mirror of
https://github.com/rustdesk/rustdesk.git
synced 2024-12-04 20:21:35 +08:00
754 lines
24 KiB
Dart
754 lines
24 KiB
Dart
import 'dart:async';
|
|
import 'dart:io';
|
|
import 'dart:ui' as ui;
|
|
|
|
import 'package:desktop_multi_window/desktop_multi_window.dart';
|
|
import 'package:flutter/material.dart';
|
|
import 'package:flutter/services.dart';
|
|
import 'package:flutter_custom_cursor/cursor_manager.dart'
|
|
as custom_cursor_manager;
|
|
import 'package:get/get.dart';
|
|
import 'package:provider/provider.dart';
|
|
import 'package:wakelock/wakelock.dart';
|
|
import 'package:flutter_custom_cursor/flutter_custom_cursor.dart';
|
|
import 'package:flutter_improved_scrolling/flutter_improved_scrolling.dart';
|
|
|
|
import '../../consts.dart';
|
|
import '../../common/widgets/overlay.dart';
|
|
import '../../common/widgets/remote_input.dart';
|
|
import '../../common.dart';
|
|
import '../../common/widgets/dialog.dart';
|
|
import '../../models/model.dart';
|
|
import '../../models/platform_model.dart';
|
|
import '../../common/shared_state.dart';
|
|
import '../../utils/image.dart';
|
|
import '../widgets/remote_toolbar.dart';
|
|
import '../widgets/kb_layout_type_chooser.dart';
|
|
|
|
final SimpleWrapper<bool> _firstEnterImage = SimpleWrapper(false);
|
|
|
|
class RemotePage extends StatefulWidget {
|
|
RemotePage({
|
|
Key? key,
|
|
required this.id,
|
|
required this.password,
|
|
required this.menubarState,
|
|
this.switchUuid,
|
|
this.forceRelay,
|
|
}) : super(key: key);
|
|
|
|
final String id;
|
|
final String? password;
|
|
final MenubarState menubarState;
|
|
final String? switchUuid;
|
|
final bool? forceRelay;
|
|
final SimpleWrapper<State<RemotePage>?> _lastState = SimpleWrapper(null);
|
|
|
|
FFI get ffi => (_lastState.value! as _RemotePageState)._ffi;
|
|
|
|
@override
|
|
State<RemotePage> createState() {
|
|
final state = _RemotePageState();
|
|
_lastState.value = state;
|
|
return state;
|
|
}
|
|
}
|
|
|
|
class _RemotePageState extends State<RemotePage>
|
|
with AutomaticKeepAliveClientMixin, MultiWindowListener {
|
|
Timer? _timer;
|
|
String keyboardMode = "legacy";
|
|
bool _isWindowBlur = false;
|
|
final _cursorOverImage = false.obs;
|
|
late RxBool _showRemoteCursor;
|
|
late RxBool _zoomCursor;
|
|
late RxBool _remoteCursorMoved;
|
|
late RxBool _keyboardEnabled;
|
|
late RxInt _textureId;
|
|
late int _textureKey;
|
|
final useTextureRender = bind.mainUseTextureRender();
|
|
|
|
final _blockableOverlayState = BlockableOverlayState();
|
|
|
|
final FocusNode _rawKeyFocusNode = FocusNode(debugLabel: "rawkeyFocusNode");
|
|
|
|
Function(bool)? _onEnterOrLeaveImage4Menubar;
|
|
|
|
late FFI _ffi;
|
|
|
|
void _initStates(String id) {
|
|
initSharedStates(id);
|
|
_zoomCursor = PeerBoolOption.find(id, 'zoom-cursor');
|
|
_showRemoteCursor = ShowRemoteCursorState.find(id);
|
|
_keyboardEnabled = KeyboardEnabledState.find(id);
|
|
_remoteCursorMoved = RemoteCursorMovedState.find(id);
|
|
_textureKey = newTextureId;
|
|
_textureId = RxInt(-1);
|
|
}
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
_initStates(widget.id);
|
|
_ffi = FFI();
|
|
Get.put(_ffi, tag: widget.id);
|
|
_ffi.imageModel.addCallbackOnFirstImage((String peerId) {
|
|
showKBLayoutTypeChooserIfNeeded(
|
|
_ffi.ffiModel.pi.platform, _ffi.dialogManager);
|
|
});
|
|
_ffi.start(
|
|
widget.id,
|
|
password: widget.password,
|
|
switchUuid: widget.switchUuid,
|
|
forceRelay: widget.forceRelay,
|
|
);
|
|
WidgetsBinding.instance.addPostFrameCallback((_) {
|
|
SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual, overlays: []);
|
|
_ffi.dialogManager
|
|
.showLoading(translate('Connecting...'), onCancel: closeConnection);
|
|
});
|
|
if (!Platform.isLinux) {
|
|
Wakelock.enable();
|
|
}
|
|
// Register texture.
