mirror of
https://github.com/rustdesk/rustdesk.git
synced 2024-12-05 04:59:05 +08:00
945 lines
24 KiB
Dart
945 lines
24 KiB
Dart
import 'package:flutter/services.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'dart:math';
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import 'dart:convert';
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import 'dart:typed_data';
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import 'dart:ui' as ui;
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import 'package:flutter/material.dart';
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import 'package:tuple/tuple.dart';
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import 'dart:async';
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import 'common.dart';
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import 'native_model.dart' if (dart.library.html) 'web_model.dart';
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class FfiModel with ChangeNotifier {
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PeerInfo _pi = PeerInfo();
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Display _display = Display();
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var _decoding = false;
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bool _waitForImage = false;
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bool _initialized = false;
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var _inputBlocked = false;
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final _permissions = Map<String, bool>();
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bool? _secure;
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bool? _direct;
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get permissions => _permissions;
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get initialized => _initialized;
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get display => _display;
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get secure => _secure;
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get direct => _direct;
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get pi => _pi;
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get inputBlocked => _inputBlocked;
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set inputBlocked(v) {
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_inputBlocked = v;
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}
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FfiModel() {
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Translator.call = translate;
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clear();
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() async {
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await PlatformFFI.init();
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_initialized = true;
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print("FFI initialized");
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notifyListeners();
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}();
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}
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void updatePermission(Map<String, dynamic> evt) {
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evt.forEach((k, v) {
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if (k == 'name') return;
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_permissions[k] = v == 'true';
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});
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print('$_permissions');
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notifyListeners();
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}
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bool keyboard() => _permissions['keyboard'] != false;
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void clear() {
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_pi = PeerInfo();
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_display = Display();
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_waitForImage = false;
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_secure = null;
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_direct = null;
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_inputBlocked = false;
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clearPermissions();
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}
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void setConnectionType(bool secure, bool direct) {
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_secure = secure;
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_direct = direct;
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}
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Image? getConnectionImage() {
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String? icon;
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if (secure == true && direct == true) {
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icon = 'secure';
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} else if (secure == false && direct == true) {
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icon = 'insecure';
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} else if (secure == false && direct == false) {
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icon = 'insecure_relay';
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} else if (secure == true && direct == false) {
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icon = 'secure_relay';
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}
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return icon == null
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? null
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: Image.asset('assets/$icon.png', width: 48, height: 48);
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}
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void clearPermissions() {
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_inputBlocked = false;
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_permissions.clear();
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}
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void update(
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String id,
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BuildContext context,
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void Function(
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Map<String, dynamic> evt,
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String id,
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)
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handleMsgbox) {
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var pos;
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for (;;) {
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var evt = FFI.popEvent();
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if (evt == null) break;
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var name = evt['name'];
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if (name == 'msgbox') {
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handleMsgbox(evt, id);
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} else if (name == 'peer_info') {
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handlePeerInfo(evt, context);
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} else if (name == 'connection_ready') {
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FFI.ffiModel.setConnectionType(
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evt['secure'] == 'true', evt['direct'] == 'true');
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} else if (name == 'switch_display') {
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handleSwitchDisplay(evt);
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} else if (name == 'cursor_data') {
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FFI.cursorModel.updateCursorData(evt);
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} else if (name == 'cursor_id') {
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FFI.cursorModel.updateCursorId(evt);
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} else if (name == 'cursor_position') {
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pos = evt;
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} else if (name == 'clipboard') {
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Clipboard.setData(ClipboardData(text: evt['content']));
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} else if (name == 'permission') {
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FFI.ffiModel.updatePermission(evt);
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}
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}
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if (pos != null) FFI.cursorModel.updateCursorPosition(pos);
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if (!_decoding) {
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var rgba = PlatformFFI.getRgba();
