp) 
+			gnome_canvas_item_request_redraw_svp (item, line->first_svp);
+
+		if (line->last_svp) 
+			gnome_canvas_item_request_redraw_svp (item, line->last_svp);
+
+	}
+}
+
+/* Returns a copy of the line's points without the endpoint adjustments for
+ * arrowheads.
+ */
+static GnomeCanvasPoints *
+get_points (GnomeCanvasLine *line)
+{
+	GnomeCanvasPoints *points;
+	int start_ofs, end_ofs;
+
+	if (line->num_points == 0)
+		return NULL;
+
+	start_ofs = end_ofs = 0;
+
+	points = gnome_canvas_points_new (line->num_points);
+
+	/* Invariant:  if first_coords or last_coords exist, then the line's
+	 * endpoints have been adjusted.
+	 */
+
+	if (line->first_coords) {
+		start_ofs = 1;
+
+		points->coords[0] = line->first_coords[0];
+		points->coords[1] = line->first_coords[1];
+	}
+
+	if (line->last_coords) {
+		end_ofs = 1;
+
+		points->coords[2 * (line->num_points - 1)] = line->last_coords[0];
+		points->coords[2 * (line->num_points - 1) + 1] = line->last_coords[1];
+	}
+
+	memcpy (points->coords + 2 * start_ofs,
+		line->coords + 2 * start_ofs,
+		2 * (line->num_points - (start_ofs + end_ofs)) * sizeof (double));
+
+	return points;
+}
+
+static void
+gnome_canvas_line_get_property (GObject              *object,
+				guint                 param_id,
+				GValue               *value,
+				GParamSpec           *pspec)
+{
+	GnomeCanvasLine *line;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_LINE (object));
+
+	line = GNOME_CANVAS_LINE (object);
+
+	switch (param_id) {
+	case PROP_POINTS:
+		g_value_set_boxed (value, get_points (line));
+		break;
+
+	case PROP_FILL_COLOR:
+		g_value_set_string_take_ownership (value,
+						   g_strdup_printf ("#%02x%02x%02x",
+								    line->fill_rgba >> 24,
+								    (line->fill_rgba >> 16) & 0xff,
+								    (line->fill_rgba >> 8) & 0xff));
+		break;
+
+	case PROP_FILL_COLOR_GDK: {
+		GnomeCanvas *canvas = GNOME_CANVAS_ITEM (line)->canvas;
+		GdkColormap *colormap = gtk_widget_get_colormap (GTK_WIDGET (canvas));
+		GdkColor color;
+
+		gdk_colormap_query_color (colormap, line->fill_pixel, &color);
+		g_value_set_boxed (value, &color);
+		break;
+	}
+
+	case PROP_FILL_COLOR_RGBA:
+		g_value_set_uint (value, line->fill_rgba);
+		break;
+
+	case PROP_FILL_STIPPLE:
+		g_value_set_object (value, line->stipple);
+		break;
+
+	case PROP_WIDTH_PIXELS:
+		g_value_set_uint (value, line->width);
+		break;
+		
+	case PROP_WIDTH_UNITS:
+		g_value_set_double (value, line->width);
+		break;
+		
+	case PROP_CAP_STYLE:
+		g_value_set_enum (value, line->cap);
+		break;
+
+	case PROP_JOIN_STYLE:
+		g_value_set_enum (value, line->join);
+		break;
+
+	case PROP_LINE_STYLE:
+		g_value_set_enum (value, line->line_style);
+		break;
+
+	case PROP_FIRST_ARROWHEAD:
+		g_value_set_boolean (value, line->first_arrow);
+		break;
+
+	case PROP_LAST_ARROWHEAD:
+		g_value_set_boolean (value, line->last_arrow);
+		break;
+
+	case PROP_SMOOTH:
+		g_value_set_boolean (value, line->smooth);
+		break;
+
+	case PROP_SPLINE_STEPS:
+		g_value_set_uint (value, line->spline_steps);
+		break;
+
+	case PROP_ARROW_SHAPE_A:
+		g_value_set_double (value, line->shape_a);
+		break;
+
+	case PROP_ARROW_SHAPE_B:
+		g_value_set_double (value, line->shape_b);
+		break;
+
+	case PROP_ARROW_SHAPE_C:
+		g_value_set_double (value, line->shape_c);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+static void
+gnome_canvas_line_render (GnomeCanvasItem *item,
+			     GnomeCanvasBuf *buf)
+{
+	GnomeCanvasLine *line;
+
+	line = GNOME_CANVAS_LINE (item);
+
+	if (line->fill_svp != NULL)
+		gnome_canvas_render_svp (buf, line->fill_svp, line->fill_rgba);
+
+	if (line->first_svp != NULL)
+		gnome_canvas_render_svp (buf, line->first_svp, line->fill_rgba);
+
+	if (line->last_svp != NULL)
+		gnome_canvas_render_svp (buf, line->last_svp, line->fill_rgba);
+}
+
+
+static ArtSVP *
+svp_from_points (const double *item_coords, int num_points, const double affine[6])
+{
+	ArtVpath *vpath;
+	ArtSVP *svp;
+	double x, y;
+	int i;
+
+	vpath = art_new (ArtVpath, num_points + 2);
+
+	for (i = 0; i < num_points; i++) {
+		vpath[i].code = i == 0 ? ART_MOVETO : ART_LINETO;
+		x = item_coords[i * 2];
+		y = item_coords[i * 2 + 1];
+		vpath[i].x = x * affine[0] + y * affine[2] + affine[4];
+		vpath[i].y = x * affine[1] + y * affine[3] + affine[5];
+	}
+#if 0
+	vpath[i].code = ART_LINETO;
+	vpath[i].x = vpath[0].x;
+	vpath[i].y = vpath[0].y;
+	i++;
+#endif
+	vpath[i].code = ART_END;
+	vpath[i].x = 0;
+	vpath[i].y = 0;
+
+	svp = art_svp_from_vpath (vpath);
+
+	art_free (vpath);
+
+	return svp;
+}
+
+static void
+gnome_canvas_line_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	GnomeCanvasLine *line;
+	int i;
+	ArtVpath *vpath;
+	ArtPoint pi, pc;
+	double width;
+	ArtSVP *svp;
+	double x1, y1, x2, y2;
+
+	line = GNOME_CANVAS_LINE (item);
+
+	if (parent_class->update)
+		(* parent_class->update) (item, affine, clip_path, flags);
+
+	reconfigure_arrows (line);
+
+	if (item->canvas->aa) {
+		gnome_canvas_item_reset_bounds (item);
+
+		vpath = art_new (ArtVpath, line->num_points + 2);
+
+		for (i = 0; i < line->num_points; i++) {
+			pi.x = line->coords[i * 2];
+			pi.y = line->coords[i * 2 + 1];
+			art_affine_point (&pc, &pi, affine);
+			vpath[i].code = i == 0 ? ART_MOVETO : ART_LINETO;
+			vpath[i].x = pc.x;
+			vpath[i].y = pc.y;
+		}
+		vpath[i].code = ART_END;
+		vpath[i].x = 0;
+		vpath[i].y = 0;
+
+		if (line->width_pixels)
+			width = line->width;
+		else
+			width = line->width * art_affine_expansion (affine);
+
+		if (width < 0.5)
+			width = 0.5;
+
+		svp = art_svp_vpath_stroke (vpath,
+					    gnome_canvas_join_gdk_to_art (line->join),
+					    gnome_canvas_cap_gdk_to_art (line->cap),
+					    width,
+					    4,
+					    0.25);
+		art_free (vpath);
+
+		gnome_canvas_item_update_svp_clip (item, &line->fill_svp, svp, clip_path);
+
+		if (line->first_arrow && line->first_coords) {
+			svp = svp_from_points (line->first_coords, NUM_ARROW_POINTS, affine);
+                        gnome_canvas_item_update_svp_clip (item, 
+                                        &line->first_svp, svp, clip_path);
+                }
+
+
+		if (line->last_arrow && line->last_coords) {
+			svp = svp_from_points (line->last_coords, NUM_ARROW_POINTS, affine);
+                        gnome_canvas_item_update_svp_clip (item, 
+                                        &line->last_svp, svp, clip_path);
+                }
+
+
+	} else {
+		set_line_gc_foreground (line);
+		set_line_gc_width (line);
+		set_stipple (line, line->stipple, TRUE);
+
+		get_bounds_canvas (line, &x1, &y1, &x2, &y2, affine);
+		gnome_canvas_update_bbox (item, x1, y1, x2, y2);
+	}
+}
+
+static void
+gnome_canvas_line_realize (GnomeCanvasItem *item)
+{
+	GnomeCanvasLine *line;
+
+	line = GNOME_CANVAS_LINE (item);
+
+	if (parent_class->realize)
+		(* parent_class->realize) (item);
+
+	line->gc = gdk_gc_new (item->canvas->layout.bin_window);
+
+#if 0
+	(* GNOME_CANVAS_ITEM_CLASS (item->object.klass)->update) (item, NULL, NULL, 0);
+#endif
+}
+
+static void
+gnome_canvas_line_unrealize (GnomeCanvasItem *item)
+{
+	GnomeCanvasLine *line;
+
+	line = GNOME_CANVAS_LINE (item);
+
+	gdk_gc_unref (line->gc);
+	line->gc = NULL;
+
+	if (parent_class->unrealize)
+		(* parent_class->unrealize) (item);
+}
+
+static void
+item_to_canvas (GnomeCanvas *canvas, double *item_coords, GdkPoint *canvas_coords, int num_points,
+		int *num_drawn_points, double i2c[6], int x, int y)
+{
+	int i;
+	int old_cx, old_cy;
+	int cx, cy;
+	ArtPoint pi, pc;
+
+#ifdef VERBOSE
+	{
+		char str[128];
+		art_affine_to_string (str, i2c);
+		g_print ("line item_to_canvas %s\n", str);
+	}
+#endif
+
+	/* the first point is always drawn */
+
+	pi.x = item_coords[0];
+	pi.y = item_coords[1];
+	art_affine_point (&pc, &pi, i2c);
+	cx = floor (pc.x + 0.5);
+	cy = floor (pc.y + 0.5);
+	canvas_coords->x = cx - x;
+	canvas_coords->y = cy - y;
+	canvas_coords++;
+	old_cx = cx;
+	old_cy = cy;
+	*num_drawn_points = 1;
+
+	for (i = 1; i < num_points; i++) {
+		pi.x = item_coords[i * 2];
+		pi.y = item_coords[i * 2 + 1];
+		art_affine_point (&pc, &pi, i2c);
+		cx = floor (pc.x + 0.5);
+		cy = floor (pc.y + 0.5);
+		if (old_cx != cx || old_cy != cy) {
+			canvas_coords->x = cx - x;
+			canvas_coords->y = cy - y;
+			old_cx = cx;
+			old_cy = cy;
+			canvas_coords++;
+			(*num_drawn_points)++;
+		}
+	}
+}
+
+static void
+gnome_canvas_line_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
+			int x, int y, int width, int height)
+{
+	GnomeCanvasLine *line;
+	GdkPoint static_points[NUM_STATIC_POINTS];
+	GdkPoint *points;
+	int actual_num_points_drawn;
+	double i2c[6];
+
+	line = GNOME_CANVAS_LINE (item);
+
+	if (line->num_points == 0)
+		return;
+
+	/* Build array of canvas pixel coordinates */
+
+	if (line->num_points <= NUM_STATIC_POINTS)
+		points = static_points;
+	else
+		points = g_new (GdkPoint, line->num_points);
+
+
+	gnome_canvas_item_i2c_affine (item, i2c);
+
+	item_to_canvas (item->canvas, line->coords, points, line->num_points,
+			&actual_num_points_drawn, i2c, x, y);
+
+	if (line->stipple)
+		gnome_canvas_set_stipple_origin (item->canvas, line->gc);
+
+	gdk_draw_lines (drawable, line->gc, points, actual_num_points_drawn);
+
+	if (points != static_points)
+		g_free (points);
+
+	/* Draw arrowheads */
+
+	points = static_points;
+
+	if (line->first_arrow) {
+		item_to_canvas (item->canvas, line->first_coords, points, NUM_ARROW_POINTS,
+				&actual_num_points_drawn, i2c, x, y);
+		gdk_draw_polygon (drawable, line->gc, TRUE, points, actual_num_points_drawn );
+	}
+
+	if (line->last_arrow) {
+		item_to_canvas (item->canvas, line->last_coords, points, NUM_ARROW_POINTS,
+				&actual_num_points_drawn, i2c, x, y);
+		gdk_draw_polygon (drawable, line->gc, TRUE, points, actual_num_points_drawn );
+	}
+}
+
+static double
+gnome_canvas_line_point (GnomeCanvasItem *item, double x, double y,
+			 int cx, int cy, GnomeCanvasItem **actual_item)
+{
+	GnomeCanvasLine *line;
+	double *line_points = NULL, *coords;
+	double static_points[2 * NUM_STATIC_POINTS];
+	double poly[10];
+	double best, dist;
+	double dx, dy;
+	double width;
+	int num_points = 0, i;
+	int changed_miter_to_bevel;
+
+#ifdef VERBOSE
+	g_print ("gnome_canvas_line_point x, y = (%g, %g); cx, cy = (%d, %d)\n", x, y, cx, cy);
+#endif
+
+	line = GNOME_CANVAS_LINE (item);
+
+	*actual_item = item;
+
+	best = 1.0e36;
+
+	/* Handle smoothed lines by generating an expanded set ot points */
+
+	if (line->smooth && (line->num_points > 2)) {
+		/* FIXME */
+	} else {
+		num_points = line->num_points;
+		line_points = line->coords;
+	}
+
+	/* Compute a polygon for each edge of the line and test the point against it.  The effective
+	 * width of the line is adjusted so that it will be at least one pixel thick (so that zero
+	 * pixel-wide lines can be pickedup as well).
+	 */
+
+	if (line->width_pixels)
+		width = line->width / item->canvas->pixels_per_unit;
+	else
+		width = line->width;
+
+	if (width < (1.0 / item->canvas->pixels_per_unit))
+		width = 1.0 / item->canvas->pixels_per_unit;
+
+	changed_miter_to_bevel = 0;
+
+	for (i = num_points, coords = line_points; i >= 2; i--, coords += 2) {
+		/* If rounding is done around the first point, then compute distance between the
+		 * point and the first point.
+		 */
+
+		if (((line->cap == GDK_CAP_ROUND) && (i == num_points))
+		    || ((line->join == GDK_JOIN_ROUND) && (i != num_points))) {
+			dx = coords[0] - x;
+			dy = coords[1] - y;
+			dist = sqrt (dx * dx + dy * dy) - width / 2.0;
+			if (dist < GNOME_CANVAS_EPSILON) {
+				best = 0.0;
+				goto done;
+			} else if (dist < best)
+				best = dist;
+		}
+
+		/* Compute the polygonal shape corresponding to this edge, with two points for the
+		 * first point of the edge and two points for the last point of the edge.
+		 */
+
+		if (i == num_points)
+			gnome_canvas_get_butt_points (coords[2], coords[3], coords[0], coords[1],
+						      width, (line->cap == GDK_CAP_PROJECTING),
+						      poly, poly + 1, poly + 2, poly + 3);
+		else if ((line->join == GDK_JOIN_MITER) && !changed_miter_to_bevel) {
+			poly[0] = poly[6];
+			poly[1] = poly[7];
+			poly[2] = poly[4];
+			poly[3] = poly[5];
+		} else {
+			gnome_canvas_get_butt_points (coords[2], coords[3], coords[0], coords[1],
+						      width, FALSE,
+						      poly, poly + 1, poly + 2, poly + 3);
+
+			/* If this line uses beveled joints, then check the distance to a polygon
+			 * comprising the last two points of the previous polygon and the first two
+			 * from this polygon; this checks the wedges that fill the mitered point.
+			 */
+
+			if ((line->join == GDK_JOIN_BEVEL) || changed_miter_to_bevel) {
+				poly[8] = poly[0];
+				poly[9] = poly[1];
+
+				dist = gnome_canvas_polygon_to_point (poly, 5, x, y);
+				if (dist < GNOME_CANVAS_EPSILON) {
+					best = 0.0;
+					goto done;
+				} else if (dist < best)
+					best = dist;
+
+				changed_miter_to_bevel = FALSE;
+			}
+		}
+
+		if (i == 2)
+			gnome_canvas_get_butt_points (coords[0], coords[1], coords[2], coords[3],
+						      width, (line->cap == GDK_CAP_PROJECTING),
+						      poly + 4, poly + 5, poly + 6, poly + 7);
+		else if (line->join == GDK_JOIN_MITER) {
+			if (!gnome_canvas_get_miter_points (coords[0], coords[1],
+							    coords[2], coords[3],
+							    coords[4], coords[5],
+							    width,
+							    poly + 4, poly + 5, poly + 6, poly + 7)) {
+				changed_miter_to_bevel = TRUE;
+				gnome_canvas_get_butt_points (coords[0], coords[1], coords[2], coords[3],
+							      width, FALSE,
+							      poly + 4, poly + 5, poly + 6, poly + 7);
+			}
+		} else
+			gnome_canvas_get_butt_points (coords[0], coords[1], coords[2], coords[3],
+						      width, FALSE,
+						      poly + 4, poly + 5, poly + 6, poly + 7);
+
+		poly[8] = poly[0];
+		poly[9] = poly[1];
+
+		dist = gnome_canvas_polygon_to_point (poly, 5, x, y);
+		if (dist < GNOME_CANVAS_EPSILON) {
+			best = 0.0;
+			goto done;
+		} else if (dist < best)
+			best = dist;
+	}
+
+	/* If caps are rounded, check the distance to the cap around the final end point of the line */
+
+	if (line->cap == GDK_CAP_ROUND) {
+		dx = coords[0] - x;
+		dy = coords[1] - y;
+		dist = sqrt (dx * dx + dy * dy) - width / 2.0;
+		if (dist < GNOME_CANVAS_EPSILON) {
+			best = 0.0;
+			goto done;
+		} else
+			best = dist;
+	}
+
+	/* sometimes the GnomeCanvasItem::update signal will not have
+           been processed between deleting the arrow points and a call
+           to this routine -- this can cause a segfault here */
+	if ((line->first_arrow && !line->first_coords) ||
+	    (line->last_arrow && !line->last_coords))
+		reconfigure_arrows(line);
+
+	/* If there are arrowheads, check the distance to them */
+
+	if (line->first_arrow) {
+		dist = gnome_canvas_polygon_to_point (line->first_coords, NUM_ARROW_POINTS, x, y);
+		if (dist < GNOME_CANVAS_EPSILON) {
+			best = 0.0;
+			goto done;
+		} else
+			best = dist;
+	}
+
+	if (line->last_arrow) {
+		dist = gnome_canvas_polygon_to_point (line->last_coords, NUM_ARROW_POINTS, x, y);
+		if (dist < GNOME_CANVAS_EPSILON) {
+			best = 0.0;
+			goto done;
+		} else
+			best = dist;
+	}
+
+done:
+
+	if ((line_points != static_points) && (line_points != line->coords))
+		g_free (line_points);
+
+	return best;
+}
+
+static void
+gnome_canvas_line_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2)
+{
+	GnomeCanvasLine *line;
+
+	line = GNOME_CANVAS_LINE (item);
+
+	if (line->num_points == 0) {
+		*x1 = *y1 = *x2 = *y2 = 0.0;
+		return;
+	}
+
+	get_bounds (line, x1, y1, x2, y2);
+}
diff --git a/src/libgnomecanvas/gnome-canvas-line.h b/src/libgnomecanvas/gnome-canvas-line.h
new file mode 100644
index 0000000..29893ab
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-line.h
@@ -0,0 +1,154 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+
+/* Line/curve item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ */
+
+#ifndef GNOME_CANVAS_LINE_H
+#define GNOME_CANVAS_LINE_H
+
+
+#include <libgnomecanvas/gnome-canvas.h>
+
+
+G_BEGIN_DECLS
+
+
+/* Line item for the canvas.  This is a polyline with configurable width, cap/join styles, and arrowheads.
+ * If arrowheads are enabled, then three values are used to specify their shape:
+ *
+ *	arrow_shape_a:  Distance from tip of arrowhead to the center point.
+ *	arrow_shape_b:  Distance from tip of arrowhead to trailing point, measured along the shaft.
+ *	arrow_shape_c:	Distance of trailing point from outside edge of shaft.
+ *
+ * The following object arguments are available:
+ *
+ * name			type			read/write	description
+ * ------------------------------------------------------------------------------------------
+ * points		GnomeCanvasPoints*	RW		Pointer to a GnomeCanvasPoints structure.
+ *								This can be created by a call to
+ *								gnome_canvas_points_new() (in gnome-canvas-util.h).
+ *								X coordinates are in the even indices of the
+ *								points->coords array, Y coordinates are in
+ *								the odd indices.
+ * fill_color		string			W		X color specification for line
+ * fill_color_gdk	GdkColor*		RW		Pointer to an allocated GdkColor
+ * fill_stipple		GdkBitmap*		RW		Stipple pattern for the line
+ * width_pixels		uint			R		Width of the line in pixels.  The line width
+ *								will not be scaled when the canvas zoom factor changes.
+ * width_units		double			R		Width of the line in canvas units.  The line width
+ *								will be scaled when the canvas zoom factor changes.
+ * cap_style		GdkCapStyle		RW		Cap ("endpoint") style for the line.
+ * join_style		GdkJoinStyle		RW		Join ("vertex") style for the line.
+ * line_style		GdkLineStyle		RW		Line dash style
+ * first_arrowhead	boolean			RW		Specifies whether to draw an arrowhead on the
+ *								first point of the line.
+ * last_arrowhead	boolean			RW		Specifies whether to draw an arrowhead on the
+ *								last point of the line.
+ * smooth		boolean			RW		Specifies whether to smooth the line using
+ *								parabolic splines.
+ * spline_steps		uint			RW		Specifies the number of steps to use when rendering curves.
+ * arrow_shape_a	double			RW		First arrow shape specifier.
+ * arrow_shape_b	double			RW		Second arrow shape specifier.
+ * arrow_shape_c	double			RW		Third arrow shape specifier.
+ */
+
+
+#define GNOME_TYPE_CANVAS_LINE            (gnome_canvas_line_get_type ())
+#define GNOME_CANVAS_LINE(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_LINE, GnomeCanvasLine))
+#define GNOME_CANVAS_LINE_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_LINE, GnomeCanvasLineClass))
+#define GNOME_IS_CANVAS_LINE(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_LINE))
+#define GNOME_IS_CANVAS_LINE_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_LINE))
+#define GNOME_CANVAS_LINE_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_LINE, GnomeCanvasLineClass))
+
+
+typedef struct _GnomeCanvasLine GnomeCanvasLine;
+typedef struct _GnomeCanvasLineClass GnomeCanvasLineClass;
+
+struct _GnomeCanvasLine {
+	GnomeCanvasItem item;
+
+	double *coords;		/* Array of coordinates for the line's points.  X coords are in the
+				 * even indices, Y coords are in the odd indices.  If the line has
+				 * arrowheads then the first and last points have been adjusted to
+				 * refer to the necks of the arrowheads rather than their tips.  The
+				 * actual endpoints are stored in the first_arrow and last_arrow
+				 * arrays, if they exist.
+				 */
+
+	double *first_coords;	/* Array of points describing polygon for the first arrowhead */
+	double *last_coords;	/* Array of points describing polygon for the last arrowhead */
+
+	GdkGC *gc;		/* GC for drawing line */
+
+	GdkBitmap *stipple;	/* Stipple pattern */
+
+        ArtSVP *fill_svp;		/* The SVP for the outline shape */ /*AA*/
+	ArtSVP *first_svp;		/* The SVP for the first arrow */ /*AA*/
+	ArtSVP *last_svp;		/* The SVP for the last arrow */ /*AA*/
+
+	double width;		/* Width of the line */
+
+	double shape_a;		/* Distance from tip of arrowhead to center */
+	double shape_b;		/* Distance from tip of arrowhead to trailing point, measured along shaft */
+	double shape_c;		/* Distance of trailing points from outside edge of shaft */
+
+	GdkCapStyle cap;	/* Cap style for line */
+	GdkJoinStyle join;	/* Join style for line */
+	GdkLineStyle line_style;/* Style for the line */
+
+	gulong fill_pixel;	/* Color for line */
+
+	guint32 fill_rgba;		/* RGBA color for outline */ /*AA*/
+
+	int num_points;		/* Number of points in the line */
+	guint fill_color;	/* Fill color, RGBA */
+
+	int spline_steps;	/* Number of steps in each spline segment */
+
+	guint width_pixels : 1;	/* Is the width specified in pixels or units? */
+	guint first_arrow : 1;	/* Draw first arrowhead? */
+	guint last_arrow : 1;	/* Draw last arrowhead? */
+	guint smooth : 1;	/* Smooth line (with parabolic splines)? */
+};
+
+struct _GnomeCanvasLineClass {
+	GnomeCanvasItemClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_line_get_type (void) G_GNUC_CONST;
+
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-marshal.list b/src/libgnomecanvas/gnome-canvas-marshal.list
new file mode 100644
index 0000000..5ad61bf
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-marshal.list
@@ -0,0 +1,2 @@
+VOID:OBJECT,INT,INT,INT,INT
+BOOLEAN:BOXED
diff --git a/src/libgnomecanvas/gnome-canvas-path-def.c b/src/libgnomecanvas/gnome-canvas-path-def.c
new file mode 100644
index 0000000..11b0924
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-path-def.c
@@ -0,0 +1,1287 @@
+#define GNOME_CANVAS_PATH_DEF_C
+
+/*
+ * GnomeCanvasPathDef
+ *
+ * (C) 1999-2000 Lauris Kaplinski <lauris@ximian.com>
+ * Released under LGPL
+ *
+ * Authors: Lauris Kaplinski <lauris@ximian.com>
+ *          Rusty Conover <rconover@bangtail.net>
+ *
+ * Copyright 1999-2001 Ximian Inc. and authors.
+ */
+
+#include <string.h>
+#include <libart_lgpl/art_misc.h>
+#include "gnome-canvas-path-def.h"
+
+/* The number of points to allocate at once */
+#define GNOME_CANVAS_PATH_DEF_LENSTEP 32
+
+struct _GnomeCanvasPathDef {
+	gint refcount;
+	ArtBpath * bpath;
+	gint end;		/* ART_END position */
+	gint length;		/* Num allocated Bpaths */
+	gint substart;		/* subpath start */
+	gdouble x, y;		/* previous moveto position */
+	guint sbpath : 1;	/* Bpath is static */
+	guint hascpt : 1;	/* Currentpoint is defined */
+	guint posset : 1;	/* Previous was moveto */
+	guint moving : 1;	/* Bpath end is moving */
+	guint allclosed : 1;	/* All subpaths are closed */
+	guint allopen : 1;	/* All subpaths are open */
+};
+
+static gboolean sp_bpath_good (ArtBpath * bpath);
+static ArtBpath * sp_bpath_check_subpath (ArtBpath * bpath);
+static gint sp_bpath_length (const ArtBpath * bpath);
+static gboolean sp_bpath_all_closed (const ArtBpath * bpath);
+static gboolean sp_bpath_all_open (const ArtBpath * bpath);
+
+/* Boxed Type Support */
+
+static GnomeCanvasPathDef *
+path_def_boxed_copy (GnomeCanvasPathDef * path_def)
+{
+	if (path_def)
+		gnome_canvas_path_def_ref (path_def);
+	return path_def;
+}
+
+GType
+gnome_canvas_path_def_get_type (void)
+{
+	static GType t = 0;
+	if (t == 0)
+		t = g_boxed_type_register_static
+				("GnomeCanvasPathDef",
+				 (GBoxedCopyFunc)path_def_boxed_copy,
+				 (GBoxedFreeFunc)gnome_canvas_path_def_unref);
+	return t;
+}
+
+/* Constructors */
+
+/**
+ * gnome_canvas_path_def_new:
+ * 
+ * This function creates a new empty #gnome_canvas_path_def.
+ *
+ * Returns: the new canvas path definition. 
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_new (void)
+{
+	GnomeCanvasPathDef * path;
+
+	path = gnome_canvas_path_def_new_sized (GNOME_CANVAS_PATH_DEF_LENSTEP);
+
+	return path;
+}
+
+/**
+ * gnome_canvas_path_def_new_sized:
+ * @length: number of points to allocate for the path
+ *
+ * This function creates a new #gnome_canvas_path_def with @length
+ * number of points allocated. It is useful, if you know the exact
+ * number of points in path, so you can avoid automatic point
+ * array reallocation.
+ *
+ * Returns: the new canvas path definition
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_new_sized (gint length)
+{
+	GnomeCanvasPathDef * path;
+
+	g_return_val_if_fail (length > 0, NULL);
+
+	path = g_new (GnomeCanvasPathDef, 1);
+
+	path->refcount = 1;
+	path->bpath = art_new (ArtBpath, length);
+	path->end = 0;
+	path->bpath[path->end].code = ART_END;
+	path->length = length;
+	path->sbpath = FALSE;
+	path->hascpt = FALSE;
+	path->posset = FALSE;
+	path->moving = FALSE;
+	path->allclosed = TRUE;
+	path->allopen = TRUE;
+
+	return path;
+}
+
+/**
+ * gnome_canvas_path_def_new_from_bpath:
+ * @bpath: libart bezier path
+ *
+ * This function constructs a new #gnome_canvas_path_def and uses the
+ * passed @bpath as the contents.  The passed bpath should not be
+ * static as the path definition is editable when constructed with
+ * this function. Also, passed bpath will be freed with art_free, if
+ * path is destroyed, so use it with caution.
+ * For constructing a #gnome_canvas_path_def
+ * from (non-modifiable) bpath use
+ * #gnome_canvas_path_def_new_from_static_bpath.
+ *
+ * Returns: the new canvas path definition that is populated with the
+ * passed bezier path, if the @bpath is bad NULL is returned.
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_new_from_bpath (ArtBpath * bpath)
+{
+	GnomeCanvasPathDef * path;
+
+	g_return_val_if_fail (sp_bpath_good (bpath), NULL);
+
+	path = g_new (GnomeCanvasPathDef, 1);
+
+	path->refcount = 1;
+	path->bpath = bpath;
+	path->length = sp_bpath_length (bpath);
+	path->end = path->length - 1;
+	path->sbpath = FALSE;
+	path->hascpt = FALSE;
+	path->posset = FALSE;
+	path->moving = FALSE;
+	path->allclosed = sp_bpath_all_closed (bpath);
+	path->allopen = sp_bpath_all_open (bpath);
+
+	return path;
+}
+
+/**
+ * gnome_canvas_path_def_new_from_static_bpath:
+ * @bpath: libart bezier path
+ *
+ * This function constructs a new #gnome_canvas_path_def and
+ * references the passed @bpath as its contents.  The
+ * #gnome_canvas_path_def returned from this function is to be
+ * considered static and non-editable (meaning you cannot change the
+ * path from what you passed in @bpath). The bpath will not be freed,
+ * if path will be destroyed, so use it with caution.
+ *
+ * Returns: the new canvas path definition that references the passed
+ * @bpath, or if the path is bad NULL is returned.
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_new_from_static_bpath (ArtBpath * bpath)
+{
+	GnomeCanvasPathDef * path;
+
+	g_return_val_if_fail (sp_bpath_good (bpath), NULL);
+
+	path = g_new (GnomeCanvasPathDef, 1);
+
+	path->refcount = 1;
+	path->bpath = bpath;
+	path->length = sp_bpath_length (bpath);
+	path->end = path->length - 1;
+	path->sbpath = TRUE;
+	path->hascpt = FALSE;
+	path->posset = FALSE;
+	path->moving = FALSE;
+	path->allclosed = sp_bpath_all_closed (bpath);
+	path->allopen = sp_bpath_all_open (bpath);
+
+	return path;
+}
+
+/**
+ * gnome_canvas_path_def_new_from_foreign_bpath:
+ * @bpath: libart bezier path
+ *
+ * This function constructs a new #gnome_canvas_path_def and
+ * duplicates the contents of the passed @bpath in the definition.
+ *
+ * Returns: the newly created #gnome_canvas_path_def or NULL if the
+ * path is invalid.
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_new_from_foreign_bpath (ArtBpath * bpath)
+{
+	GnomeCanvasPathDef * path;
+	gint length;
+
+	g_return_val_if_fail (sp_bpath_good (bpath), NULL);
+
+	length = sp_bpath_length (bpath);
+
+	path = gnome_canvas_path_def_new_sized (length);
+	memcpy (path->bpath, bpath, sizeof (ArtBpath) * length);
+	path->end = length - 1;
+	path->allclosed = sp_bpath_all_closed (bpath);
+	path->allopen = sp_bpath_all_open (bpath);
+
+	return path;
+}
+
+/**
+ * gnome_canvas_path_def_ref:
+ * @path: a GnomeCanvasPathDef
+ *
+ * Increment the reference count of the GnomeCanvasPathDef.
+ */
+void
+gnome_canvas_path_def_ref (GnomeCanvasPathDef * path)
+{
+	g_return_if_fail (path != NULL);
+
+	path->refcount++;
+}
+
+/**
+ * gnome_canvas_path_def_finish:
+ * @path: a GnomeCanvasPathDef
+ *
+ * Trims dynamic point array to exact length of path.
+ */
+void
+gnome_canvas_path_def_finish (GnomeCanvasPathDef * path)
+{
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (path->sbpath);
+
+	if ((path->end + 1) < path->length) {
+		path->bpath = art_renew (path->bpath, ArtBpath, path->end + 1);
+		path->length = path->end + 1;
+	}
+
+	path->hascpt = FALSE;
+	path->posset = FALSE;
+	path->moving = FALSE;
+}
+/**
+ * gnome_canvas_path_def_ensure_space:
+ * @path: a GnomeCanvasPathDef
+ * @space: number of points to guarantee are allocated at the end of
+ * the path.
+ *
+ * This function ensures that enough space for @space points is
+ * allocated at the end of the path.
+ */
+void
+gnome_canvas_path_def_ensure_space (GnomeCanvasPathDef * path, gint space)
+{
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (space > 0);
+
+	if (path->end + space < path->length) return;
+
+	if (space < GNOME_CANVAS_PATH_DEF_LENSTEP) space = GNOME_CANVAS_PATH_DEF_LENSTEP;
+
+	path->bpath = art_renew (path->bpath, ArtBpath, path->length + space);
+
+	path->length += space;
+}
+
+/**
+ * gnome_canvas_path_def_copy:
+ * @dst: a GnomeCanvasPathDef where the contents of @src will be stored.
+ * @src: a GnomeCanvasPathDef whose contents will be copied it @src.
+ *
+ * This function copies the contents @src to @dest. The old @dest path
+ * array is freed and @dest is marked as non-static (editable),
+ * regardless of the status of @src.
+ */
+void 
+gnome_canvas_path_def_copy (GnomeCanvasPathDef * dst, const GnomeCanvasPathDef * src)
+{
+	g_return_if_fail (dst != NULL);
+	g_return_if_fail (src != NULL);
+
+	if (!dst->sbpath) g_free (dst->bpath);
+
+	memcpy (dst, src, sizeof (GnomeCanvasPathDef));
+
+	dst->bpath = g_new (ArtBpath, src->end + 1);
+	memcpy (dst->bpath, src->bpath, (src->end + 1) * sizeof (ArtBpath));
+
+	dst->sbpath = FALSE;
+}
+
+
+/**
+ * gnome_canvas_path_def_duplicate:
+ * @path: a GnomeCanvasPathDef to duplicate
+ *
+ * This function duplicates the passed @path. The new path is
+ * marked as non-static regardless of the state of original.
+ *
+ * Returns: a GnomeCanvasPathDef which is a duplicate of @path.
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_duplicate (const GnomeCanvasPathDef * path)
+{
+	GnomeCanvasPathDef * new;
+
+	g_return_val_if_fail (path != NULL, NULL);
+
+	new = gnome_canvas_path_def_new_from_foreign_bpath (path->bpath);
+	new->x = path->x;
+	new->y = path->y;
+	new->hascpt = path->hascpt;
+	new->posset = path->posset;
+	new->moving = path->moving;
+	new->allclosed = path->allclosed;
+	new->allopen = path->allopen;
+
+	return new;
+}
+
+/**
+ * gnome_canvas_path_def_concat:
+ * @list: a GSList of GnomeCanvasPathDefs to concatenate into one new
+ * path.
+ *
+ * This function concatenates a list of GnomeCanvasPathDefs into one
+ * newly created GnomeCanvasPathDef.
+ *
+ * Returns: a new GnomeCanvasPathDef
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_concat (const GSList * list)
+{
+	GnomeCanvasPathDef * c, * new;
+	ArtBpath * bp;
+	const GSList * l;
+	gint length;
+
+	g_return_val_if_fail (list != NULL, NULL);
+
+	length = 1;
+
+	for (l = list; l != NULL; l = l->next) {
+		c = (GnomeCanvasPathDef *) l->data;
+		length += c->end;
+	}
+
+	new = gnome_canvas_path_def_new_sized (length);
+
+	bp = new->bpath;
+
+	for (l = list; l != NULL; l = l->next) {
+		c = (GnomeCanvasPathDef *) l->data;
+		memcpy (bp, c->bpath, c->end * sizeof (ArtBpath));
+		bp += c->end;
+	}
+
+	bp->code = ART_END;
+
+	new->end = length - 1;
+
+	new->allclosed = sp_bpath_all_closed (new->bpath);
+	new->allopen = sp_bpath_all_open (new->bpath);
+
+	return new;
+}
+
+/**
+ * gnome_canvas_path_def_split:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function splits the passed @path into a list of
+ * GnomeCanvasPathDefs which represent each segment of the origional
+ * path.  The path is split when ever an ART_MOVETO or ART_MOVETO_OPEN
+ * is encountered. The closedness of resulting paths is set accordingly
+ * to closedness of corresponding segment.
+ *
+ * Returns: a list of GnomeCanvasPathDef(s).
+ */
+GSList *
+gnome_canvas_path_def_split (const GnomeCanvasPathDef * path)
+{
+	GnomeCanvasPathDef * new;
+	GSList * l;
+	gint p, i;
+
+	g_return_val_if_fail (path != NULL, NULL);
+
+	p = 0;
+	l = NULL;
+
+	while (p < path->end) {
+		i = 1;
+		while ((path->bpath[p + i].code == ART_LINETO) || (path->bpath[p + i].code == ART_CURVETO)) i++;
+		new = gnome_canvas_path_def_new_sized (i + 1);
+		memcpy (new->bpath, path->bpath + p, i * sizeof (ArtBpath));
+		new->end = i;
+		new->bpath[i].code = ART_END;
+		new->allclosed = (new->bpath->code == ART_MOVETO);
+		new->allopen = (new->bpath->code == ART_MOVETO_OPEN);
+		l = g_slist_append (l, new);
+		p += i;
+	}
+
+	return l;
+}
+
+/**
+ * gnome_canvas_path_def_open_parts:
+ * @path: a GnomeCanvasPathDef
+ * 
+ * This function creates a new GnomeCanvasPathDef that contains all of
+ * the open segments on the passed @path.
+ *
+ * Returns: a new GnomeCanvasPathDef that contains all of the open segemtns in @path.
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_open_parts (const GnomeCanvasPathDef * path)
+{
+	GnomeCanvasPathDef * new;
+	ArtBpath * p, * d;
+	gint len;
+	gboolean closed;
+
+	g_return_val_if_fail (path != NULL, NULL);
+
+	closed = TRUE;
+	len = 0;
+
+	for (p = path->bpath; p->code != ART_END; p++) {
+		switch (p->code) {
+		case ART_MOVETO_OPEN:
+			closed = FALSE;
+			len++;
+			break;
+		case ART_MOVETO:
+			closed = TRUE;
+			break;
+		case ART_LINETO:
+		case ART_CURVETO:
+			if (!closed) len++;
+			break;
+		default:
+			g_assert_not_reached ();
+		}
+	}
+
+	new = gnome_canvas_path_def_new_sized (len + 1);
+
+	closed = TRUE;
+	d = new->bpath;
+
+	for (p = path->bpath; p->code != ART_END; p++) {
+		switch (p->code) {
+		case ART_MOVETO_OPEN:
+			closed = FALSE;
+			*d++ = *p;
+			break;
+		case ART_MOVETO:
+			closed = TRUE;
+			break;
+		case ART_LINETO:
+		case ART_CURVETO:
+			if (!closed) *d++ = *p;
+			break;
+		default:
+			g_assert_not_reached ();
+		}
+	}
+
+	d->code = ART_END;
+
+	new->end = len;
+	new->allclosed = FALSE;
+	new->allopen = TRUE;
+
+	return new;
+}
+
+/**
+ * gnome_canvas_path_def_closed_parts:
+ * @path: a GnomeCanvasPathDef
+ * 
+ * This function returns a new GnomeCanvasPathDef that contains the
+ * all of close parts of passed @path.
+ *
+ * Returns: a new GnomeCanvasPathDef that contains all of the closed
+ * parts of passed @path.
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_closed_parts (const GnomeCanvasPathDef * path)
+{
+	GnomeCanvasPathDef * new;
+	ArtBpath * p, * d;
+	gint len;
+	gboolean closed;
+
+	g_return_val_if_fail (path != NULL, NULL);
+
+	closed = FALSE;
+	len = 0;
+
+	for (p = path->bpath; p->code != ART_END; p++) {
+		switch (p->code) {
+		case ART_MOVETO_OPEN:
+			closed = FALSE;
+			break;
+		case ART_MOVETO:
+			closed = TRUE;
+			len++;
+			break;
+		case ART_LINETO:
+		case ART_CURVETO:
+			if (closed) len++;
+			break;
+		default:
+			g_assert_not_reached ();
+		}
+	}
+
+	new = gnome_canvas_path_def_new_sized (len + 1);
+
+	closed = FALSE;
+	d = new->bpath;
+
+	for (p = path->bpath; p->code != ART_END; p++) {
+		switch (p->code) {
+		case ART_MOVETO_OPEN:
+			closed = FALSE;
+			break;
+		case ART_MOVETO:
+			closed = TRUE;
+			*d++ = *p;
+			break;
+		case ART_LINETO:
+		case ART_CURVETO:
+			if (closed) *d++ = *p;
+			break;
+		default:
+			g_assert_not_reached ();
+		}
+	}
+
+	d->code = ART_END;
+
+	new->end = len;
+	new->allclosed = TRUE;
+	new->allopen = FALSE;
+
+	return new;
+}
+
+/**
+ * gnome_canvas_path_def_close_all:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function closes all of the open segments in the passed path
+ * and returns a new GnomeCanvasPathDef.
+ *
+ * Returns: a GnomeCanvasPathDef that contains the contents of @path
+ * but has modified the path is fully closed
+ */
+GnomeCanvasPathDef *
+gnome_canvas_path_def_close_all (const GnomeCanvasPathDef * path)
+{
+	GnomeCanvasPathDef * new;
+	ArtBpath * p, * d, * start;
+	gint len;
+	gboolean closed;
+
+	g_return_val_if_fail (path != NULL, NULL);
+
+	if (path->allclosed) {
+		new = gnome_canvas_path_def_duplicate (path);
+		return new;
+	}
+
+	len = 1;
+
+	/* Count MOVETO_OPEN */
+
+	for (p = path->bpath; p->code != ART_END; p++) {
+		len += 1;
+		if (p->code == ART_MOVETO_OPEN) len += 2;
+	}
+
+	new = gnome_canvas_path_def_new_sized (len);
+
+	d = start = new->bpath;
+	closed = TRUE;
+
+	for (p = path->bpath; p->code != ART_END; p++) {
+		switch (p->code) {
+		case ART_MOVETO_OPEN:
+			start = p;
+			closed = FALSE;
+		case ART_MOVETO:
+			if ((!closed) && ((start->x3 != p->x3) || (start->y3 != p->y3))) {
+				d->code = ART_LINETO;
+				d->x3 = start->x3;
+				d->y3 = start->y3;
+				d++;
+			}
+			if (p->code == ART_MOVETO) closed = TRUE;
+			d->code = ART_MOVETO;
+			d->x3 = p->x3;
+			d->y3 = p->y3;
+			d++;
+			break;
+		case ART_LINETO:
+		case ART_CURVETO:
+			*d++ = *p;
+			break;
+		default:
+			g_assert_not_reached ();
+		}
+	}
+
+	if ((!closed) && ((start->x3 != p->x3) || (start->y3 != p->y3))) {
+		d->code = ART_LINETO;
+		d->x3 = start->x3;
+		d->y3 = start->y3;
+		d++;
+	}
+
+	d->code = ART_END;
+
+	new->end = d - new->bpath;
+	new->allclosed = TRUE;
+	new->allopen = FALSE;
+
+	return new;
+}
+
+/* Destructor */
+
+/**
+ * gnome_canvas_path_def_unref:
+ * @path: a GnomeCanvasPathDef
+ *
+ * Decrease the reference count of the passed @path.  If the reference
+ * count is < 1 the path is deallocated.
+ */
+void
+gnome_canvas_path_def_unref (GnomeCanvasPathDef * path)
+{
+	g_return_if_fail (path != NULL);
+
+	if (--path->refcount < 1) {
+		if ((!path->sbpath) && (path->bpath)) art_free (path->bpath);
+		g_free (path);
+	}
+}
+
+
+/* Methods */
+/**
+ * gnome_canvas_path_def_reset:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function clears the contents of the passed @path.
+ */
+void
+gnome_canvas_path_def_reset (GnomeCanvasPathDef * path)
+{
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (!path->sbpath);
+
+	path->bpath->code = ART_END;
+	path->end = 0;
+	path->hascpt = FALSE;
+	path->posset = FALSE;
+	path->moving = FALSE;
+	path->allclosed = TRUE;
+	path->allopen = TRUE;
+}
+
+/* Several consequtive movetos are ALLOWED */
+
+/**
+ * gnome_canvas_path_def_moveto:
+ * @path: a GnomeCanvasPathDef
+ * @x: x coordinate
+ * @y: y coordinate
+ *
+ * This function adds starts new subpath on @path, and sets its
+ * starting point to @x and @y. If current subpath is empty, it
+ * simply changes its starting coordinates to new values.
+ */
+void
+gnome_canvas_path_def_moveto (GnomeCanvasPathDef * path, gdouble x, gdouble y)
+{
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (!path->sbpath);
+	g_return_if_fail (!path->moving);
+
+	path->substart = path->end;
+	path->hascpt = TRUE;
+	path->posset = TRUE;
+	path->x = x;
+	path->y = y;
+
+	path->allclosed = FALSE;
+}
+
+/**
+ * gnome_canvas_path_def_lineto:
+ * @path: a GnomeCanvasPathDef
+ * @x: x coordinate
+ * @y: y coordinate
+ *
+ * This function add a line segment to the passed @path with the
+ * specified @x and @y coordinates.
+ */
+void
+gnome_canvas_path_def_lineto (GnomeCanvasPathDef * path, gdouble x, gdouble y)
+{
+	ArtBpath * bp;
+
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (!path->sbpath);
+	g_return_if_fail (path->hascpt);
+
+	if (path->moving) {
+		/* simply fix endpoint */
+		g_return_if_fail (!path->posset);
+		g_return_if_fail (path->end > 1);
+		bp = path->bpath + path->end - 1;
+		g_return_if_fail (bp->code == ART_LINETO);
+		bp->x3 = x;
+		bp->y3 = y;
+		path->moving = FALSE;
+		return;
+	}
+
+	if (path->posset) {
+		/* start a new segment */
+		gnome_canvas_path_def_ensure_space (path, 2);
+		bp = path->bpath + path->end;
+		bp->code = ART_MOVETO_OPEN;
+		bp->x3 = path->x;
+		bp->y3 = path->y;
+		bp++;
+		bp->code = ART_LINETO;
+		bp->x3 = x;
+		bp->y3 = y;
+		bp++;
+		bp->code = ART_END;
+		path->end += 2;
+		path->posset = FALSE;
+		path->allclosed = FALSE;
+		return;
+	}
+
+	/* Simply add line */
+
+	g_return_if_fail (path->end > 1);
+	gnome_canvas_path_def_ensure_space (path, 1);
+	bp = path->bpath + path->end;
+	bp->code = ART_LINETO;
+	bp->x3 = x;
+	bp->y3 = y;
+	bp++;
+	bp->code = ART_END;
+	path->end++;
+}
+
+
+/**
+ * gnome_canvas_path_def_lineto_moving:
+ * @path: a GnomeCanvasPathDef
+ * @x: x coordinate
+ * @y: y coordinate
+ *
+ * This functions adds a new line segment with loose endpoint to the path, or
+ * if endpoint is already loose, changes its coordinates to @x, @y. You
+ * can change the coordinates of loose endpoint as many times as you want,
+ * the last ones set will be fixed, if you continue line. This is useful
+ * for handling drawing with mouse.
+ */ 
+void
+gnome_canvas_path_def_lineto_moving (GnomeCanvasPathDef * path, gdouble x, gdouble y)
+{
+	ArtBpath * bp;
+
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (!path->sbpath);
+	g_return_if_fail (path->hascpt);
+
+	if (path->moving) {
+		/* simply change endpoint */
+		g_return_if_fail (!path->posset);
+		g_return_if_fail (path->end > 1);
+		bp = path->bpath + path->end - 1;
+		g_return_if_fail (bp->code == ART_LINETO);
+		bp->x3 = x;
+		bp->y3 = y;
+		return;
+	}
+
+	if (path->posset) {
+		/* start a new segment */
+		gnome_canvas_path_def_ensure_space (path, 2);
+		bp = path->bpath + path->end;
+		bp->code = ART_MOVETO_OPEN;
+		bp->x3 = path->x;
+		bp->y3 = path->y;
+		bp++;
+		bp->code = ART_LINETO;
+		bp->x3 = x;
+		bp->y3 = y;
+		bp++;
+		bp->code = ART_END;
+		path->end += 2;
+		path->posset = FALSE;
+		path->moving = TRUE;
+		path->allclosed = FALSE;
+		return;
+	}
+
+	/* Simply add line */
+
+	g_return_if_fail (path->end > 1);
+	gnome_canvas_path_def_ensure_space (path, 1);
+	bp = path->bpath + path->end;
+	bp->code = ART_LINETO;
+	bp->x3 = x;
+	bp->y3 = y;
+	bp++;
+	bp->code = ART_END;
+	path->end++;
+	path->moving = TRUE;
+}
+
+/**
+ * gnome_canvas_path_def_curveto:
+ * @path: a GnomeCanvasPathDef
+ * @x0: first control point x coordinate
+ * @y0: first control point y coordinate
+ * @x1: second control point x coordinate
+ * @y1: second control point y coordinate
+ * @x2: end of curve x coordinate
+ * @y2: end of curve y coordinate
+ *
+ * This function adds a bezier curve segment to the path definition.
+ */
+ 
+void
+gnome_canvas_path_def_curveto (GnomeCanvasPathDef * path, gdouble x0, gdouble y0, gdouble x1, gdouble y1, gdouble x2, gdouble y2)
+{
+	ArtBpath * bp;
+
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (!path->sbpath);
+	g_return_if_fail (path->hascpt);
+	g_return_if_fail (!path->moving);
+
+	if (path->posset) {
+		/* start a new segment */
+		gnome_canvas_path_def_ensure_space (path, 2);
+		bp = path->bpath + path->end;
+		bp->code = ART_MOVETO_OPEN;
+		bp->x3 = path->x;
+		bp->y3 = path->y;
+		bp++;
+		bp->code = ART_CURVETO;
+		bp->x1 = x0;
+		bp->y1 = y0;
+		bp->x2 = x1;
+		bp->y2 = y1;
+		bp->x3 = x2;
+		bp->y3 = y2;
+		bp++;
+		bp->code = ART_END;
+		path->end += 2;
+		path->posset = FALSE;
+		path->allclosed = FALSE;
+		return;
+	}
+
+	/* Simply add path */
+
+	g_return_if_fail (path->end > 1);
+	gnome_canvas_path_def_ensure_space (path, 1);
+	bp = path->bpath + path->end;
+	bp->code = ART_CURVETO;
+	bp->x1 = x0;
+	bp->y1 = y0;
+	bp->x2 = x1;
+	bp->y2 = y1;
+	bp->x3 = x2;
+	bp->y3 = y2;
+	bp++;
+	bp->code = ART_END;
+	path->end++;
+}
+
+/**
+ * gnome_canvas_path_def_closepath:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function closes the last subpath of @path, adding a ART_LINETO to
+ * subpath starting point, if needed and changing starting pathcode to
+ * ART_MOVETO
+ */
+void
+gnome_canvas_path_def_closepath (GnomeCanvasPathDef * path)
+{
+	ArtBpath * bs, * be;
+
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (!path->sbpath);
+	g_return_if_fail (path->hascpt);
+	g_return_if_fail (!path->posset);
+	g_return_if_fail (!path->moving);
+	g_return_if_fail (!path->allclosed);
+	/* We need at last M + L + L + E */
+	g_return_if_fail (path->end - path->substart > 2);
+
+	bs = path->bpath + path->substart;
+	be = path->bpath + path->end - 1;
+
+	if ((bs->x3 != be->x3) || (bs->y3 != be->y3)) {
+		gnome_canvas_path_def_lineto (path, bs->x3, bs->y3);
+	}
+
+	bs = path->bpath + path->substart; /* NB. def_lineto can
+					      realloc bpath */
+	bs->code = ART_MOVETO;
+
+	path->allclosed = sp_bpath_all_closed (path->bpath);
+	path->allopen = sp_bpath_all_open (path->bpath);
+
+	path->hascpt = FALSE;
+}
+
+/**
+ * gnome_canvas_path_def_closepath_current:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function closes the last subpath by setting the coordinates of
+ * the endpoint of the last segment (line or curve) to starting point.
+ */
+void
+gnome_canvas_path_def_closepath_current (GnomeCanvasPathDef * path)
+{
+	ArtBpath * bs, * be;
+
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (!path->sbpath);
+	g_return_if_fail (path->hascpt);
+	g_return_if_fail (!path->posset);
+	g_return_if_fail (!path->allclosed);
+	/* We need at last M + L + L + E */
+	g_return_if_fail (path->end - path->substart > 2);
+
+	bs = path->bpath + path->substart;
+	be = path->bpath + path->end - 1;
+
+	be->x3 = bs->x3;
+	be->y3 = bs->y3;
+
+	bs->code = ART_MOVETO;
+
+	path->allclosed = sp_bpath_all_closed (path->bpath);
+	path->allopen = sp_bpath_all_open (path->bpath);
+
+	path->hascpt = FALSE;
+	path->moving = FALSE;
+}
+
+/**
+ * gnome_canvas_path_def_bpath:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function returns a ArtBpath that consists of the path
+ * definition.
+ *
+ * Returns: ArtBpath
+ */
+ArtBpath * gnome_canvas_path_def_bpath (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, NULL);
+
+	return path->bpath;
+}
+
+/**
+ * gnome_canvas_path_def_length:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function returns the length of the path definition.  Not
+ * Euclidian length of the path but rather the number of points on the
+ * path.
+ *
+ * Returns: integer, number of points on the path.
+ */
+gint gnome_canvas_path_def_length (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, -1);
+
+	return path->end + 1;
+}
+
+/**
+ * gnome_canvas_path_def_is_empty:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function is a boolean test to see if the path is empty,
+ * meaning containing no line segments.
+ *
+ * Returns: boolean, indicating if the path is empty.
+ */
+gboolean
+gnome_canvas_path_def_is_empty (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, TRUE);
+
+	return (path->bpath->code == ART_END);
+}
+
+/**
+ * gnome_canvas_path_def_has_currentpoint:
+ * @path: a GnomeCanvasPathdef
+ *
+ * This function is a boolean test checking to see if the path has a
+ * current point defined. Current point will be set by line operators,
+ * and cleared by closing subpath.
+ *
+ * Returns: boolean, indicating if the path has a current point defined.
+ */
+gboolean
+gnome_canvas_path_def_has_currentpoint (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, FALSE);
+
+	return (path->hascpt);
+}
+
+/**
+ * gnome_canvas_path_def_currentpoint:
+ * @path: a GnomeCanvasPathDef
+ * @p: a ArtPoint where to store the current point
+ *
+ * Stores the current point of the path definition in the passed ArtPoint @p.
+ */
+void
+gnome_canvas_path_def_currentpoint (const GnomeCanvasPathDef * path, ArtPoint * p)
+{
+	g_return_if_fail (path != NULL);
+	g_return_if_fail (p != NULL);
+	g_return_if_fail (path->hascpt);
+
+	if (path->posset) {
+		p->x = path->x;
+		p->y = path->y;
+	} else {
+		p->x = (path->bpath + path->end - 1)->x3;
+		p->y = (path->bpath + path->end - 1)->y3;
+	}	
+}
+
+/**
+ * gnome_canvas_path_def_last_bpath:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function returns pointer to the last ArtBpath segment in the path
+ * definition.
+ *
+ * Returns: ArtBpath, being the last segment in the path definition or
+ * null if no line segments have been defined.
+ */
+ArtBpath *
+gnome_canvas_path_def_last_bpath (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, NULL);
+
+	if (path->end == 0) return NULL;
+
+	return path->bpath + path->end - 1;
+}
+
+/**
+ * gnome_canvas_path_def_first_bpath:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function returns the first ArtBpath point in the definition.
+ *
+ * Returns: ArtBpath being the first point in the path definition or
+ * null if no points are defined
+*/
+ArtBpath *
+gnome_canvas_path_def_first_bpath (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, NULL);
+
+	if (path->end == 0) return NULL;
+
+	return path->bpath;
+}
+
+/**
+ * gnome_canvas_path_def_any_open:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function returns a boolean value indicating if the path has
+ * any open segments.
+ *
+ * Returns: boolean, indicating if the path has any open segments.
+ */
+gboolean
+gnome_canvas_path_def_any_open (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, FALSE);
+
+	return (!path->allclosed);
+}
+
+/**
+ * gnome_canvas_path_def_all_open:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function returns a boolean value indicating if the path only
+ * contains open segments.
+ *
+ * Returns: boolean, indicating if the path has all open segments.
+ */
+gboolean
+gnome_canvas_path_def_all_open (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, FALSE);
+
+	return (path->allopen);
+}
+
+/**
+ * gnome_canvas_path_def_any_closed:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function returns a boolean valid indicating if the path has
+ * any closed segements.
+ *
+ * Returns: boolean, indicating if the path has any closed segments.
+ */
+gboolean
+gnome_canvas_path_def_any_closed (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, FALSE);
+
+	return (!path->allopen);
+}
+
+/**
+ * gnome_canvas_path_def_all_closed:
+ * @path: a GnomeCanvasPathDef
+ *
+ * This function returns a boolean value indicating if the path only
+ * contains closed segments.
+ *
+ * Returns: boolean, indicating if the path has all closed segments.
+ */
+gboolean
+gnome_canvas_path_def_all_closed (const GnomeCanvasPathDef * path)
+{
+	g_return_val_if_fail (path != NULL, FALSE);
+
+	return (path->allclosed);
+}
+
+/* Private methods */
+
+static
+gboolean sp_bpath_good (ArtBpath * bpath)
+{
+	ArtBpath * bp;
+
+	g_return_val_if_fail (bpath != NULL, FALSE);
+
+	if (bpath->code == ART_END)
+                return TRUE;
+
+	bp = bpath;
+
+	while (bp->code != ART_END) {
+		bp = sp_bpath_check_subpath (bp);
+		if (bp == NULL) return FALSE;
+	}
+
+	return TRUE;
+}
+
+static ArtBpath *
+sp_bpath_check_subpath (ArtBpath * bpath)
+{
+	gint i, len;
+	gboolean closed;
+
+	g_return_val_if_fail (bpath != NULL, NULL);
+
+	if (bpath->code == ART_MOVETO) {
+		closed = TRUE;
+	} else if (bpath->code == ART_MOVETO_OPEN) {
+		closed = FALSE;
+	} else {
+		return NULL;
+	}
+
+	len = 0;
+
+	for (i = 1; (bpath[i].code != ART_END) && (bpath[i].code != ART_MOVETO) && (bpath[i].code != ART_MOVETO_OPEN); i++) {
+		switch (bpath[i].code) {
+			case ART_LINETO:
+			case ART_CURVETO:
+				len++;
+				break;
+			default:
+				return NULL;
+		}
+	}
+
+	if (closed) {
+		if (len < 2) return NULL;
+		if ((bpath->x3 != bpath[i-1].x3) || (bpath->y3 != bpath[i-1].y3)) return NULL;
+	} else {
+		if (len < 1) return NULL;
+	}
+
+	return bpath + i;
+}
+
+static gint
+sp_bpath_length (const ArtBpath * bpath)
+{
+	gint l;
+
+	g_return_val_if_fail (bpath != NULL, FALSE);
+
+	for (l = 0; bpath[l].code != ART_END; l++) ;
+
+	l++;
+
+	return l;
+}
+
+static gboolean
+sp_bpath_all_closed (const ArtBpath * bpath)
+{
+	const ArtBpath * bp;
+
+	g_return_val_if_fail (bpath != NULL, FALSE);
+
+	for (bp = bpath; bp->code != ART_END; bp++)
+		if (bp->code == ART_MOVETO_OPEN) return FALSE;
+
+	return TRUE;
+}
+
+static gboolean
+sp_bpath_all_open (const ArtBpath * bpath)
+{
+	const ArtBpath * bp;
+
+	g_return_val_if_fail (bpath != NULL, FALSE);
+
+	for (bp = bpath; bp->code != ART_END; bp++)
+		if (bp->code == ART_MOVETO) return FALSE;
+
+	return TRUE;
+}
+
+
diff --git a/src/libgnomecanvas/gnome-canvas-path-def.h b/src/libgnomecanvas/gnome-canvas-path-def.h
new file mode 100644
index 0000000..c3f6b25
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-path-def.h
@@ -0,0 +1,96 @@
+#ifndef GNOME_CANVAS_PATH_DEF_H
+#define GNOME_CANVAS_PATH_DEF_H
+
+/*
+ * GnomeCanvasPathDef
+ *
+ * (C) 1999-2000 Lauris Kaplinski <lauris@ximian.com>
+ * Released under LGPL
+ *
+ * This is mostly like GnomeCanvasBpathDef, but with added functionality:
+ * - can be constructed from scratch, from existing bpath of from static bpath
+ * - Path is always terminated with ART_END
+ * - Has closed flag
+ * - has concat, split and copy methods
+ *
+ */
+
+#include <glib-object.h>
+#include <libart_lgpl/art_bpath.h>
+
+G_BEGIN_DECLS
+
+typedef struct _GnomeCanvasPathDef GnomeCanvasPathDef;
+
+#define GNOME_TYPE_CANVAS_PATH_DEF	(gnome_canvas_path_def_get_type ())
+GType gnome_canvas_path_def_get_type (void) G_GNUC_CONST;
+
+/* Constructors */
+
+GnomeCanvasPathDef * gnome_canvas_path_def_new (void);
+GnomeCanvasPathDef * gnome_canvas_path_def_new_sized (gint length);
+GnomeCanvasPathDef * gnome_canvas_path_def_new_from_bpath (ArtBpath * bpath);
+GnomeCanvasPathDef * gnome_canvas_path_def_new_from_static_bpath (ArtBpath * bpath);
+GnomeCanvasPathDef * gnome_canvas_path_def_new_from_foreign_bpath (ArtBpath * bpath);
+
+void gnome_canvas_path_def_ref (GnomeCanvasPathDef * path);
+void gnome_canvas_path_def_finish (GnomeCanvasPathDef * path);
+void gnome_canvas_path_def_ensure_space (GnomeCanvasPathDef * path, gint space);
+
+/*
+ * Misc constructors
+ * All these return NEW path, not unrefing old
+ * Also copy and duplicate force bpath to be private (otherwise you
+ * would use ref :)
+ */
+
+void gnome_canvas_path_def_copy (GnomeCanvasPathDef * dst, const GnomeCanvasPathDef * src);
+GnomeCanvasPathDef * gnome_canvas_path_def_duplicate (const GnomeCanvasPathDef * path);
+GnomeCanvasPathDef * gnome_canvas_path_def_concat (const GSList * list);
+GSList * gnome_canvas_path_def_split (const GnomeCanvasPathDef * path);
+GnomeCanvasPathDef * gnome_canvas_path_def_open_parts (const GnomeCanvasPathDef * path);
+GnomeCanvasPathDef * gnome_canvas_path_def_closed_parts (const GnomeCanvasPathDef * path);
+GnomeCanvasPathDef * gnome_canvas_path_def_close_all (const GnomeCanvasPathDef * path);
+
+/* Destructor */
+
+void gnome_canvas_path_def_unref (GnomeCanvasPathDef * path);
+
+/* Methods */
+
+/* Sets GnomeCanvasPathDef to zero length */
+
+void gnome_canvas_path_def_reset (GnomeCanvasPathDef * path);
+
+/* Drawing methods */
+
+void gnome_canvas_path_def_moveto (GnomeCanvasPathDef * path, gdouble x, gdouble y);
+void gnome_canvas_path_def_lineto (GnomeCanvasPathDef * path, gdouble x, gdouble y);
+
+/* Does not create new ArtBpath, but simply changes last lineto position */
+
+void gnome_canvas_path_def_lineto_moving (GnomeCanvasPathDef * path, gdouble x, gdouble y);
+void gnome_canvas_path_def_curveto (GnomeCanvasPathDef * path, gdouble x0, gdouble y0,gdouble x1, gdouble y1, gdouble x2, gdouble y2);
+void gnome_canvas_path_def_closepath (GnomeCanvasPathDef * path);
+
+/* Does not draw new line to startpoint, but moves last lineto */
+
+void gnome_canvas_path_def_closepath_current (GnomeCanvasPathDef * path);
+
+/* Various methods */
+
+ArtBpath * gnome_canvas_path_def_bpath (const GnomeCanvasPathDef * path);
+gint gnome_canvas_path_def_length (const GnomeCanvasPathDef * path);
+gboolean gnome_canvas_path_def_is_empty (const GnomeCanvasPathDef * path);
+gboolean gnome_canvas_path_def_has_currentpoint (const GnomeCanvasPathDef * path);
+void gnome_canvas_path_def_currentpoint (const GnomeCanvasPathDef * path, ArtPoint * p);
+ArtBpath * gnome_canvas_path_def_last_bpath (const GnomeCanvasPathDef * path);
+ArtBpath * gnome_canvas_path_def_first_bpath (const GnomeCanvasPathDef * path);
+gboolean gnome_canvas_path_def_any_open (const GnomeCanvasPathDef * path);
+gboolean gnome_canvas_path_def_all_open (const GnomeCanvasPathDef * path);
+gboolean gnome_canvas_path_def_any_closed (const GnomeCanvasPathDef * path);
+gboolean gnome_canvas_path_def_all_closed (const GnomeCanvasPathDef * path);
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-pixbuf.c b/src/libgnomecanvas/gnome-canvas-pixbuf.c
new file mode 100644
index 0000000..84452cd
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-pixbuf.c
@@ -0,0 +1,1079 @@
+/* GNOME libraries - GdkPixbuf item for the GNOME canvas
+ *
+ * Copyright (C) 1999 The Free Software Foundation
+ *
+ * Author: Federico Mena-Quintero <federico@gimp.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <config.h>
+#include <math.h>
+#include <libgnomecanvas/gnome-canvas.h>
+#include <libgnomecanvas/gnome-canvas-util.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <libart_lgpl/art_rgb_affine.h>
+#include <libart_lgpl/art_rgb_rgba_affine.h>
+#include "gnome-canvas-pixbuf.h"
+
+/* Private part of the GnomeCanvasPixbuf structure */
+typedef struct {
+	/* Our gdk-pixbuf */
+	GdkPixbuf *pixbuf;
+
+	/* Width value */
+	double width;
+
+	/* Height value */
+	double height;
+
+	/* X translation */
+	double x;
+
+	/* Y translation */
+	double y;
+
+	/* Whether dimensions are set and whether they are in pixels or units */
+	guint width_set : 1;
+	guint width_in_pixels : 1;
+	guint height_set : 1;
+	guint height_in_pixels : 1;
+	guint x_in_pixels : 1;
+	guint y_in_pixels : 1;
+	
+	/* Whether the pixbuf has changed */
+	guint need_pixbuf_update : 1;
+
+	/* Whether the transformation or size have changed */
+	guint need_xform_update : 1;
+
+	/* Anchor */
+	GtkAnchorType anchor;
+} PixbufPrivate;
+
+/* Object argument IDs */
+enum {
+	PROP_0,
+	PROP_PIXBUF,
+	PROP_WIDTH,
+	PROP_WIDTH_SET,
+	PROP_WIDTH_IN_PIXELS,
+	PROP_HEIGHT,
+	PROP_HEIGHT_SET,
+	PROP_HEIGHT_IN_PIXELS,
+	PROP_X,
+	PROP_X_IN_PIXELS,
+	PROP_Y,
+	PROP_Y_IN_PIXELS,
+	PROP_ANCHOR
+};
+
+static void gnome_canvas_pixbuf_class_init (GnomeCanvasPixbufClass *class);
+static void gnome_canvas_pixbuf_init (GnomeCanvasPixbuf *cpb);
+static void gnome_canvas_pixbuf_destroy (GtkObject *object);
+static void gnome_canvas_pixbuf_set_property (GObject *object,
+					      guint param_id,
+					      const GValue *value,
+					      GParamSpec *pspec);
+static void gnome_canvas_pixbuf_get_property (GObject *object,
+					      guint param_id,
+					      GValue *value,
+					      GParamSpec *pspec);
+
+static void gnome_canvas_pixbuf_update (GnomeCanvasItem *item, double *affine,
+					ArtSVP *clip_path, int flags);
+static void gnome_canvas_pixbuf_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
+				      int x, int y, int width, int height);
+static void gnome_canvas_pixbuf_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf);
+static double gnome_canvas_pixbuf_point (GnomeCanvasItem *item, double x, double y, int cx, int cy,
+					 GnomeCanvasItem **actual_item);
+static void gnome_canvas_pixbuf_bounds (GnomeCanvasItem *item,
+					double *x1, double *y1, double *x2, double *y2);
+
+static GnomeCanvasItemClass *parent_class;
+
+
+
+/**
+ * gnome_canvas_pixbuf_get_type:
+ * @void:
+ *
+ * Registers the #GnomeCanvasPixbuf class if necessary, and returns the type ID
+ * associated to it.
