private void OnTriggerEnter2D(Collider2D other)
 {
     if (other.CompareTag("CoinCircle"))
     {
         Vector3 position = other.GetComponent <Transform>().position;
         if (GetComponentInParent <DrawLine>().drawing == true && !swipeController.coinPositions.Contains(position))
         {
             swipeController.AddCoin(position);
         }
     }
 }