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touch screen input

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Signed-off-by: dignow <linlong1265@gmail.com>
This commit is contained in:
dignow 2023-07-17 20:07:55 +08:00
parent 77eca6bcdc
commit c01c8d0afc
6 changed files with 354 additions and 153 deletions
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0
flutter/lib/mobile/widgets/gestures.dart → flutter/lib/common/widgets/gestures.dart
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349
flutter/lib/common/widgets/remote_input.dart
View File

@ -1,7 +1,13 @@
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter/gestures.dart';
import '../../models/input_model.dart';
import 'package:flutter_hbb/models/platform_model.dart';
import 'package:flutter_hbb/common.dart';
import 'package:flutter_hbb/models/model.dart';
import 'package:flutter_hbb/models/input_model.dart';
import './gestures.dart';
class RawKeyFocusScope extends StatelessWidget {
final FocusNode? focusNode;
@ -30,6 +36,290 @@ class RawKeyFocusScope extends StatelessWidget {
}
}
class RawTouchGestureDetectorRegion extends StatefulWidget {
final Widget child;
final FFI ffi;
late final InputModel inputModel = ffi.inputModel;
late final FfiModel ffiModel = ffi.ffiModel;
RawTouchGestureDetectorRegion({
required this.child,
required this.ffi,
});
@override
State<RawTouchGestureDetectorRegion> createState() =>
_RawTouchGestureDetectorRegionState();
}
/// touchMode only:
/// LongPress -> right click
/// OneFingerPan -> start/end -> left down start/end
/// onDoubleTapDown -> move to
/// onLongPressDown => move to
///
/// mouseMode only:
/// DoubleFiner -> right click
/// HoldDrag -> left drag
class _RawTouchGestureDetectorRegionState
extends State<RawTouchGestureDetectorRegion> {
Offset _cacheLongPressPosition = Offset(0, 0);
double _mouseScrollIntegral = 0; // mouse scroll speed controller
double _scale = 1;
PointerDeviceKind? lastDeviceKind;
FFI get ffi => widget.ffi;
FfiModel get ffiModel => widget.ffiModel;
InputModel get inputModel => widget.inputModel;
bool get handleTouch => isDesktop || ffiModel.touchMode;
SessionID get sessionId => ffi.sessionId;
@override
Widget build(BuildContext context) {
return RawGestureDetector(
child: widget.child,
gestures: makeGestures(context),
);
}
onTapDown(TapDownDetails d) {
lastDeviceKind = d.kind;
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (handleTouch) {
ffi.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
}
inputModel.tapDown(MouseButtons.left);
}
onTapUp(TapUpDetails d) {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (handleTouch) {
ffi.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
}
inputModel.tapUp(MouseButtons.left);
}
onDoubleTapDown(TapDownDetails d) {
lastDeviceKind = d.kind;
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (handleTouch) {
ffi.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
}
}
onDoubleTap() {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
inputModel.tap(MouseButtons.left);
inputModel.tap(MouseButtons.left);
}
onLongPressDown(LongPressDownDetails d) {
lastDeviceKind = d.kind;
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (handleTouch) {
ffi.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
_cacheLongPressPosition = d.localPosition;
}
}
// for mobiles
onLongPress() {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (handleTouch) {
ffi.cursorModel
.move(_cacheLongPressPosition.dx, _cacheLongPressPosition.dy);
}
inputModel.tap(MouseButtons.right);
}
onDoubleFinerTap(TapDownDetails d) {
lastDeviceKind = d.kind;
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (!handleTouch) {
inputModel.tap(MouseButtons.right);
}
}
onHoldDragStart(DragStartDetails d) {
lastDeviceKind = d.kind;
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (!handleTouch) {
inputModel.sendMouse('down', MouseButtons.left);
}
}
onHoldDragUpdate(DragUpdateDetails d) {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (!handleTouch) {
ffi.cursorModel.updatePan(d.delta.dx, d.delta.dy, handleTouch);
}
}
onHoldDragEnd(DragEndDetails d) {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (!handleTouch) {
inputModel.sendMouse('up', MouseButtons.left);
}
}
onOneFingerPanStart(BuildContext context, DragStartDetails d) {
lastDeviceKind = d.kind ?? lastDeviceKind;
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (handleTouch) {
ffi.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
inputModel.sendMouse('down', MouseButtons.left);
} else {
final offset = ffi.cursorModel.offset;
final cursorX = offset.dx;
final cursorY = offset.dy;
final visible =
ffi.cursorModel.getVisibleRect().inflate(1); // extend edges
final size = MediaQueryData.fromView(View.of(context)).size;
if (!visible.contains(Offset(cursorX, cursorY))) {
ffi.cursorModel.move(size.width / 2, size.height / 2);
