function MouseInput() {
    classCallCheck(this, MouseInput);

    var _this = possibleConstructorReturn(this, (MouseInput.__proto__ || Object.getPrototypeOf(MouseInput)).apply(this, arguments));

    _this.evEl = MOUSE_ELEMENT_EVENTS;
    _this.evWin = MOUSE_WINDOW_EVENTS;

    _this.pressed = false; // mousedown state
    return _this;
  }
@private
Mouse events input
@constructor
@extends Input