public void rotate() {
//      if (this.checkMove(1,1)){
////            double centerOfRotationX = _square1.getX();
////            double centerOfRotationY = _square1.getY();
////            _square1.setLocation(centerOfRotationX - centerOfRotationY + _square1.getY(), centerOfRotationX + centerOfRotationY - _square1.getX());
////            _square2.setLocation(centerOfRotationX - centerOfRotationY + _square2.getY(), centerOfRotationX + centerOfRotationY - _square2.getX());
////            _square3.setLocation(centerOfRotationX - centerOfRotationY + _square3.getY(), centerOfRotationX + centerOfRotationY - _square3.getX());
////            _square4.setLocation(centerOfRotationX - centerOfRotationY + _square4.getY(), centerOfRotationX + centerOfRotationY - _square4.getX());
//      }