feat: level selection layout
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								lib/level_selection.dart
									
									
									
									
									
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										38
									
								
								lib/level_selection.dart
									
									
									
									
									
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import 'package:flutter/material.dart';
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class LevelSelection extends StatelessWidget {
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  final List<String> _musicList = [
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    "https://www.soundhelix.com/examples/mp3/SoundHelix-Song-1.mp3",
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    "https://www.soundhelix.com/examples/mp3/SoundHelix-Song-2.mp3",
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    "https://www.soundhelix.com/examples/mp3/SoundHelix-Song-3.mp3",
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  ];
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  final List<String> _coverArtList = [
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    "https://cdn.pixabay.com/photo/2020/05/19/13/48/cartoon-5190942_960_720.jpg",
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    "https://cdn.pixabay.com/photo/2020/05/19/13/35/cartoon-5190860_960_720.jpg",
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    "https://cdn.pixabay.com/photo/2020/10/23/17/52/fox-5679446_960_720.png",
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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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      appBar: AppBar(title: const Text('Sense the Rhythm')),
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      body: ListView.separated(
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        itemCount: _musicList.length,
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        separatorBuilder: (BuildContext context, int index) => const Divider(),
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        itemBuilder: (context, index) {
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          return ListTile(
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            leading: Image.network(_coverArtList[index]),
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            trailing: Icon(Icons.play_arrow),
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            title: Text('Track ${index + 1}'),
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            subtitle: Text('3:45'),
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          );
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        },
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      ),
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       floatingActionButton: FloatingActionButton(
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       onPressed: () => {},
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       child: Icon(Icons.add)
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      ),
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    );
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  }
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}
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								lib/main.dart
									
									
									
									
									
								
							
							
						
						
									
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								lib/main.dart
									
									
									
									
									
								
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			@ -1,5 +1,7 @@
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import 'package:flutter/material.dart';
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import 'level_selection.dart';
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void main() {
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  runApp(const MyApp());
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}
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			@ -7,119 +9,16 @@ void main() {
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class MyApp extends StatelessWidget {
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  const MyApp({super.key});
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  // This widget is the root of your application.
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  @override
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  Widget build(BuildContext context) {
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    return MaterialApp(
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      title: 'Flutter Demo',
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      theme: ThemeData(
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        // This is the theme of your application.
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        //
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        // TRY THIS: Try running your application with "flutter run". You'll see
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        // the application has a purple toolbar. Then, without quitting the app,
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        // try changing the seedColor in the colorScheme below to Colors.green
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        // and then invoke "hot reload" (save your changes or press the "hot
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        // reload" button in a Flutter-supported IDE, or press "r" if you used
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        // the command line to start the app).
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        //
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        // Notice that the counter didn't reset back to zero; the application
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        // state is not lost during the reload. To reset the state, use hot
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        // restart instead.
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        //
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        // This works for code too, not just values: Most code changes can be
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        // tested with just a hot reload.
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        colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
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        useMaterial3: true,
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      ),
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      home: const MyHomePage(title: 'Flutter Demo Home Page'),
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      home: LevelSelection()
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    );
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  }
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}
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class MyHomePage extends StatefulWidget {
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  const MyHomePage({super.key, required this.title});
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  // This widget is the home page of your application. It is stateful, meaning
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  // that it has a State object (defined below) that contains fields that affect
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  // how it looks.
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  // This class is the configuration for the state. It holds the values (in this
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  // case the title) provided by the parent (in this case the App widget) and
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  // used by the build method of the State. Fields in a Widget subclass are
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  // always marked "final".
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  final String title;
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  @override
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  State<MyHomePage> createState() => _MyHomePageState();
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}
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class _MyHomePageState extends State<MyHomePage> {
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  int _counter = 0;
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  void _incrementCounter() {
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    setState(() {
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      // This call to setState tells the Flutter framework that something has
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      // changed in this State, which causes it to rerun the build method below
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      // so that the display can reflect the updated values. If we changed
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      // _counter without calling setState(), then the build method would not be
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      // called again, and so nothing would appear to happen.
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      _counter++;
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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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    // This method is rerun every time setState is called, for instance as done
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    // by the _incrementCounter method above.
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    //
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    // The Flutter framework has been optimized to make rerunning build methods
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    // fast, so that you can just rebuild anything that needs updating rather
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    // than having to individually change instances of widgets.
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    return Scaffold(
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      appBar: AppBar(
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        // TRY THIS: Try changing the color here to a specific color (to
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        // Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
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        // change color while the other colors stay the same.
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        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
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        // Here we take the value from the MyHomePage object that was created by
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        // the App.build method, and use it to set our appbar title.
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        title: Text(widget.title),
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      ),
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      body: Center(
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        // Center is a layout widget. It takes a single child and positions it
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        // in the middle of the parent.
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        child: Column(
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          // Column is also a layout widget. It takes a list of children and
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          // arranges them vertically. By default, it sizes itself to fit its
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          // children horizontally, and tries to be as tall as its parent.
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          //
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          // Column has various properties to control how it sizes itself and
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          // how it positions its children. Here we use mainAxisAlignment to
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          // center the children vertically; the main axis here is the vertical
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          // axis because Columns are vertical (the cross axis would be
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          // horizontal).
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          //
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          // TRY THIS: Invoke "debug painting" (choose the "Toggle Debug Paint"
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          // action in the IDE, or press "p" in the console), to see the
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          // wireframe for each widget.
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          mainAxisAlignment: MainAxisAlignment.center,
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          children: <Widget>[
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            const Text(
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              'You have pushed the button this many times:',
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            ),
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            Text(
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              '$_counter',
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              style: Theme.of(context).textTheme.headlineMedium,
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            ),
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          ],
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        ),
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      ),
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      floatingActionButton: FloatingActionButton(
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        onPressed: _incrementCounter,
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        tooltip: 'Increment',
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        child: const Icon(Icons.add),
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      ), // This trailing comma makes auto-formatting nicer for build methods.
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    );
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  }
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}
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