88 lines
3.1 KiB
Dart
88 lines
3.1 KiB
Dart
import 'package:aves/app_mode.dart';
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import 'package:aves/model/entry.dart';
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import 'package:aves/model/selection.dart';
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import 'package:aves/model/source/collection_lens.dart';
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import 'package:aves/services/viewer_service.dart';
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import 'package:aves/widgets/common/behaviour/routes.dart';
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import 'package:aves/widgets/common/scaling.dart';
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import 'package:aves/widgets/common/thumbnail/decorated.dart';
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import 'package:aves/widgets/viewer/entry_viewer_page.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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class InteractiveThumbnail extends StatelessWidget {
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final CollectionLens collection;
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final AvesEntry entry;
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final double tileExtent;
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final ValueNotifier<bool>? isScrollingNotifier;
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const InteractiveThumbnail({
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Key? key,
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required this.collection,
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required this.entry,
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required this.tileExtent,
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this.isScrollingNotifier,
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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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key: ValueKey(entry.uri),
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onTap: () {
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final appMode = context.read<ValueNotifier<AppMode>>().value;
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switch (appMode) {
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case AppMode.main:
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final selection = context.read<Selection<AvesEntry>>();
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if (selection.isSelecting) {
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selection.toggleSelection(entry);
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} else {
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_goToViewer(context);
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}
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break;
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case AppMode.pickExternal:
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ViewerService.pick(entry.uri);
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break;
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case AppMode.pickInternal:
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Navigator.pop(context, entry);
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break;
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case AppMode.view:
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break;
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}
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},
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child: MetaData(
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metaData: ScalerMetadata(entry),
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child: DecoratedThumbnail(
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entry: entry,
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tileExtent: tileExtent,
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// when the user is scrolling faster than we can retrieve the thumbnails,
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// the retrieval task queue can pile up for thumbnails that got disposed
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// in this case we pause the image retrieval task to get it out of the queue
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cancellableNotifier: isScrollingNotifier,
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// hero tag should include a collection identifier, so that it animates
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// between different views of the entry in the same collection (e.g. thumbnails <-> viewer)
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// but not between different collection instances, even with the same attributes (e.g. reloading collection page via drawer)
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heroTagger: () => Object.hashAll([collection.id, entry.uri]),
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),
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),
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);
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}
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void _goToViewer(BuildContext context) {
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Navigator.push(
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context,
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TransparentMaterialPageRoute(
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settings: const RouteSettings(name: EntryViewerPage.routeName),
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pageBuilder: (context, a, sa) {
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final viewerCollection = collection.copyWith(
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listenToSource: false,
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);
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assert(viewerCollection.sortedEntries.map((e) => e.contentId).contains(entry.contentId));
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return EntryViewerPage(
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collection: viewerCollection,
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initialEntry: entry,
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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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