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bin-layout: Implement layout animations

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Allow to animate the child allocation using the ClutterLayoutManager
animation API

https://bugzilla.gnome.org/show_bug.cgi?id=676827
This commit is contained in:
Bastian Winkler 2012-05-24 16:05:06 +02:00
parent 7f6b17bc50
commit 03ec016faa
1 changed files with 18 additions and 0 deletions
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18
clutter/clutter-bin-layout.c
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@ -428,12 +428,19 @@ clutter_bin_layout_allocate (ClutterLayoutManager *manager,
gfloat available_w, available_h;
ClutterActor *actor, *child;
ClutterActorIter iter;
gboolean use_animations;
ClutterAnimationMode easing_mode;
guint easing_duration, easing_delay;
clutter_actor_box_get_origin (allocation, &allocation_x, &allocation_y);
clutter_actor_box_get_size (allocation, &available_w, &available_h);
actor = CLUTTER_ACTOR (container);
use_animations = clutter_layout_manager_get_easing_state (manager,
&easing_mode,
&easing_duration,
&easing_delay);
clutter_actor_iter_init (&iter, actor);
while (clutter_actor_iter_next (&iter, &child))
{
@ -489,10 +496,21 @@ clutter_bin_layout_allocate (ClutterLayoutManager *manager,
y_align = get_bin_alignment_factor (layer->y_align);
}
if (use_animations)
{
clutter_actor_save_easing_state (child);
clutter_actor_set_easing_mode (child, easing_mode);
clutter_actor_set_easing_duration (child, easing_duration);
clutter_actor_set_easing_delay (child, easing_delay);
}
clutter_actor_allocate_align_fill (child, &child_alloc,
x_align, y_align,
x_fill, y_fill,
flags);
if (use_animations)
clutter_actor_restore_easing_state (child);
}
}