From 13a06349251874bd35d2f03c3fc93217cee749a2 Mon Sep 17 00:00:00 2001 From: Nickolay V. Shmyrev Date: Mon, 08 Jan 2007 12:25:31 +0000 Subject: Reorganize source tree. 2007-01-08 Nickolay V. Shmyrev * Makefile.am: * backend/Makefile.am: * backend/comics/Makefile.am: * backend/djvu/Makefile.am: * backend/dvi/Makefile.am: * backend/ev-async-renderer.c: * backend/ev-async-renderer.h: * backend/ev-attachment.c: * backend/ev-attachment.h: * backend/ev-backend-marshal.c: * backend/ev-document-factory.c: * backend/ev-document-factory.h: * backend/ev-document-find.c: * backend/ev-document-find.h: * backend/ev-document-fonts.c: * backend/ev-document-fonts.h: * backend/ev-document-images.c: * backend/ev-document-images.h: * backend/ev-document-info.h: * backend/ev-document-links.c: * backend/ev-document-links.h: * backend/ev-document-misc.c: * backend/ev-document-misc.h: * backend/ev-document-security.c: * backend/ev-document-security.h: * backend/ev-document-thumbnails.c: * backend/ev-document-thumbnails.h: * backend/ev-document-transition.c: * backend/ev-document-transition.h: * backend/ev-document.c: * backend/ev-document.h: * backend/ev-file-exporter.c: * backend/ev-file-exporter.h: * backend/ev-image.c: * backend/ev-image.h: * backend/ev-link-action.c: * backend/ev-link-action.h: * backend/ev-link-dest.c: * backend/ev-link-dest.h: * backend/ev-link.c: * backend/ev-link.h: * backend/ev-render-context.c: * backend/ev-render-context.h: * backend/ev-selection.c: * backend/ev-selection.h: * backend/impress/Makefile.am: * backend/pdf/Makefile.am: * backend/pixbuf/Makefile.am: * backend/ps/Makefile.am: * backend/ps/ps-document.c: (push_pixbuf), (interpreter_failed), (ps_document_widget_event), (setup_pixmap), (setup_page), (input), (start_interpreter), (stop_interpreter), (document_load), (ps_document_next_page), (render_page): * backend/tiff/Makefile.am: * comics/Makefile.am: * comics/comics-document.c: * comics/comics-document.h: * configure.ac: * cut-n-paste/zoom-control/ephy-zoom-control.c: * djvu/Makefile.am: * djvu/djvu-document-private.h: * djvu/djvu-document.c: * djvu/djvu-document.h: * djvu/djvu-links.c: * djvu/djvu-links.h: * djvu/djvu-text-page.c: * djvu/djvu-text-page.h: * djvu/djvu-text.c: * djvu/djvu-text.h: * dvi/Makefile.am: * dvi/dvi-document.c: * dvi/dvi-document.h: * dvi/fonts.c: * dvi/fonts.h: * dvi/mdvi-lib/Makefile.am: * dvi/mdvi-lib/afmparse.c: * dvi/mdvi-lib/afmparse.h: * dvi/mdvi-lib/bitmap.c: * dvi/mdvi-lib/bitmap.h: * dvi/mdvi-lib/color.c: * dvi/mdvi-lib/color.h: * dvi/mdvi-lib/common.c: * dvi/mdvi-lib/common.h: * dvi/mdvi-lib/defaults.h: * dvi/mdvi-lib/dvimisc.c: * dvi/mdvi-lib/dviopcodes.h: * dvi/mdvi-lib/dviread.c: * dvi/mdvi-lib/files.c: * dvi/mdvi-lib/font.c: * dvi/mdvi-lib/fontmap.c: * dvi/mdvi-lib/fontmap.h: * dvi/mdvi-lib/fontsrch.c: * dvi/mdvi-lib/gf.c: * dvi/mdvi-lib/hash.c: * dvi/mdvi-lib/hash.h: * dvi/mdvi-lib/list.c: * dvi/mdvi-lib/mdvi.h: * dvi/mdvi-lib/pagesel.c: * dvi/mdvi-lib/paper.c: * dvi/mdvi-lib/paper.h: * dvi/mdvi-lib/pk.c: * dvi/mdvi-lib/private.h: * dvi/mdvi-lib/setup.c: * dvi/mdvi-lib/sp-epsf.c: * dvi/mdvi-lib/special.c: * dvi/mdvi-lib/sysdeps.h: * dvi/mdvi-lib/t1.c: * dvi/mdvi-lib/tfm.c: * dvi/mdvi-lib/tfmfile.c: * dvi/mdvi-lib/tt.c: * dvi/mdvi-lib/util.c: * dvi/mdvi-lib/vf.c: * dvi/pixbuf-device.c: * dvi/pixbuf-device.h: * impress/Makefile.am: * impress/common.h: * impress/document.c: * impress/f_oasis.c: * impress/f_oo13.c: * impress/iksemel.c: * impress/iksemel.h: * impress/imposter.h: * impress/impress-document.c: * impress/impress-document.h: * impress/internal.h: * impress/r_back.c: * impress/r_draw.c: * impress/r_geometry.c: * impress/r_gradient.c: * impress/r_style.c: * impress/r_text.c: * impress/render.c: * impress/render.h: * impress/zip.c: * impress/zip.h: * lib/Makefile.am: * lib/ev-debug.c: * lib/ev-debug.h: * lib/ev-file-helpers.c: * lib/ev-file-helpers.h: * lib/ev-gui.c: * lib/ev-gui.h: * lib/ev-tooltip.c: * lib/ev-tooltip.h: * libdocument/Makefile.am: * libdocument/ev-file-helpers.c: * pdf/Makefile.am: * pdf/ev-poppler.cc: * pdf/ev-poppler.h: * pixbuf/Makefile.am: * pixbuf/pixbuf-document.c: * pixbuf/pixbuf-document.h: * properties/Makefile.am: * ps/Makefile.am: * ps/gsdefaults.c: * ps/gsdefaults.h: * ps/gsio.c: * ps/gsio.h: * ps/gstypes.h: * ps/ps-document.c: * ps/ps-document.h: * ps/ps.c: * ps/ps.h: * shell/Makefile.am: * shell/ev-application.h: * shell/ev-sidebar-links.c: * shell/ev-sidebar-links.h: * shell/ev-utils.c: (ev_gui_sanitise_popup_position), (ev_gui_menu_position_tree_selection): * shell/ev-utils.h: * shell/ev-view.c: (ev_view_finalize): * shell/ev-window.c: * shell/main.c: (main): * thumbnailer/Makefile.am: * tiff/Makefile.am: * tiff/tiff-document.c: * tiff/tiff-document.h: * tiff/tiff2ps.c: * tiff/tiff2ps.h: Reorganize source tree. svn path=/trunk/; revision=2197 --- (limited to 'backend/ps/gsio.c') diff --git a/backend/ps/gsio.c b/backend/ps/gsio.c new file mode 100644 index 0000000..15c7f38 --- /dev/null +++ b/backend/ps/gsio.c @@ -0,0 +1,172 @@ +/* + * gsio.c: an IO abstraction + * + * Copyright 2002 - 2005 the Free Software Foundation + * + * Author: Jaka Mocnik + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include + +#include + +#define CHUNK_SIZE 32768 + +typedef struct _GtkGSDocChunk GtkGSDocChunk; +struct _GtkGSDocChunk { + gchar *buf, *ptr; + guint len, max_len; +}; + +struct _GtkGSDocSink { + GSList *chunks; + GtkGSDocChunk *tail; +}; + +static GtkGSDocChunk * +gtk_gs_doc_chunk_new(guint size) +{ + GtkGSDocChunk *c; + + c = g_new0(GtkGSDocChunk, 1); + if((c->buf = g_malloc(sizeof(gchar) * size)) == NULL) { + g_free(c); + return NULL; + } + c->ptr = c->buf; + *c->ptr = '\0'; + c->max_len = size; + c->len = 0; + return c; +} + +static void +gtk_gs_doc_chunk_free(GtkGSDocChunk * c) +{ + if(c->buf) + g_free(c->buf); + g_free(c); +} + +GtkGSDocSink * +gtk_gs_doc_sink_new() +{ + GtkGSDocSink *sink; + + sink = g_new0(GtkGSDocSink, 1); + return sink; +} + +void +gtk_gs_doc_sink_free(GtkGSDocSink * sink) +{ + GSList *node; + + node = sink->chunks; + while(node) { + gtk_gs_doc_chunk_free((GtkGSDocChunk *) node->data); + node = node->next; + } + g_slist_free(sink->chunks); +} + +void +gtk_gs_doc_sink_write(GtkGSDocSink * sink, const gchar * buf, int len) +{ + gint real_len; + + if(sink->tail == NULL) { + sink->tail = gtk_gs_doc_chunk_new(CHUNK_SIZE); + sink->chunks = g_slist_append(sink->chunks, sink->tail); + } + + real_len = MIN(sink->tail->max_len - sink->tail->len, len); + if(real_len > 0) { + strncpy(sink->tail->ptr, buf, real_len); + sink->tail->ptr += real_len; + sink->tail->len += real_len; + } + len -= real_len; + if(len > 0) { + sink->tail = NULL; + gtk_gs_doc_sink_write(sink, buf + real_len, len); + } +} + +void +gtk_gs_doc_sink_printf_v(GtkGSDocSink * sink, const gchar * fmt, va_list ap) +{ + gint max_len, len; + + if(sink->tail == NULL) { + sink->tail = gtk_gs_doc_chunk_new(CHUNK_SIZE); + sink->chunks = g_slist_append(sink->chunks, sink->tail); + } + + max_len = sink->tail->max_len - sink->tail->len; + if(max_len > 0) { + len = g_vsnprintf(sink->tail->ptr, max_len, fmt, ap); + if(len >= max_len - 1) { + /* force printf in the next chunk later on */ + max_len = 0; + sink->tail = NULL; + } + else { + sink->tail->ptr += len; + sink->tail->len += len; + } + } + if(max_len <= 0) { + gtk_gs_doc_sink_printf(sink, fmt, ap); + } +} + +void +gtk_gs_doc_sink_printf(GtkGSDocSink * sink, const gchar * fmt, ...) +{ + va_list ap; + + va_start(ap, fmt); + gtk_gs_doc_sink_printf_v(sink, fmt, ap); + va_end(ap); +} + +gchar * +gtk_gs_doc_sink_get_buffer(GtkGSDocSink * sink) +{ + guint total; + GSList *node; + + for(total = 0, node = sink->chunks; node; node = node->next) { + total += ((GtkGSDocChunk *) node->data)->len; + } + if(total) { + gchar *buf = g_malloc(sizeof(gchar) * (total + 1)), *ptr; + if(!buf) + return NULL; + for(ptr = buf, node = sink->chunks; node; node = node->next) { + memcpy(ptr, + ((GtkGSDocChunk *) node->data)->buf, + ((GtkGSDocChunk *) node->data)->len); + ptr += ((GtkGSDocChunk *) node->data)->len; + } + buf[total] = '\0'; + return buf; + } + else + return NULL; +} -- cgit v0.9.1