关于应用主题

设计在界面标注的颜色，字体，太凌乱，没有主题意识。希望摹客官方可以引导设计者具备设计整体思维，具备主题意识。如下为主题参考：

ThemeData({
  Brightness? brightness,
  VisualDensity? visualDensity,
  MaterialColor? primarySwatch,
  Color? primaryColor,
  Brightness? primaryColorBrightness,
  Color? primaryColorLight,
  Color? primaryColorDark,
  Color? accentColor,
  Brightness? accentColorBrightness,
  Color? canvasColor,
  Color? shadowColor,
  Color? scaffoldBackgroundColor,
  Color? bottomAppBarColor,
  Color? cardColor,
  Color? dividerColor,
  Color? focusColor,
  Color? hoverColor,
  Color? highlightColor,
  Color? splashColor,
  InteractiveInkFeatureFactory? splashFactory,
  Color? selectedRowColor,
  Color? unselectedWidgetColor,
  Color? disabledColor,
  Color? buttonColor,
  ButtonThemeData? buttonTheme,
  ToggleButtonsThemeData? toggleButtonsTheme,
  Color? secondaryHeaderColor,
  Color? textSelectionHandleColor,
  Color? backgroundColor,
  Color? dialogBackgroundColor,
  Color? indicatorColor,
  Color? hintColor,
  Color? errorColor,
  Color? toggleableActiveColor,
  String? fontFamily,
  TextTheme? textTheme,
  TextTheme? primaryTextTheme,
  TextTheme? accentTextTheme,
  InputDecorationTheme? inputDecorationTheme,
  IconThemeData? iconTheme,
  IconThemeData? primaryIconTheme,
  IconThemeData? accentIconTheme,
  SliderThemeData? sliderTheme,
  TabBarTheme? tabBarTheme,
  TooltipThemeData? tooltipTheme,
  CardTheme? cardTheme,
  ChipThemeData? chipTheme,
  TargetPlatform? platform,
  MaterialTapTargetSize? materialTapTargetSize,
  bool? applyElevationOverlayColor,
  PageTransitionsTheme? pageTransitionsTheme,
  AppBarTheme? appBarTheme,
  ScrollbarThemeData? scrollbarTheme,
  BottomAppBarTheme? bottomAppBarTheme,
  ColorScheme? colorScheme,
  DialogTheme? dialogTheme,
  FloatingActionButtonThemeData? floatingActionButtonTheme,
  NavigationRailThemeData? navigationRailTheme,
  Typography? typography,
  NoDefaultCupertinoThemeData? cupertinoOverrideTheme,
  SnackBarThemeData? snackBarTheme,
  BottomSheetThemeData? bottomSheetTheme,
  PopupMenuThemeData? popupMenuTheme,
  MaterialBannerThemeData? bannerTheme,
  DividerThemeData? dividerTheme,
  ButtonBarThemeData? buttonBarTheme,
  BottomNavigationBarThemeData? bottomNavigationBarTheme,
  TimePickerThemeData? timePickerTheme,
  TextButtonThemeData? textButtonTheme,
  ElevatedButtonThemeData? elevatedButtonTheme,
  OutlinedButtonThemeData? outlinedButtonTheme,
  TextSelectionThemeData? textSelectionTheme,
  DataTableThemeData? dataTableTheme,
  CheckboxThemeData? checkboxTheme,
  RadioThemeData? radioTheme,
  SwitchThemeData? switchTheme,
  bool? fixTextFieldOutlineLabel,
  bool? useTextSelectionTheme,
}