renaming/reorganizing

lib/model/settings/screen_on.dart

@@ -1,13 +1,13 @@
 import 'package:screen/screen.dart';
 
-enum KeepScreenOn { never, fullscreenOnly, always }
+enum KeepScreenOn { never, viewerOnly, always }
 
 extension ExtraKeepScreenOn on KeepScreenOn {
   String get name {
     switch (this) {
       case KeepScreenOn.never:
         return 'Never';
-      case KeepScreenOn.fullscreenOnly:
+      case KeepScreenOn.viewerOnly:
         return 'Viewer page only';
       case KeepScreenOn.always:
         return 'Always';

lib/model/settings/settings.dart

@@ -3,7 +3,7 @@ import 'package:aves/model/settings/coordinate_format.dart';
 import 'package:aves/model/settings/entry_background.dart';
 import 'package:aves/model/settings/home_page.dart';
 import 'package:aves/model/settings/screen_on.dart';
-import 'package:aves/widgets/fullscreen/info/location_section.dart';
+import 'package:aves/widgets/viewer/info/location_section.dart';
 import 'package:firebase_analytics/firebase_analytics.dart';
 import 'package:firebase_core/firebase_core.dart';
 import 'package:firebase_crashlytics/firebase_crashlytics.dart';
@@ -99,7 +99,7 @@ class Settings extends ChangeNotifier {
 
   set mustBackTwiceToExit(bool newValue) => setAndNotify(mustBackTwiceToExitKey, newValue);
 
-  KeepScreenOn get keepScreenOn => getEnumOrDefault(keepScreenOnKey, KeepScreenOn.fullscreenOnly, KeepScreenOn.values);
+  KeepScreenOn get keepScreenOn => getEnumOrDefault(keepScreenOnKey, KeepScreenOn.viewerOnly, KeepScreenOn.values);
 
   set keepScreenOn(KeepScreenOn newValue) {
     setAndNotify(keepScreenOnKey, newValue.toString());

lib/widgets/collection/grid/list_sliver.dart

@@ -7,7 +7,7 @@ import 'package:aves/widgets/collection/grid/list_section_layout.dart';
 import 'package:aves/widgets/collection/thumbnail/decorated.dart';
 import 'package:aves/widgets/common/behaviour/routes.dart';
 import 'package:aves/widgets/common/scaling.dart';
-import 'package:aves/widgets/fullscreen/fullscreen_page.dart';
+import 'package:aves/widgets/viewer/entry_viewer_page.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
@@ -57,7 +57,7 @@ class GridThumbnail extends StatelessWidget {
       onTap: () {
         if (AvesApp.mode == AppMode.main) {
           if (collection.isBrowsing) {
-            _goToFullscreen(context);
+            _goToViewer(context);
           } else if (collection.isSelecting) {
             collection.toggleSelection(entry);
           }
@@ -77,12 +77,12 @@ class GridThumbnail extends StatelessWidget {
     );
   }
 
-  void _goToFullscreen(BuildContext context) {
+  void _goToViewer(BuildContext context) {
     Navigator.push(
       context,
       TransparentMaterialPageRoute(
-        settings: RouteSettings(name: MultiFullscreenPage.routeName),
-        pageBuilder: (c, a, sa) => MultiFullscreenPage(
+        settings: RouteSettings(name: MultiEntryViewerPage.routeName),
+        pageBuilder: (c, a, sa) => MultiEntryViewerPage(
           collection: collection,
           initialEntry: entry,
         ),

lib/widgets/common/magnifier/core/core.dart

@@ -35,11 +35,11 @@ class MagnifierCore extends StatefulWidget {
 
   @override
   State<StatefulWidget> createState() {
-    return MagnifierCoreState();
+    return _MagnifierCoreState();
   }
 }
 
-class MagnifierCoreState extends State<MagnifierCore> with TickerProviderStateMixin, MagnifierControllerDelegate, CornerHitDetector {
+class _MagnifierCoreState extends State<MagnifierCore> with TickerProviderStateMixin, MagnifierControllerDelegate, CornerHitDetector {
   Offset _startFocalPoint, _lastViewportFocalPosition;
   double _startScale, _quickScaleLastY, _quickScaleLastDistance;
   bool _doubleTap, _quickScaleMoved;

lib/widgets/common/magnifier/magnifier.dart

@@ -106,7 +106,7 @@ class _MagnifierState extends State<Magnifier> {
           widget.maxScale ?? ScaleLevel(factor: double.infinity),
           widget.initialScale ?? ScaleLevel(ref: ScaleReference.contained),
           constraints.biggest,
-          widget.childSize?.isEmpty == true ? constraints.biggest: widget.childSize,
+          widget.childSize?.isEmpty == true ? constraints.biggest : widget.childSize,
         ));
 
         return MagnifierCore(

lib/widgets/debug/android_dirs.dart

@@ -2,7 +2,7 @@ import 'dart:collection';
 
 import 'package:aves/services/android_debug_service.dart';
 import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 
 class DebugAndroidDirSection extends StatefulWidget {

lib/widgets/debug/android_env.dart

@@ -2,7 +2,7 @@ import 'dart:collection';
 
 import 'package:aves/services/android_debug_service.dart';
 import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 
 class DebugAndroidEnvironmentSection extends StatefulWidget {

lib/widgets/debug/app_debug_page.dart

@@ -10,7 +10,7 @@ import 'package:aves/widgets/debug/firebase.dart';
 import 'package:aves/widgets/debug/overlay.dart';
 import 'package:aves/widgets/debug/settings.dart';
 import 'package:aves/widgets/debug/storage.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
 
@@ -22,10 +22,10 @@ class AppDebugPage extends StatefulWidget {
   const AppDebugPage({this.source});
 
   @override
-  State<StatefulWidget> createState() => AppDebugPageState();
+  State<StatefulWidget> createState() => _AppDebugPageState();
 }
 
-class AppDebugPageState extends State<AppDebugPage> {
+class _AppDebugPageState extends State<AppDebugPage> {
   List<ImageEntry> get entries => widget.source.rawEntries;
 
   static OverlayEntry _taskQueueOverlayEntry;

lib/widgets/debug/firebase.dart

@@ -1,5 +1,5 @@
 import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:firebase_analytics/firebase_analytics.dart';
 import 'package:firebase_core/firebase_core.dart';
 import 'package:firebase_crashlytics/firebase_crashlytics.dart';

lib/widgets/debug/settings.dart

@@ -4,7 +4,7 @@ import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
 import 'package:aves/widgets/filter_grids/albums_page.dart';
 import 'package:aves/widgets/filter_grids/countries_page.dart';
 import 'package:aves/widgets/filter_grids/tags_page.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 

lib/widgets/debug/storage.dart

@@ -2,7 +2,7 @@ import 'package:aves/services/android_file_service.dart';
 import 'package:aves/utils/android_file_utils.dart';
 import 'package:aves/utils/file_utils.dart';
 import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 
 class DebugStorageSection extends StatefulWidget {

lib/widgets/home_page.dart

@@ -12,7 +12,7 @@ import 'package:aves/utils/android_file_utils.dart';
 import 'package:aves/widgets/collection/collection_page.dart';
 import 'package:aves/widgets/common/behaviour/routes.dart';
 import 'package:aves/widgets/filter_grids/albums_page.dart';
-import 'package:aves/widgets/fullscreen/fullscreen_page.dart';
+import 'package:aves/widgets/viewer/entry_viewer_page.dart';
 import 'package:aves/widgets/search/search_delegate.dart';
 import 'package:aves/widgets/search/search_page.dart';
 import 'package:firebase_crashlytics/firebase_crashlytics.dart';
@@ -121,8 +121,8 @@ class _HomePageState extends State<HomePage> {
   Route _getRedirectRoute() {
     if (AvesApp.mode == AppMode.view) {
       return DirectMaterialPageRoute(
-        settings: RouteSettings(name: SingleFullscreenPage.routeName),
-        builder: (_) => SingleFullscreenPage(entry: _viewerEntry),
+        settings: RouteSettings(name: SingleEntryViewerPage.routeName),
+        builder: (_) => SingleEntryViewerPage(entry: _viewerEntry),
       );
     }
 

