void obs_sceneitem_setorder(obs_sceneitem_t item, enum order_movement movement)
{
struct obs_scene *scene = item->parent;
pthread_mutex_lock(&scene->mutex);
obs_scene_addref(scene);
detach_sceneitem(item);
if (movement == ORDER_MOVE_UP) {
attach_sceneitem(item, item->prev);
} else if (movement == ORDER_MOVE_DOWN) {
attach_sceneitem(item, item->next);
} else if (movement == ORDER_MOVE_TOP) {
struct obs_scene_item *last = item->next;
if (!last) {
last = item->prev;
} else {
while (last->next)
last = last->next;
}
attach_sceneitem(item, last);
} else if (movement == ORDER_MOVE_BOTTOM) {
attach_sceneitem(item, NULL);
}
obs_scene_release(scene);
pthread_mutex_unlock(&scene->mutex);
}
static inline void remove_without_release(struct obs_scene_item *item)
{
item->removed = true;
set_visibility(item, false);
signal_item_remove(item);
detach_sceneitem(item);
}
void obs_sceneitem_remove(obs_sceneitem_t item)
{
obs_scene_t scene;
if (!item)
return;
scene = item->parent;
if (scene)
pthread_mutex_lock(&scene->mutex);
if (item->removed) {
if (scene)
pthread_mutex_unlock(&scene->mutex);
return;
}
item->removed = true;
signal_item_remove(item);
detach_sceneitem(item);
if (scene)
pthread_mutex_unlock(&scene->mutex);
obs_sceneitem_release(item);
}