|
|
_textureId.value = -1;
|
|
if (useTextureRender) {
|
|
textureRenderer.createTexture(_textureKey).then((id) async {
|
|
debugPrint("id: $id, texture_key: $_textureKey");
|
|
if (id != -1) {
|
|
final ptr = await textureRenderer.getTexturePtr(_textureKey);
|
|
platformFFI.registerTexture(widget.id, ptr);
|
|
_textureId.value = id;
|
|
}
|
|
});
|
|
}
|
|
_ffi.ffiModel.updateEventListener(widget.id);
|
|
bind.pluginSyncUi(syncTo: kAppTypeDesktopRemote);
|
|
_ffi.qualityMonitorModel.checkShowQualityMonitor(widget.id);
|
|
// Session option should be set after models.dart/FFI.start
|
|
_showRemoteCursor.value = bind.sessionGetToggleOptionSync(
|
|
id: widget.id, arg: 'show-remote-cursor');
|
|
_zoomCursor.value =
|
|
bind.sessionGetToggleOptionSync(id: widget.id, arg: 'zoom-cursor');
|
|
DesktopMultiWindow.addListener(this);
|
|
// if (!_isCustomCursorInited) {
|
|
// customCursorController.registerNeedUpdateCursorCallback(
|
|
// (String? lastKey, String? currentKey) async {
|
|
// if (_firstEnterImage.value) {
|
|
// _firstEnterImage.value = false;
|
|
// return true;
|
|
// }
|
|
// return lastKey == null || lastKey != currentKey;
|
|
// });
|
|
// _isCustomCursorInited = true;
|
|
// }
|
|
|
|
_blockableOverlayState.applyFfi(_ffi);
|
|
}
|
|
|
|
@override
|
|
void onWindowBlur() {
|
|
super.onWindowBlur();
|
|
// On windows, we use `focus` way to handle keyboard better.
|
|
// Now on Linux, there's some rdev issues which will break the input.
|
|
// We disable the `focus` way for non-Windows temporarily.
|
|
if (Platform.isWindows) {
|
|
_isWindowBlur = true;
|
|
// unfocus the primary-focus when the whole window is lost focus,
|
|
// and let OS to handle events instead.
|
|
_rawKeyFocusNode.unfocus();
|
|
}
|
|
}
|
|
|
|
@override
|
|
void onWindowFocus() {
|
|
super.onWindowFocus();
|
|
// See [onWindowBlur].
|
|
if (Platform.isWindows) {
|
|
_isWindowBlur = false;
|
|
}
|
|
}
|
|
|
|
@override
|
|
void onWindowRestore() {
|
|
super.onWindowRestore();
|
|
// On windows, we use `onWindowRestore` way to handle window restore from
|
|
// a minimized state.
|
|
if (Platform.isWindows) {
|
|
_isWindowBlur = false;
|
|
}
|
|
if (!Platform.isLinux) {
|
|
Wakelock.enable();
|
|
}
|
|
}
|
|
|
|
// When the window is unminimized, onWindowMaximize or onWindowRestore can be called when the old state was maximized or not.