lib/widgets/viewer/debug/db.dart

@@ -1,7 +1,7 @@
 import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/image_metadata.dart';
 import 'package:aves/model/metadata_db.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 
 class DbTab extends StatefulWidget {

lib/widgets/viewer/debug/metadata.dart

@@ -6,7 +6,7 @@ import 'package:aves/ref/mime_types.dart';
 import 'package:aves/services/android_debug_service.dart';
 import 'package:aves/utils/constants.dart';
 import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 
 class MetadataTab extends StatefulWidget {

lib/widgets/viewer/debug_page.dart

@@ -3,19 +3,19 @@ import 'package:aves/image_providers/uri_picture_provider.dart';
 import 'package:aves/main.dart';
 import 'package:aves/model/image_entry.dart';
 import 'package:aves/theme/icons.dart';
-import 'package:aves/widgets/fullscreen/debug/db.dart';
-import 'package:aves/widgets/fullscreen/debug/metadata.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/debug/db.dart';
+import 'package:aves/widgets/viewer/debug/metadata.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_svg/flutter_svg.dart';
 import 'package:tuple/tuple.dart';
 
-class FullscreenDebugPage extends StatelessWidget {
-  static const routeName = '/fullscreen/debug';
+class ViewerDebugPage extends StatelessWidget {
+  static const routeName = '/viewer/debug';
 
   final ImageEntry entry;
 
-  const FullscreenDebugPage({@required this.entry});
+  const ViewerDebugPage({@required this.entry});
 
   @override
   Widget build(BuildContext context) {

lib/widgets/viewer/entry_action_delegate.dart

@@ -9,9 +9,9 @@ import 'package:aves/widgets/common/action_mixins/feedback.dart';
 import 'package:aves/widgets/common/action_mixins/permission_aware.dart';
 import 'package:aves/widgets/dialogs/aves_dialog.dart';
 import 'package:aves/widgets/dialogs/rename_entry_dialog.dart';
-import 'package:aves/widgets/fullscreen/fullscreen_debug_page.dart';
-import 'package:aves/widgets/fullscreen/printing.dart';
-import 'package:aves/widgets/fullscreen/source_viewer_page.dart';
+import 'package:aves/widgets/viewer/debug_page.dart';
+import 'package:aves/widgets/viewer/printer.dart';
+import 'package:aves/widgets/viewer/source_viewer_page.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
 import 'package:flutter/services.dart';
@@ -168,8 +168,8 @@ class EntryActionDelegate with FeedbackMixin, PermissionAwareMixin {
     Navigator.push(
       context,
       MaterialPageRoute(
-        settings: RouteSettings(name: FullscreenDebugPage.routeName),
-        builder: (context) => FullscreenDebugPage(entry: entry),
+        settings: RouteSettings(name: ViewerDebugPage.routeName),
+        builder: (context) => ViewerDebugPage(entry: entry),
       ),
     );
   }

lib/widgets/viewer/entry_scroller.dart

@@ -3,13 +3,13 @@ import 'package:aves/model/multipage.dart';
 import 'package:aves/model/source/collection_lens.dart';
 import 'package:aves/widgets/common/magnifier/pan/gesture_detector_scope.dart';
 import 'package:aves/widgets/common/magnifier/pan/scroll_physics.dart';
-import 'package:aves/widgets/fullscreen/image_view.dart';
-import 'package:aves/widgets/fullscreen/multipage_controller.dart';
+import 'package:aves/widgets/viewer/multipage.dart';
+import 'package:aves/widgets/viewer/visual/entry_page_view.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_ijkplayer/flutter_ijkplayer.dart';
 import 'package:tuple/tuple.dart';
 
-class MultiImagePage extends StatefulWidget {
+class MultiEntryScroller extends StatefulWidget {
   final CollectionLens collection;
   final PageController pageController;
   final ValueChanged<int> onPageChanged;
@@ -18,7 +18,7 @@ class MultiImagePage extends StatefulWidget {
   final List<Tuple2<String, MultiPageController>> multiPageControllers;
   final void Function(String uri) onViewDisposed;
 
-  const MultiImagePage({
+  const MultiEntryScroller({
     this.collection,
     this.pageController,
     this.onPageChanged,
@@ -29,10 +29,10 @@ class MultiImagePage extends StatefulWidget {
   });
 
   @override
-  State<StatefulWidget> createState() => MultiImagePageState();
+  State<StatefulWidget> createState() => _MultiEntryScrollerState();
 }
 
-class MultiImagePageState extends State<MultiImagePage> with AutomaticKeepAliveClientMixin {
+class _MultiEntryScrollerState extends State<MultiEntryScroller> with AutomaticKeepAliveClientMixin {
   List<ImageEntry> get entries => widget.collection.sortedEntries;
 
   @override
@@ -79,8 +79,8 @@ class MultiImagePageState extends State<MultiImagePage> with AutomaticKeepAliveC
     );
   }
 
-  ImageView _buildViewer(ImageEntry entry, {MultiPageInfo multiPageInfo, int page = 0}) {
-    return ImageView(
+  EntryPageView _buildViewer(ImageEntry entry, {MultiPageInfo multiPageInfo, int page = 0}) {
+    return EntryPageView(
       key: Key('imageview'),
       entry: entry,
       multiPageInfo: multiPageInfo,
@@ -100,13 +100,13 @@ class MultiImagePageState extends State<MultiImagePage> with AutomaticKeepAliveC
   bool get wantKeepAlive => true;
 }
 
-class SingleImagePage extends StatefulWidget {
+class SingleEntryScroller extends StatefulWidget {
   final ImageEntry entry;
   final VoidCallback onTap;
   final List<Tuple2<String, IjkMediaController>> videoControllers;
   final List<Tuple2<String, MultiPageController>> multiPageControllers;
 
-  const SingleImagePage({
+  const SingleEntryScroller({
     this.entry,
     this.onTap,
     this.videoControllers,
@@ -114,10 +114,10 @@ class SingleImagePage extends StatefulWidget {
   });
 
   @override
-  State<StatefulWidget> createState() => SingleImagePageState();
+  State<StatefulWidget> createState() => _SingleEntryScrollerState();
 }
 
-class SingleImagePageState extends State<SingleImagePage> with AutomaticKeepAliveClientMixin {
+class _SingleEntryScrollerState extends State<SingleEntryScroller> with AutomaticKeepAliveClientMixin {
   ImageEntry get entry => widget.entry;
 
   @override
@@ -150,8 +150,8 @@ class SingleImagePageState extends State<SingleImagePage> with AutomaticKeepAliv
     );
   }
 
-  ImageView _buildViewer({MultiPageInfo multiPageInfo, int page = 0}) {
-    return ImageView(
+  EntryPageView _buildViewer({MultiPageInfo multiPageInfo, int page = 0}) {
+    return EntryPageView(
       entry: entry,
       multiPageInfo: multiPageInfo,
       page: page,

lib/widgets/viewer/entry_viewer_page.dart

@@ -1,16 +1,16 @@
 import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/source/collection_lens.dart';
 import 'package:aves/widgets/common/providers/media_query_data_provider.dart';
-import 'package:aves/widgets/fullscreen/fullscreen_body.dart';
+import 'package:aves/widgets/viewer/entry_viewer_stack.dart';
 import 'package:flutter/material.dart';
 
