public static void UnSubscribeBackgroundMoveEvent(MoveSubsriber sub) { OnBackgroundMoveUpdate -= sub; }
public static void UnSubscribeActorMoveEvent(MoveSubsriber sub) { OnActorMoveUpdate -= sub; }
public static void SubscribeBackgroundMoveEvent(MoveSubsriber add) { OnBackgroundMoveUpdate += add; }
public static void SubscribeActorMoveEvent(MoveSubsriber add) { OnActorMoveUpdate += add; }