+ *
+ * Return value: The type ID of the #GnomeCanvasPixbuf class.
+ **/
+GtkType
+gnome_canvas_pixbuf_get_type (void)
+{
+	static GType pixbuf_type;
+
+	if (!pixbuf_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasPixbufClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_pixbuf_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasPixbuf),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_pixbuf_init,
+			NULL			/* value_table */
+		};
+
+		pixbuf_type = g_type_register_static (GNOME_TYPE_CANVAS_ITEM, "GnomeCanvasPixbuf",
+						     &object_info, 0);
+	}
+
+	return pixbuf_type;
+}
+
+/* Class initialization function for the pixbuf canvas item */
+static void
+gnome_canvas_pixbuf_class_init (GnomeCanvasPixbufClass *class)
+{
+        GObjectClass *gobject_class;
+	GtkObjectClass *object_class;
+	GnomeCanvasItemClass *item_class;
+
+        gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+	item_class = (GnomeCanvasItemClass *) class;
+
+	parent_class = g_type_class_peek_parent (class);
+
+	gobject_class->set_property = gnome_canvas_pixbuf_set_property;
+	gobject_class->get_property = gnome_canvas_pixbuf_get_property;
+
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_PIXBUF,
+                 g_param_spec_object ("pixbuf", NULL, NULL,
+                                      GDK_TYPE_PIXBUF,
+                                      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_WIDTH,
+                 g_param_spec_double ("width", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_WIDTH_SET,
+                 g_param_spec_boolean ("width_set", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_WIDTH_IN_PIXELS,
+                 g_param_spec_boolean ("width_in_pixels", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_HEIGHT,
+                 g_param_spec_double ("height", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_HEIGHT_SET,
+                 g_param_spec_boolean ("height_set", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_HEIGHT_IN_PIXELS,
+                 g_param_spec_boolean ("height_in_pixels", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_X,
+                 g_param_spec_double ("x", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+                                    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_X_IN_PIXELS,
+                 g_param_spec_boolean ("x_in_pixels", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_Y,
+                 g_param_spec_double ("y", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_Y_IN_PIXELS,
+                 g_param_spec_boolean ("y_in_pixels", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_ANCHOR,
+                 g_param_spec_enum ("anchor", NULL, NULL,
+                                    GTK_TYPE_ANCHOR_TYPE,
+                                    GTK_ANCHOR_NW,
+                                    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	object_class->destroy = gnome_canvas_pixbuf_destroy;
+
+	item_class->update = gnome_canvas_pixbuf_update;
+	item_class->draw = gnome_canvas_pixbuf_draw;
+	item_class->render = gnome_canvas_pixbuf_render;
+	item_class->point = gnome_canvas_pixbuf_point;
+	item_class->bounds = gnome_canvas_pixbuf_bounds;
+}
+
+/* Object initialization function for the pixbuf canvas item */
+static void
+gnome_canvas_pixbuf_init (GnomeCanvasPixbuf *gcp)
+{
+	PixbufPrivate *priv;
+
+	priv = g_new0 (PixbufPrivate, 1);
+	gcp->priv = priv;
+
+	priv->width = 0.0;
+	priv->height = 0.0;
+	priv->x = 0.0;
+	priv->y = 0.0;
+	priv->anchor = GTK_ANCHOR_NW;
+}
+
+/* Destroy handler for the pixbuf canvas item */
+static void
+gnome_canvas_pixbuf_destroy (GtkObject *object)
+{
+	GnomeCanvasItem *item;
+	GnomeCanvasPixbuf *gcp;
+	PixbufPrivate *priv;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_PIXBUF (object));
+
+	item = GNOME_CANVAS_ITEM (object);
+	gcp = (GNOME_CANVAS_PIXBUF (object));
+	priv = gcp->priv;
+
+	/* remember, destroy can be run multiple times! */
+
+	if (priv) {
+	    gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+
+	    if (priv->pixbuf)
+		gdk_pixbuf_unref (priv->pixbuf);
+
+	    g_free (priv);
+	    gcp->priv = NULL;
+	}
+
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+
+
+/* Set_property handler for the pixbuf canvas item */
+static void
+gnome_canvas_pixbuf_set_property (GObject            *object,
+				  guint               param_id,
+				  const GValue       *value,
+				  GParamSpec         *pspec)
+{
+	GnomeCanvasItem *item;
+	GnomeCanvasPixbuf *gcp;
+	PixbufPrivate *priv;
+	GdkPixbuf *pixbuf;
+	double val;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_PIXBUF (object));
+
+	item = GNOME_CANVAS_ITEM (object);
+	gcp = GNOME_CANVAS_PIXBUF (object);
+	priv = gcp->priv;
+
+	switch (param_id) {
+	case PROP_PIXBUF:
+		if (g_value_get_object (value))
+			pixbuf = GDK_PIXBUF (g_value_get_object (value));
+		else
+			pixbuf = NULL;
+		if (pixbuf != priv->pixbuf) {
+			if (pixbuf) {
+				g_return_if_fail
+				    (gdk_pixbuf_get_colorspace (pixbuf) == GDK_COLORSPACE_RGB);
+				g_return_if_fail
+				    (gdk_pixbuf_get_n_channels (pixbuf) == 3
+				     || gdk_pixbuf_get_n_channels (pixbuf) == 4);
+				g_return_if_fail
+				    (gdk_pixbuf_get_bits_per_sample (pixbuf) == 8);
+
+				gdk_pixbuf_ref (pixbuf);
+			}
+
+			if (priv->pixbuf)
+				gdk_pixbuf_unref (priv->pixbuf);
+
+			priv->pixbuf = pixbuf;
+		}
+
+		priv->need_pixbuf_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_WIDTH:
+		val = g_value_get_double (value);
+		g_return_if_fail (val >= 0.0);
+		priv->width = val;
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_WIDTH_SET:
+		priv->width_set = g_value_get_boolean (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_WIDTH_IN_PIXELS:
+		priv->width_in_pixels = g_value_get_boolean (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_HEIGHT:
+		val = g_value_get_double (value);
+		g_return_if_fail (val >= 0.0);
+		priv->height = val;
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_HEIGHT_SET:
+		priv->height_set = g_value_get_boolean (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_HEIGHT_IN_PIXELS:
+		priv->height_in_pixels = g_value_get_boolean (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_X:
+		priv->x = g_value_get_double (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_X_IN_PIXELS:
+		priv->x_in_pixels = g_value_get_boolean (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_Y:
+		priv->y = g_value_get_double (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_Y_IN_PIXELS:
+		priv->y_in_pixels = g_value_get_boolean (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_ANCHOR:
+		priv->anchor = g_value_get_enum (value);
+		priv->need_xform_update = TRUE;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+/* Get_property handler for the pixbuf canvasi item */
+static void
+gnome_canvas_pixbuf_get_property (GObject            *object,
+				  guint               param_id,
+				  GValue             *value,
+				  GParamSpec         *pspec)
+{
+	GnomeCanvasPixbuf *gcp;
+	PixbufPrivate *priv;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_PIXBUF (object));
+
+	gcp = GNOME_CANVAS_PIXBUF (object);
+	priv = gcp->priv;
+
+	switch (param_id) {
+	case PROP_PIXBUF:
+		g_value_set_object (value, G_OBJECT (priv->pixbuf));
+		break;
+
+	case PROP_WIDTH:
+		g_value_set_double (value, priv->width);
+		break;
+
+	case PROP_WIDTH_SET:
+		g_value_set_boolean (value, priv->width_set);
+		break;
+
+	case PROP_WIDTH_IN_PIXELS:
+		g_value_set_boolean (value, priv->width_in_pixels);
+		break;
+
+	case PROP_HEIGHT:
+		g_value_set_double (value, priv->height);
+		break;
+
+	case PROP_HEIGHT_SET:
+		g_value_set_boolean (value, priv->height_set);
+		break;
+
+	case PROP_HEIGHT_IN_PIXELS:
+		g_value_set_boolean (value, priv->height_in_pixels);
+		break;
+
+	case PROP_X:
+		g_value_set_double (value, priv->x);
+		break;
+
+	case PROP_X_IN_PIXELS:
+		g_value_set_boolean (value, priv->x_in_pixels);
+		break;
+
+	case PROP_Y:
+		g_value_set_double (value, priv->y);
+		break;
+
+	case PROP_Y_IN_PIXELS:
+		g_value_set_boolean (value, priv->y_in_pixels);
+		break;
+
+	case PROP_ANCHOR:
+		g_value_set_enum (value, priv->anchor);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+
+
+/* Bounds and utilities */
+
+/* Computes the amount by which the unit horizontal and vertical vectors will be
+ * scaled by an affine transformation.
+ */
+static void
+compute_xform_scaling (double *affine, ArtPoint *i_c, ArtPoint *j_c)
+{
+	ArtPoint orig, orig_c;
+	ArtPoint i, j;
+
+	/* Origin */
+
+	orig.x = 0.0;
+	orig.y = 0.0;
+	art_affine_point (&orig_c, &orig, affine);
+
+	/* Horizontal and vertical vectors */
+
+	i.x = 1.0;
+	i.y = 0.0;
+	art_affine_point (i_c, &i, affine);
+	i_c->x -= orig_c.x;
+	i_c->y -= orig_c.y;
+
+	j.x = 0.0;
+	j.y = 1.0;
+	art_affine_point (j_c, &j, affine);
+	j_c->x -= orig_c.x;
+	j_c->y -= orig_c.y;
+}
+
+/* computes the addtional resolution dependent affine needed to
+ * fit the image within its viewport defined by x,y,width and height
+ * args
+ */
+static void
+compute_viewport_affine (GnomeCanvasPixbuf *gcp, double *viewport_affine, double *i2c)
+{
+	PixbufPrivate *priv;
+	ArtPoint i_c, j_c;
+	double i_len, j_len;
+	double si_len, sj_len;
+	double ti_len, tj_len;
+	double scale[6], translate[6];
+	double w, h;
+	double x, y;
+
+	priv = gcp->priv;
+
+	/* Compute scaling vectors and required width/height */
+
+	compute_xform_scaling (i2c, &i_c, &j_c);
+
+	i_len = sqrt (i_c.x * i_c.x + i_c.y * i_c.y);
+	j_len = sqrt (j_c.x * j_c.x + j_c.y * j_c.y);
+
+	if (priv->width_set)
+		w = priv->width;
+	else
+		w = gdk_pixbuf_get_width (priv->pixbuf);
+
+	if (priv->height_set)
+		h = priv->height;
+	else
+		h = gdk_pixbuf_get_height (priv->pixbuf);
+
+	x = priv->x;
+	y = priv->y;
+
+	/* Convert i_len and j_len into scaling factors */
+
+	if (priv->width_in_pixels) {
+		if (i_len > GNOME_CANVAS_EPSILON)
+			si_len = 1.0 / i_len;
+		else
+			si_len = 0.0;
+	} else
+		si_len = 1.0;
+
+	si_len *= w / gdk_pixbuf_get_width (priv->pixbuf);
+
+	if (priv->height_in_pixels) {
+		if (j_len > GNOME_CANVAS_EPSILON)
+			sj_len = 1.0 / j_len;
+		else
+			sj_len = 0.0;
+	} else
+		sj_len = 1.0;
+
+	sj_len *= h / gdk_pixbuf_get_height (priv->pixbuf);
+
+	/* Calculate translation offsets */
+
+	if (priv->x_in_pixels) {
+		if (i_len > GNOME_CANVAS_EPSILON)
+			ti_len = 1.0 / i_len;
+		else
+			ti_len = 0.0;
+	} else
+		ti_len = 1.0;
+
+	switch (priv->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_SW:
+		ti_len *= x;
+		break;
+
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_S:
+		ti_len *= x - w * si_len / 2;
+		break;
+
+	case GTK_ANCHOR_NE:
+	case GTK_ANCHOR_E:
+	case GTK_ANCHOR_SE:
+		ti_len *= x - w * si_len;
+		break;
+
+        default:
+                break;
+	}
+
+	if (priv->y_in_pixels) {
+		if (j_len > GNOME_CANVAS_EPSILON)
+			tj_len = 1.0 / j_len;
+		else
+			tj_len = 0.0;
+	} else
+		tj_len = 1.0;
+
+	switch (priv->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_NE:
+		tj_len *= y;
+		break;
+		
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_E:
+		tj_len *= y - h * sj_len / 2;
+		break;
+
+	case GTK_ANCHOR_SW:
+	case GTK_ANCHOR_S:
+	case GTK_ANCHOR_SE:
+		tj_len *= y - h * sj_len;
+		break;
+
+        default:
+                break;
+	}
+
+	/* Compute the final affine */
+
+	art_affine_scale (scale, si_len, sj_len);
+	art_affine_translate (translate, ti_len, tj_len);
+  	art_affine_multiply (viewport_affine, scale, translate); 
+}
+
+/* Computes the affine transformation with which the pixbuf needs to be
+ * transformed to render it on the canvas.  This is not the same as the
+ * item_to_canvas transformation because we may need to scale the pixbuf
+ * by some other amount.
+ */
+static void
+compute_render_affine (GnomeCanvasPixbuf *gcp, double *ra, double *i2c)
+{
+	double va[6];
+
+	compute_viewport_affine (gcp, va, i2c);
+#ifdef GNOME_CANVAS_PIXBUF_VERBOSE
+	g_print ("va %g %g %g %g %g %g\n", va[0], va[1], va[2], va[3], va[4], va[5]);
+#endif
+	art_affine_multiply (ra, va, i2c);
+#ifdef GNOME_CANVAS_PIXBUF_VERBOSE
+	g_print ("ra %g %g %g %g %g %g\n", ra[0], ra[1], ra[2], ra[3], ra[4], ra[5]);
+#endif
+}
+
+/* Recomputes the bounding box of a pixbuf canvas item.  The horizontal and
+ * vertical dimensions may be specified in units or pixels, separately, so we
+ * have to compute the components individually for each dimension.
+ */
+static void
+recompute_bounding_box (GnomeCanvasPixbuf *gcp, gdouble *i2c)
+{
+	GnomeCanvasItem *item;
+	PixbufPrivate *priv;
+	double ra[6];
+	ArtDRect rect;
+
+	item = GNOME_CANVAS_ITEM (gcp);
+	priv = gcp->priv;
+
+	if (!priv->pixbuf) {
+		item->x1 = item->y1 = item->x2 = item->y2 = 0.0;
+		return;
+	}
+
+	rect.x0 = 0.0;
+	rect.x1 = gdk_pixbuf_get_width (priv->pixbuf);
+
+	rect.y0 = 0.0;
+	rect.y1 = gdk_pixbuf_get_height (priv->pixbuf);
+
+#ifdef GNOME_CANVAS_PIXBUF_VERBOSE
+	g_print ("i2c %g %g %g %g %g %g\n", i2c[0], i2c[1], i2c[2], i2c[3], i2c[4], i2c[5]);
+#endif
+	gnome_canvas_item_i2c_affine (item, i2c);
+#ifdef GNOME_CANVAS_PIXBUF_VERBOSE
+	g_print ("i2c %g %g %g %g %g %g\n", i2c[0], i2c[1], i2c[2], i2c[3], i2c[4], i2c[5]);
+#endif
+	compute_render_affine (gcp, ra, i2c);
+#ifdef GNOME_CANVAS_PIXBUF_VERBOSE
+	g_print ("ra %g %g %g %g %g %g\n", ra[0], ra[1], ra[2], ra[3], ra[4], ra[5]);
+#endif
+	art_drect_affine_transform (&rect, &rect, ra);
+
+	item->x1 = floor (rect.x0);
+	item->y1 = floor (rect.y0);
+	item->x2 = ceil (rect.x1);
+	item->y2 = ceil (rect.y1);
+}
+
+
+
+/* Update sequence */
+
+/* Update handler for the pixbuf canvas item */
+static void
+gnome_canvas_pixbuf_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	GnomeCanvasPixbuf *gcp;
+	PixbufPrivate *priv;
+
+	gcp = GNOME_CANVAS_PIXBUF (item);
+	priv = gcp->priv;
+
+	if (parent_class->update)
+		(* parent_class->update) (item, affine, clip_path, flags);
+
+        /* the optimzations below cause rarely triggered redrawing bugs and
+	 * don't seem to actually save much performance. so it's probably
+	 * better to turn them off, than to chase subtle optimization bugs
+	 * throughgout all of gnome-canvas-pixbuf.c - TIMJ
+	 */
+#ifdef USE_BROKEN_OPTIMIZATIONS
+	if (((flags & GNOME_CANVAS_UPDATE_VISIBILITY)
+	     && !(GTK_OBJECT_FLAGS (item) & GNOME_CANVAS_ITEM_VISIBLE))
+	    || (flags & GNOME_CANVAS_UPDATE_AFFINE)
+	    || priv->need_pixbuf_update
+	    || priv->need_xform_update) {
+		gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+	}
+
+	/* If we need a pixbuf update, or if the item changed visibility to
+	 * shown, recompute the bounding box.
+	 */
+	if (priv->need_pixbuf_update
+	    || priv->need_xform_update
+	    || ((flags & GNOME_CANVAS_UPDATE_VISIBILITY)
+		&& (GTK_OBJECT_FLAGS (gcp) & GNOME_CANVAS_ITEM_VISIBLE))
+	    || (flags & GNOME_CANVAS_UPDATE_AFFINE)) {
+		recompute_bounding_box (gcp, affine);
+#ifdef GNOME_CANVAS_PIXBUF_VERBOSE
+		g_print ("BBox is %g %g %g %g\n", item->x1, item->y1, item->x2, item->y2);
+#endif
+		gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+		priv->need_pixbuf_update = FALSE;
+		priv->need_xform_update = FALSE;
+	}
+#else   /* ordinary update logic */
+        gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+        recompute_bounding_box (gcp, affine);
+        gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+        priv->need_pixbuf_update = FALSE;
+        priv->need_xform_update = FALSE;
+#endif
+}
+
+
+
+/* Rendering */
+
+/* This is private to libart, but we need it.  Sigh. */
+extern void art_rgb_affine_run (int *p_x0, int *p_x1, int y, int src_width, int src_height,
+				const double affine[6]);
+
+/* Fills the specified buffer with the transformed version of a pixbuf */
+static void
+transform_pixbuf (guchar *dest, int x, int y, int width, int height, int rowstride,
+		  GdkPixbuf *pixbuf, double *affine)
+{
+	int xx, yy;
+	double inv[6];
+	guchar *src, *d;
+	ArtPoint src_p, dest_p;
+	int run_x1, run_x2;
+	int src_x, src_y;
+	int i;
+
+	art_affine_invert (inv, affine);
+
+	for (yy = 0; yy < height; yy++) {
+		dest_p.y = y + yy + 0.5;
+
+		run_x1 = x;
+		run_x2 = x + width;
+		art_rgb_affine_run (&run_x1, &run_x2, yy + y,
+				    gdk_pixbuf_get_width (pixbuf),
+				    gdk_pixbuf_get_height (pixbuf),
+				    inv);
+
+		d = dest + yy * rowstride + (run_x1 - x) * 4;
+
+		for (xx = run_x1; xx < run_x2; xx++) {
+			dest_p.x = xx + 0.5;
+			art_affine_point (&src_p, &dest_p, inv);
+			src_x = floor (src_p.x);
+			src_y = floor (src_p.y);
+
+			src =
+			    gdk_pixbuf_get_pixels (pixbuf) + src_y *
+			    gdk_pixbuf_get_rowstride (pixbuf) + src_x *
+			    gdk_pixbuf_get_n_channels (pixbuf);
+
+			for (i = 0; i < gdk_pixbuf_get_n_channels (pixbuf); i++)
+				*d++ = *src++;
+
+			if (!gdk_pixbuf_get_has_alpha(pixbuf))
+				*d++ = 255; /* opaque */
+		}
+	}
+}
+
+/* Draw handler for the pixbuf canvas item */
+static void
+gnome_canvas_pixbuf_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
+			  int x, int y, int width, int height)
+{
+	GnomeCanvasPixbuf *gcp;
+	PixbufPrivate *priv;
+	double i2c[6], render_affine[6];
+	guchar *buf;
+	GdkPixbuf *pixbuf;
+	ArtIRect p_rect, a_rect, d_rect;
+	int w, h;
+
+	gcp = GNOME_CANVAS_PIXBUF (item);
+	priv = gcp->priv;
+
+	if (!priv->pixbuf)
+		return;
+
+	gnome_canvas_item_i2c_affine (item, i2c);
+	compute_render_affine (gcp, render_affine, i2c);
+
+	/* Compute the area we need to repaint */
+
+	p_rect.x0 = item->x1;
+	p_rect.y0 = item->y1;
+	p_rect.x1 = item->x2;
+	p_rect.y1 = item->y2;
+
+	a_rect.x0 = x;
+	a_rect.y0 = y;
+	a_rect.x1 = x + width;
+	a_rect.y1 = y + height;
+
+	art_irect_intersect (&d_rect, &p_rect, &a_rect);
+	if (art_irect_empty (&d_rect))
+		return;
+
+	/* Create a temporary buffer and transform the pixbuf there */
+
+	w = d_rect.x1 - d_rect.x0;
+	h = d_rect.y1 - d_rect.y0;
+
+	buf = g_new0 (guchar, w * h * 4);
+	transform_pixbuf (buf,
+			  d_rect.x0, d_rect.y0,
+			  w, h,
+			  w * 4,
+			  priv->pixbuf, render_affine);
+
+	pixbuf = gdk_pixbuf_new_from_data (buf, GDK_COLORSPACE_RGB,
+					   TRUE,
+					   8, w, h,
+					   w * 4,
+					   NULL, NULL);
+
+	gdk_pixbuf_render_to_drawable_alpha (pixbuf, drawable,
+					     0, 0,
+					     d_rect.x0 - x, d_rect.y0 - y,
+					     w, h,
+					     GDK_PIXBUF_ALPHA_FULL,
+					     0,
+					     GDK_RGB_DITHER_MAX,
+					     d_rect.x0, d_rect.y0);
+
+	gdk_pixbuf_unref (pixbuf);
+	g_free (buf);
+}
+
+/* Render handler for the pixbuf canvas item */
+static void
+gnome_canvas_pixbuf_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf)
+{
+	GnomeCanvasPixbuf *gcp;
+	PixbufPrivate *priv;
+	double i2c[6], render_affine[6];
+
+	gcp = GNOME_CANVAS_PIXBUF (item);
+	priv = gcp->priv;
+
+	if (!priv->pixbuf)
+		return;
+
+	gnome_canvas_item_i2c_affine (item, i2c);
+	compute_render_affine (gcp, render_affine, i2c);
+        gnome_canvas_buf_ensure_buf (buf);
+
+
+	if ((fabs (render_affine[1]) < GNOME_CANVAS_EPSILON) &&
+	    (fabs (render_affine[2]) < GNOME_CANVAS_EPSILON) &&
+	    render_affine[0] > 0.0 &&
+	    render_affine[3] > 0.0)
+	  {
+	    GdkPixbuf *dest_pixbuf;
+	    int x0, y0, x1, y1;
+
+	    dest_pixbuf = gdk_pixbuf_new_from_data (buf->buf,
+						    GDK_COLORSPACE_RGB,
+						    FALSE,
+						    8,
+						    buf->rect.x1 - buf->rect.x0,
+						    buf->rect.y1 - buf->rect.y0,
+						    buf->buf_rowstride,
+						    NULL, NULL);
+
+
+	    x0 = floor (render_affine[4] - buf->rect.x0 + 0.5);
+	    y0 = floor (render_affine[5] - buf->rect.y0 + 0.5);
+
+	    x1 = x0 + floor (gdk_pixbuf_get_width (priv->pixbuf) * render_affine[0] + 0.5);
+	    y1 = y0 + floor (gdk_pixbuf_get_height (priv->pixbuf) * render_affine[3] + 0.5);
+
+	    x0 = MAX (x0, 0);
+	    x0 = MIN (x0, buf->rect.x1 - buf->rect.x0);
+	    y0 = MAX (y0, 0);
+	    y0 = MIN (y0, buf->rect.y1 - buf->rect.y0);
+	    
+	    x1 = MAX (x1, 0);
+	    x1 = MIN (x1, buf->rect.x1 - buf->rect.x0);
+	    y1 = MAX (y1, 0);
+	    y1 = MIN (y1, buf->rect.y1 - buf->rect.y0);
+	    
+	    gdk_pixbuf_composite  (priv->pixbuf,
+				   dest_pixbuf,
+				   x0, y0,
+				   x1 - x0, y1 - y0,
+				   render_affine[4] - buf->rect.x0,
+				   render_affine[5] - buf->rect.y0,
+				   render_affine[0],
+				   render_affine[3],
+				   GDK_INTERP_BILINEAR,
+				   255);
+
+	    gdk_pixbuf_unref (dest_pixbuf);
+	  }
+	else if (gdk_pixbuf_get_has_alpha(priv->pixbuf))
+		art_rgb_rgba_affine (buf->buf,
+				     buf->rect.x0, buf->rect.y0, buf->rect.x1, buf->rect.y1,
+				     buf->buf_rowstride,
+				     gdk_pixbuf_get_pixels(priv->pixbuf),
+				     gdk_pixbuf_get_width(priv->pixbuf),
+				     gdk_pixbuf_get_height(priv->pixbuf),
+				     gdk_pixbuf_get_rowstride(priv->pixbuf),
+				     render_affine,
+				     ART_FILTER_NEAREST,
+				     NULL);
+	else
+		art_rgb_affine (buf->buf,
+				buf->rect.x0, buf->rect.y0, buf->rect.x1, buf->rect.y1,
+				buf->buf_rowstride,
+				gdk_pixbuf_get_pixels(priv->pixbuf),
+				gdk_pixbuf_get_width(priv->pixbuf),
+				gdk_pixbuf_get_height(priv->pixbuf),
+				gdk_pixbuf_get_rowstride(priv->pixbuf),
+				render_affine,
+				ART_FILTER_NEAREST,
+				NULL);
+
+	buf->is_bg = 0;
+}
+
+
+
+/* Point handler for the pixbuf canvas item */
+static double
+gnome_canvas_pixbuf_point (GnomeCanvasItem *item, double x, double y, int cx, int cy,
+			   GnomeCanvasItem **actual_item)
+{
+	GnomeCanvasPixbuf *gcp;
+	PixbufPrivate *priv;
+	double i2c[6], render_affine[6], inv[6];
+	ArtPoint c, p;
+	int px, py;
+	double no_hit;
+	guchar *src;
+	GdkPixbuf *pixbuf;
+
+	gcp = GNOME_CANVAS_PIXBUF (item);
+	priv = gcp->priv;
+	pixbuf = priv->pixbuf;
+
+	*actual_item = item;
+
+	no_hit = item->canvas->pixels_per_unit * 2 + 10;
+
+	if (!priv->pixbuf)
+		return no_hit;
+
+	gnome_canvas_item_i2c_affine (item, i2c);
+	compute_render_affine (gcp, render_affine, i2c);
+	art_affine_invert (inv, render_affine);
+
+	c.x = cx;
+	c.y = cy;
+	art_affine_point (&p, &c, inv);
+	px = p.x;
+	py = p.y;
+
+	if (px < 0 || px >= gdk_pixbuf_get_width (pixbuf) ||
+	    py < 0 || py >= gdk_pixbuf_get_height (pixbuf))
+		return no_hit;
+
+	if (!gdk_pixbuf_get_has_alpha (pixbuf))
+		return 0.0;
+
+	src = gdk_pixbuf_get_pixels (pixbuf) +
+	    py * gdk_pixbuf_get_rowstride (pixbuf) +
+	    px * gdk_pixbuf_get_n_channels (pixbuf);
+
+	if (src[3] < 128)
+		return no_hit;
+	else
+		return 0.0;
+}
+
+
+
+/* Bounds handler for the pixbuf canvas item */
+static void
+gnome_canvas_pixbuf_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2)
+{
+	GnomeCanvasPixbuf *gcp;
+	PixbufPrivate *priv;
+	double i2c[6], viewport_affine[6];
+	ArtDRect rect;
+
+	gcp = GNOME_CANVAS_PIXBUF (item);
+	priv = gcp->priv;
+
+	if (!priv->pixbuf) {
+		*x1 = *y1 = *x2 = *y2 = 0.0;
+		return;
+	}
+
+	rect.x0 = 0.0;
+	rect.x1 = gdk_pixbuf_get_width (priv->pixbuf);
+
+	rect.y0 = 0.0;
+	rect.y1 = gdk_pixbuf_get_height (priv->pixbuf);
+
+	gnome_canvas_item_i2c_affine (item, i2c);
+	compute_viewport_affine (gcp, viewport_affine, i2c);
+	art_drect_affine_transform (&rect, &rect, viewport_affine);
+
+	*x1 = rect.x0;
+	*y1 = rect.y0;
+	*x2 = rect.x1;
+	*y2 = rect.y1;
+}
diff --git a/src/libgnomecanvas/gnome-canvas-pixbuf.h b/src/libgnomecanvas/gnome-canvas-pixbuf.h
new file mode 100644
index 0000000..ee97ec9
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-pixbuf.h
@@ -0,0 +1,62 @@
+/* GNOME libraries - GdkPixbuf item for the GNOME canvas
+ *
+ * Copyright (C) 1999 The Free Software Foundation
+ *
+ * Author: Federico Mena-Quintero <federico@gimp.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef GNOME_CANVAS_PIXBUF_H
+#define GNOME_CANVAS_PIXBUF_H
+
+
+#include <libgnomecanvas/gnome-canvas.h>
+
+G_BEGIN_DECLS
+
+
+
+#define GNOME_TYPE_CANVAS_PIXBUF            (gnome_canvas_pixbuf_get_type ())
+#define GNOME_CANVAS_PIXBUF(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_PIXBUF, GnomeCanvasPixbuf))
+#define GNOME_CANVAS_PIXBUF_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_PIXBUF, GnomeCanvasPixbufClass))
+#define GNOME_IS_CANVAS_PIXBUF(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_PIXBUF))
+#define GNOME_IS_CANVAS_PIXBUF_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_PIXBUF))
+#define GNOME_CANVAS_PIXBUF_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_PIXBUF, GnomeCanvasPixbufClass))
+
+
+typedef struct _GnomeCanvasPixbuf GnomeCanvasPixbuf;
+typedef struct _GnomeCanvasPixbufClass GnomeCanvasPixbufClass;
+
+struct _GnomeCanvasPixbuf {
+	GnomeCanvasItem item;
+
+	/* Private data */
+	gpointer priv;
+};
+
+struct _GnomeCanvasPixbufClass {
+	GnomeCanvasItemClass parent_class;
+};
+
+
+GType gnome_canvas_pixbuf_get_type (void) G_GNUC_CONST;
+
+
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-polygon.c b/src/libgnomecanvas/gnome-canvas-polygon.c
new file mode 100644
index 0000000..20c6c0f
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-polygon.c
@@ -0,0 +1,249 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Polygon item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ *         Rusty Conover <rconover@bangtail.net>
+ */
+
+#include <config.h>
+#include <math.h>
+#include <string.h>
+#include "libart_lgpl/art_vpath.h"
+#include "libart_lgpl/art_svp.h"
+#include "libart_lgpl/art_svp_vpath.h"
+#include "libart_lgpl/art_svp_vpath_stroke.h"
+#include "libgnomecanvas.h"
+
+#include "gnome-canvas-shape.h"
+
+
+#define NUM_STATIC_POINTS 256	/* Number of static points to use to avoid allocating arrays */
+
+
+enum {
+	PROP_0,
+	PROP_POINTS
+};
+
+
+static void gnome_canvas_polygon_class_init (GnomeCanvasPolygonClass *class);
+static void gnome_canvas_polygon_init       (GnomeCanvasPolygon      *poly);
+static void gnome_canvas_polygon_destroy    (GtkObject               *object);
+static void gnome_canvas_polygon_set_property (GObject              *object,
+					       guint                 param_id,
+					       const GValue         *value,
+					       GParamSpec           *pspec);
+static void gnome_canvas_polygon_get_property (GObject              *object,
+					       guint                 param_id,
+					       GValue               *value,
+					       GParamSpec           *pspec);
+
+static void gnome_canvas_polygon_update      (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags);
+
+static GnomeCanvasItemClass *parent_class;
+
+GType
+gnome_canvas_polygon_get_type (void)
+{
+	static GType polygon_type;
+
+	if (!polygon_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasPolygonClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_polygon_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasPolygon),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_polygon_init,
+			NULL			/* value_table */
+		};
+
+		polygon_type = g_type_register_static (GNOME_TYPE_CANVAS_SHAPE, "GnomeCanvasPolygon",
+						       &object_info, 0);
+	}
+
+	return polygon_type;
+}
+
+static void
+gnome_canvas_polygon_class_init (GnomeCanvasPolygonClass *class)
+{
+	GObjectClass *gobject_class;
+	GtkObjectClass *object_class;
+	GnomeCanvasItemClass *item_class;
+
+	gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+	item_class = (GnomeCanvasItemClass *) class;
+
+	parent_class = g_type_class_peek_parent (class);
+
+	gobject_class->set_property = gnome_canvas_polygon_set_property;
+	gobject_class->get_property = gnome_canvas_polygon_get_property;
+
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_POINTS,
+                 g_param_spec_boxed ("points", NULL, NULL,
+				     GNOME_TYPE_CANVAS_POINTS,
+				     (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	object_class->destroy = gnome_canvas_polygon_destroy;
+
+	item_class->update = gnome_canvas_polygon_update;
+}
+
+static void
+gnome_canvas_polygon_init (GnomeCanvasPolygon *poly)
+{
+	poly->path_def = NULL;
+}
+
+static void
+gnome_canvas_polygon_destroy (GtkObject *object)
+{
+	GnomeCanvasPolygon *poly;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_POLYGON (object));
+
+	poly = GNOME_CANVAS_POLYGON (object);
+
+	/* remember, destroy can be run multiple times! */
+
+	if(poly->path_def)
+		gnome_canvas_path_def_unref(poly->path_def);
+
+	poly->path_def = NULL;
+
+
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+static void
+set_points (GnomeCanvasPolygon *poly, GnomeCanvasPoints *points)
+{
+	int i;
+
+
+	if (poly->path_def)
+		gnome_canvas_path_def_unref(poly->path_def);
+
+	if (!points) {
+		poly->path_def = gnome_canvas_path_def_new();
+		gnome_canvas_shape_set_path_def (GNOME_CANVAS_SHAPE (poly), poly->path_def);
+		return;
+	}
+
+
+	/* Optomize the path def to the number of points */
+	poly->path_def = gnome_canvas_path_def_new_sized(points->num_points+1);
+
+#if 0
+	/* No need for explicit duplicate, as closepaths does it for us (Lauris) */
+	/* See if we need to duplicate the first point */
+	duplicate = ((points->coords[0] != points->coords[2 * points->num_points - 2])
+		     || (points->coords[1] != points->coords[2 * points->num_points - 1]));
+#endif
+
+	
+	gnome_canvas_path_def_moveto (poly->path_def, points->coords[0], points->coords[1]);
+	
+	for (i = 1; i < points->num_points; i++) {
+		gnome_canvas_path_def_lineto(poly->path_def, points->coords[i * 2], points->coords[(i * 2) + 1]);
+	}
+
+	gnome_canvas_path_def_closepath (poly->path_def);
+
+	gnome_canvas_shape_set_path_def (GNOME_CANVAS_SHAPE (poly), poly->path_def);
+}
+
+
+static void
+gnome_canvas_polygon_set_property (GObject              *object,
+				   guint                 param_id,
+				   const GValue         *value,
+				   GParamSpec           *pspec)
+{
+	GnomeCanvasItem *item;
+	GnomeCanvasPolygon *poly;
+	GnomeCanvasPoints *points;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_POLYGON (object));
+
+	item = GNOME_CANVAS_ITEM (object);
+	poly = GNOME_CANVAS_POLYGON (object);
+
+	switch (param_id) {
+	case PROP_POINTS:
+		points = g_value_get_boxed (value);
+
+		set_points (poly, points);
+
+		gnome_canvas_item_request_update (item);
+		break;
+ 	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+
+static void
+gnome_canvas_polygon_get_property (GObject              *object,
+				   guint                 param_id,
+				   GValue               *value,
+				   GParamSpec           *pspec)
+{
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_POLYGON (object));
+
+	switch (param_id) {
+	case PROP_POINTS:
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+
+static void
+gnome_canvas_polygon_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	/* Since the path has already been defined just pass the update up. */
+
+	if (parent_class->update)
+		(* parent_class->update) (item, affine, clip_path, flags);
+}
diff --git a/src/libgnomecanvas/gnome-canvas-polygon.h b/src/libgnomecanvas/gnome-canvas-polygon.h
new file mode 100644
index 0000000..3fb8267
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-polygon.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Polygon item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ *         Rusty Conover <rconover@bangtail.net>
+ */
+
+#ifndef GNOME_CANVAS_POLYGON_H
+#define GNOME_CANVAS_POLYGON_H
+
+
+#include <libgnomecanvas/gnome-canvas.h>
+#include <libgnomecanvas/gnome-canvas-shape.h>
+#include <libgnomecanvas/gnome-canvas-path-def.h>
+
+G_BEGIN_DECLS
+
+
+/* Polygon item for the canvas.  A polygon is a bit different from rectangles and ellipses in that
+ * points inside it will always be considered "inside", even if the fill color is not set.  If you
+ * want to have a hollow polygon, use a line item instead.
+ *
+ * The following object arguments are available:
+ *
+ * name			type			read/write	description
+ * ------------------------------------------------------------------------------------------
+ * points		GnomeCanvasPoints*	RW		Pointer to a GnomeCanvasPoints structure.
+ *								This can be created by a call to
+ *								gnome_canvas_points_new() (in gnome-canvas-util.h).
+ *								X coordinates are in the even indices of the
+ *								points->coords array, Y coordinates are in
+ *								the odd indices.
+ */
+
+#define GNOME_TYPE_CANVAS_POLYGON            (gnome_canvas_polygon_get_type ())
+#define GNOME_CANVAS_POLYGON(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_POLYGON, GnomeCanvasPolygon))
+#define GNOME_CANVAS_POLYGON_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_POLYGON, GnomeCanvasPolygonClass))
+#define GNOME_IS_CANVAS_POLYGON(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_POLYGON))
+#define GNOME_IS_CANVAS_POLYGON_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_POLYGON))
+#define GNOME_CANVAS_POLYGON_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_POLYGON, GnomeCanvasPolygonClass))
+
+
+typedef struct _GnomeCanvasPolygon GnomeCanvasPolygon;
+typedef struct _GnomeCanvasPolygonClass GnomeCanvasPolygonClass;
+
+struct _GnomeCanvasPolygon {
+	GnomeCanvasShape item;
+
+	GnomeCanvasPathDef *path_def;
+};
+
+struct _GnomeCanvasPolygonClass {
+	GnomeCanvasShapeClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_polygon_get_type (void) G_GNUC_CONST;
+
+G_END_DECLS
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-rect-ellipse.c b/src/libgnomecanvas/gnome-canvas-rect-ellipse.c
new file mode 100644
index 0000000..0513e83
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-rect-ellipse.c
@@ -0,0 +1,431 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Rectangle and ellipse item types for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Authors: Federico Mena <federico@nuclecu.unam.mx>
+ *          Rusty Conover <rconover@bangtail.net>
+ */
+
+#include <config.h>
+#include <math.h>
+#include "gnome-canvas-rect-ellipse.h"
+#include "gnome-canvas-util.h"
+#include "gnome-canvas-shape.h"
+
+
+#include "libart_lgpl/art_vpath.h"
+#include "libart_lgpl/art_svp.h"
+#include "libart_lgpl/art_svp_vpath.h"
+#include "libart_lgpl/art_rgb_svp.h"
+
+/* Base class for rectangle and ellipse item types */
+
+#define noVERBOSE
+
+enum {
+	PROP_0,
+	PROP_X1,
+	PROP_Y1,
+	PROP_X2,
+	PROP_Y2
+};
+
+
+static void gnome_canvas_re_class_init (GnomeCanvasREClass *class);
+static void gnome_canvas_re_init       (GnomeCanvasRE      *re);
+static void gnome_canvas_re_destroy    (GtkObject          *object);
+static void gnome_canvas_re_set_property (GObject              *object,
+					  guint                 param_id,
+					  const GValue         *value,
+					  GParamSpec           *pspec);
+static void gnome_canvas_re_get_property (GObject              *object,
+					  guint                 param_id,
+					  GValue               *value,
+					  GParamSpec           *pspec);
+
+static void gnome_canvas_rect_update      (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags);
+static void gnome_canvas_ellipse_update      (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags);
+
+static GnomeCanvasItemClass *re_parent_class;
+
+
+GType
+gnome_canvas_re_get_type (void)
+{
+	static GType re_type;
+
+	if (!re_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasREClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_re_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasRE),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_re_init,
+			NULL			/* value_table */
+		};
+
+		re_type = g_type_register_static (GNOME_TYPE_CANVAS_SHAPE, "GnomeCanvasRE",
+						  &object_info, 0);
+	}
+
+	return re_type;
+}
+
+static void
+gnome_canvas_re_class_init (GnomeCanvasREClass *class)
+{
+	GObjectClass *gobject_class;
+	GtkObjectClass *object_class;
+
+	gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+
+	re_parent_class = g_type_class_peek_parent (class);
+
+	gobject_class->set_property = gnome_canvas_re_set_property;
+	gobject_class->get_property = gnome_canvas_re_get_property;
+
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_X1,
+                 g_param_spec_double ("x1", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_Y1,
+                 g_param_spec_double ("y1", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_X2,
+                 g_param_spec_double ("x2", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_Y2,
+                 g_param_spec_double ("y2", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	object_class->destroy = gnome_canvas_re_destroy;
+}
+
+static void
+gnome_canvas_re_init (GnomeCanvasRE *re)
+{
+	re->x1 = 0.0;
+	re->y1 = 0.0;
+	re->x2 = 0.0;
+	re->y2 = 0.0;
+	re->path_dirty = 0;
+}
+
+static void
+gnome_canvas_re_destroy (GtkObject *object)
+{
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_RE (object));
+
+	if (GTK_OBJECT_CLASS (re_parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (re_parent_class)->destroy) (object);
+}
+
+static void
+gnome_canvas_re_set_property (GObject              *object,
+			      guint                 param_id,
+			      const GValue         *value,
+			      GParamSpec           *pspec)
+{
+	GnomeCanvasItem *item;
+	GnomeCanvasRE *re;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_RE (object));
+
+	item = GNOME_CANVAS_ITEM (object);
+	re = GNOME_CANVAS_RE (object);
+
+	switch (param_id) {
+	case PROP_X1:
+		re->x1 = g_value_get_double (value);
+		re->path_dirty = 1;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_Y1:
+		re->y1 = g_value_get_double (value);
+		re->path_dirty = 1;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_X2:
+		re->x2 = g_value_get_double (value);
+		re->path_dirty = 1;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_Y2:
+		re->y2 = g_value_get_double (value);
+		re->path_dirty = 1;
+		gnome_canvas_item_request_update (item);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+static void
+gnome_canvas_re_get_property (GObject              *object,
+			      guint                 param_id,
+			      GValue               *value,
+			      GParamSpec           *pspec)
+{
+	GnomeCanvasRE *re;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_RE (object));
+
+	re = GNOME_CANVAS_RE (object);
+
+	switch (param_id) {
+	case PROP_X1:
+		g_value_set_double (value,  re->x1);
+		break;
+
+	case PROP_Y1:
+		g_value_set_double (value,  re->y1);
+		break;
+
+	case PROP_X2:
+		g_value_set_double (value,  re->x2);
+		break;
+
+	case PROP_Y2:
+		g_value_set_double (value,  re->y2);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+/* Rectangle item */
+static void gnome_canvas_rect_class_init (GnomeCanvasRectClass *class);
+
+
+
+GType
+gnome_canvas_rect_get_type (void)
+{
+	static GType rect_type;
+
+	if (!rect_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasRectClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_rect_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasRect),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) NULL,
+			NULL			/* value_table */
+		};
+
+		rect_type = g_type_register_static (GNOME_TYPE_CANVAS_RE, "GnomeCanvasRect",
+						    &object_info, 0);
+	}
+
+	return rect_type;
+}
+
+static void
+gnome_canvas_rect_class_init (GnomeCanvasRectClass *class)
+{
+	GnomeCanvasItemClass *item_class;
+
+	item_class = (GnomeCanvasItemClass *) class;
+
+	item_class->update = gnome_canvas_rect_update;
+}
+
+static void
+gnome_canvas_rect_update (GnomeCanvasItem *item, double affine[6], ArtSVP *clip_path, gint flags)
+{	GnomeCanvasRE *re;	
+
+	GnomeCanvasPathDef *path_def;
+
+	re = GNOME_CANVAS_RE(item);
+
+	if (re->path_dirty) {		
+		path_def = gnome_canvas_path_def_new ();
+		
+		gnome_canvas_path_def_moveto(path_def, re->x1, re->y1);
+		gnome_canvas_path_def_lineto(path_def, re->x2, re->y1);
+		gnome_canvas_path_def_lineto(path_def, re->x2, re->y2);
+		gnome_canvas_path_def_lineto(path_def, re->x1, re->y2);
+		gnome_canvas_path_def_lineto(path_def, re->x1, re->y1);		
+		gnome_canvas_path_def_closepath_current(path_def);		
+		gnome_canvas_shape_set_path_def (GNOME_CANVAS_SHAPE (item), path_def);
+		gnome_canvas_path_def_unref(path_def);
+		re->path_dirty = 0;
+	}
+
+	if (re_parent_class->update)
+		(* re_parent_class->update) (item, affine, clip_path, flags);
+}
+
+/* Ellipse item */
+
+
+static void gnome_canvas_ellipse_class_init (GnomeCanvasEllipseClass *class);
+
+
+GType
+gnome_canvas_ellipse_get_type (void)
+{
+	static GType ellipse_type;
+
+	if (!ellipse_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasEllipseClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_ellipse_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasEllipse),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) NULL,
+			NULL			/* value_table */
+		};
+
+		ellipse_type = g_type_register_static (GNOME_TYPE_CANVAS_RE, "GnomeCanvasEllipse",
+						       &object_info, 0);
+	}
+
+	return ellipse_type;
+}
+
+static void
+gnome_canvas_ellipse_class_init (GnomeCanvasEllipseClass *class)
+{
+	GnomeCanvasItemClass *item_class;
+
+	item_class = (GnomeCanvasItemClass *) class;
+
+	item_class->update = gnome_canvas_ellipse_update;
+}
+
+#define N_PTS 90
+
+static void
+gnome_canvas_ellipse_update (GnomeCanvasItem *item, double affine[6], ArtSVP *clip_path, gint flags) {
+	GnomeCanvasPathDef *path_def;
+	GnomeCanvasRE *re;
+
+	re = GNOME_CANVAS_RE(item);
+
+	if (re->path_dirty) {
+		gdouble cx, cy, rx, ry;
+		gdouble beta = 0.26521648983954400922; /* 4*(1-cos(pi/8))/(3*sin(pi/8)) */
+		gdouble sincosA = 0.70710678118654752440; /* sin (pi/4), cos (pi/4) */
+		gdouble dx1, dy1, dx2, dy2;
+		gdouble mx, my;
+
+		path_def = gnome_canvas_path_def_new();
+
+		cx = (re->x2 + re->x1) * 0.5;
+		cy = (re->y2 + re->y1) * 0.5;
+		rx = re->x2 - cx;
+		ry = re->y2 - cy;
+
+		dx1 = beta * rx;
+		dy1 = beta * ry;
+		dx2 = beta * rx * sincosA;
+		dy2 = beta * ry * sincosA;
+		mx = rx * sincosA;
+		my = ry * sincosA;
+
+		gnome_canvas_path_def_moveto (path_def, cx + rx, cy);
+		gnome_canvas_path_def_curveto (path_def,
+					       cx + rx, cy - dy1,
+					       cx + mx + dx2, cy - my + dy2,
+					       cx + mx, cy - my);
+		gnome_canvas_path_def_curveto (path_def,
+					       cx + mx - dx2, cy - my - dy2,
+					       cx + dx1, cy - ry,
+					       cx, cy - ry);
+		gnome_canvas_path_def_curveto (path_def,
+					       cx - dx1, cy - ry,
+					       cx - mx + dx2, cy - my - dy2,
+					       cx - mx, cy - my);
+		gnome_canvas_path_def_curveto (path_def,
+					       cx - mx - dx2, cy - my + dy2,
+					       cx - rx, cy - dy1,
+					       cx - rx, cy);
+		
+		gnome_canvas_path_def_curveto (path_def,
+					       cx - rx, cy + dy1,
+					       cx - mx - dx2, cy + my - dy2,
+					       cx - mx, cy + my);
+		gnome_canvas_path_def_curveto (path_def,
+					       cx - mx + dx2, cy + my + dy2,
+					       cx - dx1, cy + ry,
+					       cx, cy + ry);
+		gnome_canvas_path_def_curveto (path_def,
+					       cx + dx1, cy + ry,
+					       cx + mx - dx2, cy + my + dy2,
+					       cx + mx, cy + my);
+		gnome_canvas_path_def_curveto (path_def,
+					       cx + mx + dx2, cy + my - dy2,
+					       cx + rx, cy + dy1,
+					       cx + rx, cy);
+		
+		gnome_canvas_path_def_closepath_current(path_def);
+		
+		gnome_canvas_shape_set_path_def (GNOME_CANVAS_SHAPE (item), path_def);
+		gnome_canvas_path_def_unref(path_def);
+		re->path_dirty = 0;
+	}
+
+	if (re_parent_class->update)
+		(* re_parent_class->update) (item, affine, clip_path, flags);
+}
diff --git a/src/libgnomecanvas/gnome-canvas-rect-ellipse.h b/src/libgnomecanvas/gnome-canvas-rect-ellipse.h
new file mode 100644
index 0000000..a3a98dd
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-rect-ellipse.h
@@ -0,0 +1,159 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Rectangle and ellipse item types for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ */
+
+#ifndef GNOME_CANVAS_RECT_ELLIPSE_H
+#define GNOME_CANVAS_RECT_ELLIPSE_H
+
+
+#include <libgnomecanvas/gnome-canvas.h>
+
+#include <libgnomecanvas/gnome-canvas-shape.h>
+
+#include <libart_lgpl/art_svp.h>
+
+G_BEGIN_DECLS
+
+
+/* Base class for rectangle and ellipse item types.  These are defined by their top-left and
+ * bottom-right corners.  Rectangles and ellipses share the following arguments:
+ *
+ * name			type		read/write	description
+ * ------------------------------------------------------------------------------------------
+ * x1			double		RW		Leftmost coordinate of rectangle or ellipse
+ * y1			double		RW		Topmost coordinate of rectangle or ellipse
+ * x2			double		RW		Rightmost coordinate of rectangle or ellipse
+ * y2			double		RW		Bottommost coordinate of rectangle or ellipse
+ * fill_color		string		W		X color specification for fill color,
+ *							or NULL pointer for no color (transparent)
+ * fill_color_gdk	GdkColor*	RW		Allocated GdkColor for fill
+ * outline_color	string		W		X color specification for outline color,
+ *							or NULL pointer for no color (transparent)
+ * outline_color_gdk	GdkColor*	RW		Allocated GdkColor for outline
+ * fill_stipple		GdkBitmap*	RW		Stipple pattern for fill
+ * outline_stipple	GdkBitmap*	RW		Stipple pattern for outline
+ * width_pixels		uint		RW		Width of the outline in pixels.  The outline will
+ *							not be scaled when the canvas zoom factor is changed.
+ * width_units		double		RW		Width of the outline in canvas units.  The outline
+ *							will be scaled when the canvas zoom factor is changed.
+ */
+
+
+#define GNOME_TYPE_CANVAS_RE            (gnome_canvas_re_get_type ())
+#define GNOME_CANVAS_RE(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_RE, GnomeCanvasRE))
+#define GNOME_CANVAS_RE_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_RE, GnomeCanvasREClass))
+#define GNOME_IS_CANVAS_RE(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_RE))
+#define GNOME_IS_CANVAS_RE_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_RE))
+#define GNOME_CANVAS_RE_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_RE, GnomeCanvasREClass))
+
+
+typedef struct _GnomeCanvasRE      GnomeCanvasRE;
+typedef struct _GnomeCanvasREClass GnomeCanvasREClass;
+
+struct _GnomeCanvasRE {
+	GnomeCanvasShape item;
+
+	double x1, y1, x2, y2;		/* Corners of item */
+
+	unsigned int path_dirty : 1;
+};
+
+struct _GnomeCanvasREClass {
+	GnomeCanvasShapeClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_re_get_type (void) G_GNUC_CONST;
+
+
+/* Rectangle item.  No configurable or queryable arguments are available (use those in
+ * GnomeCanvasRE).
+ */
+
+
+#define GNOME_TYPE_CANVAS_RECT            (gnome_canvas_rect_get_type ())
+#define GNOME_CANVAS_RECT(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_RECT, GnomeCanvasRect))
+#define GNOME_CANVAS_RECT_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_RECT, GnomeCanvasRectClass))
+#define GNOME_IS_CANVAS_RECT(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_RECT))
+#define GNOME_IS_CANVAS_RECT_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_RECT))
+#define GNOME_CANVAS_RECT_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_RECT, GnomeCanvasRectClass))
+
+
+typedef struct _GnomeCanvasRect GnomeCanvasRect;
+typedef struct _GnomeCanvasRectClass GnomeCanvasRectClass;
+
+struct _GnomeCanvasRect {
+	GnomeCanvasRE re;
+};
+
+struct _GnomeCanvasRectClass {
+	GnomeCanvasREClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_rect_get_type (void) G_GNUC_CONST;
+
+
+/* Ellipse item.  No configurable or queryable arguments are available (use those in
+ * GnomeCanvasRE).
+ */
+
+
+#define GNOME_TYPE_CANVAS_ELLIPSE            (gnome_canvas_ellipse_get_type ())
+#define GNOME_CANVAS_ELLIPSE(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_ELLIPSE, GnomeCanvasEllipse))
+#define GNOME_CANVAS_ELLIPSE_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_ELLIPSE, GnomeCanvasEllipseClass))
+#define GNOME_IS_CANVAS_ELLIPSE(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_ELLIPSE))
+#define GNOME_IS_CANVAS_ELLIPSE_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_ELLIPSE))
+#define GNOME_CANVAS_ELLIPSE_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_ELLIPSE, GnomeCanvasEllipseClass))
+
+
+typedef struct _GnomeCanvasEllipse GnomeCanvasEllipse;
+typedef struct _GnomeCanvasEllipseClass GnomeCanvasEllipseClass;
+
+struct _GnomeCanvasEllipse {
+	GnomeCanvasRE re;
+};
+
+struct _GnomeCanvasEllipseClass {
+	GnomeCanvasREClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_ellipse_get_type (void) G_GNUC_CONST;
+
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-rich-text.c b/src/libgnomecanvas/gnome-canvas-rich-text.c
new file mode 100644
index 0000000..043b54f
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-rich-text.c
@@ -0,0 +1,2203 @@
+/* Editable GnomeCanvas text item based on GtkTextLayout, borrowed heavily
+ * from GtkTextView.
+ *
+ * Copyright (c) 2000 Red Hat, Inc.