-class MultiFullscreenPage extends AnimatedWidget {
-  static const routeName = '/fullscreen';
+class MultiEntryViewerPage extends AnimatedWidget {
+  static const routeName = '/viewer';
 
   final CollectionLens collection;
   final ImageEntry initialEntry;
 
-  const MultiFullscreenPage({
+  const MultiEntryViewerPage({
     Key key,
     this.collection,
     this.initialEntry,
@@ -20,7 +20,7 @@ class MultiFullscreenPage extends AnimatedWidget {
   Widget build(BuildContext context) {
     return MediaQueryDataProvider(
       child: Scaffold(
-        body: FullscreenBody(
+        body: EntryViewerStack(
           collection: collection,
           initialEntry: initialEntry,
         ),
@@ -31,12 +31,12 @@ class MultiFullscreenPage extends AnimatedWidget {
   }
 }
 
-class SingleFullscreenPage extends StatelessWidget {
-  static const routeName = '/fullscreen';
+class SingleEntryViewerPage extends StatelessWidget {
+  static const routeName = '/viewer';
 
   final ImageEntry entry;
 
-  const SingleFullscreenPage({
+  const SingleEntryViewerPage({
     Key key,
     this.entry,
   }) : super(key: key);
@@ -45,7 +45,7 @@ class SingleFullscreenPage extends StatelessWidget {
   Widget build(BuildContext context) {
     return MediaQueryDataProvider(
       child: Scaffold(
-        body: FullscreenBody(
+        body: EntryViewerStack(
           initialEntry: entry,
         ),
         backgroundColor: Navigator.canPop(context) ? Colors.transparent : Colors.black,

lib/widgets/viewer/entry_viewer_stack.dart

@@ -9,16 +9,16 @@ import 'package:aves/theme/durations.dart';
 import 'package:aves/utils/change_notifier.dart';
 import 'package:aves/widgets/collection/collection_page.dart';
 import 'package:aves/widgets/common/magnifier/pan/scroll_physics.dart';
-import 'package:aves/widgets/fullscreen/entry_action_delegate.dart';
-import 'package:aves/widgets/fullscreen/image_page.dart';
-import 'package:aves/widgets/fullscreen/image_view.dart';
-import 'package:aves/widgets/fullscreen/info/info_page.dart';
-import 'package:aves/widgets/fullscreen/info/notifications.dart';
-import 'package:aves/widgets/fullscreen/multipage_controller.dart';
-import 'package:aves/widgets/fullscreen/overlay/bottom.dart';
-import 'package:aves/widgets/fullscreen/overlay/panorama.dart';
-import 'package:aves/widgets/fullscreen/overlay/top.dart';
-import 'package:aves/widgets/fullscreen/overlay/video.dart';
+import 'package:aves/widgets/viewer/entry_action_delegate.dart';
+import 'package:aves/widgets/viewer/entry_scroller.dart';
+import 'package:aves/widgets/viewer/info/info_page.dart';
+import 'package:aves/widgets/viewer/info/notifications.dart';
+import 'package:aves/widgets/viewer/multipage.dart';
+import 'package:aves/widgets/viewer/overlay/bottom.dart';
+import 'package:aves/widgets/viewer/overlay/panorama.dart';
+import 'package:aves/widgets/viewer/overlay/top.dart';
+import 'package:aves/widgets/viewer/overlay/video.dart';
+import 'package:aves/widgets/viewer/visual/state.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
@@ -28,21 +28,21 @@ import 'package:provider/provider.dart';
 import 'package:screen/screen.dart';
 import 'package:tuple/tuple.dart';
 
-class FullscreenBody extends StatefulWidget {
+class EntryViewerStack extends StatefulWidget {
   final CollectionLens collection;
   final ImageEntry initialEntry;
 
-  const FullscreenBody({
+  const EntryViewerStack({
     Key key,
     this.collection,
     this.initialEntry,
   }) : super(key: key);
 
   @override
-  FullscreenBodyState createState() => FullscreenBodyState();
+  _EntryViewerStackState createState() => _EntryViewerStackState();
 }
 
-class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProviderStateMixin, WidgetsBindingObserver {
+class _EntryViewerStackState extends State<EntryViewerStack> with SingleTickerProviderStateMixin, WidgetsBindingObserver {
   final ValueNotifier<ImageEntry> _entryNotifier = ValueNotifier(null);
   int _currentHorizontalPage;
   ValueNotifier<int> _currentVerticalPage;
@@ -106,13 +106,13 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
     _registerWidget(widget);
     WidgetsBinding.instance.addObserver(this);
     WidgetsBinding.instance.addPostFrameCallback((_) => _initOverlay());
-    if (settings.keepScreenOn == KeepScreenOn.fullscreenOnly) {
+    if (settings.keepScreenOn == KeepScreenOn.viewerOnly) {
       Screen.keepOn(true);
     }
   }
 
   @override
-  void didUpdateWidget(covariant FullscreenBody oldWidget) {
+  void didUpdateWidget(covariant EntryViewerStack oldWidget) {
     super.didUpdateWidget(oldWidget);
     _unregisterWidget(oldWidget);
     _registerWidget(widget);
@@ -132,11 +132,11 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
     super.dispose();
   }
 
-  void _registerWidget(FullscreenBody widget) {
+  void _registerWidget(EntryViewerStack widget) {
     widget.collection?.addListener(_onCollectionChange);
   }
 
-  void _unregisterWidget(FullscreenBody widget) {
+  void _unregisterWidget(EntryViewerStack widget) {
     widget.collection?.removeListener(_onCollectionChange);
   }
 
@@ -170,7 +170,7 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
         },
         child: Stack(
           children: [
-            FullscreenVerticalPageView(
+            ViewerVerticalPageView(
               collection: collection,
               entryNotifier: _entryNotifier,
               videoControllers: _videoControllers,
@@ -205,7 +205,7 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
         final multiPageController = _getMultiPageController(entry);
 
         final viewStateNotifier = _viewStateNotifiers.firstWhere((kv) => kv.item1 == entry.uri, orElse: () => null)?.item2;
-        return FullscreenTopOverlay(
+        return ViewerTopOverlay(
           entry: entry,
           scale: _topOverlayScale,
           canToggleFavourite: hasCollection,
@@ -264,7 +264,7 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
               ),
             SlideTransition(
               position: _bottomOverlayOffset,
-              child: FullscreenBottomOverlay(
+              child: ViewerBottomOverlay(
                 entries: entries,
                 index: _currentHorizontalPage,
                 showPosition: hasCollection,
@@ -372,11 +372,11 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
   void _onLeave() {
     if (Navigator.canPop(context)) {
       _showSystemUI();
-      if (settings.keepScreenOn == KeepScreenOn.fullscreenOnly) {
+      if (settings.keepScreenOn == KeepScreenOn.viewerOnly) {
         Screen.keepOn(false);
       }
     } else {
-      // exit app when trying to pop a fullscreen page that is a viewer for a single entry
+      // exit app when trying to pop a viewer page for a single entry
       SystemNavigator.pop();
     }
   }
@@ -472,7 +472,7 @@ class FullscreenBodyState extends State<FullscreenBody> with SingleTickerProvide
   void _pauseVideoControllers() => _videoControllers.forEach((e) => e.item2.pause());
 }
 
-class FullscreenVerticalPageView extends StatefulWidget {
+class ViewerVerticalPageView extends StatefulWidget {
   final CollectionLens collection;
   final ValueNotifier<ImageEntry> entryNotifier;
   final List<Tuple2<String, IjkMediaController>> videoControllers;
@@ -482,7 +482,7 @@ class FullscreenVerticalPageView extends StatefulWidget {
   final VoidCallback onImageTap, onImagePageRequested;
   final void Function(String uri) onViewDisposed;
 
