1 files changed, 116 insertions, 0 deletions
diff --git a/xps/xps_tile.c b/xps/xps_tile.c
index 82ec543f..353f769a 100644
--- a/xps/xps_tile.c
+++ b/xps/xps_tile.c
@@ -226,3 +226,119 @@ xps_parse_visual_brush(xps_context *ctx, fz_matrix ctm, fz_rect area,
 			visual_uri, dict, root, xps_paint_visual_brush, visual_tag);
 	}
 }
+
+void
+xps_parse_canvas(xps_context *ctx, fz_matrix ctm, char *base_uri, xps_resource *dict, xml_element *root)
+{
+	xps_resource *new_dict = NULL;
+	xml_element *node;
+	char *opacity_mask_uri;
+	int code;
+
+	char *transform_att;
+	char *clip_att;
+	char *opacity_att;
+	char *opacity_mask_att;
+
+	xml_element *transform_tag = NULL;
+	xml_element *clip_tag = NULL;
+	xml_element *opacity_mask_tag = NULL;
+
+	fz_matrix transform;
+
+	transform_att = xml_att(root, "RenderTransform");
+	clip_att = xml_att(root, "Clip");
+	opacity_att = xml_att(root, "Opacity");
+	opacity_mask_att = xml_att(root, "OpacityMask");
+
+	for (node = xml_down(root); node; node = xml_next(node))
+	{
+		if (!strcmp(xml_tag(node), "Canvas.Resources") && xml_down(node))
+		{
+			code = xps_parse_resource_dictionary(ctx, &new_dict, base_uri, xml_down(node));
+			if (code)
+				fz_catch(code, "cannot load Canvas.Resources");
+			else
+			{
+				new_dict->parent = dict;
+				dict = new_dict;
+			}
+		}
+
+		if (!strcmp(xml_tag(node), "Canvas.RenderTransform"))
+			transform_tag = xml_down(node);
+		if (!strcmp(xml_tag(node), "Canvas.Clip"))
+			clip_tag = xml_down(node);
+		if (!strcmp(xml_tag(node), "Canvas.OpacityMask"))
+			opacity_mask_tag = xml_down(node);
+	}
+
+	opacity_mask_uri = base_uri;
+	xps_resolve_resource_reference(ctx, dict, &transform_att, &transform_tag, NULL);
+	xps_resolve_resource_reference(ctx, dict, &clip_att, &clip_tag, NULL);
+	xps_resolve_resource_reference(ctx, dict, &opacity_mask_att, &opacity_mask_tag, &opacity_mask_uri);
+
+	transform = fz_identity;
+	if (transform_att)
+		xps_parse_render_transform(ctx, transform_att, &transform);
+	if (transform_tag)
+		xps_parse_matrix_transform(ctx, transform_tag, &transform);
+	ctm = fz_concat(transform, ctm);
+
+	if (clip_att || clip_tag)
+		xps_clip(ctx, ctm, dict, clip_att, clip_tag);
+
+	xps_begin_opacity(ctx, ctm, fz_infiniterect, opacity_mask_uri, dict, opacity_att, opacity_mask_tag);
+
+	for (node = xml_down(root); node; node = xml_next(node))
+	{
+		xps_parse_element(ctx, ctm, base_uri, dict, node);
+	}
+
+	xps_end_opacity(ctx, opacity_mask_uri, dict, opacity_att, opacity_mask_tag);
+
+	if (clip_att || clip_tag)
+		ctx->dev->popclip(ctx->dev->user);
+
+	if (new_dict)
+		xps_free_resource_dictionary(ctx, new_dict);
+}
+
+void
+xps_parse_fixed_page(xps_context *ctx, fz_matrix ctm, xps_page *page)
+{
+	xml_element *node;
+	xps_resource *dict;
+	char base_uri[1024];
+	char *s;
+	int code;
+
+	fz_strlcpy(base_uri, page->name, sizeof base_uri);
+	s = strrchr(base_uri, '/');
+	if (s)
+		s[1] = 0;
+
+	dict = NULL;
+
+	ctx->opacity_top = 0;
+	ctx->opacity[0] = 1;
+
+	if (!page->root)
+		return;
+
+	for (node = xml_down(page->root); node; node = xml_next(node))
+	{
+		if (!strcmp(xml_tag(node), "FixedPage.Resources") && xml_down(node))
+		{
+			code = xps_parse_resource_dictionary(ctx, &dict, base_uri, xml_down(node));
+			if (code)
+				fz_catch(code, "cannot load FixedPage.Resources");
+		}
+		xps_parse_element(ctx, ctm, base_uri, dict, node);
+	}
+
+	if (dict)
+	{
+		xps_free_resource_dictionary(ctx, dict);
+	}
+}