+ * Copyright (c) 2001 Joe Shaw
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <math.h>
+#include <stdio.h>
+#include <string.h>
+
+#define GTK_TEXT_USE_INTERNAL_UNSUPPORTED_API
+#include <gdk/gdkkeysyms.h>
+#include <gtk/gtksignal.h>
+#include <gtk/gtktextdisplay.h>
+#include <gtk/gtkmain.h>
+
+#include "gnome-canvas.h"
+#include "gnome-canvas-util.h"
+#include "gnome-canvas-rich-text.h"
+#include "gnome-canvas-i18n.h"
+
+struct _GnomeCanvasRichTextPrivate {
+	GtkTextLayout *layout;
+	GtkTextBuffer *buffer;
+
+	char *text;
+
+	/* Position at anchor */
+	double x, y;
+	/* Dimensions */
+	double width, height;
+	/* Top-left canvas coordinates for text */
+	int cx, cy;
+
+	gboolean cursor_visible;
+	gboolean cursor_blink;
+	gboolean editable;
+	gboolean visible;
+	gboolean grow_height;
+	GtkWrapMode wrap_mode;
+	GtkJustification justification;
+	GtkTextDirection direction;
+	GtkAnchorType anchor;
+	int pixels_above_lines;
+	int pixels_below_lines;
+	int pixels_inside_wrap;
+	int left_margin;
+	int right_margin;
+	int indent;
+
+	guint preblink_timeout;
+	guint blink_timeout;
+
+	guint selection_drag_handler;
+
+	gint drag_start_x;
+	gint drag_start_y;
+
+	gboolean just_selected_element;
+
+	int clicks;
+	guint click_timeout;
+};
+
+enum {
+	PROP_0,
+	PROP_TEXT,
+	PROP_X,
+	PROP_Y,
+	PROP_WIDTH,
+	PROP_HEIGHT,
+	PROP_EDITABLE,
+	PROP_VISIBLE,
+	PROP_CURSOR_VISIBLE,
+	PROP_CURSOR_BLINK,
+	PROP_GROW_HEIGHT,
+	PROP_WRAP_MODE,
+	PROP_JUSTIFICATION,
+	PROP_DIRECTION,
+	PROP_ANCHOR,
+	PROP_PIXELS_ABOVE_LINES,
+	PROP_PIXELS_BELOW_LINES,
+	PROP_PIXELS_INSIDE_WRAP,
+	PROP_LEFT_MARGIN,
+	PROP_RIGHT_MARGIN,
+	PROP_INDENT
+};
+
+enum {
+	TAG_CHANGED,
+	LAST_SIGNAL
+};
+
+static GnomeCanvasItemClass *parent_class;
+static guint signals[LAST_SIGNAL] = { 0 };
+
+static void gnome_canvas_rich_text_class_init(GnomeCanvasRichTextClass *klass);
+static void gnome_canvas_rich_text_init(GnomeCanvasRichText *text);
+static void gnome_canvas_rich_text_set_property(GObject *object, guint property_id,
+						const GValue *value, GParamSpec *pspec);
+static void gnome_canvas_rich_text_get_property(GObject *object, guint property_id,
+						GValue *value, GParamSpec *pspec);
+static void gnome_canvas_rich_text_update(GnomeCanvasItem *item, double *affine,
+					  ArtSVP *clip_path, int flags);
+static void gnome_canvas_rich_text_realize(GnomeCanvasItem *item);
+static void gnome_canvas_rich_text_unrealize(GnomeCanvasItem *item);
+static double gnome_canvas_rich_text_point(GnomeCanvasItem *item, 
+					   double x, double y,
+					   int cx, int cy, 
+					   GnomeCanvasItem **actual_item);
+static void gnome_canvas_rich_text_draw(GnomeCanvasItem *item, 
+					GdkDrawable *drawable,
+					int x, int y, int width, int height);
+static void gnome_canvas_rich_text_render(GnomeCanvasItem *item,
+					  GnomeCanvasBuf *buf);
+static gint gnome_canvas_rich_text_event(GnomeCanvasItem *item, 
+					 GdkEvent *event);
+static void gnome_canvas_rich_text_get_bounds(GnomeCanvasItem *text, double *px1, double *py1,
+	   double *px2, double *py2);
+
+static void gnome_canvas_rich_text_ensure_layout(GnomeCanvasRichText *text);
+static void gnome_canvas_rich_text_destroy_layout(GnomeCanvasRichText *text);
+static void gnome_canvas_rich_text_start_cursor_blink(GnomeCanvasRichText *text, gboolean delay);
+static void gnome_canvas_rich_text_stop_cursor_blink(GnomeCanvasRichText *text);
+static void gnome_canvas_rich_text_move_cursor(GnomeCanvasRichText *text,
+					       GtkMovementStep step,
+					       gint count,
+					       gboolean extend_selection);
+
+
+
+static GtkTextBuffer *get_buffer(GnomeCanvasRichText *text);
+static gint blink_cb(gpointer data);
+
+#define PREBLINK_TIME 300
+#define CURSOR_ON_TIME 800
+#define CURSOR_OFF_TIME 400
+
+GType
+gnome_canvas_rich_text_get_type(void)
+{
+	static GType rich_text_type;
+
+	if (!rich_text_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasRichTextClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_rich_text_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasRichText),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_rich_text_init,
+			NULL			/* value_table */
+		};
+
+		rich_text_type = g_type_register_static (GNOME_TYPE_CANVAS_ITEM, "GnomeCanvasRichText",
+							 &object_info, 0);
+	}
+
+	return rich_text_type;
+}
+
+static void
+gnome_canvas_rich_text_finalize(GObject *object)
+{
+	GnomeCanvasRichText *text;
+
+	text = GNOME_CANVAS_RICH_TEXT(object);
+
+	g_free (text->_priv);
+	text->_priv = NULL;
+
+	if (G_OBJECT_CLASS (parent_class)->finalize)
+		G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gnome_canvas_rich_text_class_init(GnomeCanvasRichTextClass *klass)
+{
+	GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+	GtkObjectClass *object_class = GTK_OBJECT_CLASS(klass);
+	GnomeCanvasItemClass *item_class = GNOME_CANVAS_ITEM_CLASS(klass);
+	
+	parent_class = g_type_class_peek_parent (klass);
+
+	gobject_class->set_property = gnome_canvas_rich_text_set_property;
+	gobject_class->get_property = gnome_canvas_rich_text_get_property;
+
+	g_object_class_install_property (
+		gobject_class,
+		PROP_TEXT,
+		g_param_spec_string ("text",
+				     _("Text"),
+				     _("Text to display"),
+				     NULL,
+				     G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_X,
+		g_param_spec_double ("x",
+				     _("X"),
+				     _("X position"),
+				     -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				     G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_Y,
+		g_param_spec_double ("y",
+				     _("Y"),
+				     _("Y position"),
+				     -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				     G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_WIDTH,
+		g_param_spec_double ("width",
+				     _("Width"),
+				     _("Width for text box"),
+				     -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				     G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_HEIGHT,
+		g_param_spec_double ("height",
+				     _("Height"),
+				     _("Height for text box"),
+				     -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				     G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_EDITABLE,
+		g_param_spec_boolean ("editable",
+				      _("Editable"),
+				      _("Is this rich text item editable?"),
+				      TRUE,
+				      G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_VISIBLE,
+		g_param_spec_boolean ("visible",
+				      _("Visible"),
+				      _("Is this rich text item visible?"),
+				      TRUE,
+				      G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_CURSOR_VISIBLE,
+		g_param_spec_boolean ("cursor_visible",
+				      _("Cursor Visible"),
+				      _("Is the cursor visible in this rich text item?"),
+				      TRUE,
+				      G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_CURSOR_BLINK,
+		g_param_spec_boolean ("cursor_blink",
+				      _("Cursor Blink"),
+				      _("Does the cursor blink in this rich text item?"),
+				      TRUE,
+				      G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_GROW_HEIGHT,
+		g_param_spec_boolean ("grow_height",
+				      _("Grow Height"),
+				      _("Should the text box height grow if the text does not fit?"),
+				      FALSE,
+				      G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_WRAP_MODE,
+		g_param_spec_enum ("wrap_mode",
+				   _("Wrap Mode"),
+				   _("Wrap mode for multiline text"),
+				   GTK_TYPE_WRAP_MODE,
+				   GTK_WRAP_WORD,
+				   G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_JUSTIFICATION,
+		g_param_spec_enum ("justification",
+				   _("Justification"),
+				   _("Justification mode"),
+				   GTK_TYPE_JUSTIFICATION,
+				   GTK_JUSTIFY_LEFT,
+				   G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_DIRECTION,
+		g_param_spec_enum ("direction",
+				   _("Direction"),
+				   _("Text direction"),
+				   GTK_TYPE_DIRECTION_TYPE,
+				   gtk_widget_get_default_direction (),
+				   G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_ANCHOR,
+		g_param_spec_enum ("anchor",
+				   _("Anchor"),
+				   _("Anchor point for text"),
+				   GTK_TYPE_ANCHOR_TYPE,
+				   GTK_ANCHOR_NW,
+				   G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_PIXELS_ABOVE_LINES,
+		g_param_spec_int ("pixels_above_lines",
+				  _("Pixels Above Lines"),
+				  _("Number of pixels to put above lines"),
+				  G_MININT, G_MAXINT,
+				  0,
+				  G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_PIXELS_BELOW_LINES,
+		g_param_spec_int ("pixels_below_lines",
+				  _("Pixels Below Lines"),
+				  _("Number of pixels to put below lines"),
+				  G_MININT, G_MAXINT,
+				  0,
+				  G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_PIXELS_INSIDE_WRAP,
+		g_param_spec_int ("pixels_inside_wrap",
+				  _("Pixels Inside Wrap"),
+				  _("Number of pixels to put inside the wrap"),
+				  G_MININT, G_MAXINT,
+				  0,
+				  G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_LEFT_MARGIN,
+		g_param_spec_int ("left_margin",
+				  _("Left Margin"),
+				  _("Number of pixels in the left margin"),
+				  G_MININT, G_MAXINT,
+				  0,
+				  G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_RIGHT_MARGIN,
+		g_param_spec_int ("right_margin",
+				  _("Right Margin"),
+				  _("Number of pixels in the right margin"),
+				  G_MININT, G_MAXINT,
+				  0,
+				  G_PARAM_READWRITE));
+	g_object_class_install_property (
+		gobject_class,
+		PROP_INDENT,
+		g_param_spec_int ("indent",
+				  _("Indentation"),
+				  _("Number of pixels for indentation"),
+				  G_MININT, G_MAXINT,
+				  0,
+				  G_PARAM_READWRITE));
+
+	/* Signals */
+	signals[TAG_CHANGED] = g_signal_new(
+		"tag_changed",
+		G_TYPE_FROM_CLASS(object_class),
+		G_SIGNAL_RUN_LAST,
+		G_STRUCT_OFFSET(GnomeCanvasRichTextClass, tag_changed),
+		NULL, NULL,
+		g_cclosure_marshal_VOID__OBJECT,
+		G_TYPE_NONE, 1,
+		G_TYPE_OBJECT);
+
+	gobject_class->finalize = gnome_canvas_rich_text_finalize;
+
+	item_class->update = gnome_canvas_rich_text_update;
+	item_class->realize = gnome_canvas_rich_text_realize;
+	item_class->unrealize = gnome_canvas_rich_text_unrealize;
+	item_class->draw = gnome_canvas_rich_text_draw;
+	item_class->point = gnome_canvas_rich_text_point;
+	item_class->render = gnome_canvas_rich_text_render;
+	item_class->event = gnome_canvas_rich_text_event;
+	item_class->bounds = gnome_canvas_rich_text_get_bounds;
+} /* gnome_canvas_rich_text_class_init */
+
+static void
+gnome_canvas_rich_text_init(GnomeCanvasRichText *text)
+{
+#if 0
+	GtkObject *object = GTK_OBJECT(text);
+
+	object->flags |= GNOME_CANVAS_ITEM_ALWAYS_REDRAW;
+#endif
+	text->_priv = g_new0(GnomeCanvasRichTextPrivate, 1);
+
+	/* Try to set some sane defaults */
+	text->_priv->cursor_visible = TRUE;
+	text->_priv->cursor_blink = TRUE;
+	text->_priv->editable = TRUE;
+	text->_priv->visible = TRUE;
+	text->_priv->grow_height = FALSE;
+	text->_priv->wrap_mode = GTK_WRAP_WORD;
+	text->_priv->justification = GTK_JUSTIFY_LEFT;
+	text->_priv->direction = gtk_widget_get_default_direction();
+	text->_priv->anchor = GTK_ANCHOR_NW;
+	
+	text->_priv->blink_timeout = 0;
+	text->_priv->preblink_timeout = 0;
+
+	text->_priv->clicks = 0;
+	text->_priv->click_timeout = 0;
+} /* gnome_canvas_rich_text_init */
+
+static void
+gnome_canvas_rich_text_set_property (GObject *object, guint property_id,
+				     const GValue *value, GParamSpec *pspec)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(object);
+
+	switch (property_id) {
+	case PROP_TEXT:
+		if (text->_priv->text)
+			g_free(text->_priv->text);
+
+		text->_priv->text = g_value_dup_string (value);
+
+		gtk_text_buffer_set_text(
+			get_buffer(text), text->_priv->text, strlen(text->_priv->text));
+
+		break;
+	case PROP_X:
+		text->_priv->x = g_value_get_double (value);
+		break;
+	case PROP_Y:
+		text->_priv->y = g_value_get_double (value);
+		break;
+	case PROP_WIDTH:
+		text->_priv->width = g_value_get_double (value);
+		break;
+	case PROP_HEIGHT:
+		text->_priv->height = g_value_get_double (value);
+		break;
+	case PROP_EDITABLE:
+		text->_priv->editable = g_value_get_boolean (value);
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->editable =
+				text->_priv->editable;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_VISIBLE:
+		text->_priv->visible = g_value_get_boolean (value);
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->invisible =
+				!text->_priv->visible;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_CURSOR_VISIBLE:
+		text->_priv->cursor_visible = g_value_get_boolean (value);
+		if (text->_priv->layout) {
+			gtk_text_layout_set_cursor_visible(
+				text->_priv->layout, text->_priv->cursor_visible);
+
+			if (text->_priv->cursor_visible && text->_priv->cursor_blink) {
+				gnome_canvas_rich_text_start_cursor_blink(
+					text, FALSE);
+			}
+			else
+				gnome_canvas_rich_text_stop_cursor_blink(text);
+		}
+		break;
+	case PROP_CURSOR_BLINK:
+		text->_priv->cursor_blink = g_value_get_boolean (value);
+		if (text->_priv->layout && text->_priv->cursor_visible) {
+			if (text->_priv->cursor_blink && !text->_priv->blink_timeout) {
+				gnome_canvas_rich_text_start_cursor_blink(
+					text, FALSE);
+			}
+			else if (!text->_priv->cursor_blink && text->_priv->blink_timeout) {
+				gnome_canvas_rich_text_stop_cursor_blink(text);
+				gtk_text_layout_set_cursor_visible(
+					text->_priv->layout, TRUE);
+			}
+		}
+		break;
+	case PROP_GROW_HEIGHT:
+		text->_priv->grow_height = g_value_get_boolean (value);
+		/* FIXME: Recalc here */
+		break;
+	case PROP_WRAP_MODE:
+		text->_priv->wrap_mode = g_value_get_enum (value);
+
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->wrap_mode = 
+				text->_priv->wrap_mode;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_JUSTIFICATION:
+		text->_priv->justification = g_value_get_enum (value);
+
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->justification =
+				text->_priv->justification;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_DIRECTION:
+		text->_priv->direction = g_value_get_enum (value);
+
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->direction =
+				text->_priv->direction;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_ANCHOR:
+		text->_priv->anchor = g_value_get_enum (value);
+		break;
+	case PROP_PIXELS_ABOVE_LINES:
+		text->_priv->pixels_above_lines = g_value_get_int (value);
+		
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->pixels_above_lines =
+				text->_priv->pixels_above_lines;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_PIXELS_BELOW_LINES:
+		text->_priv->pixels_below_lines = g_value_get_int (value);
+		
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->pixels_below_lines =
+				text->_priv->pixels_below_lines;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_PIXELS_INSIDE_WRAP:
+		text->_priv->pixels_inside_wrap = g_value_get_int (value);
+		
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->pixels_inside_wrap =
+				text->_priv->pixels_inside_wrap;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_LEFT_MARGIN:
+		text->_priv->left_margin = g_value_get_int (value);
+		
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->left_margin =
+				text->_priv->left_margin;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_RIGHT_MARGIN:
+		text->_priv->right_margin = g_value_get_int (value);
+		
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->right_margin =
+				text->_priv->right_margin;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+	case PROP_INDENT:
+		text->_priv->pixels_above_lines = g_value_get_int (value);
+		
+		if (text->_priv->layout) {
+			text->_priv->layout->default_style->indent = text->_priv->indent;
+			gtk_text_layout_default_style_changed(text->_priv->layout);
+		}
+		break;
+		       
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+		break;
+	}
+
+	gnome_canvas_item_request_update(GNOME_CANVAS_ITEM(text));
+}
+
+static void
+gnome_canvas_rich_text_get_property (GObject *object, guint property_id,
+				     GValue *value, GParamSpec *pspec)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(object);
+
+	switch (property_id) {
+	case PROP_TEXT:
+		g_value_set_string (value, text->_priv->text);
+		break;
+	case PROP_X:
+		g_value_set_double (value, text->_priv->x);
+		break;
+	case PROP_Y:
+		g_value_set_double (value, text->_priv->y);
+		break;
+	case PROP_HEIGHT:
+		g_value_set_double (value, text->_priv->height);
+		break;
+	case PROP_WIDTH:
+		g_value_set_double (value, text->_priv->width);
+		break;
+	case PROP_EDITABLE:
+		g_value_set_boolean (value, text->_priv->editable);
+		break;
+	case PROP_CURSOR_VISIBLE:
+		g_value_set_boolean (value, text->_priv->cursor_visible);
+		break;
+	case PROP_CURSOR_BLINK:
+		g_value_set_boolean (value, text->_priv->cursor_blink);
+		break;
+	case PROP_GROW_HEIGHT:
+		g_value_set_boolean (value, text->_priv->grow_height);
+		break;
+	case PROP_WRAP_MODE:
+		g_value_set_enum (value, text->_priv->wrap_mode);
+		break;
+	case PROP_JUSTIFICATION:
+		g_value_set_enum (value, text->_priv->justification);
+		break;
+	case PROP_DIRECTION:
+		g_value_set_enum (value, text->_priv->direction);
+		break;
+	case PROP_ANCHOR:
+		g_value_set_enum (value, text->_priv->anchor);
+		break;
+	case PROP_PIXELS_ABOVE_LINES:
+		g_value_set_enum (value, text->_priv->pixels_above_lines);
+		break;
+	case PROP_PIXELS_BELOW_LINES:
+		g_value_set_int (value, text->_priv->pixels_below_lines);
+		break;
+	case PROP_PIXELS_INSIDE_WRAP:
+		g_value_set_int (value, text->_priv->pixels_inside_wrap);
+		break;
+	case PROP_LEFT_MARGIN:
+		g_value_set_int (value, text->_priv->left_margin);
+		break;
+	case PROP_RIGHT_MARGIN:
+		g_value_set_int (value, text->_priv->right_margin);
+		break;
+	case PROP_INDENT:
+		g_value_set_int (value, text->_priv->indent);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+		break;
+	}
+}
+
+static void
+gnome_canvas_rich_text_realize(GnomeCanvasItem *item)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+
+	(* GNOME_CANVAS_ITEM_CLASS(parent_class)->realize)(item);
+
+	gnome_canvas_rich_text_ensure_layout(text);
+} /* gnome_canvas_rich_text_realize */
+
+static void
+gnome_canvas_rich_text_unrealize(GnomeCanvasItem *item)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+
+	gnome_canvas_rich_text_destroy_layout(text);
+
+	(* GNOME_CANVAS_ITEM_CLASS(parent_class)->unrealize)(item);
+} /* gnome_canvas_rich_text_unrealize */
+
+static void
+gnome_canvas_rich_text_move_iter_by_lines(GnomeCanvasRichText *text,
+					  GtkTextIter *newplace, gint count)
+{
+	while (count < 0) {
+		gtk_text_layout_move_iter_to_previous_line(
+			text->_priv->layout, newplace);
+		count++;
+	}
+
+	while (count > 0) {
+		gtk_text_layout_move_iter_to_next_line(
+			text->_priv->layout, newplace);
+		count--;
+	}
+} /* gnome_canvas_rich_text_move_iter_by_lines */
+
+static gint
+gnome_canvas_rich_text_get_cursor_x_position(GnomeCanvasRichText *text)
+{
+	GtkTextIter insert;
+	GdkRectangle rect;
+
+	gtk_text_buffer_get_iter_at_mark(
+		get_buffer(text), &insert,
+		gtk_text_buffer_get_mark(get_buffer(text), "insert"));
+	gtk_text_layout_get_cursor_locations(
+		text->_priv->layout, &insert, &rect, NULL);
+
+	return rect.x;
+} /* gnome_canvas_rich_text_get_cursor_x_position */
+
+static void
+gnome_canvas_rich_text_move_cursor(GnomeCanvasRichText *text,
+				   GtkMovementStep step,
+				   gint count, gboolean extend_selection)
+{
+	GtkTextIter insert, newplace;
+
+	gtk_text_buffer_get_iter_at_mark(
+		get_buffer(text), &insert, 
+		gtk_text_buffer_get_mark(get_buffer(text), "insert"));
+
+	newplace = insert;
+
+	switch (step) {
+	case GTK_MOVEMENT_LOGICAL_POSITIONS:
+		gtk_text_iter_forward_cursor_positions(&newplace, count);
+		break;
+	case GTK_MOVEMENT_VISUAL_POSITIONS:
+		gtk_text_layout_move_iter_visually(
+			text->_priv->layout, &newplace, count);
+		break;
+	case GTK_MOVEMENT_WORDS:
+		if (count < 0)
+			gtk_text_iter_backward_word_starts(&newplace, -count);
+		else if (count > 0)
+			gtk_text_iter_forward_word_ends(&newplace, count);
+		break;
+	case GTK_MOVEMENT_DISPLAY_LINES:
+		gnome_canvas_rich_text_move_iter_by_lines(
+			text, &newplace, count);
+		gtk_text_layout_move_iter_to_x(
+			text->_priv->layout, &newplace, 
+			gnome_canvas_rich_text_get_cursor_x_position(text));
+		break;
+	case GTK_MOVEMENT_DISPLAY_LINE_ENDS:
+		if (count > 1) {
+			gnome_canvas_rich_text_move_iter_by_lines(
+				text, &newplace, --count);
+		}
+		else if (count < -1) {
+			gnome_canvas_rich_text_move_iter_by_lines(
+				text, &newplace, ++count);
+		}
+	       
+		if (count != 0) {
+			gtk_text_layout_move_iter_to_line_end(
+				text->_priv->layout, &newplace, count);
+		}
+		break;
+	case GTK_MOVEMENT_PARAGRAPHS:
+		/* FIXME: Busted in gtktextview.c too */
+		break;
+	case GTK_MOVEMENT_PARAGRAPH_ENDS:
+		if (count > 0)
+			gtk_text_iter_forward_to_line_end(&newplace);
+		else if (count < 0)
+			gtk_text_iter_set_line_offset(&newplace, 0);
+		break;
+	case GTK_MOVEMENT_BUFFER_ENDS:
+		if (count > 0) {
+			gtk_text_buffer_get_end_iter(
+				get_buffer(text), &newplace);
+		}
+		else if (count < 0) {
+			gtk_text_buffer_get_iter_at_offset(
+				get_buffer(text), &newplace, 0);
+		}
+		break;
+	default:
+		break;
+	}
+
+	if (!gtk_text_iter_equal(&insert, &newplace)) {
+		if (extend_selection) {
+			gtk_text_buffer_move_mark(
+				get_buffer(text),
+				gtk_text_buffer_get_mark(
+					get_buffer(text), "insert"),
+				&newplace);
+		}
+		else {
+			gtk_text_buffer_place_cursor(
+				get_buffer(text), &newplace);
+		}
+	}
+
+	gnome_canvas_rich_text_start_cursor_blink(text, TRUE);
+} /* gnome_canvas_rich_text_move_cursor */
+
+static gboolean
+whitespace(gunichar ch, gpointer user_data)
+{
+	return (ch == ' ' || ch == '\t');
+} /* whitespace */
+
+static gboolean
+not_whitespace(gunichar ch, gpointer user_data)
+{
+	return !whitespace(ch, user_data);
+} /* not_whitespace */
+
+static gboolean
+find_whitespace_region(const GtkTextIter *center,
+		       GtkTextIter *start, GtkTextIter *end)
+{
+	*start = *center;
+	*end = *center;
+
+	if (gtk_text_iter_backward_find_char(start, not_whitespace, NULL, NULL))
+		gtk_text_iter_forward_char(start);
+	if (whitespace(gtk_text_iter_get_char(end), NULL))
+		gtk_text_iter_forward_find_char(end, not_whitespace, NULL, NULL);
+
+	return !gtk_text_iter_equal(start, end);
+} /* find_whitespace_region */
+
+static void
+gnome_canvas_rich_text_delete_from_cursor(GnomeCanvasRichText *text,
+					  GtkDeleteType type,
+					  gint count)
+{
+	GtkTextIter insert, start, end;
+
+	/* Special case: If the user wants to delete a character and there is
+	   a selection, then delete the selection and return */
+	if (type == GTK_DELETE_CHARS) {
+		if (gtk_text_buffer_delete_selection(get_buffer(text), TRUE, 
+						     text->_priv->editable))
+			return;
+	}
+
+	gtk_text_buffer_get_iter_at_mark(
+		get_buffer(text), &insert,
+		gtk_text_buffer_get_mark(get_buffer(text), "insert"));
+
+	start = insert;
+	end = insert;
+
+	switch (type) {
+	case GTK_DELETE_CHARS:
+		gtk_text_iter_forward_cursor_positions(&end, count);
+		break;
+	case GTK_DELETE_WORD_ENDS:
+		if (count > 0)
+			gtk_text_iter_forward_word_ends(&end, count);
+		else if (count < 0)
+			gtk_text_iter_backward_word_starts(&start, -count);
+		break;
+	case GTK_DELETE_WORDS:
+		break;
+	case GTK_DELETE_DISPLAY_LINE_ENDS:
+		break;
+	case GTK_DELETE_PARAGRAPH_ENDS:
+		if (gtk_text_iter_ends_line(&end)) {
+			gtk_text_iter_forward_line(&end);
+			--count;
+		}
+
+		while (count > 0) {
+			if (!gtk_text_iter_forward_to_line_end(&end))
+				break;
+
+			--count;
+		}
+		break;
+	case GTK_DELETE_PARAGRAPHS:
+		if (count > 0) {
+			gtk_text_iter_set_line_offset(&start, 0);
+			gtk_text_iter_forward_to_line_end(&end);
+
+			/* Do the lines beyond the first. */
+			while (count > 1) {
+				gtk_text_iter_forward_to_line_end(&end);
+				--count;
+			}
+		}
+		break;
+	case GTK_DELETE_WHITESPACE:
+		find_whitespace_region(&insert, &start, &end);
+		break;
+
+	default:
+		break;
+	}
+
+	if (!gtk_text_iter_equal(&start, &end)) {
+		gtk_text_buffer_begin_user_action(get_buffer(text));
+		gtk_text_buffer_delete_interactive(
+			get_buffer(text), &start, &end, text->_priv->editable);
+		gtk_text_buffer_end_user_action(get_buffer(text));
+	}
+} /* gnome_canvas_rich_text_delete_from_cursor */
+
+static gint
+selection_motion_event_handler(GnomeCanvasRichText *text, GdkEvent *event,
+			       gpointer data)
+{
+	GtkTextIter newplace;
+	GtkTextMark *mark;
+	double newx, newy;
+
+	/* We only want to handle motion events... */
+	if (event->type != GDK_MOTION_NOTIFY)
+		return FALSE;
+
+	newx = (event->motion.x - text->_priv->x) * 
+		GNOME_CANVAS_ITEM(text)->canvas->pixels_per_unit;
+	newy = (event->motion.y - text->_priv->y) * 
+		GNOME_CANVAS_ITEM(text)->canvas->pixels_per_unit;
+
+	gtk_text_layout_get_iter_at_pixel(text->_priv->layout, &newplace, newx, newy);
+	mark = gtk_text_buffer_get_mark(get_buffer(text), "insert");
+	gtk_text_buffer_move_mark(get_buffer(text), mark, &newplace);
+
+	return TRUE;
+} /* selection_motion_event_handler */
+
+static void
+gnome_canvas_rich_text_start_selection_drag(GnomeCanvasRichText *text,
+					    const GtkTextIter *iter,
+					    GdkEventButton *button)
+{
+	GtkTextIter newplace;
+
+	g_return_if_fail(text->_priv->selection_drag_handler == 0);
+
+#if 0
+	gnome_canvas_item_grab_focus(GNOME_CANVAS_ITEM(text));
+#endif
+
+	newplace = *iter;
+
+	gtk_text_buffer_place_cursor(get_buffer(text), &newplace);
+
+	text->_priv->selection_drag_handler = g_signal_connect(
+		text, "event",
+		G_CALLBACK (selection_motion_event_handler),
+		NULL);
+} /* gnome_canvas_rich_text_start_selection_drag */
+
+static gboolean
+gnome_canvas_rich_text_end_selection_drag(GnomeCanvasRichText *text,
+					  GdkEventButton *event)
+{
+	if (text->_priv->selection_drag_handler == 0)
+		return FALSE;
+
+	g_signal_handler_disconnect (text, text->_priv->selection_drag_handler);
+	text->_priv->selection_drag_handler = 0;
+
+#if 0
+	gnome_canvas_item_grab(NULL);
+#endif
+
+	return TRUE;
+} /* gnome_canvas_rich_text_end_selection_drag */
+
+static void
+gnome_canvas_rich_text_emit_tag_changed(GnomeCanvasRichText *text,
+					GtkTextTag *tag)
+{
+	g_signal_emit(G_OBJECT(text), signals[TAG_CHANGED], 0, tag);
+} /* gnome_canvas_rich_text_emit_tag_changed */
+						
+static gint
+gnome_canvas_rich_text_key_press_event(GnomeCanvasItem *item, 
+				       GdkEventKey *event)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+	gboolean extend_selection = FALSE;
+	gboolean handled = FALSE;
+
+#if 0
+	printf("Key press event\n");
+#endif
+
+	if (!text->_priv->layout || !text->_priv->buffer)
+		return FALSE;
+
+	if (event->state & GDK_SHIFT_MASK)
+		extend_selection = TRUE;
+
+	switch (event->keyval) {
+	case GDK_Return:
+	case GDK_KP_Enter:
+		gtk_text_buffer_delete_selection(
+			get_buffer(text), TRUE, text->_priv->editable);
+		gtk_text_buffer_insert_interactive_at_cursor(
+			get_buffer(text), "\n", 1, text->_priv->editable);
+		handled = TRUE;
+		break;
+
+	case GDK_Tab:
+		gtk_text_buffer_insert_interactive_at_cursor(
+			get_buffer(text), "\t", 1, text->_priv->editable);
+		handled = TRUE;
+		break;
+
+	/* MOVEMENT */
+	case GDK_Right:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_WORDS, 1, 
+				extend_selection);
+			handled = TRUE;
+		}
+		else {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_VISUAL_POSITIONS, 1,
+				extend_selection);
+			handled = TRUE;
+		}
+		break;
+	case GDK_Left:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_WORDS, -1,
+				extend_selection);
+			handled = TRUE;
+		}
+		else {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_VISUAL_POSITIONS, -1,
+				extend_selection);
+			handled = TRUE;
+		}
+		break;
+	case GDK_f:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_LOGICAL_POSITIONS, 1,
+				extend_selection);
+			handled = TRUE;
+		}
+		else if (event->state & GDK_MOD1_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_WORDS, 1,
+				extend_selection);
+			handled = TRUE;
+		}
+		break;
+	case GDK_b:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_LOGICAL_POSITIONS, -1,
+				extend_selection);
+			handled = TRUE;
+		}
+		else if (event->state & GDK_MOD1_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_WORDS, -1,
+				extend_selection);
+			handled = TRUE;
+		}
+		break;
+	case GDK_Up:
+		gnome_canvas_rich_text_move_cursor(
+			text, GTK_MOVEMENT_DISPLAY_LINES, -1,
+			extend_selection);
+		handled = TRUE;
+		break;
+	case GDK_Down:
+		gnome_canvas_rich_text_move_cursor(
+			text, GTK_MOVEMENT_DISPLAY_LINES, 1,
+			extend_selection);
+		handled = TRUE;
+		break;
+	case GDK_p:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_DISPLAY_LINES, -1,
+				extend_selection);
+			handled = TRUE;
+		}
+		break;
+	case GDK_n:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_DISPLAY_LINES, 1,
+				extend_selection);
+			handled = TRUE;
+		}
+		break;
+	case GDK_Home:
+		gnome_canvas_rich_text_move_cursor(
+			text, GTK_MOVEMENT_PARAGRAPH_ENDS, -1,
+			extend_selection);
+		handled = TRUE;
+		break;
+	case GDK_End:
+		gnome_canvas_rich_text_move_cursor(
+			text, GTK_MOVEMENT_PARAGRAPH_ENDS, 1,
+			extend_selection);
+		handled = TRUE;
+		break;
+	case GDK_a:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_PARAGRAPH_ENDS, -1,
+				extend_selection);
+			handled = TRUE;
+		}
+		break;
+	case GDK_e:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_move_cursor(
+				text, GTK_MOVEMENT_PARAGRAPH_ENDS, 1,
+				extend_selection);
+			handled = TRUE;
+		}
+		break;
+
+	/* DELETING TEXT */
+	case GDK_Delete:
+	case GDK_KP_Delete:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_WORD_ENDS, 1);
+			handled = TRUE;
+		}
+		else {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_CHARS, 1);
+			handled = TRUE;
+		}
+		break;
+	case GDK_d:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_CHARS, 1);
+			handled = TRUE;
+		}
+		else if (event->state & GDK_MOD1_MASK) {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_WORD_ENDS, 1);
+			handled = TRUE;
+		}
+		break;
+	case GDK_BackSpace:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_WORD_ENDS, -1);
+			handled = TRUE;
+		}
+		else {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_CHARS, -1);
+		}
+		handled = TRUE;
+		break;
+	case GDK_k:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_PARAGRAPH_ENDS, 1);
+			handled = TRUE;
+		}
+		break;
+	case GDK_u:
+		if (event->state & GDK_CONTROL_MASK) {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_PARAGRAPHS, 1);
+			handled = TRUE;
+		}
+		break;
+	case GDK_space:
+		if (event->state & GDK_MOD1_MASK) {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_WHITESPACE, 1);
+			handled = TRUE;
+		}
+		break;
+	case GDK_backslash:
+		if (event->state & GDK_MOD1_MASK) {
+			gnome_canvas_rich_text_delete_from_cursor(
+				text, GTK_DELETE_WHITESPACE, 1);
+			handled = TRUE;
+		}
+		break;
+	default:
+		break;
+	}
+
+	/* An empty string, click just pressing "Alt" by itself or whatever. */
+	if (!event->length)
+		return FALSE;
+
+	if (!handled) {
+		gtk_text_buffer_delete_selection(
+			get_buffer(text), TRUE, text->_priv->editable);
+		gtk_text_buffer_insert_interactive_at_cursor(
+			get_buffer(text), event->string, event->length,
+			text->_priv->editable);
+	}
+
+	gnome_canvas_rich_text_start_cursor_blink(text, TRUE);
+	
+	return TRUE;
+} /* gnome_canvas_rich_text_key_press_event */
+
+static gint
+gnome_canvas_rich_text_key_release_event(GnomeCanvasItem *item, 
+					 GdkEventKey *event)
+{
+	return FALSE;
+} /* gnome_canvas_rich_text_key_release_event */
+
+static gboolean
+_click(gpointer data)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(data);
+
+	text->_priv->clicks = 0;
+	text->_priv->click_timeout = 0;
+
+	return FALSE;
+} /* _click */
+
+static gint
+gnome_canvas_rich_text_button_press_event(GnomeCanvasItem *item,
+					  GdkEventButton *event)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+	GtkTextIter iter;
+	GdkEventType event_type;
+	double newx, newy;
+
+	newx = (event->x - text->_priv->x) * item->canvas->pixels_per_unit;
+	newy = (event->y - text->_priv->y) * item->canvas->pixels_per_unit;
+	
+	gtk_text_layout_get_iter_at_pixel(text->_priv->layout, &iter, newx, newy);
+
+	/* The canvas doesn't give us double- or triple-click events, so
+	   we have to synthesize them ourselves. Yay. */
+	event_type = event->type;
+	if (event_type == GDK_BUTTON_PRESS) {
+		text->_priv->clicks++;
+		text->_priv->click_timeout = gtk_timeout_add(400, _click, text);
+
+		if (text->_priv->clicks > 3)
+			text->_priv->clicks = text->_priv->clicks % 3;
+
+		if (text->_priv->clicks == 1)
+			event_type = GDK_BUTTON_PRESS;
+		else if (text->_priv->clicks == 2)
+			event_type = GDK_2BUTTON_PRESS;
+		else if (text->_priv->clicks == 3)
+			event_type = GDK_3BUTTON_PRESS;
+		else
+			printf("ZERO CLICKS!\n");
+	}
+
+	if (event->button == 1 && event_type == GDK_BUTTON_PRESS) {
+		GtkTextIter start, end;
+
+		if (gtk_text_buffer_get_selection_bounds(
+			    get_buffer(text), &start, &end) &&
+		    gtk_text_iter_in_range(&iter, &start, &end)) {
+			text->_priv->drag_start_x = event->x;
+			text->_priv->drag_start_y = event->y;
+		}
+		else {
+			gnome_canvas_rich_text_start_selection_drag(
+				text, &iter, event);
+		}
+
+		return TRUE;
+	}
+	else if (event->button == 1 && event_type == GDK_2BUTTON_PRESS) {
+		GtkTextIter start, end;
+
+#if 0
+		printf("double-click\n");
+#endif
+		
+		gnome_canvas_rich_text_end_selection_drag(text, event);
+
+		start = iter;
+		end = start;
+
+		if (gtk_text_iter_inside_word(&start)) {
+			if (!gtk_text_iter_starts_word(&start))
+				gtk_text_iter_backward_word_start(&start);
+			
+			if (!gtk_text_iter_ends_word(&end))
+				gtk_text_iter_forward_word_end(&end);
+		}
+
+		gtk_text_buffer_move_mark(
+			get_buffer(text),
+			gtk_text_buffer_get_selection_bound(get_buffer(text)),
+			&start);
+		gtk_text_buffer_move_mark(
+			get_buffer(text),
+			gtk_text_buffer_get_insert(get_buffer(text)), &end);
+
+		text->_priv->just_selected_element = TRUE;
+
+		return TRUE;
+	}
+	else if (event->button == 1 && event_type == GDK_3BUTTON_PRESS) {
+		GtkTextIter start, end;
+
+#if 0
+		printf("triple-click\n");
+#endif
+
+		gnome_canvas_rich_text_end_selection_drag(text, event);
+
+		start = iter;
+		end = start;
+
+		if (gtk_text_layout_iter_starts_line(text->_priv->layout, &start)) {
+			gtk_text_layout_move_iter_to_line_end(
+				text->_priv->layout, &start, -1);
+		}
+		else {
+			gtk_text_layout_move_iter_to_line_end(
+				text->_priv->layout, &start, -1);
+
+			if (!gtk_text_layout_iter_starts_line(
+				    text->_priv->layout, &end)) {
+				gtk_text_layout_move_iter_to_line_end(
+					text->_priv->layout, &end, 1);
+			}
+		}
+
+		gtk_text_buffer_move_mark(
+			get_buffer(text),
+			gtk_text_buffer_get_selection_bound(get_buffer(text)),
+			&start);
+		gtk_text_buffer_move_mark(
+			get_buffer(text),
+			gtk_text_buffer_get_insert(get_buffer(text)), &end);
+
+		text->_priv->just_selected_element = TRUE;
+
+		return TRUE;
+	}
+	else if (event->button == 2 && event_type == GDK_BUTTON_PRESS) {
+		gtk_text_buffer_paste_clipboard(
+			get_buffer(text),
+			gtk_clipboard_get (GDK_SELECTION_PRIMARY),
+			&iter, text->_priv->editable);
+	}
+		
+	return FALSE;
+} /* gnome_canvas_rich_text_button_press_event */
+
+static gint
+gnome_canvas_rich_text_button_release_event(GnomeCanvasItem *item,
+					    GdkEventButton *event)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+	double newx, newy;
+
+	newx = (event->x - text->_priv->x) * item->canvas->pixels_per_unit;
+	newy = (event->y - text->_priv->y) * item->canvas->pixels_per_unit;
+	
+	if (event->button == 1) {
+		if (text->_priv->drag_start_x >= 0) {
+			text->_priv->drag_start_x = -1;
+			text->_priv->drag_start_y = -1;
+		}
+
+		if (gnome_canvas_rich_text_end_selection_drag(text, event))
+			return TRUE;
+		else if (text->_priv->just_selected_element) {
+			text->_priv->just_selected_element = FALSE;
+			return FALSE;
+		}
+		else {
+			GtkTextIter iter;
+
+			gtk_text_layout_get_iter_at_pixel(
+				text->_priv->layout, &iter, newx, newy);
+
+			gtk_text_buffer_place_cursor(get_buffer(text), &iter);
+
+			return FALSE;
+		}
+	}
+
+	return FALSE;
+} /* gnome_canvas_rich_text_button_release_event */
+
+static gint
+gnome_canvas_rich_text_focus_in_event(GnomeCanvasItem *item,
+				      GdkEventFocus *event)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+
+	if (text->_priv->cursor_visible && text->_priv->layout) {
+		gtk_text_layout_set_cursor_visible(text->_priv->layout, TRUE);
+		gnome_canvas_rich_text_start_cursor_blink(text, FALSE);
+	}
+
+	return FALSE;
+} /* gnome_canvas_rich_text_focus_in_event */
+
+static gint
+gnome_canvas_rich_text_focus_out_event(GnomeCanvasItem *item,
+				       GdkEventFocus *event)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+
+	if (text->_priv->cursor_visible && text->_priv->layout) {
+		gtk_text_layout_set_cursor_visible(text->_priv->layout, FALSE);
+		gnome_canvas_rich_text_stop_cursor_blink(text);
+	}
+
+	return FALSE;
+} /* gnome_canvas_rich_text_focus_out_event */
+
+static gboolean
+get_event_coordinates(GdkEvent *event, gint *x, gint *y)
+{
+	g_return_val_if_fail(event, FALSE);
+	
+	switch (event->type) {
+	case GDK_MOTION_NOTIFY:
+		*x = event->motion.x;
+		*y = event->motion.y;
+		return TRUE;
+	case GDK_BUTTON_PRESS:
+	case GDK_2BUTTON_PRESS:
+	case GDK_3BUTTON_PRESS:
+	case GDK_BUTTON_RELEASE:
+		*x = event->button.x;
+		*y = event->button.y;
+		return TRUE;
+
+	default:
+		return FALSE;
+	}
+} /* get_event_coordinates */
+
+static void
+emit_event_on_tags(GnomeCanvasRichText *text, GdkEvent *event, 
+		   GtkTextIter *iter)
+{
+	GSList *tags;
+	GSList *i;
+	
+	tags = gtk_text_iter_get_tags(iter);
+
+	i = tags;
+	while (i) {
+		GtkTextTag *tag = i->data;
+
+		gtk_text_tag_event(tag, G_OBJECT(text), event, iter);
+
+		/* The cursor has been moved to within this tag. Emit the
+		   tag_changed signal */
+		if (event->type == GDK_BUTTON_RELEASE || 
+		    event->type == GDK_KEY_PRESS ||
+		    event->type == GDK_KEY_RELEASE) {
+			gnome_canvas_rich_text_emit_tag_changed(
+				text, tag);
+		}
+
+		i = g_slist_next(i);
+	}
+
+	g_slist_free(tags);
+} /* emit_event_on_tags */
+
+static gint
+gnome_canvas_rich_text_event(GnomeCanvasItem *item, GdkEvent *event)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+	int x, y;
+
+	if (get_event_coordinates(event, &x, &y)) {
+		GtkTextIter iter;
+
+		x -= text->_priv->x;
+		y -= text->_priv->y;
+
+		gtk_text_layout_get_iter_at_pixel(text->_priv->layout, &iter, x, y);
+		emit_event_on_tags(text, event, &iter);
+	}
+	else if (event->type == GDK_KEY_PRESS ||
+		 event->type == GDK_KEY_RELEASE) {
+		GtkTextMark *insert;
+		GtkTextIter iter;
+
+		insert = gtk_text_buffer_get_mark(get_buffer(text), "insert");
+		gtk_text_buffer_get_iter_at_mark(
+			get_buffer(text), &iter, insert);
+		emit_event_on_tags(text, event, &iter);
+	}
+
+	switch (event->type) {
+	case GDK_KEY_PRESS:
+		return gnome_canvas_rich_text_key_press_event(
+			item, (GdkEventKey *) event);
+	case GDK_KEY_RELEASE:
+		return gnome_canvas_rich_text_key_release_event(
+			item, (GdkEventKey *) event);
+	case GDK_BUTTON_PRESS:
+		return gnome_canvas_rich_text_button_press_event(
+			item, (GdkEventButton *) event);
+	case GDK_BUTTON_RELEASE:
+		return gnome_canvas_rich_text_button_release_event(
+			item, (GdkEventButton *) event);
+	case GDK_FOCUS_CHANGE:
+		if (((GdkEventFocus *) event)->window !=
+		    item->canvas->layout.bin_window)
+			return FALSE;
+
+		if (((GdkEventFocus *) event)->in)
+			return gnome_canvas_rich_text_focus_in_event(
+				item, (GdkEventFocus *) event);
+		else
+			return gnome_canvas_rich_text_focus_out_event(
+				item, (GdkEventFocus *) event);
+	default:
+		return FALSE;
+	}
+} /* gnome_canvas_rich_text_event */
+
+/* Cut/Copy/Paste */
+
+/**
+ * gnome_canvas_rich_text_cut_clipboard:
+ * @text: a #GnomeCanvasRichText.
+ * 
+ * Copies the currently selected @text to clipboard, then deletes said text
+ * if it's editable.
+ **/
+void
+gnome_canvas_rich_text_cut_clipboard(GnomeCanvasRichText *text)
+{
+	g_return_if_fail(text);
+	g_return_if_fail(get_buffer(text));
+
+	gtk_text_buffer_cut_clipboard(get_buffer(text),
+				      gtk_clipboard_get (GDK_SELECTION_PRIMARY),
+				      text->_priv->editable);
+} /* gnome_canvas_rich_text_cut_clipboard */
+
+
+/**
+ * gnome_canvas_rich_text_copy_clipboard:
+ * @text: a #GnomeCanvasRichText.
+ *
+ * Copies the currently selected @text to clipboard.
+ **/
+void
+gnome_canvas_rich_text_copy_clipboard(GnomeCanvasRichText *text)
+{
+	g_return_if_fail(text);
+	g_return_if_fail(get_buffer(text));
+
+	gtk_text_buffer_copy_clipboard(get_buffer(text),
+				       gtk_clipboard_get (GDK_SELECTION_PRIMARY));
+} /* gnome_canvas_rich_text_cut_clipboard */
+
+
+/**
+ * gnome_canvas_rich_text_paste_clipboard:
+ * @text: a #GnomeCanvasRichText.
+ *
+ * Pastes the contents of the clipboard at the insertion point.
+ **/
+void
+gnome_canvas_rich_text_paste_clipboard(GnomeCanvasRichText *text)
+{
+	g_return_if_fail(text);
+	g_return_if_fail(get_buffer(text));
+
+	gtk_text_buffer_paste_clipboard(get_buffer(text),
+					gtk_clipboard_get (GDK_SELECTION_PRIMARY),
+					NULL,
+					text->_priv->editable);
+} /* gnome_canvas_rich_text_cut_clipboard */
+
+static gint
+preblink_cb(gpointer data)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(data);
+
+	text->_priv->preblink_timeout = 0;
+	gnome_canvas_rich_text_start_cursor_blink(text, FALSE);
+
+	/* Remove ourselves */
+	return FALSE;
+} /* preblink_cb */
+
+static gint
+blink_cb(gpointer data)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(data);
+	gboolean visible;
+
+	g_assert(text->_priv->layout);
+	g_assert(text->_priv->cursor_visible);
+
+	visible = gtk_text_layout_get_cursor_visible(text->_priv->layout);
+	if (visible)
+		text->_priv->blink_timeout = gtk_timeout_add(
+			CURSOR_OFF_TIME, blink_cb, text);
+	else
+		text->_priv->blink_timeout = gtk_timeout_add(
+			CURSOR_ON_TIME, blink_cb, text);
+
+	gtk_text_layout_set_cursor_visible(text->_priv->layout, !visible);
+
+	/* Remove ourself */
+	return FALSE;
+} /* blink_cb */
+
+static void
+gnome_canvas_rich_text_start_cursor_blink(GnomeCanvasRichText *text,
+					  gboolean with_delay)
+{
+	if (!text->_priv->layout)
+		return;
+
+	if (!text->_priv->cursor_visible || !text->_priv->cursor_blink)
+		return;
+
+	if (text->_priv->preblink_timeout != 0) {
+		gtk_timeout_remove(text->_priv->preblink_timeout);
+		text->_priv->preblink_timeout = 0;
+	}
+
+	if (with_delay) {
+		if (text->_priv->blink_timeout != 0) {
+			gtk_timeout_remove(text->_priv->blink_timeout);
+			text->_priv->blink_timeout = 0;
+		}
+
+		gtk_text_layout_set_cursor_visible(text->_priv->layout, TRUE);
+
+		text->_priv->preblink_timeout = gtk_timeout_add(
+			PREBLINK_TIME, preblink_cb, text);
+	}
+	else {
+		if (text->_priv->blink_timeout == 0) {
+			gtk_text_layout_set_cursor_visible(text->_priv->layout, TRUE);
+			text->_priv->blink_timeout = gtk_timeout_add(
+				CURSOR_ON_TIME, blink_cb, text);
+		}
+	}
+} /* gnome_canvas_rich_text_start_cursor_blink */
+
+static void
+gnome_canvas_rich_text_stop_cursor_blink(GnomeCanvasRichText *text)
+{
+	if (text->_priv->blink_timeout) {
+		gtk_timeout_remove(text->_priv->blink_timeout);
+		text->_priv->blink_timeout = 0;
+	}
+} /* gnome_canvas_rich_text_stop_cursor_blink */
+
+/* We have to request updates this way because the update cycle is not
+   re-entrant. This will fire off a request in an idle loop. */
+static gboolean
+request_update(gpointer data)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(data);
+
+	gnome_canvas_item_request_update(GNOME_CANVAS_ITEM(text));
+
+	return FALSE;
+} /* request_update */
+
+static void
+invalidated_handler(GtkTextLayout *layout, gpointer data)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(data);
+
+#if 0
+	printf("Text is being invalidated.\n");
+#endif
+
+	gtk_text_layout_validate(text->_priv->layout, 2000);
+
+	/* We are called from the update cycle; gotta put this in an idle
+	   loop. */
+	gtk_idle_add(request_update, text);
+} /* invalidated_handler */
+
+static void
+scale_fonts(GtkTextTag *tag, gpointer data)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(data);
+
+	if (!tag->values)
+		return;
+
+	g_object_set(
+		G_OBJECT(tag), "scale", 
+		text->_priv->layout->default_style->font_scale, NULL);
+} /* scale_fonts */
+
+static void
+changed_handler(GtkTextLayout *layout, gint start_y, 
+		gint old_height, gint new_height, gpointer data)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(data);
+
+#if 0
+	printf("Layout %p is being changed.\n", text->_priv->layout);
+#endif
+
+	if (text->_priv->layout->default_style->font_scale != 
+	    GNOME_CANVAS_ITEM(text)->canvas->pixels_per_unit) {
+		GtkTextTagTable *tag_table;
+
+		text->_priv->layout->default_style->font_scale = 
+			GNOME_CANVAS_ITEM(text)->canvas->pixels_per_unit;
+
+		tag_table = gtk_text_buffer_get_tag_table(get_buffer(text));
+		gtk_text_tag_table_foreach(tag_table, scale_fonts, text);
+
+		gtk_text_layout_default_style_changed(text->_priv->layout);
+	}
+
+	if (text->_priv->grow_height) {
+		int width, height;
+
+		gtk_text_layout_get_size(text->_priv->layout, &width, &height);
+
+		if (height > text->_priv->height)
+			text->_priv->height = height;
+	}
+
+	/* We are called from the update cycle; gotta put this in an idle
+	   loop. */
+	gtk_idle_add(request_update, text);
+} /* changed_handler */
+
+
+/**
+ * gnome_canvas_rich_text_set_buffer:
+ * @text: a #GnomeCanvasRichText.
+ * @buffer: a #GtkTextBuffer.
+ *
+ * Sets the buffer field of the @text to @buffer. 
+ **/ 
+void
+gnome_canvas_rich_text_set_buffer(GnomeCanvasRichText *text, 
+				  GtkTextBuffer *buffer)
+{
+	g_return_if_fail(GNOME_IS_CANVAS_RICH_TEXT(text));
+	g_return_if_fail(buffer == NULL || GTK_IS_TEXT_BUFFER(buffer));
+
+	if (text->_priv->buffer == buffer)
+		return;
+
+	if (text->_priv->buffer != NULL) {
+		g_object_unref(G_OBJECT(text->_priv->buffer));
+	}
+
+	text->_priv->buffer = buffer;
+
+	if (buffer) {
+		g_object_ref(G_OBJECT(buffer));
+
+		if (text->_priv->layout)
+			gtk_text_layout_set_buffer(text->_priv->layout, buffer);
+	}
+
+	gnome_canvas_item_request_update(GNOME_CANVAS_ITEM(text));
+} /* gnome_canvas_rich_text_set_buffer */
+
+static GtkTextBuffer *
+get_buffer(GnomeCanvasRichText *text)
+{
+	if (!text->_priv->buffer) {
+		GtkTextBuffer *b;
+
+		b = gtk_text_buffer_new(NULL);
+		gnome_canvas_rich_text_set_buffer(text, b);
+		g_object_unref(G_OBJECT(b));
+	}
+
+	return text->_priv->buffer;
+} /* get_buffer */
+
+
+/**
+ * gnome_canvas_rich_text_get_buffer:
+ * @text: a #GnomeCanvasRichText.
+ *
+ * Returns a #GtkTextBuffer associated with the #GnomeCanvasRichText.
+ * This function creates a new #GtkTextBuffer if the text buffer is NULL.
+ *
+ * Return value: the #GtkTextBuffer.
+ **/
+GtkTextBuffer *
+gnome_canvas_rich_text_get_buffer(GnomeCanvasRichText *text)
+{
+	g_return_val_if_fail(GNOME_IS_CANVAS_RICH_TEXT(text), NULL);
+
+	return get_buffer(text);
+} /* gnome_canvas_rich_text_get_buffer */
+
+
+/**
+ * gnome_canvas_rich_text_get_iter_location:
+ * @text: a #GnomeCanvasRichText.
+ * @iter: a #GtkTextIter.
+ * @location: a #GdkRectangle containing the bounds of the character at @iter.
+ *
+ * Gets a rectangle which roughly contains the character at @iter.
+ **/
+void
+gnome_canvas_rich_text_get_iter_location (GnomeCanvasRichText *text,
+					  const GtkTextIter *iter,
+					  GdkRectangle      *location)
+{
+  g_return_if_fail (GNOME_IS_CANVAS_RICH_TEXT (text));
+  g_return_if_fail (gtk_text_iter_get_buffer (iter) == text->_priv->buffer);
+
+  gtk_text_layout_get_iter_location (text->_priv->layout, iter, location);
+}
+
+
+/**
+ * gnome_canvas_rich_text_get_iter_at_location:
+ * @text: a #GnomeCanvasRichText.
+ * @iter: a #GtkTextIter.
+ * @x: x position, in buffer coordinates.
+ * @y: y position, in buffer coordinates.
+ *
+ * Retrieves the iterator at the buffer coordinates x and y. 
+ **/ 
+void
+gnome_canvas_rich_text_get_iter_at_location (GnomeCanvasRichText *text,
+                                    GtkTextIter *iter,
+                                    gint         x,
+                                    gint         y)
+{
+  g_return_if_fail (GNOME_IS_CANVAS_RICH_TEXT (text));
+  g_return_if_fail (iter != NULL);
+  g_return_if_fail (text->_priv->layout != NULL);
+
+  gtk_text_layout_get_iter_at_pixel (text->_priv->layout,
+                                     iter,
+                                     x,
+                                     y);
+}
+
+
+static void
+gnome_canvas_rich_text_set_attributes_from_style(GnomeCanvasRichText *text,
+						 GtkTextAttributes *values,
+						 GtkStyle *style)
+{
+	values->appearance.bg_color = style->base[GTK_STATE_NORMAL];
+	values->appearance.fg_color = style->fg[GTK_STATE_NORMAL];
+	
+	if (values->font)
+		pango_font_description_free (values->font);
+
+	values->font = pango_font_description_copy (style->font_desc);
+
+} /* gnome_canvas_rich_text_set_attributes_from_style */
+
+static void
+gnome_canvas_rich_text_ensure_layout(GnomeCanvasRichText *text)
+{
+	if (!text->_priv->layout) {
+		GtkWidget *canvas;
+		GtkTextAttributes *style;
+		PangoContext *ltr_context, *rtl_context;
+
+		text->_priv->layout = gtk_text_layout_new();
+
+		gtk_text_layout_set_screen_width(text->_priv->layout, text->_priv->width);
+
+		if (get_buffer(text)) {
+			gtk_text_layout_set_buffer(
+				text->_priv->layout, get_buffer(text));
+		}
+
+		/* Setup the cursor stuff */
+		gtk_text_layout_set_cursor_visible(
+			text->_priv->layout, text->_priv->cursor_visible);
+		if (text->_priv->cursor_visible && text->_priv->cursor_blink)
+			gnome_canvas_rich_text_start_cursor_blink(text, FALSE);
+		else
+			gnome_canvas_rich_text_stop_cursor_blink(text);
+
+		canvas = GTK_WIDGET(GNOME_CANVAS_ITEM(text)->canvas);
+
+		ltr_context = gtk_widget_create_pango_context(canvas);
+		pango_context_set_base_dir(ltr_context, PANGO_DIRECTION_LTR);
+		rtl_context = gtk_widget_create_pango_context(canvas);
+		pango_context_set_base_dir(rtl_context, PANGO_DIRECTION_RTL);
+
+		gtk_text_layout_set_contexts(
+			text->_priv->layout, ltr_context, rtl_context);
+
+		g_object_unref(G_OBJECT(ltr_context));
+		g_object_unref(G_OBJECT(rtl_context));
+
+		style = gtk_text_attributes_new();
+
+		gnome_canvas_rich_text_set_attributes_from_style(
+			text, style, canvas->style);
+
+		style->pixels_above_lines = text->_priv->pixels_above_lines;
+		style->pixels_below_lines = text->_priv->pixels_below_lines;
+		style->pixels_inside_wrap = text->_priv->pixels_inside_wrap;
+		style->left_margin = text->_priv->left_margin;
+		style->right_margin = text->_priv->right_margin;
+		style->indent = text->_priv->indent;
+		style->tabs = NULL;
+		style->wrap_mode = text->_priv->wrap_mode;
+		style->justification = text->_priv->justification;
+		style->direction = text->_priv->direction;
+		style->editable = text->_priv->editable;
+		style->invisible = !text->_priv->visible;
+
+		gtk_text_layout_set_default_style(text->_priv->layout, style);
+
+		gtk_text_attributes_unref(style);
+
+		g_signal_connect(
+			G_OBJECT(text->_priv->layout), "invalidated",
+			G_CALLBACK (invalidated_handler), text);
+
+		g_signal_connect(
+			G_OBJECT(text->_priv->layout), "changed",
+			G_CALLBACK (changed_handler), text);
+	}
+} /* gnome_canvas_rich_text_ensure_layout */
+
+static void
+gnome_canvas_rich_text_destroy_layout(GnomeCanvasRichText *text)
+{
+	if (text->_priv->layout) {
+		g_signal_handlers_disconnect_by_func(
+			G_OBJECT(text->_priv->layout), invalidated_handler, text);
+		g_signal_handlers_disconnect_by_func(
+			G_OBJECT(text->_priv->layout), changed_handler, text);
+		g_object_unref(G_OBJECT(text->_priv->layout));
+		text->_priv->layout = NULL;
+	}
+} /* gnome_canvas_rich_text_destroy_layout */
+
+static void
+adjust_for_anchors(GnomeCanvasRichText *text, double *ax, double *ay)
+{
+	double x, y;
+
+	x = text->_priv->x;
+	y = text->_priv->y;
+
+	/* Anchor text */
+	/* X coordinates */
+	switch (text->_priv->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_SW:
+		break;
+
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_S:
+		x -= text->_priv->width / 2;
+		break;
+
+	case GTK_ANCHOR_NE:
+	case GTK_ANCHOR_E:
+	case GTK_ANCHOR_SE:
+		x -= text->_priv->width;
+		break;
+	default:
+		break;
+	}
+
+	/* Y coordinates */
+	switch (text->_priv->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_NE:
+		break;
+
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_E:
+		y -= text->_priv->height / 2;
+		break;
+
+	case GTK_ANCHOR_SW:
+	case GTK_ANCHOR_S:
+	case GTK_ANCHOR_SE:
+		y -= text->_priv->height;
+		break;
+	default:
+		break;
+	}
+
+	if (ax)
+		*ax = x;
+	if (ay)
+		*ay = y;
+} /* adjust_for_anchors */
+
+static void
+get_bounds(GnomeCanvasRichText *text, double *px1, double *py1,
+	   double *px2, double *py2)
+{
+	GnomeCanvasItem *item = GNOME_CANVAS_ITEM(text);
+	double x, y;
+	double x1, x2, y1, y2;
+	int cx1, cx2, cy1, cy2;
+
+	adjust_for_anchors(text, &x, &y);
+
+	x1 = x;
+	y1 = y;
+	x2 = x + text->_priv->width;
+	y2 = y + text->_priv->height;
+
+	gnome_canvas_item_i2w(item, &x1, &y1);
+	gnome_canvas_item_i2w(item, &x2, &y2);
+	gnome_canvas_w2c(item->canvas, x1, y1, &cx1, &cy1);
+	gnome_canvas_w2c(item->canvas, x2, y2, &cx2, &cy2);
+
+	*px1 = cx1;
+	*py1 = cy1;
+	*px2 = cx2;
+	*py2 = cy2;
+} /* get_bounds */
+
+static void gnome_canvas_rich_text_get_bounds(GnomeCanvasItem *item, double *px1, double *py1,
+	   double *px2, double *py2)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+	get_bounds (text, px1, py1, px2, py2);
+}
+
+static void
+gnome_canvas_rich_text_update(GnomeCanvasItem *item, double *affine,
+			      ArtSVP *clip_path, int flags)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+	double x1, y1, x2, y2;
+	GtkTextIter start;
+
+	(* GNOME_CANVAS_ITEM_CLASS(parent_class)->update)(
+		item, affine, clip_path, flags);
+
+	get_bounds(text, &x1, &y1, &x2, &y2);
+
+	gtk_text_buffer_get_iter_at_offset(text->_priv->buffer, &start, 0);
+	if (text->_priv->layout)
+		gtk_text_layout_validate_yrange(
+			text->_priv->layout, &start, 0, y2 - y1);
+
+	gnome_canvas_update_bbox(item, x1, y1, x2, y2);
+} /* gnome_canvas_rich_text_update */
+			       			  
+static double
+gnome_canvas_rich_text_point(GnomeCanvasItem *item, double x, double y,
+			     int cx, int cy, GnomeCanvasItem **actual_item)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+	double ax, ay;
+	double x1, x2, y1, y2;
+	double dx, dy;
+
+	*actual_item = item;
+
+	/* This is a lame cop-out. Anywhere inside of the bounding box. */
+
+	adjust_for_anchors(text, &ax, &ay);
+
+	x1 = ax;
+	y1 = ay;
+	x2 = ax + text->_priv->width;
+	y2 = ay + text->_priv->height;
+
+	if ((x > x1) && (y > y1) && (x < x2) && (y < y2))
+		return 0.0;
+
+	if (x < x1)
+		dx = x1 - x;
+	else if (x > x2)
+		dx = x - x2;
+	else
+		dx = 0.0;
+
+	if (y < y1)
+		dy = y1 - y;
+	else if (y > y2)
+		dy = y - y2;
+	else
+		dy = 0.0;
+
+	return sqrt(dx * dx + dy * dy);
+} /* gnome_canvas_rich_text_point */
+
+static void
+gnome_canvas_rich_text_draw(GnomeCanvasItem *item, GdkDrawable *drawable,
+			    int x, int y, int width, int height)
+{
+	GnomeCanvasRichText *text = GNOME_CANVAS_RICH_TEXT(item);
+	double i2w[6], w2c[6], i2c[6];
+	double ax, ay;
+	int x1, y1, x2, y2;
+	ArtPoint i1, i2;
+	ArtPoint c1, c2;
+
+	gnome_canvas_item_i2w_affine(item, i2w);
+	gnome_canvas_w2c_affine(item->canvas, w2c);
+	art_affine_multiply(i2c, i2w, w2c);
+
+	adjust_for_anchors(text, &ax, &ay);
+
+	i1.x = ax;
+	i1.y = ay;
+	i2.x = ax + text->_priv->width;
+	i2.y = ay + text->_priv->height;
+	art_affine_point(&c1, &i1, i2c);
+	art_affine_point(&c2, &i2, i2c);
+
+	x1 = c1.x;
+	y1 = c1.y;
+	x2 = c2.x;
+	y2 = c2.y;
+
+	gtk_text_layout_set_screen_width(text->_priv->layout, x2 - x1);
+      
+        /* FIXME: should last arg be NULL? */
+	gtk_text_layout_draw(
+		text->_priv->layout,
+		GTK_WIDGET(item->canvas),
+		drawable,
+		GTK_WIDGET (item->canvas)->style->text_gc[GTK_STATE_NORMAL],
+		x - x1, y - y1,
+		0, 0, (x2 - x1) - (x - x1), (y2 - y1) - (y - y1),
+		NULL);
+} /* gnome_canvas_rich_text_draw */
+
+static void
+gnome_canvas_rich_text_render(GnomeCanvasItem *item, GnomeCanvasBuf *buf)
+{
+	g_warning ("rich text item not implemented for anti-aliased canvas");
+} /* gnome_canvas_rich_text_render */
+
+#if 0
+static GtkTextTag *
+gnome_canvas_rich_text_add_tag(GnomeCanvasRichText *text, char *tag_name,
+			       int start_offset, int end_offset, 
+			       const char *first_property_name, ...)
+{
+	GtkTextTag *tag;
+	GtkTextIter start, end;
+	va_list var_args;
+
+	g_return_val_if_fail(text, NULL);
+	g_return_val_if_fail(start_offset >= 0, NULL);
+	g_return_val_if_fail(end_offset >= 0, NULL);
+
+	if (tag_name) {
+		GtkTextTagTable *tag_table;
+
+		tag_table = gtk_text_buffer_get_tag_table(get_buffer(text));
+		g_return_val_if_fail(gtk_text_tag_table_lookup(tag_table, tag_name) == NULL, NULL);
+	}
+
+	tag = gtk_text_buffer_create_tag(
+		get_buffer(text), tag_name, NULL);
+
+	va_start(var_args, first_property_name);
+	g_object_set_valist(G_OBJECT(tag), first_property_name, var_args);
+	va_end(var_args);
+
+	gtk_text_buffer_get_iter_at_offset(
+		get_buffer(text), &start, start_offset);
+	gtk_text_buffer_get_iter_at_offset(
+		get_buffer(text), &end, end_offset);
+	gtk_text_buffer_apply_tag(get_buffer(text), tag, &start, &end);
+
+	return tag;
+} /* gnome_canvas_rich_text_add_tag */
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-rich-text.h b/src/libgnomecanvas/gnome-canvas-rich-text.h
new file mode 100644
index 0000000..a662021
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-rich-text.h
@@ -0,0 +1,79 @@
+/* Editable GnomeCanvas text item based on GtkTextLayout, borrowed heavily
+ * from GtkTextView.
+ *
+ * Copyright (c) 2000 Red Hat, Inc.
