cb38bc90
 liangchengyou
feat:视频跟读逻辑处理
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:video_player/video_player.dart';
import '../bloc/repeat_after_content_bloc.dart';
class RepeatVideoWidget extends StatefulWidget {
const RepeatVideoWidget({super.key, this.videoUrl});
final String? videoUrl;
@override
State<StatefulWidget> createState() {
return _RepeatVideoWidgetState();
}
}
class _RepeatVideoWidgetState extends State<RepeatVideoWidget> {
VideoPlayerController? _controller;
String _currentTime = '00:00';
String _totalTime = '00:00';
double _playDegree = 0.5;
String formatDuration(Duration duration) {
String minutes = duration.inMinutes.remainder(60).toString().padLeft(2, '0');
String seconds = duration.inSeconds.remainder(60).toString().padLeft(2, '0');
return "$minutes:$seconds";
}
void _addListener() {
_controller!.addListener(() {
if(_controller!.value.isInitialized) {
if (_controller!.value.isPlaying) {
setState(() {
double currentSecond = (_controller!.value.position.inMinutes.remainder(60)*60+_controller!.value.position.inSeconds.remainder(60)).toDouble();
int totalSecond = _controller!.value.duration.inMinutes.remainder(60)*60+_controller!.value.duration.inSeconds.remainder(60);
_currentTime = formatDuration(_controller!.value.position);
_playDegree = currentSecond/totalSecond;
if(_playDegree < 0) {
_playDegree = 0.0;
}
if(_playDegree > 1) {
_playDegree = 1.0;
}
});
}
}
});
}
@override
void initState() {
super.initState();
_controller = VideoPlayerController.network(widget.videoUrl??'')
..initialize().then((_){
setState(() {
_currentTime = formatDuration(_controller!.value.position);
_totalTime = formatDuration(_controller!.value.duration);
_controller!.setLooping(true);
_controller!.setVolume(100);
_controller!.play();
});
_addListener();
});
}
@override
Widget build(BuildContext context) {
return Center(
child: _controller!.value.isInitialized ? BlocListener<RepeatAfterContentBloc,RepeatAfterContentState>(
listener: (context, state){
if (state is VideoPlayChangeState) {
if (context.read<RepeatAfterContentBloc>().videoPlaying) {
_controller!.play();
} else {
_controller!.pause();
}
}
},
child: SizedBox(
child: Column(
children: [
Expanded(
child: Stack(
children: [
Container(
width: double.infinity,
height: double.infinity,
alignment: Alignment.center,
decoration: BoxDecoration(
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49787541
liangchengyou
feat:添加ios快速打包脚本
|
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color: Colors.black,
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cb38bc90
liangchengyou
feat:视频跟读逻辑处理
|
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border: Border.all(
width: 1.0,
color: const Color(0xFF140C10),
),
borderRadius: BorderRadius.circular(5.r)
),
child: AspectRatio(
aspectRatio: _controller!.value.aspectRatio,
child: VideoPlayer(_controller!),
),
),
Positioned(
left: 0,
right: 0,
bottom: 0,
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49787541
liangchengyou
feat:添加ios快速打包脚本
|
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child: LinearProgressIndicator(
color: const Color(0xFF78B72D),
backgroundColor: const Color(0xFF7E756C),
value: _playDegree,
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cb38bc90
liangchengyou
feat:视频跟读逻辑处理
|
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))
],
),
),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(_currentTime),
Text(_totalTime),
],
)
],
),
)
)
:
Container(
color: Colors.white,
child: Text(
'视频加载中....',
style: TextStyle(
fontSize: 20.sp,
color: Colors.black
),
),
),
);
}
@override
void dispose() {
_controller?.dispose();
_controller?.removeListener(() {});
super.dispose();
}
}
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