public void Update(Keys key) { if (!(key == Keys.Left || key == Keys.Right || key == Keys.Down || key == Keys.Space)) { return; } switch (key) { case Keys.Left: _currentTile.MoveLeft(); break; case Keys.Right: _currentTile.MoveRight(); break; case Keys.Down: _currentTile.MoveDown(); break; case Keys.Space: _currentTile.Rotate(); break; default: break; } Draw(); }