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resources/app/node_modules/@pixi/assets/lib/BackgroundLoader.js

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+"use strict";
+class BackgroundLoader {
+  /**
+   * @param loader
+   * @param verbose - should the loader log to the console
+   */
+  constructor(loader, verbose = !1) {
+    this._loader = loader, this._assetList = [], this._isLoading = !1, this._maxConcurrent = 1, this.verbose = verbose;
+  }
+  /**
+   * Adds an array of assets to load.
+   * @param assetUrls - assets to load
+   */
+  add(assetUrls) {
+    assetUrls.forEach((a) => {
+      this._assetList.push(a);
+    }), this.verbose && console.log("[BackgroundLoader] assets: ", this._assetList), this._isActive && !this._isLoading && this._next();
+  }
+  /**
+   * Loads the next set of assets. Will try to load as many assets as it can at the same time.
+   *
+   * The max assets it will try to load at one time will be 4.
+   */
+  async _next() {
+    if (this._assetList.length && this._isActive) {
+      this._isLoading = !0;
+      const toLoad = [], toLoadAmount = Math.min(this._assetList.length, this._maxConcurrent);
+      for (let i = 0; i < toLoadAmount; i++)
+        toLoad.push(this._assetList.pop());
+      await this._loader.load(toLoad), this._isLoading = !1, this._next();
+    }
+  }
+  /**
+   * Activate/Deactivate the loading. If set to true then it will immediately continue to load the next asset.
+   * @returns whether the class is active
+   */
+  get active() {
+    return this._isActive;
+  }
+  set active(value) {
+    this._isActive !== value && (this._isActive = value, value && !this._isLoading && this._next());
+  }
+}
+exports.BackgroundLoader = BackgroundLoader;
+//# sourceMappingURL=BackgroundLoader.js.map