-  const FullscreenVerticalPageView({
+  const ViewerVerticalPageView({
     @required this.collection,
     @required this.entryNotifier,
     @required this.videoControllers,
@@ -497,10 +497,10 @@ class FullscreenVerticalPageView extends StatefulWidget {
   });
 
   @override
-  _FullscreenVerticalPageViewState createState() => _FullscreenVerticalPageViewState();
+  _ViewerVerticalPageViewState createState() => _ViewerVerticalPageViewState();
 }
 
-class _FullscreenVerticalPageViewState extends State<FullscreenVerticalPageView> {
+class _ViewerVerticalPageViewState extends State<ViewerVerticalPageView> {
   final ValueNotifier<Color> _backgroundColorNotifier = ValueNotifier(Colors.black);
   final ValueNotifier<bool> _infoPageVisibleNotifier = ValueNotifier(false);
   ImageEntry _oldEntry;
@@ -518,7 +518,7 @@ class _FullscreenVerticalPageViewState extends State<FullscreenVerticalPageView>
   }
 
   @override
-  void didUpdateWidget(covariant FullscreenVerticalPageView oldWidget) {
+  void didUpdateWidget(covariant ViewerVerticalPageView oldWidget) {
     super.didUpdateWidget(oldWidget);
     _unregisterWidget(oldWidget);
     _registerWidget(widget);
@@ -530,13 +530,13 @@ class _FullscreenVerticalPageViewState extends State<FullscreenVerticalPageView>
     super.dispose();
   }
 
-  void _registerWidget(FullscreenVerticalPageView widget) {
+  void _registerWidget(ViewerVerticalPageView widget) {
     widget.verticalPager.addListener(_onVerticalPageControllerChanged);
     widget.entryNotifier.addListener(_onEntryChanged);
     if (_oldEntry != entry) _onEntryChanged();
   }
 
-  void _unregisterWidget(FullscreenVerticalPageView widget) {
+  void _unregisterWidget(ViewerVerticalPageView widget) {
     widget.verticalPager.removeListener(_onVerticalPageControllerChanged);
     widget.entryNotifier.removeListener(_onEntryChanged);
     _oldEntry?.imageChangeNotifier?.removeListener(_onImageChanged);
@@ -545,10 +545,10 @@ class _FullscreenVerticalPageViewState extends State<FullscreenVerticalPageView>
   @override
   Widget build(BuildContext context) {
     final pages = [
-      // fake page for opacity transition between collection and fullscreen views
+      // fake page for opacity transition between collection and viewer
       SizedBox(),
       hasCollection
-          ? MultiImagePage(
+          ? MultiEntryScroller(
               collection: collection,
               pageController: widget.horizontalPager,
               onTap: widget.onImageTap,
@@ -557,7 +557,7 @@ class _FullscreenVerticalPageViewState extends State<FullscreenVerticalPageView>
               multiPageControllers: widget.multiPageControllers,
               onViewDisposed: widget.onViewDisposed,
             )
-          : SingleImagePage(
+          : SingleEntryScroller(
               entry: entry,
               onTap: widget.onImageTap,
               videoControllers: widget.videoControllers,

lib/widgets/viewer/info/basic_section.dart

@@ -9,7 +9,7 @@ import 'package:aves/ref/mime_types.dart';
 import 'package:aves/utils/constants.dart';
 import 'package:aves/utils/file_utils.dart';
 import 'package:aves/widgets/common/identity/aves_filter_chip.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';

lib/widgets/viewer/info/info_app_bar.dart

@@ -1,8 +1,8 @@
 import 'package:aves/model/image_entry.dart';
 import 'package:aves/theme/icons.dart';
 import 'package:aves/widgets/common/app_bar_title.dart';
-import 'package:aves/widgets/fullscreen/info/info_search.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/metadata_section.dart';
+import 'package:aves/widgets/viewer/info/info_search.dart';
+import 'package:aves/widgets/viewer/info/metadata/metadata_section.dart';
 import 'package:flutter/material.dart';
 
 class InfoAppBar extends StatelessWidget {

lib/widgets/viewer/info/info_page.dart

@@ -3,11 +3,11 @@ import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/source/collection_lens.dart';
 import 'package:aves/theme/durations.dart';
 import 'package:aves/widgets/common/providers/media_query_data_provider.dart';
-import 'package:aves/widgets/fullscreen/info/basic_section.dart';
-import 'package:aves/widgets/fullscreen/info/info_app_bar.dart';
-import 'package:aves/widgets/fullscreen/info/location_section.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/metadata_section.dart';
-import 'package:aves/widgets/fullscreen/info/notifications.dart';
+import 'package:aves/widgets/viewer/info/basic_section.dart';
+import 'package:aves/widgets/viewer/info/info_app_bar.dart';
+import 'package:aves/widgets/viewer/info/location_section.dart';
+import 'package:aves/widgets/viewer/info/metadata/metadata_section.dart';
+import 'package:aves/widgets/viewer/info/notifications.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import 'package:tuple/tuple.dart';
@@ -25,10 +25,10 @@ class InfoPage extends StatefulWidget {
   }) : super(key: key);
 
   @override
-  State<StatefulWidget> createState() => InfoPageState();
+  State<StatefulWidget> createState() => _InfoPageState();
 }
 
-class InfoPageState extends State<InfoPage> {
+class _InfoPageState extends State<InfoPage> {
   final ScrollController _scrollController = ScrollController();
   bool _scrollStartFromTop = false;
 

lib/widgets/viewer/info/info_search.dart

@@ -1,8 +1,8 @@
 import 'package:aves/model/image_entry.dart';
 import 'package:aves/theme/icons.dart';
 import 'package:aves/widgets/collection/empty.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/metadata_dir_tile.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/metadata_section.dart';
+import 'package:aves/widgets/viewer/info/metadata/metadata_dir_tile.dart';
+import 'package:aves/widgets/viewer/info/metadata/metadata_section.dart';
 import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';
 

lib/widgets/viewer/info/location_section.dart

@@ -6,11 +6,11 @@ import 'package:aves/model/source/collection_lens.dart';
 import 'package:aves/theme/durations.dart';
 import 'package:aves/theme/icons.dart';
 import 'package:aves/widgets/common/identity/aves_filter_chip.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
-import 'package:aves/widgets/fullscreen/info/maps/common.dart';
-import 'package:aves/widgets/fullscreen/info/maps/google_map.dart';
-import 'package:aves/widgets/fullscreen/info/maps/leaflet_map.dart';
-import 'package:aves/widgets/fullscreen/info/maps/marker.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
+import 'package:aves/widgets/viewer/info/maps/common.dart';
+import 'package:aves/widgets/viewer/info/maps/google_map.dart';
+import 'package:aves/widgets/viewer/info/maps/leaflet_map.dart';
+import 'package:aves/widgets/viewer/info/maps/marker.dart';
 import 'package:flutter/material.dart';
 import 'package:tuple/tuple.dart';
 

lib/widgets/viewer/info/maps/common.dart

@@ -6,8 +6,8 @@ import 'package:aves/widgets/common/fx/blurred.dart';
 import 'package:aves/widgets/common/fx/borders.dart';
 import 'package:aves/widgets/dialogs/aves_dialog.dart';
 import 'package:aves/widgets/dialogs/aves_selection_dialog.dart';
-import 'package:aves/widgets/fullscreen/info/location_section.dart';
-import 'package:aves/widgets/fullscreen/overlay/common.dart';
+import 'package:aves/widgets/viewer/info/location_section.dart';
+import 'package:aves/widgets/viewer/overlay/common.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
 

lib/widgets/viewer/info/maps/google_map.dart

@@ -2,9 +2,9 @@ import 'dart:async';
 import 'dart:typed_data';
 
 import 'package:aves/model/settings/settings.dart';
-import 'package:aves/widgets/fullscreen/info/location_section.dart';
-import 'package:aves/widgets/fullscreen/info/maps/common.dart';
-import 'package:aves/widgets/fullscreen/info/maps/marker.dart';
+import 'package:aves/widgets/viewer/info/location_section.dart';
+import 'package:aves/widgets/viewer/info/maps/common.dart';
+import 'package:aves/widgets/viewer/info/maps/marker.dart';
 import 'package:flutter/material.dart';
 import 'package:google_maps_flutter/google_maps_flutter.dart';
 import 'package:tuple/tuple.dart';
@@ -27,10 +27,10 @@ class EntryGoogleMap extends StatefulWidget {
         super(key: key);
 