}
}
}
onOneFingerPanUpdate(DragUpdateDetails d) {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
ffi.cursorModel.updatePan(d.delta.dx, d.delta.dy, handleTouch);
}
onOneFingerPanEnd(DragEndDetails d) {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (handleTouch) {
inputModel.sendMouse('up', MouseButtons.left);
}
}
// scale + pan event
onTwoFingerScaleUpdate(ScaleUpdateDetails d) {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (isDesktop) {
// to-do
} else {
// mobile
// to-do: Is this correct?
ffi.canvasModel.updateScale(d.scale / _scale);
_scale = d.scale;
ffi.canvasModel.panX(d.focalPointDelta.dx);
ffi.canvasModel.panY(d.focalPointDelta.dy);
}
}
onTwoFingerScaleEnd(ScaleEndDetails d) {
if (lastDeviceKind != PointerDeviceKind.touch) {
return;
}
if (isDesktop) {
// to-do
} else {
// mobile
// to-do: Is this correct?
_scale = 1;
bind.sessionSetViewStyle(sessionId: sessionId, value: "");
}
}
get onHoldDragCancel => null;
get onThreeFingerVerticalDragUpdate => ffi.ffiModel.isPeerAndroid
? null
: (d) {
_mouseScrollIntegral += d.delta.dy / 4;
if (_mouseScrollIntegral > 1) {
inputModel.scroll(1);
_mouseScrollIntegral = 0;
} else if (_mouseScrollIntegral < -1) {
inputModel.scroll(-1);
_mouseScrollIntegral = 0;
}
};
makeGestures(BuildContext context) {
return <Type, GestureRecognizerFactory>{
// Official
TapGestureRecognizer:
GestureRecognizerFactoryWithHandlers<TapGestureRecognizer>(
() => TapGestureRecognizer(), (instance) {
instance
..onTapDown = onTapDown
..onTapUp = onTapUp;
}),
DoubleTapGestureRecognizer:
GestureRecognizerFactoryWithHandlers<DoubleTapGestureRecognizer>(
() => DoubleTapGestureRecognizer(), (instance) {
instance
..onDoubleTapDown = onDoubleTapDown
..onDoubleTap = onDoubleTap;
}),
LongPressGestureRecognizer:
GestureRecognizerFactoryWithHandlers<LongPressGestureRecognizer>(
() => LongPressGestureRecognizer(), (instance) {
instance
..onLongPressDown = onLongPressDown
..onLongPress = onLongPress;
}),
// Customized
HoldTapMoveGestureRecognizer:
GestureRecognizerFactoryWithHandlers<HoldTapMoveGestureRecognizer>(
() => HoldTapMoveGestureRecognizer(),
(instance) => instance
..onHoldDragStart = onHoldDragStart
..onHoldDragUpdate = onHoldDragUpdate
..onHoldDragCancel = onHoldDragCancel
..onHoldDragEnd = onHoldDragEnd),
DoubleFinerTapGestureRecognizer:
GestureRecognizerFactoryWithHandlers<DoubleFinerTapGestureRecognizer>(
() => DoubleFinerTapGestureRecognizer(), (instance) {
instance.onDoubleFinerTap = onDoubleFinerTap;
}),
CustomTouchGestureRecognizer:
GestureRecognizerFactoryWithHandlers<CustomTouchGestureRecognizer>(
() => CustomTouchGestureRecognizer(), (instance) {
instance.onOneFingerPanStart =
(DragStartDetails d) => onOneFingerPanStart(context, d);
instance
..onOneFingerPanUpdate = onOneFingerPanUpdate
..onOneFingerPanEnd = onOneFingerPanEnd
..onTwoFingerScaleUpdate = onTwoFingerScaleUpdate
..onTwoFingerScaleEnd = onTwoFingerScaleEnd
..onThreeFingerVerticalDragUpdate = onThreeFingerVerticalDragUpdate;
}),
};
}
}
class RawPointerMouseRegion extends StatelessWidget {
final InputModel inputModel;
final Widget child;
@ -39,36 +329,39 @@ class RawPointerMouseRegion extends StatelessWidget {
final PointerDownEventListener? onPointerDown;
final PointerUpEventListener? onPointerUp;
RawPointerMouseRegion(
{this.onEnter,
this.onExit,
this.cursor,
this.onPointerDown,
this.onPointerUp,
required this.inputModel,
required this.child});
RawPointerMouseRegion({
this.onEnter,
this.onExit,
this.cursor,
this.onPointerDown,
this.onPointerUp,
required this.inputModel,
required this.child,
});
@override
Widget build(BuildContext context) {
return Listener(
onPointerHover: inputModel.onPointHoverImage,
onPointerDown: (evt) {
onPointerDown?.call(evt);
inputModel.onPointDownImage(evt);
},
onPointerUp: (evt) {
onPointerUp?.call(evt);
inputModel.onPointUpImage(evt);
},
onPointerMove: inputModel.onPointMoveImage,
onPointerSignal: inputModel.onPointerSignalImage,
onPointerPanZoomStart: inputModel.onPointerPanZoomStart,
onPointerPanZoomUpdate: inputModel.onPointerPanZoomUpdate,
onPointerPanZoomEnd: inputModel.onPointerPanZoomEnd,
child: MouseRegion(
cursor: cursor ?? MouseCursor.defer,
onEnter: onEnter,
onExit: onExit,
child: child));
onPointerHover: inputModel.onPointHoverImage,
onPointerDown: (evt) {
onPointerDown?.call(evt);
inputModel.onPointDownImage(evt);
},
onPointerUp: (evt) {
onPointerUp?.call(evt);
inputModel.onPointUpImage(evt);
},
onPointerMove: inputModel.onPointMoveImage,
onPointerSignal: inputModel.onPointerSignalImage,
onPointerPanZoomStart: inputModel.onPointerPanZoomStart,
onPointerPanZoomUpdate: inputModel.onPointerPanZoomUpdate,
onPointerPanZoomEnd: inputModel.onPointerPanZoomEnd,
child: MouseRegion(
cursor: cursor ?? MouseCursor.defer,
onEnter: onEnter,
onExit: onExit,
child: child,
),
);
}
}

