public void SwapGems(GemLogic gem1, GemLogic gem2)
{
Debug.Log("Swapping");
var tmpPos = gem1.GetVectorPos();
gem1.SetPos(gem2.X, gem2.Y);
gem2.SetPos((int) tmpPos.x, (int) tmpPos.y);
_lastMovedGem1 = gem1;
_lastMovedGem2 = gem2;
Invoke("CheckReverseTurn", Constants.GemTransitionTime/2);
_gameManager.SetAnimationState(Constants.GemTransitionTime);
}