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Creating a Trackpad reader to cover bases.

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This commit is contained in:
Alex Garneau
2025-03-17 18:58:35 -06:00
parent 6469ae1043
commit 6e0d4e2d92
2 changed files with 86 additions and 4 deletions
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74
lib/ui/common/controls/trackpad_reader.dart Normal file
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@ -0,0 +1,74 @@
import 'package:flutter/gestures.dart';
import 'package:wonders/common_libs.dart';
class TrackpadReader extends StatefulWidget {
static const int swipeSensitivity = 15;
static const int scrollSensitivity = 100;
const TrackpadReader({
super.key,
required this.child,
this.swipeUp,
this.swipeDown,
this.swipeLeft,
this.swipeRight,
this.scrollUp,
this.scrollDown,
this.scrollLeft,
this.scrollRight,
});
final Widget child;
final void Function()? swipeUp;
final void Function()? swipeDown;
final void Function()? swipeLeft;
final void Function()? swipeRight;
final void Function()? scrollUp;
final void Function()? scrollDown;
final void Function()? scrollLeft;
final void Function()? scrollRight;
@override
State<TrackpadReader> createState() => _TrackpadReaderState();
}
class _TrackpadReaderState extends State<TrackpadReader> {
void _handleTrackpadEvent(PointerSignalEvent event) {
GestureBinding.instance.pointerSignalResolver.register(event, (PointerSignalEvent event) {
if (event is PointerScrollEvent && event.kind == PointerDeviceKind.trackpad) {
debugPrint(' - TrackpadReader: ${event}');
debugPrint(' - TrackpadReader A: ${event.scrollDelta}');
debugPrint(' - TrackpadReader B: ${event.platformData}');
debugPrint(' - TrackpadReader C: ${event.buttons}');
debugPrint(' - TrackpadReader D: ${event.delta}');
debugPrint(' - TrackpadReader E: ${event.device}');
debugPrint(' - TrackpadReader F: ${event.kind}');
debugPrint(' - TrackpadReader G: ${event.timeStamp}');
debugPrint(' - TrackpadReader H: ${event.size}');
if (event.scrollDelta.dy > TrackpadReader.swipeSensitivity) {
widget.swipeUp?.call();
} else if (event.scrollDelta.dy < TrackpadReader.swipeSensitivity) {
widget.swipeDown?.call();
}
if (event.scrollDelta.dx > TrackpadReader.swipeSensitivity) {
widget.swipeLeft?.call();
} else if (event.scrollDelta.dx < TrackpadReader.swipeSensitivity) {
widget.swipeRight?.call();
}
}
});
}
@override
Widget build(BuildContext context) {
return Listener(
onPointerPanZoomStart: (event) {
debugPrint(' - TrackpadReader: onPointerPanZoomStart');
},
onPointerPanZoomEnd: (event) {
debugPrint(' - TrackpadReader: onPointerPanZoomEnd');
},
onPointerSignal: _handleTrackpadEvent,
child: widget.child);
}
}

16
lib/ui/screens/photo_gallery/photo_gallery.dart
View File

@ -5,6 +5,7 @@ import 'package:wonders/common_libs.dart';
import 'package:wonders/logic/data/unsplash_photo_data.dart';
import 'package:wonders/ui/common/controls/app_loading_indicator.dart';
import 'package:wonders/ui/common/controls/eight_way_swipe_detector.dart';
import 'package:wonders/ui/common/controls/trackpad_reader.dart';
import 'package:wonders/ui/common/fullscreen_keyboard_listener.dart';
import 'package:wonders/ui/common/hidden_collectible.dart';
import 'package:wonders/ui/common/ignore_pointer.dart';
@ -169,9 +170,14 @@ class _PhotoGalleryState extends State<PhotoGallery> {
@override
Widget build(BuildContext context) {
return FullscreenKeyboardListener(
onKeyDown: _handleKeyDown,
child: ValueListenableBuilder<List<String>>(
return TrackpadReader(
swipeLeft: () => _handleSwipe(Offset(-1, 0)),
swipeRight: () => _handleSwipe(Offset(1, 0)),
swipeDown: () => _handleSwipe(Offset(0, -1)),
swipeUp: () => _handleSwipe(Offset(0, 1)),
child: FullscreenKeyboardListener(
onKeyDown: _handleKeyDown,
child: ValueListenableBuilder<List<String>>(
valueListenable: _photoIds,
builder: (_, value, __) {
if (value.isEmpty) {
@ -227,7 +233,9 @@ class _PhotoGalleryState extends State<PhotoGallery> {
),
),
);
}),
},
),
),
);
}