cc.Class({ extends: cc.Component, properties: {}, start () { this.node.off(cc.Node.EventType.TOUCH_START, this._onTouchBegan, this, true); this.node.off(cc.Node.EventType.TOUCH_MOVE, this._onTouchMoved, this, true); this.node.off(cc.Node.EventType.TOUCH_END, this._onTouchEnded, this, true); this.node.off(cc.Node.EventType.TOUCH_CANCEL, this._onTouchCancelled, this, true) }, });