460 lines
13 KiB
Dart
460 lines
13 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import 'package:aesthetica_wallpaper/models/puzzle_game.dart';
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import 'package:aesthetica_wallpaper/providers/puzzle_provider.dart';
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import 'package:aesthetica_wallpaper/screens/puzzle/puzzle_complete_screen.dart';
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/// 拼图游戏主界面
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class PuzzleGameScreen extends StatefulWidget {
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final String imagePath;
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final GameDifficulty difficulty;
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final GameMode mode;
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const PuzzleGameScreen({
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super.key,
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required this.imagePath,
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required this.difficulty,
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required this.mode,
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});
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@override
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State<PuzzleGameScreen> createState() => _PuzzleGameScreenState();
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}
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class _PuzzleGameScreenState extends State<PuzzleGameScreen> {
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bool _showPreview = false;
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int? _selectedPieceIndex;
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@override
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void initState() {
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super.initState();
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// 创建游戏
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WidgetsBinding.instance.addPostFrameCallback((_) {
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context.read<PuzzleProvider>().createGame(
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imagePath: widget.imagePath,
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difficulty: widget.difficulty,
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mode: widget.mode,
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);
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});
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: Container(
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [Colors.purple.shade50, Colors.blue.shade50],
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),
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),
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child: SafeArea(
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child: Consumer<PuzzleProvider>(
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builder: (context, provider, child) {
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final game = provider.currentGame;
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if (game == null) {
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return const Center(child: CircularProgressIndicator());
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}
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// 游戏完成后跳转
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if (game.isComplete) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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Navigator.pushReplacement(
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context,
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MaterialPageRoute(
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builder: (context) => PuzzleCompleteScreen(game: game),
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),
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);
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});
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}
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return Column(
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children: [
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// 顶部信息栏
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_buildTopBar(game),
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// 游戏区域
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Expanded(
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child: Center(child: _buildPuzzleGrid(game, provider)),
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),
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// 底部工具栏
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_buildBottomBar(game, provider),
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],
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);
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},
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),
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),
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),
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);
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}
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Widget _buildTopBar(PuzzleGame game) {
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return Container(
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padding: const EdgeInsets.all(16),
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child: Row(
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children: [
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// 返回按钮
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IconButton(
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icon: const Icon(Icons.arrow_back),
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onPressed: () => _showExitDialog(),
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),
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const Spacer(),
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// 难度显示
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
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decoration: BoxDecoration(
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color: Colors.purple.withValues(alpha: 0.2),
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borderRadius: BorderRadius.circular(20),
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),
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child: Text(
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game.difficulty.description,
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style: const TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.purple,
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),
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),
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),
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const Spacer(),
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// 计时器
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
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decoration: BoxDecoration(
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color: Colors.blue.withValues(alpha: 0.2),
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borderRadius: BorderRadius.circular(20),
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),
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child: Row(
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children: [
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const Icon(Icons.timer, size: 16, color: Colors.blue),
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const SizedBox(width: 4),
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Text(
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_formatDuration(game.elapsedTime),
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style: const TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.blue,
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),
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),
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],
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),
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),
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const SizedBox(width: 8),
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// 步数
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
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decoration: BoxDecoration(
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color: Colors.orange.withValues(alpha: 0.2),
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borderRadius: BorderRadius.circular(20),
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),
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child: Row(
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children: [
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const Icon(
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Icons.directions_walk,
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size: 16,
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color: Colors.orange,
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),
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const SizedBox(width: 4),
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Text(
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'${game.moves}',
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style: const TextStyle(
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fontWeight: FontWeight.bold,
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color: Colors.orange,
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),
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),
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],
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),
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),
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],
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),
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);
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}
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Widget _buildPuzzleGrid(PuzzleGame game, PuzzleProvider provider) {
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final gridSize = game.gridSize;
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final screenWidth = MediaQuery.of(context).size.width;
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final puzzleSize = screenWidth * 0.9;
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final pieceSize = puzzleSize / gridSize;
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return Stack(
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children: [
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// 拼图网格
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Container(
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width: puzzleSize,
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height: puzzleSize,
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(16),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withValues(alpha: 0.1),
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blurRadius: 20,
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offset: const Offset(0, 10),
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),
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],
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),
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child: ClipRRect(
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borderRadius: BorderRadius.circular(16),
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child: GridView.builder(
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physics: const NeverScrollableScrollPhysics(),
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gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
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crossAxisCount: gridSize,
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),
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itemCount: game.pieces.length,
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itemBuilder: (context, index) {
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return _buildPuzzlePiece(game, index, provider, pieceSize);
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},
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),
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),
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),
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// 预览覆盖层
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if (_showPreview)
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Positioned.fill(
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child: Container(
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(16),
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color: Colors.black.withValues(alpha: 0.3),
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),
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child: ClipRRect(
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borderRadius: BorderRadius.circular(16),
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child: Image.asset(widget.imagePath, fit: BoxFit.cover),
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),
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),
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),
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],
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);
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}
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Widget _buildPuzzlePiece(
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PuzzleGame game,