+ * Copyright (c) 2001 Joe Shaw
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef GNOME_CANVAS_RICH_TEXT_H
+#define GNOME_CANVAS_RICH_TEXT_H
+
+#include <libgnomecanvas/gnome-canvas.h>
+#include <gtk/gtktextbuffer.h>
+
+G_BEGIN_DECLS
+
+#define GNOME_TYPE_CANVAS_RICH_TEXT             (gnome_canvas_rich_text_get_type ())
+#define GNOME_CANVAS_RICH_TEXT(obj)             (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_RICH_TEXT, GnomeCanvasRichText))
+#define GNOME_CANVAS_RICH_TEXT_CLASS(klass)     (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_RICH_TEXT, GnomeCanvasRichTextClass))
+#define GNOME_IS_CANVAS_RICH_TEXT(obj)          (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_RICH_TEXT))
+#define GNOME_IS_CANVAS_RICH_TEXT_CLASS(klass)  (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_RICH_TEXT))
+#define GNOME_CANVAS_RICH_TEXT_GET_CLASS(obj)   (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_RICH_TEXT, GnomeCanvasRichTextClass))
+
+typedef struct _GnomeCanvasRichText             GnomeCanvasRichText;
+typedef struct _GnomeCanvasRichTextPrivate      GnomeCanvasRichTextPrivate;
+typedef struct _GnomeCanvasRichTextClass        GnomeCanvasRichTextClass;
+
+struct _GnomeCanvasRichText {
+	GnomeCanvasItem item;
+
+    GnomeCanvasRichTextPrivate *_priv;
+};
+
+struct _GnomeCanvasRichTextClass {
+	GnomeCanvasItemClass parent_class;
+
+	void (* tag_changed)(GnomeCanvasRichText *text,
+			     GtkTextTag *tag);
+};
+
+GType gnome_canvas_rich_text_get_type(void) G_GNUC_CONST;
+
+void gnome_canvas_rich_text_cut_clipboard(GnomeCanvasRichText *text);
+
+void gnome_canvas_rich_text_copy_clipboard(GnomeCanvasRichText *text);
+
+void gnome_canvas_rich_text_paste_clipboard(GnomeCanvasRichText *text);
+
+void gnome_canvas_rich_text_set_buffer(GnomeCanvasRichText *text,
+				       GtkTextBuffer *buffer);
+
+GtkTextBuffer *gnome_canvas_rich_text_get_buffer(GnomeCanvasRichText *text);
+void
+gnome_canvas_rich_text_get_iter_location (GnomeCanvasRichText *text,
+					  const GtkTextIter *iter,
+					  GdkRectangle      *location);
+void
+gnome_canvas_rich_text_get_iter_at_location (GnomeCanvasRichText *text,
+                                    GtkTextIter *iter,
+                                    gint         x,
+					     gint         y);
+
+G_END_DECLS
+
+#endif /* GNOME_CANVAS_RICH_TEXT_H */
diff --git a/src/libgnomecanvas/gnome-canvas-shape-private.h b/src/libgnomecanvas/gnome-canvas-shape-private.h
new file mode 100644
index 0000000..ffdd3ce
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-shape-private.h
@@ -0,0 +1,103 @@
+#ifndef GNOME_CANVAS_SHAPE_PRIVATE_H
+#define GNOME_CANVAS_SHAPE_PRIVATE_H
+
+/* Bpath item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ * Copyright (C) 1998,1999 The Free Software Foundation
+ *
+ * Authors: Federico Mena <federico@nuclecu.unam.mx>
+ *          Raph Levien <raph@acm.org>
+ *          Lauris Kaplinski <lauris@ariman.ee>
+ */
+
+#include <gdk/gdk.h>
+#include <libart_lgpl/art_vpath.h>
+#include <libart_lgpl/art_svp.h>
+#include <libart_lgpl/art_vpath_dash.h>
+#include <libart_lgpl/art_svp_wind.h>
+#include <libgnomecanvas/gnome-canvas.h>
+
+#include <libgnomecanvas/gnome-canvas-path-def.h>
+
+G_BEGIN_DECLS
+
+typedef struct _GnomeCanvasShapePrivGdk GnomeCanvasShapePrivGdk;
+typedef struct _GCBPDrawCtx GCBPDrawCtx;
+
+/* Per canvas private structure, holding necessary data for rendering
+ * temporary masks, which are needed for drawing multipart bpaths.
+ * As canvas cannot multithread, we can be sure, that masks are used
+ * serially, also one set of masks per canvas is sufficent to guarantee,
+ * that masks are created on needed X server. Masks grow as needed.
+ * Full structure is refcounted in Bpath implementation
+ */
+
+struct _GCBPDrawCtx {
+	gint refcount;
+
+	GnomeCanvas * canvas;
+
+	gint width;
+	gint height;
+
+	GdkBitmap * mask;
+	GdkBitmap * clip;
+
+	GdkGC * clear_gc;
+	GdkGC * xor_gc;
+};
+
+/* Per Bpath private structure, holding Gdk specific data */
+
+struct _GnomeCanvasShapePrivGdk {
+	gulong fill_pixel;		/* Color for fill */
+	gulong outline_pixel;		/* Color for outline */
+
+	GdkBitmap *fill_stipple;	/* Stipple for fill */
+	GdkBitmap *outline_stipple;	/* Stipple for outline */
+
+	GdkGC * fill_gc;		/* GC for filling */
+	GdkGC * outline_gc;		/* GC for outline */
+
+	gint len_points;		/* Size of allocated points array */
+	gint num_points;		/* Gdk points in canvas coords */
+	GdkPoint * points;		/* Ivariant: closed paths are before open ones */
+	GSList * closed_paths;		/* List of lengths */
+	GSList * open_paths;		/* List of lengths */
+
+	GCBPDrawCtx * ctx;		/* Pointer to per-canvas drawing context */
+};
+
+struct _GnomeCanvasShapePriv {
+	GnomeCanvasPathDef * path;      /* Our bezier path representation */
+
+	gdouble scale;			/* CTM scaling (for pen) */
+
+	guint fill_set : 1;		/* Is fill color set? */
+	guint outline_set : 1;		/* Is outline color set? */
+	guint width_pixels : 1;		/* Is outline width specified in pixels or units? */
+
+	double width;			/* Width of outline, in user coords */
+
+	guint32 fill_rgba;		/* Fill color, RGBA */
+	guint32 outline_rgba;		/* Outline color, RGBA */
+
+	GdkCapStyle cap;		/* Cap style for line */
+	GdkJoinStyle join;		/* Join style for line */
+	ArtWindRule wind;		/* Winding rule */
+	double miterlimit;		/* Miter limit */
+
+	ArtVpathDash dash;		/* Dashing pattern */
+
+	ArtSVP * fill_svp;		/* The SVP for the filled shape */
+	ArtSVP * outline_svp;		/* The SVP for the outline shape */
+
+	GnomeCanvasShapePrivGdk * gdk;	/* Gdk specific things */
+};
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-shape.c b/src/libgnomecanvas/gnome-canvas-shape.c
new file mode 100644
index 0000000..f32ea29
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-shape.c
@@ -0,0 +1,1559 @@
+/* Generic bezier shape item for GnomeCanvasWidget.  Most code taken
+ * from gnome-canvas-bpath but made into a shape item.
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent
+ * canvas widget.  Tk is copyrighted by the Regents of the University
+ * of California, Sun Microsystems, and other parties.
+ *
+ * Copyright (C) 1998,1999 The Free Software Foundation
+ *
+ * Authors: Federico Mena <federico@nuclecu.unam.mx>
+ *          Raph Levien <raph@acm.org>
+ *          Lauris Kaplinski <lauris@ximian.com>
+ *          Miguel de Icaza <miguel@kernel.org>
+ *          Cody Russell <bratsche@gnome.org>
+ *          Rusty Conover <rconover@bangtail.net>
+ */
+
+/* These includes are set up for standalone compile. If/when this codebase
+   is integrated into libgnomeui, the includes will need to change. */
+
+#include <math.h>
+#include <string.h>
+
+#include <gtk/gtkobject.h>
+#include <gtk/gtkwidget.h>
+#include "gnome-canvas.h"
+#include "gnome-canvas-util.h"
+
+#include "gnome-canvas-shape.h"
+#include "gnome-canvas-shape-private.h"
+#include "gnome-canvas-path-def.h"
+
+#include <libart_lgpl/art_rect.h>
+#include <libart_lgpl/art_vpath.h>
+#include <libart_lgpl/art_bpath.h>
+#include <libart_lgpl/art_vpath_bpath.h>
+#include <libart_lgpl/art_svp.h>
+#include <libart_lgpl/art_svp_point.h>
+#include <libart_lgpl/art_svp_vpath.h>
+#include <libart_lgpl/art_vpath_dash.h>
+#include <libart_lgpl/art_svp_wind.h>
+#include <libart_lgpl/art_svp_intersect.h>
+#include <libart_lgpl/art_rect_svp.h>
+
+enum {
+	PROP_0,
+	PROP_FILL_COLOR,
+	PROP_FILL_COLOR_GDK,
+	PROP_FILL_COLOR_RGBA,
+	PROP_OUTLINE_COLOR,
+	PROP_OUTLINE_COLOR_GDK,
+	PROP_OUTLINE_COLOR_RGBA,
+	PROP_FILL_STIPPLE,
+	PROP_OUTLINE_STIPPLE,
+	PROP_WIDTH_PIXELS,
+	PROP_WIDTH_UNITS,
+	PROP_CAP_STYLE,
+	PROP_JOIN_STYLE,
+	PROP_WIND,
+	PROP_MITERLIMIT,
+	PROP_DASH
+};
+
+static void gnome_canvas_shape_class_init   (GnomeCanvasShapeClass *class);
+static void gnome_canvas_shape_init         (GnomeCanvasShape      *bpath);
+static void gnome_canvas_shape_destroy      (GtkObject               *object);
+static void gnome_canvas_shape_set_property (GObject               *object,
+					     guint                  param_id,
+					     const GValue          *value,
+                                             GParamSpec            *pspec);
+static void gnome_canvas_shape_get_property (GObject               *object,
+					     guint                  param_id,
+					     GValue                *value,
+                                             GParamSpec            *pspec);
+
+static void   gnome_canvas_shape_update      (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags);
+static void   gnome_canvas_shape_realize     (GnomeCanvasItem *item);
+static void   gnome_canvas_shape_unrealize   (GnomeCanvasItem *item);
+static void   gnome_canvas_shape_draw        (GnomeCanvasItem *item, GdkDrawable *drawable,
+                                              int x, int y, int width, int height);
+static double gnome_canvas_shape_point       (GnomeCanvasItem *item, double x, double y,
+                                              int cx, int cy, GnomeCanvasItem **actual_item);
+static void   gnome_canvas_shape_render      (GnomeCanvasItem *item, GnomeCanvasBuf *buf);
+static void   gnome_canvas_shape_bounds      (GnomeCanvasItem *item,
+					      double *x1, double *y1, double *x2, double *y2);
+
+static gulong get_pixel_from_rgba (GnomeCanvasItem *item, guint32 rgba_color);
+static guint32 get_rgba_from_color (GdkColor * color);
+static void set_gc_foreground (GdkGC *gc, gulong pixel);
+static void gcbp_ensure_gdk (GnomeCanvasShape * bpath);
+static void gcbp_destroy_gdk (GnomeCanvasShape * bpath);
+static void set_stipple (GdkGC *gc, GdkBitmap **internal_stipple, GdkBitmap *stipple, int reconfigure);
+static void gcbp_ensure_mask (GnomeCanvasShape * bpath, gint width, gint height);
+static void gcbp_draw_ctx_unref (GCBPDrawCtx * ctx);
+
+static GnomeCanvasItemClass *parent_class;
+
+GType
+gnome_canvas_shape_get_type (void)
+{
+	static GType shape_type;
+
+	if (!shape_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasShapeClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_shape_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasShape),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_shape_init,
+			NULL			/* value_table */
+		};
+
+		shape_type = g_type_register_static (GNOME_TYPE_CANVAS_ITEM, "GnomeCanvasShape",
+						     &object_info, 0);
+	}
+
+	return shape_type;
+}
+
+static void
+gnome_canvas_shape_class_init (GnomeCanvasShapeClass *class)
+{
+	GObjectClass         *gobject_class;
+	GtkObjectClass       *object_class;
+	GnomeCanvasItemClass *item_class;
+
+	gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+	item_class = (GnomeCanvasItemClass *) class;
+
+	parent_class = g_type_class_peek_parent (class);
+
+	/* when this gets checked into libgnomeui, change the
+           GTK_TYPE_POINTER to GTK_TYPE_GNOME_CANVAS_SHAPE, and add an
+           entry to gnome-boxed.defs */
+
+	gobject_class->set_property = gnome_canvas_shape_set_property;
+	gobject_class->get_property = gnome_canvas_shape_get_property;
+
+
+
+        g_object_class_install_property (gobject_class,
+                                         PROP_FILL_COLOR,
+                                         g_param_spec_string ("fill_color", NULL, NULL,
+                                                              NULL,
+                                                              (G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_FILL_COLOR_GDK,
+                                         g_param_spec_boxed ("fill_color_gdk", NULL, NULL,
+                                                             GDK_TYPE_COLOR,
+                                                             (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_FILL_COLOR_RGBA,
+                                         g_param_spec_uint ("fill_color_rgba", NULL, NULL,
+                                                            0, G_MAXUINT, 0,
+                                                            (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_OUTLINE_COLOR,
+                                         g_param_spec_string ("outline_color", NULL, NULL,
+                                                              NULL,
+                                                              (G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_OUTLINE_COLOR_GDK,
+                                         g_param_spec_boxed ("outline_color_gdk", NULL, NULL,
+                                                             GDK_TYPE_COLOR,
+                                                             (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_OUTLINE_COLOR_RGBA,
+                                         g_param_spec_uint ("outline_color_rgba", NULL, NULL,
+                                                            0, G_MAXUINT, 0,
+                                                            (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_FILL_STIPPLE,
+                                         g_param_spec_object ("fill_stipple", NULL, NULL,
+                                                              GDK_TYPE_DRAWABLE,
+                                                              (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_OUTLINE_STIPPLE,
+                                         g_param_spec_object ("outline_stipple", NULL, NULL,
+                                                              GDK_TYPE_DRAWABLE,
+                                                              (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_WIDTH_PIXELS,
+                                         g_param_spec_uint ("width_pixels", NULL, NULL,
+                                                            0, G_MAXUINT, 0,
+                                                            (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_WIDTH_UNITS,
+                                         g_param_spec_double ("width_units", NULL, NULL,
+                                                              0.0, G_MAXDOUBLE, 0.0,
+                                                              (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_CAP_STYLE,
+                                         g_param_spec_enum ("cap_style", NULL, NULL,
+                                                            GDK_TYPE_CAP_STYLE,
+                                                            GDK_CAP_BUTT,
+                                                            (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_JOIN_STYLE,
+                                         g_param_spec_enum ("join_style", NULL, NULL,
+                                                            GDK_TYPE_JOIN_STYLE,
+                                                            GDK_JOIN_MITER,
+                                                            (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_WIND,
+                                         g_param_spec_uint ("wind", NULL, NULL,
+                                                            0, G_MAXUINT, 0,
+                                                            (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_MITERLIMIT,
+                                         g_param_spec_double ("miterlimit", NULL, NULL,
+                                                              0.0, G_MAXDOUBLE, 0.0,
+                                                              (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property (gobject_class,
+                                         PROP_DASH,
+                                         g_param_spec_pointer ("dash", NULL, NULL,
+                                                               (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	object_class->destroy = gnome_canvas_shape_destroy;
+
+	item_class->update = gnome_canvas_shape_update;
+	item_class->realize = gnome_canvas_shape_realize;
+	item_class->unrealize = gnome_canvas_shape_unrealize;
+	item_class->draw = gnome_canvas_shape_draw;
+	item_class->point = gnome_canvas_shape_point;
+	item_class->render = gnome_canvas_shape_render;
+	item_class->bounds = gnome_canvas_shape_bounds;
+}
+
+static void
+gnome_canvas_shape_init (GnomeCanvasShape *shape)
+{
+	shape->priv = g_new (GnomeCanvasShapePriv, 1);
+
+	shape->priv->path = NULL;
+
+	shape->priv->scale = 1.0;
+
+	shape->priv->fill_set = FALSE;
+	shape->priv->outline_set = FALSE;
+	shape->priv->width_pixels = FALSE;
+
+	shape->priv->width = 1.0;
+
+	shape->priv->fill_rgba = 0x0000003f;
+	shape->priv->outline_rgba = 0x0000007f;
+
+	shape->priv->cap = GDK_CAP_BUTT;
+	shape->priv->join = GDK_JOIN_MITER;
+	shape->priv->wind = ART_WIND_RULE_ODDEVEN;
+	shape->priv->miterlimit = 10.43;	   /* X11 default */
+
+	shape->priv->dash.n_dash = 0;
+	shape->priv->dash.dash = NULL;
+
+	shape->priv->fill_svp = NULL;
+	shape->priv->outline_svp = NULL;
+
+	shape->priv->gdk = NULL;
+}
+
+static void
+gnome_canvas_shape_destroy (GtkObject *object)
+{
+	GnomeCanvasShape *shape;
+	GnomeCanvasShapePriv *priv;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_SHAPE (object));
+
+        shape = GNOME_CANVAS_SHAPE (object);
+
+	if (shape->priv) {
+		priv = shape->priv;
+		if (priv->gdk) gcbp_destroy_gdk (shape);
+
+		if (priv->path) gnome_canvas_path_def_unref (priv->path);
+
+		if (priv->dash.dash) g_free (priv->dash.dash);
+		if (priv->fill_svp) art_svp_free (priv->fill_svp);
+		if (priv->outline_svp) art_svp_free (priv->outline_svp);
+		
+		g_free (shape->priv);
+	        shape->priv = NULL;
+	}
+
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+/**
+ * gnome_canvas_shape_set_path_def:
+ * @shape: a GnomeCanvasShape
+ * @def: a GnomeCanvasPathDef 
+ *
+ * This function sets the the GnomeCanvasPathDef used by the
+ * GnomeCanvasShape. Notice, that it does not request updates, as
+ * it is meant to be used from item implementations, from inside
+ * update queue.
+ */
+ 
+void
+gnome_canvas_shape_set_path_def (GnomeCanvasShape *shape, GnomeCanvasPathDef *def) 
+{
+	GnomeCanvasShapePriv *priv;
+
+	g_return_if_fail (shape != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_SHAPE (shape));
+
+	priv = shape->priv;
+
+	if (priv->path) {
+		gnome_canvas_path_def_unref (priv->path);
+		priv->path = NULL;
+	}
+
+	if (def) {
+		priv->path = gnome_canvas_path_def_duplicate (def);
+	}
+}
+
+static void
+gnome_canvas_shape_set_property (GObject      *object,
+                                 guint         param_id,
+                                 const GValue *value,
+                                 GParamSpec   *pspec)
+{
+	GnomeCanvasItem         *item;
+	GnomeCanvasShape        *shape;
+	GnomeCanvasShapePriv    *priv;
+	GnomeCanvasShapePrivGdk *gdk;
+	GdkColor                 color;
+	GdkColor                *colorptr;
+	ArtVpathDash            *dash;
+
+	item = GNOME_CANVAS_ITEM (object);
+	shape = GNOME_CANVAS_SHAPE (object);
+	priv = shape->priv;
+
+	if (!item->canvas->aa) {
+		gcbp_ensure_gdk (shape);
+		gdk = priv->gdk;
+	} else {
+		gdk = NULL;
+	}
+
+	switch (param_id) {
+	case PROP_FILL_COLOR:
+		if (gnome_canvas_get_color (item->canvas, g_value_get_string (value), &color)) {
+			priv->fill_set = TRUE;
+			priv->fill_rgba = get_rgba_from_color (&color);
+			if (gdk) gdk->fill_pixel = color.pixel;
+		} else if (priv->fill_set)
+			priv->fill_set = FALSE;
+		else
+			break;
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_FILL_COLOR_GDK:
+		colorptr = g_value_get_boxed (value);
+		if (colorptr != NULL) {
+			priv->fill_set = TRUE;
+			priv->fill_rgba = get_rgba_from_color (colorptr);
+			if (gdk) {
+				GdkColormap *colormap = gtk_widget_get_colormap (GTK_WIDGET (item->canvas));
+				GdkColor tmp = *colorptr;
+				gdk_rgb_find_color (colormap, &tmp);
+				gdk->fill_pixel = tmp.pixel;
+			}
+		} else if (priv->fill_set)
+			priv->fill_set = FALSE;
+		else
+			break;
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_FILL_COLOR_RGBA:
+		priv->fill_set = TRUE;
+		priv->fill_rgba = g_value_get_uint (value);
+		if (gdk) gdk->fill_pixel = get_pixel_from_rgba (item, priv->fill_rgba);
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_OUTLINE_COLOR:
+		if (gnome_canvas_get_color (item->canvas, g_value_get_string (value), &color)) {
+			priv->outline_set = TRUE;
+			priv->outline_rgba = get_rgba_from_color (&color);
+			if (gdk) gdk->outline_pixel = color.pixel;
+		} else if (priv->outline_set)
+			priv->outline_set = FALSE;
+		else
+			break;
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_OUTLINE_COLOR_GDK:
+		colorptr = g_value_get_boxed (value);
+		if (colorptr != NULL) {
+			priv->outline_set = TRUE;
+			priv->outline_rgba = get_rgba_from_color (colorptr);
+			if (gdk) {
+				GdkColormap *colormap = gtk_widget_get_colormap (GTK_WIDGET (item->canvas));
+				GdkColor tmp = *colorptr;
+				gdk_rgb_find_color (colormap, &tmp);
+				gdk->outline_pixel = tmp.pixel;
+			}
+		} else if (priv->outline_set)
+			priv->outline_set = FALSE;
+		else
+			break;
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_OUTLINE_COLOR_RGBA:
+		priv->outline_set = TRUE;
+		priv->outline_rgba = g_value_get_uint (value);
+		if (gdk) gdk->outline_pixel = get_pixel_from_rgba (item, priv->outline_rgba);
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_FILL_STIPPLE:
+		if (gdk) {
+			set_stipple (gdk->fill_gc, &gdk->fill_stipple, (GdkBitmap*) g_value_get_object (value), FALSE);
+			gnome_canvas_item_request_update (item);
+		}
+		break;
+
+	case PROP_OUTLINE_STIPPLE:
+		if (gdk) {
+			set_stipple (gdk->outline_gc, &gdk->outline_stipple, (GdkBitmap*) g_value_get_object (value), FALSE);
+			gnome_canvas_item_request_update (item);
+		}
+		break;
+
+	case PROP_WIDTH_PIXELS:
+		priv->width = g_value_get_uint (value);
+		priv->width_pixels = TRUE;
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_WIDTH_UNITS:
+		priv->width = fabs (g_value_get_double (value));
+		priv->width_pixels = FALSE;
+
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_WIND:
+		priv->wind = g_value_get_uint (value);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_CAP_STYLE:
+		priv->cap = g_value_get_enum (value);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_JOIN_STYLE:
+		priv->join = g_value_get_enum (value);
+		gnome_canvas_item_request_update (item);
+		break;
+	
+	case PROP_MITERLIMIT:
+		priv->miterlimit = g_value_get_double (value);
+		gnome_canvas_item_request_update (item);
+		break;
+
+	case PROP_DASH:
+		dash = g_value_get_pointer (value);
+		if (priv->dash.dash) g_free (priv->dash.dash);
+		priv->dash.dash = NULL;
+
+		if (dash) {
+			priv->dash.offset = dash->offset;
+			priv->dash.n_dash = dash->n_dash;
+			if (dash->dash != NULL) {
+				priv->dash.dash = g_new (double, dash->n_dash);
+				memcpy (priv->dash.dash, dash->dash, dash->n_dash * sizeof (double));
+			}
+		}
+		gnome_canvas_item_request_update (item);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+/* Allocates a GdkColor structure filled with the specified pixel, and
+ * puts it into the specified value for returning it in the get_property 
+ * method.
+ */
+
+static void
+get_color_value (GnomeCanvasShape *shape, gulong pixel, GValue *value)
+{
+	GnomeCanvas *canvas = GNOME_CANVAS_ITEM (shape)->canvas;
+	GdkColormap *colormap = gtk_widget_get_colormap (GTK_WIDGET (canvas));
+	GdkColor color;
+
+	gdk_colormap_query_color (colormap, pixel, &color);
+	g_value_set_boxed (value, &color);
+}
+
+/**
+ * gnome_canvas_shape_get_path_def:
+ * @shape: a GnomeCanvasShape
+ *
+ * This function returns the #GnomeCanvasPathDef that the shape
+ * currently uses.  It adds a reference to the #GnomeCanvasPathDef and
+ * returns it, if there is not a #GnomeCanvasPathDef set for the shape
+ * it returns NULL.
+ *
+ * Returns: a #GnomeCanvasPathDef or NULL if none is set for the shape.
+ */
+ 
+GnomeCanvasPathDef *
+gnome_canvas_shape_get_path_def (GnomeCanvasShape *shape)
+{
+	GnomeCanvasShapePriv *priv;
+	
+	g_return_val_if_fail (shape != NULL, NULL);
+	g_return_val_if_fail (GNOME_IS_CANVAS_SHAPE (shape), NULL);
+
+	priv = shape->priv;
+
+	if (priv->path) {
+		gnome_canvas_path_def_ref (priv->path);
+		return priv->path;
+	}
+	
+	return NULL;
+}
+
+static void
+gnome_canvas_shape_get_property (GObject     *object,
+                                 guint        param_id,
+                                 GValue      *value,
+                                 GParamSpec  *pspec)
+{
+	GnomeCanvasItem         *item = GNOME_CANVAS_ITEM (object);
+	GnomeCanvasShape        *shape = GNOME_CANVAS_SHAPE (object);
+	GnomeCanvasShapePriv    *priv = shape->priv;
+	GnomeCanvasShapePrivGdk *gdk;
+
+	if (!item->canvas->aa) {
+		gcbp_ensure_gdk (shape);
+		gdk = priv->gdk;
+	}
+	else {
+		gdk = NULL;
+	}
+
+	switch (param_id) {
+	case PROP_FILL_COLOR_GDK:
+		if (gdk) {
+			get_color_value (shape, gdk->fill_pixel, value);
+		} else {
+			get_color_value (shape, 0, value);
+		}
+		break;
+		
+	case PROP_OUTLINE_COLOR_GDK:
+		if (gdk) {
+			get_color_value (shape, gdk->outline_pixel, value);
+		} else {
+			get_color_value (shape, 0, value);
+		}
+		break;
+
+	case PROP_FILL_COLOR_RGBA:
+		g_value_set_uint (value, priv->fill_rgba);
+		break;
+
+	case PROP_OUTLINE_COLOR_RGBA:
+		g_value_set_uint (value, priv->outline_rgba);
+		break;
+
+	case PROP_FILL_STIPPLE:
+		if (gdk) {
+			g_value_set_object (value, gdk->fill_stipple);
+		} else {
+			g_value_set_object (value, NULL);
+		}
+		break;
+
+	case PROP_OUTLINE_STIPPLE:
+		if (gdk) {
+			g_value_set_object (value, gdk->outline_stipple);
+		} else {
+			g_value_set_object (value, NULL);
+		}
+		break;
+
+	case PROP_WIND:
+		g_value_set_uint (value, priv->wind);
+		break;
+
+	case PROP_CAP_STYLE:
+		g_value_set_enum (value, priv->cap);
+		break;
+
+	case PROP_JOIN_STYLE:
+		g_value_set_enum (value, priv->join);
+		break;
+
+	case PROP_WIDTH_PIXELS:
+		g_value_set_uint (value, priv->width);
+		break;
+
+	case PROP_WIDTH_UNITS:
+		g_value_set_double (value, priv->width);
+		break;
+
+	case PROP_MITERLIMIT:
+		g_value_set_double (value, priv->miterlimit);
+		break;
+
+	case PROP_DASH:
+		g_value_set_pointer (value, &priv->dash);
+		break;
+		
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+static void
+gnome_canvas_shape_realize (GnomeCanvasItem *item)
+{
+	GnomeCanvasShape *shape;
+
+	shape = GNOME_CANVAS_SHAPE (item);
+
+	if (parent_class->realize)
+		(* parent_class->realize) (item);
+
+	if (!item->canvas->aa) {
+		gcbp_ensure_gdk (shape);
+
+		g_assert(item->canvas->layout.bin_window != NULL);
+
+		shape->priv->gdk->fill_gc = gdk_gc_new (item->canvas->layout.bin_window);
+		shape->priv->gdk->outline_gc = gdk_gc_new (item->canvas->layout.bin_window);
+	}
+}
+
+static void
+gnome_canvas_shape_unrealize (GnomeCanvasItem *item)
+{
+	GnomeCanvasShape *shape;
+
+	shape = GNOME_CANVAS_SHAPE (item);
+
+	if (!item->canvas->aa) {
+		g_assert (shape->priv->gdk != NULL);
+
+		gdk_gc_unref (shape->priv->gdk->fill_gc);
+		shape->priv->gdk->fill_gc = NULL;
+
+		gdk_gc_unref (shape->priv->gdk->outline_gc);
+		shape->priv->gdk->outline_gc = NULL;
+	}
+
+	if (parent_class->unrealize)
+		(* parent_class->unrealize) (item);
+}
+
+static void
+gnome_canvas_shape_render (GnomeCanvasItem *item,
+			     GnomeCanvasBuf *buf)
+{
+	GnomeCanvasShape *shape;
+
+	shape = GNOME_CANVAS_SHAPE (item);
+
+	if (shape->priv->fill_svp != NULL)
+		gnome_canvas_render_svp (buf,
+			shape->priv->fill_svp,
+			shape->priv->fill_rgba);
+
+	if (shape->priv->outline_svp != NULL)
+		gnome_canvas_render_svp (buf,
+			shape->priv->outline_svp,
+			shape->priv->outline_rgba);
+}
+
+static void
+gnome_canvas_shape_draw (GnomeCanvasItem *item,
+	GdkDrawable *drawable,
+	int x,
+	int y,
+	int width,
+	int height)
+{
+	static GdkPoint * dpoints = NULL;
+	static gint num_dpoints = 0;
+
+	GnomeCanvasShape * shape;
+	GnomeCanvasShapePriv * priv;
+	GnomeCanvasShapePrivGdk * gdk;
+	gint i, pos, len;
+	GSList * l;
+
+	shape = GNOME_CANVAS_SHAPE (item);
+	priv = shape->priv;
+
+	/* We have to be realized, so gdk struct should exist! */
+
+	gdk = shape->priv->gdk;
+	g_assert (gdk != NULL);
+
+	/* Build temporary point list, translated by -x, -y */
+
+	if (dpoints == NULL) {
+		dpoints = g_new (GdkPoint, gdk->num_points);
+		num_dpoints = gdk->num_points;
+	} else if (num_dpoints < gdk->num_points) {
+		dpoints = g_renew (GdkPoint, dpoints, gdk->num_points);
+		num_dpoints = gdk->num_points;
+	}
+
+	for (i = 0; i < gdk->num_points; i++) {
+		dpoints[i].x = gdk->points[i].x - x;
+		dpoints[i].y = gdk->points[i].y - y;
+	}
+
+	if (priv->fill_set) {
+
+		/* Ensure, that we have mask and it is big enough */
+
+		gcbp_ensure_mask (shape, width, height);
+
+		/* Clear mask */
+
+		gdk_draw_rectangle (gdk->ctx->mask,
+			gdk->ctx->clear_gc,
+			TRUE,
+			0, 0,
+			width, height);
+
+		/* Draw subpaths, using XOR gc */
+
+		pos = 0;
+
+		for (l = gdk->closed_paths; l != NULL; l = l->next) {
+			len = GPOINTER_TO_INT (l->data);
+
+			gdk_draw_polygon (gdk->ctx->mask,
+				gdk->ctx->xor_gc,
+				TRUE,
+				&dpoints[pos],
+				len);
+
+			pos += len;
+		}
+
+		/* Set bitmap to clipping mask */
+
+		gdk_gc_set_clip_mask (gdk->fill_gc, gdk->ctx->mask);
+
+		/* Stipple offset */
+
+		if (gdk->fill_stipple) gnome_canvas_set_stipple_origin (item->canvas, gdk->fill_gc);
+
+		/* Draw clipped rect to drawable */
+
+		gdk_draw_rectangle (drawable,
+			gdk->fill_gc,
+			TRUE,
+			0, 0,
+			width, height);
+	}
+
+	if (priv->outline_set) {
+
+		/* Stipple offset */
+
+		if (gdk->outline_stipple) gnome_canvas_set_stipple_origin (item->canvas, gdk->outline_gc);
+		/* Draw subpaths */
+
+		pos = 0;
+
+		for (l = gdk->closed_paths; l != NULL; l = l->next) {
+			len = GPOINTER_TO_INT (l->data);
+
+			gdk_draw_polygon (drawable,
+					  gdk->outline_gc,
+					  FALSE,
+					  &dpoints[pos],
+					  len);
+
+			pos += len;
+		}
+
+		for (l = gdk->open_paths; l != NULL; l = l->next) {
+			len = GPOINTER_TO_INT (l->data);
+
+			gdk_draw_lines (drawable,
+					gdk->outline_gc,
+					&dpoints[pos],
+					len);
+
+			pos += len;
+		}
+	}
+}
+
+#define GDK_POINTS_BLOCK 32
+
+static void
+gnome_canvas_shape_ensure_gdk_points (GnomeCanvasShapePrivGdk *gdk, gint num)
+{
+	if (gdk->len_points < gdk->num_points + num) {
+		gdk->len_points = MAX (gdk->len_points + GDK_POINTS_BLOCK, gdk->len_points + num);
+		gdk->points = g_renew (GdkPoint, gdk->points, gdk->len_points);
+	}
+}
+
+static void
+gnome_canvas_shape_update_gdk (GnomeCanvasShape * shape, double * affine, ArtSVP * clip, int flags)
+{
+	GnomeCanvasShapePriv * priv;
+	GnomeCanvasShapePrivGdk * gdk;
+	int x1 = 0, y1 = 0, x2 = 0, y2 = 0;
+	gboolean bbox_set = FALSE;
+	gint width = 0; /* silence gcc */
+	
+	g_assert (!((GnomeCanvasItem *) shape)->canvas->aa);
+
+	priv = shape->priv;
+	gdk = priv->gdk;
+	g_assert (gdk != NULL);
+
+	if (priv->outline_set) {
+		GdkLineStyle style;
+
+		if (priv->width_pixels) {
+			width = (int) floor (priv->width + 0.5);
+			/* Never select 0 pixels unless the user asked for it,
+			 * since that is the X11 zero width lines are non-specified */
+			if (priv->width_pixels != 0 && width == 0) {
+				width = 1;
+			}
+		} else {
+			width = (int) floor ((priv->width * priv->scale) + 0.5);
+			/* Never select 0 pixels unless the user asked for it,
+			 * since that is the X11 zero width lines are non-speciifed */
+			if (priv->width != 0 && width == 0) {
+				width = 1;
+			}
+		}
+
+		/* If dashed, set it in GdkGC */
+
+		if ((shape->priv->dash.dash != NULL) && (shape->priv->dash.n_dash > 0)) {
+			gint8 * dash_list;
+			gint i;
+
+			dash_list = g_new (gint8, shape->priv->dash.n_dash);
+
+			for (i = 0; i < priv->dash.n_dash; i++) {
+				dash_list[i] = (gint8) shape->priv->dash.dash[i];
+			}
+
+			gdk_gc_set_dashes (gdk->outline_gc,
+				(gint) priv->dash.offset,
+				dash_list,
+				priv->dash.n_dash);
+
+			g_free (dash_list);
+
+			style = GDK_LINE_ON_OFF_DASH;
+		} else {
+			style = GDK_LINE_SOLID;
+		}
+
+		/* Set line width, cap, join */
+		if(gdk->outline_gc) {
+			
+			gdk_gc_set_line_attributes (gdk->outline_gc,
+						    width,
+						    style,
+						    priv->cap,
+						    priv->join);
+			
+			/* Colors and stipples */
+			set_gc_foreground (gdk->outline_gc, gdk->outline_pixel);
+			set_stipple (gdk->outline_gc, &gdk->outline_stipple, gdk->outline_stipple, TRUE);
+		}
+	}
+
+	if (priv->fill_set) {
+
+		/* Colors and stipples */
+		if(gdk->fill_gc) {
+			set_gc_foreground (gdk->fill_gc, gdk->fill_pixel);
+			set_stipple (gdk->fill_gc, &gdk->fill_stipple, gdk->fill_stipple, TRUE);
+		}
+	}
+
+	/* Now the crazy part */
+
+	/* Free existing GdkPoint array */
+
+	if (gdk->points) {
+		g_free (gdk->points);
+		gdk->points = NULL;
+		gdk->len_points = 0;
+		gdk->num_points = 0;
+	}
+
+	/* Free subpath lists */
+
+	while (gdk->closed_paths) gdk->closed_paths = g_slist_remove (gdk->closed_paths, gdk->closed_paths->data);
+	while (gdk->open_paths) gdk->open_paths = g_slist_remove (gdk->open_paths, gdk->open_paths->data);
+
+	/* Calcualte new GdkPoints array and subpath lists */
+
+	if (priv->path) {
+		GnomeCanvasPathDef * apath, * cpath, * opath;
+		ArtBpath * abpath;
+		GSList * clist, * olist;
+		gint pos;
+
+#if 0
+		/* Allocate array */
+		gdk->num_points = gnome_canvas_path_def_length (priv->path) * 1000 - 1;
+		gdk->points = g_new (GdkPoint, gdk->num_points);
+		g_print ("Points %d\n", gdk->num_points);
+		/* Transform path */
+#endif
+
+		abpath = art_bpath_affine_transform (gnome_canvas_path_def_bpath (priv->path), affine);
+		apath = gnome_canvas_path_def_new_from_bpath (abpath);
+
+		/* Split path into open and closed parts */
+
+		cpath = gnome_canvas_path_def_closed_parts (apath);
+		opath = gnome_canvas_path_def_open_parts (apath);
+		gnome_canvas_path_def_unref (apath);
+
+		/* Split partial paths into subpaths */
+
+		clist = gnome_canvas_path_def_split (cpath);
+		gnome_canvas_path_def_unref (cpath);
+		olist = gnome_canvas_path_def_split (opath);
+		gnome_canvas_path_def_unref (opath);
+
+		pos = 0;
+
+		/* Fill GdkPoints and add subpaths to list: closed subpaths */
+
+		while (clist) {
+			GnomeCanvasPathDef * path;
+			ArtBpath * bpath;
+			ArtVpath * vpath;
+			gint len, i;
+
+			path = (GnomeCanvasPathDef *) clist->data;
+			bpath = gnome_canvas_path_def_bpath (path);
+			vpath = art_bez_path_to_vec (bpath, 0.1);
+			for (len = 0; vpath[len].code != ART_END; len++) ;
+
+			gnome_canvas_shape_ensure_gdk_points (gdk, len);
+			for (i = 0; i < len; i++) {
+				gdk->points[pos + i].x = (gint) floor (vpath[i].x + 0.5);
+				gdk->points[pos + i].y = (gint) floor (vpath[i].y + 0.5);
+
+				if (bbox_set) {
+					x1 = MIN (x1, gdk->points[pos + i].x);
+					x2 = MAX (x2, gdk->points[pos + i].x);
+					y1 = MIN (y1, gdk->points[pos + i].y);
+					y2 = MAX (y2, gdk->points[pos + i].y);
+				} else {
+					bbox_set = TRUE;
+					x1 = x2 = gdk->points[pos + i].x;
+					y1 = y2 = gdk->points[pos + i].y;
+				}
+			}
+			gdk->num_points += len;
+
+			art_free (vpath);
+
+			if (len > 0) {
+				pos += len;
+				gdk->closed_paths = g_slist_append (gdk->closed_paths, GINT_TO_POINTER (len));
+			}
+
+			gnome_canvas_path_def_unref (path);
+			clist = g_slist_remove (clist, clist->data);
+		}
+
+		/* Fill GdkPoints and add subpaths to list: open subpaths */
+
+		while (olist) {
+			GnomeCanvasPathDef * path;
+			ArtBpath * bpath;
+			ArtVpath * vpath;
+			gint len, i;
+
+			path = (GnomeCanvasPathDef *) olist->data;
+			bpath = gnome_canvas_path_def_bpath (path);
+			vpath = art_bez_path_to_vec (bpath, 0.1);
+			for (len = 0; vpath[len].code != ART_END; len++) ;
+
+			gnome_canvas_shape_ensure_gdk_points (gdk, len);
+			for (i = 0; i < len; i++) {
+				gdk->points[pos + i].x = (gint) floor (vpath[i].x + 0.5);
+				gdk->points[pos + i].y = (gint) floor (vpath[i].y + 0.5);
+				
+				if (bbox_set) {
+					x1 = MIN (x1, gdk->points[pos + i].x);
+					x2 = MAX (x2, gdk->points[pos + i].x);
+					y1 = MIN (y1, gdk->points[pos + i].y);
+					y2 = MAX (y2, gdk->points[pos + i].y);
+				} else {
+					bbox_set = TRUE;
+					x1 = x2 = gdk->points[pos + i].x;
+					y1 = y2 = gdk->points[pos + i].y;
+				}
+			}
+			gdk->num_points += len;
+
+			art_free (vpath);
+
+			if (len > 0) {
+				pos += len;
+				gdk->open_paths = g_slist_append (gdk->open_paths, GINT_TO_POINTER (len));
+			}
+
+			gnome_canvas_path_def_unref (path);
+			olist = g_slist_remove (olist, olist->data);
+		}
+
+	}
+
+	if (bbox_set) {
+		if (priv->outline_set) {
+			int stroke_border = (priv->join == GDK_JOIN_MITER)
+				? ceil (10.43*width/2) /* 10.43 is the miter limit for X11 */
+				: ceil (width/2);
+			x1 -= stroke_border;
+			x2 += stroke_border;
+			y1 -= stroke_border;
+			y2 += stroke_border;
+		}
+		
+		gnome_canvas_update_bbox (GNOME_CANVAS_ITEM (shape),
+					  x1, y1,
+					  x2 + 1, y2 + 1);
+	}
+	
+}
+
+static void
+gnome_canvas_shape_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	GnomeCanvasShape * shape;
+	GnomeCanvasShapePriv * priv;
+	ArtSVP * svp;
+
+	shape = GNOME_CANVAS_SHAPE (item);
+
+	priv = shape->priv;
+
+	/* Common part */
+	if (parent_class->update) {
+		(* parent_class->update) (item, affine, clip_path, flags);
+	}
+
+	/* Outline width */
+	shape->priv->scale = art_affine_expansion (affine);
+
+	/* Reset bbox */
+	if (item->canvas->aa) {
+		gnome_canvas_item_reset_bounds (item);
+	}
+	
+	/* Clipped fill SVP */
+
+	if ((priv->fill_set) && (priv->path) && (gnome_canvas_path_def_any_closed (priv->path))) {
+		GnomeCanvasPathDef * cpath;
+		ArtSvpWriter *swr;
+		ArtVpath *vpath;
+		ArtBpath *abp;
+		ArtSVP *svp2;
+
+		/* Get closed part of path */
+
+		cpath = gnome_canvas_path_def_closed_parts (shape->priv->path);
+		abp = art_bpath_affine_transform (gnome_canvas_path_def_bpath (cpath), affine);
+		gnome_canvas_path_def_unref (cpath);
+
+		/* Render, until SVP */
+
+		vpath = art_bez_path_to_vec (abp, 0.1);
+		art_free (abp);
+
+		svp = art_svp_from_vpath (vpath);
+		art_free (vpath);
+
+		swr = art_svp_writer_rewind_new (shape->priv->wind);
+		art_svp_intersector (svp, swr);
+
+		svp2 = art_svp_writer_rewind_reap (swr);
+		art_svp_free (svp);
+
+		if (item->canvas->aa) {
+			/* Update clipped path */
+			gnome_canvas_item_update_svp_clip (item,
+							   &shape->priv->fill_svp,
+							   svp2,
+							   clip_path);
+		} else {
+			if (priv->fill_svp) {
+				art_svp_free (priv->fill_svp);
+				priv->fill_svp = NULL;
+			}
+			/* No clipping */
+			shape->priv->fill_svp = svp2;
+		}
+	}
+
+	if (priv->outline_set && priv->path && !gnome_canvas_path_def_is_empty (priv->path)) {
+		gdouble width;
+		ArtBpath * abp;
+		ArtVpath * vpath;
+
+		/* Set linewidth */
+
+		if (priv->width_pixels) {
+			width = priv->width;
+		} else {
+			width = priv->width * priv->scale;
+		}
+		
+		if (width < 0.5) width = 0.5;
+		
+		/* Render full path until vpath */
+
+		abp = art_bpath_affine_transform (gnome_canvas_path_def_bpath (priv->path), affine);
+
+		vpath = art_bez_path_to_vec (abp, 0.1);
+		art_free (abp);
+
+		/* If dashed, apply dash */
+
+		if (priv->dash.dash != NULL)
+		{
+			ArtVpath *old = vpath;
+			
+			vpath = art_vpath_dash (old, &priv->dash);
+			art_free (old);
+		}
+		
+		/* Stroke vpath to SVP */
+
+		svp = art_svp_vpath_stroke (vpath,
+					    gnome_canvas_join_gdk_to_art (priv->join),
+					    gnome_canvas_cap_gdk_to_art (priv->cap),
+					    width,
+					    priv->miterlimit,
+					    0.25);
+		art_free (vpath);
+
+		if (item->canvas->aa) {
+			/* Update clipped */
+			gnome_canvas_item_update_svp_clip (item, &priv->outline_svp, svp, clip_path);
+		} else {
+			if (priv->outline_svp) {
+				art_svp_free (priv->outline_svp);
+				priv->outline_svp = NULL;
+			}
+			/* No clipping (yet) */
+			shape->priv->outline_svp = svp;
+		}
+	}
+
+	/* Gdk requires additional handling */
+	
+	if (!item->canvas->aa) {
+		gnome_canvas_shape_update_gdk (shape, affine, clip_path, flags);
+	}
+}
+
+static double
+gnome_canvas_shape_point (GnomeCanvasItem *item, double x, double y,
+			    int cx, int cy, GnomeCanvasItem **actual_item)
+{
+	GnomeCanvasShape *shape;
+	double dist;
+	int wind;
+
+#if 0
+	/* fixme: This is just for debugging, canvas should ensure that */
+	/* fixme: IF YOU ARE SURE THAT IT IS CORRECT BEHAVIOUR, you can remove warning */
+	/* fixme: and make it to return silently */
+	g_return_val_if_fail (!item->canvas->need_update, 1e18);
+#endif
+
+	shape = GNOME_CANVAS_SHAPE (item);
+
+	/* todo: update? */
+	if (shape->priv->fill_set && shape->priv->fill_svp) {
+		wind = art_svp_point_wind (shape->priv->fill_svp, cx, cy);
+		if ((shape->priv->wind == ART_WIND_RULE_NONZERO) && (wind != 0)) {
+			*actual_item = item;
+			return 0.0;
+		}
+		if ((shape->priv->wind == ART_WIND_RULE_ODDEVEN) && ((wind & 0x1) != 0)) {
+			*actual_item = item;
+			return 0.0;
+		}
+	}
+
+	if (shape->priv->outline_set && shape->priv->outline_svp) {
+		wind = art_svp_point_wind (shape->priv->outline_svp, cx, cy);
+		if (wind) {
+			*actual_item = item;
+			return 0.0;
+		}
+	}
+
+	if (shape->priv->outline_set && shape->priv->outline_svp) {
+		dist = art_svp_point_dist (shape->priv->outline_svp, cx, cy);
+	} else if (shape->priv->fill_set && shape->priv->outline_svp) {
+		dist = art_svp_point_dist (shape->priv->fill_svp, cx, cy);
+	} else {
+		return 1e12;
+	}
+
+	*actual_item = item;
+
+	return dist;
+}
+
+/* Helpers */
+
+/* Get 32bit rgba color from GdkColor */
+
+static guint32
+get_rgba_from_color (GdkColor * color)
+{
+	return ((color->red & 0xff00) << 16) | ((color->green & 0xff00) << 8) | (color->blue & 0xff00) | 0xff;
+}
+
+/* Get Gdk pixel value from 32bit rgba color */
+
+static gulong
+get_pixel_from_rgba (GnomeCanvasItem *item, guint32 rgba_color)
+{
+	return gnome_canvas_get_color_pixel (item->canvas, rgba_color);
+}
+
+/* Convenience function to set a GC's foreground color to the specified pixel value */
+
+static void
+set_gc_foreground (GdkGC *gc, gulong pixel)
+{
+	GdkColor c;
+
+	g_assert (gc != NULL);
+
+	c.pixel = pixel;
+
+	gdk_gc_set_foreground (gc, &c);
+}
+
+/* Sets the stipple pattern for the specified gc */
+
+static void
+set_stipple (GdkGC *gc, GdkBitmap **internal_stipple, GdkBitmap *stipple, int reconfigure)
+{
+	if (*internal_stipple && !reconfigure)
+		gdk_bitmap_unref (*internal_stipple);
+
+	*internal_stipple = stipple;
+	if (stipple && !reconfigure)
+		gdk_bitmap_ref (stipple);
+
+	if (gc) {
+		if (stipple) {
+			gdk_gc_set_stipple (gc, stipple);
+			gdk_gc_set_fill (gc, GDK_STIPPLED);
+		} else
+			gdk_gc_set_fill (gc, GDK_SOLID);
+	}
+}
+
+/* Creates private Gdk struct, if not present */
+/* We cannot do it during ::init, as we have to know canvas */
+
+static void
+gcbp_ensure_gdk (GnomeCanvasShape * shape)
+{
+	g_assert (!((GnomeCanvasItem *) shape)->canvas->aa);
+
+	if (!shape->priv->gdk) {
+		GnomeCanvasShapePrivGdk * gdk;
+
+		gdk = g_new (GnomeCanvasShapePrivGdk, 1);
+
+		gdk->fill_pixel = get_pixel_from_rgba ((GnomeCanvasItem *) shape, shape->priv->fill_rgba);
+		gdk->outline_pixel = get_pixel_from_rgba ((GnomeCanvasItem *) shape, shape->priv->outline_rgba);
+
+		gdk->fill_stipple = NULL;
+		gdk->outline_stipple = NULL;
+
+		gdk->fill_gc = NULL;
+		gdk->outline_gc = NULL;
+
+		gdk->len_points = 0;
+		gdk->num_points = 0;
+		gdk->points = NULL;
+		gdk->closed_paths = NULL;
+		gdk->open_paths = NULL;
+
+		gdk->ctx = NULL;
+
+		shape->priv->gdk = gdk;
+	}
+}
+
+/* Destroy private Gdk struct */
+/* It is here, to make ::destroy implementation shorter :) */
+
+static void
+gcbp_destroy_gdk (GnomeCanvasShape * shape)
+{
+	GnomeCanvasShapePrivGdk * gdk;
+
+	g_assert (!((GnomeCanvasItem *)shape)->canvas->aa);
+
+	gdk = shape->priv->gdk;
+
+	if (gdk) {
+		g_assert (!gdk->fill_gc);
+		g_assert (!gdk->outline_gc);
+
+		if (gdk->fill_stipple)
+			gdk_bitmap_unref (gdk->fill_stipple);
+
+		if (gdk->outline_stipple)
+			gdk_bitmap_unref (gdk->outline_stipple);
+
+		if (gdk->points)
+			g_free (gdk->points);
+
+		while (gdk->closed_paths)
+			gdk->closed_paths = g_slist_remove (gdk->closed_paths, gdk->closed_paths->data);
+		while (gdk->open_paths)
+			gdk->open_paths = g_slist_remove (gdk->open_paths, gdk->open_paths->data);
+
+		if (gdk->ctx)
+			gcbp_draw_ctx_unref (gdk->ctx);
+
+		g_free (gdk);
+
+		shape->priv->gdk = NULL;
+	}
+}
+
+/*
+ * Ensure, that per-canvas Ctx struct is present and bitmaps are
+ * big enough, to mask full redraw area. Ctx is refcounted and
+ * defined as "BpathDrawCtx" data member on parent canvas
+ */
+
+static void
+gcbp_ensure_mask (GnomeCanvasShape * shape, gint width, gint height)
+{
+	GnomeCanvasShapePrivGdk * gdk;
+	GCBPDrawCtx * ctx;
+
+	gdk = shape->priv->gdk;
+	g_assert (gdk != NULL);
+	ctx = gdk->ctx;
+
+	if (!ctx) {
+		/* Ctx is not yet defined for us */
+
+		GnomeCanvas * canvas;
+
+		canvas = GNOME_CANVAS_ITEM (shape)->canvas;
+
+		ctx = g_object_get_data (G_OBJECT (canvas), "BpathDrawCtx");
+
+		if (!ctx) {
+			/* Ctx is not defined for parent canvas yet */
+
+			ctx = g_new (GCBPDrawCtx, 1);
+
+			ctx->refcount = 1;
+			ctx->canvas = canvas;
+			ctx->width = 0;
+			ctx->height = 0;
+
+			ctx->mask = NULL;
+			ctx->clip = NULL;
+
+			ctx->clear_gc = NULL;
+			ctx->xor_gc = NULL;
+
+			g_object_set_data (G_OBJECT (canvas), "BpathDrawCtx", ctx);
+
+		} else {
+			ctx->refcount++;
+		}
+
+		gdk->ctx = ctx;
+
+	}
+
+	/* Now we are sure, that ctx is present and properly refcounted */
+
+	if ((width > ctx->width) || (height > ctx->height)) {
+		/* Ctx is too small */
+
+		GdkWindow * window;
+
+		window = ((GtkWidget *) (((GnomeCanvasItem *) shape)->canvas))->window;
+
+		if (ctx->clear_gc) gdk_gc_unref (ctx->clear_gc);
+		if (ctx->xor_gc) gdk_gc_unref (ctx->xor_gc);
+		if (ctx->mask) gdk_bitmap_unref (ctx->mask);
+		if (ctx->clip) gdk_bitmap_unref (ctx->clip);
+
+		ctx->mask = gdk_pixmap_new (window, width, height, 1);
+		ctx->clip = NULL;
+
+		ctx->clear_gc = gdk_gc_new (ctx->mask);
+		gdk_gc_set_function (ctx->clear_gc, GDK_CLEAR);
+
+		ctx->xor_gc = gdk_gc_new (ctx->mask);
+		gdk_gc_set_function (ctx->xor_gc, GDK_INVERT);
+	}
+}
+
+/* It is cleaner to have it here, not in parent function */
+
+static void
+gcbp_draw_ctx_unref (GCBPDrawCtx * ctx)
+{
+	if (--ctx->refcount < 1) {
+		if (ctx->clear_gc)
+			gdk_gc_unref (ctx->clear_gc);
+		if (ctx->xor_gc)
+			gdk_gc_unref (ctx->xor_gc);
+
+		if (ctx->mask)
+			gdk_bitmap_unref (ctx->mask);
+		if (ctx->clip)
+			gdk_bitmap_unref (ctx->clip);
+		
+		g_object_set_data (G_OBJECT (ctx->canvas), "BpathDrawCtx", NULL);
+		g_free (ctx);
+	}
+}
+
+static void
+gnome_canvas_shape_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2)
+{
+	GnomeCanvasShape * shape;
+	GnomeCanvasShapePriv * priv;
+	ArtDRect bbox;
+	ArtSVP * svp;
+
+	shape = GNOME_CANVAS_SHAPE (item);
+
+	priv = shape->priv;
+
+	bbox.x0 = *x1;
+	bbox.y0 = *y1;
+	bbox.x1 = *x2;
+	bbox.y1 = *y2;
+
+	if (priv->outline_set && priv->path && !gnome_canvas_path_def_is_empty (priv->path)) {
+		gdouble width;
+		ArtVpath * vpath;
+
+		/* Set linewidth */
+
+		if (priv->width_pixels) {
+			width = priv->width;
+		} else {
+			width = priv->width * priv->scale;
+		}
+		
+		if (width < 0.5) width = 0.5;
+		
+		/* Render full path until vpath */
+
+		vpath = art_bez_path_to_vec (gnome_canvas_path_def_bpath (priv->path), 0.1);
+
+		/* If dashed, apply dash */
+
+		if (priv->dash.dash != NULL)
+		{
+			ArtVpath *old = vpath;
+			
+			vpath = art_vpath_dash (old, &priv->dash);
+			art_free (old);
+		}
+		
+		/* Stroke vpath to SVP */
+
+		svp = art_svp_vpath_stroke (vpath,
+					    gnome_canvas_join_gdk_to_art (priv->join),
+					    gnome_canvas_cap_gdk_to_art (priv->cap),
+					    width,
+					    priv->miterlimit,
+					    0.25);
+		art_free (vpath);
+		art_drect_svp (&bbox, svp);
+		art_svp_free (svp);
+	} else if ((priv->fill_set) && (priv->path) && (gnome_canvas_path_def_any_closed (priv->path))) {
+		GnomeCanvasPathDef *cpath;
+		ArtSvpWriter *swr;
+		ArtVpath *vpath;
+		ArtSVP *svp2;
+
+		/* Get closed part of path */
+		cpath = gnome_canvas_path_def_closed_parts (shape->priv->path);
+		/* Render, until SVP */
+		vpath = art_bez_path_to_vec (gnome_canvas_path_def_bpath (cpath), 0.1);
+		gnome_canvas_path_def_unref (cpath);
+
+		svp = art_svp_from_vpath (vpath);
+		art_free (vpath);
+		
+		swr = art_svp_writer_rewind_new (shape->priv->wind);
+		art_svp_intersector (svp, swr);
+		
+		svp2 = art_svp_writer_rewind_reap (swr);
+		art_svp_free (svp);
+  
+		art_drect_svp (&bbox, svp2);
+		art_svp_free (svp2);
+	}
+
+	*x1 = bbox.x0;
+	*y1 = bbox.y0;
+	*x2 = bbox.x1;
+	*y2 = bbox.y1;
+}
diff --git a/src/libgnomecanvas/gnome-canvas-shape.h b/src/libgnomecanvas/gnome-canvas-shape.h
new file mode 100644
index 0000000..d645465
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-shape.h
@@ -0,0 +1,81 @@
+/* Generic bezier shape item for GnomeCanvas
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ * Copyright (C) 1998,1999 The Free Software Foundation
+ *
+ * Authors: Federico Mena <federico@nuclecu.unam.mx>
+ *          Raph Levien <raph@acm.org>
+ *          Lauris Kaplinski <lauris@ximian.com>
+ *          Rusty Conover <rconover@bangtail.net>
+ */
+
+#ifndef GNOME_CANVAS_SHAPE_H
+#define GNOME_CANVAS_SHAPE_H
+
+#include <libgnomecanvas/gnome-canvas.h>
+#include <libgnomecanvas/gnome-canvas-path-def.h>
+
+G_BEGIN_DECLS
+
+
+/* Shape item for the canvas.
+ *
+ * The following object arguments are available:
+ *
+ * name			type			read/write	description
+ * ------------------------------------------------------------------------------------------
+ * fill_color		string			W		X color specification for fill color,
+ *								or NULL pointer for no color (transparent).
+ * fill_color_gdk	GdkColor*		RW		Allocated GdkColor for fill.
+ * outline_color	string			W		X color specification for outline color,
+ *								or NULL pointer for no color (transparent).
+ * outline_color_gdk	GdkColor*		RW		Allocated GdkColor for outline.
+ * fill_stipple		GdkBitmap*		RW		Stipple pattern for fill
+ * outline_stipple	GdkBitmap*		RW		Stipple pattern for outline
+ * width_pixels		uint			RW		Width of the outline in pixels.  The outline will
+ *								not be scaled when the canvas zoom factor is changed.
+ * width_units		double			RW		Width of the outline in canvas units.  The outline
+ *								will be scaled when the canvas zoom factor is changed.
+ * cap_style		GdkCapStyle		RW		Cap ("endpoint") style for the bpath.
+ * join_style		GdkJoinStyle		RW		Join ("vertex") style for the bpath.
+ * wind                 ArtWindRule             RW              Winding rule for the bpath.
+ * dash			ArtVpathDash		RW		Dashing pattern
+ * miterlimit		double			RW		Minimum angle between segments, where miter join
+ *								rule is applied.
+ */
+
+#define GNOME_TYPE_CANVAS_SHAPE            (gnome_canvas_shape_get_type ())
+#define GNOME_CANVAS_SHAPE(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_SHAPE, GnomeCanvasShape))
+#define GNOME_CANVAS_SHAPE_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_SHAPE, GnomeCanvasShapeClass))
+#define GNOME_IS_CANVAS_SHAPE(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_SHAPE))
+#define GNOME_IS_CANVAS_SHAPE_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_SHAPE))
+
+
+typedef struct _GnomeCanvasShape GnomeCanvasShape;
+typedef struct _GnomeCanvasShapePriv GnomeCanvasShapePriv;
+typedef struct _GnomeCanvasShapeClass GnomeCanvasShapeClass;
+
+struct _GnomeCanvasShape {
+	GnomeCanvasItem item;
+
+	GnomeCanvasShapePriv *priv;	/* Private data */
+};
+
+struct _GnomeCanvasShapeClass {
+	GnomeCanvasItemClass parent_class;
+};
+
+
+/* WARNING! These are not usable from modifying shapes from user programs */
+/* These are meant, to set master shape from subclass ::update method */
+void gnome_canvas_shape_set_path_def (GnomeCanvasShape *shape, GnomeCanvasPathDef *def);
+GnomeCanvasPathDef *gnome_canvas_shape_get_path_def (GnomeCanvasShape *shape);
+
+/* Standard Gtk function */
+GType gnome_canvas_shape_get_type (void) G_GNUC_CONST;
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-text.c b/src/libgnomecanvas/gnome-canvas-text.c
new file mode 100644
index 0000000..1213e9c
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-text.c
@@ -0,0 +1,1740 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * $Id: gnome-canvas-text.c 1192 2006-11-22 12:28:00Z herzi $
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Text item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas
+ * widget.  Tk is copyrighted by the Regents of the University of California,
+ * Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ * Port to Pango co-done by Gergõ Érdi <cactus@cactus.rulez.org>
+ */
+
+#include <config.h>
+#include <math.h>
+#include <string.h>
+#include "gnome-canvas-text.h"
+#include <pango/pangoft2.h>
+
+#include "libart_lgpl/art_affine.h"
+#include "libart_lgpl/art_rgb_a_affine.h"
+#include "libart_lgpl/art_rgb.h"
+#include "libart_lgpl/art_rgb_bitmap_affine.h"
+#include "gnome-canvas-util.h"
+#include "gnome-canvas-i18n.h"
+
+
+
+/* Object argument IDs */
+enum {
+	PROP_0,
+
+	/* Text contents */
+	PROP_TEXT,
+	PROP_MARKUP,
+
+	/* Position */
+	PROP_X,
+	PROP_Y,
+
+	/* Font */
+	PROP_FONT,
+	PROP_FONT_DESC,
+	PROP_FAMILY, PROP_FAMILY_SET,
+	
+	/* Style */
+	PROP_ATTRIBUTES,
+	PROP_STYLE,         PROP_STYLE_SET,
+	PROP_VARIANT,       PROP_VARIANT_SET,
+	PROP_WEIGHT,        PROP_WEIGHT_SET,
+	PROP_STRETCH,	    PROP_STRETCH_SET,
+	PROP_SIZE,          PROP_SIZE_SET,
+	PROP_SIZE_POINTS,
+	PROP_STRIKETHROUGH, PROP_STRIKETHROUGH_SET,
+	PROP_UNDERLINE,     PROP_UNDERLINE_SET,
+	PROP_RISE,          PROP_RISE_SET,
+	PROP_SCALE,         PROP_SCALE_SET,
+
+	/* Clipping */
+	PROP_ANCHOR,
+	PROP_JUSTIFICATION,
+	PROP_CLIP_WIDTH,
+	PROP_CLIP_HEIGHT,
+	PROP_CLIP,
+	PROP_X_OFFSET,
+	PROP_Y_OFFSET,
+
+	/* Coloring */
+	PROP_FILL_COLOR,
+	PROP_FILL_COLOR_GDK,
+	PROP_FILL_COLOR_RGBA,
+	PROP_FILL_STIPPLE,
+
+	/* Rendered size accessors */
+	PROP_TEXT_WIDTH,
+	PROP_TEXT_HEIGHT
+};
+
+struct _GnomeCanvasTextPrivate {
+	guint render_dirty : 1;
+	FT_Bitmap bitmap;
+};
+
+
+static void gnome_canvas_text_class_init (GnomeCanvasTextClass *class);
+static void gnome_canvas_text_init (GnomeCanvasText *text);
+static void gnome_canvas_text_destroy (GtkObject *object);
+static void gnome_canvas_text_set_property (GObject            *object,
+					    guint               param_id,
+					    const GValue       *value,
+					    GParamSpec         *pspec);
+static void gnome_canvas_text_get_property (GObject            *object,
+					    guint               param_id,
+					    GValue             *value,
+					    GParamSpec         *pspec);
+
+static void gnome_canvas_text_update (GnomeCanvasItem *item, double *affine,
+				      ArtSVP *clip_path, int flags);
+static void gnome_canvas_text_realize (GnomeCanvasItem *item);
+static void gnome_canvas_text_unrealize (GnomeCanvasItem *item);
+static void gnome_canvas_text_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
+				    int x, int y, int width, int height);
+static double gnome_canvas_text_point (GnomeCanvasItem *item, double x, double y, int cx, int cy,
+				       GnomeCanvasItem **actual_item);
+static void gnome_canvas_text_bounds (GnomeCanvasItem *item,
+				      double *x1, double *y1, double *x2, double *y2);
+static void gnome_canvas_text_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf);
+
+static void gnome_canvas_text_set_markup (GnomeCanvasText *textitem,
+					  const gchar     *markup);
+
+static void gnome_canvas_text_set_font_desc    (GnomeCanvasText *textitem,
+					        PangoFontDescription *font_desc);
+
+static void gnome_canvas_text_apply_font_desc  (GnomeCanvasText *textitem);
+static void gnome_canvas_text_apply_attributes (GnomeCanvasText *textitem);
+
+static void add_attr (PangoAttrList  *attr_list,
+		      PangoAttribute *attr);
+
+static GnomeCanvasItemClass *parent_class;
+
+
+
+/**
+ * gnome_canvas_text_get_type:
+ * @void: 
+ * 
+ * Registers the &GnomeCanvasText class if necessary, and returns the type ID
+ * associated to it.
+ * 
+ * Return value: The type ID of the &GnomeCanvasText class.
