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Merge pull request #5 from guchengxi1994/dev
v0.1.5
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263 changes: 263 additions & 0 deletions
263
lib/components/applications/_system_applications/audio_player_application.dart
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,263 @@ | ||
| // ignore_for_file: use_build_context_synchronously, prefer_typing_uninitialized_variables | ||
|
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||
| import 'dart:async'; | ||
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| import 'package:audioplayers/audioplayers.dart'; | ||
| import 'package:flutter/material.dart'; | ||
| import 'package:flutter_desktop/components/app_style.dart'; | ||
| import 'package:flutter_desktop/components/applications/_system_applications/widgets/volume_slider.dart'; | ||
| import 'package:flutter_desktop/components/notifications/notification_controller.dart'; | ||
| import 'package:flutter_desktop/components/notifications/notification_details.dart'; | ||
| import 'package:provider/provider.dart'; | ||
| import 'package:siri_wave/siri_wave.dart'; | ||
|
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| import '../../utils.dart' show durationToMinuts; | ||
| import '../application.dart'; | ||
| import 'details.dart'; | ||
|
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| Application audioPlayerApplication({String? audioPath}) { | ||
| return Application( | ||
| resizable: audioPlayerDetails.resizable, | ||
| uuid: audioPlayerDetails.uuid, | ||
| name: audioPlayerDetails.name, | ||
| child: AudioPlayerForm( | ||
| audioPath: audioPath, | ||
| ), | ||
| ); | ||
| } | ||
|
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| class AudioPlayerController { | ||
| static final player = AudioPlayer(); | ||
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| static stop() async { | ||
| await player.stop(); | ||
| } | ||
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| static pause() async { | ||
| await player.pause(); | ||
| } | ||
|
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| static resume() async { | ||
| await player.resume(); | ||
| } | ||
|
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| static setPath(String s) async { | ||
| await player.setSource(DeviceFileSource(s)); | ||
| } | ||
|
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| static setVolume(double v) async { | ||
| assert(v >= 0 && v <= 1); | ||
| await player.setVolume(v); | ||
| } | ||
|
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| static setDuration(Duration d) async { | ||
| await player.seek(d); | ||
| } | ||
|
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| static getDuration() async { | ||
| return await player.getDuration(); | ||
| } | ||
| } | ||
|
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| class AudioPlayerForm extends StatefulWidget { | ||
| const AudioPlayerForm({super.key, required this.audioPath}); | ||
| final String? audioPath; | ||
|
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| @override | ||
| State<AudioPlayerForm> createState() => _AudioPlayerFormState(); | ||
| } | ||
|
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| class _AudioPlayerFormState extends State<AudioPlayerForm> { | ||
| bool isPlaying = false; | ||
| late final lisener; | ||
| late final lisener2; | ||
| final _controller = SiriWaveController(); | ||
| final scrollerController = ScrollController(); | ||
| late final Timer timer; | ||
| late int _count = 0; | ||
| static const double length = 1000; | ||
| static const int frequency = 5; | ||
| static const double gap = 10; | ||
| late Duration duration = Duration.zero; | ||
| late Duration currentDuration = Duration.zero; | ||
| final GlobalKey<State<Slider>> sliderKey = GlobalKey(); | ||
| double f = 0; | ||
| double volumn = 0.15; | ||
| late String? audioPath = widget.audioPath ?? /* for test */ | ||
| r"D:\CloudMusic\CANT太子 - 类少年爱情故事（钢琴版）.mp3"; | ||
|
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||
| @override | ||
| void initState() { | ||
| super.initState(); | ||
| WidgetsBinding.instance.addPostFrameCallback((timeStamp) async { | ||
| /// TODO | ||
| /// | ||
| /// remove ! | ||
| volumn = 0.15; | ||
| await AudioPlayerController.setPath(audioPath!); | ||
| await AudioPlayerController.setVolume(volumn); | ||
| await Future.delayed(const Duration(milliseconds: 1000)) | ||