   @override
-  State<StatefulWidget> createState() => EntryGoogleMapState();
+  State<StatefulWidget> createState() => _EntryGoogleMapState();
 }
 
-class EntryGoogleMapState extends State<EntryGoogleMap> with AutomaticKeepAliveClientMixin {
+class _EntryGoogleMapState extends State<EntryGoogleMap> with AutomaticKeepAliveClientMixin {
   GoogleMapController _controller;
   Completer<Uint8List> _markerLoaderCompleter;
 

lib/widgets/viewer/info/maps/leaflet_map.dart

@@ -1,6 +1,6 @@
 import 'package:aves/model/settings/settings.dart';
-import 'package:aves/widgets/fullscreen/info/maps/common.dart';
-import 'package:aves/widgets/fullscreen/info/maps/scale_layer.dart';
+import 'package:aves/widgets/viewer/info/maps/common.dart';
+import 'package:aves/widgets/viewer/info/maps/scale_layer.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_map/flutter_map.dart';
 import 'package:flutter_markdown/flutter_markdown.dart';
@@ -28,10 +28,10 @@ class EntryLeafletMap extends StatefulWidget {
   }) : super(key: key);
 
   @override
-  State<StatefulWidget> createState() => EntryLeafletMapState();
+  State<StatefulWidget> createState() => _EntryLeafletMapState();
 }
 
-class EntryLeafletMapState extends State<EntryLeafletMap> with AutomaticKeepAliveClientMixin, TickerProviderStateMixin {
+class _EntryLeafletMapState extends State<EntryLeafletMap> with AutomaticKeepAliveClientMixin, TickerProviderStateMixin {
   final MapController _mapController = MapController();
 
   @override

lib/widgets/viewer/info/metadata/metadata_dir_tile.dart

@@ -7,11 +7,11 @@ import 'package:aves/theme/icons.dart';
 import 'package:aves/utils/color_utils.dart';
 import 'package:aves/utils/constants.dart';
 import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/metadata_section.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/metadata_thumbnail.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_tile.dart';
-import 'package:aves/widgets/fullscreen/source_viewer_page.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
+import 'package:aves/widgets/viewer/info/metadata/metadata_section.dart';
+import 'package:aves/widgets/viewer/info/metadata/metadata_thumbnail.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_tile.dart';
+import 'package:aves/widgets/viewer/source_viewer_page.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 

lib/widgets/viewer/info/metadata/metadata_section.dart

@@ -5,8 +5,8 @@ import 'package:aves/services/metadata_service.dart';
 import 'package:aves/services/svg_metadata_service.dart';
 import 'package:aves/theme/durations.dart';
 import 'package:aves/theme/icons.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/metadata_dir_tile.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
+import 'package:aves/widgets/viewer/info/metadata/metadata_dir_tile.dart';
 import 'package:collection/collection.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';

lib/widgets/viewer/info/metadata/xmp_namespaces.dart

@@ -3,7 +3,7 @@ import 'package:aves/ref/xmp.dart';
 import 'package:aves/utils/constants.dart';
 import 'package:aves/utils/string_utils.dart';
 import 'package:aves/widgets/common/identity/highlight_title.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:collection/collection.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';

lib/widgets/viewer/info/metadata/xmp_ns/exif.dart

@@ -1,5 +1,5 @@
 import 'package:aves/ref/exif.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_namespaces.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_namespaces.dart';
 
 // cf https://github.com/adobe/xmp-docs/blob/master/XMPNamespaces/exif.md
 class XmpExifNamespace extends XmpNamespace {

lib/widgets/viewer/info/metadata/xmp_ns/google.dart

@@ -1,5 +1,5 @@
-import 'package:aves/widgets/fullscreen/info/common.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_namespaces.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_namespaces.dart';
 import 'package:tuple/tuple.dart';
 
 abstract class XmpGoogleNamespace extends XmpNamespace {

lib/widgets/viewer/info/metadata/xmp_ns/iptc.dart

@@ -1,5 +1,5 @@
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_namespaces.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_structs.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_namespaces.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_structs.dart';
 import 'package:flutter/material.dart';
 
 class XmpIptcCoreNamespace extends XmpNamespace {

lib/widgets/viewer/info/metadata/xmp_ns/photoshop.dart

@@ -1,6 +1,6 @@
 // cf photoshop:ColorMode
 // cf https://github.com/adobe/xmp-docs/blob/master/XMPNamespaces/photoshop.md
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_namespaces.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_namespaces.dart';
 
 class XmpPhotoshopNamespace extends XmpNamespace {
   static const ns = 'photoshop';

lib/widgets/viewer/info/metadata/xmp_ns/tiff.dart

@@ -1,5 +1,5 @@
 import 'package:aves/ref/exif.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_namespaces.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_namespaces.dart';
 
 // cf https://github.com/adobe/xmp-docs/blob/master/XMPNamespaces/tiff.md
 class XmpTiffNamespace extends XmpNamespace {

lib/widgets/viewer/info/metadata/xmp_ns/xmp.dart

@@ -1,7 +1,7 @@
 import 'package:aves/ref/mime_types.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_namespaces.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_structs.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_namespaces.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_structs.dart';
 import 'package:flutter/material.dart';
 
 class XmpBasicNamespace extends XmpNamespace {

lib/widgets/viewer/info/metadata/xmp_structs.dart

@@ -5,7 +5,7 @@ import 'package:aves/theme/icons.dart';
 import 'package:aves/utils/constants.dart';
 import 'package:aves/widgets/common/basic/multi_cross_fader.dart';
 import 'package:aves/widgets/common/identity/highlight_title.dart';
-import 'package:aves/widgets/fullscreen/info/common.dart';
+import 'package:aves/widgets/viewer/info/common.dart';
 import 'package:flutter/material.dart';
 
 class XmpStructArrayCard extends StatefulWidget {

lib/widgets/viewer/info/metadata/xmp_tile.dart

@@ -9,14 +9,14 @@ import 'package:aves/widgets/common/action_mixins/feedback.dart';
 import 'package:aves/widgets/common/behaviour/routes.dart';
 import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
 import 'package:aves/widgets/dialogs/aves_dialog.dart';
-import 'package:aves/widgets/fullscreen/fullscreen_page.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_namespaces.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_ns/exif.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_ns/google.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_ns/iptc.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_ns/photoshop.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_ns/tiff.dart';
-import 'package:aves/widgets/fullscreen/info/metadata/xmp_ns/xmp.dart';
+import 'package:aves/widgets/viewer/entry_viewer_page.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_namespaces.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_ns/exif.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_ns/google.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_ns/iptc.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_ns/photoshop.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_ns/tiff.dart';
+import 'package:aves/widgets/viewer/info/metadata/xmp_ns/xmp.dart';
 import 'package:collection/collection.dart';
 import 'package:flutter/material.dart';
 import 'package:pedantic/pedantic.dart';
@@ -127,8 +127,8 @@ class _XmpDirTileState extends State<XmpDirTile> with FeedbackMixin {
     unawaited(Navigator.push(
       context,
       TransparentMaterialPageRoute(
-        settings: RouteSettings(name: SingleFullscreenPage.routeName),
-        pageBuilder: (c, a, sa) => SingleFullscreenPage(entry: embedEntry),
+        settings: RouteSettings(name: SingleEntryViewerPage.routeName),
+        pageBuilder: (c, a, sa) => SingleEntryViewerPage(entry: embedEntry),
       ),
     ));
   }