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if (rgba != null) {
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if (_waitForImage) {
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_waitForImage = false;
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dismissLoading();
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}
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_decoding = true;
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final pid = FFI.id;
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ui.decodeImageFromPixels(
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rgba, _display.width, _display.height, ui.PixelFormat.bgra8888,
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(image) {
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PlatformFFI.clearRgbaFrame();
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_decoding = false;
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if (FFI.id != pid) return;
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try {
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// my throw exception, because the listener maybe already dispose
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FFI.imageModel.update(image);
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} catch (e) {
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print('update image: $e');
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}
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});
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}
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}
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}
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void handleSwitchDisplay(Map<String, dynamic> evt) {
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var old = _pi.currentDisplay;
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_pi.currentDisplay = int.parse(evt['display']);
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_display.x = double.parse(evt['x']);
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_display.y = double.parse(evt['y']);
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_display.width = int.parse(evt['width']);
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_display.height = int.parse(evt['height']);
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if (old != _pi.currentDisplay)
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FFI.cursorModel.updateDisplayOrigin(_display.x, _display.y);
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notifyListeners();
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}
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void handlePeerInfo(Map<String, dynamic> evt, BuildContext context) {
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dismissLoading();
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_pi.version = evt['version'];
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_pi.username = evt['username'];
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_pi.hostname = evt['hostname'];
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_pi.platform = evt['platform'];
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_pi.sasEnabled = evt['sas_enabled'] == "true";
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_pi.currentDisplay = int.parse(evt['current_display']);
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List<dynamic> displays = json.decode(evt['displays']);
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_pi.displays = [];
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for (int i = 0; i < displays.length; ++i) {
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Map<String, dynamic> d0 = displays[i];
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var d = Display();
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d.x = d0['x'].toDouble();
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d.y = d0['y'].toDouble();
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d.width = d0['width'];
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d.height = d0['height'];
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_pi.displays.add(d);
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}
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if (_pi.currentDisplay < _pi.displays.length) {
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_display = _pi.displays[_pi.currentDisplay];
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}
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if (displays.length > 0) {
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showLoading(translate('Connected, waiting for image...'), context);
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_waitForImage = true;
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}
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notifyListeners();
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}
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}
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class ImageModel with ChangeNotifier {
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ui.Image? _image;
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ui.Image? get image => _image;
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void update(ui.Image? image) {
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if (_image == null && image != null) {
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if (isDesktop) {
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FFI.canvasModel.updateViewStyle();
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} else {
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final size = MediaQueryData.fromWindow(ui.window).size;
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final xscale = size.width / image.width;
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final yscale = size.height / image.height;
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FFI.canvasModel.scale = max(xscale, yscale);
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}
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initializeCursorAndCanvas();
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}
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_image = image;
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if (image != null) notifyListeners();
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}
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double get maxScale {
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if (_image == null) return 1.0;
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final size = MediaQueryData.fromWindow(ui.window).size;
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final xscale = size.width / _image!.width;
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final yscale = size.height / _image!.height;
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return max(1.0, max(xscale, yscale));
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}
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double get minScale {
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if (_image == null) return 1.0;
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final size = MediaQueryData.fromWindow(ui.window).size;
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final xscale = size.width / _image!.width;
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final yscale = size.height / _image!.height;
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return min(xscale, yscale);
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}
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}
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class CanvasModel with ChangeNotifier {
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double _x = 0;
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double _y = 0;
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double _scale = 1.0;
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CanvasModel();
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double get x => _x;
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double get y => _y;
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double get scale => _scale;
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void updateViewStyle() {
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final s = FFI.getByName('peer_option', 'view-style');
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final size = MediaQueryData.fromWindow(ui.window).size;
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final s1 = size.width / FFI.ffiModel.display.width;
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final s2 = size.height / FFI.ffiModel.display.height;
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if (s == 'shrink') {
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final s = s1 < s2 ? s1 : s2;
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if (s < 1) {
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_scale = s;
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}
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} else if (s == 'stretch') {
