gdkwindow: Store the implicit paint in a list

This changes nothing, but lets us later have multiple
implicit paints

https://bugzilla.gnome.org/show_bug.cgi?id=687842
This commit is contained in:
Alexander Larsson 2012-11-07 13:01:09 +01:00
parent f6383ebf9e
commit ada6d81247
2 changed files with 12 additions and 9 deletions

View File

@ -247,7 +247,7 @@ struct _GdkWindow
GdkCursor *cursor;
GHashTable *device_cursor;
GdkWindowPaint *implicit_paint;
GSList *implicit_paint;
GList *outstanding_moves;

View File

@ -2752,7 +2752,7 @@ gdk_window_begin_implicit_paint (GdkWindow *window, GdkRectangle *rect)
MAX (rect->height, 1));
cairo_surface_set_device_offset (paint->surface, -rect->x, -rect->y);
window->implicit_paint = paint;
window->implicit_paint = g_slist_prepend (window->implicit_paint, paint);
return TRUE;
}
@ -2807,7 +2807,7 @@ gdk_window_flush_implicit_paint (GdkWindow *window)
if (impl_window->implicit_paint == NULL)
return;
paint = impl_window->implicit_paint;
paint = impl_window->implicit_paint->data;
region = cairo_region_copy (window->clip_region_with_children);
cairo_region_translate (region, window->abs_x, window->abs_y);
@ -2838,9 +2838,10 @@ gdk_window_end_implicit_paint (GdkWindow *window)
g_assert (window->implicit_paint != NULL);
paint = window->implicit_paint;
paint = window->implicit_paint->data;
window->implicit_paint = NULL;
window->implicit_paint = g_slist_delete_link (window->implicit_paint,
window->implicit_paint);
if (!GDK_WINDOW_DESTROYED (window) && !cairo_region_is_empty (paint->region))
{
@ -2957,7 +2958,7 @@ gdk_window_begin_paint_region (GdkWindow *window,
}
impl_window = gdk_window_get_impl_window (window);
implicit_paint = impl_window->implicit_paint;
implicit_paint = impl_window->implicit_paint != NULL ? impl_window->implicit_paint->data : NULL;
paint = g_new (GdkWindowPaint, 1);
paint->region = cairo_region_copy (region);
@ -3325,6 +3326,8 @@ move_region_on_impl (GdkWindow *impl_window,
cairo_region_t *region, /* In impl window coords */
int dx, int dy)
{
GSList *l;
if ((dx == 0 && dy == 0) ||
cairo_region_is_empty (region))
{
@ -3363,9 +3366,9 @@ move_region_on_impl (GdkWindow *impl_window,
/* If we're currently exposing this window, don't copy to this
destination, as it will be overdrawn when the expose is done,
instead invalidate it and repaint later. */
if (impl_window->implicit_paint)
for (l = impl_window->implicit_paint; l != NULL; l = l->next)
{
GdkWindowPaint *implicit_paint = impl_window->implicit_paint;
GdkWindowPaint *implicit_paint = l->data;
cairo_region_t *exposing;
exposing = cairo_region_copy (implicit_paint->region);
@ -4083,7 +4086,7 @@ gdk_window_process_updates_internal (GdkWindow *window)
* be to late to anti-expose now. Since this is merely an
* optimization we just avoid doing it at all in that case.
*/
if (window->implicit_paint != NULL && !window->implicit_paint->flushed)
if (window->implicit_paint != NULL && !((GdkWindowPaint *)window->implicit_paint->data)->flushed)
save_region = impl_class->queue_antiexpose (window, update_area);
gdk_window_end_implicit_paint (window);