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106 lines
2.7 KiB
Dart
106 lines
2.7 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:video_player/video_player.dart';
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class MyVideoProgressIndicator extends StatefulWidget {
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const MyVideoProgressIndicator(
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this.controller, {
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Key? key,
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this.colors = const VideoProgressColors(),
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required this.allowScrubbing,
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this.padding = const EdgeInsets.only(top: 5.0),
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}) : super(key: key);
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final VideoPlayerController controller;
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final VideoProgressColors colors;
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final bool allowScrubbing;
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final EdgeInsets padding;
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@override
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State<MyVideoProgressIndicator> createState() => _VideoProgressIndicatorState();
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}
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class _VideoProgressIndicatorState extends State<MyVideoProgressIndicator> {
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_VideoProgressIndicatorState() {
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listener = () {
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if (!mounted) {
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return;
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}
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setState(() {});
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};
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}
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late VoidCallback listener;
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VideoPlayerController get controller => widget.controller;
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VideoProgressColors get colors => widget.colors;
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@override
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void initState() {
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super.initState();
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controller.addListener(listener);
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}
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@override
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void deactivate() {
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controller.removeListener(listener);
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super.deactivate();
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}
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@override
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Widget build(BuildContext context) {
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Widget progressIndicator;
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if (controller.value.isInitialized) {
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int duration = controller.value.duration.inMilliseconds;
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int position = controller.value.position.inMilliseconds;
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int maxBuffering = 0;
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for (DurationRange range in controller.value.buffered) {
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int end = range.end.inMilliseconds;
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if (end > maxBuffering) {
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maxBuffering = end;
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}
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}
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progressIndicator = Stack(
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fit: StackFit.passthrough,
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children: <Widget>[
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LinearProgressIndicator(
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value: maxBuffering / duration,
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valueColor: AlwaysStoppedAnimation<Color>(colors.bufferedColor),
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backgroundColor: colors.backgroundColor,
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minHeight: 8,
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),
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LinearProgressIndicator(
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value: position / duration,
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valueColor: AlwaysStoppedAnimation<Color>(colors.playedColor),
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backgroundColor: Colors.transparent,
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minHeight: 8,
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),
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],
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);
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} else {
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progressIndicator = LinearProgressIndicator(
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valueColor: AlwaysStoppedAnimation<Color>(colors.playedColor),
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backgroundColor: colors.backgroundColor,
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minHeight: 8,
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);
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}
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Widget paddedProgressIndicator = Padding(
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padding: widget.padding,
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child: progressIndicator,
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);
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if (widget.allowScrubbing) {
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return VideoScrubber(
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controller: controller,
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child: paddedProgressIndicator,
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);
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} else {
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return paddedProgressIndicator;
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}
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}
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}
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