使用数据亮/暗构造函数时无法更改fontFamily

Question

如何将字体系列添加到ThemeData.dark().copyWith()

ThemeData dark = ThemeData.dark().copyWith(
    primaryColor: ThemeColor.kdarkThemeBackGroundColor,
    brightness: Brightness.dark,
    scaffoldBackgroundColor: ThemeColor.kdarkThemeBackGroundColor,
    backgroundColor: ThemeColor.kdarkThemeContainerColor,
    indicatorColor: ThemeColor.kdarkThemeShimmerDarkColor,
    splashColor:ThemeColor.kdarkThemeShimmerLightColor,
    // fontFamily : 'PatrickHand', // i want to add fontFamily to my themeData 
  );

Answer 1

ThemeData dark = ThemeData(
  brightness: Brightness.dark,
  fontFamily : 'PatrickHand'
  primaryColor: ThemeColor.kdarkThemeBackGroundColor,
  brightness: Brightness.dark,
  scaffoldBackgroundColor: ThemeColor.kdarkThemeBackGroundColor,
  backgroundColor: ThemeColor.kdarkThemeContainerColor,
  indicatorColor: ThemeColor.kdarkThemeShimmerDarkColor,
  splashColor:ThemeColor.kdarkThemeShimmerLightColor,
);