* a * @param {*} parent a

* a * @param {*} parent a

* a * @param {*} parent a

* a * @param {*} parent a

* a * @param {*} parent a

* show animation root display * @return {this}

Converts a point from the skeleton coordinate system to the Pixi world coordinate system.

Converts a point from the skeleton coordinate system to the Pixi world coordinate system.

* System 被安装后，所有的 awake 执行完后 * * Called while the System installed, after all of systems' awake been called

* 停止动画 * * @param name - 动画名称，如果不传则停止所有动画 * * @example * ```typescript * transition.stop('fadeIn'); // 停止指定动画 * transition.stop()

* 停止所有正在播放的音频

* Stop this event from propagating to any addition listeners, including on the * {@link FederatedEventTarget.currentTarget currentTarget} and also

获取音频系统上下文

The ticker to use when {@link autoUpdate} is `true`. Defaults to {@link Ticker.shared}.

* 获取默认的 Transform 组件 * * 每个 GameObject 都自动包含一个 Transform 组件， * 用于管理对象的位置、旋转、缩放等变换属性。 * * @returns 该游戏对象的 Transform 组件

* unbind interactive event from display layer with selector * <br/> `Note:` only can use after data was setup or after DisplayReady event * @par

* 每帧更新所有 Spine 动画 * @param e - 更新参数，包含帧间隔时间

* update all active animation * @private

* 每一次游戏循环调用，可以做一些游戏操作，控制改变一些组件属性。 * * Called by every loop, can do some operation, change some property or other component property.

* replace ticker * @private * @param {Ticker} _ticker ticker

Returns true if this track entry has been applied at least once. * <p> * See {@link AnimationState#apply(Skeleton)}.

Transforms a world rotation to a local rotation.

Transforms a point from world coordinates to the parent bone's local coordinates.

* Alias for {@link FederatedMouseEvent.clientX this.clientX}. * @readonly

* Alias for {@link FederatedMouseEvent.clientY this.clientY}. * @readonly