|
|
@override
|
|
void onWindowMaximize() {
|
|
super.onWindowMaximize();
|
|
if (!Platform.isLinux) {
|
|
Wakelock.enable();
|
|
}
|
|
}
|
|
|
|
@override
|
|
void onWindowMinimize() {
|
|
super.onWindowMinimize();
|
|
if (!Platform.isLinux) {
|
|
Wakelock.disable();
|
|
}
|
|
}
|
|
|
|
@override
|
|
void dispose() {
|
|
debugPrint("REMOTE PAGE dispose ${widget.id}");
|
|
if (useTextureRender) {
|
|
platformFFI.registerTexture(widget.id, 0);
|
|
textureRenderer.closeTexture(_textureKey);
|
|
}
|
|
// ensure we leave this session, this is a double check
|
|
bind.sessionEnterOrLeave(id: widget.id, enter: false);
|
|
DesktopMultiWindow.removeListener(this);
|
|
_ffi.dialogManager.hideMobileActionsOverlay();
|
|
_ffi.recordingModel.onClose();
|
|
_rawKeyFocusNode.dispose();
|
|
_ffi.close();
|
|
_timer?.cancel();
|
|
_ffi.dialogManager.dismissAll();
|
|
SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual,
|
|
overlays: SystemUiOverlay.values);
|
|
if (!Platform.isLinux) {
|
|
Wakelock.disable();
|
|
}
|
|
Get.delete<FFI>(tag: widget.id);
|
|
super.dispose();
|
|
removeSharedStates(widget.id);
|
|
}
|
|
|
|
Widget buildBody(BuildContext context) {
|
|
return Scaffold(
|
|
backgroundColor: Theme.of(context).colorScheme.background,
|
|
|
|
/// the Overlay key will be set with _blockableOverlayState in BlockableOverlay
|
|
/// see override build() in [BlockableOverlay]
|
|
body: BlockableOverlay(
|
|
state: _blockableOverlayState,
|
|
underlying: Container(
|
|
color: Colors.black,
|
|
child: RawKeyFocusScope(
|
|
focusNode: _rawKeyFocusNode,
|
|
onFocusChange: (bool imageFocused) {
|
|
debugPrint(
|
|
"onFocusChange(window active:${!_isWindowBlur}) $imageFocused");
|
|
// See [onWindowBlur].
|
|
if (Platform.isWindows) {
|
|
if (_isWindowBlur) {
|
|
imageFocused = false;
|
|
Future.delayed(Duration.zero, () {
|
|
_rawKeyFocusNode.unfocus();
|
|
});
|
|
}
|
|
if (imageFocused) {
|
|
_ffi.inputModel.enterOrLeave(true);
|
|
} else {
|
|
_ffi.inputModel.enterOrLeave(false);
|
|
}
|
|
}
|
|
},
|
|
inputModel: _ffi.inputModel,
|
|
child: getBodyForDesktop(context))),
|
|
upperLayer: [
|
|
OverlayEntry(
|
|
builder: (context) => RemoteMenubar(
|
|
id: widget.id,
|
|
ffi: _ffi,
|
|
state: widget.menubarState,
|
|
onEnterOrLeaveImageSetter: (func) =>
|
|
_onEnterOrLeaveImage4Menubar = func,
|
|
onEnterOrLeaveImageCleaner: () =>
|
|
_onEnterOrLeaveImage4Menubar = null,
|
|
))
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
super.build(context);
|
|
return WillPopScope(
|
|
onWillPop: () async {
|
|
clientClose(widget.id, _ffi.dialogManager);
|
|
return false;
|
|
},
|
|
child: MultiProvider(providers: [
|
|
ChangeNotifierProvider.value(value: _ffi.ffiModel),
|
|
ChangeNotifierProvider.value(value: _ffi.imageModel),
|
|
ChangeNotifierProvider.value(value: _ffi.cursorModel),
|
|
ChangeNotifierProvider.value(value: _ffi.canvasModel),
|
|
ChangeNotifierProvider.value(value: _ffi.recordingModel),
|
|
], child: buildBody(context)));
|
|
}
|
|
|
|
void enterView(PointerEnterEvent evt) {
|
|
_cursorOverImage.value = true;
|
|
_firstEnterImage.value = true;
|
|
if (_onEnterOrLeaveImage4Menubar != null) {
|
|
try {
|
|
_onEnterOrLeaveImage4Menubar!(true);
|
|
} catch (e) {
|
|
//
|
|
}
|
|
}
|
|
// See [onWindowBlur].
|
|
if (!Platform.isWindows) {
|
|
if (!_rawKeyFocusNode.hasFocus) {
|
|
_rawKeyFocusNode.requestFocus();
|
|
}
|
|
bind.sessionEnterOrLeave(id: widget.id, enter: true);
|
|
}
|
|
}
|
|
|
|
void leaveView(PointerExitEvent evt) {
|
|
if (_ffi.ffiModel.keyboard) {
|
|
_ffi.inputModel.tryMoveEdgeOnExit(evt.position);
|
|
}
|
|
|
|
_cursorOverImage.value = false;
|
|
_firstEnterImage.value = false;
|
|
if (_onEnterOrLeaveImage4Menubar != null) {
|
|
try {
|
|
_onEnterOrLeaveImage4Menubar!(false);
|
|
} catch (e) {
|
|
//
|
|
}
|
|
}
|
|
// See [onWindowBlur].
