Files
zhinian_manage/lib/theme.dart
2026-05-15 14:41:37 +08:00

245 lines
8.6 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:google_fonts/google_fonts.dart';
import 'package:flutter_animate/flutter_animate.dart';
class AppColors {
static const primary = Color(0xFF1A56DB);
static const primaryLight = Color(0xFF3B82F6);
static const primaryDark = Color(0xFF1E40AF);
static const accent = Color(0xFF00C9A7);
static const accentLight = Color(0xFF6EE7B7);
static const background = Color(0xFFF8FAFC);
static const surface = Colors.white;
static const error = Color(0xFFEF4444);
static const warning = Color(0xFFF59E0B);
static const success = Color(0xFF10B981);
static const textPrimary = Color(0xFF1E293B);
static const textSecondary = Color(0xFF64748B);
static const textTertiary = Color(0xFF94A3B8);
static const divider = Color(0xFFE2E8F0);
static const cardShadow = Color(0x1A000000);
static const gradientStart = Color(0xFF1A56DB);
static const gradientEnd = Color(0xFF00C9A7);
static const chatUserBubble = Color(0xFF1A56DB);
static const chatAiBubble = Color(0xFFF1F5F9);
static const scanOverlay = Color(0x801A56DB);
}
class AppTheme {
static ThemeData get lightTheme {
return ThemeData(
useMaterial3: true,
brightness: Brightness.light,
colorScheme: const ColorScheme.light(
primary: AppColors.primary,
onPrimary: Colors.white,
secondary: AppColors.accent,
onSecondary: Colors.white,
surface: AppColors.surface,
onSurface: AppColors.textPrimary,
error: AppColors.error,
onError: Colors.white,
background: AppColors.background,
onBackground: AppColors.textPrimary,
),
scaffoldBackgroundColor: AppColors.background,
textTheme: GoogleFonts.notoSansScTextTheme().copyWith(
displayLarge: GoogleFonts.notoSansSc(
fontSize: 32, fontWeight: FontWeight.bold, color: AppColors.textPrimary,
),
displayMedium: GoogleFonts.notoSansSc(
fontSize: 24, fontWeight: FontWeight.bold, color: AppColors.textPrimary,
),
titleLarge: GoogleFonts.notoSansSc(
fontSize: 20, fontWeight: FontWeight.w600, color: AppColors.textPrimary,
),
titleMedium: GoogleFonts.notoSansSc(
fontSize: 16, fontWeight: FontWeight.w600, color: AppColors.textPrimary,
),
bodyLarge: GoogleFonts.notoSansSc(
fontSize: 16, color: AppColors.textPrimary,
),
bodyMedium: GoogleFonts.notoSansSc(
fontSize: 14, color: AppColors.textSecondary,
),
labelLarge: GoogleFonts.notoSansSc(
fontSize: 14, fontWeight: FontWeight.w500,
),
),
appBarTheme: AppBarTheme(
elevation: 0,
centerTitle: true,
backgroundColor: AppColors.surface,
foregroundColor: AppColors.textPrimary,
systemOverlayStyle: SystemUiOverlayStyle.dark,
titleTextStyle: GoogleFonts.notoSansSc(
fontSize: 18, fontWeight: FontWeight.w600, color: AppColors.textPrimary,
),
),
cardTheme: CardThemeData(
elevation: 0,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(16),
),
color: AppColors.surface,
),
inputDecorationTheme: InputDecorationTheme(
filled: true,
fillColor: AppColors.background,
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide.none,
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: BorderSide.none,
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: const BorderSide(color: AppColors.primary, width: 1.5),
),
errorBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: const BorderSide(color: AppColors.error, width: 1),
),
contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
hintStyle: GoogleFonts.notoSansSc(
fontSize: 14, color: AppColors.textTertiary,
),
),
elevatedButtonTheme: ElevatedButtonThemeData(
style: ElevatedButton.styleFrom(
elevation: 0,
