/*
* _clutter_meta_group_clear_metas_no_internal:
* @group: a #ClutterMetaGroup
*
* Clears @group of all #ClutterActorMeta instances that don't have an
* internal priority and releases the reference on them
*/
void
_clutter_meta_group_clear_metas_no_internal (ClutterMetaGroup *group)
{
GList *internal_list = NULL;
GList *l, *next;
for (l = group->meta; l; l = next)
{
next = l->next;
if (_clutter_actor_meta_is_internal (l->data))
{
if (internal_list)
internal_list->prev = l;
l->next = internal_list;
l->prev = NULL;
internal_list = l;
}
else
{
_clutter_actor_meta_set_actor (l->data, NULL);
g_object_unref (l->data);
g_list_free_1 (l);
}
}
group->meta = g_list_reverse (internal_list);
}
/*
* _clutter_meta_group_add_meta:
* @group: a #ClutterMetaGroup
* @meta: a #ClutterActorMeta to add
*
* Adds @meta to @group
*
* This function will remove the floating reference of @meta or, if the
* floating reference has already been sunk, add a reference to it
*/
void
_clutter_meta_group_add_meta (ClutterMetaGroup *group,
ClutterActorMeta *meta)
{
GList *prev = NULL, *l;
if (meta->priv->actor != NULL)
{
g_warning ("The meta of type '%s' with name '%s' is "
"already attached to actor '%s'",
G_OBJECT_TYPE_NAME (meta),
meta->priv->name != NULL
? meta->priv->name
: "<unknown>",
clutter_actor_get_name (meta->priv->actor) != NULL
? clutter_actor_get_name (meta->priv->actor)
: G_OBJECT_TYPE_NAME (meta->priv->actor));
return;
}
/* Find a meta that has lower priority and insert before that */
for (l = group->meta; l; l = l->next)
if (_clutter_actor_meta_get_priority (l->data) <
_clutter_actor_meta_get_priority (meta))
break;
else
prev = l;
if (prev == NULL)
group->meta = g_list_prepend (group->meta, meta);
else
{
prev->next = g_list_prepend (prev->next, meta);
prev->next->prev = prev;
}
g_object_ref_sink (meta);
_clutter_actor_meta_set_actor (meta, group->actor);
}
/*
* _clutter_meta_group_remove_meta:
* @group: a #ClutterMetaGroup
* @meta: a #ClutterActorMeta to remove
*
* Removes @meta from @group and releases the reference being held on it
*/
void
_clutter_meta_group_remove_meta (ClutterMetaGroup *group,
ClutterActorMeta *meta)
{
if (meta->priv->actor != group->actor)
{
g_warning ("The meta of type '%s' with name '%s' is not "
"attached to the actor '%s'",
G_OBJECT_TYPE_NAME (meta),
meta->priv->name != NULL
? meta->priv->name
: "<unknown>",
clutter_actor_get_name (group->actor) != NULL
? clutter_actor_get_name (group->actor)
: G_OBJECT_TYPE_NAME (group->actor));
return;
}
_clutter_actor_meta_set_actor (meta, NULL);
group->meta = g_list_remove (group->meta, meta);
g_object_unref (meta);
}
/*
* _clutter_meta_group_add_meta:
* @group: a #ClutterMetaGroup
* @meta: a #ClutterActorMeta to add
*
* Adds @meta to @group
*
* This function will remove the floating reference of @meta or, if the
* floating reference has already been sunk, add a reference to it
*/
void
_clutter_meta_group_add_meta (ClutterMetaGroup *group,
ClutterActorMeta *meta)
{
if (meta->priv->actor != NULL)
{
g_warning ("The meta of type '%s' with name '%s' is "
"already attached to actor '%s'",
G_OBJECT_TYPE_NAME (meta),
meta->priv->name != NULL
? meta->priv->name
: "<unknown>",
clutter_actor_get_name (meta->priv->actor) != NULL
? clutter_actor_get_name (meta->priv->actor)
: G_OBJECT_TYPE_NAME (meta->priv->actor));
return;
}
group->meta = g_list_append (group->meta, meta);
g_object_ref_sink (meta);
_clutter_actor_meta_set_actor (meta, group->actor);
}