+ **/
+GType
+gnome_canvas_text_get_type (void)
+{
+	static GType text_type;
+
+	if (!text_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasTextClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_text_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasText),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_text_init,
+			NULL			/* value_table */
+		};
+
+		text_type = g_type_register_static (GNOME_TYPE_CANVAS_ITEM, "GnomeCanvasText",
+						    &object_info, 0);
+	}
+
+	return text_type;
+}
+
+/* Class initialization function for the text item */
+static void
+gnome_canvas_text_class_init (GnomeCanvasTextClass *class)
+{
+	GObjectClass *gobject_class;
+	GtkObjectClass *object_class;
+	GnomeCanvasItemClass *item_class;
+
+	gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+	item_class = (GnomeCanvasItemClass *) class;
+
+	parent_class = g_type_class_peek_parent (class);
+
+	gobject_class->set_property = gnome_canvas_text_set_property;
+	gobject_class->get_property = gnome_canvas_text_get_property;
+
+	/* Text */
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_TEXT,
+                 g_param_spec_string ("text",
+				      _("Text"),
+				      _("Text to render"),
+                                      NULL,
+                                      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_MARKUP,
+                 g_param_spec_string ("markup",
+				      _("Markup"),
+				      _("Marked up text to render"),
+				      NULL,
+                                      (G_PARAM_WRITABLE)));
+
+	/* Position */
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_X,
+                 g_param_spec_double ("x", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_Y,
+                 g_param_spec_double ("y", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+
+	/* Font */
+	g_object_class_install_property
+                (gobject_class,
+                 PROP_FONT,
+                 g_param_spec_string ("font",
+				      _("Font"),
+				      _("Font description as a string"),
+                                      NULL,
+                                      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+	
+        g_object_class_install_property
+		(gobject_class,
+		 PROP_FONT_DESC,
+		 g_param_spec_boxed ("font_desc",
+				     _("Font description"),
+				     _("Font description as a PangoFontDescription struct"),
+				     PANGO_TYPE_FONT_DESCRIPTION,
+				     (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_FAMILY,
+		 g_param_spec_string ("family",
+				      _("Font family"),
+				      _("Name of the font family, e.g. Sans, Helvetica, Times, Monospace"),
+				      NULL,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+	
+	/* Style */
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_ATTRIBUTES,
+                 g_param_spec_boxed ("attributes", NULL, NULL,
+				     PANGO_TYPE_ATTR_LIST,
+				     (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+	
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_STYLE,
+		 g_param_spec_enum ("style",
+				    _("Font style"),
+				    _("Font style"),
+				    PANGO_TYPE_STYLE,
+				    PANGO_STYLE_NORMAL,
+				    G_PARAM_READABLE | G_PARAM_WRITABLE));
+	
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_VARIANT,
+		 g_param_spec_enum ("variant",
+				    _("Font variant"),
+				    _("Font variant"),
+				    PANGO_TYPE_VARIANT,
+				    PANGO_VARIANT_NORMAL,
+				    G_PARAM_READABLE | G_PARAM_WRITABLE));
+	
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_WEIGHT,
+		 g_param_spec_int ("weight",
+				   _("Font weight"),
+				   _("Font weight"),
+				   0,
+				   G_MAXINT,
+				   PANGO_WEIGHT_NORMAL,
+				   G_PARAM_READABLE | G_PARAM_WRITABLE));
+	
+	
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_STRETCH,
+		 g_param_spec_enum ("stretch",
+				    _("Font stretch"),
+				    _("Font stretch"),
+				    PANGO_TYPE_STRETCH,
+				    PANGO_STRETCH_NORMAL,
+				    G_PARAM_READABLE | G_PARAM_WRITABLE));
+	
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_SIZE,
+		 g_param_spec_int ("size",
+				   _("Font size"),
+				   _("Font size (as a multiple of PANGO_SCALE, eg. 12*PANGO_SCALE for a 12pt font size)"),
+				   0,
+				   G_MAXINT,
+				   0,
+				   G_PARAM_READABLE | G_PARAM_WRITABLE));
+	
+	g_object_class_install_property
+		(gobject_class,
+		PROP_SIZE_POINTS,
+		g_param_spec_double ("size_points",
+				     _("Font points"),
+				     _("Font size in points (eg. 12 for a 12pt font size)"),
+				     0.0,
+				     G_MAXDOUBLE,
+				     0.0,
+				     G_PARAM_READABLE | G_PARAM_WRITABLE));  
+	
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_RISE,
+		 g_param_spec_int ("rise",
+				   _("Rise"),
+				   _("Offset of text above the baseline (below the baseline if rise is negative)"),
+				   -G_MAXINT,
+				   G_MAXINT,
+				   0,
+				   G_PARAM_READABLE | G_PARAM_WRITABLE));
+	
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_STRIKETHROUGH,
+		 g_param_spec_boolean ("strikethrough",
+				       _("Strikethrough"),
+				       _("Whether to strike through the text"),
+				       FALSE,
+				       G_PARAM_READABLE | G_PARAM_WRITABLE));
+	
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_UNDERLINE,
+		 g_param_spec_enum ("underline",
+				    _("Underline"),
+				    _("Style of underline for this text"),
+				    PANGO_TYPE_UNDERLINE,
+				    PANGO_UNDERLINE_NONE,
+				    G_PARAM_READABLE | G_PARAM_WRITABLE));
+
+	g_object_class_install_property
+		(gobject_class,
+		 PROP_SCALE,
+		 g_param_spec_double ("scale",
+				      _("Scale"),
+				      _("Size of font, relative to default size"),
+				      0.0,
+				      G_MAXDOUBLE,
+				      1.0,
+				      G_PARAM_READABLE | G_PARAM_WRITABLE));  
+	
+        g_object_class_install_property
+		(gobject_class,
+                 PROP_ANCHOR,
+                 g_param_spec_enum ("anchor", NULL, NULL,
+                                    GTK_TYPE_ANCHOR_TYPE,
+                                    GTK_ANCHOR_CENTER,
+                                    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_JUSTIFICATION,
+                 g_param_spec_enum ("justification", NULL, NULL,
+                                    GTK_TYPE_JUSTIFICATION,
+                                    GTK_JUSTIFY_LEFT,
+                                    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_CLIP_WIDTH,
+                 g_param_spec_double ("clip_width", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_CLIP_HEIGHT,
+                 g_param_spec_double ("clip_height", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_CLIP,
+                 g_param_spec_boolean ("clip", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_X_OFFSET,
+                 g_param_spec_double ("x_offset", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_Y_OFFSET,
+                 g_param_spec_double ("y_offset", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FILL_COLOR,
+                 g_param_spec_string ("fill_color",
+				      _("Color"),
+				      _("Text color, as string"),
+                                      NULL,
+                                      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FILL_COLOR_GDK,
+                 g_param_spec_boxed ("fill_color_gdk",
+				     _("Color"),
+				     _("Text color, as a GdkColor"),
+				     GDK_TYPE_COLOR,
+				     (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FILL_COLOR_RGBA,
+                 g_param_spec_uint ("fill_color_rgba",
+				    _("Color"),
+				    _("Text color, as an R/G/B/A combined integer"),
+				    0, G_MAXUINT, 0,
+				    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_FILL_STIPPLE,
+                 g_param_spec_object ("fill_stipple", NULL, NULL,
+                                      GDK_TYPE_DRAWABLE,
+                                      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_TEXT_WIDTH,
+                 g_param_spec_double ("text_width",
+				      _("Text width"),
+				      _("Width of the rendered text"),
+				      0.0, G_MAXDOUBLE, 0.0,
+				      G_PARAM_READABLE));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_TEXT_HEIGHT,
+                 g_param_spec_double ("text_height",
+				      _("Text height"),
+				      _("Height of the rendered text"),
+				      0.0, G_MAXDOUBLE, 0.0,
+				      G_PARAM_READABLE));
+
+	/* Style props are set (explicitly applied) or not */
+#define ADD_SET_PROP(propname, propval, nick, blurb) g_object_class_install_property (gobject_class, propval, g_param_spec_boolean (propname, nick, blurb, FALSE, G_PARAM_READABLE | G_PARAM_WRITABLE))
+
+	ADD_SET_PROP ("family_set", PROP_FAMILY_SET,
+		      _("Font family set"),
+		      _("Whether this tag affects the font family"));  
+	
+	ADD_SET_PROP ("style_set", PROP_STYLE_SET,
+		      _("Font style set"),
+		      _("Whether this tag affects the font style"));
+	
+	ADD_SET_PROP ("variant_set", PROP_VARIANT_SET,
+		      _("Font variant set"),
+		      _("Whether this tag affects the font variant"));
+	
+	ADD_SET_PROP ("weight_set", PROP_WEIGHT_SET,
+		      _("Font weight set"),
+		      _("Whether this tag affects the font weight"));
+	
+	ADD_SET_PROP ("stretch_set", PROP_STRETCH_SET,
+		      _("Font stretch set"),
+		      _("Whether this tag affects the font stretch"));
+	
+	ADD_SET_PROP ("size_set", PROP_SIZE_SET,
+		      _("Font size set"),
+		      _("Whether this tag affects the font size"));
+	
+	ADD_SET_PROP ("rise_set", PROP_RISE_SET,
+		      _("Rise set"),
+		      _("Whether this tag affects the rise"));
+	
+	ADD_SET_PROP ("strikethrough_set", PROP_STRIKETHROUGH_SET,
+		      _("Strikethrough set"),
+		      _("Whether this tag affects strikethrough"));
+	
+	ADD_SET_PROP ("underline_set", PROP_UNDERLINE_SET,
+		      _("Underline set"),
+		      _("Whether this tag affects underlining"));
+
+	ADD_SET_PROP ("scale_set", PROP_SCALE_SET,
+		      _("Scale set"),
+		      _("Whether this tag affects font scaling"));
+#undef ADD_SET_PROP
+	
+	object_class->destroy = gnome_canvas_text_destroy;
+
+	item_class->update = gnome_canvas_text_update;
+	item_class->realize = gnome_canvas_text_realize;
+	item_class->unrealize = gnome_canvas_text_unrealize;
+	item_class->draw = gnome_canvas_text_draw;
+	item_class->point = gnome_canvas_text_point;
+	item_class->bounds = gnome_canvas_text_bounds;
+	item_class->render = gnome_canvas_text_render;
+}
+
+/* Object initialization function for the text item */
+static void
+gnome_canvas_text_init (GnomeCanvasText *text)
+{
+	text->x = 0.0;
+	text->y = 0.0;
+	text->anchor = GTK_ANCHOR_CENTER;
+	text->justification = GTK_JUSTIFY_LEFT;
+	text->clip_width = 0.0;
+	text->clip_height = 0.0;
+	text->xofs = 0.0;
+	text->yofs = 0.0;
+	text->layout = NULL;
+
+	text->font_desc = NULL;
+	
+	text->underline     = PANGO_UNDERLINE_NONE;
+	text->strikethrough = FALSE;
+	text->rise          = 0;
+	
+	text->underline_set = FALSE;
+	text->strike_set    = FALSE;
+	text->rise_set      = FALSE;
+	
+	text->priv = g_new (GnomeCanvasTextPrivate, 1);
+	text->priv->bitmap.buffer = NULL;
+	text->priv->render_dirty = 1;
+}
+
+/* Destroy handler for the text item */
+static void
+gnome_canvas_text_destroy (GtkObject *object)
+{
+	GnomeCanvasText *text;
+
+	g_return_if_fail (GNOME_IS_CANVAS_TEXT (object));
+
+	text = GNOME_CANVAS_TEXT (object);
+
+	/* remember, destroy can be run multiple times! */
+
+	g_free (text->text);
+	text->text = NULL;
+
+	if (text->layout)
+	    g_object_unref (G_OBJECT (text->layout));
+	text->layout = NULL;
+	
+	if (text->font_desc) {
+		pango_font_description_free (text->font_desc);
+		text->font_desc = NULL;
+	}
+
+	if (text->attr_list)
+		pango_attr_list_unref (text->attr_list);
+	text->attr_list = NULL;
+	
+	if (text->stipple)
+		gdk_bitmap_unref (text->stipple);
+	text->stipple = NULL;
+
+	if (text->priv && text->priv->bitmap.buffer) {
+		g_free (text->priv->bitmap.buffer);		
+	}
+	g_free (text->priv);
+	text->priv = NULL;
+	
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+static void
+get_bounds (GnomeCanvasText *text, double *px1, double *py1, double *px2, double *py2)
+{
+	GnomeCanvasItem *item;
+	double wx, wy;
+
+	item = GNOME_CANVAS_ITEM (text);
+
+	/* Get canvas pixel coordinates for text position */
+
+	
+	wx = text->x;
+	wy = text->y;
+	gnome_canvas_item_i2w (item, &wx, &wy);
+	gnome_canvas_w2c (item->canvas, wx + text->xofs, wy + text->yofs, &text->cx, &text->cy);
+
+	/* Get canvas pixel coordinates for clip rectangle position */
+
+	gnome_canvas_w2c (item->canvas, wx, wy, &text->clip_cx, &text->clip_cy);
+	text->clip_cwidth = text->clip_width * item->canvas->pixels_per_unit;
+	text->clip_cheight = text->clip_height * item->canvas->pixels_per_unit;
+
+	/* Anchor text */
+
+	switch (text->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_SW:
+		break;
+
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_S:
+		text->cx -= text->max_width / 2;
+		text->clip_cx -= text->clip_cwidth / 2;
+		break;
+
+	case GTK_ANCHOR_NE:
+	case GTK_ANCHOR_E:
+	case GTK_ANCHOR_SE:
+		text->cx -= text->max_width;
+		text->clip_cx -= text->clip_cwidth;
+		break;
+
+	default:
+		break;
+	}
+
+	switch (text->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_NE:
+		break;
+
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_E:
+		text->cy -= text->height / 2;
+		text->clip_cy -= text->clip_cheight / 2;
+		break;
+
+	case GTK_ANCHOR_SW:
+	case GTK_ANCHOR_S:
+	case GTK_ANCHOR_SE:
+		text->cy -= text->height;
+		text->clip_cy -= text->clip_cheight;
+		break;
+
+	default:
+		break;
+	}
+
+	/* Bounds */
+
+	if (text->clip) {
+		*px1 = text->clip_cx;
+		*py1 = text->clip_cy;
+		*px2 = text->clip_cx + text->clip_cwidth;
+		*py2 = text->clip_cy + text->clip_cheight;
+	} else {
+		*px1 = text->cx;
+		*py1 = text->cy;
+		*px2 = text->cx + text->max_width;
+		*py2 = text->cy + text->height;
+	}
+}
+
+/* Convenience function to set the text's GC's foreground color */
+static void
+set_text_gc_foreground (GnomeCanvasText *text)
+{
+	GdkColor c;
+
+	if (!text->gc)
+		return;
+
+	c.pixel = text->pixel;
+	gdk_gc_set_foreground (text->gc, &c);
+}
+
+/* Sets the stipple pattern for the text */
+static void
+set_stipple (GnomeCanvasText *text, GdkBitmap *stipple, int reconfigure)
+{
+	if (text->stipple && !reconfigure)
+		gdk_bitmap_unref (text->stipple);
+
+	text->stipple = stipple;
+	if (stipple && !reconfigure)
+		gdk_bitmap_ref (stipple);
+
+	if (text->gc) {
+		if (stipple) {
+			gdk_gc_set_stipple (text->gc, stipple);
+			gdk_gc_set_fill (text->gc, GDK_STIPPLED);
+		} else
+			gdk_gc_set_fill (text->gc, GDK_SOLID);
+	}
+}
+
+static PangoFontMask
+get_property_font_set_mask (guint prop_id)
+{
+  switch (prop_id)
+    {
+    case PROP_FAMILY_SET:
+      return PANGO_FONT_MASK_FAMILY;
+    case PROP_STYLE_SET:
+      return PANGO_FONT_MASK_STYLE;
+    case PROP_VARIANT_SET:
+      return PANGO_FONT_MASK_VARIANT;
+    case PROP_WEIGHT_SET:
+      return PANGO_FONT_MASK_WEIGHT;
+    case PROP_STRETCH_SET:
+      return PANGO_FONT_MASK_STRETCH;
+    case PROP_SIZE_SET:
+      return PANGO_FONT_MASK_SIZE;
+    }
+
+  return 0;
+}
+
+static void
+ensure_font (GnomeCanvasText *text)
+{
+	if (!text->font_desc)
+		text->font_desc = pango_font_description_new ();
+}
+
+/* Set_arg handler for the text item */
+static void
+gnome_canvas_text_set_property (GObject            *object,
+				guint               param_id,
+				const GValue       *value,
+				GParamSpec         *pspec)
+{
+	GnomeCanvasItem *item;
+	GnomeCanvasText *text;
+	GdkColor color = { 0, 0, 0, 0, };
+	GdkColor *pcolor;
+	gboolean color_changed;
+	int have_pixel;
+	PangoAlignment align;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_TEXT (object));
+
+	item = GNOME_CANVAS_ITEM (object);
+	text = GNOME_CANVAS_TEXT (object);
+
+	color_changed = FALSE;
+	have_pixel = FALSE;
+	
+
+	if (!text->layout) {
+
+	        PangoContext *gtk_context, *context;
+		gtk_context = gtk_widget_get_pango_context (GTK_WIDGET (item->canvas));
+		
+	        if (item->canvas->aa)  {
+			PangoLanguage *language;
+			gint	pixels, mm;
+			double	dpi_x;
+			double	dpi_y;
+			
+			pixels = gdk_screen_width ();
+			mm = gdk_screen_width_mm ();
+			dpi_x = (((double) pixels * 25.4) / (double) mm);
+			
+			pixels = gdk_screen_height ();
+			mm = gdk_screen_height_mm ();
+			dpi_y = (((double) pixels * 25.4) / (double) mm);
+			
+		        context = pango_ft2_get_context (dpi_x, dpi_y);
+			language = pango_context_get_language (gtk_context);
+			pango_context_set_language (context, language);
+			pango_context_set_base_dir (context,
+						    pango_context_get_base_dir (gtk_context));
+			pango_context_set_font_description (context,
+							    pango_context_get_font_description (gtk_context));
+			
+		} else
+			context = gtk_context;
+			
+
+		text->layout = pango_layout_new (context);
+		
+	        if (item->canvas->aa)
+		        g_object_unref (G_OBJECT (context));
+	}
+
+	switch (param_id) {
+	case PROP_TEXT:
+		g_free (text->text);
+
+		text->text = g_value_dup_string (value);
+		pango_layout_set_text (text->layout, text->text, -1);
+
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_MARKUP:
+		gnome_canvas_text_set_markup (text,
+					      g_value_get_string (value));
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_X:
+		text->x = g_value_get_double (value);
+		break;
+
+	case PROP_Y:
+		text->y = g_value_get_double (value);
+		break;
+
+	case PROP_FONT: {
+		const char *font_name;
+		PangoFontDescription *font_desc;
+
+		font_name = g_value_get_string (value);
+		if (font_name)
+			font_desc = pango_font_description_from_string (font_name);
+		else
+			font_desc = NULL;
+		
+		gnome_canvas_text_set_font_desc (text, font_desc);
+		if (font_desc)
+			pango_font_description_free (font_desc);
+
+		break;
+	}
+
+	case PROP_FONT_DESC:
+		gnome_canvas_text_set_font_desc (text, g_value_peek_pointer (value));
+		break;
+
+	case PROP_FAMILY:
+	case PROP_STYLE:
+	case PROP_VARIANT:
+	case PROP_WEIGHT:
+	case PROP_STRETCH:
+	case PROP_SIZE:
+	case PROP_SIZE_POINTS:
+		ensure_font (text);
+
+		switch (param_id) {
+		case PROP_FAMILY:
+			pango_font_description_set_family (text->font_desc,
+							   g_value_get_string (value));
+			break;
+		case PROP_STYLE:
+			pango_font_description_set_style (text->font_desc,
+							  g_value_get_enum (value));
+			break;
+		case PROP_VARIANT:
+			pango_font_description_set_variant (text->font_desc,
+							    g_value_get_enum (value));
+			break;
+		case PROP_WEIGHT:
+			pango_font_description_set_weight (text->font_desc,
+							   g_value_get_int (value));
+			break;
+		case PROP_STRETCH:
+			pango_font_description_set_stretch (text->font_desc,
+							    g_value_get_enum (value));
+			break;
+		case PROP_SIZE:
+			/* FIXME: This is bogus! It should be pixels, not points/PANGO_SCALE! */
+			pango_font_description_set_size (text->font_desc,
+							 g_value_get_int (value));
+			break;
+		case PROP_SIZE_POINTS:
+			pango_font_description_set_size (text->font_desc,
+							 g_value_get_double (value) * PANGO_SCALE);
+			break;
+		}
+		
+		gnome_canvas_text_apply_font_desc (text);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_FAMILY_SET:
+	case PROP_STYLE_SET:
+	case PROP_VARIANT_SET:
+	case PROP_WEIGHT_SET:
+	case PROP_STRETCH_SET:
+	case PROP_SIZE_SET:
+		if (!g_value_get_boolean (value) && text->font_desc)
+			pango_font_description_unset_fields (text->font_desc,
+							     get_property_font_set_mask (param_id));
+		break;
+
+	case PROP_SCALE:
+		text->scale = g_value_get_double (value);
+		text->scale_set = TRUE;
+		
+		gnome_canvas_text_apply_font_desc (text);
+		text->priv->render_dirty = 1;
+		break;
+		
+	case PROP_SCALE_SET:
+		text->scale_set = g_value_get_boolean (value);
+		
+		gnome_canvas_text_apply_font_desc (text);
+		text->priv->render_dirty = 1;
+		break;		
+		
+	case PROP_UNDERLINE:
+		text->underline = g_value_get_enum (value);
+		text->underline_set = TRUE;
+		
+		gnome_canvas_text_apply_attributes (text);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_UNDERLINE_SET:
+		text->underline_set = g_value_get_boolean (value);
+		
+		gnome_canvas_text_apply_attributes (text);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_STRIKETHROUGH:
+		text->strikethrough = g_value_get_boolean (value);
+		text->strike_set = TRUE;
+		
+		gnome_canvas_text_apply_attributes (text);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_STRIKETHROUGH_SET:
+		text->strike_set = g_value_get_boolean (value);
+		
+		gnome_canvas_text_apply_attributes (text);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_RISE:
+		text->rise = g_value_get_int (value);
+		text->rise_set = TRUE;
+		
+		gnome_canvas_text_apply_attributes (text);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_RISE_SET:
+		text->rise_set = TRUE;
+		
+		gnome_canvas_text_apply_attributes (text);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_ATTRIBUTES:
+		if (text->attr_list)
+			pango_attr_list_unref (text->attr_list);
+
+		text->attr_list = g_value_peek_pointer (value);
+		pango_attr_list_ref (text->attr_list);
+		
+		gnome_canvas_text_apply_attributes (text);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_ANCHOR:
+		text->anchor = g_value_get_enum (value);
+		break;
+
+	case PROP_JUSTIFICATION:
+		text->justification = g_value_get_enum (value);
+
+		switch (text->justification) {
+		case GTK_JUSTIFY_LEFT:
+		        align = PANGO_ALIGN_LEFT;
+			break;
+		case GTK_JUSTIFY_CENTER:
+		        align = PANGO_ALIGN_CENTER;
+			break;
+		case GTK_JUSTIFY_RIGHT:
+		        align = PANGO_ALIGN_RIGHT;
+			break;
+		default:
+		        /* GTK_JUSTIFY_FILL isn't supported yet. */
+		        align = PANGO_ALIGN_LEFT;
+			break;
+		}		  
+		pango_layout_set_alignment (text->layout, align);
+		text->priv->render_dirty = 1;				
+		break;
+
+	case PROP_CLIP_WIDTH:
+		text->clip_width = fabs (g_value_get_double (value));
+		text->priv->render_dirty = 1;				
+		break;
+
+	case PROP_CLIP_HEIGHT:
+		text->clip_height = fabs (g_value_get_double (value));
+		text->priv->render_dirty = 1;				
+		break;
+
+	case PROP_CLIP:
+		text->clip = g_value_get_boolean (value);
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_X_OFFSET:
+		text->xofs = g_value_get_double (value);
+		break;
+
+	case PROP_Y_OFFSET:
+		text->yofs = g_value_get_double (value);
+		break;
+
+        case PROP_FILL_COLOR: {
+		const char *color_name;
+
+		color_name = g_value_get_string (value);
+		if (color_name) {
+			gdk_color_parse (color_name, &color);
+
+			text->rgba = ((color.red & 0xff00) << 16 |
+				      (color.green & 0xff00) << 8 |
+				      (color.blue & 0xff00) |
+				      0xff);
+			color_changed = TRUE;
+		}
+		text->priv->render_dirty = 1;
+		break;
+	}
+
+	case PROP_FILL_COLOR_GDK:
+		pcolor = g_value_get_boxed (value);
+		if (pcolor) {
+		    GdkColormap *colormap;
+
+		    color = *pcolor;
+		    colormap = gtk_widget_get_colormap (GTK_WIDGET (item->canvas));
+		    gdk_rgb_find_color (colormap, &color);
+		    have_pixel = TRUE;
+		}
+
+		text->rgba = ((color.red & 0xff00) << 16 |
+			      (color.green & 0xff00) << 8|
+			      (color.blue & 0xff00) |
+			      0xff);
+		color_changed = TRUE;
+		break;
+
+        case PROP_FILL_COLOR_RGBA:
+		text->rgba = g_value_get_uint (value);
+		color_changed = TRUE;
+		text->priv->render_dirty = 1;
+		break;
+
+	case PROP_FILL_STIPPLE:
+		set_stipple (text, (GdkBitmap *)g_value_get_object (value), FALSE);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+
+	if (color_changed) {
+		if (have_pixel)
+			text->pixel = color.pixel;
+		else
+			text->pixel = gnome_canvas_get_color_pixel (item->canvas, text->rgba);
+
+		if (!item->canvas->aa)
+			set_text_gc_foreground (text);
+	}
+
+	/* Calculate text dimensions */
+
+	if (text->layout)
+	        pango_layout_get_pixel_size (text->layout,
+					     &text->max_width,
+					     &text->height);
+	else {
+		text->max_width = 0;
+		text->height = 0;
+	}
+	
+	gnome_canvas_item_request_update (item);
+}
+
+/* Get_arg handler for the text item */
+static void
+gnome_canvas_text_get_property (GObject            *object,
+				guint               param_id,
+				GValue             *value,
+				GParamSpec         *pspec)
+{
+	GnomeCanvasText *text;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_TEXT (object));
+
+	text = GNOME_CANVAS_TEXT (object);
+
+	switch (param_id) {
+	case PROP_TEXT:
+		g_value_set_string (value, text->text);
+		break;
+
+	case PROP_X:
+		g_value_set_double (value, text->x);
+		break;
+
+	case PROP_Y:
+		g_value_set_double (value, text->y);
+		break;
+
+	case PROP_FONT:
+	case PROP_FONT_DESC:
+	case PROP_FAMILY:
+	case PROP_STYLE:
+	case PROP_VARIANT:
+	case PROP_WEIGHT:
+	case PROP_STRETCH:
+	case PROP_SIZE:
+	case PROP_SIZE_POINTS:
+		ensure_font (text);
+		
+		switch (param_id) {
+		case PROP_FONT:
+		{
+			/* FIXME GValue imposes a totally gratuitous string copy
+			 * here, we could just hand off string ownership
+			 */
+			gchar *str;
+			
+			str = pango_font_description_to_string (text->font_desc);
+			g_value_set_string (value, str);
+			g_free (str);
+
+			break;
+		}
+			
+		case PROP_FONT_DESC:
+			g_value_set_boxed (value, text->font_desc);
+			break;
+
+		case PROP_FAMILY:
+			g_value_set_string (value, pango_font_description_get_family (text->font_desc));
+			break;
+			
+		case PROP_STYLE:
+			g_value_set_enum (value, pango_font_description_get_style (text->font_desc));
+			break;
+			
+		case PROP_VARIANT:
+			g_value_set_enum (value, pango_font_description_get_variant (text->font_desc));
+			break;
+			
+		case PROP_WEIGHT:
+			g_value_set_int (value, pango_font_description_get_weight (text->font_desc));
+			break;
+			
+		case PROP_STRETCH:
+			g_value_set_enum (value, pango_font_description_get_stretch (text->font_desc));
+			break;
+			
+		case PROP_SIZE:
+			g_value_set_int (value, pango_font_description_get_size (text->font_desc));
+			break;
+			
+		case PROP_SIZE_POINTS:
+			g_value_set_double (value, ((double)pango_font_description_get_size (text->font_desc)) / (double)PANGO_SCALE);
+			break;
+		}
+		break;
+
+	case PROP_FAMILY_SET:
+	case PROP_STYLE_SET:
+	case PROP_VARIANT_SET:
+	case PROP_WEIGHT_SET:
+	case PROP_STRETCH_SET:
+	case PROP_SIZE_SET:
+	{
+		PangoFontMask set_mask = text->font_desc ? pango_font_description_get_set_fields (text->font_desc) : 0;
+		PangoFontMask test_mask = get_property_font_set_mask (param_id);
+		g_value_set_boolean (value, (set_mask & test_mask) != 0);
+
+		break;
+	}
+
+	case PROP_SCALE:
+		g_value_set_double (value, text->scale);
+		break;
+	case PROP_SCALE_SET:
+		g_value_set_boolean (value, text->scale_set);
+		break;
+		
+	case PROP_UNDERLINE:
+		g_value_set_enum (value, text->underline);
+		break;
+	case PROP_UNDERLINE_SET:
+		g_value_set_boolean (value, text->underline_set);
+		break;
+		
+	case PROP_STRIKETHROUGH:
+		g_value_set_boolean (value, text->strikethrough);
+		break;
+	case PROP_STRIKETHROUGH_SET:
+		g_value_set_boolean (value, text->strike_set);
+		break;
+		
+	case PROP_RISE:
+		g_value_set_int (value, text->rise);
+		break;
+	case PROP_RISE_SET:
+		g_value_set_boolean (value, text->rise_set);
+		break;
+		
+	case PROP_ATTRIBUTES:
+		g_value_set_boxed (value, text->attr_list);
+		break;
+
+	case PROP_ANCHOR:
+		g_value_set_enum (value, text->anchor);
+		break;
+
+	case PROP_JUSTIFICATION:
+		g_value_set_enum (value, text->justification);
+		break;
+
+	case PROP_CLIP_WIDTH:
+		g_value_set_double (value, text->clip_width);
+		break;
+
+	case PROP_CLIP_HEIGHT:
+		g_value_set_double (value, text->clip_height);
+		break;
+
+	case PROP_CLIP:
+		g_value_set_boolean (value, text->clip);
+		break;
+
+	case PROP_X_OFFSET:
+		g_value_set_double (value, text->xofs);
+		break;
+
+	case PROP_Y_OFFSET:
+		g_value_set_double (value, text->yofs);
+		break;
+
+	case PROP_FILL_COLOR:
+                g_value_set_string_take_ownership (value,
+						   g_strdup_printf ("#%02x%02x%02x",
+                                                                    text->rgba >> 24,
+                                                                    (text->rgba >> 16) & 0xff,
+                                                                    (text->rgba >> 8) & 0xff));
+		break;
+
+	case PROP_FILL_COLOR_GDK: {
+		GnomeCanvas *canvas = GNOME_CANVAS_ITEM (text)->canvas;
+		GdkColormap *colormap = gtk_widget_get_colormap (GTK_WIDGET (canvas));
+		GdkColor color;
+
+		gdk_colormap_query_color (colormap, text->pixel, &color);
+		g_value_set_boxed (value, &color);
+		break;
+	}
+	case PROP_FILL_COLOR_RGBA:
+		g_value_set_uint (value, text->rgba);
+		break;
+
+	case PROP_FILL_STIPPLE:
+		g_value_set_object (value, text->stipple);
+		break;
+
+	case PROP_TEXT_WIDTH:
+		g_value_set_double (value, text->max_width / text->item.canvas->pixels_per_unit);
+		break;
+
+	case PROP_TEXT_HEIGHT:
+		g_value_set_double (value, text->height / text->item.canvas->pixels_per_unit);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+/* */
+static void
+gnome_canvas_text_apply_font_desc (GnomeCanvasText *text)
+{
+	PangoFontDescription *font_desc =
+		pango_font_description_copy (
+			GTK_WIDGET (GNOME_CANVAS_ITEM (text)->canvas)->style->font_desc);
+
+	if (text->font_desc)
+		pango_font_description_merge (font_desc, text->font_desc, TRUE);
+
+	pango_layout_set_font_description (text->layout, font_desc);
+	pango_font_description_free (font_desc);
+}
+
+static void
+add_attr (PangoAttrList  *attr_list,
+	  PangoAttribute *attr)
+{
+	attr->start_index = 0;
+	attr->end_index = G_MAXINT;
+
+	pango_attr_list_insert (attr_list, attr);
+}
+
+/* */
+static void
+gnome_canvas_text_apply_attributes (GnomeCanvasText *text)
+{
+	PangoAttrList *attr_list;
+
+	if (text->attr_list)
+		attr_list = pango_attr_list_copy (text->attr_list);
+	else
+		attr_list = pango_attr_list_new ();
+	
+	if (text->underline_set)
+		add_attr (attr_list, pango_attr_underline_new (text->underline));
+	if (text->strike_set)
+		add_attr (attr_list, pango_attr_strikethrough_new (text->strikethrough));
+	if (text->rise_set)
+		add_attr (attr_list, pango_attr_rise_new (text->rise));
+	
+	pango_layout_set_attributes (text->layout, attr_list);
+	pango_attr_list_unref (attr_list);
+}
+
+static void
+gnome_canvas_text_set_font_desc (GnomeCanvasText      *text,
+				 PangoFontDescription *font_desc)
+{
+	if (text->font_desc)
+		pango_font_description_free (text->font_desc);
+
+	if (font_desc)
+		text->font_desc = pango_font_description_copy (font_desc);
+	else
+		text->font_desc = NULL;
+
+	gnome_canvas_text_apply_font_desc (text);
+	text->priv->render_dirty = 1;
+}
+
+/* Setting the text from a Pango markup string */
+static void
+gnome_canvas_text_set_markup (GnomeCanvasText *textitem,
+			      const gchar     *markup)
+{
+	PangoAttrList *attr_list = NULL;
+	gchar         *text = NULL;
+	GError        *error = NULL;
+
+	if (markup && !pango_parse_markup (markup, -1,
+					   0,
+					   &attr_list, &text, NULL,
+					   &error))
+	{
+		g_warning ("Failed to set cell text from markup due to error parsing markup: %s",
+			   error->message);
+		g_error_free (error);
+		return;
+	}
+
+	g_free (textitem->text);
+	if (textitem->attr_list)
+		pango_attr_list_unref (textitem->attr_list);
+
+	textitem->text = text;
+	textitem->attr_list = attr_list;
+
+	pango_layout_set_text (textitem->layout, text, -1);
+
+	gnome_canvas_text_apply_attributes (textitem);
+}
+
+/* Update handler for the text item */
+static void
+gnome_canvas_text_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	GnomeCanvasText *text;
+	double x1, y1, x2, y2;
+
+	text = GNOME_CANVAS_TEXT (item);
+
+	if (parent_class->update)
+		(* parent_class->update) (item, affine, clip_path, flags);
+
+	set_text_gc_foreground (text);
+	set_stipple (text, text->stipple, TRUE);
+	get_bounds (text, &x1, &y1, &x2, &y2);
+
+	gnome_canvas_update_bbox (item,
+				  floor (x1), floor (y1),
+				  ceil (x2), ceil (y2));
+}
+
+/* Realize handler for the text item */
+static void
+gnome_canvas_text_realize (GnomeCanvasItem *item)
+{
+	GnomeCanvasText *text;
+
+	text = GNOME_CANVAS_TEXT (item);
+
+	if (parent_class->realize)
+		(* parent_class->realize) (item);
+
+	text->gc = gdk_gc_new (item->canvas->layout.bin_window);
+}
+
+/* Unrealize handler for the text item */
+static void
+gnome_canvas_text_unrealize (GnomeCanvasItem *item)
+{
+	GnomeCanvasText *text;
+
+	text = GNOME_CANVAS_TEXT (item);
+
+	gdk_gc_unref (text->gc);
+	text->gc = NULL;
+
+	if (parent_class->unrealize)
+		(* parent_class->unrealize) (item);
+}
+
+/* Draw handler for the text item */
+static void
+gnome_canvas_text_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
+			int x, int y, int width, int height)
+{
+	GnomeCanvasText *text;
+	GdkRectangle rect;
+
+	text = GNOME_CANVAS_TEXT (item);
+
+	if (!text->text)
+		return;
+
+	if (text->clip) {
+		rect.x = text->clip_cx - x;
+		rect.y = text->clip_cy - y;
+		rect.width = text->clip_cwidth;
+		rect.height = text->clip_cheight;
+
+		gdk_gc_set_clip_rectangle (text->gc, &rect);
+	}
+
+	if (text->stipple)
+		gnome_canvas_set_stipple_origin (item->canvas, text->gc);
+
+
+	gdk_draw_layout (drawable, text->gc, text->cx - x, text->cy - y, text->layout);
+
+	if (text->clip)
+		gdk_gc_set_clip_rectangle (text->gc, NULL);
+}
+
+
+/* Render handler for the text item */
+static void
+gnome_canvas_text_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf)
+{
+	GnomeCanvasText *text;
+	guint32 fg_color;
+	int render_x = 0, render_y = 0; /* offsets for text rendering,
+					 * for clipping rectangles */
+	int x, y;
+	int w, h;
+	guchar *dst, *src;
+	int src_dx, src_dy;
+	int i, alpha;
+	int bm_rows, bm_width;
+	
+	text = GNOME_CANVAS_TEXT (item);
+
+	if (!text->text)
+		return;
+
+	fg_color = text->rgba;
+
+        gnome_canvas_buf_ensure_buf (buf);
+
+	bm_rows = (text->clip) ? text->clip_cheight : text->height;
+	bm_width = (text->clip) ? text->clip_cwidth : text->max_width;
+	if(text->priv->render_dirty ||
+	   bm_rows != text->priv->bitmap.rows ||
+	   bm_width != text->priv->bitmap.width) {		
+		if(text->priv->bitmap.buffer) {
+			g_free(text->priv->bitmap.buffer);
+		}
+		text->priv->bitmap.rows =  bm_rows;
+		text->priv->bitmap.width = bm_width;
+		text->priv->bitmap.pitch = (text->priv->bitmap.width+3)&~3;
+		text->priv->bitmap.buffer = g_malloc0 (text->priv->bitmap.rows * text->priv->bitmap.pitch);
+		text->priv->bitmap.num_grays = 256;
+		text->priv->bitmap.pixel_mode = ft_pixel_mode_grays;
+
+		/* What this does is when a clipping rectangle is
+		   being used shift the rendering of the text by the
+		   correct amount so that the correct result is
+		   obtained as if all text was rendered, then clipped.
+		   In this sense we can use smaller buffers and less
+		   rendeirng since hopefully FreeType2 checks to see
+		   if the glyph falls in the bounding box before
+		   rasterizing it. */
+
+		if(text->clip) {
+			render_x = text->cx - text->clip_cx;
+			render_y = text->cy - text->clip_cy;
+		}
+
+		pango_ft2_render_layout (&text->priv->bitmap, text->layout, render_x, render_y);
+
+		text->priv->render_dirty = 0;
+	}
+
+	if (text->clip) {
+		x = text->clip_cx - buf->rect.x0;
+		y = text->clip_cy - buf->rect.y0;
+	} else {
+		x = text->cx - buf->rect.x0;
+		y = text->cy - buf->rect.y0;
+	}
+		
+	w = text->priv->bitmap.width;
+	h = text->priv->bitmap.rows;
+
+	src_dx = src_dy = 0;
+	
+	if (x + w > buf->rect.x1 - buf->rect.x0) {
+		w = buf->rect.x1 - buf->rect.x0 - x;
+	}
+	
+	if (y + h > buf->rect.y1 - buf->rect.y0) {
+		h = buf->rect.y1 - buf->rect.y0 - y;
+	}
+
+	if (x < 0) {
+		w -= - x;
+		src_dx += - x;
+		x = 0;
+	}
+	
+	if (y < 0) {
+		h -= -y;
+		src_dy += - y;
+		y = 0;
+	}
+	
+	dst = buf->buf + y * buf->buf_rowstride + x * 3;
+	src = text->priv->bitmap.buffer +
+		src_dy * text->priv->bitmap.pitch + src_dx;
+	while (h-- > 0) {
+		i = w;
+		while (i-- > 0) {
+			/* FIXME: Do the libart thing instead of divide by 255 */
+			alpha = ((fg_color & 0xff) * (*src)) / 255;
+			dst[0] = (dst[0] * (255 - alpha) + ((fg_color >> 24) & 0xff) * alpha) / 255;
+			dst[1] = (dst[1] * (255 - alpha) + ((fg_color >> 16) & 0xff) * alpha) / 255;
+			dst[2] = (dst[2] * (255 - alpha) + ((fg_color >> 8) & 0xff) * alpha) / 255;
+			dst += 3;
+			src += 1;
+		}
+		dst += buf->buf_rowstride - w*3;
+		src += text->priv->bitmap.pitch - w;
+	}
+	
+	buf->is_bg = 0;
+	return;
+}
+
+/* Point handler for the text item */
+static double
+gnome_canvas_text_point (GnomeCanvasItem *item, double x, double y,
+			 int cx, int cy, GnomeCanvasItem **actual_item)
+{
+	GnomeCanvasText *text;
+	PangoLayoutIter *iter;
+	int x1, y1, x2, y2;
+	int dx, dy;
+	double dist, best;
+
+	text = GNOME_CANVAS_TEXT (item);
+
+	*actual_item = item;
+
+	/* The idea is to build bounding rectangles for each of the lines of
+	 * text (clipped by the clipping rectangle, if it is activated) and see
+	 * whether the point is inside any of these.  If it is, we are done.
+	 * Otherwise, calculate the distance to the nearest rectangle.
+	 */
+
+	best = 1.0e36;
+
+	iter = pango_layout_get_iter (text->layout);
+	do {
+ 	        PangoRectangle log_rect;
+
+		pango_layout_iter_get_line_extents (iter, NULL, &log_rect);
+				
+		x1 = text->cx + PANGO_PIXELS (log_rect.x);
+		y1 = text->cy + PANGO_PIXELS (log_rect.y);
+		x2 = x1 + PANGO_PIXELS (log_rect.width);
+		y2 = y1 + PANGO_PIXELS (log_rect.height);
+
+		if (text->clip) {
+			if (x1 < text->clip_cx)
+				x1 = text->clip_cx;
+
+			if (y1 < text->clip_cy)
+				y1 = text->clip_cy;
+
+			if (x2 > (text->clip_cx + text->clip_width))
+				x2 = text->clip_cx + text->clip_width;
+
+			if (y2 > (text->clip_cy + text->clip_height))
+				y2 = text->clip_cy + text->clip_height;
+
+			if ((x1 >= x2) || (y1 >= y2))
+				continue;
+		}
+
+		/* Calculate distance from point to rectangle */
+
+		if (cx < x1)
+			dx = x1 - cx;
+		else if (cx >= x2)
+			dx = cx - x2 + 1;
+		else
+			dx = 0;
+
+		if (cy < y1)
+			dy = y1 - cy;
+		else if (cy >= y2)
+			dy = cy - y2 + 1;
+		else
+			dy = 0;
+
+		if ((dx == 0) && (dy == 0)) {
+			pango_layout_iter_free(iter);
+			return 0.0;
+		}
+
+		dist = sqrt (dx * dx + dy * dy);
+		if (dist < best)
+			best = dist;
+		
+	} while (pango_layout_iter_next_line(iter));
+
+	pango_layout_iter_free(iter);
+	
+	return best / item->canvas->pixels_per_unit;
+}
+
+/* Bounds handler for the text item */
+static void
+gnome_canvas_text_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2)
+{
+	GnomeCanvasText *text;
+	double width, height;
+
+	text = GNOME_CANVAS_TEXT (item);
+
+	*x1 = text->x;
+	*y1 = text->y;
+
+	if (text->clip) {
+		width = text->clip_width;
+		height = text->clip_height;
+	} else {
+		width = text->max_width / item->canvas->pixels_per_unit;
+		height = text->height / item->canvas->pixels_per_unit;
+	}
+
+	switch (text->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_SW:
+		break;
+
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_S:
+		*x1 -= width / 2.0;
+		break;
+
+	case GTK_ANCHOR_NE:
+	case GTK_ANCHOR_E:
+	case GTK_ANCHOR_SE:
+		*x1 -= width;
+		break;
+
+	default:
+		break;
+	}
+
+	switch (text->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_NE:
+		break;
+
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_E:
+		*y1 -= height / 2.0;
+		break;
+
+	case GTK_ANCHOR_SW:
+	case GTK_ANCHOR_S:
+	case GTK_ANCHOR_SE:
+		*y1 -= height;
+		break;
+
+	default:
+		break;
+	}
+
+	*x2 = *x1 + width;
+	*y2 = *y1 + height;	
+}
diff --git a/src/libgnomecanvas/gnome-canvas-text.h b/src/libgnomecanvas/gnome-canvas-text.h
new file mode 100644
index 0000000..36ed844
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-text.h
@@ -0,0 +1,170 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Text item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ * Port to Pango co-done by Gergõ Érdi <cactus@cactus.rulez.org>
+ */
+
+#ifndef GNOME_CANVAS_TEXT_H
+#define GNOME_CANVAS_TEXT_H
+
+
+#include <libgnomecanvas/gnome-canvas.h>
+
+
+G_BEGIN_DECLS
+
+
+/* Text item for the canvas.  Text items are positioned by an anchor point and an anchor direction.
+ *
+ * A clipping rectangle may be specified for the text.  The rectangle is anchored at the text's anchor
+ * point, and is specified by clipping width and height parameters.  If the clipping rectangle is
+ * enabled, it will clip the text.
+ *
+ * In addition, x and y offset values may be specified.  These specify an offset from the anchor
+ * position.  If used in conjunction with the clipping rectangle, these could be used to implement
+ * simple scrolling of the text within the clipping rectangle.
+ *
+ * Properties marked with [*] also have _set properties associated
+ * with them, that determine if the specified value should be used
+ * instead of the default (style-defined) values
+ *
+ * The following object arguments are available:
+ *
+ * name			type			read/write	description
+ * ------------------------------------------------------------------------------------------
+ * text			string			RW		The string of the text label
+ * markup		string			 W		A Pango markup string for the text label
+ *
+ * x			double			RW		X coordinate of anchor point
+ * y			double			RW		Y coordinate of anchor point
+ *
+ * font			string			 W		A string describing the font
+ * font_desc	        PangoFontDescription*	RW		Pointer to a PangoFontDescriptor
+ * attributes           PangoAttrList*          RW		Pointer to a Pango attribute list
+ * style		PangoStyle		RW		Pango style of font to use	[*]
+ * variant		PangoVariant		RW		Pango variant of font to use	[*]
+ * weight		int			RW		Pango weight of font to use	[*]
+ * stretch		PangoStretch		RW		Pango stretch of font to use	[*]
+ * size			int			RW		Size (in pixels) of font	[*]
+ * size_points		double			RW		Size (in points) of font
+ * scale                double                  RW              Ratio to scale font		[*]
+ *
+ * anchor		GtkAnchorType		RW		Anchor side for the text
+ * justification	GtkJustification	RW		Justification for multiline text
+ * clip_width		double			RW		Width of clip rectangle
+ * clip_height		double			RW		Height of clip rectangle
+ * clip			boolean			RW		Use clipping rectangle?
+ * x_offset		double			RW		Horizontal offset distance from anchor position
+ * y_offset		double			RW		Vertical offset distance from anchor position
+ *
+ * text_width		double			R		Used to query the width of the rendered text
+ * text_height		double			R		Used to query the rendered height of the text
+ *
+ * fill_color		string			 W		X color specification for text
+ * fill_color_gdk	GdkColor*		RW		Pointer to an allocated GdkColor
+ * fill_color_rgba	guint   		RW		RGBA value used for AA color.
+ * fill_stipple		GdkBitmap*		RW		Stipple pattern for filling the text
+ */
+
+#define GNOME_TYPE_CANVAS_TEXT            (gnome_canvas_text_get_type ())
+#define GNOME_CANVAS_TEXT(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_TEXT, GnomeCanvasText))
+#define GNOME_CANVAS_TEXT_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_TEXT, GnomeCanvasTextClass))
+#define GNOME_IS_CANVAS_TEXT(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_TEXT))
+#define GNOME_IS_CANVAS_TEXT_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_TEXT))
+#define GNOME_CANVAS_TEXT_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_TEXT, GnomeCanvasTextClass))
+
+
+typedef struct _GnomeCanvasText GnomeCanvasText;
+typedef struct _GnomeCanvasTextClass GnomeCanvasTextClass;
+
+typedef struct _GnomeCanvasTextPrivate GnomeCanvasTextPrivate;
+
+struct _GnomeCanvasText {
+	GnomeCanvasItem item;
+
+	PangoFontDescription *font_desc; /* Font description for text */
+	PangoAttrList *attr_list;        /* Attribute list of the text (caching) */
+	PangoUnderline underline;
+	gboolean       strikethrough;
+	int            rise;
+	double         scale;
+	
+	char *text;			/* Text to display */
+	GdkBitmap *stipple;		/* Stipple for text */
+	GdkGC *gc;			/* GC for drawing text */
+        PangoLayout *layout;            /* The PangoLayout containing the text */
+
+	gulong pixel;			/* Fill color */
+
+	double x, y;			/* Position at anchor */
+
+	double clip_width;		/* Width of optional clip rectangle */
+	double clip_height;		/* Height of optional clip rectangle */
+
+	double xofs, yofs;		/* Text offset distance from anchor position */
+
+	double affine[6];               /* The item -> canvas affine */ /*AA*/
+
+	GtkAnchorType anchor;		/* Anchor side for text */
+	GtkJustification justification;	/* Justification for text */
+
+	int cx, cy;			/* Top-left canvas coordinates for text */
+	int clip_cx, clip_cy;		/* Top-left canvas coordinates for clip rectangle */
+	int clip_cwidth, clip_cheight;	/* Size of clip rectangle in pixels */
+	int max_width;			/* Maximum width of text lines */
+	int height;			/* Rendered text height in pixels */
+
+        guint32 rgba;			/* RGBA color for text */ /*AA*/
+
+	guint clip : 1;			/* Use clip rectangle? */
+
+	guint underline_set : 1;        /* Apply specified underline style? */
+	guint strike_set    : 1;        /* Apply specified strikethrough style? */
+	guint rise_set      : 1;        /* Apply specified ascension/descension? */
+
+	guint scale_set     : 1;        /* Apply specified font scaling ratio? */
+
+	GnomeCanvasTextPrivate *priv;	
+};
+
+struct _GnomeCanvasTextClass {
+	GnomeCanvasItemClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_text_get_type (void) G_GNUC_CONST;
+
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-util.c b/src/libgnomecanvas/gnome-canvas-util.c
new file mode 100644
index 0000000..d306292
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-util.c
@@ -0,0 +1,700 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Miscellaneous utility functions for the GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ */
+
+#include <config.h>
+
+/* needed for M_PI_2 under 'gcc -ansi -predantic' on GNU/Linux */
+#ifndef _BSD_SOURCE
+#  define _BSD_SOURCE 1
+#endif
+#include <sys/types.h>
+
+#include <glib.h>
+#include <math.h>
+#include "gnome-canvas.h"
+#include "gnome-canvas-util.h"
+#include <libart_lgpl/art_uta.h>
+#include <libart_lgpl/art_svp.h>
+#include <libart_lgpl/art_svp_ops.h>
+#include <libart_lgpl/art_rgb.h>
+#include <libart_lgpl/art_rgb_svp.h>
+#include <libart_lgpl/art_uta_svp.h>
+#include <libart_lgpl/art_rect_svp.h>
+
+/**
+ * gnome_canvas_points_new:
+ * @num_points: The number of points to allocate space for in the array.
+ * 
+ * Creates a structure that should be used to pass an array of points to
+ * items.
+ * 
+ * Return value: A newly-created array of points.  It should be filled in
+ * by the user.
+ **/
+GnomeCanvasPoints *
+gnome_canvas_points_new (int num_points)
+{
+	GnomeCanvasPoints *points;
+
+	g_return_val_if_fail (num_points > 1, NULL);
+
+	points = g_new (GnomeCanvasPoints, 1);
+	points->num_points = num_points;
+	points->coords = g_new (double, 2 * num_points);
+	points->ref_count = 1;
+
+	return points;
+}
+
+/**
+ * gnome_canvas_points_ref:
+ * @points: A canvas points structure.
+ * 
+ * Increases the reference count of the specified points structure.
+ * 
+ * Return value: The canvas points structure itself.
+ **/
+GnomeCanvasPoints *
+gnome_canvas_points_ref (GnomeCanvasPoints *points)
+{
+	g_return_val_if_fail (points != NULL, NULL);
+
+	points->ref_count += 1;
+	return points;
+}
+
+/**
+ * gnome_canvas_points_free:
+ * @points: A canvas points structure.
+ * 
+ * Decreases the reference count of the specified points structure.  If it
+ * reaches zero, then the structure is freed.
+ **/
+void
+gnome_canvas_points_free (GnomeCanvasPoints *points)
+{
+	g_return_if_fail (points != NULL);
+
+	points->ref_count -= 1;
+	if (points->ref_count == 0) {
+		g_free (points->coords);
+		g_free (points);
+	}
+}
+
+/**
+ * gnome_canvas_get_miter_points:
+ * @x1: X coordinate of the first point
+ * @y1: Y coordinate of the first point
+ * @x2: X coordinate of the second (angle) point
+ * @y2: Y coordinate of the second (angle) point
+ * @x3: X coordinate of the third point
+ * @y3: Y coordinate of the third point
+ * @width: Width of the line
+ * @mx1: The X coordinate of the first miter point is returned here.
+ * @my1: The Y coordinate of the first miter point is returned here.
+ * @mx2: The X coordinate of the second miter point is returned here.
+ * @my2: The Y coordinate of the second miter point is returned here.
+ * 
+ * Given three points forming an angle, computes the coordinates of the inside
+ * and outside points of the mitered corner formed by a line of a given width at
+ * that angle.
+ * 
+ * Return value: FALSE if the angle is less than 11 degrees (this is the same
+ * threshold as X uses.  If this occurs, the return points are not modified.
+ * Otherwise, returns TRUE.
+ **/
+int
+gnome_canvas_get_miter_points (double x1, double y1, double x2, double y2, double x3, double y3,
+			       double width,
+			       double *mx1, double *my1, double *mx2, double *my2)
+{
+	double theta1;		/* angle of segment p2-p1 */
+	double theta2;		/* angle of segment p2-p3 */
+	double theta;		/* angle between line segments */
+	double theta3;		/* angle that bisects theta1 and theta2 and points to p1 */
+	double dist;		/* distance of miter points from p2 */
+	double dx, dy;		/* x and y offsets corresponding to dist */
+
+#define ELEVEN_DEGREES (11.0 * G_PI / 180.0)
+
+	if (y2 == y1)
+		theta1 = (x2 < x1) ? 0.0 : G_PI;
+	else if (x2 == x1)
+		theta1 = (y2 < y1) ? G_PI_2 : -G_PI_2;
+	else
+		theta1 = atan2 (y1 - y2, x1 - x2);
+
+	if (y3 == y2)
+		theta2 = (x3 > x2) ? 0 : G_PI;
+	else if (x3 == x2)
+		theta2 = (y3 > y2) ? G_PI_2 : -G_PI_2;
+	else
+		theta2 = atan2 (y3 - y2, x3 - x2);
+
+	theta = theta1 - theta2;
+
+	if (theta > G_PI)
+		theta -= 2.0 * G_PI;
+	else if (theta < -G_PI)
+		theta += 2.0 * G_PI;
+
+	if ((theta < ELEVEN_DEGREES) && (theta > -ELEVEN_DEGREES))
+		return FALSE;
+
+	dist = 0.5 * width / sin (0.5 * theta);
+	if (dist < 0.0)
+		dist = -dist;
+
+	theta3 = (theta1 + theta2) / 2.0;
+	if (sin (theta3 - (theta1 + G_PI)) < 0.0)
+		theta3 += G_PI;
+
+	dx = dist * cos (theta3);
+	dy = dist * sin (theta3);
+
+	*mx1 = x2 + dx;
+	*mx2 = x2 - dx;
+	*my1 = y2 + dy;
+	*my2 = y2 - dy;
+
+	return TRUE;
+}
+
+/**
+ * gnome_canvas_get_butt_points:
+ * @x1: X coordinate of first point in the line
+ * @y1: Y cooordinate of first point in the line
+ * @x2: X coordinate of second point (endpoint) of the line
+ * @y2: Y coordinate of second point (endpoint) of the line
+ * @width: Width of the line
+ * @project: Whether the butt points should project out by width/2 distance
+ * @bx1: X coordinate of first butt point is returned here
+ * @by1: Y coordinate of first butt point is returned here
+ * @bx2: X coordinate of second butt point is returned here
+ * @by2: Y coordinate of second butt point is returned here
+ * 
+ * Computes the butt points of a line segment.
+ **/
+void
+gnome_canvas_get_butt_points (double x1, double y1, double x2, double y2,
+			      double width, int project,
+			      double *bx1, double *by1, double *bx2, double *by2)
+{
+	double length;
+	double dx, dy;
+
+	width *= 0.5;
+	dx = x2 - x1;
+	dy = y2 - y1;
+	length = sqrt (dx * dx + dy * dy);
+
+	if (length < GNOME_CANVAS_EPSILON) {
+		*bx1 = *bx2 = x2;
+		*by1 = *by2 = y2;
+	} else {
+		dx = -width * (y2 - y1) / length;
+		dy = width * (x2 - x1) / length;
+
+		*bx1 = x2 + dx;
+		*bx2 = x2 - dx;
+		*by1 = y2 + dy;
+		*by2 = y2 - dy;
+
+		if (project) {
+			*bx1 += dy;
+			*bx2 += dy;
+			*by1 -= dx;
+			*by2 -= dx;
+		}
+	}
+}
+
+/**
+ * gnome_canvas_polygon_to_point:
+ * @poly: Vertices of the polygon.  X coordinates are in the even indices, and Y
+ * coordinates are in the odd indices
+ * @num_points: Number of points in the polygon
+ * @x: X coordinate of the point
+ * @y: Y coordinate of the point
+ * 
+ * Computes the distance between a point and a polygon.
+ * 
+ * Return value: The distance from the point to the polygon, or zero if the
+ * point is inside the polygon.
+ **/
+double
+gnome_canvas_polygon_to_point (double *poly, int num_points, double x, double y)
+{
+	double best;
+	int intersections;
+	int i;
+	double *p;
+	double dx, dy;
+
+	/* Iterate through all the edges in the polygon, updating best and intersections.
+	 *
+	 * When computing intersections, include left X coordinate of line within its range, but not
+	 * Y coordinate.  Otherwise if the point lies exactly below a vertex we'll count it as two
+	 * intersections.
+	 */
+
+	best = 1.0e36;
+	intersections = 0;
+
+	for (i = num_points, p = poly; i > 1; i--, p += 2) {
+		double px, py, dist;
+
+		/* Compute the point on the current edge closest to the point and update the
+		 * intersection count.  This must be done separately for vertical edges, horizontal
+		 * edges, and others.
+		 */
+
+		if (p[2] == p[0]) {
+			/* Vertical edge */
+
+			px = p[0];
+
+			if (p[1] >= p[3]) {
+				py = MIN (p[1], y);
+				py = MAX (py, p[3]);
+			} else {
+				py = MIN (p[3], y);
+				py = MAX (py, p[1]);
+			}
+		} else if (p[3] == p[1]) {
+			/* Horizontal edge */
+
+			py = p[1];
+
+			if (p[0] >= p[2]) {
+				px = MIN (p[0], x);
+				px = MAX (px, p[2]);
+
+				if ((y < py) && (x < p[0]) && (x >= p[2]))
+					intersections++;
+			} else {
+				px = MIN (p[2], x);
+				px = MAX (px, p[0]);
+
+				if ((y < py) && (x < p[2]) && (x >= p[0]))
+					intersections++;
+			}
+		} else {
+			double m1, b1, m2, b2;
+			int lower;
+
+			/* Diagonal edge.  Convert the edge to a line equation (y = m1*x + b1), then
+			 * compute a line perpendicular to this edge but passing through the point,
+			 * (y = m2*x + b2).
+			 */
+
+			m1 = (p[3] - p[1]) / (p[2] - p[0]);
+			b1 = p[1] - m1 * p[0];
+
+			m2 = -1.0 / m1;
+			b2 = y - m2 * x;
+
+			px = (b2 - b1) / (m1 - m2);
+			py = m1 * px + b1;
+
+			if (p[0] > p[2]) {
+				if (px > p[0]) {
+					px = p[0];
+					py = p[1];
+				} else if (px < p[2]) {
+					px = p[2];
+					py = p[3];
+				}
+			} else {
+				if (px > p[2]) {
+					px = p[2];
+					py = p[3];
+				} else if (px < p[0]) {
+					px = p[0];
+					py = p[1];
+				}
+			}
+
+			lower = (m1 * x + b1) > y;
+
+			if (lower && (x >= MIN (p[0], p[2])) && (x < MAX (p[0], p[2])))
+				intersections++;
+		}
+
+		/* Compute the distance to the closest point, and see if that is the best so far */
+
+		dx = x - px;
+		dy = y - py;
+		dist = sqrt (dx * dx + dy * dy);
+		if (dist < best)
+			best = dist;
+	}
+
+	/* We've processed all the points.  If the number of intersections is odd, the point is
+	 * inside the polygon.
+	 */
+
+	if (intersections & 0x1)
+		return 0.0;
+	else
+		return best;
+}
+
+/* Here are some helper functions for aa rendering: */
+
+/**
+ * gnome_canvas_render_svp:
+ * @buf: the canvas buffer to render over
+ * @svp: the vector path to render
+ * @rgba: the rgba color to render
+ *
+ * Render the svp over the buf.
+ **/
+void
+gnome_canvas_render_svp (GnomeCanvasBuf *buf, ArtSVP *svp, guint32 rgba)
+{
+	guint32 fg_color, bg_color;
+	int alpha;
+
+	if (buf->is_bg) {
+		bg_color = buf->bg_color;
+		alpha = rgba & 0xff;
+		if (alpha == 0xff)
+			fg_color = rgba >> 8;
+		else {
+			/* composite over background color */
+			int bg_r, bg_g, bg_b;
+			int fg_r, fg_g, fg_b;
+			int tmp;
+
+			bg_r = (bg_color >> 16) & 0xff;
+			fg_r = (rgba >> 24) & 0xff;
+			tmp = (fg_r - bg_r) * alpha;
+			fg_r = bg_r + ((tmp + (tmp >> 8) + 0x80) >> 8);
+
+			bg_g = (bg_color >> 8) & 0xff;
+			fg_g = (rgba >> 16) & 0xff;
+			tmp = (fg_g - bg_g) * alpha;
+			fg_g = bg_g + ((tmp + (tmp >> 8) + 0x80) >> 8);
+
+			bg_b = bg_color & 0xff;
+			fg_b = (rgba >> 8) & 0xff;
+			tmp = (fg_b - bg_b) * alpha;
+			fg_b = bg_b + ((tmp + (tmp >> 8) + 0x80) >> 8);
+
+			fg_color = (fg_r << 16) | (fg_g << 8) | fg_b;
+		}
+		art_rgb_svp_aa (svp,
+				buf->rect.x0, buf->rect.y0, buf->rect.x1, buf->rect.y1,
+				fg_color, bg_color,
+				buf->buf, buf->buf_rowstride,
+				NULL);
+		buf->is_bg = 0;
+		buf->is_buf = 1;
+	} else {
+		art_rgb_svp_alpha (svp,
+				   buf->rect.x0, buf->rect.y0, buf->rect.x1, buf->rect.y1,
+				   rgba,
+				   buf->buf, buf->buf_rowstride,
+				   NULL);
+	}
+}
+
+/**
+ * gnome_canvas_update_svp:
+ * @canvas: the canvas containing the svp that needs updating.
+ * @p_svp: a pointer to the existing svp
+ * @new_svp: the new svp
+ *
+ * Sets the svp to the new value, requesting repaint on what's changed. This
+ * function takes responsibility for freeing new_svp.
+ **/
+void
+gnome_canvas_update_svp (GnomeCanvas *canvas, ArtSVP **p_svp, ArtSVP *new_svp)
+{
+	ArtSVP *old_svp;
+	ArtSVP *diff G_GNUC_UNUSED;
+	ArtUta *repaint_uta;
+
+	old_svp = *p_svp;
+
+	if (old_svp != NULL) {
+		ArtDRect bb;
+		art_drect_svp (&bb, old_svp);
+		if ((bb.x1 - bb.x0) * (bb.y1 - bb.y0) > (64 * 64)) {
+			repaint_uta = art_uta_from_svp (old_svp);
+			gnome_canvas_request_redraw_uta (canvas, repaint_uta);
+		} else {
+			ArtIRect ib;
+			art_drect_to_irect (&ib, &bb);
+			gnome_canvas_request_redraw (canvas, ib.x0, ib.y0, ib.x1, ib.y1);
+		}
+		art_svp_free (old_svp);
+	}
+
+	if (new_svp != NULL) {
+		ArtDRect bb;
+		art_drect_svp (&bb, new_svp);
+		if ((bb.x1 - bb.x0) * (bb.y1 - bb.y0) > (64 * 64)) {
+			repaint_uta = art_uta_from_svp (new_svp);
+			gnome_canvas_request_redraw_uta (canvas, repaint_uta);
+		} else {
+			ArtIRect ib;
+			art_drect_to_irect (&ib, &bb);
+			gnome_canvas_request_redraw (canvas, ib.x0, ib.y0, ib.x1, ib.y1);
+		}
+	}
+
+	*p_svp = new_svp;
+}
+
+/**
+ * gnome_canvas_update_svp_clip:
+ * @canvas: the canvas containing the svp that needs updating.
