@Override
public boolean onTouchEvent(MotionEvent event) {
    final Point point = new Point((int) event.getX(), (int) event.getY());
    switch (event.getAction()) {
        case MotionEvent.ACTION_DOWN:
            press(point);
            break;
        case MotionEvent.ACTION_MOVE:
            drag(point);
            break;
        case MotionEvent.ACTION_UP:
            release(point);
            break;
    }
    return true;
}

Rect rect = new rect(10, 10, 100, 100)

canvas.save();
canvas.rotate(45);
canvas.drawRect(rect, paint);
canvas.restore();