Method addBitmapTextComponent

packages/plugin-renderer-text/lib/system.ts:112–133

(changed: ComponentChanged)

  }

  private async addBitmapTextComponent(changed: ComponentChanged) {
    const component = changed.component as BitmapTextComponent;

    // 创建样式副本，先不设置 fontFamily
    const styleWithoutFont = { ...component.style };
    const fontFamily = styleWithoutFont.fontFamily;
    delete styleWithoutFont.fontFamily;
    const initialText = fontFamily ? '' : component.text;

    const bitmapText = new BitmapTextEngine(initialText, styleWithoutFont);

    this.containerManager.getContainer(changed.gameObject.id).addChildAt(bitmapText, 0);
    this.texts[changed.gameObject.id] = {
      text: bitmapText,
      component,
    };

    // 如果指定了字体资源，等待资源加载完成后设置 fontFamily
    if (fontFamily) {
      await this.waitForFontResource(bitmapText, changed, fontFamily);
    }
  }

  /**
   * 等待字体资源加载完成并更新文本