Method loadPackage

packages/fairygui/src/ecs/FGUIComponent.ts:261–274

* Load package from binary data * 从二进制数据加载包

(resKey: string, data: ArrayBuffer)

     * 从二进制数据加载包
     */
    public loadPackage(resKey: string, data: ArrayBuffer): UIPackage {
        this._loading = true;
        this._error = null;

        try {
            this._package = UIPackage.addPackageFromBuffer(resKey, data);
            this._loading = false;
            return this._package;
        } catch (e) {
            this._loading = false;
            this._error = e instanceof Error ? e.message : String(e);
            throw e;
        }
    }

    /**
     * Set a pre-loaded package (from FUIAssetLoader)