+ * @p_svp: a pointer to the existing svp
+ * @new_svp: the new svp
+ * @clip_svp: a clip path, if non-null
+ *
+ * Sets the svp to the new value, clipping if necessary, and requesting repaint
+ * on what's changed. This function takes responsibility for freeing new_svp.
+ **/
+void
+gnome_canvas_update_svp_clip (GnomeCanvas *canvas, ArtSVP **p_svp, ArtSVP *new_svp, ArtSVP *clip_svp)
+{
+	ArtSVP *clipped_svp;
+
+	if (clip_svp != NULL) {
+		clipped_svp = art_svp_intersect (new_svp, clip_svp);
+		art_svp_free (new_svp);
+	} else {
+		clipped_svp = new_svp;
+	}
+	gnome_canvas_update_svp (canvas, p_svp, clipped_svp);
+}
+
+/**
+ * gnome_canvas_item_reset_bounds:
+ * @item: A canvas item
+ * 
+ * Resets the bounding box of a canvas item to an empty rectangle.
+ **/
+void
+gnome_canvas_item_reset_bounds (GnomeCanvasItem *item)
+{
+	item->x1 = 0.0;
+	item->y1 = 0.0;
+	item->x2 = 0.0;
+	item->y2 = 0.0;
+}
+
+/**
+ * gnome_canvas_item_update_svp:
+ * @item: the canvas item containing the svp that needs updating.
+ * @p_svp: a pointer to the existing svp
+ * @new_svp: the new svp
+ *
+ * Sets the svp to the new value, requesting repaint on what's changed. This
+ * function takes responsibility for freeing new_svp. This routine also adds the
+ * svp's bbox to the item's.
+ **/
+void
+gnome_canvas_item_update_svp (GnomeCanvasItem *item, ArtSVP **p_svp, ArtSVP *new_svp)
+{
+	ArtDRect bbox;
+
+	gnome_canvas_update_svp (item->canvas, p_svp, new_svp);
+	if (new_svp) {
+		bbox.x0 = item->x1;
+		bbox.y0 = item->y1;
+		bbox.x1 = item->x2;
+		bbox.y1 = item->y2;
+		art_drect_svp_union (&bbox, new_svp);
+		item->x1 = bbox.x0;
+		item->y1 = bbox.y0;
+		item->x2 = bbox.x1;
+		item->y2 = bbox.y1;
+	}
+}
+
+/**
+ * gnome_canvas_item_update_svp_clip:
+ * @item: the canvas item containing the svp that needs updating.
+ * @p_svp: a pointer to the existing svp
+ * @new_svp: the new svp
+ * @clip_svp: a clip path, if non-null
+ *
+ * Sets the svp to the new value, clipping if necessary, and requesting repaint
+ * on what's changed. This function takes responsibility for freeing new_svp.
+ **/
+void
+gnome_canvas_item_update_svp_clip (GnomeCanvasItem *item, ArtSVP **p_svp, ArtSVP *new_svp,
+				   ArtSVP *clip_svp)
+{
+	ArtSVP *clipped_svp;
+
+	if (clip_svp != NULL) {
+		clipped_svp = art_svp_intersect (new_svp, clip_svp);
+		art_svp_free (new_svp);
+	} else {
+		clipped_svp = new_svp;
+	}
+
+	gnome_canvas_item_update_svp (item, p_svp, clipped_svp);
+}
+
+/**
+ * gnome_canvas_item_request_redraw_svp
+ * @item: the item containing the svp
+ * @svp: the svp that needs to be redrawn
+ *
+ * Request redraw of the svp if in aa mode, or the entire item in in xlib mode.
+ **/ 
+void
+gnome_canvas_item_request_redraw_svp (GnomeCanvasItem *item, const ArtSVP *svp)
+{
+	GnomeCanvas *canvas;
+	ArtUta *uta;
+
+	canvas = item->canvas;
+	if (canvas->aa) {
+		if (svp != NULL) {
+			uta = art_uta_from_svp (svp);
+			gnome_canvas_request_redraw_uta (canvas, uta);
+		}
+	} else {
+		gnome_canvas_request_redraw (canvas, item->x1, item->y1, item->x2, item->y2);		
+	}
+}
+
+/**
+ * gnome_canvas_update_bbox:
+ * @item: the canvas item needing update
+ * @x1: Left coordinate of the new bounding box
+ * @y1: Top coordinate of the new bounding box
+ * @x2: Right coordinate of the new bounding box
+ * @y2: Bottom coordinate of the new bounding box
+ *
+ * Sets the bbox to the new value, requesting full repaint.
+ **/
+void
+gnome_canvas_update_bbox (GnomeCanvasItem *item, int x1, int y1, int x2, int y2)
+{
+	gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+	item->x1 = x1;
+	item->y1 = y1;
+	item->x2 = x2;
+	item->y2 = y2;
+	gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2, item->y2);
+}
+
+/**
+ * gnome_canvas_buf_ensure_buf:
+ * @buf: the buf that needs to be represened in RGB format
+ *
+ * Ensure that the buffer is in RGB format, suitable for compositing.
+ **/
+void
+gnome_canvas_buf_ensure_buf (GnomeCanvasBuf *buf)
+{
+	guchar *bufptr;
+	int y;
+
+	if (!buf->is_buf) {
+		bufptr = buf->buf;
+		for (y = buf->rect.y0; y < buf->rect.y1; y++) {
+			art_rgb_fill_run (bufptr,
+					  buf->bg_color >> 16,
+					  (buf->bg_color >> 8) & 0xff,
+					  buf->bg_color & 0xff,
+					  buf->rect.x1 - buf->rect.x0);
+			bufptr += buf->buf_rowstride;
+		}
+		buf->is_buf = 1;
+	}
+}
+
+/**
+ * gnome_canvas_join_gdk_to_art
+ * @gdk_join: a join type, represented in GDK format
+ *
+ * Convert from GDK line join specifier to libart.
+ *
+ * Return value: The line join specifier in libart format.
+ **/
+ArtPathStrokeJoinType
+gnome_canvas_join_gdk_to_art (GdkJoinStyle gdk_join)
+{
+	switch (gdk_join) {
+	case GDK_JOIN_MITER:
+		return ART_PATH_STROKE_JOIN_MITER;
+
+	case GDK_JOIN_ROUND:
+		return ART_PATH_STROKE_JOIN_ROUND;
+
+	case GDK_JOIN_BEVEL:
+		return ART_PATH_STROKE_JOIN_BEVEL;
+
+	default:
+		g_assert_not_reached ();
+		return ART_PATH_STROKE_JOIN_MITER; /* shut up the compiler */
+	}
+}
+
+/**
+ * gnome_canvas_cap_gdk_to_art
+ * @gdk_cap: a cap type, represented in GDK format
+ *
+ * Convert from GDK line cap specifier to libart.
+ *
+ * Return value: The line cap specifier in libart format.
+ **/
+ArtPathStrokeCapType
+gnome_canvas_cap_gdk_to_art (GdkCapStyle gdk_cap)
+{
+	switch (gdk_cap) {
+	case GDK_CAP_BUTT:
+	case GDK_CAP_NOT_LAST:
+		return ART_PATH_STROKE_CAP_BUTT;
+
+	case GDK_CAP_ROUND:
+		return ART_PATH_STROKE_CAP_ROUND;
+
+	case GDK_CAP_PROJECTING:
+		return ART_PATH_STROKE_CAP_SQUARE;
+
+	default:
+		g_assert_not_reached ();
+		return ART_PATH_STROKE_CAP_BUTT; /* shut up the compiler */
+	}
+}
diff --git a/src/libgnomecanvas/gnome-canvas-util.h b/src/libgnomecanvas/gnome-canvas-util.h
new file mode 100644
index 0000000..cfd32c3
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-util.h
@@ -0,0 +1,155 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Miscellaneous utility functions for the GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ */
+
+#ifndef GNOME_CANVAS_UTIL_H
+#define GNOME_CANVAS_UTIL_H
+
+#include <libgnomecanvas/gnome-canvas.h>
+
+#include <libart_lgpl/art_svp.h>
+#include <libart_lgpl/art_vpath.h>
+#include <libart_lgpl/art_svp_vpath_stroke.h>
+
+
+G_BEGIN_DECLS
+
+typedef struct _GnomeCanvasPoints GnomeCanvasPoints;
+
+/* This structure defines an array of points.  X coordinates are stored in the even-numbered
+ * indices, and Y coordinates are stored in the odd-numbered indices.  num_points indicates the
+ * number of points, so the array is 2*num_points elements big.
+ */
+struct _GnomeCanvasPoints {
+	double *coords;
+	int num_points;
+	int ref_count;
+};
+
+
+/* Allocate a new GnomeCanvasPoints structure with enough space for the specified number of points */
+GnomeCanvasPoints *gnome_canvas_points_new (int num_points);
+
+/* Increate ref count */
+GnomeCanvasPoints *gnome_canvas_points_ref (GnomeCanvasPoints *points);
+#define gnome_canvas_points_unref gnome_canvas_points_free
+
+/* Decrease ref count and free structure if it has reached zero */
+void gnome_canvas_points_free (GnomeCanvasPoints *points);
+
+/* Given three points forming an angle, compute the coordinates of the inside and outside points of
+ * the mitered corner formed by a line of a given width at that angle.
+ *
+ * If the angle is less than 11 degrees, then FALSE is returned and the return points are not
+ * modified.  Otherwise, TRUE is returned.
+ */
+int gnome_canvas_get_miter_points (double x1, double y1, double x2, double y2, double x3, double y3,
+				   double width,
+				   double *mx1, double *my1, double *mx2, double *my2);
+
+/* Compute the butt points of a line segment.  If project is FALSE, then the results are as follows:
+ *
+ *            -------------------* (bx1, by1)
+ *                               |
+ *   (x1, y1) *------------------* (x2, y2)
+ *                               |
+ *            -------------------* (bx2, by2)
+ *
+ * that is, the line is not projected beyond (x2, y2).  If project is TRUE, then the results are as
+ * follows:
+ *
+ *            -------------------* (bx1, by1)
+ *                      (x2, y2) |
+ *   (x1, y1) *-------------*    |
+ *                               |
+ *            -------------------* (bx2, by2)
+ */
+void gnome_canvas_get_butt_points (double x1, double y1, double x2, double y2,
+				   double width, int project,
+				   double *bx1, double *by1, double *bx2, double *by2);
+
+/* Calculate the distance from a polygon to a point.  The polygon's X coordinates are in the even
+ * indices of the poly array, and the Y coordinates are in the odd indices.
+ */
+double gnome_canvas_polygon_to_point (double *poly, int num_points, double x, double y);
+
+
+/* Render the svp over the buf. */
+void gnome_canvas_render_svp (GnomeCanvasBuf *buf, ArtSVP *svp, guint32 rgba);
+
+/* Sets the svp to the new value, requesting repaint on what's changed. This function takes responsibility for
+ * freeing new_svp.
+ */
+void gnome_canvas_update_svp (GnomeCanvas *canvas, ArtSVP **p_svp, ArtSVP *new_svp);
+
+/* Sets the svp to the new value, clipping if necessary, and requesting repaint
+ * on what's changed. This function takes responsibility for freeing new_svp.
+ */
+void gnome_canvas_update_svp_clip (GnomeCanvas *canvas, ArtSVP **p_svp, ArtSVP *new_svp,
+				   ArtSVP *clip_svp);
+
+/* Sets the svp to the new value, requesting repaint on what's changed. This
+ * function takes responsibility for freeing new_svp. This routine also adds the
+ * svp's bbox to the item's.
+ */
+void gnome_canvas_item_reset_bounds (GnomeCanvasItem *item);
+
+/* Sets the svp to the new value, requesting repaint on what's changed. This function takes responsibility for
+ * freeing new_svp. This routine also adds the svp's bbox to the item's.
+ */
+void gnome_canvas_item_update_svp (GnomeCanvasItem *item, ArtSVP **p_svp, ArtSVP *new_svp);
+
+/* Sets the svp to the new value, clipping if necessary, and requesting repaint
+ * on what's changed. This function takes responsibility for freeing new_svp.
+ */
+void gnome_canvas_item_update_svp_clip (GnomeCanvasItem *item, ArtSVP **p_svp, ArtSVP *new_svp,
+					ArtSVP *clip_svp);
+
+/* Request redraw of the svp if in aa mode, or the entire item in in xlib
+ * mode.
+ */
+void gnome_canvas_item_request_redraw_svp (GnomeCanvasItem *item, const ArtSVP *svp);
+
+/* Sets the bbox to the new value, requesting full repaint. */
+void gnome_canvas_update_bbox (GnomeCanvasItem *item, int x1, int y1, int x2, int y2);
+
+/* Ensure that the buffer is in RGB format, suitable for compositing. */
+void gnome_canvas_buf_ensure_buf (GnomeCanvasBuf *buf);
+
+/* Convert from GDK line join specifier to libart. */
+ArtPathStrokeJoinType gnome_canvas_join_gdk_to_art (GdkJoinStyle gdk_join);
+
+/* Convert from GDK line cap specifier to libart. */
+ArtPathStrokeCapType gnome_canvas_cap_gdk_to_art (GdkCapStyle gdk_cap);
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas-widget.c b/src/libgnomecanvas/gnome-canvas-widget.c
new file mode 100644
index 0000000..dd7cbb6
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-widget.c
@@ -0,0 +1,599 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Widget item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ */
+
+#include <config.h>
+#include <math.h>
+#include <gtk/gtksignal.h>
+#include "gnome-canvas-widget.h"
+
+enum {
+	PROP_0,
+	PROP_WIDGET,
+	PROP_X,
+	PROP_Y,
+	PROP_WIDTH,
+	PROP_HEIGHT,
+	PROP_ANCHOR,
+	PROP_SIZE_PIXELS
+};
+
+
+static void gnome_canvas_widget_class_init (GnomeCanvasWidgetClass *class);
+static void gnome_canvas_widget_init       (GnomeCanvasWidget      *witem);
+static void gnome_canvas_widget_destroy    (GtkObject              *object);
+static void gnome_canvas_widget_get_property (GObject            *object,
+					      guint               param_id,
+					      GValue             *value,
+					      GParamSpec         *pspec);
+static void gnome_canvas_widget_set_property (GObject            *object,
+					      guint               param_id,
+					      const GValue       *value,
+					      GParamSpec         *pspec);
+
+static void   gnome_canvas_widget_update      (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags);
+static double gnome_canvas_widget_point       (GnomeCanvasItem *item, double x, double y,
+					       int cx, int cy, GnomeCanvasItem **actual_item);
+static void   gnome_canvas_widget_bounds      (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2);
+
+static void gnome_canvas_widget_render (GnomeCanvasItem *item,
+					GnomeCanvasBuf *buf);
+static void gnome_canvas_widget_draw (GnomeCanvasItem *item,
+				      GdkDrawable *drawable,
+				      int x, int y,
+				      int width, int height);
+
+static GnomeCanvasItemClass *parent_class;
+
+
+GType
+gnome_canvas_widget_get_type (void)
+{
+	static GType widget_type;
+
+	if (!widget_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasWidgetClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_widget_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasWidget),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_widget_init,
+			NULL			/* value_table */
+		};
+
+		widget_type = g_type_register_static (GNOME_TYPE_CANVAS_ITEM, "GnomeCanvasWidget",
+						      &object_info, 0);
+	}
+
+	return widget_type;
+}
+
+static void
+gnome_canvas_widget_class_init (GnomeCanvasWidgetClass *class)
+{
+	GObjectClass *gobject_class;
+	GtkObjectClass *object_class;
+	GnomeCanvasItemClass *item_class;
+
+	gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+	item_class = (GnomeCanvasItemClass *) class;
+
+	parent_class = g_type_class_peek_parent (class);
+
+	gobject_class->set_property = gnome_canvas_widget_set_property;
+	gobject_class->get_property = gnome_canvas_widget_get_property;
+
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_WIDGET,
+                 g_param_spec_object ("widget", NULL, NULL,
+                                      GTK_TYPE_WIDGET,
+                                      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_X,
+                 g_param_spec_double ("x", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_Y,
+                 g_param_spec_double ("y", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_WIDTH,
+                 g_param_spec_double ("width", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_HEIGHT,
+                 g_param_spec_double ("height", NULL, NULL,
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_ANCHOR,
+                 g_param_spec_enum ("anchor", NULL, NULL,
+                                    GTK_TYPE_ANCHOR_TYPE,
+                                    GTK_ANCHOR_NW,
+                                    (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+        g_object_class_install_property
+                (gobject_class,
+                 PROP_SIZE_PIXELS,
+                 g_param_spec_boolean ("size_pixels", NULL, NULL,
+				       FALSE,
+				       (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	object_class->destroy = gnome_canvas_widget_destroy;
+
+	item_class->update = gnome_canvas_widget_update;
+	item_class->point = gnome_canvas_widget_point;
+	item_class->bounds = gnome_canvas_widget_bounds;
+	item_class->render = gnome_canvas_widget_render;
+	item_class->draw = gnome_canvas_widget_draw;
+}
+
+static void
+gnome_canvas_widget_init (GnomeCanvasWidget *witem)
+{
+	witem->x = 0.0;
+	witem->y = 0.0;
+	witem->width = 0.0;
+	witem->height = 0.0;
+	witem->anchor = GTK_ANCHOR_NW;
+	witem->size_pixels = FALSE;
+}
+
+static void
+gnome_canvas_widget_destroy (GtkObject *object)
+{
+	GnomeCanvasWidget *witem;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_WIDGET (object));
+
+	witem = GNOME_CANVAS_WIDGET (object);
+
+	if (witem->widget && !witem->in_destroy) {
+		g_signal_handler_disconnect (witem->widget, witem->destroy_id);
+		gtk_widget_destroy (witem->widget);
+		witem->widget = NULL;
+	}
+
+	if (GTK_OBJECT_CLASS (parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
+}
+
+static void
+recalc_bounds (GnomeCanvasWidget *witem)
+{
+	GnomeCanvasItem *item;
+	double wx, wy;
+
+	item = GNOME_CANVAS_ITEM (witem);
+
+	/* Get world coordinates */
+
+	wx = witem->x;
+	wy = witem->y;
+	gnome_canvas_item_i2w (item, &wx, &wy);
+
+	/* Get canvas pixel coordinates */
+
+	gnome_canvas_w2c (item->canvas, wx, wy, &witem->cx, &witem->cy);
+
+	/* Anchor widget item */
+
+	switch (witem->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_SW:
+		break;
+
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_S:
+		witem->cx -= witem->cwidth / 2;
+		break;
+
+	case GTK_ANCHOR_NE:
+	case GTK_ANCHOR_E:
+	case GTK_ANCHOR_SE:
+		witem->cx -= witem->cwidth;
+		break;
+
+        default:
+                break;
+	}
+
+	switch (witem->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_NE:
+		break;
+
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_E:
+		witem->cy -= witem->cheight / 2;
+		break;
+
+	case GTK_ANCHOR_SW:
+	case GTK_ANCHOR_S:
+	case GTK_ANCHOR_SE:
+		witem->cy -= witem->cheight;
+		break;
+
+        default:
+                break;
+	}
+
+	/* Bounds */
+
+	item->x1 = witem->cx;
+	item->y1 = witem->cy;
+	item->x2 = witem->cx + witem->cwidth;
+	item->y2 = witem->cy + witem->cheight;
+
+	if (witem->widget)
+		gtk_layout_move (GTK_LAYOUT (item->canvas), witem->widget,
+				 witem->cx + item->canvas->zoom_xofs,
+				 witem->cy + item->canvas->zoom_yofs);
+}
+
+static void
+do_destroy (GtkObject *object, gpointer data)
+{
+	GnomeCanvasWidget *witem;
+
+	witem = data;
+
+	witem->in_destroy = TRUE;
+
+	gtk_object_destroy (data);
+}
+
+static void
+gnome_canvas_widget_set_property (GObject            *object,
+				  guint               param_id,
+				  const GValue       *value,
+				  GParamSpec         *pspec)
+{
+	GnomeCanvasItem *item;
+	GnomeCanvasWidget *witem;
+	GObject *obj;
+	int update;
+	int calc_bounds;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_WIDGET (object));
+
+	item = GNOME_CANVAS_ITEM (object);
+	witem = GNOME_CANVAS_WIDGET (object);
+
+	update = FALSE;
+	calc_bounds = FALSE;
+
+	switch (param_id) {
+	case PROP_WIDGET:
+		if (witem->widget) {
+			g_signal_handler_disconnect (witem->widget, witem->destroy_id);
+			gtk_container_remove (GTK_CONTAINER (item->canvas), witem->widget);
+		}
+
+		obj = g_value_get_object (value);
+		if (obj) {
+			witem->widget = GTK_WIDGET (obj);
+			witem->destroy_id = g_signal_connect (obj, "destroy",
+							      G_CALLBACK (do_destroy),
+							      witem);
+			gtk_layout_put (GTK_LAYOUT (item->canvas), witem->widget,
+					witem->cx + item->canvas->zoom_xofs,
+					witem->cy + item->canvas->zoom_yofs);
+		}
+
+		update = TRUE;
+		break;
+
+	case PROP_X:
+	        if (witem->x != g_value_get_double (value))
+		{
+		        witem->x = g_value_get_double (value);
+			calc_bounds = TRUE;
+		}
+		break;
+
+	case PROP_Y:
+	        if (witem->y != g_value_get_double (value))
+		{
+		        witem->y = g_value_get_double (value);
+			calc_bounds = TRUE;
+		}
+		break;
+
+	case PROP_WIDTH:
+	        if (witem->width != fabs (g_value_get_double (value)))
+		{
+		        witem->width = fabs (g_value_get_double (value));
+			update = TRUE;
+		}
+		break;
+
+	case PROP_HEIGHT:
+	        if (witem->height != fabs (g_value_get_double (value)))
+		{
+		        witem->height = fabs (g_value_get_double (value));
+			update = TRUE;
+		}
+		break;
+
+	case PROP_ANCHOR:
+	        if (witem->anchor != g_value_get_enum (value))
+		{
+		        witem->anchor = g_value_get_enum (value);
+			update = TRUE;
+		}
+		break;
+
+	case PROP_SIZE_PIXELS:
+	        if (witem->size_pixels != g_value_get_boolean (value))
+		{
+		        witem->size_pixels = g_value_get_boolean (value);
+			update = TRUE;
+		}
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+
+	if (update)
+		(* GNOME_CANVAS_ITEM_GET_CLASS (item)->update) (item, NULL, NULL, 0);
+
+	if (calc_bounds)
+		recalc_bounds (witem);
+}
+
+static void
+gnome_canvas_widget_get_property (GObject            *object,
+				  guint               param_id,
+				  GValue             *value,
+				  GParamSpec         *pspec)
+{
+	GnomeCanvasWidget *witem;
+
+	g_return_if_fail (object != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_WIDGET (object));
+
+	witem = GNOME_CANVAS_WIDGET (object);
+
+	switch (param_id) {
+	case PROP_WIDGET:
+		g_value_set_object (value, (GObject *) witem->widget);
+		break;
+
+	case PROP_X:
+		g_value_set_double (value, witem->x);
+		break;
+
+	case PROP_Y:
+		g_value_set_double (value, witem->y);
+		break;
+
+	case PROP_WIDTH:
+		g_value_set_double (value, witem->width);
+		break;
+
+	case PROP_HEIGHT:
+		g_value_set_double (value, witem->height);
+		break;
+
+	case PROP_ANCHOR:
+		g_value_set_enum (value, witem->anchor);
+		break;
+
+	case PROP_SIZE_PIXELS:
+		g_value_set_boolean (value, witem->size_pixels);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+static void
+gnome_canvas_widget_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	GnomeCanvasWidget *witem;
+
+	witem = GNOME_CANVAS_WIDGET (item);
+
+	if (parent_class->update)
+		(* parent_class->update) (item, affine, clip_path, flags);
+
+	if (witem->widget) {
+		if (witem->size_pixels) {
+			witem->cwidth = (int) (witem->width + 0.5);
+			witem->cheight = (int) (witem->height + 0.5);
+		} else {
+			witem->cwidth = (int) (witem->width * item->canvas->pixels_per_unit + 0.5);
+			witem->cheight = (int) (witem->height * item->canvas->pixels_per_unit + 0.5);
+		}
+
+		gtk_widget_set_size_request (witem->widget, witem->cwidth, witem->cheight);
+	} else {
+		witem->cwidth = 0.0;
+		witem->cheight = 0.0;
+	}
+
+	recalc_bounds (witem);
+}
+
+static void
+gnome_canvas_widget_render (GnomeCanvasItem *item,
+			    GnomeCanvasBuf *buf)
+{
+#if 0
+	GnomeCanvasWidget *witem;
+
+	witem = GNOME_CANVAS_WIDGET (item);
+
+	if (witem->widget) 
+		gtk_widget_queue_draw (witem->widget);
+#endif
+
+}
+
+static void
+gnome_canvas_widget_draw (GnomeCanvasItem *item,
+			  GdkDrawable *drawable,
+			  int x, int y,
+			  int width, int height)
+{
+#if 0
+	GnomeCanvasWidget *witem;
+
+	witem = GNOME_CANVAS_WIDGET (item);
+
+	if (witem->widget)
+		gtk_widget_queue_draw (witem->widget);
+#endif
+}
+
+static double
+gnome_canvas_widget_point (GnomeCanvasItem *item, double x, double y,
+			   int cx, int cy, GnomeCanvasItem **actual_item)
+{
+	GnomeCanvasWidget *witem;
+	double x1, y1, x2, y2;
+	double dx, dy;
+
+	witem = GNOME_CANVAS_WIDGET (item);
+
+	*actual_item = item;
+
+	gnome_canvas_c2w (item->canvas, witem->cx, witem->cy, &x1, &y1);
+
+	x2 = x1 + (witem->cwidth - 1) / item->canvas->pixels_per_unit;
+	y2 = y1 + (witem->cheight - 1) / item->canvas->pixels_per_unit;
+
+	/* Is point inside widget bounds? */
+
+	if ((x >= x1) && (y >= y1) && (x <= x2) && (y <= y2))
+		return 0.0;
+
+	/* Point is outside widget bounds */
+
+	if (x < x1)
+		dx = x1 - x;
+	else if (x > x2)
+		dx = x - x2;
+	else
+		dx = 0.0;
+
+	if (y < y1)
+		dy = y1 - y;
+	else if (y > y2)
+		dy = y - y2;
+	else
+		dy = 0.0;
+
+	return sqrt (dx * dx + dy * dy);
+}
+
+static void
+gnome_canvas_widget_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2)
+{
+	GnomeCanvasWidget *witem;
+
+	witem = GNOME_CANVAS_WIDGET (item);
+
+	*x1 = witem->x;
+	*y1 = witem->y;
+
+	switch (witem->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_SW:
+		break;
+
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_S:
+		*x1 -= witem->width / 2.0;
+		break;
+
+	case GTK_ANCHOR_NE:
+	case GTK_ANCHOR_E:
+	case GTK_ANCHOR_SE:
+		*x1 -= witem->width;
+		break;
+
+        default:
+                break;
+	}
+
+	switch (witem->anchor) {
+	case GTK_ANCHOR_NW:
+	case GTK_ANCHOR_N:
+	case GTK_ANCHOR_NE:
+		break;
+
+	case GTK_ANCHOR_W:
+	case GTK_ANCHOR_CENTER:
+	case GTK_ANCHOR_E:
+		*y1 -= witem->height / 2.0;
+		break;
+
+	case GTK_ANCHOR_SW:
+	case GTK_ANCHOR_S:
+	case GTK_ANCHOR_SE:
+		*y1 -= witem->height;
+		break;
+
+        default:
+                break;
+	}
+
+	*x2 = *x1 + witem->width;
+	*y2 = *y1 + witem->height;
+}
diff --git a/src/libgnomecanvas/gnome-canvas-widget.h b/src/libgnomecanvas/gnome-canvas-widget.h
new file mode 100644
index 0000000..3eef1d9
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas-widget.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* Widget item type for GnomeCanvas widget
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Author: Federico Mena <federico@nuclecu.unam.mx>
+ */
+
+#ifndef GNOME_CANVAS_WIDGET_H
+#define GNOME_CANVAS_WIDGET_H
+
+
+#include <libgnomecanvas/gnome-canvas.h>
+
+
+G_BEGIN_DECLS
+
+
+/* Widget item for canvas.  The widget is positioned with respect to an anchor point.
+ * The following object arguments are available:
+ *
+ * name			type			read/write	description
+ * ------------------------------------------------------------------------------------------
+ * widget		GtkWidget*		RW		Pointer to the widget
+ * x			double			RW		X coordinate of anchor point
+ * y			double			RW		Y coordinate of anchor point
+ * width		double			RW		Width of widget (see below)
+ * height		double			RW		Height of widget (see below)
+ * anchor		GtkAnchorType		RW		Anchor side for widget
+ * size_pixels		boolean			RW		Specifies whether the widget size
+ *								is specified in pixels or canvas units.
+ *								If it is in pixels, then the widget will not
+ *								be scaled when the canvas zoom factor changes.
+ *								Otherwise, it will be scaled.
+ */
+
+
+#define GNOME_TYPE_CANVAS_WIDGET            (gnome_canvas_widget_get_type ())
+#define GNOME_CANVAS_WIDGET(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_WIDGET, GnomeCanvasWidget))
+#define GNOME_CANVAS_WIDGET_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_WIDGET, GnomeCanvasWidgetClass))
+#define GNOME_IS_CANVAS_WIDGET(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_WIDGET))
+#define GNOME_IS_CANVAS_WIDGET_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_WIDGET))
+#define GNOME_CANVAS_WIDGET_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_WIDGET, GnomeCanvasWidgetClass))
+
+
+typedef struct _GnomeCanvasWidget GnomeCanvasWidget;
+typedef struct _GnomeCanvasWidgetClass GnomeCanvasWidgetClass;
+
+struct _GnomeCanvasWidget {
+	GnomeCanvasItem item;
+
+	GtkWidget *widget;		/* The child widget */
+
+	double x, y;			/* Position at anchor */
+	double width, height;		/* Dimensions of widget */
+	GtkAnchorType anchor;		/* Anchor side for widget */
+
+	int cx, cy;			/* Top-left canvas coordinates for widget */
+	int cwidth, cheight;		/* Size of widget in pixels */
+
+	guint destroy_id;		/* Signal connection id for destruction of child widget */
+
+	guint size_pixels : 1;		/* Is size specified in (unchanging) pixels or units (get scaled)? */
+	guint in_destroy : 1;		/* Is child widget being destroyed? */
+};
+
+struct _GnomeCanvasWidgetClass {
+	GnomeCanvasItemClass parent_class;
+};
+
+
+/* Standard Gtk function */
+GType gnome_canvas_widget_get_type (void) G_GNUC_CONST;
+
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/gnome-canvas.c b/src/libgnomecanvas/gnome-canvas.c
new file mode 100644
index 0000000..dda2607
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas.c
@@ -0,0 +1,4081 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: 8; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/*
+ * GnomeCanvas widget - Tk-like canvas widget for Gnome
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget.  Tk is
+ * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
+ *
+ *
+ * Authors: Federico Mena <federico@nuclecu.unam.mx>
+ *          Raph Levien <raph@gimp.org>
+ */
+
+/*
+ * TO-DO list for the canvas:
+ *
+ * - Allow to specify whether GnomeCanvasImage sizes are in units or pixels (scale or don't scale).
+ *
+ * - Implement a flag for gnome_canvas_item_reparent() that tells the function to keep the item
+ *   visually in the same place, that is, to keep it in the same place with respect to the canvas
+ *   origin.
+ *
+ * - GC put functions for items.
+ *
+ * - Widget item (finish it).
+ *
+ * - GList *gnome_canvas_gimme_all_items_contained_in_this_area (GnomeCanvas *canvas, Rectangle area);
+ *
+ * - Retrofit all the primitive items with microtile support.
+ *
+ * - Curve support for line item.
+ *
+ * - Arc item (Havoc has it; to be integrated in GnomeCanvasEllipse).
+ *
+ * - Sane font handling API.
+ *
+ * - Get_arg methods for items:
+ *   - How to fetch the outline width and know whether it is in pixels or units?
+ */
+
+/*
+ * Raph's TODO list for the antialiased canvas integration:
+ *
+ * - ::point() method for text item not accurate when affine transformed.
+ *
+ * - Clip rectangle not implemented in aa renderer for text item.
+ *
+ * - Clip paths only partially implemented.
+ *
+ * - Add more image loading techniques to work around imlib deficiencies.
+ */
+
+#include <config.h>
+
+#include <math.h>
+#include <string.h>
+#include <stdio.h>
+#include <gdk/gdkprivate.h>
+#include <gtk/gtkmain.h>
+#include <gtk/gtksignal.h>
+#include "gnome-canvas.h"
+#include "gnome-canvas-i18n.h"
+#include "libart_lgpl/art_rect.h"
+#include "libart_lgpl/art_rect_uta.h"
+#include "libart_lgpl/art_uta_rect.h"
+#include "libart_lgpl/art_uta_ops.h"
+
+#include "gnome-canvas-marshal.h"
+#include "gnome-canvas-marshal.c"
+
+
+/* We must run our idle update handler *before* GDK wants to redraw. */
+#define CANVAS_IDLE_PRIORITY (GDK_PRIORITY_REDRAW - 5)
+
+
+static void gnome_canvas_request_update (GnomeCanvas      *canvas);
+static void group_add                   (GnomeCanvasGroup *group,
+					 GnomeCanvasItem  *item);
+static void group_remove                (GnomeCanvasGroup *group,
+					 GnomeCanvasItem  *item);
+static void add_idle                    (GnomeCanvas      *canvas);
+
+
+/*** GnomeCanvasItem ***/
+
+/* Some convenience stuff */
+#define GCI_UPDATE_MASK (GNOME_CANVAS_UPDATE_REQUESTED | GNOME_CANVAS_UPDATE_AFFINE | GNOME_CANVAS_UPDATE_CLIP | GNOME_CANVAS_UPDATE_VISIBILITY)
+#define GCI_EPSILON 1e-18
+#define GCI_PRINT_MATRIX(s,a) g_print ("%s %g %g %g %g %g %g\n", s, (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5])
+
+enum {
+	ITEM_PROP_0,
+	ITEM_PROP_PARENT
+};
+
+enum {
+	ITEM_EVENT,
+	ITEM_LAST_SIGNAL
+};
+
+static void gnome_canvas_item_class_init     (GnomeCanvasItemClass *class);
+static void gnome_canvas_item_init           (GnomeCanvasItem      *item);
+static int  emit_event                       (GnomeCanvas *canvas, GdkEvent *event);
+
+static guint item_signals[ITEM_LAST_SIGNAL];
+
+static GtkObjectClass *item_parent_class;
+
+
+/**
+ * gnome_canvas_item_get_type:
+ *
+ * Registers the &GnomeCanvasItem class if necessary, and returns the type ID
+ * associated to it.
+ *
+ * Return value:  The type ID of the &GnomeCanvasItem class.
+ **/
+GType
+gnome_canvas_item_get_type (void)
+{
+	static GType canvas_item_type;
+
+	if (!canvas_item_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasItemClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_item_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasItem),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_item_init,
+			NULL			/* value_table */
+		};
+
+		canvas_item_type = g_type_register_static (GTK_TYPE_OBJECT, "GnomeCanvasItem",
+							   &object_info, 0);
+	}
+
+	return canvas_item_type;
+}
+
+/* Object initialization function for GnomeCanvasItem */
+static void
+gnome_canvas_item_init (GnomeCanvasItem *item)
+{
+	item->object.flags |= GNOME_CANVAS_ITEM_VISIBLE;
+}
+
+/**
+ * gnome_canvas_item_new:
+ * @parent: The parent group for the new item.
+ * @type: The object type of the item.
+ * @first_arg_name: A list of object argument name/value pairs, NULL-terminated,
+ * used to configure the item.  For example, "fill_color", "black",
+ * "width_units", 5.0, NULL.
+ * @Varargs:
+ *
+ * Creates a new canvas item with @parent as its parent group.  The item is
+ * created at the top of its parent's stack, and starts up as visible.  The item
+ * is of the specified @type, for example, it can be
+ * gnome_canvas_rect_get_type().  The list of object arguments/value pairs is
+ * used to configure the item. If you need to pass construct time parameters, you
+ * should use g_object_new() to pass the parameters and
+ * gnome_canvas_item_construct() to set up the canvas item.
+ *
+ * Return value: The newly-created item.
+ **/
+GnomeCanvasItem *
+gnome_canvas_item_new (GnomeCanvasGroup *parent, GType type, const gchar *first_arg_name, ...)
+{
+	GnomeCanvasItem *item;
+	va_list args;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS_GROUP (parent), NULL);
+	g_return_val_if_fail (g_type_is_a (type, gnome_canvas_item_get_type ()), NULL);
+
+	item = GNOME_CANVAS_ITEM (g_object_new (type, NULL));
+
+	va_start (args, first_arg_name);
+	gnome_canvas_item_construct (item, parent, first_arg_name, args);
+	va_end (args);
+
+	return item;
+}
+
+
+/* Performs post-creation operations on a canvas item (adding it to its parent
+ * group, etc.)
+ */
+static void
+item_post_create_setup (GnomeCanvasItem *item)
+{
+	group_add (GNOME_CANVAS_GROUP (item->parent), item);
+
+	gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2 + 1, item->y2 + 1);
+	item->canvas->need_repick = TRUE;
+}
+
+/* Set_property handler for canvas items */
+static void
+gnome_canvas_item_set_property (GObject *gobject, guint param_id,
+				const GValue *value, GParamSpec *pspec)
+{
+	GnomeCanvasItem *item;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (gobject));
+
+	item = GNOME_CANVAS_ITEM (gobject);
+
+	switch (param_id) {
+	case ITEM_PROP_PARENT:
+		if (item->parent != NULL) {
+		    g_warning ("Cannot set `parent' argument after item has "
+			       "already been constructed.");
+		} else if (g_value_get_object (value)) {
+			item->parent = GNOME_CANVAS_ITEM (g_value_get_object (value));
+			item->canvas = item->parent->canvas;
+			item_post_create_setup (item);
+		}
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, param_id, pspec);
+		break;
+	}
+}
+
+/* Get_property handler for canvas items */
+static void
+gnome_canvas_item_get_property (GObject *gobject, guint param_id,
+				GValue *value, GParamSpec *pspec)
+{
+	GnomeCanvasItem *item;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (gobject));
+
+	item = GNOME_CANVAS_ITEM (gobject);
+
+	switch (param_id) {
+	case ITEM_PROP_PARENT:
+		g_value_set_object (value, item->parent);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, param_id, pspec);
+		break;
+	}
+}
+
+/**
+ * gnome_canvas_item_construct:
+ * @item: An unconstructed canvas item.
+ * @parent: The parent group for the item.
+ * @first_arg_name: The name of the first argument for configuring the item.
+ * @args: The list of arguments used to configure the item.
+ *
+ * Constructs a canvas item; meant for use only by item implementations.
+ **/
+void
+gnome_canvas_item_construct (GnomeCanvasItem *item, GnomeCanvasGroup *parent,
+			     const gchar *first_arg_name, va_list args)
+{
+	g_return_if_fail (GNOME_IS_CANVAS_GROUP (parent));
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	item->parent = GNOME_CANVAS_ITEM (parent);
+	item->canvas = item->parent->canvas;
+
+	g_object_set_valist (G_OBJECT (item), first_arg_name, args);
+
+	item_post_create_setup (item);
+}
+
+
+/* If the item is visible, requests a redraw of it. */
+static void
+redraw_if_visible (GnomeCanvasItem *item)
+{
+	if (item->object.flags & GNOME_CANVAS_ITEM_VISIBLE)
+		gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2 + 1, item->y2 + 1);
+}
+
+/* Standard object dispose function for canvas items */
+static void
+gnome_canvas_item_dispose (GObject *object)
+{
+	GnomeCanvasItem *item;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (object));
+
+	item = GNOME_CANVAS_ITEM (object);
+
+	if (item->canvas)
+		redraw_if_visible (item);
+
+	/* Make the canvas forget about us */
+
+	if (item->canvas && item == item->canvas->current_item) {
+		item->canvas->current_item = NULL;
+		item->canvas->need_repick = TRUE;
+	}
+
+	if (item->canvas && item == item->canvas->new_current_item) {
+		item->canvas->new_current_item = NULL;
+		item->canvas->need_repick = TRUE;
+	}
+
+	if (item->canvas && item == item->canvas->grabbed_item) {
+		item->canvas->grabbed_item = NULL;
+		gdk_pointer_ungrab (GDK_CURRENT_TIME);
+	}
+
+	if (item->canvas && item == item->canvas->focused_item)
+		item->canvas->focused_item = NULL;
+
+	/* Normal destroy stuff */
+
+	if (item->object.flags & GNOME_CANVAS_ITEM_MAPPED)
+		(* GNOME_CANVAS_ITEM_GET_CLASS (item)->unmap) (item);
+
+	if (item->object.flags & GNOME_CANVAS_ITEM_REALIZED)
+		(* GNOME_CANVAS_ITEM_GET_CLASS (item)->unrealize) (item);
+
+	if (item->parent)
+		group_remove (GNOME_CANVAS_GROUP (item->parent), item);
+
+	g_free (item->xform);
+	item->xform = NULL;
+
+	G_OBJECT_CLASS (item_parent_class)->dispose (object);
+	/* items should remove any reference to item->canvas after the
+	   first ::destroy */
+	item->canvas = NULL;
+}
+
+/* Realize handler for canvas items */
+static void
+gnome_canvas_item_realize (GnomeCanvasItem *item)
+{
+	GTK_OBJECT_SET_FLAGS (item, GNOME_CANVAS_ITEM_REALIZED);
+
+	gnome_canvas_item_request_update (item);
+}
+
+/* Unrealize handler for canvas items */
+static void
+gnome_canvas_item_unrealize (GnomeCanvasItem *item)
+{
+	GTK_OBJECT_UNSET_FLAGS (item, GNOME_CANVAS_ITEM_REALIZED);
+}
+
+/* Map handler for canvas items */
+static void
+gnome_canvas_item_map (GnomeCanvasItem *item)
+{
+	GTK_OBJECT_SET_FLAGS (item, GNOME_CANVAS_ITEM_MAPPED);
+}
+
+/* Unmap handler for canvas items */
+static void
+gnome_canvas_item_unmap (GnomeCanvasItem *item)
+{
+	GTK_OBJECT_UNSET_FLAGS (item, GNOME_CANVAS_ITEM_MAPPED);
+}
+
+/* Update handler for canvas items */
+static void
+gnome_canvas_item_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	GTK_OBJECT_UNSET_FLAGS (item, GNOME_CANVAS_ITEM_NEED_UPDATE);
+	GTK_OBJECT_UNSET_FLAGS (item, GNOME_CANVAS_ITEM_NEED_AFFINE);
+	GTK_OBJECT_UNSET_FLAGS (item, GNOME_CANVAS_ITEM_NEED_CLIP);
+	GTK_OBJECT_UNSET_FLAGS (item, GNOME_CANVAS_ITEM_NEED_VIS);
+}
+
+#define noHACKISH_AFFINE
+
+/*
+ * This routine invokes the update method of the item
+ * Please notice, that we take parent to canvas pixel matrix as argument
+ * unlike virtual method ::update, whose argument is item 2 canvas pixel
+ * matrix
+ *
+ * I will try to force somewhat meaningful naming for affines (Lauris)
+ * General naming rule is FROM2TO, where FROM and TO are abbreviations
+ * So p2cpx is Parent2CanvasPixel and i2cpx is Item2CanvasPixel
+ * I hope that this helps to keep track of what really happens
+ *
+ */
+
+static void
+gnome_canvas_item_invoke_update (GnomeCanvasItem *item, double *p2cpx, ArtSVP *clip_path, int flags)
+{
+	int child_flags;
+	gdouble i2cpx[6];
+
+#ifdef HACKISH_AFFINE
+	double i2w[6], w2c[6], i2c[6];
+#endif
+
+	child_flags = flags;
+	if (!(item->object.flags & GNOME_CANVAS_ITEM_VISIBLE))
+		child_flags &= ~GNOME_CANVAS_UPDATE_IS_VISIBLE;
+
+	/* Calculate actual item transformation matrix */
+
+	if (item->xform) {
+		if (item->object.flags & GNOME_CANVAS_ITEM_AFFINE_FULL) {
+			/* Item has full affine */
+			art_affine_multiply (i2cpx, item->xform, p2cpx);
+		} else {
+			/* Item has only translation */
+			memcpy (i2cpx, p2cpx, 4 * sizeof (gdouble));
+			i2cpx[4] = item->xform[0] * p2cpx[0] + item->xform[1] * p2cpx[2] + p2cpx[4];
+			i2cpx[5] = item->xform[0] * p2cpx[1] + item->xform[1] * p2cpx[3] + p2cpx[5];
+		}
+	} else {
+		/* Item has no matrix (i.e. identity) */
+		memcpy (i2cpx, p2cpx, 6 * sizeof (gdouble));
+	}
+
+#ifdef HACKISH_AFFINE
+	gnome_canvas_item_i2w_affine (item, i2w);
+	gnome_canvas_w2c_affine (item->canvas, w2c);
+	art_affine_multiply (i2c, i2w, w2c);
+	/* invariant (doesn't hold now): child_affine == i2c */
+	child_affine = i2c;
+#endif
+
+	/* apply object flags to child flags */
+
+	child_flags &= ~GNOME_CANVAS_UPDATE_REQUESTED;
+
+	if (item->object.flags & GNOME_CANVAS_ITEM_NEED_UPDATE)
+		child_flags |= GNOME_CANVAS_UPDATE_REQUESTED;
+
+	if (item->object.flags & GNOME_CANVAS_ITEM_NEED_AFFINE)
+		child_flags |= GNOME_CANVAS_UPDATE_AFFINE;
+
+	if (item->object.flags & GNOME_CANVAS_ITEM_NEED_CLIP)
+		child_flags |= GNOME_CANVAS_UPDATE_CLIP;
+
+	if (item->object.flags & GNOME_CANVAS_ITEM_NEED_VIS)
+		child_flags |= GNOME_CANVAS_UPDATE_VISIBILITY;
+
+	if (child_flags & GCI_UPDATE_MASK) {
+		if (GNOME_CANVAS_ITEM_GET_CLASS (item)->update)
+			GNOME_CANVAS_ITEM_GET_CLASS (item)->update (item, i2cpx, clip_path, child_flags);
+	}
+}
+
+/*
+ * This routine invokes the point method of the item.
+ * The arguments x, y should be in the parent item local coordinates.
+ *
+ * This is potentially evil, as we are relying on matrix inversion (Lauris)
+ */
+
+static double
+gnome_canvas_item_invoke_point (GnomeCanvasItem *item, double x, double y, int cx, int cy, GnomeCanvasItem **actual_item)
+{
+	/* Calculate x & y in item local coordinates */
+
+	if (item->xform) {
+		if (item->object.flags & GNOME_CANVAS_ITEM_AFFINE_FULL) {
+			gdouble p2i[6], t;
+			/* Item has full affine */
+			art_affine_invert (p2i, item->xform);
+			t = x * p2i[0] + y * p2i[2] + p2i[4];
+			y = x * p2i[1] + y * p2i[3] + p2i[5];
+			x = t;
+		} else {
+			/* Item has only translation */
+			x -= item->xform[0];
+			y -= item->xform[1];
+		}
+	}
+
+#ifdef HACKISH_AFFINE
+	double i2w[6], w2c[6], i2c[6], c2i[6];
+	ArtPoint c, i;
+#endif
+
+#ifdef HACKISH_AFFINE
+	gnome_canvas_item_i2w_affine (item, i2w);
+	gnome_canvas_w2c_affine (item->canvas, w2c);
+	art_affine_multiply (i2c, i2w, w2c);
+	art_affine_invert (c2i, i2c);
+	c.x = cx;
+	c.y = cy;
+	art_affine_point (&i, &c, c2i);
+	x = i.x;
+	y = i.y;
+#endif
+
+	if (GNOME_CANVAS_ITEM_GET_CLASS (item)->point)
+		return GNOME_CANVAS_ITEM_GET_CLASS (item)->point (item, x, y, cx, cy, actual_item);
+
+	return 1e18;
+}
+
+/**
+ * gnome_canvas_item_set:
+ * @item: A canvas item.
+ * @first_arg_name: The list of object argument name/value pairs used to configure the item.
+ * @Varargs:
+ *
+ * Configures a canvas item.  The arguments in the item are set to the specified
+ * values, and the item is repainted as appropriate.
+ **/
+void
+gnome_canvas_item_set (GnomeCanvasItem *item, const gchar *first_arg_name, ...)
+{
+	va_list args;
+
+	va_start (args, first_arg_name);
+	gnome_canvas_item_set_valist (item, first_arg_name, args);
+	va_end (args);
+}
+
+
+/**
+ * gnome_canvas_item_set_valist:
+ * @item: A canvas item.
+ * @first_arg_name: The name of the first argument used to configure the item.
+ * @args: The list of object argument name/value pairs used to configure the item.
+ *
+ * Configures a canvas item.  The arguments in the item are set to the specified
+ * values, and the item is repainted as appropriate.
+ **/
+void
+gnome_canvas_item_set_valist (GnomeCanvasItem *item, const gchar *first_arg_name, va_list args)
+{
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	g_object_set_valist (G_OBJECT (item), first_arg_name, args);
+
+#if 0
+	/* I commented this out, because item implementations have to schedule update/redraw */
+	redraw_if_visible (item);
+#endif
+
+	item->canvas->need_repick = TRUE;
+}
+
+
+/**
+ * gnome_canvas_item_affine_relative:
+ * @item: A canvas item.
+ * @affine: An affine transformation matrix.
+ *
+ * Combines the specified affine transformation matrix with the item's current
+ * transformation. NULL affine is not allowed.
+ **/
+#define GCIAR_EPSILON 1e-6
+void
+gnome_canvas_item_affine_relative (GnomeCanvasItem *item, const double affine[6])
+{
+	gdouble i2p[6];
+
+	g_return_if_fail (item != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+	g_return_if_fail (affine != NULL);
+
+	/* Calculate actual item transformation matrix */
+
+	if (item->xform) {
+		if (item->object.flags & GNOME_CANVAS_ITEM_AFFINE_FULL) {
+			/* Item has full affine */
+			art_affine_multiply (i2p, affine, item->xform);
+		} else {
+			/* Item has only translation */
+			memcpy (i2p, affine, 6 * sizeof (gdouble));
+			i2p[4] += item->xform[0];
+			i2p[5] += item->xform[1];
+		}
+	} else {
+		/* Item has no matrix (i.e. identity) */
+		memcpy (i2p, affine, 6 * sizeof (gdouble));
+	}
+
+	gnome_canvas_item_affine_absolute (item, i2p);
+}
+
+/**
+ * gnome_canvas_item_affine_absolute:
+ * @item: A canvas item.
+ * @affine: An affine transformation matrix.
+ *
+ * Makes the item's affine transformation matrix be equal to the specified
+ * matrix. NULL affine is treated as identity.
+ **/
+void
+gnome_canvas_item_affine_absolute (GnomeCanvasItem *item, const double i2p[6])
+{
+	g_return_if_fail (item != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	if (i2p &&
+	    (fabs (i2p[0] - 1.0) < GCI_EPSILON) &&
+	    (fabs (i2p[1] - 0.0) < GCI_EPSILON) &&
+	    (fabs (i2p[2] - 0.0) < GCI_EPSILON) &&
+	    (fabs (i2p[3] - 1.0) < GCI_EPSILON) &&
+	    (fabs (i2p[4] - 0.0) < GCI_EPSILON) &&
+	    (fabs (i2p[5] - 0.0) < GCI_EPSILON)) {
+		/* We are identity */
+		i2p = NULL;
+	}
+
+	if (i2p) {
+		if (item->xform && !(item->object.flags & GNOME_CANVAS_ITEM_AFFINE_FULL)) {
+			/* We do not want to deal with translation-only affines */
+			g_free (item->xform);
+			item->xform = NULL;
+		}
+		if (!item->xform) item->xform = g_new (gdouble, 6);
+		memcpy (item->xform, i2p, 6 * sizeof (gdouble));
+		item->object.flags |= GNOME_CANVAS_ITEM_AFFINE_FULL;
+	} else {
+		if (item->xform) {
+			g_free (item->xform);
+			item->xform = NULL;
+		}
+	}
+
+	if (!(item->object.flags & GNOME_CANVAS_ITEM_NEED_AFFINE)) {
+		/* Request update */
+		item->object.flags |= GNOME_CANVAS_ITEM_NEED_AFFINE;
+		gnome_canvas_item_request_update (item);
+	}
+
+	item->canvas->need_repick = TRUE;
+}
+
+
+/**
+ * gnome_canvas_item_move:
+ * @item: A canvas item.
+ * @dx: Horizontal offset.
+ * @dy: Vertical offset.
+ *
+ * Moves a canvas item by creating an affine transformation matrix for
+ * translation by using the specified values. This happens in item
+ * local coordinate system, so if you have nontrivial transform, it
+ * most probably does not do, what you want.
+ **/
+void
+gnome_canvas_item_move (GnomeCanvasItem *item, double dx, double dy)
+{
+	double translate[6];
+
+	g_return_if_fail (item != NULL);
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	art_affine_translate (translate, dx, dy);
+
+	gnome_canvas_item_affine_relative (item, translate);
+}
+
+/* Convenience function to reorder items in a group's child list.  This puts the
+ * specified link after the "before" link. Returns TRUE if the list was changed.
+ */
+static gboolean
+put_item_after (GList *link, GList *before)
+{
+	GnomeCanvasGroup *parent;
+	GList *old_before, *old_after;
+	GList *after;
+
+	parent = GNOME_CANVAS_GROUP (GNOME_CANVAS_ITEM (link->data)->parent);
+
+	if (before)
+		after = before->next;
+	else
+		after = parent->item_list;
+
+	if (before == link || after == link)
+		return FALSE;
+
+	/* Unlink */
+
+	old_before = link->prev;
+	old_after = link->next;
+
+	if (old_before)
+		old_before->next = old_after;
+	else
+		parent->item_list = old_after;
+
+	if (old_after)
+		old_after->prev = old_before;
+	else
+		parent->item_list_end = old_before;
+
+	/* Relink */
+
+	link->prev = before;
+	if (before)
+		before->next = link;
+	else
+		parent->item_list = link;
+
+	link->next = after;
+	if (after)
+		after->prev = link;
+	else
+		parent->item_list_end = link;
+
+	return TRUE;
+}
+
+
+/**
+ * gnome_canvas_item_raise:
+ * @item: A canvas item.
+ * @positions: Number of steps to raise the item.
+ *
+ * Raises the item in its parent's stack by the specified number of positions.
+ * If the number of positions is greater than the distance to the top of the
+ * stack, then the item is put at the top.
+ **/
+void
+gnome_canvas_item_raise (GnomeCanvasItem *item, int positions)
+{
+	GList *link, *before;
+	GnomeCanvasGroup *parent;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+	g_return_if_fail (positions >= 0);
+
+	if (!item->parent || positions == 0)
+		return;
+
+	parent = GNOME_CANVAS_GROUP (item->parent);
+	link = g_list_find (parent->item_list, item);
+	g_assert (link != NULL);
+
+	for (before = link; positions && before; positions--)
+		before = before->next;
+
+	if (!before)
+		before = parent->item_list_end;
+
+	if (put_item_after (link, before)) {
+		redraw_if_visible (item);
+		item->canvas->need_repick = TRUE;
+	}
+}
+
+
+/**
+ * gnome_canvas_item_lower:
+ * @item: A canvas item.
+ * @positions: Number of steps to lower the item.
+ *
+ * Lowers the item in its parent's stack by the specified number of positions.
+ * If the number of positions is greater than the distance to the bottom of the
+ * stack, then the item is put at the bottom.
+ **/
+void
+gnome_canvas_item_lower (GnomeCanvasItem *item, int positions)
+{
+	GList *link, *before;
+	GnomeCanvasGroup *parent;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+	g_return_if_fail (positions >= 1);
+
+	if (!item->parent || positions == 0)
+		return;
+
+	parent = GNOME_CANVAS_GROUP (item->parent);
+	link = g_list_find (parent->item_list, item);
+	g_assert (link != NULL);
+
+	if (link->prev)
+		for (before = link->prev; positions && before; positions--)
+			before = before->prev;
+	else
+		before = NULL;
+
+	if (put_item_after (link, before)) {
+		redraw_if_visible (item);
+		item->canvas->need_repick = TRUE;
+	}
+}
+
+
+/**
+ * gnome_canvas_item_raise_to_top:
+ * @item: A canvas item.
+ *
+ * Raises an item to the top of its parent's stack.
+ **/
+void
+gnome_canvas_item_raise_to_top (GnomeCanvasItem *item)
+{
+	GList *link;
+	GnomeCanvasGroup *parent;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	if (!item->parent)
+		return;
+
+	parent = GNOME_CANVAS_GROUP (item->parent);
+	link = g_list_find (parent->item_list, item);
+	g_assert (link != NULL);
+
+	if (put_item_after (link, parent->item_list_end)) {
+		redraw_if_visible (item);
+		item->canvas->need_repick = TRUE;
+	}
+}
+
+
+/**
+ * gnome_canvas_item_lower_to_bottom:
+ * @item: A canvas item.
+ *
+ * Lowers an item to the bottom of its parent's stack.
+ **/
+void
+gnome_canvas_item_lower_to_bottom (GnomeCanvasItem *item)
+{
+	GList *link;
+	GnomeCanvasGroup *parent;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	if (!item->parent)
+		return;
+
+	parent = GNOME_CANVAS_GROUP (item->parent);
+	link = g_list_find (parent->item_list, item);
+	g_assert (link != NULL);
+
+	if (put_item_after (link, NULL)) {
+		redraw_if_visible (item);
+		item->canvas->need_repick = TRUE;
+	}
+}
+
+
+/**
+ * gnome_canvas_item_show:
+ * @item: A canvas item.
+ *
+ * Shows a canvas item.  If the item was already shown, then no action is taken.
+ **/
+void
+gnome_canvas_item_show (GnomeCanvasItem *item)
+{
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	if (!(item->object.flags & GNOME_CANVAS_ITEM_VISIBLE)) {
+		item->object.flags |= GNOME_CANVAS_ITEM_VISIBLE;
+		gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2 + 1, item->y2 + 1);
+		item->canvas->need_repick = TRUE;
+	}
+}
+
+
+/**
+ * gnome_canvas_item_hide:
+ * @item: A canvas item.
+ *
+ * Hides a canvas item.  If the item was already hidden, then no action is
+ * taken.
+ **/
+void
+gnome_canvas_item_hide (GnomeCanvasItem *item)
+{
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	if (item->object.flags & GNOME_CANVAS_ITEM_VISIBLE) {
+		item->object.flags &= ~GNOME_CANVAS_ITEM_VISIBLE;
+		gnome_canvas_request_redraw (item->canvas, item->x1, item->y1, item->x2 + 1, item->y2 + 1);
+		item->canvas->need_repick = TRUE;
+	}
+}
+
+
+/**
+ * gnome_canvas_item_grab:
+ * @item: A canvas item.
+ * @event_mask: Mask of events that will be sent to this item.
+ * @cursor: If non-NULL, the cursor that will be used while the grab is active.
+ * @etime: The timestamp required for grabbing the mouse, or GDK_CURRENT_TIME.
+ *
+ * Specifies that all events that match the specified event mask should be sent
+ * to the specified item, and also grabs the mouse by calling
+ * gdk_pointer_grab().  The event mask is also used when grabbing the pointer.
+ * If @cursor is not NULL, then that cursor is used while the grab is active.
+ * The @etime parameter is the timestamp required for grabbing the mouse.
+ *
+ * Return value: If an item was already grabbed, it returns %GDK_GRAB_ALREADY_GRABBED.  If
+ * the specified item was hidden by calling gnome_canvas_item_hide(), then it
+ * returns %GDK_GRAB_NOT_VIEWABLE.  Else, it returns the result of calling
+ * gdk_pointer_grab().
+ **/
+int
+gnome_canvas_item_grab (GnomeCanvasItem *item, guint event_mask, GdkCursor *cursor, guint32 etime)
+{
+	int retval;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS_ITEM (item), GDK_GRAB_NOT_VIEWABLE);
+	g_return_val_if_fail (GTK_WIDGET_MAPPED (item->canvas), GDK_GRAB_NOT_VIEWABLE);
+
+	if (item->canvas->grabbed_item)
+		return GDK_GRAB_ALREADY_GRABBED;
+
+	if (!(item->object.flags & GNOME_CANVAS_ITEM_VISIBLE))
+		return GDK_GRAB_NOT_VIEWABLE;
+
+	retval = gdk_pointer_grab (item->canvas->layout.bin_window,
+				   FALSE,
+				   event_mask,
+				   NULL,
+				   cursor,
+				   etime);
+
+	if (retval != GDK_GRAB_SUCCESS)
+		return retval;
+
+	item->canvas->grabbed_item = item;
+	item->canvas->grabbed_event_mask = event_mask;
+	item->canvas->current_item = item; /* So that events go to the grabbed item */
+
+	return retval;
+}
+
+
+/**
+ * gnome_canvas_item_ungrab:
+ * @item: A canvas item that holds a grab.
+ * @etime: The timestamp for ungrabbing the mouse.
+ *
+ * Ungrabs the item, which must have been grabbed in the canvas, and ungrabs the
+ * mouse.
+ **/
+void
+gnome_canvas_item_ungrab (GnomeCanvasItem *item, guint32 etime)
+{
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	if (item->canvas->grabbed_item != item)
+		return;
+
+	item->canvas->grabbed_item = NULL;
+
+	gdk_pointer_ungrab (etime);
+}
+
+
+/**
+ * gnome_canvas_item_i2w_affine:
+ * @item: A canvas item
+ * @affine: An affine transformation matrix (return value).
+ *
+ * Gets the affine transform that converts from the item's coordinate system to
+ * world coordinates.
+ **/
+void
+gnome_canvas_item_i2w_affine (GnomeCanvasItem *item, double affine[6])
+{
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+	g_return_if_fail (affine != NULL);
+
+	art_affine_identity (affine);
+
+	while (item) {
+		if (item->xform != NULL) {
+			if (item->object.flags & GNOME_CANVAS_ITEM_AFFINE_FULL) {
+				art_affine_multiply (affine, affine, item->xform);
+			} else {
+				affine[4] += item->xform[0];
+				affine[5] += item->xform[1];
+			}
+		}
+
+		item = item->parent;
+	}
+}
+
+/**
+ * gnome_canvas_item_w2i:
+ * @item: A canvas item.
+ * @x: X coordinate to convert (input/output value).
+ * @y: Y coordinate to convert (input/output value).
+ *
+ * Converts a coordinate pair from world coordinates to item-relative
+ * coordinates.
+ **/
+void
+gnome_canvas_item_w2i (GnomeCanvasItem *item, double *x, double *y)
+{
+	double affine[6], inv[6];
+	ArtPoint w, i;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+	g_return_if_fail (x != NULL);
+	g_return_if_fail (y != NULL);
+
+	gnome_canvas_item_i2w_affine (item, affine);
+	art_affine_invert (inv, affine);
+	w.x = *x;
+	w.y = *y;
+	art_affine_point (&i, &w, inv);
+	*x = i.x;
+	*y = i.y;
+}
+
+
+/**
+ * gnome_canvas_item_i2w:
+ * @item: A canvas item.
+ * @x: X coordinate to convert (input/output value).
+ * @y: Y coordinate to convert (input/output value).
+ *
+ * Converts a coordinate pair from item-relative coordinates to world
+ * coordinates.
+ **/
+void
+gnome_canvas_item_i2w (GnomeCanvasItem *item, double *x, double *y)
+{
+	double affine[6];
+	ArtPoint w, i;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+	g_return_if_fail (x != NULL);
+	g_return_if_fail (y != NULL);
+
+	gnome_canvas_item_i2w_affine (item, affine);
+	i.x = *x;
+	i.y = *y;
+	art_affine_point (&w, &i, affine);
+	*x = w.x;
+	*y = w.y;
+}
+
+/**
+ * gnome_canvas_item_i2c_affine:
+ * @item: A canvas item.
+ * @affine: An affine transformation matrix (return value).
+ *
+ * Gets the affine transform that converts from item-relative coordinates to
+ * canvas pixel coordinates.
+ **/
+void
+gnome_canvas_item_i2c_affine (GnomeCanvasItem *item, double affine[6])
+{
+	double i2w[6], w2c[6];
+
+	gnome_canvas_item_i2w_affine (item, i2w);
+	gnome_canvas_w2c_affine (item->canvas, w2c);
+	art_affine_multiply (affine, i2w, w2c);
+}
+
+/* Returns whether the item is an inferior of or is equal to the parent. */
+static int
+is_descendant (GnomeCanvasItem *item, GnomeCanvasItem *parent)
+{
+	for (; item; item = item->parent)
+		if (item == parent)
+			return TRUE;
+
+	return FALSE;
+}
+
+/**
+ * gnome_canvas_item_reparent:
+ * @item: A canvas item.
