108 lines
3.3 KiB
Dart
108 lines
3.3 KiB
Dart
import 'package:cached_network_image/cached_network_image.dart';
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import 'package:chat/configs/app_colors.dart';
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import 'package:chewie/chewie.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:photo_view/photo_view.dart';
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import 'package:photo_view/photo_view_gallery.dart';
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import 'package:video_player/video_player.dart';
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class MomentMediaPreview extends StatelessWidget {
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final List<String> mediaSourceList;
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final int? initialPage;
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const MomentMediaPreview({
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Key? key,
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required this.mediaSourceList,
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this.initialPage,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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return GestureDetector(
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onTap: () => Navigator.pop(context),
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child: Material(
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color: AppColors.black,
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child: SafeArea(
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child: Stack(children: [
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Positioned.fill(
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child: PhotoViewGallery.builder(
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pageController: PageController(initialPage: initialPage ?? 0),
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itemCount: mediaSourceList.length,
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builder: (context, index) {
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final source = mediaSourceList[index];
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if (source.split('?').first.isImageFileName) {
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return PhotoViewGalleryPageOptions(
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imageProvider: CachedNetworkImageProvider(source),
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minScale: PhotoViewComputedScale.contained,
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maxScale: PhotoViewComputedScale.covered * 2,
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);
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} else if (source.split('?').first.isVideoFileName) {
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return PhotoViewGalleryPageOptions.customChild(
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disableGestures: true,
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child: _VideoPreview(source: source),
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);
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} else {
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return PhotoViewGalleryPageOptions.customChild(
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child: const Center(
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child: Text(
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'格式不支持',
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style: TextStyle(color: AppColors.white),
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),
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),
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);
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}
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},
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),
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),
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const SafeArea(
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child: Padding(
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padding: EdgeInsets.all(4.0),
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child: BackButton(color: AppColors.white),
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),
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)
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]),
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),
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),
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);
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}
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}
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class _VideoPreview extends StatefulWidget {
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final String source;
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const _VideoPreview({Key? key, required this.source}) : super(key: key);
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@override
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State<_VideoPreview> createState() => __VideoPreviewState();
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}
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class __VideoPreviewState extends State<_VideoPreview> {
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late final videoCtrl = VideoPlayerController.network(widget.source);
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@override
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void dispose() {
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videoCtrl.dispose();
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super.dispose();
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}
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Future<void> initVideo() async {
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await videoCtrl.initialize();
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}
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@override
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Widget build(BuildContext context) {
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return FutureBuilder(
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future: initVideo(),
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builder: (context, snapshot) {
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return Chewie(
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controller: ChewieController(
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showOptions: false,
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autoPlay: true,
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aspectRatio: videoCtrl.value.aspectRatio,
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videoPlayerController: videoCtrl,
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),
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);
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},
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);
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}
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}
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