text: 
  function LMouseEvent() {
      throw 'LMouseEvent cannot be instantiated';
  }
  LMouseEvent.MOUSE_DOWN = 'mousedown';
  LMouseEvent.MOUSE_UP = 'mouseup';
  LMouseEvent.TOUCH_START = 'touchstart';
  LMouseEvent.TOUCH_MOVE = 'touchmove';
  LMouseEvent.TOUCH_END = 'touchend';
  LMouseEvent.MOUSE_MOVE = 'mousemove';
  LMouseEvent.MOUSE_OVER = 'mouseover';
  LMouseEvent.MOUSE_OUT = 'mouseout';
  LMouseEvent.DOUBLE_CLICK = 'dblclick';
  export default LMouseEvent;