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final s = s1 > s2 ? s1 : s2;
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if (s > 1) {
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_scale = s;
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}
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} else {
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_scale = 1;
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}
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_x = (size.width - FFI.ffiModel.display.width * _scale) / 2;
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_y = (size.height - FFI.ffiModel.display.height * _scale) / 2;
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notifyListeners();
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}
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void update(double x, double y, double scale) {
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_x = x;
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_y = y;
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_scale = scale;
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notifyListeners();
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}
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void moveDesktopMouse(double x, double y) {
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final size = MediaQueryData.fromWindow(ui.window).size;
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final dw = FFI.ffiModel.display.width * _scale;
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final dh = FFI.ffiModel.display.height * _scale;
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var dxOffset = 0;
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var dyOffset = 0;
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if (dw > size.width) {
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dxOffset = (x - dw * (x / size.width) - _x).toInt();
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}
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if (dh > size.height) {
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dyOffset = (y - dh * (y / size.height) - _y).toInt();
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}
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_x += dxOffset;
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_y += dyOffset;
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if (dxOffset != 0 || dyOffset != 0) {
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notifyListeners();
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}
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FFI.cursorModel.move(x, y);
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}
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set scale(v) {
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_scale = v;
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notifyListeners();
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}
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void panX(double dx) {
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_x += dx;
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notifyListeners();
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}
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void resetOffset() {
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if (isDesktop) {
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updateViewStyle();
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} else {
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_x = 0;
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_y = 0;
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}
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notifyListeners();
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}
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void panY(double dy) {
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_y += dy;
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notifyListeners();
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}
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void updateScale(double v) {
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if (FFI.imageModel.image == null) return;
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final offset = FFI.cursorModel.offset;
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var r = FFI.cursorModel.getVisibleRect();
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final px0 = (offset.dx - r.left) * _scale;
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final py0 = (offset.dy - r.top) * _scale;
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_scale *= v;
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final maxs = FFI.imageModel.maxScale;
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final mins = FFI.imageModel.minScale;
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if (_scale > maxs) _scale = maxs;
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if (_scale < mins) _scale = mins;
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r = FFI.cursorModel.getVisibleRect();
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final px1 = (offset.dx - r.left) * _scale;
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final py1 = (offset.dy - r.top) * _scale;
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_x -= px1 - px0;
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_y -= py1 - py0;
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notifyListeners();
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}
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void clear([bool notify = false]) {
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_x = 0;
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_y = 0;
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_scale = 1.0;
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if (notify) notifyListeners();
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}
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}
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class CursorModel with ChangeNotifier {
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ui.Image? _image;
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final _images = Map<int, Tuple3<ui.Image, double, double>>();
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double _x = -10000;
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double _y = -10000;
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double _hotx = 0;
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double _hoty = 0;
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double _displayOriginX = 0;
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double _displayOriginY = 0;
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ui.Image? get image => _image;
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double get x => _x - _displayOriginX;
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double get y => _y - _displayOriginY;
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Offset get offset => Offset(_x, _y);
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double get hotx => _hotx;
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double get hoty => _hoty;
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// remote physical display coordinate
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Rect getVisibleRect() {
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final size = MediaQueryData.fromWindow(ui.window).size;
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final xoffset = FFI.canvasModel.x;
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final yoffset = FFI.canvasModel.y;
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final scale = FFI.canvasModel.scale;
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final x0 = _displayOriginX - xoffset / scale;
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final y0 = _displayOriginY - yoffset / scale;
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return Rect.fromLTWH(x0, y0, size.width / scale, size.height / scale);
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}
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double adjustForKeyboard() {
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final m = MediaQueryData.fromWindow(ui.window);
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var keyboardHeight = m.viewInsets.bottom;
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final size = m.size;
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if (keyboardHeight < 100) return 0;
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final s = FFI.canvasModel.scale;
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final thresh = (size.height - keyboardHeight) / 2;
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var h = (_y - getVisibleRect().top) * s; // local physical display height
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return h - thresh;
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}
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void touch(double x, double y, bool right) {