15
flutter/lib/desktop/pages/remote_page.dart
View File

@ -337,6 +337,17 @@ class _RemotePageState extends State<RemotePage>
}
}
Widget _buildRawTouchAndPointerRegion(
Widget child,
PointerEnterEventListener? onEnter,
PointerExitEventListener? onExit,
) {
return RawTouchGestureDetectorRegion(
child: _buildRawPointerMouseRegion(child, onEnter, onExit),
ffi: _ffi,
);
}
Widget _buildRawPointerMouseRegion(
Widget child,
PointerEnterEventListener? onEnter,
@ -384,7 +395,7 @@ class _RemotePageState extends State<RemotePage>
textureId: _textureId,
useTextureRender: useTextureRender,
listenerBuilder: (child) =>
_buildRawPointerMouseRegion(child, enterView, leaveView),
_buildRawTouchAndPointerRegion(child, enterView, leaveView),
);
}))
];
@ -401,7 +412,7 @@ class _RemotePageState extends State<RemotePage>
Positioned(
top: 10,
right: 10,
child: _buildRawPointerMouseRegion(
child: _buildRawTouchAndPointerRegion(
QualityMonitor(_ffi.qualityMonitorModel), null, null),
),
);

130
flutter/lib/mobile/pages/remote_page.dart
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@ -1,5 +1,4 @@
import 'dart:async';
import 'dart:ui' as ui;
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
@ -21,9 +20,8 @@ import '../../models/input_model.dart';
import '../../models/model.dart';
import '../../models/platform_model.dart';
import '../../utils/image.dart';
import '../widgets/gestures.dart';
final initText = '\1' * 1024;
final initText = '1' * 1024;
class RemotePage extends StatefulWidget {
RemotePage({Key? key, required this.id}) : super(key: key);
@ -39,8 +37,6 @@ class _RemotePageState extends State<RemotePage> {
bool _showBar = !isWebDesktop;
bool _showGestureHelp = false;
String _value = '';
double _scale = 1;
double _mouseScrollIntegral = 0; // mouse scroll speed controller
Orientation? _currentOrientation;
final keyboardVisibilityController = KeyboardVisibilityController();
@ -267,11 +263,17 @@ class _RemotePageState extends State<RemotePage> {
gFFI.canvasModel.updateViewStyle();
});
}
return Obx(() => Container(
return Obx(
() => Container(
color: MyTheme.canvasColor,
child: inputModel.isPhysicalMouse.value
? getBodyForMobile()
: getBodyForMobileWithGesture()));
: RawTouchGestureDetectorRegion(
child: getBodyForMobile(),
ffi: gFFI,
),
),
);
})));
})
],
@ -377,120 +379,6 @@ class _RemotePageState extends State<RemotePage> {
);
}
/// touchMode only:
/// LongPress -> right click
/// OneFingerPan -> start/end -> left down start/end
/// onDoubleTapDown -> move to
/// onLongPressDown => move to
///
/// mouseMode only:
/// DoubleFiner -> right click
/// HoldDrag -> left drag
Offset _cacheLongPressPosition = Offset(0, 0);
Widget getBodyForMobileWithGesture() {
final touchMode = gFFI.ffiModel.touchMode;
return getMixinGestureDetector(
child: getBodyForMobile(),
onTapUp: (d) {
if (touchMode) {
gFFI.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
inputModel.tap(MouseButtons.left);
} else {
inputModel.tap(MouseButtons.left);
}
},
onDoubleTapDown: (d) {
if (touchMode) {
gFFI.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
}
},
onDoubleTap: () {
inputModel.tap(MouseButtons.left);
inputModel.tap(MouseButtons.left);
},
onLongPressDown: (d) {
if (touchMode) {
gFFI.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
_cacheLongPressPosition = d.localPosition;
}
},
onLongPress: () {
