/**
* clutter_score_rewind:
* @score: A #ClutterScore
*
* Rewinds a #ClutterScore to its initial state.
*
* Since: 0.6
*/
void
clutter_score_rewind (ClutterScore *score)
{
gboolean was_playing;
g_return_if_fail (CLUTTER_IS_SCORE (score));
was_playing = clutter_score_is_playing (score);
clutter_score_stop (score);
if (was_playing)
clutter_score_start (score);
}
int main(int argc, char ** argv)
{
ClutterColor stage_color = {0x00, 0x00, 0x00, 0xFF}; // Black
ClutterColor rect_color = {0x00, 0xFF, 0xFF, 0xFF}; // Purple
clutter_init(&argc, &argv);
ClutterActor * stage = clutter_stage_get_default();
clutter_actor_set_size(stage, 200, 200);
clutter_stage_set_color(CLUTTER_STAGE(stage), &stage_color);
rect = clutter_rectangle_new_with_color(&rect_color);
clutter_actor_set_size(rect, 70, 70);
clutter_actor_set_position(rect, 50, 100);
clutter_container_add_actor(CLUTTER_CONTAINER(stage), rect);
clutter_actor_show(rect);
clutter_actor_show(stage);
ClutterScore * score = clutter_score_new();
clutter_score_set_loop(score, TRUE);
ClutterTimeline * rtimeline = clutter_timeline_new(10, //frames
120 //fps
);
g_signal_connect(rtimeline, "new-frame",
G_CALLBACK(on_timeline_rotation_new_frame), NULL);
clutter_score_append(score, NULL, rtimeline);
ClutterTimeline * mtimeline = clutter_timeline_new(10, //frames
120 //fps
);
g_signal_connect(mtimeline, "new-frame",
G_CALLBACK(on_timeline_move_new_frame), NULL);
clutter_score_append(score, rtimeline, mtimeline);
clutter_score_start(score);
clutter_main();
g_object_unref(rtimeline);
g_object_unref(mtimeline);
g_object_unref(score);
return EXIT_SUCCESS;
}
static void
on_timeline_completed (ClutterTimeline *timeline,
ClutterScoreEntry *entry)
{
ClutterScorePrivate *priv = entry->score->priv;
g_hash_table_remove (priv->running_timelines,
GUINT_TO_POINTER (entry->id));
g_signal_handler_disconnect (timeline, entry->complete_id);
entry->complete_id = 0;
CLUTTER_NOTE (SCHEDULER, "timeline [%p] ('%lu') completed",
entry->timeline,
entry->id);
g_signal_emit (entry->score, score_signals[TIMELINE_COMPLETED], 0,
entry->timeline);
/* start every child */
if (entry->node->children)
{
g_node_children_foreach (entry->node,
G_TRAVERSE_ALL,
start_children_entries,
NULL);
}
/* score has finished - fire 'completed' signal */
if (g_hash_table_size (priv->running_timelines) == 0)
{
CLUTTER_NOTE (SCHEDULER, "looks like we finished");
g_signal_emit (entry->score, score_signals[COMPLETED], 0);
clutter_score_stop (entry->score);
if (priv->loop)
clutter_score_start (entry->score);
}
}
