#1102 accessibility: enable/disable more animations

lib/theme/durations.dart

@@ -29,8 +29,6 @@ class ADurations {
   // collection animations
   static const filterBarRemovalAnimation = Duration(milliseconds: 400);
   static const collectionOpOverlayAnimation = Duration(milliseconds: 300);
-  static const sectionHeaderAnimation = Duration(milliseconds: 200);
-  static const thumbnailOverlayAnimation = Duration(milliseconds: 200);
 
   // search animations
   static const filterRowExpandAnimation = Duration(milliseconds: 300);

lib/widgets/collection/filter_bar.dart

@@ -1,8 +1,10 @@
 import 'package:aves/model/filters/filters.dart';
+import 'package:aves/model/settings/settings.dart';
 import 'package:aves/theme/durations.dart';
 import 'package:aves/widgets/common/identity/aves_app_bar.dart';
 import 'package:aves/widgets/common/identity/aves_filter_chip.dart';
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
 
 class FilterBar extends StatefulWidget {
   static const EdgeInsets chipPadding = EdgeInsets.symmetric(horizontal: 4);
@@ -45,7 +47,7 @@ class _FilterBarState extends State<FilterBar> {
       existing.removeAt(index);
       // only animate item removal when triggered by a user interaction with the chip,
       // not from automatic chip replacement following chip selection
-      final animate = _userTappedFilter == filter;
+      final animate = context.read<Settings>().animate && _userTappedFilter == filter;
       listState!.removeItem(
         index,
         animate

lib/widgets/common/action_controls/togglers/favourite.dart

@@ -1,6 +1,7 @@
 import 'package:aves/model/entry/entry.dart';
 import 'package:aves/model/entry/extensions/favourites.dart';
 import 'package:aves/model/favourites.dart';
+import 'package:aves/model/settings/settings.dart';
 import 'package:aves/theme/colors.dart';
 import 'package:aves/theme/icons.dart';
 import 'package:aves/widgets/common/basic/popup/menu_row.dart';
@@ -73,6 +74,7 @@ class _FavouriteTogglerState extends State<FavouriteToggler> {
                   icon: const Icon(isNotFavouriteIcon),
                 );
         }
+        final animate = context.select<Settings, bool>((v) => v.animate);
         return Stack(
           alignment: Alignment.center,
           children: [
@@ -82,14 +84,15 @@ class _FavouriteTogglerState extends State<FavouriteToggler> {
               focusNode: widget.focusNode,
               tooltip: isFavourite ? context.l10n.entryActionRemoveFavourite : context.l10n.entryActionAddFavourite,
             ),
-            Sweeper(
-              key: ValueKey(entries.length == 1 ? entries.first : entries.length),
-              builder: (context) => Icon(
-                favouriteSweeperIcon,
-                color: context.select<AvesColorsData, Color>((v) => v.favourite),
+            if (animate)
+              Sweeper(
+                key: ValueKey(entries.length == 1 ? entries.first : entries.length),
+                builder: (context) => Icon(
+                  favouriteSweeperIcon,
+                  color: context.select<AvesColorsData, Color>((v) => v.favourite),
+                ),
+                toggledNotifier: _isFavouriteNotifier,
               ),
-              toggledNotifier: _isFavouriteNotifier,
-            ),
           ],
         );
       },

lib/widgets/common/grid/header.dart

@@ -189,6 +189,7 @@ class _SectionSelectableLeading<T> extends StatelessWidget {
   Widget build(BuildContext context) {
     if (!selectable) return _buildBrowsing(context);
 
+    final duration = context.select<DurationsData, Duration>((v) => v.formTransition);
     final isSelecting = context.select<Selection<T>, bool>((selection) => selection.isSelecting);
     final Widget child = isSelecting
         ? _SectionSelectingLeading<T>(
@@ -201,7 +202,7 @@ class _SectionSelectableLeading<T> extends StatelessWidget {
       descendantsAreFocusable: false,
       descendantsAreTraversable: false,
       child: AnimatedSwitcher(
-        duration: ADurations.sectionHeaderAnimation,
+        duration: duration,
         switchInCurve: Curves.easeInOut,
         switchOutCurve: Curves.easeInOut,
         transitionBuilder: (child, animation) {
@@ -240,11 +241,12 @@ class _SectionSelectingLeading<T> extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final duration = context.select<DurationsData, Duration>((v) => v.formTransition);
     final sectionEntries = context.watch<SectionedListLayout<T>>().sections[sectionKey] ?? [];
     final selection = context.watch<Selection<T>>();
     final isSelected = selection.isSelected(sectionEntries);
     return AnimatedSwitcher(
-      duration: ADurations.sectionHeaderAnimation,
+      duration: duration,
       switchInCurve: Curves.easeOutBack,
       switchOutCurve: Curves.easeOutBack,
       transitionBuilder: (child, animation) => ScaleTransition(

lib/widgets/common/grid/overlay.dart

@@ -10,8 +10,6 @@ class GridItemSelectionOverlay<T> extends StatelessWidget {
   final BorderRadius? borderRadius;
   final EdgeInsets? padding;
 
-  static const duration = ADurations.thumbnailOverlayAnimation;
-
   const GridItemSelectionOverlay({
     super.key,
     required this.item,
@@ -21,6 +19,7 @@ class GridItemSelectionOverlay<T> extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    final duration = context.select<DurationsData, Duration>((v) => v.formTransition);
     final isSelecting = context.select<Selection<T>, bool>((selection) => selection.isSelecting);
     return AnimatedSwitcher(
       duration: duration,

lib/widgets/common/thumbnail/overlay.dart

@@ -89,10 +89,10 @@ class ThumbnailZoomOverlay extends StatelessWidget {
   });
 
   static const alignment = AlignmentDirectional.bottomEnd;
-  static const duration = ADurations.thumbnailOverlayAnimation;
 
   @override
   Widget build(BuildContext context) {
+    final duration = context.select<DurationsData, Duration>((v) => v.formTransition);
     final isSelecting = context.select<Selection<AvesEntry>, bool>((selection) => selection.isSelecting);
     final interactiveDimension = context.select<GridThemeData, double>((t) => t.interactiveDimension);
     return AnimatedSwitcher(

lib/widgets/viewer/overlay/selection_button.dart

@@ -15,7 +15,6 @@ class SelectionButton extends StatelessWidget {
   final Animation<double> scale;
 
   static const double padding = 8;
-  static const duration = ADurations.thumbnailOverlayAnimation;
 
   const SelectionButton({
     super.key,
@@ -27,6 +26,7 @@ class SelectionButton extends StatelessWidget {
   Widget build(BuildContext context) {
     final l10n = context.l10n;
     final selection = context.read<Selection<AvesEntry>>();
+    final duration = context.select<DurationsData, Duration>((v) => v.formTransition);
     return SafeArea(
       top: false,
       bottom: false,