lib/widgets/viewer/overlay/bottom.dart

@@ -10,23 +10,23 @@ import 'package:aves/theme/durations.dart';
 import 'package:aves/theme/icons.dart';
 import 'package:aves/utils/constants.dart';
 import 'package:aves/widgets/common/fx/blurred.dart';
-import 'package:aves/widgets/fullscreen/multipage_controller.dart';
-import 'package:aves/widgets/fullscreen/overlay/common.dart';
-import 'package:aves/widgets/fullscreen/overlay/multipage.dart';
+import 'package:aves/widgets/viewer/multipage.dart';
+import 'package:aves/widgets/viewer/overlay/common.dart';
+import 'package:aves/widgets/viewer/overlay/multipage.dart';
 import 'package:decorated_icon/decorated_icon.dart';
 import 'package:flutter/material.dart';
 import 'package:intl/intl.dart';
 import 'package:provider/provider.dart';
 import 'package:tuple/tuple.dart';
 
-class FullscreenBottomOverlay extends StatefulWidget {
+class ViewerBottomOverlay extends StatefulWidget {
   final List<ImageEntry> entries;
   final int index;
   final bool showPosition;
   final EdgeInsets viewInsets, viewPadding;
   final MultiPageController multiPageController;
 
-  const FullscreenBottomOverlay({
+  const ViewerBottomOverlay({
     Key key,
     @required this.entries,
     @required this.index,
@@ -37,10 +37,10 @@ class FullscreenBottomOverlay extends StatefulWidget {
   }) : super(key: key);
 
   @override
-  State<StatefulWidget> createState() => _FullscreenBottomOverlayState();
+  State<StatefulWidget> createState() => _ViewerBottomOverlayState();
 }
 
-class _FullscreenBottomOverlayState extends State<FullscreenBottomOverlay> {
+class _ViewerBottomOverlayState extends State<ViewerBottomOverlay> {
   Future<OverlayMetadata> _detailLoader;
   ImageEntry _lastEntry;
   OverlayMetadata _lastDetails;
@@ -58,7 +58,7 @@ class _FullscreenBottomOverlayState extends State<FullscreenBottomOverlay> {
   }
 
   @override
-  void didUpdateWidget(covariant FullscreenBottomOverlay oldWidget) {
+  void didUpdateWidget(covariant ViewerBottomOverlay oldWidget) {
     super.didUpdateWidget(oldWidget);
     if (entry != _lastEntry) {
       _initDetailLoader();

lib/widgets/viewer/overlay/minimap.dart

@@ -2,8 +2,8 @@ import 'dart:math';
 
 import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/multipage.dart';
-import 'package:aves/widgets/fullscreen/image_view.dart';
-import 'package:aves/widgets/fullscreen/multipage_controller.dart';
+import 'package:aves/widgets/viewer/multipage.dart';
+import 'package:aves/widgets/viewer/visual/state.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 

lib/widgets/viewer/overlay/multipage.dart

@@ -4,7 +4,7 @@ import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/multipage.dart';
 import 'package:aves/theme/durations.dart';
 import 'package:aves/widgets/collection/thumbnail/raster.dart';
-import 'package:aves/widgets/fullscreen/multipage_controller.dart';
+import 'package:aves/widgets/viewer/multipage.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 

lib/widgets/viewer/overlay/panorama.dart

@@ -1,6 +1,6 @@
 import 'package:aves/model/image_entry.dart';
-import 'package:aves/widgets/fullscreen/overlay/common.dart';
-import 'package:aves/widgets/fullscreen/panorama_page.dart';
+import 'package:aves/widgets/viewer/overlay/common.dart';
+import 'package:aves/widgets/viewer/panorama_page.dart';
 import 'package:flutter/material.dart';
 
 class PanoramaOverlay extends StatelessWidget {

lib/widgets/viewer/overlay/top.dart

@@ -8,17 +8,17 @@ import 'package:aves/theme/durations.dart';
 import 'package:aves/theme/icons.dart';
 import 'package:aves/widgets/common/basic/menu_row.dart';
 import 'package:aves/widgets/common/fx/sweeper.dart';
-import 'package:aves/widgets/fullscreen/image_view.dart';
-import 'package:aves/widgets/fullscreen/multipage_controller.dart';
-import 'package:aves/widgets/fullscreen/overlay/common.dart';
-import 'package:aves/widgets/fullscreen/overlay/minimap.dart';
+import 'package:aves/widgets/viewer/multipage.dart';
+import 'package:aves/widgets/viewer/overlay/common.dart';
+import 'package:aves/widgets/viewer/overlay/minimap.dart';
+import 'package:aves/widgets/viewer/visual/state.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart';
 import 'package:provider/provider.dart';
 import 'package:tuple/tuple.dart';
 
-class FullscreenTopOverlay extends StatelessWidget {
+class ViewerTopOverlay extends StatelessWidget {
   final ImageEntry entry;
   final Animation<double> scale;
   final EdgeInsets viewInsets, viewPadding;
@@ -33,7 +33,7 @@ class FullscreenTopOverlay extends StatelessWidget {
 
   static const int portraitActionCount = 2;
 
-  const FullscreenTopOverlay({
+  const ViewerTopOverlay({
     Key key,
     @required this.entry,
     @required this.scale,

lib/widgets/viewer/overlay/video.dart

@@ -7,7 +7,7 @@ import 'package:aves/theme/icons.dart';
 import 'package:aves/utils/time_utils.dart';
 import 'package:aves/widgets/common/fx/blurred.dart';
 import 'package:aves/widgets/common/fx/borders.dart';
-import 'package:aves/widgets/fullscreen/overlay/common.dart';
+import 'package:aves/widgets/viewer/overlay/common.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_ijkplayer/flutter_ijkplayer.dart';
 
@@ -24,10 +24,10 @@ class VideoControlOverlay extends StatefulWidget {
   }) : super(key: key);
 
   @override
-  State<StatefulWidget> createState() => VideoControlOverlayState();
+  State<StatefulWidget> createState() => _VideoControlOverlayState();
 }
 
