Widget _buildRichText(BuildContext context) {
    return TDText.rich(
      TextSpan(children: [
        TDTextSpan(
            text: 'TDTextSpan1',
            font: TDTheme.of(context).fontTitleExtraLarge,
            textColor: TDTheme.of(context).warningNormalColor,
            isTextThrough: true,
            lineThroughColor: TDTheme.of(context).brandNormalColor,
            style: TextStyle(color: TDTheme.of(context).errorNormalColor)),
        TextSpan(
            text: 'TextSpan2',
            style: TextStyle(
                fontSize: 14, color: TDTheme.of(context).brandNormalColor)),
        const WidgetSpan(
            child: Icon(
          TDIcons.setting,
          size: 24,
        )),
      ]),
      font: TDTheme.of(context).fontBodyLarge,
      textColor: TDTheme.of(context).brandNormalColor,
      style:
          TextStyle(color: TDTheme.of(context).errorNormalColor, fontSize: 32),
    );
  }