code: function (event) {
          this.setOpacity(0.25);
          if (this.cursors.left === true) {
              me.input.triggerKeyEvent(me.input.KEY.LEFT, false);
              this.cursors.left = false;
          }
          if (this.cursors.right === true) {
              me.input.triggerKeyEvent(me.input.KEY.RIGHT, false);
              this.cursors.right = false;
          }
          this.joypad_offset.set(0, 0);
          return false;
      }
docs: function called when the object is release or cancelled