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/f_oasis.c') diff --git a/impress/f_oasis.c b/impress/f_oasis.c new file mode 100644 index 0000000..193cef8 --- /dev/null +++ b/impress/f_oasis.c @@ -0,0 +1,169 @@ +/* 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 void +render_object(ImpRenderCtx *ctx, void *drw_data, iks *node) +{ + char *tag, *t; + ImpColor fg; + + tag = iks_name(node); + if (strcmp(tag, "draw:g") == 0) { + iks *x; + for (x = iks_first_tag(node); x; x = iks_next_tag(x)) { + render_object(ctx, drw_data, x); + } + } else if (strcmp(tag, "draw:frame") == 0) { + iks *x; + for (x = iks_first_tag(node); x; x = iks_next_tag(x)) { + render_object(ctx, drw_data, x); + } + } else if (strcmp(tag, "draw:line") == 0) { + r_get_color(ctx, node, "svg:stroke-color", &fg); + ctx->drw->set_fg_color(drw_data, &fg); + ctx->drw->draw_line(drw_data, + r_get_x(ctx, node, "svg:x1"), r_get_y(ctx, node, "svg:y1"), + r_get_x(ctx, node, "svg:x2"), r_get_y(ctx, node, "svg:y2") + ); + } else if (strcmp(tag, "draw:rect") == 0) { + int x, y, w, h, r = 0; + char *t; + x = r_get_x(ctx, node, "svg:x"); + y = r_get_y(ctx, node, "svg:y"); + w = r_get_x(ctx, node, "svg:width"); + h = r_get_y(ctx, node, "svg:height"); + t = r_get_style(ctx, node, "draw:corner-radius"); + if (t) r = atof(t) * ctx->fact_x; + if (r_get_style(ctx, node, "draw:fill")) { + r_get_color(ctx, node, "draw:fill-color", &fg); + ctx->drw->set_fg_color(drw_data, &fg); + _imp_draw_rect(ctx, drw_data, 1, x, y, w, h, r); + } + r_get_color(ctx, node, "svg:stroke-color", &fg); + ctx->drw->set_fg_color(drw_data, &fg); + _imp_draw_rect(ctx, drw_data, 0, x, y, w, h, r); + r_text(ctx, drw_data, node); + } else if (strcmp(tag, "draw:ellipse") == 0 || strcmp(tag, "draw:circle") == 0) { + int sa, ea, fill = 0; + r_get_color(ctx, node, "svg:stroke-color", &fg); + sa = r_get_angle(node, "draw:start-angle", 0); + ea = r_get_angle(node, "draw:end-angle", 360); + if (ea > sa) ea = ea - sa; else ea = 360 + ea - sa; + t = r_get_style(ctx, node, "draw:fill"); + if (t) fill = 1; + ctx->drw->set_fg_color(drw_data, &fg); + ctx->drw->draw_arc(drw_data, + fill, + r_get_x(ctx, node, "svg:x"), r_get_y(ctx, node, "svg:y"), + r_get_x(ctx, node, "svg:width"), r_get_y(ctx, node, "svg:height"), + sa, ea + ); + } else if (strcmp(tag, "draw:polygon") == 0) { + // FIXME: + r_polygon(ctx, drw_data, node); + } else if (strcmp(tag, "draw:text-box") == 0) { + // FIXME: + r_text(ctx, drw_data, node); + } else if (strcmp(tag, "draw:image") == 0) { + char *name; + + name = iks_find_attrib(node, "xlink:href"); + if (!name) return; + if (name[0] == '#') ++name; + + _imp_draw_image(ctx, drw_data, + name, + r_get_x(ctx, node, "svg:x"), + r_get_y(ctx, node, "svg:y"), + r_get_x(ctx, node, "svg:width"), + r_get_y(ctx, node, "svg:height") + ); + } else { + printf("Unknown element: %s\n", tag); + } +} + +static void +render_page(ImpRenderCtx *ctx, void *drw_data) +{ + iks *x; + char *element; + int i; + + i = _imp_fill_back(ctx, drw_data, ctx->page->page); + element = iks_find_attrib(ctx->page->page, "draw:master-page-name"); + if (element) { + x = iks_find_with_attrib( + iks_find(ctx->page->doc->styles, "office:master-styles"), + "style:master-page", "style:name", element + ); + if (x) { + if (i == 0) _imp_fill_back(ctx, drw_data, x); + for (x = iks_first_tag(x); x; x = iks_next_tag(x)) { + if (iks_find_attrib(x, "presentation:class")) + continue; + render_object(ctx, drw_data, x); + } + } + } + for (x = iks_first_tag(ctx->page->page); x; x = iks_next_tag(x)) { + render_object(ctx, drw_data, x); + } +} + +static void +get_geometry(ImpRenderCtx *ctx) +{ + char *tmp; + iks *x, *y; + + tmp = iks_find_attrib(ctx->page->page, "draw:master-page-name"); + x = iks_find(ctx->page->doc->styles, "office:master-styles"); + y = iks_find_with_attrib(x, "style:master-page", "style:name", tmp); + x = iks_find(ctx->page->doc->styles, "office:automatic-styles"); + y = iks_find_with_attrib(x, "style:page-layout", "style:name", + iks_find_attrib(y, "style:page-layout-name")); + ctx->cm_w = atof(iks_find_attrib(iks_find(y, "style:page-layout-properties"), "fo:page-width")); + ctx->cm_h = atof(iks_find_attrib(iks_find(y, "style:page-layout-properties"), "fo:page-height")); +} + +int +_imp_oasis_load(ImpDoc *doc) +{ + ImpPage *page; + iks *x, *pres; + int i; + + pres = iks_find(iks_find(doc->content, "office:body"), "office:presentation"); + if (!pres) return IMP_NOTIMP; + + x = iks_find(pres, "draw:page"); + if (!x) return IMP_NOTIMP; + i = 0; + for (; x; x = iks_next_tag(x)) { + if (strcmp(iks_name(x), "draw:page") == 0) { + page = iks_stack_alloc(doc->stack, sizeof(ImpPage)); + if (!page) return IMP_NOMEM; + memset(page, 0, sizeof(ImpPage)); + page->page = x; + page->nr = ++i; + page->name = iks_find_attrib(x, "draw:name"); + page->doc = doc; + if (!doc->pages) doc->pages = page; + page->prev = doc->last_page; + if (doc->last_page) doc->last_page->next = page; + doc->last_page = page; + } + } + doc->nr_pages = i; + doc->get_geometry = get_geometry; + doc->render_page = render_page; + + return 0; +} -- cgit v0.9.1