-class VideoControlOverlayState extends State<VideoControlOverlay> with SingleTickerProviderStateMixin {
+class _VideoControlOverlayState extends State<VideoControlOverlay> with SingleTickerProviderStateMixin {
   final GlobalKey _progressBarKey = GlobalKey();
   bool _playingOnDragStart = false;
   AnimationController _playPauseAnimation;

lib/widgets/viewer/panorama_page.dart

@@ -4,7 +4,7 @@ import 'package:flutter/material.dart';
 import 'package:panorama/panorama.dart';
 
 class PanoramaPage extends StatelessWidget {
-  static const routeName = '/fullscreen/panorama';
+  static const routeName = '/viewer/panorama';
 
   final ImageEntry entry;
 

lib/widgets/viewer/source_viewer_page.dart

@@ -3,7 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_highlight/themes/darcula.dart';
 
 class SourceViewerPage extends StatefulWidget {
-  static const routeName = '/fullscreen/source';
+  static const routeName = '/viewer/source';
 
   final Future<String> Function() loader;
 

lib/widgets/viewer/visual/entry_page_view.dart

@@ -5,24 +5,24 @@ import 'package:aves/model/image_entry.dart';
 import 'package:aves/model/multipage.dart';
 import 'package:aves/model/settings/entry_background.dart';
 import 'package:aves/model/settings/settings.dart';
-import 'package:aves/theme/icons.dart';
-import 'package:aves/widgets/collection/empty.dart';
-import 'package:aves/widgets/common/fx/checkered_decoration.dart';
 import 'package:aves/widgets/common/magnifier/controller/controller.dart';
 import 'package:aves/widgets/common/magnifier/controller/state.dart';
 import 'package:aves/widgets/common/magnifier/magnifier.dart';
 import 'package:aves/widgets/common/magnifier/scale/scale_boundaries.dart';
 import 'package:aves/widgets/common/magnifier/scale/scale_level.dart';
 import 'package:aves/widgets/common/magnifier/scale/state.dart';
-import 'package:aves/widgets/fullscreen/tiled_view.dart';
-import 'package:aves/widgets/fullscreen/video_view.dart';
+import 'package:aves/widgets/viewer/visual/error.dart';
+import 'package:aves/widgets/viewer/visual/raster.dart';
+import 'package:aves/widgets/viewer/visual/state.dart';
+import 'package:aves/widgets/viewer/visual/vector.dart';
+import 'package:aves/widgets/viewer/visual/video.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_ijkplayer/flutter_ijkplayer.dart';
 import 'package:flutter_svg/flutter_svg.dart';
 import 'package:tuple/tuple.dart';
 
-class ImageView extends StatefulWidget {
+class EntryPageView extends StatefulWidget {
   final ImageEntry entry;
   final MultiPageInfo multiPageInfo;
   final int page;
@@ -32,8 +32,11 @@ class ImageView extends StatefulWidget {
   final VoidCallback onDisposed;
 
   static const decorationCheckSize = 20.0;
+  static const initialScale = ScaleLevel(ref: ScaleReference.contained);
+  static const minScale = ScaleLevel(ref: ScaleReference.contained);
+  static const maxScale = ScaleLevel(factor: 2.0);
 
-  const ImageView({
+  const EntryPageView({
     Key key,
     @required this.entry,
     this.multiPageInfo,
@@ -45,18 +48,14 @@ class ImageView extends StatefulWidget {
   }) : super(key: key);
 
   @override
-  _ImageViewState createState() => _ImageViewState();
+  _EntryPageViewState createState() => _EntryPageViewState();
 }
 
-class _ImageViewState extends State<ImageView> {
+class _EntryPageViewState extends State<EntryPageView> {
   final MagnifierController _magnifierController = MagnifierController();
   final ValueNotifier<ViewState> _viewStateNotifier = ValueNotifier(ViewState.zero);
   final List<StreamSubscription> _subscriptions = [];
 
-  static const initialScale = ScaleLevel(ref: ScaleReference.contained);
-  static const minScale = ScaleLevel(ref: ScaleReference.contained);
-  static const maxScale = ScaleLevel(factor: 2.0);
-
   ImageEntry get entry => widget.entry;
 
   MultiPageInfo get multiPageInfo => widget.multiPageInfo;
@@ -95,7 +94,7 @@ class _ImageViewState extends State<ImageView> {
     } else if (entry.canDecode) {
       child = _buildRasterView();
     }
-    child ??= ErrorChild(onTap: () => onTap?.call(null));
+    child ??= ErrorView(onTap: () => onTap?.call(null));
 
     // no hero for videos, as a typical video first frame is different from its thumbnail
     return widget.heroTag != null && !entry.isVideo
@@ -116,13 +115,13 @@ class _ImageViewState extends State<ImageView> {
         multiPageInfo: multiPageInfo,
         page: page,
         viewStateNotifier: _viewStateNotifier,
-        errorBuilder: (context, error, stackTrace) => ErrorChild(onTap: () => onTap?.call(null)),
+        errorBuilder: (context, error, stackTrace) => ErrorView(onTap: () => onTap?.call(null)),
       ),
       childSize: pageDisplaySize,
       controller: _magnifierController,
-      maxScale: maxScale,
-      minScale: minScale,
-      initialScale: initialScale,
+      maxScale: EntryPageView.maxScale,
+      minScale: EntryPageView.minScale,
+      initialScale: EntryPageView.initialScale,
       onTap: (c, d, s, childPosition) => onTap?.call(childPosition),
       applyScale: false,
     );
@@ -142,43 +141,16 @@ class _ImageViewState extends State<ImageView> {
       ),
       childSize: pageDisplaySize,
       controller: _magnifierController,
-      minScale: minScale,
-      initialScale: initialScale,
+      minScale: EntryPageView.minScale,
+      initialScale: EntryPageView.initialScale,
       scaleStateCycle: _vectorScaleStateCycle,
       onTap: (c, d, s, childPosition) => onTap?.call(childPosition),
     );
 
     if (background == EntryBackground.checkered) {
-      child = ValueListenableBuilder<ViewState>(
-        valueListenable: _viewStateNotifier,
-        builder: (context, viewState, child) {
-          final viewportSize = viewState.viewportSize;
-          if (viewportSize == null) return child;
-
-          final side = viewportSize.shortestSide;
-          final checkSize = side / ((side / ImageView.decorationCheckSize).round());
-
-          final viewSize = pageDisplaySize * viewState.scale;
-          final decorationSize = applyBoxFit(BoxFit.none, viewSize, viewportSize).source;
-          final offset = ((decorationSize - viewportSize) as Offset) / 2;
-
-          return Stack(
-            alignment: Alignment.center,
-            children: [
-              Positioned(
-                width: decorationSize.width,
-                height: decorationSize.height,
-                child: DecoratedBox(
-                  decoration: CheckeredDecoration(
-                    checkSize: checkSize,
-                    offset: offset,
-                  ),
-                ),
-              ),
-              child,
-            ],
-          );
-        },
+      child = VectorViewCheckeredBackground(
+        displaySize: pageDisplaySize,
+        viewStateNotifier: _viewStateNotifier,
         child: child,
       );
     }
@@ -196,9 +168,9 @@ class _ImageViewState extends State<ImageView> {
           : SizedBox(),
       childSize: pageDisplaySize,
       controller: _magnifierController,
-      maxScale: maxScale,
-      minScale: minScale,
-      initialScale: initialScale,
+      maxScale: EntryPageView.maxScale,
+      minScale: EntryPageView.minScale,
+      initialScale: EntryPageView.initialScale,
       onTap: (c, d, s, childPosition) => onTap?.call(childPosition),
     );
   }
@@ -227,50 +199,4 @@ class _ImageViewState extends State<ImageView> {
   }
 }
 