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 14),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
backgroundColor: AppColors.primary,
foregroundColor: Colors.white,
textStyle: GoogleFonts.notoSansSc(
fontSize: 16, fontWeight: FontWeight.w600,
),
),
),
outlinedButtonTheme: OutlinedButtonThemeData(
style: OutlinedButton.styleFrom(
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 14),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(12),
),
side: const BorderSide(color: AppColors.primary),
foregroundColor: AppColors.primary,
textStyle: GoogleFonts.notoSansSc(
fontSize: 14, fontWeight: FontWeight.w500,
),
),
),
textButtonTheme: TextButtonThemeData(
style: TextButton.styleFrom(
foregroundColor: AppColors.primary,
textStyle: GoogleFonts.notoSansSc(
fontSize: 14, fontWeight: FontWeight.w500,
),
),
),
floatingActionButtonTheme: const FloatingActionButtonThemeData(
backgroundColor: AppColors.primary,
foregroundColor: Colors.white,
elevation: 4,
),
bottomNavigationBarTheme: const BottomNavigationBarThemeData(
backgroundColor: AppColors.surface,
selectedItemColor: AppColors.primary,
unselectedItemColor: AppColors.textTertiary,
type: BottomNavigationBarType.fixed,
elevation: 8,
),
chipTheme: ChipThemeData(
backgroundColor: AppColors.background,
selectedColor: AppColors.primary.withOpacity(0.1),
labelStyle: GoogleFonts.notoSansSc(fontSize: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(8),
),
),
dividerTheme: const DividerThemeData(
color: AppColors.divider,
thickness: 1,
space: 1,
),
tabBarTheme: TabBarThemeData(
labelColor: AppColors.primary,
unselectedLabelColor: AppColors.textSecondary,
labelStyle: GoogleFonts.notoSansSc(
fontSize: 14, fontWeight: FontWeight.w600,
),
unselectedLabelStyle: GoogleFonts.notoSansSc(
fontSize: 14, fontWeight: FontWeight.w400,
),
indicatorSize: TabBarIndicatorSize.tab,
),
);
}
static ThemeData get darkTheme {
return lightTheme.copyWith(
brightness: Brightness.dark,
colorScheme: const ColorScheme.dark(
primary: AppColors.primaryLight,
onPrimary: Colors.white,
secondary: AppColors.accent,
onSecondary: Colors.white,
surface: Color(0xFF1E293B),
onSurface: Colors.white,
error: AppColors.error,
onError: Colors.white,
background: Color(0xFF0F172A),
onBackground: Colors.white,
),
scaffoldBackgroundColor: const Color(0xFF0F172A),
);
}
}
class AppGradients {
static const primary = LinearGradient(
colors: [AppColors.gradientStart, AppColors.gradientEnd],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
);
static const card = LinearGradient(
colors: [Color(0xFF1A56DB), Color(0xFF2563EB)],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
);
static const shimmer = LinearGradient(
colors: [Color(0xFFE2E8F0), Color(0xFFF1F5F9), Color(0xFFE2E8F0)],
stops: [0.0, 0.5, 1.0],
begin: Alignment(-1.0, -0.3),
end: Alignment(1.0, 0.3),
);
}
class AppAnimations {
static const defaultDuration = Duration(milliseconds: 300);
static const slowDuration = Duration(milliseconds: 500);
static const fastDuration = Duration(milliseconds: 150);
static Widget fadeSlide(Widget child, {int delay = 0}) {
return child
.animate()
.fadeIn(duration: defaultDuration, delay: Duration(milliseconds: delay))
.slideY(begin: 0.2, end: 0, duration: defaultDuration, delay: Duration(milliseconds: delay));
}
static Widget scaleIn(Widget child, {int delay = 0}) {
return child
.animate()
.scale(begin: const Offset(0.9, 0.9), duration: defaultDuration, delay: Duration(milliseconds: delay))
.fadeIn(duration: defaultDuration, delay: Duration(milliseconds: delay));
}
}