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fix(mobile): Improve vertical swipe detection in gallery viewer (#3486) 

* Improve vertical swipe detection in gallery viewer

* Use final
pull/3495/head
PyKen 2023-08-01 03:18:40 +07:00 committed by GitHub
parent e0a3e5a200
commit a9cd3609dd
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 2 deletions
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6
mobile/lib/modules/asset_viewer/views/gallery_viewer.dart
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@ -239,6 +239,7 @@ class GalleryViewerPage extends HookConsumerWidget {
void handleSwipeUpDown(DragUpdateDetails details) {
int sensitivity = 15;
int dxThreshold = 50;
double ratioThreshold = 3.0;
if (isZoomed.value) {
return;
@ -256,9 +257,10 @@ class GalleryViewerPage extends HookConsumerWidget {
return;
}
if (details.delta.dy > sensitivity) {
final ratio = d.dy / max(d.dx.abs(), 1);
if (d.dy > sensitivity && ratio > ratioThreshold) {
AutoRouter.of(context).pop();
} else if (details.delta.dy < -sensitivity) {
} else if (d.dy < -sensitivity && ratio < -ratioThreshold) {
showInfo();
}
}