1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
|
import 'dart:async';
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:audioplayers/audioplayers.dart';
class Level extends StatefulWidget {
const Level({super.key, required this.stepmaniaFolderPath});
final String stepmaniaFolderPath;
@override
State<Level> createState() => _LevelState();
}
class _LevelState extends State<Level> {
final player = AudioPlayer();
bool _isPlaying = true;
Duration? _duration;
Duration? _position;
StreamSubscription? _durationSubscription;
StreamSubscription? _positionSubscription;
@override
void setState(VoidCallback fn) {
// Subscriptions only can be closed asynchronously,
// therefore events can occur after widget has been disposed.
if (mounted) {
super.setState(fn);
}
}
@override
void initState() {
super.initState();
// Use initial values from player
player.getDuration().then(
(value) => setState(() {
_duration = value;
}),
);
player.getCurrentPosition().then(
(value) => setState(() {
_position = value;
}),
);
_durationSubscription = player.onDurationChanged.listen((duration) {
setState(() => _duration = duration);
});
_positionSubscription = player.onPositionChanged.listen(
(p) => setState(() => _position = p),
);
}
@override
Widget build(BuildContext context) {
player.onDurationChanged.listen((Duration d) {
// print('Max duration: $d');
setState(() => _duration = d);
});
player.onPositionChanged.listen((Duration p) {
// print('Current position: $p');
setState(() => _position = p);
});
String audioPath = Directory(widget.stepmaniaFolderPath)
.listSync()
.firstWhere((entity) => entity.path.endsWith('.ogg'),
orElse: () => File(''))
.path;
player.play(DeviceFileSource(audioPath));
return Scaffold(
appBar: AppBar(
leading: IconButton(
icon: Icon(_isPlaying ? Icons.pause : Icons.play_arrow),
onPressed: () {
if (_isPlaying) {
player.pause();
setState(() {
_isPlaying = false;
});
} else {
player.resume();
setState(() {
_isPlaying = true;
});
}
},
),
title: Text(widget.stepmaniaFolderPath.split('/').last),
actions: [
IconButton(
icon: Icon(Icons.close),
onPressed: () => Navigator.pop(context))
],
bottom: PreferredSize(
preferredSize: Size(double.infinity, 1.0),
child: LinearProgressIndicator(
value: (_duration != null &&
_position != null &&
_position!.inMilliseconds > 0 &&
_position!.inMilliseconds < _duration!.inMilliseconds)
? _position!.inMilliseconds / _duration!.inMilliseconds
: 0.0,
)),
),
body: Stack(children: [
Arrow(
position: -100.0,
),
Arrow(
position: 00.0,
),
Arrow(
position: 100.0,
),
Arrow(
position: 200.0,
),
Positioned(
top: 50,
width: MediaQuery.of(context).size.width,
left: 0,
child: Text(
"Great!",
textScaler: TextScaler.linear(4),
textAlign: TextAlign.center,
),
),
Positioned(
left: MediaQuery.of(context).size.width / 2 - 50,
bottom: 50,
child: Container(
width: 100,
height: 100,
decoration: BoxDecoration(
shape: BoxShape.circle,
// color: Colors.blue,
border: Border.all(color: Colors.black, width: 10)),
),
),
]));
}
@override
void dispose() {
_durationSubscription?.cancel();
_positionSubscription?.cancel();
player.dispose();
super.dispose();
}
}
class Arrow extends StatelessWidget {
final double position;
const Arrow({super.key, required this.position});
@override
Widget build(BuildContext context) {
return Positioned(
left: MediaQuery.of(context).size.width / 2 - 25, // Center the arrow
top: position,
child: Icon(size: 100, Icons.arrow_forward),
);
}
}
|