-class ViewState {
-  final Offset position;
-  final double scale;
-  final Size viewportSize;
-
-  static const ViewState zero = ViewState(Offset.zero, 0, null);
-
-  const ViewState(this.position, this.scale, this.viewportSize);
-
-  @override
-  String toString() => '$runtimeType#${shortHash(this)}{position=$position, scale=$scale, viewportSize=$viewportSize}';
-}
-
-class ViewStateNotification extends Notification {
-  final String uri;
-  final ViewState viewState;
-
-  const ViewStateNotification(this.uri, this.viewState);
-
-  @override
-  String toString() => '$runtimeType#${shortHash(this)}{uri=$uri, viewState=$viewState}';
-}
-
-class ErrorChild extends StatelessWidget {
-  final VoidCallback onTap;
-
-  const ErrorChild({@required this.onTap});
-
-  @override
-  Widget build(BuildContext context) {
-    return GestureDetector(
-      onTap: () => onTap?.call(),
-      // use a `Container` with a dummy color to make it expand
-      // so that we can also detect taps around the title `Text`
-      child: Container(
-        color: Colors.transparent,
-        child: EmptyContent(
-          icon: AIcons.error,
-          text: 'Oops!',
-          alignment: Alignment.center,
-        ),
-      ),
-    );
-  }
-}
-
 typedef MagnifierTapCallback = void Function(Offset childPosition);

lib/widgets/viewer/visual/error.dart

@@ -0,0 +1,27 @@
+import 'package:aves/theme/icons.dart';
+import 'package:aves/widgets/collection/empty.dart';
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+
+class ErrorView extends StatelessWidget {
+  final VoidCallback onTap;
+
+  const ErrorView({@required this.onTap});
+
+  @override
+  Widget build(BuildContext context) {
+    return GestureDetector(
+      onTap: () => onTap?.call(),
+      // use a `Container` with a dummy color to make it expand
+      // so that we can also detect taps around the title `Text`
+      child: Container(
+        color: Colors.transparent,
+        child: EmptyContent(
+          icon: AIcons.error,
+          text: 'Oops!',
+          alignment: Alignment.center,
+        ),
+      ),
+    );
+  }
+}

lib/widgets/viewer/visual/raster.dart

@@ -9,7 +9,8 @@ import 'package:aves/model/settings/entry_background.dart';
 import 'package:aves/model/settings/settings.dart';
 import 'package:aves/utils/math_utils.dart';
 import 'package:aves/widgets/common/fx/checkered_decoration.dart';
-import 'package:aves/widgets/fullscreen/image_view.dart';
+import 'package:aves/widgets/viewer/visual/entry_page_view.dart';
+import 'package:aves/widgets/viewer/visual/state.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:tuple/tuple.dart';
@@ -221,7 +222,7 @@ class _TiledImageViewState extends State<TiledImageView> {
     final background = settings.rasterBackground;
     if (background == EntryBackground.checkered) {
       final side = viewportSize.shortestSide;
-      final checkSize = side / ((side / ImageView.decorationCheckSize).round());
+      final checkSize = side / ((side / EntryPageView.decorationCheckSize).round());
       final offset = ((decorationSize - viewportSize) as Offset) / 2;
       decoration = CheckeredDecoration(
         checkSize: checkSize,

lib/widgets/viewer/visual/state.dart

@@ -0,0 +1,25 @@
+import 'package:flutter/foundation.dart';
+import 'package:flutter/widgets.dart';
+
+class ViewState {
+  final Offset position;
+  final double scale;
+  final Size viewportSize;
+
+  static const ViewState zero = ViewState(Offset.zero, 0, null);
+
+  const ViewState(this.position, this.scale, this.viewportSize);
+
+  @override
+  String toString() => '$runtimeType#${shortHash(this)}{position=$position, scale=$scale, viewportSize=$viewportSize}';
+}
+
+class ViewStateNotification extends Notification {
+  final String uri;
+  final ViewState viewState;
+
+  const ViewStateNotification(this.uri, this.viewState);
+
+  @override
+  String toString() => '$runtimeType#${shortHash(this)}{uri=$uri, viewState=$viewState}';
+}

lib/widgets/viewer/visual/vector.dart

@@ -0,0 +1,53 @@
+import 'package:aves/widgets/common/fx/checkered_decoration.dart';
+import 'package:aves/widgets/viewer/visual/entry_page_view.dart';
+import 'package:aves/widgets/viewer/visual/state.dart';
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+
+class VectorViewCheckeredBackground extends StatelessWidget {
+  final Size displaySize;
+  final ValueNotifier<ViewState> viewStateNotifier;
+  final Widget child;
+
+  const VectorViewCheckeredBackground({
+    @required this.displaySize,
+    @required this.viewStateNotifier,
+    @required this.child,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return ValueListenableBuilder<ViewState>(
+      valueListenable: viewStateNotifier,
+      builder: (context, viewState, child) {
+        final viewportSize = viewState.viewportSize;
+        if (viewportSize == null) return child;
+
+        final side = viewportSize.shortestSide;
+        final checkSize = side / ((side / EntryPageView.decorationCheckSize).round());
+
+        final viewSize = displaySize * viewState.scale;
+        final decorationSize = applyBoxFit(BoxFit.none, viewSize, viewportSize).source;
+        final offset = ((decorationSize - viewportSize) as Offset) / 2;
+
+        return Stack(
+          alignment: Alignment.center,
+          children: [
+            Positioned(
+              width: decorationSize.width,
+              height: decorationSize.height,
+              child: DecoratedBox(
+                decoration: CheckeredDecoration(
+                  checkSize: checkSize,
+                  offset: offset,
+                ),
+              ),
+            ),
+            child,
+          ],
+        );
+      },
+      child: child,
+    );
+  }
+}

lib/widgets/viewer/visual/video.dart

@@ -17,10 +17,10 @@ class AvesVideo extends StatefulWidget {
   }) : super(key: key);
 
   @override
-  State<StatefulWidget> createState() => AvesVideoState();
+  State<StatefulWidget> createState() => _AvesVideoState();
 }
 
-class AvesVideoState extends State<AvesVideo> {
+class _AvesVideoState extends State<AvesVideo> {
   final List<StreamSubscription> _subscriptions = [];
 
   ImageEntry get entry => widget.entry;

test/utils/string_utils_test.dart

@@ -1,5 +1,5 @@
-import 'package:test/test.dart';
 import 'package:aves/utils/string_utils.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Sentence case', () {

test/utils/time_utils_test.dart

@@ -1,5 +1,5 @@
-import 'package:test/test.dart';
 import 'package:aves/utils/time_utils.dart';
+import 'package:test/test.dart';
 
 void main() {
   test('Comparison extension functions', () {

test_driver/app_test.dart

@@ -36,7 +36,7 @@ void main() {
     groupCollection();
     selectFirstAlbum();
     searchAlbum();
-    showFullscreen();
+    showViewer();
     toggleOverlay();
     zoom();
     showInfoMetadata();
@@ -145,8 +145,8 @@ void searchAlbum() {
   });
 }
 
-void showFullscreen() {
-  test('[collection] show fullscreen', () async {
+void showViewer() {
+  test('[collection] show viewer', () async {
     await driver.tap(find.byType('DecoratedThumbnail'));
     await driver.waitUntilNoTransientCallbacks();
     await Future.delayed(Duration(seconds: 2));
@@ -154,7 +154,7 @@ void showFullscreen() {
 }
 
 void toggleOverlay() {
-  test('[fullscreen] toggle overlay', () async {
+  test('[viewer] toggle overlay', () async {
     final imageView = find.byValueKey('imageview');
 
     print('* hide overlay');
@@ -168,7 +168,7 @@ void toggleOverlay() {
 }
 
 void zoom() {
-  test('[fullscreen] zoom cycle', () async {
+  test('[viewer] zoom cycle', () async {
     final imageView = find.byValueKey('imageview');
 
     await driver.doubleTap(imageView);
@@ -183,7 +183,7 @@ void zoom() {
 }
 
 void showInfoMetadata() {
-  test('[fullscreen] show info', () async {
+  test('[viewer] show info', () async {
     final verticalPageView = find.byValueKey('vertical-pageview');
 
     print('* scroll down to info');
@@ -214,7 +214,7 @@ void showInfoMetadata() {
 }
 
 void scrollOffImage() {
-  test('[fullscreen] scroll off', () async {
+  test('[viewer] scroll off', () async {
     await driver.scroll(find.byValueKey('imageview'), 0, 800, Duration(milliseconds: 600));
     await Future.delayed(Duration(seconds: 1));
   });