|
|
if (!Platform.isWindows) {
|
|
bind.sessionEnterOrLeave(id: widget.id, enter: false);
|
|
}
|
|
}
|
|
|
|
Widget _buildRawPointerMouseRegion(
|
|
Widget child,
|
|
PointerEnterEventListener? onEnter,
|
|
PointerExitEventListener? onExit,
|
|
) {
|
|
return RawPointerMouseRegion(
|
|
onEnter: onEnter,
|
|
onExit: onExit,
|
|
onPointerDown: (event) {
|
|
// A double check for blur status.
|
|
// Note: If there's an `onPointerDown` event is triggered, `_isWindowBlur` is expected being false.
|
|
// Sometimes the system does not send the necessary focus event to flutter. We should manually
|
|
// handle this inconsistent status by setting `_isWindowBlur` to false. So we can
|
|
// ensure the grab-key thread is running when our users are clicking the remote canvas.
|
|
if (_isWindowBlur) {
|
|
debugPrint(
|
|
"Unexpected status: onPointerDown is triggered while the remote window is in blur status");
|
|
_isWindowBlur = false;
|
|
}
|
|
if (!_rawKeyFocusNode.hasFocus) {
|
|
_rawKeyFocusNode.requestFocus();
|
|
}
|
|
},
|
|
inputModel: _ffi.inputModel,
|
|
child: child,
|
|
);
|
|
}
|
|
|
|
Widget getBodyForDesktop(BuildContext context) {
|
|
var paints = <Widget>[
|
|
MouseRegion(onEnter: (evt) {
|
|
bind.hostStopSystemKeyPropagate(stopped: false);
|
|
}, onExit: (evt) {
|
|
bind.hostStopSystemKeyPropagate(stopped: true);
|
|
}, child: LayoutBuilder(builder: (context, constraints) {
|
|
Future.delayed(Duration.zero, () {
|
|
Provider.of<CanvasModel>(context, listen: false).updateViewStyle();
|
|
});
|
|
return ImagePaint(
|
|
id: widget.id,
|
|
zoomCursor: _zoomCursor,
|
|
cursorOverImage: _cursorOverImage,
|
|
keyboardEnabled: _keyboardEnabled,
|
|
remoteCursorMoved: _remoteCursorMoved,
|
|
textureId: _textureId,
|
|
useTextureRender: useTextureRender,
|
|
listenerBuilder: (child) =>
|
|
_buildRawPointerMouseRegion(child, enterView, leaveView),
|
|
);
|
|
}))
|
|
];
|
|
|
|
if (!_ffi.canvasModel.cursorEmbedded) {
|
|
paints.add(Obx(() => Offstage(
|
|
offstage: _showRemoteCursor.isFalse || _remoteCursorMoved.isFalse,
|
|
child: CursorPaint(
|
|
id: widget.id,
|
|
zoomCursor: _zoomCursor,
|
|
))));
|
|
}
|
|
paints.add(
|
|
Positioned(
|
|
top: 10,
|
|
right: 10,
|
|
child: _buildRawPointerMouseRegion(
|
|
QualityMonitor(_ffi.qualityMonitorModel), null, null),
|
|
),
|
|
);
|
|
return Stack(
|
|
children: paints,
|
|
);
|
|
}
|
|
|
|
@override
|
|
bool get wantKeepAlive => true;
|
|
}
|
|
|
|
class ImagePaint extends StatefulWidget {
|
|
final String id;
|
|
final RxBool zoomCursor;
|
|
final RxBool cursorOverImage;
|
|
final RxBool keyboardEnabled;
|
|
final RxBool remoteCursorMoved;
|
|
final RxInt textureId;
|
|
final bool useTextureRender;
|
|
final Widget Function(Widget)? listenerBuilder;
|
|
|
|
ImagePaint(
|
|
{Key? key,
|
|
required this.id,
|
|
required this.zoomCursor,
|
|
required this.cursorOverImage,
|
|
required this.keyboardEnabled,
|
|
required this.remoteCursorMoved,
|
|
required this.textureId,
|
|
required this.useTextureRender,
|
|
this.listenerBuilder})
|
|
: super(key: key);
|
|
|
|
@override
|
|
State<StatefulWidget> createState() => _ImagePaintState();
