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-rw-r--r--content/handlers/html/redraw.c30
1 files changed, 29 insertions, 1 deletions
diff --git a/content/handlers/html/redraw.c b/content/handlers/html/redraw.c
index aa99782c7..7c96c908a 100644
--- a/content/handlers/html/redraw.c
+++ b/content/handlers/html/redraw.c
@@ -40,6 +40,7 @@
#include "utils/messages.h"
#include "utils/utils.h"
#include "utils/nsoption.h"
+#include "utils/corestrings.h"
#include "netsurf/content.h"
#include "netsurf/browser_window.h"
#include "netsurf/plotters.h"
@@ -1242,6 +1243,9 @@ bool html_redraw_box(const html_content *html, struct box *box,
css_computed_clip_rect css_rect;
enum css_overflow_e overflow_x = CSS_OVERFLOW_VISIBLE;
enum css_overflow_e overflow_y = CSS_OVERFLOW_VISIBLE;
+ dom_exception exc;
+ dom_html_element_type tag_type;
+
if (html_redraw_printing && (box->flags & PRINTED))
return true;
@@ -1743,6 +1747,15 @@ bool html_redraw_box(const html_content *html, struct box *box,
return false;
}
+ if (box->node != NULL) {
+ exc = dom_html_element_get_tag_type(box->node, &tag_type);
+ if (exc != DOM_NO_ERR) {
+ tag_type = DOM_HTML_ELEMENT_TYPE__UNKNOWN;
+ }
+ } else {
+ tag_type = DOM_HTML_ELEMENT_TYPE__UNKNOWN;
+ }
+
if (box->object && width != 0 && height != 0) {
struct content_redraw_data obj_data;
@@ -1796,7 +1809,22 @@ bool html_redraw_box(const html_content *html, struct box *box,
obj, sizeof(obj) - 1) != NSERROR_OK)
return false;
}
-
+ } else if (tag_type == DOM_HTML_ELEMENT_TYPE_CANVAS &&
+ box->node != NULL &&
+ box->flags & REPLACE_DIM) {
+ /* Canvas to draw */
+ struct bitmap *bitmap = NULL;
+ exc = dom_node_get_user_data(box->node,
+ corestring_dom___ns_key_canvas_node_data,
+ &bitmap);
+ if (exc != DOM_NO_ERR) {
+ bitmap = NULL;
+ }
+ if (bitmap != NULL &&
+ ctx->plot->bitmap(ctx, bitmap, x + padding_left, y + padding_top,
+ width, height, current_background_color,
+ BITMAPF_NONE) != NSERROR_OK)
+ return false;
} else if (box->iframe) {
/* Offset is passed to browser window redraw unscaled */
browser_window_redraw(box->iframe,