protected override void DoInit()
{
base.DoInit();
isMousePressed = false;
lines = new List <Line> ();
OnLineUpdateEvent += MyOnLineUpdateEvent;
// linePrefab = Resources.Load ("Prefabs/Line", typeof(Line)) as Line;
_touchDetector = new TouchDetector(null);
_touchDetector.OnTouchEvent += OnTouchEventCall;
_objectPoolController = new ObjectPoolController(lineCopiesParent);
_objectPoolController.InitPool <Line> ("line", linePrefab, 15);
}