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int index,
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PuzzleProvider provider,
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double size,
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) {
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final piece = game.pieces[index];
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final isSelected = _selectedPieceIndex == index;
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final isCorrect = piece.isCorrect;
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final isEmpty =
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game.mode == GameMode.classic && game.emptyPosition == index;
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return GestureDetector(
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onTap: () => _onPieceTap(index, game, provider),
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child: Container(
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decoration: BoxDecoration(
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border: Border.all(
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color: isSelected
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? Colors.blue
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: isCorrect
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? Colors.green.withValues(alpha: 0.3)
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: Colors.grey.withValues(alpha: 0.3),
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width: isSelected ? 3 : 1,
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),
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color: isEmpty ? Colors.grey.shade200 : null,
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),
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child: isEmpty
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? const SizedBox.shrink()
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: Stack(
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fit: StackFit.expand,
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children: [
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Image(image: piece.image, fit: BoxFit.cover),
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// 正确位置指示器
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if (isCorrect)
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Positioned(
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top: 4,
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right: 4,
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child: Container(
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padding: const EdgeInsets.all(2),
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decoration: const BoxDecoration(
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color: Colors.green,
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shape: BoxShape.circle,
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),
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child: const Icon(
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Icons.check,
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color: Colors.white,
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size: 12,
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),
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),
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),
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],
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),
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),
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);
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}
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void _onPieceTap(int index, PuzzleGame game, PuzzleProvider provider) {
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if (game.mode == GameMode.classic) {
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// 滑动模式：直接移动
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provider.movePiece(index);
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} else {
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// 交换模式：选择两个块
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if (_selectedPieceIndex == null) {
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setState(() {
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_selectedPieceIndex = index;
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});
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} else {
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provider.swapPieces(_selectedPieceIndex!, index);
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setState(() {
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_selectedPieceIndex = null;
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});
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}
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}
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}
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Widget _buildBottomBar(PuzzleGame game, PuzzleProvider provider) {
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return Container(
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padding: const EdgeInsets.all(16),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: [
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// 重新开始
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_buildToolButton(
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icon: Icons.refresh,
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label: '重新开始',
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color: Colors.orange,
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onPressed: () => _showRestartDialog(provider),
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),
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// 提示
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_buildToolButton(
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icon: Icons.lightbulb,
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label: '提示',
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color: Colors.yellow.shade700,
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onPressed: () => provider.useHint(),
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),
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// 预览
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GestureDetector(
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onLongPressStart: (_) => setState(() => _showPreview = true),
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onLongPressEnd: (_) => setState(() => _showPreview = false),
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child: _buildToolButton(
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icon: Icons.image,
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label: '预览',
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color: Colors.blue,
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onPressed: () {},
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),
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),
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// 暂停
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_buildToolButton(
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icon: Icons.pause,
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label: '暂停',
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color: Colors.purple,
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onPressed: () => _showPauseDialog(),
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),
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],
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),
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);
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}
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Widget _buildToolButton({
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required IconData icon,
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required String label,
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required Color color,
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required VoidCallback onPressed,
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}) {
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return Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Container(
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decoration: BoxDecoration(
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color: color.withValues(alpha: 0.2),
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shape: BoxShape.circle,
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),
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child: IconButton(
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icon: Icon(icon, color: color),
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onPressed: onPressed,
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),
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),
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const SizedBox(height: 4),
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Text(
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label,
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style: TextStyle(fontSize: 12, color: Colors.grey.shade700),
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),
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],
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);
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}
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String _formatDuration(Duration duration) {
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final minutes = duration.inMinutes.toString().padLeft(2, '0');
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final seconds = (duration.inSeconds % 60).toString().padLeft(2, '0');
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return '$minutes:$seconds';
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}
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void _showExitDialog() {
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showDialog(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text('退出游戏'),
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content: const Text('确定要退出当前游戏吗？游戏进度将会保存。'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('取消'),
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),
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TextButton(
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onPressed: () {
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Navigator.pop(context); // 关闭对话框
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Navigator.pop(context); // 返回上一页
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},
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child: const Text('退出'),
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),
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],
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),
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);
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}
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void _showRestartDialog(PuzzleProvider provider) {
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showDialog(
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context: context,
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builder: (context) => AlertDialog(
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title: const Text('重新开始'),
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content: const Text('确定要重新开始游戏吗？当前进度将会丢失。'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('取消'),
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),
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TextButton(
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onPressed: () {
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provider.restartGame();
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Navigator.pop(context);
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},
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child: const Text('重新开始'),
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),
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],
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),
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);
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}
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void _showPauseDialog() {
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showDialog(
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context: context,
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barrierDismissible: false,
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builder: (context) => AlertDialog(
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title: const Text('游戏暂停'),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.pause_circle, size: 64, color: Colors.purple),
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const SizedBox(height: 16),
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const Text('游戏已暂停'),
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],
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(context),
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child: const Text('继续游戏'),
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),
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],
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),
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);
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}
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}
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