Method loadExternalImage

packages/fairygui/src/widgets/GLoader.ts:426–438

* Load external image * 加载外部图像

(url: string)

     * 加载外部图像
     */
    protected async loadExternalImage(url: string): Promise<void> {
        try {
            const response = await fetch(url);
            const blob = await response.blob();
            const bitmap = await createImageBitmap(blob);

            // Create texture ID from URL
            this.onExternalLoadSuccess(url, bitmap.width, bitmap.height);
        } catch (error) {
            console.error(`Failed to load external image: ${url}`, error);
            this.onExternalLoadFailed();
        }
    }

    /**
     * Free external resource