|
|
}
|
|
|
|
class _ImagePaintState extends State<ImagePaint> {
|
|
bool _lastRemoteCursorMoved = false;
|
|
final ScrollController _horizontal = ScrollController();
|
|
final ScrollController _vertical = ScrollController();
|
|
|
|
String get id => widget.id;
|
|
RxBool get zoomCursor => widget.zoomCursor;
|
|
RxBool get cursorOverImage => widget.cursorOverImage;
|
|
RxBool get keyboardEnabled => widget.keyboardEnabled;
|
|
RxBool get remoteCursorMoved => widget.remoteCursorMoved;
|
|
Widget Function(Widget)? get listenerBuilder => widget.listenerBuilder;
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final m = Provider.of<ImageModel>(context);
|
|
var c = Provider.of<CanvasModel>(context);
|
|
final s = c.scale;
|
|
|
|
mouseRegion({child}) => Obx(() {
|
|
double getCursorScale() {
|
|
var c = Provider.of<CanvasModel>(context);
|
|
var cursorScale = 1.0;
|
|
if (Platform.isWindows) {
|
|
// debug win10
|
|
final isViewAdaptive =
|
|
c.viewStyle.style == kRemoteViewStyleAdaptive;
|
|
if (zoomCursor.value && isViewAdaptive) {
|
|
cursorScale = s * c.devicePixelRatio;
|
|
}
|
|
} else {
|
|
final isViewOriginal =
|
|
c.viewStyle.style == kRemoteViewStyleOriginal;
|
|
if (zoomCursor.value || isViewOriginal) {
|
|
cursorScale = s;
|
|
}
|
|
}
|
|
return cursorScale;
|
|
}
|
|
|
|
return MouseRegion(
|
|
cursor: cursorOverImage.isTrue
|
|
? c.cursorEmbedded
|
|
? SystemMouseCursors.none
|
|
: keyboardEnabled.isTrue
|
|
? (() {
|
|
if (remoteCursorMoved.isTrue) {
|
|
_lastRemoteCursorMoved = true;
|
|
return SystemMouseCursors.none;
|
|
} else {
|
|
if (_lastRemoteCursorMoved) {
|
|
_lastRemoteCursorMoved = false;
|
|
_firstEnterImage.value = true;
|
|
}
|
|
return _buildCustomCursor(
|
|
context, getCursorScale());
|
|
}
|
|
}())
|
|
: _buildDisabledCursor(context, getCursorScale())
|
|
: MouseCursor.defer,
|
|
onHover: (evt) {},
|
|
child: child);
|
|
});
|
|
|
|
if (c.imageOverflow.isTrue && c.scrollStyle == ScrollStyle.scrollbar) {
|
|
final imageWidth = c.getDisplayWidth() * s;
|
|
final imageHeight = c.getDisplayHeight() * s;
|
|
final imageSize = Size(imageWidth, imageHeight);
|
|
late final Widget imageWidget;
|
|
if (widget.useTextureRender) {
|
|
imageWidget = SizedBox(
|
|
width: imageWidth,
|
|
height: imageHeight,
|
|
child: Obx(() => Texture(textureId: widget.textureId.value)),
|
|
);
|
|
} else {
|
|
imageWidget = CustomPaint(
|
|
size: imageSize,
|
|
painter: ImagePainter(image: m.image, x: 0, y: 0, scale: s),
|
|
);
|
|
}
|
|
|
|
return NotificationListener<ScrollNotification>(
|
|
onNotification: (notification) {
|
|
final percentX = _horizontal.hasClients
|
|
? _horizontal.position.extentBefore /
|
|
(_horizontal.position.extentBefore +
|
|
_horizontal.position.extentInside +
|
|
_horizontal.position.extentAfter)
|
|
: 0.0;
|
|
final percentY = _vertical.hasClients
|
|
? _vertical.position.extentBefore /
|
|
(_vertical.position.extentBefore +
|
|
_vertical.position.extentInside +
|
|
_vertical.position.extentAfter)
|
|
: 0.0;
|
|
c.setScrollPercent(percentX, percentY);
|
|
return false;
|
|
},
|
|
child: mouseRegion(
|
|
