From f00b898dd13b85e510188714f6b9d9a349d23ed2 Mon Sep 17 00:00:00 2001 From: Bastien Nocera Date: Mon, 10 Jul 2006 21:04:30 +0000 Subject: New backend to support impress slides. Fixes bug #30867. 2006-07-11 Bastien Nocera * Makefile.am: * backend/Makefile.am: * backend/ev-document-factory.c: (ev_document_factory_add_filters): * backend/ev-document-factory.h: * configure.ac: * impress/.cvsignore: * impress/Makefile.am: * impress/common.h: * impress/document.c: (_imp_load_xml), (imp_open), (imp_nr_pages), (imp_get_page), (imp_next_page), (imp_prev_page), (imp_get_page_no), (imp_get_page_name), (imp_get_xml), (imp_close): * impress/f_oasis.c: (render_object), (render_page), (get_geometry), (_imp_oasis_load): * impress/f_oo13.c: (render_object), (render_page), (get_geometry), (_imp_oo13_load): * impress/iksemel.c: (iks_malloc), (iks_free), (iks_set_mem_funcs), (iks_strdup), (iks_strcat), (iks_strcmp), (iks_strcasecmp), (iks_strncmp), (iks_strncasecmp), (iks_strlen), (iks_escape), (iks_unescape), (find_space), (iks_stack_new), (iks_stack_alloc), (iks_stack_strdup), (iks_stack_strcat), (iks_stack_stat), (iks_stack_delete), (iks_sax_new), (iks_sax_extend), (iks_parser_stack), (iks_user_data), (iks_nr_bytes), (iks_nr_lines), (stack_init), (stack_expand), (sax_core), (iks_parse), (iks_parser_reset), (iks_parser_delete), (iks_new), (iks_new_within), (iks_insert), (iks_insert_cdata), (iks_insert_attrib), (iks_insert_node), (iks_hide), (iks_delete), (iks_next), (iks_next_tag), (iks_prev), (iks_prev_tag), (iks_parent), (iks_root), (iks_child), (iks_first_tag), (iks_attrib), (iks_find), (iks_find_cdata), (iks_find_attrib), (iks_find_with_attrib), (iks_stack), (iks_type), (iks_name), (iks_cdata), (iks_cdata_size), (iks_has_children), (iks_has_attribs), (escape_size), (my_strcat), (escape), (iks_string), (iks_copy_within), (iks_copy), (tagHook), (cdataHook), (deleteHook), (iks_dom_new), (iks_set_size_hint), (iks_tree), (iks_load), (iks_save): * impress/iksemel.h: * impress/imposter.h: * impress/impress-document.c: (G_DEFINE_TYPE_WITH_CODE), (imp_render_draw_bezier_real), (imp_render_get_size), (imp_render_set_fg_color), (imp_render_draw_line), (imp_render_draw_rect), (imp_render_draw_polygon), (imp_render_draw_arc), (imp_render_draw_bezier), (imp_render_open_image), (imp_render_get_image_size), (imp_render_scale_image), (imp_render_draw_image), (imp_render_close_image), (imp_render_markup), (imp_render_get_text_size), (imp_render_draw_text), (impress_document_load), (impress_document_save), (impress_document_get_n_pages), (impress_document_get_page_size), (imp_render_get_from_drawable), (impress_document_render_pixbuf), (impress_document_finalize), (impress_document_class_init), (impress_document_can_get_text), (impress_document_get_info), (impress_document_document_iface_init), (impress_document_thumbnails_get_thumbnail), (impress_document_thumbnails_get_dimensions), (impress_document_document_thumbnails_iface_init), (impress_document_init): * impress/impress-document.h: * impress/internal.h: * impress/r_back.c: (_imp_fill_back): * impress/r_draw.c: (_imp_draw_rect), (_imp_draw_line_end), (_imp_draw_image), (_imp_tile_image): * impress/r_geometry.c: (r_parse_color), (r_get_color), (fg_color), (r_get_x), (r_get_y), (r_get_angle), (r_get_viewbox), (r_polygon), (r_polyline): * impress/r_gradient.c: (poly_rotate), (r_draw_gradient_simple), (r_draw_gradient_complex), (r_draw_gradient): * impress/r_style.c: (get_style), (r_get_style), (get_style_x), (r_get_bullet): * impress/r_text.c: (add_line), (add_span), (calc_sizes), (calc_pos), (_imp_draw_layout), (text_span), (text_p), (text_list), (r_text): * impress/render.c: (imp_create_context), (imp_context_set_page), (imp_context_set_step), (imp_render), (imp_delete_context): * impress/render.h: * impress/zip.c: (zip_error), (find_cd), (get_long), (get_word), (list_files), (zip_open), (zip_close), (find_file), (seek_file), (zip_load_xml), (zip_get_size), (zip_load): * impress/zip.h: * shell/ev-utils.c: New backend to support impress slides. Fixes bug #30867. --- (limited to 'impress/document.c') diff --git a/impress/document.c b/impress/document.c new file mode 100644 index 0000000..8ecbfae --- /dev/null +++ b/impress/document.c @@ -0,0 +1,139 @@ +/* imposter (OO.org Impress viewer) +** Copyright (C) 2003-2005 Gurer Ozen +** This code is free software; you can redistribute it and/or +** modify it under the terms of GNU General Public License. +*/ + +#include "common.h" +#include "internal.h" + +static iks * +_imp_load_xml(ImpDoc *doc, const char *xmlfile) +{ + int e; + iks *x; + + x = zip_load_xml (doc->zfile, xmlfile, &e); + return x; +} + +ImpDoc * +imp_open(const char *filename, int *err) +{ + ImpDoc *doc; + int e; + + doc = calloc(1, sizeof(ImpDoc)); + if (!doc) { + *err = IMP_NOMEM; + return NULL; + } + + doc->stack = iks_stack_new(sizeof(ImpPage) * 32, 0); + if (!doc->stack) { + *err = IMP_NOMEM; + imp_close(doc); + return NULL; + } + + doc->zfile = zip_open(filename, &e); + if (e) { + *err = IMP_NOTZIP; + imp_close(doc); + return NULL; + } + + doc->content = _imp_load_xml(doc, "content.xml"); + doc->styles = _imp_load_xml(doc, "styles.xml"); + doc->meta = _imp_load_xml(doc, "meta.xml"); + + if (!doc->content || !doc->styles) { + *err = IMP_BADDOC; + imp_close(doc); + return NULL; + } + + e = _imp_oo13_load(doc); + if (e && e != IMP_NOTIMP) { + *err = e; + imp_close(doc); + return NULL; + } + + if (e == IMP_NOTIMP) { + e = _imp_oasis_load(doc); + if (e) { + *err = e; + imp_close(doc); + return NULL; + } + } + + return doc; +} + +int +imp_nr_pages(ImpDoc *doc) +{ + return doc->nr_pages; +} + +ImpPage * +imp_get_page(ImpDoc *doc, int page_no) +{ + if (page_no == IMP_LAST_PAGE) { + return doc->last_page; + } else { + ImpPage *page; + if (page_no < 0 || page_no > doc->nr_pages) return NULL; + for (page = doc->pages; page_no; --page_no) { + page = page->next; + } + return page; + } +} + +ImpPage * +imp_next_page(ImpPage *page) +{ + return page->next; +} + +ImpPage * +imp_prev_page(ImpPage *page) +{ + return page->prev; +} + +int +imp_get_page_no(ImpPage *page) +{ + return page->nr; +} + +const char * +imp_get_page_name(ImpPage *page) +{ + return page->name; +} + +void * +imp_get_xml(ImpDoc *doc, const char *filename) +{ + if (strcmp(filename, "content.xml") == 0) + return doc->content; + else if (strcmp(filename, "styles.xml") == 0) + return doc->styles; + else if (strcmp(filename, "meta.xml") == 0) + return doc->meta; + else + return NULL; +} + +void +imp_close(ImpDoc *doc) +{ + if (doc->stack) iks_stack_delete(doc->stack); + if (doc->zfile) zip_close(doc->zfile); + free(doc); +} -- cgit v0.9.1