Class SpineManager

Extensions/Spine/managers/pixi-spine-manager.ts:26–159

   * @category Resources > Spine
   */
  export class SpineManager implements gdjs.ResourceManager {
    private _spineAtlasManager: SpineAtlasManager;
    private _resourceLoader: ResourceLoader;
    /**
     * Stores the asset aliases needed to construct a Spine container.
     * The atlas page textures are tracked separately by the SpineAtlasManager.
     */
    private _loadedSpines = new gdjs.ResourceCache<SpineAssetAliases>();

    /**
     * @param resourceLoader The resources loader of the game.
     * @param spineAtlasManager The Spine atlas manager of the game.
     */
    constructor(
      resourceLoader: gdjs.ResourceLoader,
      spineAtlasManager: SpineAtlasManager
    ) {
      this._resourceLoader = resourceLoader;
      this._spineAtlasManager = spineAtlasManager;
    }

    getResourceKinds(): ResourceKind[] {
      return resourceKinds;
    }

    async processResource(_resourceName: string): Promise<void> {
      // The spine-pixi-v7 skeleton loader parses the resource itself.
    }

    async loadResource(resourceName: string): Promise<void> {
      const resource = this._getSpineResource(resourceName);

      if (!resource) {
        return logger.error(
          `Unable to find spine skeleton for resource ${resourceName}.`
        );
      }

      const skeletonUrl = this._resourceLoader.getFullUrl(resource.file);
      const skeletonAlias = skeletonUrl;

      try {
        const game = this._resourceLoader.getRuntimeGame();
        const embeddedResourcesNames = game.getEmbeddedResourcesNames(
          resource.name
        );

        // there should be exactly one embedded resource (the atlas)
        if (embeddedResourcesNames.length !== 1) {
          return logger.error(
            `Unable to find atlas metadata for resource spine skeleton ${resourceName}.`
          );
        }

        const atlasResourceName = game.resolveEmbeddedResource(
          resource.name,
          embeddedResourcesNames[0]
        );