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accessibility: disable viewer parallax when animations are disabled

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This commit is contained in:
Thibault Deckers 2021-10-07 16:04:43 +09:00
parent c63de86c78
commit 051c6f5846
1 changed files with 23 additions and 13 deletions
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36
lib/widgets/viewer/entry_horizontal_pager.dart
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@ -1,4 +1,6 @@
import 'package:aves/model/entry.dart';
import 'package:aves/model/settings/accessibility_animations.dart';
import 'package:aves/model/settings/settings.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';
@ -54,19 +56,27 @@ class _MultiEntryScrollerState extends State<MultiEntryScroller> with AutomaticK
)
: _buildViewer(mainEntry);
child = AnimatedBuilder(
animation: pageController,
builder: (context, child) {
// parallax scrolling
double dx = 0;
if (pageController.hasClients && pageController.position.haveDimensions) {
final delta = pageController.page! - index;
dx = delta * pageController.position.viewportDimension / 2;
}
return Transform.translate(
offset: Offset(dx, 0),
child: child,
);
child = Selector<Settings, bool>(
selector: (context, s) => s.accessibilityAnimations.animate,
builder: (context, animate, child) {
return animate
? AnimatedBuilder(
animation: pageController,
builder: (context, child) {
// parallax scrolling
double dx = 0;
if (pageController.hasClients && pageController.position.haveDimensions) {
final delta = pageController.page! - index;
dx = delta * pageController.position.viewportDimension / 2;
}
return Transform.translate(
offset: Offset(dx, 0),
child: child,
);
},
child: child,
)
: child!;
},
child: child,
);