samples/veggieseasons/lib/styles.dart

// Copyright 2018 The Flutter team. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import 'package:flutter/cupertino.dart';
import 'package:flutter/widgets.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
import 'package:veggieseasons/data/veggie.dart';

abstract class Styles {
  static CupertinoThemeData veggieThemeData = const CupertinoThemeData(
    textTheme: CupertinoTextThemeData(
      textStyle: TextStyle(
        color: CupertinoColors.label,
        fontSize: 16,
        fontWeight: FontWeight.normal,
        fontStyle: FontStyle.normal,
        fontFamily: 'NotoSans',
        letterSpacing: -0.41,
        decoration: TextDecoration.none,
      ),
    ),
  );

  static TextStyle headlineText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontSize: 32,
        fontWeight: FontWeight.bold,
      );

  static TextStyle minorText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        color: const Color.fromRGBO(128, 128, 128, 1),
      );

  static TextStyle headlineName(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontSize: 24,
        fontWeight: FontWeight.bold,
      );

  static TextStyle cardTitleText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        color: const Color.fromRGBO(0, 0, 0, 0.9),
        fontSize: 32,
        fontWeight: FontWeight.bold,
      );

  static TextStyle cardCategoryText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        color: const Color.fromRGBO(255, 255, 255, 0.9),
      );

  static TextStyle cardDescriptionText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        color: const Color.fromRGBO(0, 0, 0, 0.9),
      );

  static TextStyle detailsTitleText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontSize: 30,
        fontWeight: FontWeight.bold,
      );

  static TextStyle detailsPreferredCategoryText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontWeight: FontWeight.bold,
      );

  static TextStyle detailsBoldDescriptionText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        color: const Color.fromRGBO(0, 0, 0, 0.9),
        fontWeight: FontWeight.bold,
      );

  static TextStyle detailsServingHeaderText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        color: const Color.fromRGBO(176, 176, 176, 1),
        fontWeight: FontWeight.bold,
      );

  static TextStyle detailsServingLabelText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontWeight: FontWeight.bold,
      );

  static TextStyle detailsServingNoteText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontStyle: FontStyle.italic,
      );

  static TextStyle triviaFinishedTitleText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontSize: 32,
      );

  static TextStyle triviaFinishedBigText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontSize: 48,
      );

  static TextStyle settingsGroupHeaderText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        color: CupertinoColors.inactiveGray,
        fontSize: 13.5,
        letterSpacing: -0.5,
      );

  static TextStyle settingsGroupFooterText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        color: Styles.settingsGroupSubtitle,
        fontSize: 13,
        letterSpacing: -0.08,
      );

  static const appBackground = Color(0xffd0d0d0);

  static Color? scaffoldBackground(Brightness brightness) =>
      brightness == Brightness.light
          ? CupertinoColors.lightBackgroundGray
          : null;

  static const frostedBackground = Color(0xccf8f8f8);

  static const closeButtonUnpressed = Color(0xff101010);

  static const closeButtonPressed = Color(0xff808080);

  static TextStyle settingsItemSubtitleText(CupertinoThemeData themeData) =>
      themeData.textTheme.textStyle.copyWith(
        fontSize: 12,
        letterSpacing: -0.2,
      );

  static const Color searchCursorColor = Color.fromRGBO(0, 122, 255, 1);

  static const Color searchIconColor = Color.fromRGBO(128, 128, 128, 1);

  static const seasonColors = <Season, Color>{
    Season.winter: Color(0xff336dcc),
    Season.spring: Color(0xff2fa02b),
    Season.summer: Color(0xff287213),
    Season.autumn: Color(0xff724913),
  };

  // While handy, some of the Font Awesome icons sometimes bleed over their
  // allotted bounds. This padding is used to adjust for that.
  static const seasonIconPadding = {
    Season.winter: EdgeInsets.only(right: 0),
    Season.spring: EdgeInsets.only(right: 4),
    Season.summer: EdgeInsets.only(right: 6),
    Season.autumn: EdgeInsets.only(right: 0),
  };

  static const seasonIconData = {
    Season.winter: FontAwesomeIcons.snowflake,
    Season.spring: FontAwesomeIcons.leaf,
    Season.summer: FontAwesomeIcons.umbrellaBeach,
    Season.autumn: FontAwesomeIcons.canadianMapleLeaf,
  };

  static const seasonBorder = Border(
    top: BorderSide(color: Color(0xff606060)),
    left: BorderSide(color: Color(0xff606060)),
    bottom: BorderSide(color: Color(0xff606060)),
    right: BorderSide(color: Color(0xff606060)),
  );

  static const uncheckedIcon = IconData(
    0xf372,
    fontFamily: CupertinoIcons.iconFont,
    fontPackage: CupertinoIcons.iconFontPackage,
  );

  static const checkedIcon = IconData(
    0xf373,
    fontFamily: CupertinoIcons.iconFont,
    fontPackage: CupertinoIcons.iconFontPackage,
  );

  static const transparentColor = Color(0x00000000);

  static const shadowColor = Color(0xa0000000);

  static const shadowGradient = LinearGradient(
    begin: Alignment.topCenter,
    end: Alignment.bottomCenter,
    colors: [transparentColor, shadowColor],
  );

  static const Color settingsMediumGray = Color(0xffc7c7c7);

  static const Color settingsItemPressed = Color(0xffd9d9d9);

  static Color settingsItemColor(Brightness brightness) =>
      brightness == Brightness.light
          ? CupertinoColors.tertiarySystemBackground
          : CupertinoColors.darkBackgroundGray;

  static Color settingsLineation(Brightness brightness) =>
      brightness == Brightness.light
          ? const Color(0xffbcbbc1)
          : const Color(0xff4c4b4b);

  static const Color settingsBackground = Color(0xffefeff4);

  static const Color settingsGroupSubtitle = Color(0xff777777);

  static const Color iconBlue = Color(0xff0000ff);

  static const Color iconGold = Color(0xffdba800);

  static const preferenceIcon = IconData(
    0xf443,
    fontFamily: CupertinoIcons.iconFont,
    fontPackage: CupertinoIcons.iconFontPackage,
  );

  static const resetIcon = IconData(
    0xf4c4,
    fontFamily: CupertinoIcons.iconFont,
    fontPackage: CupertinoIcons.iconFontPackage,
  );

  static const calorieIcon = IconData(
    0xf3bb,
    fontFamily: CupertinoIcons.iconFont,
    fontPackage: CupertinoIcons.iconFontPackage,
  );

  static const checkIcon = IconData(
    0xf383,
    fontFamily: CupertinoIcons.iconFont,
    fontPackage: CupertinoIcons.iconFontPackage,
  );

  static const servingInfoBorderColor = Color(0xffb0b0b0);

  static const ColorFilter desaturatedColorFilter =
      // 222222 is a random color that has low color saturation.
      ColorFilter.mode(Color(0xff222222), BlendMode.saturation);
}