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Refresh frames when dragging trimming handles #13

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Refresh frames when dragging trimming handles #13

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17 changes: 15 additions & 2 deletions lib/src/trim_editor.dart
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
import 'dart:async';
import 'dart:io';

import 'package:flutter/material.dart';
Expand Down Expand Up @@ -242,6 +243,8 @@ class _TrimEditorState extends State<TrimEditor> with TickerProviderStateMixin {
AnimationController _animationController;
Tween<double> _linearTween;

final _refreshVideoDuration = Duration(milliseconds: 50);

Future<void> _initializeVideoController() async {
if (_videoFile != null) {
videoPlayerController.addListener(() {
Expand Down Expand Up @@ -334,7 +337,7 @@ class _TrimEditorState extends State<TrimEditor> with TickerProviderStateMixin {
_refreshEnd();
});
await videoPlayerController.pause();
await videoPlayerController.seekTo(Duration(milliseconds: _videoEndPos.toInt()));
await videoPlayerController.seekTo(Duration(milliseconds: _videoEndPos.toInt()) - _refreshVideoDuration);
_linearTween.end = _endPos.dx;
_animationController.duration = Duration(milliseconds: (_videoEndPos - _videoStartPos).toInt());
_animationController.reset();
Expand Down Expand Up @@ -471,10 +474,11 @@ class _TrimEditorState extends State<TrimEditor> with TickerProviderStateMixin {
}
}
},
onHorizontalDragEnd: (DragEndDetails details) {
onHorizontalDragEnd: (DragEndDetails details) async {
setState(() {
_circleSize = widget.circleSize;
});
await _refreshVideoIfNeeded();
},
onHorizontalDragUpdate: (DragUpdateDetails details) {
_circleSize = widget.circleSizeOnDrag;
Expand Down Expand Up @@ -552,4 +556,13 @@ class _TrimEditorState extends State<TrimEditor> with TickerProviderStateMixin {
),
);
}

_refreshVideoIfNeeded() async {
if (Platform.isIOS) {
await videoPlayerController.play();
Timer(_refreshVideoDuration, () {
videoPlayerController.pause();
});
}
}
}