child: Obx(() => _buildCrossScrollbarFromLayout(
|
|
context, _buildListener(imageWidget), c.size, imageSize)),
|
|
));
|
|
} else {
|
|
late final Widget imageWidget;
|
|
if (c.size.width > 0 && c.size.height > 0) {
|
|
if (widget.useTextureRender) {
|
|
imageWidget = Stack(
|
|
children: [
|
|
Positioned(
|
|
left: c.x.toInt().toDouble(),
|
|
top: c.y.toInt().toDouble(),
|
|
width: c.getDisplayWidth() * s,
|
|
height: c.getDisplayHeight() * s,
|
|
child: Texture(textureId: widget.textureId.value),
|
|
)
|
|
],
|
|
);
|
|
} else {
|
|
imageWidget = CustomPaint(
|
|
size: Size(c.size.width, c.size.height),
|
|
painter:
|
|
ImagePainter(image: m.image, x: c.x / s, y: c.y / s, scale: s),
|
|
);
|
|
}
|
|
return mouseRegion(child: _buildListener(imageWidget));
|
|
} else {
|
|
return Container();
|
|
}
|
|
}
|
|
}
|
|
|
|
MouseCursor _buildCursorOfCache(
|
|
CursorModel cursor, double scale, CursorData? cache) {
|
|
if (cache == null) {
|
|
return MouseCursor.defer;
|
|
} else {
|
|
final key = cache.updateGetKey(scale);
|
|
if (!cursor.cachedKeys.contains(key)) {
|
|
debugPrint("Register custom cursor with key $key");
|
|
// [Safety]
|
|
// It's ok to call async registerCursor in current synchronous context,
|
|
// because activating the cursor is also an async call and will always
|
|
// be executed after this.
|
|
custom_cursor_manager.CursorManager.instance
|
|
.registerCursor(custom_cursor_manager.CursorData()
|
|
..buffer = cache.data!
|
|
..height = (cache.height * cache.scale).toInt()
|
|
..width = (cache.width * cache.scale).toInt()
|
|
..hotX = cache.hotx
|
|
..hotY = cache.hoty
|
|
..name = key);
|
|
cursor.addKey(key);
|
|
}
|
|
return FlutterCustomMemoryImageCursor(key: key);
|
|
}
|
|
}
|
|
|
|
MouseCursor _buildCustomCursor(BuildContext context, double scale) {
|
|
final cursor = Provider.of<CursorModel>(context);
|
|
final cache = cursor.cache ?? preDefaultCursor.cache;
|
|
return _buildCursorOfCache(cursor, scale, cache);
|
|
}
|
|
|
|
MouseCursor _buildDisabledCursor(BuildContext context, double scale) {
|
|
final cursor = Provider.of<CursorModel>(context);
|
|
final cache = preForbiddenCursor.cache;
|
|
return _buildCursorOfCache(cursor, scale, cache);
|
|
}
|
|
|
|
Widget _buildCrossScrollbarFromLayout(
|
|
BuildContext context, Widget child, Size layoutSize, Size size) {
|
|
final scrollConfig = CustomMouseWheelScrollConfig(
|
|
scrollDuration: kDefaultScrollDuration,
|
|
scrollCurve: Curves.linearToEaseOut,
|
|
mouseWheelTurnsThrottleTimeMs:
|
|
kDefaultMouseWheelThrottleDuration.inMilliseconds,
|
|
scrollAmountMultiplier: kDefaultScrollAmountMultiplier);
|
|
var widget = child;
|
|
if (layoutSize.width < size.width) {
|
|
widget = ScrollConfiguration(
|
|
behavior: ScrollConfiguration.of(context).copyWith(scrollbars: false),
|
|
child: SingleChildScrollView(
|
|
controller: _horizontal,
|
|
scrollDirection: Axis.horizontal,
|
|
physics: cursorOverImage.isTrue
|
|
? const NeverScrollableScrollPhysics()
|
|
: null,
|
|
child: widget,
|
|
),
|
|
);
|
|
} else {
|
|
widget = Row(
|
|
children: [
|
|
Container(
|
|
width: ((layoutSize.width - size.width) ~/ 2).toDouble(),
|
|