+ * @new_group: A canvas group.
+ *
+ * Changes the parent of the specified item to be the new group.  The item keeps
+ * its group-relative coordinates as for its old parent, so the item may change
+ * its absolute position within the canvas.
+ **/
+void
+gnome_canvas_item_reparent (GnomeCanvasItem *item, GnomeCanvasGroup *new_group)
+{
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+	g_return_if_fail (GNOME_IS_CANVAS_GROUP (new_group));
+
+	/* Both items need to be in the same canvas */
+	g_return_if_fail (item->canvas == GNOME_CANVAS_ITEM (new_group)->canvas);
+
+	/* The group cannot be an inferior of the item or be the item itself --
+	 * this also takes care of the case where the item is the root item of
+	 * the canvas.  */
+	g_return_if_fail (!is_descendant (GNOME_CANVAS_ITEM (new_group), item));
+
+	/* Everything is ok, now actually reparent the item */
+
+	g_object_ref (G_OBJECT (item)); /* protect it from the unref in group_remove */
+
+	redraw_if_visible (item);
+
+	group_remove (GNOME_CANVAS_GROUP (item->parent), item);
+	item->parent = GNOME_CANVAS_ITEM (new_group);
+	group_add (new_group, item);
+
+	/* Redraw and repick */
+
+	redraw_if_visible (item);
+	item->canvas->need_repick = TRUE;
+
+	g_object_unref (G_OBJECT (item));
+}
+
+/**
+ * gnome_canvas_item_grab_focus:
+ * @item: A canvas item.
+ *
+ * Makes the specified item take the keyboard focus, so all keyboard events will
+ * be sent to it.  If the canvas widget itself did not have the focus, it grabs
+ * it as well.
+ **/
+void
+gnome_canvas_item_grab_focus (GnomeCanvasItem *item)
+{
+	GnomeCanvasItem *focused_item;
+	GdkEvent ev;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+	g_return_if_fail (GTK_WIDGET_CAN_FOCUS (GTK_WIDGET (item->canvas)));
+
+	focused_item = item->canvas->focused_item;
+
+	if (focused_item) {
+		ev.focus_change.type = GDK_FOCUS_CHANGE;
+		ev.focus_change.window = GTK_LAYOUT (item->canvas)->bin_window;
+		ev.focus_change.send_event = FALSE;
+		ev.focus_change.in = FALSE;
+
+		emit_event (item->canvas, &ev);
+	}
+
+	item->canvas->focused_item = item;
+	gtk_widget_grab_focus (GTK_WIDGET (item->canvas));
+
+	if (focused_item) {
+		ev.focus_change.type = GDK_FOCUS_CHANGE;
+		ev.focus_change.window = GTK_LAYOUT (item->canvas)->bin_window;
+		ev.focus_change.send_event = FALSE;
+		ev.focus_change.in = TRUE;
+
+		emit_event (item->canvas, &ev);
+	}
+}
+
+
+/**
+ * gnome_canvas_item_get_bounds:
+ * @item: A canvas item.
+ * @x1: Leftmost edge of the bounding box (return value).
+ * @y1: Upper edge of the bounding box (return value).
+ * @x2: Rightmost edge of the bounding box (return value).
+ * @y2: Lower edge of the bounding box (return value).
+ *
+ * Queries the bounding box of a canvas item.  The bounds are returned in the
+ * coordinate system of the item's parent.
+ **/
+void
+gnome_canvas_item_get_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2)
+{
+	double tx1, ty1, tx2, ty2;
+	ArtPoint p1, p2, p3, p4;
+	ArtPoint q1, q2, q3, q4;
+	double min_x1, min_y1, min_x2, min_y2;
+	double max_x1, max_y1, max_x2, max_y2;
+
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	tx1 = ty1 = tx2 = ty2 = 0.0;
+
+	/* Get the item's bounds in its coordinate system */
+
+	if (GNOME_CANVAS_ITEM_GET_CLASS (item)->bounds)
+		(* GNOME_CANVAS_ITEM_GET_CLASS (item)->bounds) (item, &tx1, &ty1, &tx2, &ty2);
+
+	/* Make the bounds relative to the item's parent coordinate system */
+
+	if (item->xform && (item->object.flags & GNOME_CANVAS_ITEM_AFFINE_FULL)) {
+		p1.x = p2.x = tx1;
+		p1.y = p4.y = ty1;
+		p3.x = p4.x = tx2;
+		p2.y = p3.y = ty2;
+
+		art_affine_point (&q1, &p1, item->xform);
+		art_affine_point (&q2, &p2, item->xform);
+		art_affine_point (&q3, &p3, item->xform);
+		art_affine_point (&q4, &p4, item->xform);
+
+		if (q1.x < q2.x) {
+			min_x1 = q1.x;
+			max_x1 = q2.x;
+		} else {
+			min_x1 = q2.x;
+			max_x1 = q1.x;
+		}
+
+		if (q1.y < q2.y) {
+			min_y1 = q1.y;
+			max_y1 = q2.y;
+		} else {
+			min_y1 = q2.y;
+			max_y1 = q1.y;
+		}
+
+		if (q3.x < q4.x) {
+			min_x2 = q3.x;
+			max_x2 = q4.x;
+		} else {
+			min_x2 = q4.x;
+			max_x2 = q3.x;
+		}
+
+		if (q3.y < q4.y) {
+			min_y2 = q3.y;
+			max_y2 = q4.y;
+		} else {
+			min_y2 = q4.y;
+			max_y2 = q3.y;
+		}
+
+		tx1 = MIN (min_x1, min_x2);
+		ty1 = MIN (min_y1, min_y2);
+		tx2 = MAX (max_x1, max_x2);
+		ty2 = MAX (max_y1, max_y2);
+	} else if (item->xform) {
+		tx1 += item->xform[0];
+		ty1 += item->xform[1];
+		tx2 += item->xform[0];
+		ty2 += item->xform[1];
+	}
+
+	/* Return the values */
+
+	if (x1)
+		*x1 = tx1;
+
+	if (y1)
+		*y1 = ty1;
+
+	if (x2)
+		*x2 = tx2;
+
+	if (y2)
+		*y2 = ty2;
+}
+
+
+/**
+ * gnome_canvas_item_request_update
+ * @item: A canvas item.
+ *
+ * To be used only by item implementations.  Requests that the canvas queue an
+ * update for the specified item.
+ **/
+void
+gnome_canvas_item_request_update (GnomeCanvasItem *item)
+{
+	if (item->object.flags & GNOME_CANVAS_ITEM_NEED_UPDATE)
+		return;
+
+	item->object.flags |= GNOME_CANVAS_ITEM_NEED_UPDATE;
+
+	if (item->parent != NULL) {
+		/* Recurse up the tree */
+		gnome_canvas_item_request_update (item->parent);
+	} else {
+		/* Have reached the top of the tree, make sure the update call gets scheduled. */
+		gnome_canvas_request_update (item->canvas);
+	}
+}
+
+/*** GnomeCanvasGroup ***/
+
+
+enum {
+	GROUP_PROP_0,
+	GROUP_PROP_X,
+	GROUP_PROP_Y
+};
+
+
+static void gnome_canvas_group_class_init  (GnomeCanvasGroupClass *class);
+static void gnome_canvas_group_init        (GnomeCanvasGroup      *group);
+static void gnome_canvas_group_set_property(GObject               *object,
+					    guint                  param_id,
+					    const GValue          *value,
+					    GParamSpec            *pspec);
+static void gnome_canvas_group_get_property(GObject               *object,
+					    guint                  param_id,
+					    GValue                *value,
+					    GParamSpec            *pspec);
+
+static void gnome_canvas_group_destroy     (GtkObject             *object);
+
+static void   gnome_canvas_group_update      (GnomeCanvasItem *item, double *affine,
+					      ArtSVP *clip_path, int flags);
+static void   gnome_canvas_group_realize     (GnomeCanvasItem *item);
+static void   gnome_canvas_group_unrealize   (GnomeCanvasItem *item);
+static void   gnome_canvas_group_map         (GnomeCanvasItem *item);
+static void   gnome_canvas_group_unmap       (GnomeCanvasItem *item);
+static void   gnome_canvas_group_draw        (GnomeCanvasItem *item, GdkDrawable *drawable,
+					      int x, int y, int width, int height);
+static double gnome_canvas_group_point       (GnomeCanvasItem *item, double x, double y,
+					      int cx, int cy,
+					      GnomeCanvasItem **actual_item);
+static void   gnome_canvas_group_bounds      (GnomeCanvasItem *item, double *x1, double *y1,
+					      double *x2, double *y2);
+static void   gnome_canvas_group_render      (GnomeCanvasItem *item,
+					      GnomeCanvasBuf *buf);
+
+
+static GnomeCanvasItemClass *group_parent_class;
+
+
+/**
+ * gnome_canvas_group_get_type:
+ *
+ * Registers the &GnomeCanvasGroup class if necessary, and returns the type ID
+ * associated to it.
+ *
+ * Return value:  The type ID of the &GnomeCanvasGroup class.
+ **/
+GType
+gnome_canvas_group_get_type (void)
+{
+	static GType canvas_group_type;
+
+	if (!canvas_group_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasGroupClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_group_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvasGroup),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_group_init,
+			NULL			/* value_table */
+		};
+
+		canvas_group_type = g_type_register_static (GNOME_TYPE_CANVAS_ITEM, "GnomeCanvasGroup",
+							    &object_info, 0);
+	}
+
+	return canvas_group_type;
+}
+
+/* Class initialization function for GnomeCanvasGroupClass */
+static void
+gnome_canvas_group_class_init (GnomeCanvasGroupClass *class)
+{
+	GObjectClass *gobject_class;
+	GtkObjectClass *object_class;
+	GnomeCanvasItemClass *item_class;
+
+	gobject_class = (GObjectClass *) class;
+	object_class = (GtkObjectClass *) class;
+	item_class = (GnomeCanvasItemClass *) class;
+
+	group_parent_class = g_type_class_peek_parent (class);
+
+	gobject_class->set_property = gnome_canvas_group_set_property;
+	gobject_class->get_property = gnome_canvas_group_get_property;
+
+	g_object_class_install_property
+		(gobject_class, GROUP_PROP_X,
+		 g_param_spec_double ("x",
+				      _("X"),
+				      _("X"),
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+	g_object_class_install_property
+		(gobject_class, GROUP_PROP_Y,
+		 g_param_spec_double ("y",
+				      _("Y"),
+				      _("Y"),
+				      -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	object_class->destroy = gnome_canvas_group_destroy;
+
+	item_class->update = gnome_canvas_group_update;
+	item_class->realize = gnome_canvas_group_realize;
+	item_class->unrealize = gnome_canvas_group_unrealize;
+	item_class->map = gnome_canvas_group_map;
+	item_class->unmap = gnome_canvas_group_unmap;
+	item_class->draw = gnome_canvas_group_draw;
+	item_class->render = gnome_canvas_group_render;
+	item_class->point = gnome_canvas_group_point;
+	item_class->bounds = gnome_canvas_group_bounds;
+}
+
+/* Object initialization function for GnomeCanvasGroup */
+static void
+gnome_canvas_group_init (GnomeCanvasGroup *group)
+{
+#if 0
+	group->xpos = 0.0;
+	group->ypos = 0.0;
+#endif
+}
+
+/* Translate handler for canvas groups */
+static double *
+gnome_canvas_ensure_translate (GnomeCanvasItem *item)
+{
+	if (item->xform == NULL) {
+		GTK_OBJECT_UNSET_FLAGS (item, GNOME_CANVAS_ITEM_AFFINE_FULL);
+		item->xform = g_new (double, 2);
+		item->xform[0] = 0.0;
+		item->xform[1] = 0.0;
+		return item->xform;
+	} else if (item->object.flags & GNOME_CANVAS_ITEM_AFFINE_FULL) {
+		return item->xform + 4;
+	} else {
+		return item->xform;
+	}
+}
+
+/* Set_property handler for canvas groups */
+static void
+gnome_canvas_group_set_property (GObject *gobject, guint param_id,
+				 const GValue *value, GParamSpec *pspec)
+{
+	GnomeCanvasItem *item;
+	double *xlat;
+
+	g_return_if_fail (GNOME_IS_CANVAS_GROUP (gobject));
+
+	item = GNOME_CANVAS_ITEM (gobject);
+
+	switch (param_id) {
+	case GROUP_PROP_X:
+		xlat = gnome_canvas_ensure_translate (item);
+		xlat[0] = g_value_get_double (value);
+		break;
+
+	case GROUP_PROP_Y:
+		xlat = gnome_canvas_ensure_translate (item);
+		xlat[1] = g_value_get_double (value);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, param_id, pspec);
+		break;
+	}
+}
+
+/* Get_property handler for canvas groups */
+static void
+gnome_canvas_group_get_property (GObject *gobject, guint param_id,
+				 GValue *value, GParamSpec *pspec)
+{
+	GnomeCanvasItem *item;
+
+	g_return_if_fail (GNOME_IS_CANVAS_GROUP (gobject));
+
+	item = GNOME_CANVAS_ITEM (gobject);
+
+	switch (param_id) {
+	case GROUP_PROP_X:
+		if (item->xform == NULL)
+			g_value_set_double (value, 0);
+		else if (GTK_OBJECT (gobject)->flags & GNOME_CANVAS_ITEM_AFFINE_FULL)
+			g_value_set_double (value, item->xform[4]);
+		else
+			g_value_set_double (value, item->xform[0]);
+		break;
+
+	case GROUP_PROP_Y:
+		if (item->xform == NULL)
+			g_value_set_double (value, 0);
+		else if (GTK_OBJECT (gobject)->flags & GNOME_CANVAS_ITEM_AFFINE_FULL)
+			g_value_set_double (value, item->xform[5]);
+		else
+			g_value_set_double (value, item->xform[1]);
+		break;
+
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, param_id, pspec);
+		break;
+	}
+}
+
+/* Destroy handler for canvas groups */
+static void
+gnome_canvas_group_destroy (GtkObject *object)
+{
+	GnomeCanvasGroup *group;
+
+	g_return_if_fail (GNOME_IS_CANVAS_GROUP (object));
+
+	group = GNOME_CANVAS_GROUP (object);
+
+	while (group->item_list) {
+		// child is unref'ed by the child's group_remove().
+		gtk_object_destroy (GTK_OBJECT (group->item_list->data));
+	}
+
+	if (GTK_OBJECT_CLASS (group_parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (group_parent_class)->destroy) (object);
+}
+
+/* Update handler for canvas groups */
+static void
+gnome_canvas_group_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	GnomeCanvasGroup *group;
+	GList *list;
+	GnomeCanvasItem *i;
+	ArtDRect bbox, child_bbox;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	(* group_parent_class->update) (item, affine, clip_path, flags);
+
+	bbox.x0 = 0;
+	bbox.y0 = 0;
+	bbox.x1 = 0;
+	bbox.y1 = 0;
+
+	for (list = group->item_list; list; list = list->next) {
+		i = list->data;
+
+		gnome_canvas_item_invoke_update (i, affine, clip_path, flags);
+
+		child_bbox.x0 = i->x1;
+		child_bbox.y0 = i->y1;
+		child_bbox.x1 = i->x2;
+		child_bbox.y1 = i->y2;
+		art_drect_union (&bbox, &bbox, &child_bbox);
+	}
+	item->x1 = bbox.x0;
+	item->y1 = bbox.y0;
+	item->x2 = bbox.x1;
+	item->y2 = bbox.y1;
+}
+
+/* Realize handler for canvas groups */
+static void
+gnome_canvas_group_realize (GnomeCanvasItem *item)
+{
+	GnomeCanvasGroup *group;
+	GList *list;
+	GnomeCanvasItem *i;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	for (list = group->item_list; list; list = list->next) {
+		i = list->data;
+
+		if (!(i->object.flags & GNOME_CANVAS_ITEM_REALIZED))
+			(* GNOME_CANVAS_ITEM_GET_CLASS (i)->realize) (i);
+	}
+
+	(* group_parent_class->realize) (item);
+}
+
+/* Unrealize handler for canvas groups */
+static void
+gnome_canvas_group_unrealize (GnomeCanvasItem *item)
+{
+	GnomeCanvasGroup *group;
+	GList *list;
+	GnomeCanvasItem *i;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	for (list = group->item_list; list; list = list->next) {
+		i = list->data;
+
+		if (i->object.flags & GNOME_CANVAS_ITEM_REALIZED)
+			(* GNOME_CANVAS_ITEM_GET_CLASS (i)->unrealize) (i);
+	}
+
+	(* group_parent_class->unrealize) (item);
+}
+
+/* Map handler for canvas groups */
+static void
+gnome_canvas_group_map (GnomeCanvasItem *item)
+{
+	GnomeCanvasGroup *group;
+	GList *list;
+	GnomeCanvasItem *i;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	for (list = group->item_list; list; list = list->next) {
+		i = list->data;
+
+		if (!(i->object.flags & GNOME_CANVAS_ITEM_MAPPED))
+			(* GNOME_CANVAS_ITEM_GET_CLASS (i)->map) (i);
+	}
+
+	(* group_parent_class->map) (item);
+}
+
+/* Unmap handler for canvas groups */
+static void
+gnome_canvas_group_unmap (GnomeCanvasItem *item)
+{
+	GnomeCanvasGroup *group;
+	GList *list;
+	GnomeCanvasItem *i;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	for (list = group->item_list; list; list = list->next) {
+		i = list->data;
+
+		if (i->object.flags & GNOME_CANVAS_ITEM_MAPPED)
+			(* GNOME_CANVAS_ITEM_GET_CLASS (i)->unmap) (i);
+	}
+
+	(* group_parent_class->unmap) (item);
+}
+
+/* Draw handler for canvas groups */
+static void
+gnome_canvas_group_draw (GnomeCanvasItem *item, GdkDrawable *drawable,
+			 int x, int y, int width, int height)
+{
+	GnomeCanvasGroup *group;
+	GList *list;
+	GnomeCanvasItem *child = NULL;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	for (list = group->item_list; list; list = list->next) {
+		child = list->data;
+
+		if (((child->object.flags & GNOME_CANVAS_ITEM_VISIBLE)
+		     && ((child->x1 < (x + width))
+			 && (child->y1 < (y + height))
+			 && (child->x2 > x)
+			 && (child->y2 > y)))
+		    || ((GTK_OBJECT_FLAGS (child) & GNOME_CANVAS_ITEM_ALWAYS_REDRAW)
+			&& (child->x1 < child->canvas->redraw_x2)
+			&& (child->y1 < child->canvas->redraw_y2)
+			&& (child->x2 > child->canvas->redraw_x1)
+			&& (child->y2 > child->canvas->redraw_y2)))
+			if (GNOME_CANVAS_ITEM_GET_CLASS (child)->draw)
+				(* GNOME_CANVAS_ITEM_GET_CLASS (child)->draw) (
+					child, drawable, x, y, width, height);
+	}
+}
+
+/* Point handler for canvas groups */
+static double
+gnome_canvas_group_point (GnomeCanvasItem *item, double x, double y, int cx, int cy,
+			  GnomeCanvasItem **actual_item)
+{
+	GnomeCanvasGroup *group;
+	GList *list;
+	GnomeCanvasItem *child, *point_item;
+	int x1, y1, x2, y2;
+	double gx, gy;
+	double dist, best;
+	int has_point;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	x1 = cx - item->canvas->close_enough;
+	y1 = cy - item->canvas->close_enough;
+	x2 = cx + item->canvas->close_enough;
+	y2 = cy + item->canvas->close_enough;
+
+	best = 0.0;
+	*actual_item = NULL;
+
+	gx = x;
+	gy = y;
+
+	dist = 0.0; /* keep gcc happy */
+
+	for (list = group->item_list; list; list = list->next) {
+		child = list->data;
+
+		if ((child->x1 > x2) || (child->y1 > y2) || (child->x2 < x1) || (child->y2 < y1))
+			continue;
+
+		point_item = NULL; /* cater for incomplete item implementations */
+
+		if ((child->object.flags & GNOME_CANVAS_ITEM_VISIBLE)
+		    && GNOME_CANVAS_ITEM_GET_CLASS (child)->point) {
+			dist = gnome_canvas_item_invoke_point (child, gx, gy, cx, cy, &point_item);
+			has_point = TRUE;
+		} else
+			has_point = FALSE;
+
+		if (has_point
+		    && point_item
+		    && ((int) (dist * item->canvas->pixels_per_unit + 0.5)
+			<= item->canvas->close_enough)) {
+			best = dist;
+			*actual_item = point_item;
+		}
+	}
+
+	return best;
+}
+
+/* Bounds handler for canvas groups */
+static void
+gnome_canvas_group_bounds (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2)
+{
+	GnomeCanvasGroup *group;
+	GnomeCanvasItem *child;
+	GList *list;
+	double tx1, ty1, tx2, ty2;
+	double minx, miny, maxx, maxy;
+	int set;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	/* Get the bounds of the first visible item */
+
+	child = NULL; /* Unnecessary but eliminates a warning. */
+
+	set = FALSE;
+
+	for (list = group->item_list; list; list = list->next) {
+		child = list->data;
+
+		if (child->object.flags & GNOME_CANVAS_ITEM_VISIBLE) {
+			set = TRUE;
+			gnome_canvas_item_get_bounds (child, &minx, &miny, &maxx, &maxy);
+			break;
+		}
+	}
+
+	/* If there were no visible items, return an empty bounding box */
+
+	if (!set) {
+		*x1 = *y1 = *x2 = *y2 = 0.0;
+		return;
+	}
+
+	/* Now we can grow the bounds using the rest of the items */
+
+	list = list->next;
+
+	for (; list; list = list->next) {
+		child = list->data;
+
+		if (!(child->object.flags & GNOME_CANVAS_ITEM_VISIBLE))
+			continue;
+
+		gnome_canvas_item_get_bounds (child, &tx1, &ty1, &tx2, &ty2);
+
+		if (tx1 < minx)
+			minx = tx1;
+
+		if (ty1 < miny)
+			miny = ty1;
+
+		if (tx2 > maxx)
+			maxx = tx2;
+
+		if (ty2 > maxy)
+			maxy = ty2;
+	}
+
+	*x1 = minx;
+	*y1 = miny;
+	*x2 = maxx;
+	*y2 = maxy;
+}
+
+/* Render handler for canvas groups */
+static void
+gnome_canvas_group_render (GnomeCanvasItem *item, GnomeCanvasBuf *buf)
+{
+	GnomeCanvasGroup *group;
+	GnomeCanvasItem *child;
+	GList *list;
+
+	group = GNOME_CANVAS_GROUP (item);
+
+	for (list = group->item_list; list; list = list->next) {
+		child = list->data;
+
+		if (((child->object.flags & GNOME_CANVAS_ITEM_VISIBLE)
+		     && ((child->x1 < buf->rect.x1)
+			 && (child->y1 < buf->rect.y1)
+			 && (child->x2 > buf->rect.x0)
+			 && (child->y2 > buf->rect.y0)))
+		    || ((GTK_OBJECT_FLAGS (child) & GNOME_CANVAS_ITEM_ALWAYS_REDRAW)
+			&& (child->x1 < child->canvas->redraw_x2)
+			&& (child->y1 < child->canvas->redraw_y2)
+			&& (child->x2 > child->canvas->redraw_x1)
+			&& (child->y2 > child->canvas->redraw_y2)))
+			if (GNOME_CANVAS_ITEM_GET_CLASS (child)->render)
+				(* GNOME_CANVAS_ITEM_GET_CLASS (child)->render) (
+					child, buf);
+	}
+}
+
+/* Adds an item to a group */
+static void
+group_add (GnomeCanvasGroup *group, GnomeCanvasItem *item)
+{
+	g_object_ref (G_OBJECT (item));
+	gtk_object_sink (GTK_OBJECT (item));
+
+	if (!group->item_list) {
+		group->item_list = g_list_append (group->item_list, item);
+		group->item_list_end = group->item_list;
+	} else
+		group->item_list_end = g_list_append (group->item_list_end, item)->next;
+
+	if (group->item.object.flags & GNOME_CANVAS_ITEM_REALIZED)
+		(* GNOME_CANVAS_ITEM_GET_CLASS (item)->realize) (item);
+
+	if (group->item.object.flags & GNOME_CANVAS_ITEM_MAPPED)
+		(* GNOME_CANVAS_ITEM_GET_CLASS (item)->map) (item);
+
+	g_object_notify (G_OBJECT (item), "parent");
+}
+
+/* Removes an item from a group */
+static void
+group_remove (GnomeCanvasGroup *group, GnomeCanvasItem *item)
+{
+	GList *children;
+
+	g_return_if_fail (GNOME_IS_CANVAS_GROUP (group));
+	g_return_if_fail (GNOME_IS_CANVAS_ITEM (item));
+
+	for (children = group->item_list; children; children = children->next)
+		if (children->data == item) {
+			if (item->object.flags & GNOME_CANVAS_ITEM_MAPPED)
+				(* GNOME_CANVAS_ITEM_GET_CLASS (item)->unmap) (item);
+
+			if (item->object.flags & GNOME_CANVAS_ITEM_REALIZED)
+				(* GNOME_CANVAS_ITEM_GET_CLASS (item)->unrealize) (item);
+
+			/* Unparent the child */
+
+			item->parent = NULL;
+			g_object_unref (G_OBJECT (item));
+
+			/* Remove it from the list */
+
+			if (children == group->item_list_end)
+				group->item_list_end = children->prev;
+
+			group->item_list = g_list_remove_link (group->item_list, children);
+			g_list_free (children);
+			break;
+		}
+}
+
+
+/*** GnomeCanvas ***/
+
+
+enum {
+	DRAW_BACKGROUND,
+	RENDER_BACKGROUND,
+	LAST_SIGNAL
+};
+
+static void gnome_canvas_class_init          (GnomeCanvasClass *class);
+static void gnome_canvas_init                (GnomeCanvas      *canvas);
+static void gnome_canvas_destroy             (GtkObject        *object);
+static void gnome_canvas_map                 (GtkWidget        *widget);
+static void gnome_canvas_unmap               (GtkWidget        *widget);
+static void gnome_canvas_realize             (GtkWidget        *widget);
+static void gnome_canvas_unrealize           (GtkWidget        *widget);
+static void gnome_canvas_size_allocate       (GtkWidget        *widget,
+					      GtkAllocation    *allocation);
+static gint gnome_canvas_button              (GtkWidget        *widget,
+					      GdkEventButton   *event);
+static gint gnome_canvas_motion              (GtkWidget        *widget,
+					      GdkEventMotion   *event);
+static gint gnome_canvas_expose              (GtkWidget        *widget,
+					      GdkEventExpose   *event);
+static gboolean gnome_canvas_key             (GtkWidget        *widget,
+					      GdkEventKey      *event);
+static gint gnome_canvas_crossing            (GtkWidget        *widget,
+					      GdkEventCrossing *event);
+static gint gnome_canvas_focus_in            (GtkWidget        *widget,
+					      GdkEventFocus    *event);
+static gint gnome_canvas_focus_out           (GtkWidget        *widget,
+					      GdkEventFocus    *event);
+static void gnome_canvas_request_update_real (GnomeCanvas      *canvas);
+static void gnome_canvas_draw_background     (GnomeCanvas      *canvas,
+					      GdkDrawable      *drawable,
+					      int               x,
+					      int               y,
+					      int               width,
+					      int               height);
+
+
+static GtkLayoutClass *canvas_parent_class;
+
+static guint canvas_signals[LAST_SIGNAL];
+
+enum {
+	PROP_AA = 1
+};
+
+/**
+ * gnome_canvas_get_type:
+ *
+ * Registers the &GnomeCanvas class if necessary, and returns the type ID
+ * associated to it.
+ *
+ * Return value:  The type ID of the &GnomeCanvas class.
+ **/
+GType
+gnome_canvas_get_type (void)
+{
+	static GType canvas_type;
+
+	if (!canvas_type) {
+		static const GTypeInfo object_info = {
+			sizeof (GnomeCanvasClass),
+			(GBaseInitFunc) NULL,
+			(GBaseFinalizeFunc) NULL,
+			(GClassInitFunc) gnome_canvas_class_init,
+			(GClassFinalizeFunc) NULL,
+			NULL,			/* class_data */
+			sizeof (GnomeCanvas),
+			0,			/* n_preallocs */
+			(GInstanceInitFunc) gnome_canvas_init,
+			NULL			/* value_table */
+		};
+
+		canvas_type = g_type_register_static (GTK_TYPE_LAYOUT, "GnomeCanvas",
+						      &object_info, 0);
+	}
+
+	return canvas_type;
+}
+
+static void
+gnome_canvas_get_property (GObject    *object,
+			   guint       prop_id,
+			   GValue     *value,
+			   GParamSpec *pspec)
+{
+	switch (prop_id) {
+	case PROP_AA:
+		g_value_set_boolean (value, GNOME_CANVAS (object)->aa);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+static void
+gnome_canvas_set_property (GObject      *object,
+			   guint         prop_id,
+			   const GValue *value,
+			   GParamSpec   *pspec)
+{
+	switch (prop_id) {
+	case PROP_AA:
+		GNOME_CANVAS (object)->aa = g_value_get_boolean (value);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+		break;
+	}
+}
+
+/* Class initialization function for GnomeCanvasClass */
+static void
+gnome_canvas_class_init (GnomeCanvasClass *klass)
+{
+	GObjectClass   *gobject_class;
+	GtkObjectClass *object_class;
+	GtkWidgetClass *widget_class;
+
+	gobject_class = (GObjectClass *)klass;
+	object_class  = (GtkObjectClass *) klass;
+	widget_class  = (GtkWidgetClass *) klass;
+
+	canvas_parent_class = g_type_class_peek_parent (klass);
+
+	gobject_class->set_property = gnome_canvas_set_property;
+	gobject_class->get_property = gnome_canvas_get_property;
+
+	object_class->destroy = gnome_canvas_destroy;
+
+	widget_class->map = gnome_canvas_map;
+	widget_class->unmap = gnome_canvas_unmap;
+	widget_class->realize = gnome_canvas_realize;
+	widget_class->unrealize = gnome_canvas_unrealize;
+	widget_class->size_allocate = gnome_canvas_size_allocate;
+	widget_class->button_press_event = gnome_canvas_button;
+	widget_class->button_release_event = gnome_canvas_button;
+	widget_class->motion_notify_event = gnome_canvas_motion;
+	widget_class->expose_event = gnome_canvas_expose;
+	widget_class->key_press_event = gnome_canvas_key;
+	widget_class->key_release_event = gnome_canvas_key;
+	widget_class->enter_notify_event = gnome_canvas_crossing;
+	widget_class->leave_notify_event = gnome_canvas_crossing;
+	widget_class->focus_in_event = gnome_canvas_focus_in;
+	widget_class->focus_out_event = gnome_canvas_focus_out;
+
+	klass->draw_background = gnome_canvas_draw_background;
+	klass->render_background = NULL;
+	klass->request_update = gnome_canvas_request_update_real;
+
+	g_object_class_install_property (G_OBJECT_CLASS (object_class),
+					 PROP_AA,
+					 g_param_spec_boolean ("aa",
+							       _("Antialiased"),
+							       _("The antialiasing mode of the canvas."),
+							       FALSE,
+							       G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+
+	canvas_signals[DRAW_BACKGROUND] =
+		g_signal_new ("draw_background",
+			      G_TYPE_FROM_CLASS (object_class),
+			      G_SIGNAL_RUN_LAST,
+			      G_STRUCT_OFFSET (GnomeCanvasClass, draw_background),
+			      NULL, NULL,
+			      gnome_canvas_marshal_VOID__OBJECT_INT_INT_INT_INT,
+			      G_TYPE_NONE, 5, GDK_TYPE_DRAWABLE,
+			      G_TYPE_INT, G_TYPE_INT, G_TYPE_INT, G_TYPE_INT);
+	canvas_signals[RENDER_BACKGROUND] =
+		g_signal_new ("render_background",
+			      G_TYPE_FROM_CLASS (object_class),
+			      G_SIGNAL_RUN_LAST,
+			      G_STRUCT_OFFSET (GnomeCanvasClass, render_background),
+			      NULL, NULL,
+			      g_cclosure_marshal_VOID__POINTER,
+			      G_TYPE_NONE, 1, G_TYPE_POINTER);
+}
+
+/* Callback used when the root item of a canvas is destroyed.  The user should
+ * never ever do this, so we panic if this happens.
+ */
+static void
+panic_root_destroyed (GtkObject *object, gpointer data)
+{
+	g_error ("Eeeek, root item %p of canvas %p was destroyed!", object, data);
+}
+
+/* Object initialization function for GnomeCanvas */
+static void
+gnome_canvas_init (GnomeCanvas *canvas)
+{
+	GTK_WIDGET_SET_FLAGS (canvas, GTK_CAN_FOCUS);
+
+	canvas->need_update = FALSE;
+	canvas->need_redraw = FALSE;
+	canvas->redraw_area = NULL;
+	canvas->idle_id = 0;
+
+	canvas->scroll_x1 = 0.0;
+	canvas->scroll_y1 = 0.0;
+	canvas->scroll_x2 = canvas->layout.width;
+	canvas->scroll_y2 = canvas->layout.height;
+
+	canvas->pixels_per_unit = 1.0;
+
+	canvas->pick_event.type = GDK_LEAVE_NOTIFY;
+	canvas->pick_event.crossing.x = 0;
+	canvas->pick_event.crossing.y = 0;
+
+	canvas->dither = GDK_RGB_DITHER_MAX;
+
+	/* This may not be what people want, but it is set to be turned on by
+	 * default to have the same initial behavior as the canvas in GNOME 1.4.
+	 */
+	canvas->center_scroll_region = TRUE;
+
+	gtk_layout_set_hadjustment (GTK_LAYOUT (canvas), NULL);
+	gtk_layout_set_vadjustment (GTK_LAYOUT (canvas), NULL);
+
+	/* Disable the gtk+ double buffering since the canvas uses it's own. */
+	gtk_widget_set_double_buffered (GTK_WIDGET (canvas), FALSE);
+
+	/* Create the root item as a special case */
+
+	canvas->root = GNOME_CANVAS_ITEM (g_object_new (gnome_canvas_group_get_type (), NULL));
+	canvas->root->canvas = canvas;
+
+	g_object_ref (canvas->root);
+	gtk_object_sink (GTK_OBJECT (canvas->root));
+
+	canvas->root_destroy_id = g_signal_connect (canvas->root, "destroy",
+						    G_CALLBACK (panic_root_destroyed),
+						    canvas);
+
+	canvas->need_repick = TRUE;
+}
+
+/* Convenience function to remove the idle handler of a canvas */
+static void
+remove_idle (GnomeCanvas *canvas)
+{
+	if (canvas->idle_id == 0)
+		return;
+
+	gtk_idle_remove (canvas->idle_id);
+	canvas->idle_id = 0;
+}
+
+/* Removes the transient state of the canvas (idle handler, grabs). */
+static void
+shutdown_transients (GnomeCanvas *canvas)
+{
+	/* We turn off the need_redraw flag, since if the canvas is mapped again
+	 * it will request a redraw anyways.  We do not turn off the need_update
+	 * flag, though, because updates are not queued when the canvas remaps
+	 * itself.
+	 */
+	if (canvas->need_redraw) {
+		canvas->need_redraw = FALSE;
+		art_uta_free (canvas->redraw_area);
+		canvas->redraw_area = NULL;
+		canvas->redraw_x1 = 0;
+		canvas->redraw_y1 = 0;
+		canvas->redraw_x2 = 0;
+		canvas->redraw_y2 = 0;
+	}
+
+	if (canvas->grabbed_item) {
+		canvas->grabbed_item = NULL;
+		gdk_pointer_ungrab (GDK_CURRENT_TIME);
+	}
+
+	remove_idle (canvas);
+}
+
+/* Destroy handler for GnomeCanvas */
+static void
+gnome_canvas_destroy (GtkObject *object)
+{
+	GnomeCanvas *canvas;
+
+	g_return_if_fail (GNOME_IS_CANVAS (object));
+
+	/* remember, destroy can be run multiple times! */
+
+	canvas = GNOME_CANVAS (object);
+
+	if (canvas->root_destroy_id) {
+		g_signal_handler_disconnect (canvas->root, canvas->root_destroy_id);
+		canvas->root_destroy_id = 0;
+	}
+	if (canvas->root) {
+		gtk_object_destroy (GTK_OBJECT (canvas->root));
+		g_object_unref (G_OBJECT (canvas->root));
+		canvas->root = NULL;
+	}
+
+	shutdown_transients (canvas);
+
+	if (GTK_OBJECT_CLASS (canvas_parent_class)->destroy)
+		(* GTK_OBJECT_CLASS (canvas_parent_class)->destroy) (object);
+}
+
+/**
+ * gnome_canvas_new:
+ *
+ * Creates a new empty canvas in non-antialiased mode.
+ *
+ * Return value: A newly-created canvas.
+ **/
+GtkWidget *
+gnome_canvas_new (void)
+{
+	return GTK_WIDGET (g_object_new (gnome_canvas_get_type (), NULL));
+}
+
+/**
+ * gnome_canvas_new_aa:
+ *
+ * Creates a new empty canvas in antialiased mode.
+ *
+ * Return value: A newly-created antialiased canvas.
+ **/
+GtkWidget *
+gnome_canvas_new_aa (void)
+{
+	return GTK_WIDGET (g_object_new (GNOME_TYPE_CANVAS,
+					 "aa", TRUE,
+					 NULL));
+}
+
+/* Map handler for the canvas */
+static void
+gnome_canvas_map (GtkWidget *widget)
+{
+	GnomeCanvas *canvas;
+
+	g_return_if_fail (GNOME_IS_CANVAS (widget));
+
+	/* Normal widget mapping stuff */
+
+	if (GTK_WIDGET_CLASS (canvas_parent_class)->map)
+		(* GTK_WIDGET_CLASS (canvas_parent_class)->map) (widget);
+
+	canvas = GNOME_CANVAS (widget);
+
+	if (canvas->need_update)
+		add_idle (canvas);
+
+	/* Map items */
+
+	if (GNOME_CANVAS_ITEM_GET_CLASS (canvas->root)->map)
+		(* GNOME_CANVAS_ITEM_GET_CLASS (canvas->root)->map) (canvas->root);
+}
+
+/* Unmap handler for the canvas */
+static void
+gnome_canvas_unmap (GtkWidget *widget)
+{
+	GnomeCanvas *canvas;
+
+	g_return_if_fail (GNOME_IS_CANVAS (widget));
+
+	canvas = GNOME_CANVAS (widget);
+
+	shutdown_transients (canvas);
+
+	/* Unmap items */
+
+	if (GNOME_CANVAS_ITEM_GET_CLASS (canvas->root)->unmap)
+		(* GNOME_CANVAS_ITEM_GET_CLASS (canvas->root)->unmap) (canvas->root);
+
+	/* Normal widget unmapping stuff */
+
+	if (GTK_WIDGET_CLASS (canvas_parent_class)->unmap)
+		(* GTK_WIDGET_CLASS (canvas_parent_class)->unmap) (widget);
+}
+
+/* Realize handler for the canvas */
+static void
+gnome_canvas_realize (GtkWidget *widget)
+{
+	GnomeCanvas *canvas;
+
+	g_return_if_fail (GNOME_IS_CANVAS (widget));
+
+	/* Normal widget realization stuff */
+
+	if (GTK_WIDGET_CLASS (canvas_parent_class)->realize)
+		(* GTK_WIDGET_CLASS (canvas_parent_class)->realize) (widget);
+
+	canvas = GNOME_CANVAS (widget);
+
+	gdk_window_set_events (canvas->layout.bin_window,
+			       (gdk_window_get_events (canvas->layout.bin_window)
+				 | GDK_EXPOSURE_MASK
+				 | GDK_BUTTON_PRESS_MASK
+				 | GDK_BUTTON_RELEASE_MASK
+				 | GDK_POINTER_MOTION_MASK
+				 | GDK_KEY_PRESS_MASK
+				 | GDK_KEY_RELEASE_MASK
+				 | GDK_ENTER_NOTIFY_MASK
+				 | GDK_LEAVE_NOTIFY_MASK
+				 | GDK_FOCUS_CHANGE_MASK));
+
+	/* Create our own temporary pixmap gc and realize all the items */
+
+	canvas->pixmap_gc = gdk_gc_new (canvas->layout.bin_window);
+
+	(* GNOME_CANVAS_ITEM_GET_CLASS (canvas->root)->realize) (canvas->root);
+}
+
+/* Unrealize handler for the canvas */
+static void
+gnome_canvas_unrealize (GtkWidget *widget)
+{
+	GnomeCanvas *canvas;
+
+	g_return_if_fail (GNOME_IS_CANVAS (widget));
+
+	canvas = GNOME_CANVAS (widget);
+
+	shutdown_transients (canvas);
+
+	/* Unrealize items and parent widget */
+
+	(* GNOME_CANVAS_ITEM_GET_CLASS (canvas->root)->unrealize) (canvas->root);
+
+	gdk_gc_destroy (canvas->pixmap_gc);
+	canvas->pixmap_gc = NULL;
+
+	if (GTK_WIDGET_CLASS (canvas_parent_class)->unrealize)
+		(* GTK_WIDGET_CLASS (canvas_parent_class)->unrealize) (widget);
+}
+
+/* Handles scrolling of the canvas.  Adjusts the scrolling and zooming offset to
+ * keep as much as possible of the canvas scrolling region in view.
+ */
+static void
+scroll_to (GnomeCanvas *canvas, int cx, int cy)
+{
+	int scroll_width, scroll_height;
+	int right_limit, bottom_limit;
+	int old_zoom_xofs, old_zoom_yofs;
+	int changed_x = FALSE, changed_y = FALSE;
+	int canvas_width, canvas_height;
+
+	canvas_width = GTK_WIDGET (canvas)->allocation.width;
+	canvas_height = GTK_WIDGET (canvas)->allocation.height;
+
+	scroll_width = floor ((canvas->scroll_x2 - canvas->scroll_x1) * canvas->pixels_per_unit
+			      + 0.5);
+	scroll_height = floor ((canvas->scroll_y2 - canvas->scroll_y1) * canvas->pixels_per_unit
+			       + 0.5);
+
+	right_limit = scroll_width - canvas_width;
+	bottom_limit = scroll_height - canvas_height;
+
+	old_zoom_xofs = canvas->zoom_xofs;
+	old_zoom_yofs = canvas->zoom_yofs;
+
+	if (right_limit < 0) {
+		cx = 0;
+
+		if (canvas->center_scroll_region) {
+			canvas->zoom_xofs = (canvas_width - scroll_width) / 2;
+			scroll_width = canvas_width;
+		} else
+			canvas->zoom_xofs = 0;
+	} else if (cx < 0) {
+		cx = 0;
+		canvas->zoom_xofs = 0;
+	} else if (cx > right_limit) {
+		cx = right_limit;
+		canvas->zoom_xofs = 0;
+	} else
+		canvas->zoom_xofs = 0;
+
+	if (bottom_limit < 0) {
+		cy = 0;
+
+		if (canvas->center_scroll_region) {
+			canvas->zoom_yofs = (canvas_height - scroll_height) / 2;
+			scroll_height = canvas_height;
+		} else
+			canvas->zoom_yofs = 0;
+	} else if (cy < 0) {
+		cy = 0;
+		canvas->zoom_yofs = 0;
+	} else if (cy > bottom_limit) {
+		cy = bottom_limit;
+		canvas->zoom_yofs = 0;
+	} else
+		canvas->zoom_yofs = 0;
+
+	if ((canvas->zoom_xofs != old_zoom_xofs) || (canvas->zoom_yofs != old_zoom_yofs)) {
+		/* This can only occur, if either canvas size or widget size changes */
+		/* So I think we can request full redraw here */
+		/* The reason is, that coverage UTA will be invalidated by offset change */
+		/* fixme: Strictly this is not correct - we have to remove our own idle (Lauris) */
+		/* More stuff - we have to mark root as needing fresh affine (Lauris) */
+		if (!(canvas->root->object.flags & GNOME_CANVAS_ITEM_NEED_AFFINE)) {
+			canvas->root->object.flags |= GNOME_CANVAS_ITEM_NEED_AFFINE;
+			gnome_canvas_request_update (canvas);
+		}
+		gtk_widget_queue_draw (GTK_WIDGET (canvas));
+	}
+
+	if (canvas->layout.hadjustment && ((int) canvas->layout.hadjustment->value) != cx) {
+		canvas->layout.hadjustment->value = cx;
+		changed_x = TRUE;
+	}
+
+	if (canvas->layout.vadjustment && ((int) canvas->layout.vadjustment->value) != cy) {
+		canvas->layout.vadjustment->value = cy;
+		changed_y = TRUE;
+	}
+
+	if ((scroll_width != (int) canvas->layout.width)
+	    || (scroll_height != (int) canvas->layout.height))
+		gtk_layout_set_size (GTK_LAYOUT (canvas), scroll_width, scroll_height);
+
+	/* Signal GtkLayout that it should do a redraw. */
+
+	if (changed_x)
+		g_signal_emit_by_name (canvas->layout.hadjustment, "value_changed");
+
+	if (changed_y)
+		g_signal_emit_by_name (canvas->layout.vadjustment, "value_changed");
+}
+
+/* Size allocation handler for the canvas */
+static void
+gnome_canvas_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
+{
+	GnomeCanvas *canvas;
+
+	g_return_if_fail (GNOME_IS_CANVAS (widget));
+	g_return_if_fail (allocation != NULL);
+
+	if (GTK_WIDGET_CLASS (canvas_parent_class)->size_allocate)
+		(* GTK_WIDGET_CLASS (canvas_parent_class)->size_allocate) (widget, allocation);
+
+	canvas = GNOME_CANVAS (widget);
+
+	/* Recenter the view, if appropriate */
+
+	canvas->layout.hadjustment->page_size = allocation->width;
+	canvas->layout.hadjustment->page_increment = allocation->width / 2;
+
+	canvas->layout.vadjustment->page_size = allocation->height;
+	canvas->layout.vadjustment->page_increment = allocation->height / 2;
+
+	scroll_to (canvas,
+		   canvas->layout.hadjustment->value,
+		   canvas->layout.vadjustment->value);
+
+	g_signal_emit_by_name (canvas->layout.hadjustment, "changed");
+	g_signal_emit_by_name (canvas->layout.vadjustment, "changed");
+}
+
+/* Emits an event for an item in the canvas, be it the current item, grabbed
+ * item, or focused item, as appropriate.
+ */
+
+static int
+emit_event (GnomeCanvas *canvas, GdkEvent *event)
+{
+	GdkEvent *ev;
+	gint finished;
+	GnomeCanvasItem *item;
+	GnomeCanvasItem *parent;
+	guint mask;
+
+	/* Perform checks for grabbed items */
+
+	if (canvas->grabbed_item &&
+	    !is_descendant (canvas->current_item, canvas->grabbed_item)) {
+		/* I think this warning is annoying and I don't know what it's for
+		 * so I'll disable it for now.
+		 */
+/*                g_warning ("emit_event() returning FALSE!\n");*/
+		return FALSE;
+        }
+
+	if (canvas->grabbed_item) {
+		switch (event->type) {
+		case GDK_ENTER_NOTIFY:
+			mask = GDK_ENTER_NOTIFY_MASK;
+			break;
+
+		case GDK_LEAVE_NOTIFY:
+			mask = GDK_LEAVE_NOTIFY_MASK;
+			break;
+
+		case GDK_MOTION_NOTIFY:
+			mask = GDK_POINTER_MOTION_MASK;
+			break;
+
+		case GDK_BUTTON_PRESS:
+		case GDK_2BUTTON_PRESS:
+		case GDK_3BUTTON_PRESS:
+			mask = GDK_BUTTON_PRESS_MASK;
+			break;
+
+		case GDK_BUTTON_RELEASE:
+			mask = GDK_BUTTON_RELEASE_MASK;
+			break;
+
+		case GDK_KEY_PRESS:
+			mask = GDK_KEY_PRESS_MASK;
+			break;
+
+		case GDK_KEY_RELEASE:
+			mask = GDK_KEY_RELEASE_MASK;
+			break;
+
+		default:
+			mask = 0;
+			break;
+		}
+
+		if (!(mask & canvas->grabbed_event_mask))
+			return FALSE;
+	}
+
+	/* Convert to world coordinates -- we have two cases because of diferent
+	 * offsets of the fields in the event structures.
+	 */
+
+	ev = gdk_event_copy (event);
+
+	switch (ev->type)
+        {
+	case GDK_ENTER_NOTIFY:
+	case GDK_LEAVE_NOTIFY:
+		gnome_canvas_window_to_world (canvas,
+					      ev->crossing.x, ev->crossing.y,
+					      &ev->crossing.x, &ev->crossing.y);
+		break;
+
+	case GDK_MOTION_NOTIFY:
+	case GDK_BUTTON_PRESS:
+	case GDK_2BUTTON_PRESS:
+	case GDK_3BUTTON_PRESS:
+	case GDK_BUTTON_RELEASE:
+                gnome_canvas_window_to_world (canvas,
+                                              ev->motion.x, ev->motion.y,
+                                              &ev->motion.x, &ev->motion.y);
+                break;
+
+	default:
+		break;
+	}
+
+	/* Choose where we send the event */
+
+	item = canvas->current_item;
+
+	if (canvas->focused_item
+	    && ((event->type == GDK_KEY_PRESS) ||
+		(event->type == GDK_KEY_RELEASE) ||
+		(event->type == GDK_FOCUS_CHANGE)))
+		item = canvas->focused_item;
+
+	/* The event is propagated up the hierarchy (for if someone connected to
+	 * a group instead of a leaf event), and emission is stopped if a
+	 * handler returns TRUE, just like for GtkWidget events.
+	 */
+
+	finished = FALSE;
+
+	while (item && !finished) {
+		g_object_ref (G_OBJECT (item));
+
+		g_signal_emit (item, item_signals[ITEM_EVENT], 0,
+			       ev, &finished);
+
+		parent = item->parent;
+		g_object_unref (G_OBJECT (item));
+
+		item = parent;
+	}
+
+	gdk_event_free (ev);
+
+	return finished;
+}
+
+/* Re-picks the current item in the canvas, based on the event's coordinates.
+ * Also emits enter/leave events for items as appropriate.
+ */
+static int
+pick_current_item (GnomeCanvas *canvas, GdkEvent *event)
+{
+	int button_down;
+	double x, y;
+	int cx, cy;
+	int retval;
+
+	retval = FALSE;
+
+	/* If a button is down, we'll perform enter and leave events on the
+	 * current item, but not enter on any other item.  This is more or less
+	 * like X pointer grabbing for canvas items.
+	 */
+	button_down = canvas->state & (GDK_BUTTON1_MASK
+				       | GDK_BUTTON2_MASK
+				       | GDK_BUTTON3_MASK
+				       | GDK_BUTTON4_MASK
+				       | GDK_BUTTON5_MASK);
+	if (!button_down)
+		canvas->left_grabbed_item = FALSE;
+
+	/* Save the event in the canvas.  This is used to synthesize enter and
+	 * leave events in case the current item changes.  It is also used to
+	 * re-pick the current item if the current one gets deleted.  Also,
+	 * synthesize an enter event.
+	 */
+	if (event != &canvas->pick_event) {
+		if ((event->type == GDK_MOTION_NOTIFY) || (event->type == GDK_BUTTON_RELEASE)) {
+			/* these fields have the same offsets in both types of events */
+
+			canvas->pick_event.crossing.type       = GDK_ENTER_NOTIFY;
+			canvas->pick_event.crossing.window     = event->motion.window;
+			canvas->pick_event.crossing.send_event = event->motion.send_event;
+			canvas->pick_event.crossing.subwindow  = NULL;
+			canvas->pick_event.crossing.x          = event->motion.x;
+			canvas->pick_event.crossing.y          = event->motion.y;
+			canvas->pick_event.crossing.mode       = GDK_CROSSING_NORMAL;
+			canvas->pick_event.crossing.detail     = GDK_NOTIFY_NONLINEAR;
+			canvas->pick_event.crossing.focus      = FALSE;
+			canvas->pick_event.crossing.state      = event->motion.state;
+
+			/* these fields don't have the same offsets in both types of events */
+
+			if (event->type == GDK_MOTION_NOTIFY) {
+				canvas->pick_event.crossing.x_root = event->motion.x_root;
+				canvas->pick_event.crossing.y_root = event->motion.y_root;
+			} else {
+				canvas->pick_event.crossing.x_root = event->button.x_root;
+				canvas->pick_event.crossing.y_root = event->button.y_root;
+			}
+		} else
+			canvas->pick_event = *event;
+	}
+
+	/* Don't do anything else if this is a recursive call */
+
+	if (canvas->in_repick)
+		return retval;
+
+	/* LeaveNotify means that there is no current item, so we don't look for one */
+
+	if (canvas->pick_event.type != GDK_LEAVE_NOTIFY) {
+		/* these fields don't have the same offsets in both types of events */
+
+		if (canvas->pick_event.type == GDK_ENTER_NOTIFY) {
+			x = canvas->pick_event.crossing.x - canvas->zoom_xofs;
+			y = canvas->pick_event.crossing.y - canvas->zoom_yofs;
+		} else {
+			x = canvas->pick_event.motion.x - canvas->zoom_xofs;
+			y = canvas->pick_event.motion.y - canvas->zoom_yofs;
+		}
+
+		/* canvas pixel coords */
+
+		cx = (int) (x + 0.5);
+		cy = (int) (y + 0.5);
+
+		/* world coords */
+
+		x = canvas->scroll_x1 + x / canvas->pixels_per_unit;
+		y = canvas->scroll_y1 + y / canvas->pixels_per_unit;
+
+		/* find the closest item */
+
+		if (canvas->root->object.flags & GNOME_CANVAS_ITEM_VISIBLE)
+			gnome_canvas_item_invoke_point (canvas->root, x, y, cx, cy,
+							&canvas->new_current_item);
+		else
+			canvas->new_current_item = NULL;
+	} else
+		canvas->new_current_item = NULL;
+
+	if ((canvas->new_current_item == canvas->current_item) && !canvas->left_grabbed_item)
+		return retval; /* current item did not change */
+
+	/* Synthesize events for old and new current items */
+
+	if ((canvas->new_current_item != canvas->current_item)
+	    && (canvas->current_item != NULL)
+	    && !canvas->left_grabbed_item) {
+		GdkEvent new_event;
+
+		new_event = canvas->pick_event;
+		new_event.type = GDK_LEAVE_NOTIFY;
+
+		new_event.crossing.detail = GDK_NOTIFY_ANCESTOR;
+		new_event.crossing.subwindow = NULL;
+		canvas->in_repick = TRUE;
+		retval = emit_event (canvas, &new_event);
+		canvas->in_repick = FALSE;
+	}
+
+	/* new_current_item may have been set to NULL during the call to emit_event() above */
+
+	if ((canvas->new_current_item != canvas->current_item) && button_down) {
+		canvas->left_grabbed_item = TRUE;
+		return retval;
+	}
+
+	/* Handle the rest of cases */
+
+	canvas->left_grabbed_item = FALSE;
+	canvas->current_item = canvas->new_current_item;
+
+	if (canvas->current_item != NULL) {
+		GdkEvent new_event;
+
+		new_event = canvas->pick_event;
+		new_event.type = GDK_ENTER_NOTIFY;
+		new_event.crossing.detail = GDK_NOTIFY_ANCESTOR;
+		new_event.crossing.subwindow = NULL;
+		retval = emit_event (canvas, &new_event);
+	}
+
+	return retval;
+}
+
+/* Button event handler for the canvas */
+static gint
+gnome_canvas_button (GtkWidget *widget, GdkEventButton *event)
+{
+	GnomeCanvas *canvas;
+	int mask;
+	int retval;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS (widget), FALSE);
+	g_return_val_if_fail (event != NULL, FALSE);
+
+	retval = FALSE;
+
+	canvas = GNOME_CANVAS (widget);
+
+	/*
+	 * dispatch normally regardless of the event's window if an item has
+	 * has a pointer grab in effect
+	 */
+	if (!canvas->grabbed_item && event->window != canvas->layout.bin_window)
+		return retval;
+
+	switch (event->button) {
+	case 1:
+		mask = GDK_BUTTON1_MASK;
+		break;
+	case 2:
+		mask = GDK_BUTTON2_MASK;
+		break;
+	case 3:
+		mask = GDK_BUTTON3_MASK;
+		break;
+	case 4:
+		mask = GDK_BUTTON4_MASK;
+		break;
+	case 5:
+		mask = GDK_BUTTON5_MASK;
+		break;
+	default:
+		mask = 0;
+	}
+
+	switch (event->type) {
+	case GDK_BUTTON_PRESS:
+	case GDK_2BUTTON_PRESS:
+	case GDK_3BUTTON_PRESS:
+		/* Pick the current item as if the button were not pressed, and
+		 * then process the event.
+		 */
+		canvas->state = event->state;
+		pick_current_item (canvas, (GdkEvent *) event);
+		canvas->state ^= mask;
+		retval = emit_event (canvas, (GdkEvent *) event);
+		break;
+
+	case GDK_BUTTON_RELEASE:
+		/* Process the event as if the button were pressed, then repick
+		 * after the button has been released
+		 */
+		canvas->state = event->state;
+		retval = emit_event (canvas, (GdkEvent *) event);
+		event->state ^= mask;
+		canvas->state = event->state;
+		pick_current_item (canvas, (GdkEvent *) event);
+		event->state ^= mask;
+		break;
+
+	default:
+		g_assert_not_reached ();
+	}
+
+	return retval;
+}
+
+/* Motion event handler for the canvas */
+static gint
+gnome_canvas_motion (GtkWidget *widget, GdkEventMotion *event)
+{
+	GnomeCanvas *canvas;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS (widget), FALSE);
+	g_return_val_if_fail (event != NULL, FALSE);
+
+	canvas = GNOME_CANVAS (widget);
+
+	if (event->window != canvas->layout.bin_window)
+		return FALSE;
+
+	canvas->state = event->state;
+	pick_current_item (canvas, (GdkEvent *) event);
+	return emit_event (canvas, (GdkEvent *) event);
+}
+
+/* Key event handler for the canvas */
+static gboolean
+gnome_canvas_key (GtkWidget *widget, GdkEventKey *event)
+{
+	GnomeCanvas *canvas;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS (widget), FALSE);
+	g_return_val_if_fail (event != NULL, FALSE);
+
+	canvas = GNOME_CANVAS (widget);
+
+	if (!emit_event (canvas, (GdkEvent *) event)) {
+		GtkWidgetClass *widget_class;
+
+		widget_class = GTK_WIDGET_CLASS (canvas_parent_class);
+
+		if (event->type == GDK_KEY_PRESS) {
+			if (widget_class->key_press_event)
+				return (* widget_class->key_press_event) (widget, event);
+		} else if (event->type == GDK_KEY_RELEASE) {
+			if (widget_class->key_release_event)
+				return (* widget_class->key_release_event) (widget, event);
+		} else
+			g_assert_not_reached ();
+
+		return FALSE;
+	} else
+		return TRUE;
+}
+
+
+/* Crossing event handler for the canvas */
+static gint
+gnome_canvas_crossing (GtkWidget *widget, GdkEventCrossing *event)
+{
+	GnomeCanvas *canvas;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS (widget), FALSE);
+	g_return_val_if_fail (event != NULL, FALSE);
+
+	canvas = GNOME_CANVAS (widget);
+
+	if (event->window != canvas->layout.bin_window)
+		return FALSE;
+
+	canvas->state = event->state;
+	return pick_current_item (canvas, (GdkEvent *) event);
+}
+
+/* Focus in handler for the canvas */
+static gint
+gnome_canvas_focus_in (GtkWidget *widget, GdkEventFocus *event)
+{
+	GnomeCanvas *canvas;
+
+	GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
+
+	canvas = GNOME_CANVAS (widget);
+
+	if (canvas->focused_item)
+		return emit_event (canvas, (GdkEvent *) event);
+	else
+		return FALSE;
+}
+
+/* Focus out handler for the canvas */
+static gint
+gnome_canvas_focus_out (GtkWidget *widget, GdkEventFocus *event)
+{
+	GnomeCanvas *canvas;
+
+	GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
+
+	canvas = GNOME_CANVAS (widget);
+
+	if (canvas->focused_item)
+		return emit_event (canvas, (GdkEvent *) event);
+	else
+		return FALSE;
+}
+
+#define IMAGE_WIDTH 512
+#define IMAGE_HEIGHT 512
+
+#define IMAGE_WIDTH_AA 256
+#define IMAGE_HEIGHT_AA 64
+
+static void
+gnome_canvas_paint_rect (GnomeCanvas *canvas, gint x0, gint y0, gint x1, gint y1)
+{
+	GtkWidget *widget;
+	gint draw_x1, draw_y1;
+	gint draw_x2, draw_y2;
+	gint xblock, yblock;
+	guchar *px;
+	GdkPixmap *pixmap;
+
+	g_return_if_fail (!canvas->need_update);
+
+	widget = GTK_WIDGET (canvas);
+
+	draw_x1 = MAX (x0, canvas->layout.hadjustment->value - canvas->zoom_xofs);
+	draw_y1 = MAX (y0, canvas->layout.vadjustment->value - canvas->zoom_yofs);
+	draw_x2 = MIN (draw_x1 + GTK_WIDGET (canvas)->allocation.width, x1);
+	draw_y2 = MIN (draw_y1 + GTK_WIDGET (canvas)->allocation.height, y1);
+
+	/* As we can come from expose, we have to tile here */
+	xblock = (canvas->aa) ? IMAGE_WIDTH_AA : IMAGE_WIDTH;
+	yblock = (canvas->aa) ? IMAGE_HEIGHT_AA : IMAGE_HEIGHT;
+
+	px = NULL;
+	pixmap = NULL;
+
+	for (y0 = draw_y1; y0 < draw_y2; y0 += yblock) {
+		y1 = MIN (y0 + yblock, draw_y2);
+		for (x0 = draw_x1; x0 < draw_x2; x0 += xblock) {
+			x1 = MIN (x0 + xblock, draw_x2);
+
+			canvas->redraw_x1 = x0;
+			canvas->redraw_y1 = y0;
+			canvas->redraw_x2 = x1;
+			canvas->redraw_y2 = y1;
+			canvas->draw_xofs = x0;
+			canvas->draw_yofs = y0;
+
+			if (canvas->aa) {
+				GnomeCanvasBuf buf;
+				GdkColor *color;
+
+				if (!px) px = g_new (guchar, IMAGE_WIDTH_AA * IMAGE_HEIGHT_AA * 3);
+
+				buf.buf = px;
+				buf.buf_rowstride = IMAGE_WIDTH_AA * 3;
+				buf.rect.x0 = x0;
+				buf.rect.y0 = y0;
+				buf.rect.x1 = x1;
+				buf.rect.y1 = y1;
+				color = &widget->style->bg[GTK_STATE_NORMAL];
+				buf.bg_color = (((color->red & 0xff00) << 8) | (color->green & 0xff00) | (color->blue >> 8));
+				buf.is_bg = 1;
+				buf.is_buf = 0;
+
+				g_signal_emit (G_OBJECT (canvas), canvas_signals[RENDER_BACKGROUND], 0, &buf);
+
+				if (canvas->root->object.flags & GNOME_CANVAS_ITEM_VISIBLE)
+					(* GNOME_CANVAS_ITEM_GET_CLASS (canvas->root)->render) (canvas->root, &buf);
+
+				if (buf.is_bg) {
+					gdk_rgb_gc_set_foreground (canvas->pixmap_gc, buf.bg_color);
+					gdk_draw_rectangle (canvas->layout.bin_window,
+							    canvas->pixmap_gc,
+							    TRUE,
+							    (x0 + canvas->zoom_xofs),
+							    (y0 + canvas->zoom_yofs),
+							    x1 - x0, y1 - y0);
+				} else {
+					gdk_draw_rgb_image_dithalign (canvas->layout.bin_window,
+								      canvas->pixmap_gc,
+								      (x0 + canvas->zoom_xofs),
+								      (y0 + canvas->zoom_yofs),
+								      x1 - x0, y1 - y0,
+								      canvas->dither,
+								      buf.buf,
+								      IMAGE_WIDTH_AA * 3,
+								      x0, y0);
+				}
+			} else {
+				if (!pixmap) pixmap = gdk_pixmap_new (canvas->layout.bin_window, IMAGE_WIDTH, IMAGE_HEIGHT,
+								      gtk_widget_get_visual (widget)->depth);
+
+				g_signal_emit (G_OBJECT (canvas), canvas_signals[DRAW_BACKGROUND], 0, pixmap,
+					       x0, y0, x1 - x0, y1 - y0);
+
+				if (canvas->root->object.flags & GNOME_CANVAS_ITEM_VISIBLE)
+					(* GNOME_CANVAS_ITEM_GET_CLASS (
+						canvas->root)->draw) (
+							canvas->root, pixmap,
+							x0, y0,
+							x1 - x0, y1 - y0);
+				/* Copy the pixmap to the window and clean up */
+
+				gdk_draw_pixmap (canvas->layout.bin_window,
+						 canvas->pixmap_gc,
+						 pixmap,
+						 0, 0,
+						 x0 + canvas->zoom_xofs,
+						 y0 + canvas->zoom_yofs,
+						 x1 - x0, y1 - y0);
+			}
+		}
+	}
+
+	if (px) g_free (px);
+	if (pixmap) gdk_pixmap_unref (pixmap);
+}
+
+/* Expose handler for the canvas */
+static gint
+gnome_canvas_expose (GtkWidget *widget, GdkEventExpose *event)
+{
+	GnomeCanvas *canvas;
+	GdkRectangle *rects;
+	gint n_rects;
+	int i;
+
+	canvas = GNOME_CANVAS (widget);
+
+	if (!GTK_WIDGET_DRAWABLE (widget) || (event->window != canvas->layout.bin_window))
+		return FALSE;
+
+#ifdef VERBOSE
+	g_print ("Expose\n");
+#endif
+
+	gdk_region_get_rectangles (event->region, &rects, &n_rects);
+
+	for (i = 0; i < n_rects; i++) {
+		ArtIRect rect;
+
+		rect.x0 = rects[i].x - canvas->zoom_xofs;
+		rect.y0 = rects[i].y - canvas->zoom_yofs;
+		rect.x1 = rects[i].x + rects[i].width - canvas->zoom_xofs;
+		rect.y1 = rects[i].y + rects[i].height - canvas->zoom_yofs;
+
+		if (canvas->need_update || canvas->need_redraw) {
+			ArtUta *uta;
+			/* Update or drawing is scheduled, so just mark exposed area as dirty */
+			uta = art_uta_from_irect (&rect);
+			gnome_canvas_request_redraw_uta (canvas, uta);
+		} else {
+			/* No pending updates, draw exposed area immediately */
+			gnome_canvas_paint_rect (canvas, rect.x0, rect.y0, rect.x1, rect.y1);
+
+			/* And call expose on parent container class */
+			if (GTK_WIDGET_CLASS (canvas_parent_class)->expose_event)
+				(* GTK_WIDGET_CLASS (canvas_parent_class)->expose_event) (
+					widget, event);
+		}
+	}
+
+	g_free (rects);
+
+	return FALSE;
+}
+
+/* Repaints the areas in the canvas that need it */
+static void
+paint (GnomeCanvas *canvas)
+{
+	ArtIRect *rects;
+	gint n_rects, i;
+
+	if (canvas->aa)
+		rects = art_rect_list_from_uta (canvas->redraw_area,
+						IMAGE_WIDTH_AA, IMAGE_HEIGHT_AA,
+						&n_rects);
+	else
+		rects = art_rect_list_from_uta (canvas->redraw_area,
+						IMAGE_WIDTH, IMAGE_HEIGHT,
+						&n_rects);
+
+	art_uta_free (canvas->redraw_area);
+	canvas->redraw_area = NULL;
+	canvas->need_redraw = FALSE;
+
+	/* Send synthetic expose events */
+	for (i = 0; i < n_rects; i++) {
+		GdkEventExpose ex;
+		gint x0, y0, x1, y1;
+
+		x0 = MAX (canvas->layout.hadjustment->value - canvas->zoom_xofs, rects[i].x0);
+		y0 = MAX (canvas->layout.vadjustment->value - canvas->zoom_yofs, rects[i].y0);
+		x1 = MIN (x0 + GTK_WIDGET (canvas)->allocation.width, rects[i].x1);
+		y1 = MIN (y0 + GTK_WIDGET (canvas)->allocation.height, rects[i].y1);
+
+		if ((x0 < x1) && (y0 < y1)) {
+			/* Here we are - whatever type is canvas, we have to send synthetic expose to layout (Lauris) */
+			ex.type = GDK_EXPOSE;
+			ex.window = canvas->layout.bin_window;
+			ex.send_event = TRUE;
+			ex.area.x = x0 + canvas->zoom_xofs;
+			ex.area.y = y0 + canvas->zoom_yofs;
+			ex.area.width = x1 - x0;
+			ex.area.height = y1 - y0;
+			ex.region = gdk_region_rectangle (&ex.area);
+			ex.count = 0;
+			gtk_widget_send_expose (GTK_WIDGET (canvas), (GdkEvent *) &ex);
+			gdk_region_destroy (ex.region);
+		}
+	}
+
+	art_free (rects);
+
+	canvas->redraw_x1 = 0;
+	canvas->redraw_y1 = 0;
+	canvas->redraw_x2 = 0;
+	canvas->redraw_y2 = 0;
+}
+
+static void
+gnome_canvas_draw_background (GnomeCanvas *canvas, GdkDrawable *drawable,
+			      int x, int y, int width, int height)
+{
+	/* By default, we use the style background. */
+	gdk_gc_set_foreground (canvas->pixmap_gc,
+			       &GTK_WIDGET (canvas)->style->bg[GTK_STATE_NORMAL]);
+	gdk_draw_rectangle (drawable,
+			    canvas->pixmap_gc,
+			    TRUE,
+			    0, 0,
+			    width, height);
+}
+
+static void
+do_update (GnomeCanvas *canvas)
+{
+	/* Cause the update if necessary */
+
+update_again:
+	if (canvas->need_update) {
+		gdouble w2cpx[6];
+
+		/* We start updating root with w2cpx affine */
+		w2cpx[0] = canvas->pixels_per_unit;
+		w2cpx[1] = 0.0;
+		w2cpx[2] = 0.0;
+		w2cpx[3] = canvas->pixels_per_unit;
+		w2cpx[4] = -canvas->scroll_x1 * canvas->pixels_per_unit;
+		w2cpx[5] = -canvas->scroll_y1 * canvas->pixels_per_unit;
+
+		gnome_canvas_item_invoke_update (canvas->root, w2cpx, NULL, 0);
+
+		canvas->need_update = FALSE;
+	}
+
+	/* Pick new current item */
+
+	while (canvas->need_repick) {
+		canvas->need_repick = FALSE;
+		pick_current_item (canvas, &canvas->pick_event);
+	}
+
+	/* it is possible that during picking we emitted an event in which
+	   the user then called some function which then requested update
+	   of something.  Without this we'd be left in a state where
+	   need_update would have been left TRUE and the canvas would have
+	   been left unpainted. */
+	if (canvas->need_update) {
+		goto update_again;
+	}
+
+	/* Paint if able to */
+
+	if (GTK_WIDGET_DRAWABLE (canvas) && canvas->need_redraw)
+		paint (canvas);
+}
+
+/* Idle handler for the canvas.  It deals with pending updates and redraws. */
+static gboolean
+idle_handler (gpointer data)
+{
+	GnomeCanvas *canvas;
+
+	GDK_THREADS_ENTER ();
+
+	canvas = GNOME_CANVAS (data);
+	do_update (canvas);
+
+	/* Reset idle id */
+	canvas->idle_id = 0;
+
+	GDK_THREADS_LEAVE ();
+
+	return FALSE;
+}
+
+/* Convenience function to add an idle handler to a canvas */
+static void
+add_idle (GnomeCanvas *canvas)
+{
+	g_assert (canvas->need_update || canvas->need_redraw);
+
+	if (!canvas->idle_id)
+		canvas->idle_id = g_idle_add_full (CANVAS_IDLE_PRIORITY,
+						   idle_handler,
+						   canvas,
+						   NULL);
+
+/*  	canvas->idle_id = gtk_idle_add (idle_handler, canvas); */
+}
+
+/**
+ * gnome_canvas_root:
+ * @canvas: A canvas.