if (touchMode) {
gFFI.cursorModel
.move(_cacheLongPressPosition.dx, _cacheLongPressPosition.dy);
}
inputModel.tap(MouseButtons.right);
},
onDoubleFinerTap: (d) {
if (!touchMode) {
inputModel.tap(MouseButtons.right);
}
},
onHoldDragStart: (d) {
if (!touchMode) {
inputModel.sendMouse('down', MouseButtons.left);
}
},
onHoldDragUpdate: (d) {
if (!touchMode) {
gFFI.cursorModel.updatePan(d.delta.dx, d.delta.dy, touchMode);
}
},
onHoldDragEnd: (_) {
if (!touchMode) {
inputModel.sendMouse('up', MouseButtons.left);
}
},
onOneFingerPanStart: (d) {
if (touchMode) {
gFFI.cursorModel.move(d.localPosition.dx, d.localPosition.dy);
inputModel.sendMouse('down', MouseButtons.left);
} else {
final offset = gFFI.cursorModel.offset;
final cursorX = offset.dx;
final cursorY = offset.dy;
final visible =
gFFI.cursorModel.getVisibleRect().inflate(1); // extend edges
final size = MediaQueryData.fromWindow(ui.window).size;
if (!visible.contains(Offset(cursorX, cursorY))) {
gFFI.cursorModel.move(size.width / 2, size.height / 2);
}
}
},
onOneFingerPanUpdate: (d) {
gFFI.cursorModel.updatePan(d.delta.dx, d.delta.dy, touchMode);
},
onOneFingerPanEnd: (d) {
if (touchMode) {
inputModel.sendMouse('up', MouseButtons.left);
}
},
// scale + pan event
onTwoFingerScaleUpdate: (d) {
gFFI.canvasModel.updateScale(d.scale / _scale);
_scale = d.scale;
gFFI.canvasModel.panX(d.focalPointDelta.dx);
gFFI.canvasModel.panY(d.focalPointDelta.dy);
},
onTwoFingerScaleEnd: (d) {
_scale = 1;
bind.sessionSetViewStyle(sessionId: sessionId, value: "");
},
onThreeFingerVerticalDragUpdate: gFFI.ffiModel.isPeerAndroid
? null
: (d) {
_mouseScrollIntegral += d.delta.dy / 4;
if (_mouseScrollIntegral > 1) {
inputModel.scroll(1);
_mouseScrollIntegral = 0;
} else if (_mouseScrollIntegral < -1) {
inputModel.scroll(-1);
_mouseScrollIntegral = 0;
}
});
}
Widget getBodyForMobile() {
final keyboardIsVisible = keyboardVisibilityController.isVisible;
return Container(

11
flutter/lib/models/input_model.dart
View File

@ -268,6 +268,14 @@ class InputModel {
sendMouse('up', button);
}
void tapDown(MouseButtons button) {
sendMouse('down', button);
}
void tapUp(MouseButtons button) {
sendMouse('up', button);
}
/// Send scroll event with scroll distance [y].
void scroll(int y) {
bind.sessionSendMouse(
@ -429,7 +437,7 @@ class InputModel {
}
void onPointDownImage(PointerDownEvent e) {
debugPrint("onPointDownImage");
debugPrint("onPointDownImage ${e.kind}");
_stopFling = true;
if (e.kind != ui.PointerDeviceKind.mouse) {
if (isPhysicalMouse.value) {
@ -469,6 +477,7 @@ class InputModel {
} else if (dy < 0) {
dy = 1;
}
debugPrint('REMOVE ME ================== onPointerSignalImage');
bind.sessionSendMouse(
sessionId: sessionId,
msg: '{"type": "wheel", "x": "$dx", "y": "$dy"}');

2
flutter/lib/models/model.dart
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@ -1265,7 +1265,6 @@ class CursorModel with ChangeNotifier {
}
updatePan(double dx, double dy, bool touchMode) {
if (parent.target?.imageModel.image == null) return;
if (touchMode) {
final scale = parent.target?.canvasModel.scale ?? 1.0;
_x += dx / scale;
@ -1274,6 +1273,7 @@ class CursorModel with ChangeNotifier {
notifyListeners();
return;
}
if (parent.target?.imageModel.image == null) return;
final scale = parent.target?.canvasModel.scale ?? 1.0;
dx /= scale;
dy /= scale;