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actor: Reset the last paint box on unmap

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This allows hiding + moving + showing an actor without repainting the
wrong area.

http://bugzilla.clutter-project.org/show_bug.cgi?id=2395
This commit is contained in:
Emmanuele Bassi 2010-11-19 12:26:57 +00:00
parent 346d3e40a3
commit d39277d0cf
1 changed files with 7 additions and 4 deletions
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11
clutter/clutter-actor.c
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@ -1091,6 +1091,12 @@ clutter_actor_real_unmap (ClutterActor *self)
CLUTTER_ACTOR_UNSET_FLAGS (self, CLUTTER_ACTOR_MAPPED);
/* unset the contents of the last paint box, so that hiding + moving +
* showing will not result in the wrong area being repainted
*/
memset (&self->priv->last_paint_box, 0, sizeof (ClutterActorBox));
self->priv->last_paint_box_valid = TRUE;
/* notify on parent mapped after potentially unmapping
* children, so apps see a bottom-up notification.
*/
@ -4854,10 +4860,7 @@ clutter_actor_init (ClutterActor *self)
priv->enable_model_view_transform = TRUE;
/* Initialize an empty paint box to start with */
priv->last_paint_box.x1 = 0;
priv->last_paint_box.y1 = 0;
priv->last_paint_box.x2 = 0;
priv->last_paint_box.y2 = 0;
memset (&priv->last_paint_box, 0, sizeof (ClutterActorBox));
priv->last_paint_box_valid = TRUE;
memset (priv->clip, 0, sizeof (gfloat) * 4);