Bacterium.MainWindow.PointGrid_MouseLeftButtonDown C# (CSharp) Method

        private void PointGrid_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
        {
            if (_currentPoint != null)
            {
                Cell tmp = _currentPoint.CurrentCell;
                _currentPoint.SetNewLocation(tmp.X, tmp.Y);
                _currentPoint = null;
            }
            int side;
            if (_game.IsLightTurn)
                side = MyPoint.LIGHT;
            else
                side = MyPoint.DARK;
            int x = (int)e.GetPosition(PointGrid).X;
            int y = (int)e.GetPosition(PointGrid).Y;
            _currentPoint = _game.Find(side, x, y);

            if (_currentPoint != null)
            {
                _currentPoint.BringToFront();
            }
        }