| .then((value) async { | ||
| duration = await AudioPlayerController.getDuration()!; | ||
| setState(() {}); | ||
| }); | ||
| }); | ||
|
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| lisener = AudioPlayerController.player.onPositionChanged.listen((event) { | ||
| setState(() { | ||
| currentDuration = event; | ||
| // print(currentDuration.inSeconds); | ||
| if (duration.inSeconds != 0) { | ||
| f = currentDuration.inSeconds / duration.inSeconds; | ||
| } | ||
| }); | ||
| }); | ||
|
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| lisener2 = AudioPlayerController.player.onPlayerComplete.listen((event) { | ||
| setState(() { | ||
| isPlaying = false; | ||
| }); | ||
| }); | ||
|
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| timer = Timer.periodic(const Duration(milliseconds: 200), (timer) { | ||
| _count += 1; | ||
| if ((_count * frequency) > length - 50) { | ||
| _count = 0; | ||
| } | ||
| scrollerController.jumpTo(_count * gap); | ||
| }); | ||
| } | ||
|
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||
| @override | ||
| void dispose() { | ||
| lisener.cancel(); | ||
| lisener2.cancel(); | ||
| timer.cancel(); | ||
| super.dispose(); | ||
| } | ||
|
|
||
| Widget _scrollableText(String s) { | ||
| return SizedBox( | ||
| width: 200, | ||
| child: SingleChildScrollView( | ||
| controller: scrollerController, | ||
| scrollDirection: Axis.horizontal, | ||
| child: Container( | ||
| padding: const EdgeInsets.only(left: 100), | ||
| width: length, | ||
| child: Text( | ||
| s, | ||
| maxLines: 1, | ||
| style: const TextStyle(color: AppStyle.light2), | ||
| ), | ||
| ), | ||
| ), | ||
| ); | ||
| } | ||
|
|
||
| @override | ||
| Widget build(BuildContext context) { | ||
| return Column( | ||
| crossAxisAlignment: CrossAxisAlignment.center, | ||
| mainAxisAlignment: MainAxisAlignment.start, | ||
| children: [ | ||
| Container( | ||
| decoration: BoxDecoration( | ||
| color: AppStyle.dark, borderRadius: BorderRadius.circular(5)), | ||
| width: 200, | ||
| height: 200, | ||
| padding: const EdgeInsets.all(15), | ||
| child: Column(children: [ | ||
| _scrollableText(audioPath ?? "未找到音乐文件"), | ||
| isPlaying | ||
| ? Expanded( | ||
| child: SiriWave( | ||
| controller: _controller, | ||
| ), | ||
| ) | ||
| : const Expanded( | ||
| child: SizedBox(), | ||
| ), | ||
| ]), | ||
| ), | ||
| Row( | ||
| mainAxisAlignment: MainAxisAlignment.center, | ||
| children: [ | ||
| Text(durationToMinuts(currentDuration)), | ||
| Slider( | ||
| key: sliderKey, | ||
| value: f, | ||
| onChanged: (v) { | ||
| setState(() { | ||
| currentDuration = | ||
| Duration(seconds: (duration.inSeconds * v).ceil()); | ||
| AudioPlayerController.setDuration(currentDuration); | ||
| }); | ||
| }), | ||
| Text(durationToMinuts(duration)), | ||
| ], | ||
| ), | ||
| Row( | ||
| mainAxisAlignment: MainAxisAlignment.spaceEvenly, | ||
| children: [ | ||
| ElevatedButton( | ||
| onPressed: () {}, child: const Icon(Icons.skip_previous)), | ||
| ElevatedButton( | ||
| onPressed: () { | ||
| if (audioPath == null) { | ||
| return; | ||
| } | ||
| setState(() { | ||
| isPlaying = !isPlaying; | ||
| }); | ||
| if (isPlaying) { | ||
| AudioPlayerController.resume(); | ||
| } else { | ||
| AudioPlayerController.pause(); | ||
| } | ||
| }, | ||
| child: isPlaying | ||
| ? const Icon(Icons.pause) | ||
| : const Icon(Icons.play_arrow)), | ||
| ElevatedButton( | ||
| onPressed: () { | ||
| /// TODO | ||
| /// | ||
| /// remove this | ||
| context.read<NotificationController>().raiseANotification( | ||
| NotificationDetails( | ||
| subject: DateTime.now().toString(), | ||
| uuid: audioPlayerDetails.uuid, | ||
| name: audioPlayerDetails.name, | ||
| icon: audioPlayerDetails.icon, | ||
| content: const Text("下一个"))); | ||
| }, | ||
| child: const Icon(Icons.skip_next)), | ||
| ], | ||
| ), | ||
| const SizedBox( | ||
| height: 20, | ||
| ), | ||
| Row( | ||
| children: [ | ||
| const Expanded(child: SizedBox()), | ||
| RepaintBoundary( | ||
| child: CustomVolumeSliderWidget( | ||
| width: 75, | ||
| height: 30, | ||
| onSliderChanged: (p0) async { | ||
| setState(() { | ||
| volumn = p0; | ||
| }); | ||
| await AudioPlayerController.setVolume(volumn); | ||
| }), | ||
| ), | ||
| const SizedBox( | ||
| width: 40, | ||
| ) | ||
| ], | ||
| ) | ||
| ], | ||
| ); | ||
| } | ||
| } |
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