+ *
+ * Queries the root group of a canvas.
+ *
+ * Return value: The root group of the specified canvas.
+ **/
+GnomeCanvasGroup *
+gnome_canvas_root (GnomeCanvas *canvas)
+{
+	g_return_val_if_fail (GNOME_IS_CANVAS (canvas), NULL);
+
+	return GNOME_CANVAS_GROUP (canvas->root);
+}
+
+
+/**
+ * gnome_canvas_set_scroll_region:
+ * @canvas: A canvas.
+ * @x1: Leftmost limit of the scrolling region.
+ * @y1: Upper limit of the scrolling region.
+ * @x2: Rightmost limit of the scrolling region.
+ * @y2: Lower limit of the scrolling region.
+ *
+ * Sets the scrolling region of a canvas to the specified rectangle.  The canvas
+ * will then be able to scroll only within this region.  The view of the canvas
+ * is adjusted as appropriate to display as much of the new region as possible.
+ **/
+void
+gnome_canvas_set_scroll_region (GnomeCanvas *canvas, double x1, double y1, double x2, double y2)
+{
+	double wxofs, wyofs;
+	int xofs, yofs;
+
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	/*
+	 * Set the new scrolling region.  If possible, do not move the visible contents of the
+	 * canvas.
+	 */
+
+	gnome_canvas_c2w (canvas,
+			  GTK_LAYOUT (canvas)->hadjustment->value + canvas->zoom_xofs,
+			  GTK_LAYOUT (canvas)->vadjustment->value + canvas->zoom_yofs,
+			  /*canvas->zoom_xofs,
+			  canvas->zoom_yofs,*/
+			  &wxofs, &wyofs);
+
+	canvas->scroll_x1 = x1;
+	canvas->scroll_y1 = y1;
+	canvas->scroll_x2 = x2;
+	canvas->scroll_y2 = y2;
+
+	gnome_canvas_w2c (canvas, wxofs, wyofs, &xofs, &yofs);
+
+	scroll_to (canvas, xofs, yofs);
+
+	canvas->need_repick = TRUE;
+#if 0
+	/* todo: should be requesting update */
+	(* GNOME_CANVAS_ITEM_CLASS (canvas->root->object.klass)->update) (
+		canvas->root, NULL, NULL, 0);
+#endif
+}
+
+
+/**
+ * gnome_canvas_get_scroll_region:
+ * @canvas: A canvas.
+ * @x1: Leftmost limit of the scrolling region (return value).
+ * @y1: Upper limit of the scrolling region (return value).
+ * @x2: Rightmost limit of the scrolling region (return value).
+ * @y2: Lower limit of the scrolling region (return value).
+ *
+ * Queries the scrolling region of a canvas.
+ **/
+void
+gnome_canvas_get_scroll_region (GnomeCanvas *canvas, double *x1, double *y1, double *x2, double *y2)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	if (x1)
+		*x1 = canvas->scroll_x1;
+
+	if (y1)
+		*y1 = canvas->scroll_y1;
+
+	if (x2)
+		*x2 = canvas->scroll_x2;
+
+	if (y2)
+		*y2 = canvas->scroll_y2;
+}
+
+/**
+ * gnome_canvas_set_center_scroll_region:
+ * @canvas: A canvas.
+ * @center_scroll_region: Whether to center the scrolling region in the canvas
+ * window when it is smaller than the canvas' allocation.
+ *
+ * When the scrolling region of the canvas is smaller than the canvas window,
+ * e.g.  the allocation of the canvas, it can be either centered on the window
+ * or simply made to be on the upper-left corner on the window.  This function
+ * lets you configure this property.
+ **/
+void
+gnome_canvas_set_center_scroll_region (GnomeCanvas *canvas, gboolean center_scroll_region)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	canvas->center_scroll_region = center_scroll_region != 0;
+
+	scroll_to (canvas,
+		   canvas->layout.hadjustment->value,
+		   canvas->layout.vadjustment->value);
+}
+
+/**
+ * gnome_canvas_get_center_scroll_region:
+ * @canvas: A canvas.
+ *
+ * Returns whether the canvas is set to center the scrolling region in the window
+ * if the former is smaller than the canvas' allocation.
+ *
+ * Return value: Whether the scroll region is being centered in the canvas window.
+ **/
+gboolean
+gnome_canvas_get_center_scroll_region (GnomeCanvas *canvas)
+{
+	g_return_val_if_fail (GNOME_IS_CANVAS (canvas), FALSE);
+
+	return canvas->center_scroll_region ? TRUE : FALSE;
+}
+
+/**
+ * gnome_canvas_set_pixels_per_unit:
+ * @canvas: A canvas.
+ * @n: The number of pixels that correspond to one canvas unit.
+ *
+ * Sets the zooming factor of a canvas by specifying the number of pixels that
+ * correspond to one canvas unit.
+ *
+ * The anchor point for zooming, i.e. the point that stays fixed and all others
+ * zoom inwards or outwards from it, depends on whether the canvas is set to
+ * center the scrolling region or not.  You can control this using the
+ * gnome_canvas_set_center_scroll_region() function.  If the canvas is set to
+ * center the scroll region, then the center of the canvas window is used as the
+ * anchor point for zooming.  Otherwise, the upper-left corner of the canvas
+ * window is used as the anchor point.
+ **/
+void
+gnome_canvas_set_pixels_per_unit (GnomeCanvas *canvas, double n)
+{
+	double ax, ay;
+	int x1, y1;
+	int anchor_x, anchor_y;
+
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+	g_return_if_fail (n > GNOME_CANVAS_EPSILON);
+
+	if (canvas->center_scroll_region) {
+		anchor_x = GTK_WIDGET (canvas)->allocation.width / 2;
+		anchor_y = GTK_WIDGET (canvas)->allocation.height / 2;
+	} else
+		anchor_x = anchor_y = 0;
+
+	/* Find the coordinates of the anchor point in units. */
+	if(canvas->layout.hadjustment) {
+		ax = (canvas->layout.hadjustment->value + anchor_x) / canvas->pixels_per_unit + canvas->scroll_x1 + canvas->zoom_xofs;
+	} else {
+		ax = (0.0                               + anchor_x) / canvas->pixels_per_unit + canvas->scroll_x1 + canvas->zoom_xofs;
+	}
+	if(canvas->layout.hadjustment) {
+		ay = (canvas->layout.vadjustment->value + anchor_y) / canvas->pixels_per_unit + canvas->scroll_y1 + canvas->zoom_yofs;
+	} else {
+		ay = (0.0                               + anchor_y) / canvas->pixels_per_unit + canvas->scroll_y1 + canvas->zoom_yofs;
+	}
+
+	/* Now calculate the new offset of the upper left corner. */
+	x1 = ((ax - canvas->scroll_x1) * n) - anchor_x;
+	y1 = ((ay - canvas->scroll_y1) * n) - anchor_y;
+
+	canvas->pixels_per_unit = n;
+
+	scroll_to (canvas, x1, y1);
+
+	if (!(canvas->root->object.flags & GNOME_CANVAS_ITEM_NEED_AFFINE)) {
+		canvas->root->object.flags |= GNOME_CANVAS_ITEM_NEED_AFFINE;
+		gnome_canvas_request_update (canvas);
+	}
+
+	canvas->need_repick = TRUE;
+}
+
+/**
+ * gnome_canvas_scroll_to:
+ * @canvas: A canvas.
+ * @cx: Horizontal scrolling offset in canvas pixel units.
+ * @cy: Vertical scrolling offset in canvas pixel units.
+ *
+ * Makes a canvas scroll to the specified offsets, given in canvas pixel units.
+ * The canvas will adjust the view so that it is not outside the scrolling
+ * region.  This function is typically not used, as it is better to hook
+ * scrollbars to the canvas layout's scrolling adjusments.
+ **/
+void
+gnome_canvas_scroll_to (GnomeCanvas *canvas, int cx, int cy)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	scroll_to (canvas, cx, cy);
+}
+
+/**
+ * gnome_canvas_get_scroll_offsets:
+ * @canvas: A canvas.
+ * @cx: Horizontal scrolling offset (return value).
+ * @cy: Vertical scrolling offset (return value).
+ *
+ * Queries the scrolling offsets of a canvas.  The values are returned in canvas
+ * pixel units.
+ **/
+void
+gnome_canvas_get_scroll_offsets (GnomeCanvas *canvas, int *cx, int *cy)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	if (cx)
+		*cx = canvas->layout.hadjustment->value;
+
+	if (cy)
+		*cy = canvas->layout.vadjustment->value;
+}
+
+/**
+ * gnome_canvas_update_now:
+ * @canvas: A canvas.
+ *
+ * Forces an immediate update and redraw of a canvas.  If the canvas does not
+ * have any pending update or redraw requests, then no action is taken.  This is
+ * typically only used by applications that need explicit control of when the
+ * display is updated, like games.  It is not needed by normal applications.
+ */
+void
+gnome_canvas_update_now (GnomeCanvas *canvas)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	if (!(canvas->need_update || canvas->need_redraw)) {
+		g_assert (canvas->idle_id == 0);
+		g_assert (canvas->redraw_area == NULL);
+		return;
+	}
+
+	remove_idle (canvas);
+	do_update (canvas);
+}
+
+/**
+ * gnome_canvas_get_item_at:
+ * @canvas: A canvas.
+ * @x: X position in world coordinates.
+ * @y: Y position in world coordinates.
+ *
+ * Looks for the item that is under the specified position, which must be
+ * specified in world coordinates.
+ *
+ * Return value: The sought item, or NULL if no item is at the specified
+ * coordinates.
+ **/
+GnomeCanvasItem *
+gnome_canvas_get_item_at (GnomeCanvas *canvas, double x, double y)
+{
+	GnomeCanvasItem *item;
+	double dist;
+	int cx, cy;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS (canvas), NULL);
+
+	gnome_canvas_w2c (canvas, x, y, &cx, &cy);
+
+	dist = gnome_canvas_item_invoke_point (canvas->root, x, y, cx, cy, &item);
+	if ((int) (dist * canvas->pixels_per_unit + 0.5) <= canvas->close_enough)
+		return item;
+	else
+		return NULL;
+}
+
+/* Queues an update of the canvas */
+static void
+gnome_canvas_request_update (GnomeCanvas *canvas)
+{
+	GNOME_CANVAS_GET_CLASS (canvas)->request_update (canvas);
+}
+
+static void
+gnome_canvas_request_update_real (GnomeCanvas *canvas)
+{
+	if (canvas->need_update)
+		return;
+
+	canvas->need_update = TRUE;
+	if (GTK_WIDGET_MAPPED ((GtkWidget *) canvas))
+		add_idle (canvas);
+}
+
+/* Computes the union of two microtile arrays while clipping the result to the
+ * specified rectangle.  Any of the specified utas can be NULL, in which case it
+ * is taken to be an empty region.
+ */
+static ArtUta *
+uta_union_clip (ArtUta *uta1, ArtUta *uta2, ArtIRect *clip)
+{
+	ArtUta *uta;
+	ArtUtaBbox *utiles;
+	int clip_x1, clip_y1, clip_x2, clip_y2;
+	int union_x1, union_y1, union_x2, union_y2;
+	int new_x1, new_y1, new_x2, new_y2;
+	int x, y;
+	int ofs, ofs1, ofs2;
+
+	g_assert (clip != NULL);
+
+	/* Compute the tile indices for the clipping rectangle */
+
+	clip_x1 = clip->x0 >> ART_UTILE_SHIFT;
+	clip_y1 = clip->y0 >> ART_UTILE_SHIFT;
+	clip_x2 = (clip->x1 >> ART_UTILE_SHIFT) + 1;
+	clip_y2 = (clip->y1 >> ART_UTILE_SHIFT) + 1;
+
+	/* Get the union of the bounds of both utas */
+
+	if (!uta1) {
+		if (!uta2)
+			return art_uta_new (clip_x1, clip_y1, clip_x1 + 1, clip_y1 + 1);
+
+		union_x1 = uta2->x0;
+		union_y1 = uta2->y0;
+		union_x2 = uta2->x0 + uta2->width;
+		union_y2 = uta2->y0 + uta2->height;
+	} else {
+		if (!uta2) {
+			union_x1 = uta1->x0;
+			union_y1 = uta1->y0;
+			union_x2 = uta1->x0 + uta1->width;
+			union_y2 = uta1->y0 + uta1->height;
+		} else {
+			union_x1 = MIN (uta1->x0, uta2->x0);
+			union_y1 = MIN (uta1->y0, uta2->y0);
+			union_x2 = MAX (uta1->x0 + uta1->width, uta2->x0 + uta2->width);
+			union_y2 = MAX (uta1->y0 + uta1->height, uta2->y0 + uta2->height);
+		}
+	}
+
+	/* Clip the union of the bounds */
+
+	new_x1 = MAX (clip_x1, union_x1);
+	new_y1 = MAX (clip_y1, union_y1);
+	new_x2 = MIN (clip_x2, union_x2);
+	new_y2 = MIN (clip_y2, union_y2);
+
+	if (new_x1 >= new_x2 || new_y1 >= new_y2)
+		return art_uta_new (clip_x1, clip_y1, clip_x1 + 1, clip_y1 + 1);
+
+	/* Make the new clipped union */
+
+	uta = art_new (ArtUta, 1);
+	uta->x0 = new_x1;
+	uta->y0 = new_y1;
+	uta->width = new_x2 - new_x1;
+	uta->height = new_y2 - new_y1;
+	uta->utiles = utiles = art_new (ArtUtaBbox, uta->width * uta->height);
+
+	ofs = 0;
+	ofs1 = ofs2 = 0;
+
+	for (y = new_y1; y < new_y2; y++) {
+		if (uta1)
+			ofs1 = (y - uta1->y0) * uta1->width + new_x1 - uta1->x0;
+
+		if (uta2)
+			ofs2 = (y - uta2->y0) * uta2->width + new_x1 - uta2->x0;
+
+		for (x = new_x1; x < new_x2; x++) {
+			ArtUtaBbox bb1, bb2, bb;
+
+			if (!uta1
+			    || x < uta1->x0 || y < uta1->y0
+			    || x >= uta1->x0 + uta1->width || y >= uta1->y0 + uta1->height)
+				bb1 = 0;
+			else
+				bb1 = uta1->utiles[ofs1];
+
+			if (!uta2
+			    || x < uta2->x0 || y < uta2->y0
+			    || x >= uta2->x0 + uta2->width || y >= uta2->y0 + uta2->height)
+				bb2 = 0;
+			else
+				bb2 = uta2->utiles[ofs2];
+
+			if (bb1 == 0)
+				bb = bb2;
+			else if (bb2 == 0)
+				bb = bb1;
+			else
+				bb = ART_UTA_BBOX_CONS (MIN (ART_UTA_BBOX_X0 (bb1),
+							     ART_UTA_BBOX_X0 (bb2)),
+							MIN (ART_UTA_BBOX_Y0 (bb1),
+							     ART_UTA_BBOX_Y0 (bb2)),
+							MAX (ART_UTA_BBOX_X1 (bb1),
+							     ART_UTA_BBOX_X1 (bb2)),
+							MAX (ART_UTA_BBOX_Y1 (bb1),
+							     ART_UTA_BBOX_Y1 (bb2)));
+
+			utiles[ofs] = bb;
+
+			ofs++;
+			ofs1++;
+			ofs2++;
+		}
+	}
+
+	return uta;
+}
+
+static inline void
+get_visible_region (GnomeCanvas *canvas, ArtIRect *visible)
+{
+	visible->x0 = canvas->layout.hadjustment->value - canvas->zoom_xofs;
+	visible->y0 = canvas->layout.vadjustment->value - canvas->zoom_yofs;
+	visible->x1 = visible->x0 + GTK_WIDGET (canvas)->allocation.width;
+	visible->y1 = visible->y0 + GTK_WIDGET (canvas)->allocation.height;
+}
+
+/**
+ * gnome_canvas_request_redraw_uta:
+ * @canvas: A canvas.
+ * @uta: Microtile array that specifies the area to be redrawn.  It will
+ * be freed by this function, so the argument you pass will be invalid
+ * after you call this function.
+ *
+ * Informs a canvas that the specified area, given as a microtile array, needs
+ * to be repainted.  To be used only by item implementations.
+ **/
+void
+gnome_canvas_request_redraw_uta (GnomeCanvas *canvas,
+                                 ArtUta      *uta)
+{
+	ArtIRect visible;
+
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+	g_return_if_fail (uta != NULL);
+
+	if (!GTK_WIDGET_DRAWABLE (canvas)) {
+		art_uta_free (uta);
+		return;
+	}
+
+	get_visible_region (canvas, &visible);
+
+	if (canvas->need_redraw) {
+		ArtUta *new_uta;
+
+		g_assert (canvas->redraw_area != NULL);
+		/* ALEX: This can fail if e.g. redraw_uta is called by an item
+		   update function and we're called from update_now -> do_update
+		   because update_now sets idle_id == 0. There is also some way
+		   to get it from the expose handler (see bug #102811).
+		   g_assert (canvas->idle_id != 0);  */
+
+		new_uta = uta_union_clip (canvas->redraw_area, uta, &visible);
+		art_uta_free (canvas->redraw_area);
+		art_uta_free (uta);
+		canvas->redraw_area = new_uta;
+		if (canvas->idle_id == 0)
+			add_idle (canvas);
+	} else {
+		ArtUta *new_uta;
+
+		g_assert (canvas->redraw_area == NULL);
+
+		new_uta = uta_union_clip (uta, NULL, &visible);
+		art_uta_free (uta);
+		canvas->redraw_area = new_uta;
+
+		canvas->need_redraw = TRUE;
+		add_idle (canvas);
+	}
+}
+
+
+/**
+ * gnome_canvas_request_redraw:
+ * @canvas: A canvas.
+ * @x1: Leftmost coordinate of the rectangle to be redrawn.
+ * @y1: Upper coordinate of the rectangle to be redrawn.
+ * @x2: Rightmost coordinate of the rectangle to be redrawn, plus 1.
+ * @y2: Lower coordinate of the rectangle to be redrawn, plus 1.
+ *
+ * Convenience function that informs a canvas that the specified rectangle needs
+ * to be repainted.  This function converts the rectangle to a microtile array
+ * and feeds it to gnome_canvas_request_redraw_uta().  The rectangle includes
+ * @x1 and @y1, but not @x2 and @y2.  To be used only by item implementations.
+ **/
+void
+gnome_canvas_request_redraw (GnomeCanvas *canvas, int x1, int y1, int x2, int y2)
+{
+	ArtUta *uta;
+	ArtIRect bbox;
+	ArtIRect visible;
+	ArtIRect clip;
+
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	if (!GTK_WIDGET_DRAWABLE (canvas) || (x1 >= x2) || (y1 >= y2))
+		return;
+
+	bbox.x0 = x1;
+	bbox.y0 = y1;
+	bbox.x1 = x2;
+	bbox.y1 = y2;
+
+	get_visible_region (canvas, &visible);
+
+	art_irect_intersect (&clip, &bbox, &visible);
+
+	if (!art_irect_empty (&clip)) {
+		uta = art_uta_from_irect (&clip);
+		gnome_canvas_request_redraw_uta (canvas, uta);
+	}
+}
+
+
+/**
+ * gnome_canvas_w2c_affine:
+ * @canvas: A canvas.
+ * @affine: An affine transformation matrix (return value).
+ *
+ * Gets the affine transform that converts from world coordinates to canvas
+ * pixel coordinates.
+ **/
+void
+gnome_canvas_w2c_affine (GnomeCanvas *canvas, double affine[6])
+{
+	double zooom;
+
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+	g_return_if_fail (affine != NULL);
+
+	zooom = canvas->pixels_per_unit;
+
+	affine[0] = zooom;
+	affine[1] = 0;
+	affine[2] = 0;
+	affine[3] = zooom;
+	affine[4] = -canvas->scroll_x1 * zooom;
+	affine[5] = -canvas->scroll_y1 * zooom;
+}
+
+/**
+ * gnome_canvas_w2c:
+ * @canvas: A canvas.
+ * @wx: World X coordinate.
+ * @wy: World Y coordinate.
+ * @cx: X pixel coordinate (return value).
+ * @cy: Y pixel coordinate (return value).
+ *
+ * Converts world coordinates into canvas pixel coordinates.
+ **/
+void
+gnome_canvas_w2c (GnomeCanvas *canvas, double wx, double wy, int *cx, int *cy)
+{
+	double affine[6];
+	ArtPoint w, c;
+
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	gnome_canvas_w2c_affine (canvas, affine);
+	w.x = wx;
+	w.y = wy;
+	art_affine_point (&c, &w, affine);
+	if (cx)
+		*cx = floor (c.x + 0.5);
+	if (cy)
+		*cy = floor (c.y + 0.5);
+}
+
+/**
+ * gnome_canvas_w2c_d:
+ * @canvas: A canvas.
+ * @wx: World X coordinate.
+ * @wy: World Y coordinate.
+ * @cx: X pixel coordinate (return value).
+ * @cy: Y pixel coordinate (return value).
+ *
+ * Converts world coordinates into canvas pixel coordinates.  This
+ * version returns coordinates in floating point coordinates, for
+ * greater precision.
+ **/
+void
+gnome_canvas_w2c_d (GnomeCanvas *canvas, double wx, double wy, double *cx, double *cy)
+{
+	double affine[6];
+	ArtPoint w, c;
+
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	gnome_canvas_w2c_affine (canvas, affine);
+	w.x = wx;
+	w.y = wy;
+	art_affine_point (&c, &w, affine);
+	if (cx)
+		*cx = c.x;
+	if (cy)
+		*cy = c.y;
+}
+
+
+/**
+ * gnome_canvas_c2w:
+ * @canvas: A canvas.
+ * @cx: Canvas pixel X coordinate.
+ * @cy: Canvas pixel Y coordinate.
+ * @wx: X world coordinate (return value).
+ * @wy: Y world coordinate (return value).
+ *
+ * Converts canvas pixel coordinates to world coordinates.
+ **/
+void
+gnome_canvas_c2w (GnomeCanvas *canvas, int cx, int cy, double *wx, double *wy)
+{
+	double affine[6], inv[6];
+	ArtPoint w, c;
+
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	gnome_canvas_w2c_affine (canvas, affine);
+	art_affine_invert (inv, affine);
+	c.x = cx;
+	c.y = cy;
+	art_affine_point (&w, &c, inv);
+	if (wx)
+		*wx = w.x;
+	if (wy)
+		*wy = w.y;
+}
+
+
+/**
+ * gnome_canvas_window_to_world:
+ * @canvas: A canvas.
+ * @winx: Window-relative X coordinate.
+ * @winy: Window-relative Y coordinate.
+ * @worldx: X world coordinate (return value).
+ * @worldy: Y world coordinate (return value).
+ *
+ * Converts window-relative coordinates into world coordinates.  You can use
+ * this when you need to convert mouse coordinates into world coordinates, for
+ * example.
+ **/
+void
+gnome_canvas_window_to_world (GnomeCanvas *canvas, double winx, double winy,
+			      double *worldx, double *worldy)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	if (worldx)
+		*worldx = canvas->scroll_x1 + ((winx - canvas->zoom_xofs)
+					       / canvas->pixels_per_unit);
+
+	if (worldy)
+		*worldy = canvas->scroll_y1 + ((winy - canvas->zoom_yofs)
+					       / canvas->pixels_per_unit);
+}
+
+
+/**
+ * gnome_canvas_world_to_window:
+ * @canvas: A canvas.
+ * @worldx: World X coordinate.
+ * @worldy: World Y coordinate.
+ * @winx: X window-relative coordinate.
+ * @winy: Y window-relative coordinate.
+ *
+ * Converts world coordinates into window-relative coordinates.
+ **/
+void
+gnome_canvas_world_to_window (GnomeCanvas *canvas, double worldx, double worldy,
+			      double *winx, double *winy)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	if (winx)
+		*winx = (canvas->pixels_per_unit)*(worldx - canvas->scroll_x1) + canvas->zoom_xofs;
+
+	if (winy)
+		*winy = (canvas->pixels_per_unit)*(worldy - canvas->scroll_y1) + canvas->zoom_yofs;
+}
+
+
+
+/**
+ * gnome_canvas_get_color:
+ * @canvas: A canvas.
+ * @spec: X color specification, or NULL for "transparent".
+ * @color: Returns the allocated color.
+ *
+ * Allocates a color based on the specified X color specification.  As a
+ * convenience to item implementations, it returns TRUE if the color was
+ * allocated, or FALSE if the specification was NULL.  A NULL color
+ * specification is considered as "transparent" by the canvas.
+ *
+ * Return value: TRUE if @spec is non-NULL and the color is allocated.  If @spec
+ * is NULL, then returns FALSE.
+ **/
+int
+gnome_canvas_get_color (GnomeCanvas *canvas, const char *spec, GdkColor *color)
+{
+	GdkColormap *colormap;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS (canvas), FALSE);
+	g_return_val_if_fail (color != NULL, FALSE);
+
+	if (!spec) {
+		color->pixel = 0;
+		color->red = 0;
+		color->green = 0;
+		color->blue = 0;
+		return FALSE;
+	}
+
+	gdk_color_parse (spec, color);
+
+	colormap = gtk_widget_get_colormap (GTK_WIDGET (canvas));
+
+	gdk_rgb_find_color (colormap, color);
+
+	return TRUE;
+}
+
+/**
+ * gnome_canvas_get_color_pixel:
+ * @canvas: A canvas.
+ * @rgba: RGBA color specification.
+ *
+ * Allocates a color from the RGBA value passed into this function.  The alpha
+ * opacity value is discarded, since normal X colors do not support it.
+ *
+ * Return value: Allocated pixel value corresponding to the specified color.
+ **/
+gulong
+gnome_canvas_get_color_pixel (GnomeCanvas *canvas, guint rgba)
+{
+	GdkColormap *colormap;
+	GdkColor color;
+
+	g_return_val_if_fail (GNOME_IS_CANVAS (canvas), 0);
+
+	color.red = ((rgba & 0xff000000) >> 16) + ((rgba & 0xff000000) >> 24);
+	color.green = ((rgba & 0x00ff0000) >> 8) + ((rgba & 0x00ff0000) >> 16);
+	color.blue = (rgba & 0x0000ff00) + ((rgba & 0x0000ff00) >> 8);
+	color.pixel = 0;
+
+	colormap = gtk_widget_get_colormap (GTK_WIDGET (canvas));
+
+	gdk_rgb_find_color (colormap, &color);
+
+	return color.pixel;
+}
+
+
+/**
+ * gnome_canvas_set_stipple_origin:
+ * @canvas: A canvas.
+ * @gc: GC on which to set the stipple origin.
+ *
+ * Sets the stipple origin of the specified GC as is appropriate for the canvas,
+ * so that it will be aligned with other stipple patterns used by canvas items.
+ * This is typically only needed by item implementations.
+ **/
+void
+gnome_canvas_set_stipple_origin (GnomeCanvas *canvas, GdkGC *gc)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+	g_return_if_fail (GDK_IS_GC (gc));
+
+	gdk_gc_set_ts_origin (gc, -canvas->draw_xofs, -canvas->draw_yofs);
+}
+
+/**
+ * gnome_canvas_set_dither:
+ * @canvas: A canvas.
+ * @dither: Type of dithering used to render an antialiased canvas.
+ *
+ * Controls dithered rendering for antialiased canvases. The value of
+ * dither should be #GDK_RGB_DITHER_NONE, #GDK_RGB_DITHER_NORMAL, or
+ * #GDK_RGB_DITHER_MAX. The default canvas setting is
+ * #GDK_RGB_DITHER_NORMAL.
+ **/
+void
+gnome_canvas_set_dither (GnomeCanvas *canvas, GdkRgbDither dither)
+{
+	g_return_if_fail (GNOME_IS_CANVAS (canvas));
+
+	canvas->dither = dither;
+}
+
+/**
+ * gnome_canvas_get_dither:
+ * @canvas: A canvas.
+ *
+ * Returns the type of dithering used to render an antialiased canvas.
+ *
+ * Return value: The dither setting.
+ **/
+GdkRgbDither
+gnome_canvas_get_dither (GnomeCanvas *canvas)
+{
+	g_return_val_if_fail (GNOME_IS_CANVAS (canvas), GDK_RGB_DITHER_NONE);
+
+	return canvas->dither;
+}
+
+static gboolean
+boolean_handled_accumulator (GSignalInvocationHint *ihint,
+			     GValue                *return_accu,
+			     const GValue          *handler_return,
+			     gpointer               dummy)
+{
+	gboolean continue_emission;
+	gboolean signal_handled;
+
+	signal_handled = g_value_get_boolean (handler_return);
+	g_value_set_boolean (return_accu, signal_handled);
+	continue_emission = !signal_handled;
+
+	return continue_emission;
+}
+
+/* Class initialization function for GnomeCanvasItemClass */
+static void
+gnome_canvas_item_class_init (GnomeCanvasItemClass *class)
+{
+	GObjectClass *gobject_class;
+
+	gobject_class = (GObjectClass *) class;
+
+	item_parent_class = g_type_class_peek_parent (class);
+
+	gobject_class->set_property = gnome_canvas_item_set_property;
+	gobject_class->get_property = gnome_canvas_item_get_property;
+
+	g_object_class_install_property
+		(gobject_class, ITEM_PROP_PARENT,
+		 g_param_spec_object ("parent", NULL, NULL,
+				      GNOME_TYPE_CANVAS_ITEM,
+				      (G_PARAM_READABLE | G_PARAM_WRITABLE)));
+
+	item_signals[ITEM_EVENT] =
+		g_signal_new ("event",
+			      G_TYPE_FROM_CLASS (class),
+			      G_SIGNAL_RUN_LAST,
+			      G_STRUCT_OFFSET (GnomeCanvasItemClass, event),
+			      boolean_handled_accumulator, NULL,
+			      gnome_canvas_marshal_BOOLEAN__BOXED,
+			      G_TYPE_BOOLEAN, 1,
+			      GDK_TYPE_EVENT | G_SIGNAL_TYPE_STATIC_SCOPE);
+
+	gobject_class->dispose = gnome_canvas_item_dispose;
+
+	class->realize = gnome_canvas_item_realize;
+	class->unrealize = gnome_canvas_item_unrealize;
+	class->map = gnome_canvas_item_map;
+	class->unmap = gnome_canvas_item_unmap;
+	class->update = gnome_canvas_item_update;
+}
diff --git a/src/libgnomecanvas/gnome-canvas.h b/src/libgnomecanvas/gnome-canvas.h
new file mode 100644
index 0000000..d4f538a
--- /dev/null
+++ b/src/libgnomecanvas/gnome-canvas.h
@@ -0,0 +1,635 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: 8; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+/* GnomeCanvas widget - Tk-like canvas widget for Gnome
+ *
+ * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas
+ * widget.  Tk is copyrighted by the Regents of the University of California,
+ * Sun Microsystems, and other parties.
+ *
+ *
+ * Authors: Federico Mena <federico@nuclecu.unam.mx>
+ *          Raph Levien <raph@gimp.org>
+ */
+
+#ifndef GNOME_CANVAS_H
+#define GNOME_CANVAS_H
+
+#include <gtk/gtklayout.h>
+#include <stdarg.h>
+#include <libart_lgpl/art_misc.h>
+#include <libart_lgpl/art_rect.h>
+#include <libart_lgpl/art_svp.h>
+#include <libart_lgpl/art_uta.h>
+#include <libart_lgpl/art_affine.h>
+
+G_BEGIN_DECLS
+
+
+/* "Small" value used by canvas stuff */
+#define GNOME_CANVAS_EPSILON 1e-10
+
+
+/* Macros for building colors that fit in a 32-bit integer.  The values are in
+ * [0, 255].
+ */
+
+#define GNOME_CANVAS_COLOR(r, g, b) ((((unsigned int) (r) & 0xff) << 24)	\
+				     | (((unsigned int) (g) & 0xff) << 16)	\
+				     | (((unsigned int) (b) & 0xff) << 8)	\
+				     | 0xff)
+
+#define GNOME_CANVAS_COLOR_A(r, g, b, a) ((((unsigned int) (r) & 0xff) << 24)	\
+					  | (((unsigned int) (g) & 0xff) << 16)	\
+					  | (((unsigned int) (b) & 0xff) << 8)	\
+					  | ((unsigned int) (a) & 0xff))
+
+
+typedef struct _GnomeCanvas           GnomeCanvas;
+typedef struct _GnomeCanvasClass      GnomeCanvasClass;
+typedef struct _GnomeCanvasItem       GnomeCanvasItem;
+typedef struct _GnomeCanvasItemClass  GnomeCanvasItemClass;
+typedef struct _GnomeCanvasGroup      GnomeCanvasGroup;
+typedef struct _GnomeCanvasGroupClass GnomeCanvasGroupClass;
+
+
+/* GnomeCanvasItem - base item class for canvas items
+ *
+ * All canvas items are derived from GnomeCanvasItem.  The only information a
+ * GnomeCanvasItem contains is its parent canvas, its parent canvas item group,
+ * its bounding box in world coordinates, and its current affine transformation.
+ *
+ * Items inside a canvas are organized in a tree of GnomeCanvasItemGroup nodes
+ * and GnomeCanvasItem leaves.  Each canvas has a single root group, which can
+ * be obtained with the gnome_canvas_get_root() function.
+ *
+ * The abstract GnomeCanvasItem class does not have any configurable or
+ * queryable attributes.
+ */
+
+/* Object flags for items */
+enum {
+	GNOME_CANVAS_ITEM_REALIZED      = 1 << 4,
+	GNOME_CANVAS_ITEM_MAPPED        = 1 << 5,
+	GNOME_CANVAS_ITEM_ALWAYS_REDRAW = 1 << 6,
+	GNOME_CANVAS_ITEM_VISIBLE       = 1 << 7,
+	GNOME_CANVAS_ITEM_NEED_UPDATE	= 1 << 8,
+	GNOME_CANVAS_ITEM_NEED_AFFINE	= 1 << 9,
+	GNOME_CANVAS_ITEM_NEED_CLIP	= 1 << 10,
+	GNOME_CANVAS_ITEM_NEED_VIS	= 1 << 11,
+	GNOME_CANVAS_ITEM_AFFINE_FULL	= 1 << 12
+};
+
+/* Update flags for items */
+enum {
+	GNOME_CANVAS_UPDATE_REQUESTED  = 1 << 0,
+	GNOME_CANVAS_UPDATE_AFFINE     = 1 << 1,
+	GNOME_CANVAS_UPDATE_CLIP       = 1 << 2,
+	GNOME_CANVAS_UPDATE_VISIBILITY = 1 << 3,
+	GNOME_CANVAS_UPDATE_IS_VISIBLE = 1 << 4		/* Deprecated.  FIXME: remove this */
+};
+
+/* Data for rendering in antialiased mode */
+typedef struct {
+	/* 24-bit RGB buffer for rendering */
+	guchar *buf;
+
+	/* Rectangle describing the rendering area */
+	ArtIRect rect;
+
+	/* Rowstride for the buffer */
+	int buf_rowstride;
+
+	/* Background color, given as 0xrrggbb */
+	guint32 bg_color;
+
+	/* Invariant: at least one of the following flags is true. */
+
+	/* Set when the render rectangle area is the solid color bg_color */
+	unsigned int is_bg : 1;
+
+	/* Set when the render rectangle area is represented by the buf */
+	unsigned int is_buf : 1;
+} GnomeCanvasBuf;
+
+
+#define GNOME_TYPE_CANVAS_ITEM            (gnome_canvas_item_get_type ())
+#define GNOME_CANVAS_ITEM(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_ITEM, GnomeCanvasItem))
+#define GNOME_CANVAS_ITEM_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_ITEM, GnomeCanvasItemClass))
+#define GNOME_IS_CANVAS_ITEM(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_ITEM))
+#define GNOME_IS_CANVAS_ITEM_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_ITEM))
+#define GNOME_CANVAS_ITEM_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_ITEM, GnomeCanvasItemClass))
+
+
+struct _GnomeCanvasItem {
+	GtkObject object;
+
+	/* Parent canvas for this item */
+	GnomeCanvas *canvas;
+
+	/* Parent canvas group for this item (a GnomeCanvasGroup) */
+	GnomeCanvasItem *parent;
+
+	/* If NULL, assumed to be the identity tranform.  If flags does not have
+	 * AFFINE_FULL, then a two-element array containing a translation.  If
+	 * flags contains AFFINE_FULL, a six-element array containing an affine
+	 * transformation.
+	 */
+	double *xform;
+
+	/* Bounding box for this item (in canvas coordinates) */
+	double x1, y1, x2, y2;
+};
+
+struct _GnomeCanvasItemClass {
+	GtkObjectClass parent_class;
+
+	/* Tell the item to update itself.  The flags are from the update flags
+	 * defined above.  The item should update its internal state from its
+	 * queued state, and recompute and request its repaint area.  The
+	 * affine, if used, is a pointer to a 6-element array of doubles.  The
+	 * update method also recomputes the bounding box of the item.
+	 */
+	void (* update) (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags);
+
+	/* Realize an item -- create GCs, etc. */
+	void (* realize) (GnomeCanvasItem *item);
+
+	/* Unrealize an item */
+	void (* unrealize) (GnomeCanvasItem *item);
+
+	/* Map an item - normally only need by items with their own GdkWindows */
+	void (* map) (GnomeCanvasItem *item);
+
+	/* Unmap an item */
+	void (* unmap) (GnomeCanvasItem *item);
+
+	/* Return the microtile coverage of the item */
+	ArtUta *(* coverage) (GnomeCanvasItem *item);
+
+	/* Draw an item of this type.  (x, y) are the upper-left canvas pixel
+	 * coordinates of the drawable, a temporary pixmap, where things get
+	 * drawn.  (width, height) are the dimensions of the drawable.
+	 */
+	void (* draw) (GnomeCanvasItem *item, GdkDrawable *drawable,
+		       int x, int y, int width, int height);
+
+	/* Render the item over the buffer given.  The buf data structure
+	 * contains both a pointer to a packed 24-bit RGB array, and the
+	 * coordinates.  This method is only used for antialiased canvases.
+	 *
+	 * TODO: figure out where clip paths fit into the rendering framework.
+	 */
+	void (* render) (GnomeCanvasItem *item, GnomeCanvasBuf *buf);
+
+	/* Calculate the distance from an item to the specified point.  It also
+         * returns a canvas item which is the item itself in the case of the
+         * object being an actual leaf item, or a child in case of the object
+         * being a canvas group.  (cx, cy) are the canvas pixel coordinates that
+         * correspond to the item-relative coordinates (x, y).
+	 */
+	double (* point) (GnomeCanvasItem *item, double x, double y, int cx, int cy,
+			  GnomeCanvasItem **actual_item);
+
+	/* Fetch the item's bounding box (need not be exactly tight).  This
+	 * should be in item-relative coordinates.
+	 */
+	void (* bounds) (GnomeCanvasItem *item, double *x1, double *y1, double *x2, double *y2);
+
+	/* Signal: an event occurred for an item of this type.  The (x, y)
+	 * coordinates are in the canvas world coordinate system.
+	 */
+	gboolean (* event)                (GnomeCanvasItem *item, GdkEvent *event);
+
+	/* Reserved for future expansion */
+	gpointer spare_vmethods [4];
+};
+
+
+GType gnome_canvas_item_get_type (void) G_GNUC_CONST;
+
+/* Create a canvas item using the standard Gtk argument mechanism.  The item is
+ * automatically inserted at the top of the specified canvas group.  The last
+ * argument must be a NULL pointer.
+ */
+GnomeCanvasItem *gnome_canvas_item_new (GnomeCanvasGroup *parent, GType type,
+					const gchar *first_arg_name, ...);
+
+/* Constructors for use in derived classes and language wrappers */
+void gnome_canvas_item_construct (GnomeCanvasItem *item, GnomeCanvasGroup *parent,
+				  const gchar *first_arg_name, va_list args);
+
+/* Configure an item using the standard Gtk argument mechanism.  The last
+ * argument must be a NULL pointer.
+ */
+void gnome_canvas_item_set (GnomeCanvasItem *item, const gchar *first_arg_name, ...);
+
+/* Used only for language wrappers and the like */
+void gnome_canvas_item_set_valist (GnomeCanvasItem *item,
+				   const gchar *first_arg_name, va_list args);
+
+/* Move an item by the specified amount */
+void gnome_canvas_item_move (GnomeCanvasItem *item, double dx, double dy);
+
+/* Apply a relative affine transformation to the item. */
+void gnome_canvas_item_affine_relative (GnomeCanvasItem *item, const double affine[6]);
+
+/* Apply an absolute affine transformation to the item. */
+void gnome_canvas_item_affine_absolute (GnomeCanvasItem *item, const double affine[6]);
+
+/* Raise an item in the z-order of its parent group by the specified number of
+ * positions.
+ */
+void gnome_canvas_item_raise (GnomeCanvasItem *item, int positions);
+
+/* Lower an item in the z-order of its parent group by the specified number of
+ * positions.
+ */
+void gnome_canvas_item_lower (GnomeCanvasItem *item, int positions);
+
+/* Raise an item to the top of its parent group's z-order. */
+void gnome_canvas_item_raise_to_top (GnomeCanvasItem *item);
+
+/* Lower an item to the bottom of its parent group's z-order */
+void gnome_canvas_item_lower_to_bottom (GnomeCanvasItem *item);
+
+/* Show an item (make it visible).  If the item is already shown, it has no
+ * effect.
+ */
+void gnome_canvas_item_show (GnomeCanvasItem *item);
+
+/* Hide an item (make it invisible).  If the item is already invisible, it has
+ * no effect.
+ */
+void gnome_canvas_item_hide (GnomeCanvasItem *item);
+
+/* Grab the mouse for the specified item.  Only the events in event_mask will be
+ * reported.  If cursor is non-NULL, it will be used during the duration of the
+ * grab.  Time is a proper X event time parameter.  Returns the same values as
+ * XGrabPointer().
+ */
+int gnome_canvas_item_grab (GnomeCanvasItem *item, unsigned int event_mask,
+			    GdkCursor *cursor, guint32 etime);
+
+/* Ungrabs the mouse -- the specified item must be the same that was passed to
+ * gnome_canvas_item_grab().  Time is a proper X event time parameter.
+ */
+void gnome_canvas_item_ungrab (GnomeCanvasItem *item, guint32 etime);
+
+/* These functions convert from a coordinate system to another.  "w" is world
+ * coordinates and "i" is item coordinates.
+ */
+void gnome_canvas_item_w2i (GnomeCanvasItem *item, double *x, double *y);
+void gnome_canvas_item_i2w (GnomeCanvasItem *item, double *x, double *y);
+
+/* Gets the affine transform that converts from item-relative coordinates to
+ * world coordinates.
+ */
+void gnome_canvas_item_i2w_affine (GnomeCanvasItem *item, double affine[6]);
+
+/* Gets the affine transform that converts from item-relative coordinates to
+ * canvas pixel coordinates.
+ */
+void gnome_canvas_item_i2c_affine (GnomeCanvasItem *item, double affine[6]);
+
+/* Remove the item from its parent group and make the new group its parent.  The
+ * item will be put on top of all the items in the new group.  The item's
+ * coordinates relative to its new parent to *not* change -- this means that the
+ * item could potentially move on the screen.
+ * 
+ * The item and the group must be in the same canvas.  An item cannot be
+ * reparented to a group that is the item itself or that is an inferior of the
+ * item.
+ */
+void gnome_canvas_item_reparent (GnomeCanvasItem *item, GnomeCanvasGroup *new_group);
+
+/* Used to send all of the keystroke events to a specific item as well as
+ * GDK_FOCUS_CHANGE events.
+ */
+void gnome_canvas_item_grab_focus (GnomeCanvasItem *item);
+
+/* Fetch the bounding box of the item.  The bounding box may not be exactly
+ * tight, but the canvas items will do the best they can.  The returned bounding
+ * box is in the coordinate system of the item's parent.
+ */
+void gnome_canvas_item_get_bounds (GnomeCanvasItem *item,
+				   double *x1, double *y1, double *x2, double *y2);
+
+/* Request that the update method eventually get called.  This should be used
+ * only by item implementations.
+ */
+void gnome_canvas_item_request_update (GnomeCanvasItem *item);
+
+
+/* GnomeCanvasGroup - a group of canvas items
+ *
+ * A group is a node in the hierarchical tree of groups/items inside a canvas.
+ * Groups serve to give a logical structure to the items.
+ *
+ * Consider a circuit editor application that uses the canvas for its schematic
+ * display.  Hierarchically, there would be canvas groups that contain all the
+ * components needed for an "adder", for example -- this includes some logic
+ * gates as well as wires.  You can move stuff around in a convenient way by
+ * doing a gnome_canvas_item_move() of the hierarchical groups -- to move an
+ * adder, simply move the group that represents the adder.
+ *
+ * The following arguments are available:
+ *
+ * name		type		read/write	description
+ * --------------------------------------------------------------------------------
+ * x		double		RW		X coordinate of group's origin
+ * y		double		RW		Y coordinate of group's origin
+ */
+
+
+#define GNOME_TYPE_CANVAS_GROUP            (gnome_canvas_group_get_type ())
+#define GNOME_CANVAS_GROUP(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS_GROUP, GnomeCanvasGroup))
+#define GNOME_CANVAS_GROUP_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS_GROUP, GnomeCanvasGroupClass))
+#define GNOME_IS_CANVAS_GROUP(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS_GROUP))
+#define GNOME_IS_CANVAS_GROUP_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS_GROUP))
+#define GNOME_CANVAS_GROUP_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS_GROUP, GnomeCanvasGroupClass))
+
+
+struct _GnomeCanvasGroup {
+	GnomeCanvasItem item;
+
+	/* Children of the group */
+	GList *item_list;
+	GList *item_list_end;
+};
+
+struct _GnomeCanvasGroupClass {
+	GnomeCanvasItemClass parent_class;
+};
+
+
+GType gnome_canvas_group_get_type (void) G_GNUC_CONST;
+
+
+/*** GnomeCanvas ***/
+
+
+#define GNOME_TYPE_CANVAS            (gnome_canvas_get_type ())
+#define GNOME_CANVAS(obj)            (GTK_CHECK_CAST ((obj), GNOME_TYPE_CANVAS, GnomeCanvas))
+#define GNOME_CANVAS_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GNOME_TYPE_CANVAS, GnomeCanvasClass))
+#define GNOME_IS_CANVAS(obj)         (GTK_CHECK_TYPE ((obj), GNOME_TYPE_CANVAS))
+#define GNOME_IS_CANVAS_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GNOME_TYPE_CANVAS))
+#define GNOME_CANVAS_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GNOME_TYPE_CANVAS, GnomeCanvasClass))
+
+
+struct _GnomeCanvas {
+	GtkLayout layout;
+
+	/* Root canvas group */
+	GnomeCanvasItem *root;
+
+	/* Area that needs redrawing, stored as a microtile array */
+	ArtUta *redraw_area;
+
+	/* The item containing the mouse pointer, or NULL if none */
+	GnomeCanvasItem *current_item;
+
+	/* Item that is about to become current (used to track deletions and such) */
+	GnomeCanvasItem *new_current_item;
+
+	/* Item that holds a pointer grab, or NULL if none */
+	GnomeCanvasItem *grabbed_item;
+
+	/* If non-NULL, the currently focused item */
+	GnomeCanvasItem *focused_item;
+
+	/* GC for temporary draw pixmap */
+	GdkGC *pixmap_gc;
+
+	/* Event on which selection of current item is based */
+	GdkEvent pick_event;
+
+	/* Scrolling region */
+	double scroll_x1, scroll_y1;
+	double scroll_x2, scroll_y2;
+
+	/* Scaling factor to be used for display */
+	double pixels_per_unit;
+
+	/* Idle handler ID */
+	guint idle_id;
+
+	/* Signal handler ID for destruction of the root item */
+	guint root_destroy_id;
+
+	/* Area that is being redrawn.  Contains (x1, y1) but not (x2, y2).
+	 * Specified in canvas pixel coordinates.
+	 */
+	int redraw_x1, redraw_y1;
+	int redraw_x2, redraw_y2;
+
+	/* Offsets of the temprary drawing pixmap */
+	int draw_xofs, draw_yofs;
+
+	/* Internal pixel offsets when zoomed out */
+	int zoom_xofs, zoom_yofs;
+
+	/* Last known modifier state, for deferred repick when a button is down */
+	int state;
+
+	/* Event mask specified when grabbing an item */
+	guint grabbed_event_mask;
+
+	/* Tolerance distance for picking items */
+	int close_enough;
+
+	/* Whether the canvas should center the scroll region in the middle of
+	 * the window if the scroll region is smaller than the window.
+	 */
+	unsigned int center_scroll_region : 1;
+
+	/* Whether items need update at next idle loop iteration */
+	unsigned int need_update : 1;
+
+	/* Whether the canvas needs redrawing at the next idle loop iteration */
+	unsigned int need_redraw : 1;
+
+	/* Whether current item will be repicked at next idle loop iteration */
+	unsigned int need_repick : 1;
+
+	/* For use by internal pick_current_item() function */
+	unsigned int left_grabbed_item : 1;
+
+	/* For use by internal pick_current_item() function */
+	unsigned int in_repick : 1;
+
+	/* Whether the canvas is in antialiased mode or not */
+	unsigned int aa : 1;
+
+	/* Which dither mode to use for antialiased mode drawing */
+	GdkRgbDither dither;
+};
+
+struct _GnomeCanvasClass {
+	GtkLayoutClass parent_class;
+
+	/* Draw the background for the area given. This method is only used
+	 * for non-antialiased canvases.
+	 */
+	void (* draw_background) (GnomeCanvas *canvas, GdkDrawable *drawable,
+				  int x, int y, int width, int height);
+
+	/* Render the background for the buffer given. The buf data structure
+	 * contains both a pointer to a packed 24-bit RGB array, and the
+	 * coordinates. This method is only used for antialiased canvases.
+	 */
+	void (* render_background) (GnomeCanvas *canvas, GnomeCanvasBuf *buf);
+
+	/* Private Virtual methods for groping the canvas inside bonobo */
+	void (* request_update) (GnomeCanvas *canvas);
+
+	/* Reserved for future expansion */
+	gpointer spare_vmethods [4];
+};
+
+
+GType gnome_canvas_get_type (void) G_GNUC_CONST;
+
+/* Creates a new canvas.  You should check that the canvas is created with the
+ * proper visual and colormap.  Any visual will do unless you intend to insert
+ * gdk_imlib images into it, in which case you should use the gdk_imlib visual.
+ *
+ * You should call gnome_canvas_set_scroll_region() soon after calling this
+ * function to set the desired scrolling limits for the canvas.
+ */
+GtkWidget *gnome_canvas_new (void);
+
+/* Creates a new antialiased empty canvas.  You should push the GdkRgb colormap
+ * and visual for this.
+ */
+#ifndef GNOME_EXCLUDE_EXPERIMENTAL
+GtkWidget *gnome_canvas_new_aa (void);
+#endif
+
+/* Returns the root canvas item group of the canvas */
+GnomeCanvasGroup *gnome_canvas_root (GnomeCanvas *canvas);
+
+/* Sets the limits of the scrolling region, in world coordinates */
+void gnome_canvas_set_scroll_region (GnomeCanvas *canvas,
+				     double x1, double y1, double x2, double y2);
+
+/* Gets the limits of the scrolling region, in world coordinates */
+void gnome_canvas_get_scroll_region (GnomeCanvas *canvas,
+				     double *x1, double *y1, double *x2, double *y2);
+
+/* Whether the canvas centers the scroll region if it is smaller than the window */
+void gnome_canvas_set_center_scroll_region (GnomeCanvas *canvas, gboolean center_scroll_region);
+
+/* Returns whether the canvas is set to center the scroll region if it is smaller than the window */
+gboolean gnome_canvas_get_center_scroll_region (GnomeCanvas *canvas);
+
+/* Sets the number of pixels that correspond to one unit in world coordinates */
+void gnome_canvas_set_pixels_per_unit (GnomeCanvas *canvas, double n);
+
+/* Scrolls the canvas to the specified offsets, given in canvas pixel coordinates */
+void gnome_canvas_scroll_to (GnomeCanvas *canvas, int cx, int cy);
+
+/* Returns the scroll offsets of the canvas in canvas pixel coordinates.  You
+ * can specify NULL for any of the values, in which case that value will not be
+ * queried.
+ */
+void gnome_canvas_get_scroll_offsets (GnomeCanvas *canvas, int *cx, int *cy);
+
+/* Requests that the canvas be repainted immediately instead of in the idle
+ * loop.
+ */
+void gnome_canvas_update_now (GnomeCanvas *canvas);
+
+/* Returns the item that is at the specified position in world coordinates, or
+ * NULL if no item is there.
+ */
+GnomeCanvasItem *gnome_canvas_get_item_at (GnomeCanvas *canvas, double x, double y);
+
+/* For use only by item type implementations. Request that the canvas eventually
+ * redraw the specified region. The region is specified as a microtile
+ * array. This function takes over responsibility for freeing the uta argument.
+ */
+void gnome_canvas_request_redraw_uta (GnomeCanvas *canvas, ArtUta *uta);
+
+/* For use only by item type implementations.  Request that the canvas
+ * eventually redraw the specified region, specified in canvas pixel
+ * coordinates.  The region contains (x1, y1) but not (x2, y2).
+ */
+void gnome_canvas_request_redraw (GnomeCanvas *canvas, int x1, int y1, int x2, int y2);
+
+/* Gets the affine transform that converts world coordinates into canvas pixel
+ * coordinates.
+ */
+void gnome_canvas_w2c_affine (GnomeCanvas *canvas, double affine[6]);
+
+/* These functions convert from a coordinate system to another.  "w" is world
+ * coordinates, "c" is canvas pixel coordinates (pixel coordinates that are
+ * (0,0) for the upper-left scrolling limit and something else for the
+ * lower-left scrolling limit).
+ */
+void gnome_canvas_w2c (GnomeCanvas *canvas, double wx, double wy, int *cx, int *cy);
+void gnome_canvas_w2c_d (GnomeCanvas *canvas, double wx, double wy, double *cx, double *cy);
+void gnome_canvas_c2w (GnomeCanvas *canvas, int cx, int cy, double *wx, double *wy);
+
+/* This function takes in coordinates relative to the GTK_LAYOUT
+ * (canvas)->bin_window and converts them to world coordinates.
+ */
+void gnome_canvas_window_to_world (GnomeCanvas *canvas,
+				   double winx, double winy, double *worldx, double *worldy);
+
+/* This is the inverse of gnome_canvas_window_to_world() */
+void gnome_canvas_world_to_window (GnomeCanvas *canvas,
+				   double worldx, double worldy, double *winx, double *winy);
+
+/* Takes a string specification for a color and allocates it into the specified
+ * GdkColor.  If the string is null, then it returns FALSE. Otherwise, it
+ * returns TRUE.
+ */
+int gnome_canvas_get_color (GnomeCanvas *canvas, const char *spec, GdkColor *color);
+
+/* Allocates a color from the RGB value passed into this function. */
+gulong gnome_canvas_get_color_pixel (GnomeCanvas *canvas,
+				     guint        rgba);
+     
+
+/* Sets the stipple origin of the specified gc so that it will be aligned with
+ * all the stipples used in the specified canvas.  This is intended for use only
+ * by canvas item implementations.
+ */
+void gnome_canvas_set_stipple_origin (GnomeCanvas *canvas, GdkGC *gc);
+
+/* Controls the dithering used when the canvas renders.
+ * Only applicable to antialiased canvases - ignored by non-antialiased canvases.
+ */
+void gnome_canvas_set_dither (GnomeCanvas *canvas, GdkRgbDither dither);
+
+/* Returns the dither mode of an antialiased canvas.
+ * Only applicable to antialiased canvases - ignored by non-antialiased canvases.
+ */
+GdkRgbDither gnome_canvas_get_dither (GnomeCanvas *canvas);
+
+G_END_DECLS
+
+#endif
diff --git a/src/libgnomecanvas/libgnomecanvas.h b/src/libgnomecanvas/libgnomecanvas.h
new file mode 100644
index 0000000..93e21fa
--- /dev/null
+++ b/src/libgnomecanvas/libgnomecanvas.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+
+#ifndef LIBGNOMECANVAS_H
+#define LIBGNOMECANVAS_H
+
+#include <libgnomecanvas/gnome-canvas.h>
+#include <libgnomecanvas/gnome-canvas-line.h>
+#include <libgnomecanvas/gnome-canvas-text.h>
+#include <libgnomecanvas/gnome-canvas-rich-text.h>
+#include <libgnomecanvas/gnome-canvas-polygon.h>
+#include <libgnomecanvas/gnome-canvas-pixbuf.h>
+#include <libgnomecanvas/gnome-canvas-widget.h>
+#include <libgnomecanvas/gnome-canvas-rect-ellipse.h>
+#include <libgnomecanvas/gnome-canvas-bpath.h>
+#include <libgnomecanvas/gnome-canvas-util.h>
+#include <libgnomecanvas/gnome-canvas-clipgroup.h>
+
+G_BEGIN_DECLS
+
+GType gnome_canvas_points_get_type (void);
+#define GNOME_TYPE_CANVAS_POINTS gnome_canvas_points_get_type()
+
+G_END_DECLS
+
+#endif /* LIBGNOMECANVAS_H */
diff --git a/src/libgnomecanvas/libgnomecanvastypes.c b/src/libgnomecanvas/libgnomecanvastypes.c
new file mode 100644
index 0000000..9ea5966
--- /dev/null
+++ b/src/libgnomecanvas/libgnomecanvastypes.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 1999, 2000 Red Hat, Inc.
+ * All rights reserved.
+ *
+ * This file is part of the Gnome Library.
+ *
+ * The Gnome Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The Gnome Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the Gnome Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/*
+  @NOTATION@
+ */
+
+#include <config.h>
+#include <glib-object.h>
+
+#include <libgnomecanvas/libgnomecanvas.h>
+
+GType
+gnome_canvas_points_get_type (void)
+{
+    static GType type_canvas_points = 0;
+
+    if (!type_canvas_points)
+	type_canvas_points = g_boxed_type_register_static
+	    ("GnomeCanvasPoints", 
+	     (GBoxedCopyFunc) gnome_canvas_points_ref,
+	     (GBoxedFreeFunc) gnome_canvas_points_unref);
+
+    return type_canvas_points;
+}