Method setAnimation

Extensions/Spine/JsExtension.js:443–476

* @param {number} index - animation index

(index)

       * @param {number} index - animation index
       */
      setAnimation(index) {
        const { _spine: spine } = this;
        const configuration = gd.asSpineConfiguration(
          this._associatedObjectConfiguration
        );

        if (
          !spine ||
          configuration.hasNoAnimations() ||
          index === this._animationIndex
        ) {
          return;
        }

        if (!Number.isInteger(index) || index < 0) {
          index = 0;
        } else if (configuration.getAnimationsCount() <= index) {
          index = configuration.getAnimationsCount() - 1;
        }

        this._animationIndex = index;
        const animation = configuration.getAnimation(index);
        const source = animation.getSource();
        const shouldLoop = animation.shouldLoop();

        // reset scale to track new animation range
        // if custom size is set it will be reinitialized in update method
        spine.scale.set(1, 1);
        spine.state.setAnimation(0, source, shouldLoop);
        const newTrack = spine.state.tracks[0];
        if (newTrack) newTrack.trackTime = 0;
        spine.update(0);
        spine.autoUpdate = false;
      }

      /**
       * @returns {number} default width