),
|
|
widget,
|
|
],
|
|
);
|
|
}
|
|
if (layoutSize.height < size.height) {
|
|
widget = ScrollConfiguration(
|
|
behavior: ScrollConfiguration.of(context).copyWith(scrollbars: false),
|
|
child: SingleChildScrollView(
|
|
controller: _vertical,
|
|
physics: cursorOverImage.isTrue
|
|
? const NeverScrollableScrollPhysics()
|
|
: null,
|
|
child: widget,
|
|
),
|
|
);
|
|
} else {
|
|
widget = Column(
|
|
children: [
|
|
Container(
|
|
height: ((layoutSize.height - size.height) ~/ 2).toDouble(),
|
|
),
|
|
widget,
|
|
],
|
|
);
|
|
}
|
|
if (layoutSize.width < size.width) {
|
|
widget = ImprovedScrolling(
|
|
scrollController: _horizontal,
|
|
enableCustomMouseWheelScrolling: cursorOverImage.isFalse,
|
|
customMouseWheelScrollConfig: scrollConfig,
|
|
child: RawScrollbar(
|
|
thumbColor: Colors.grey,
|
|
controller: _horizontal,
|
|
thumbVisibility: false,
|
|
trackVisibility: false,
|
|
notificationPredicate: layoutSize.height < size.height
|
|
? (notification) => notification.depth == 1
|
|
: defaultScrollNotificationPredicate,
|
|
child: widget,
|
|
),
|
|
);
|
|
}
|
|
if (layoutSize.height < size.height) {
|
|
widget = ImprovedScrolling(
|
|
scrollController: _vertical,
|
|
enableCustomMouseWheelScrolling: cursorOverImage.isFalse,
|
|
customMouseWheelScrollConfig: scrollConfig,
|
|
child: RawScrollbar(
|
|
thumbColor: Colors.grey,
|
|
controller: _vertical,
|
|
thumbVisibility: false,
|
|
trackVisibility: false,
|
|
child: widget,
|
|
),
|
|
);
|
|
}
|
|
|
|
return widget;
|
|
}
|
|
|
|
Widget _buildListener(Widget child) {
|
|
if (listenerBuilder != null) {
|
|
return listenerBuilder!(child);
|
|
} else {
|
|
return child;
|
|
}
|
|
}
|
|
}
|
|
|
|
class CursorPaint extends StatelessWidget {
|
|
final String id;
|
|
final RxBool zoomCursor;
|
|
|
|
const CursorPaint({
|
|
Key? key,
|
|
required this.id,
|
|
required this.zoomCursor,
|
|
}) : super(key: key);
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final m = Provider.of<CursorModel>(context);
|
|
final c = Provider.of<CanvasModel>(context);
|
|
double hotx = m.hotx;
|
|
double hoty = m.hoty;
|
|
if (m.image == null) {
|
|
if (preDefaultCursor.image != null) {
|
|
hotx = preDefaultCursor.image!.width / 2;
|
|
hoty = preDefaultCursor.image!.height / 2;
|
|
}
|
|
}
|
|
|
|
double cx = c.x;
|
|
double cy = c.y;
|
|
if (c.viewStyle.style == kRemoteViewStyleOriginal &&
|
|
c.scrollStyle == ScrollStyle.scrollbar) {
|
|
final d = c.parent.target!.ffiModel.display;
|
|
final imageWidth = d.width * c.scale;
|
|
final imageHeight = d.height * c.scale;
|
|
cx = -imageWidth * c.scrollX;
|
|
cy = -imageHeight * c.scrollY;
|
|
}
|
|
|
|
double x = (m.x - hotx) * c.scale + cx;
|
|
double y = (m.y - hoty) * c.scale + cy;
|
|
double scale = 1.0;
|
|
final isViewOriginal = c.viewStyle.style == kRemoteViewStyleOriginal;
|
|
if (zoomCursor.value || isViewOriginal) {
|
|
x = m.x - hotx + cx / c.scale;
|
|
y = m.y - hoty + cy / c.scale;
|
|
scale = c.scale;
|
|
}
|
|
|
|
return CustomPaint(
|
|
painter: ImagePainter(
|
|
image: m.image ?? preDefaultCursor.image,
|
|
x: x,
|
|
y: y,
|
|
scale: scale,
|
|
),
|
|
);
|
|
}
|
|
}
|