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move(x, y);
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FFI.moveMouse(_x, _y);
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FFI.tap(right);
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}
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void move(double x, double y) {
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final scale = FFI.canvasModel.scale;
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final xoffset = FFI.canvasModel.x;
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final yoffset = FFI.canvasModel.y;
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_x = (x - xoffset) / scale + _displayOriginX;
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_y = (y - yoffset) / scale + _displayOriginY;
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notifyListeners();
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}
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void reset() {
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_x = _displayOriginX;
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_y = _displayOriginY;
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FFI.moveMouse(_x, _y);
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FFI.canvasModel.clear(true);
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notifyListeners();
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}
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void updatePan(double dx, double dy, bool touchMode, bool drag) {
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if (FFI.imageModel.image == null) return;
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if (touchMode) {
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if (drag) {
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final scale = FFI.canvasModel.scale;
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_x += dx / scale;
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_y += dy / scale;
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FFI.moveMouse(_x, _y);
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notifyListeners();
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} else {
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FFI.canvasModel.panX(dx);
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FFI.canvasModel.panY(dy);
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}
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return;
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}
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final scale = FFI.canvasModel.scale;
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dx /= scale;
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dy /= scale;
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final r = getVisibleRect();
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var cx = r.center.dx;
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var cy = r.center.dy;
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var tryMoveCanvasX = false;
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if (dx > 0) {
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final maxCanvasCanMove =
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_displayOriginX + FFI.imageModel.image!.width - r.right;
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tryMoveCanvasX = _x + dx > cx && maxCanvasCanMove > 0;
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if (tryMoveCanvasX) {
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dx = min(dx, maxCanvasCanMove);
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} else {
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final maxCursorCanMove = r.right - _x;
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dx = min(dx, maxCursorCanMove);
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}
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} else if (dx < 0) {
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final maxCanvasCanMove = _displayOriginX - r.left;
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tryMoveCanvasX = _x + dx < cx && maxCanvasCanMove < 0;
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if (tryMoveCanvasX) {
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dx = max(dx, maxCanvasCanMove);
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} else {
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final maxCursorCanMove = r.left - _x;
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dx = max(dx, maxCursorCanMove);
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}
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}
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var tryMoveCanvasY = false;
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if (dy > 0) {
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final mayCanvasCanMove =
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_displayOriginY + FFI.imageModel.image!.height - r.bottom;
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tryMoveCanvasY = _y + dy > cy && mayCanvasCanMove > 0;
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if (tryMoveCanvasY) {
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dy = min(dy, mayCanvasCanMove);
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} else {
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final mayCursorCanMove = r.bottom - _y;
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dy = min(dy, mayCursorCanMove);
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}
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} else if (dy < 0) {
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final mayCanvasCanMove = _displayOriginY - r.top;
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tryMoveCanvasY = _y + dy < cy && mayCanvasCanMove < 0;
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if (tryMoveCanvasY) {
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dy = max(dy, mayCanvasCanMove);
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} else {
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final mayCursorCanMove = r.top - _y;
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dy = max(dy, mayCursorCanMove);
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}
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}
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if (dx == 0 && dy == 0) return;
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_x += dx;
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_y += dy;
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if (tryMoveCanvasX && dx != 0) {
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FFI.canvasModel.panX(-dx);
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}
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if (tryMoveCanvasY && dy != 0) {
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FFI.canvasModel.panY(-dy);
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}
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FFI.moveMouse(_x, _y);
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notifyListeners();
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}
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void updateCursorData(Map<String, dynamic> evt) {
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var id = int.parse(evt['id']);
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_hotx = double.parse(evt['hotx']);
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_hoty = double.parse(evt['hoty']);
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var width = int.parse(evt['width']);
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var height = int.parse(evt['height']);
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List<dynamic> colors = json.decode(evt['colors']);
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final rgba = Uint8List.fromList(colors.map((s) => s as int).toList());
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var pid = FFI.id;
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ui.decodeImageFromPixels(rgba, width, height, ui.PixelFormat.rgba8888,
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(image) {
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if (FFI.id != pid) return;
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_image = image;
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_images[id] = Tuple3(image, _hotx, _hoty);
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try {
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// my throw exception, because the listener maybe already dispose
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notifyListeners();
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} catch (e) {
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print('notify cursor: $e');
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}
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});
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}
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void updateCursorId(Map<String, dynamic> evt) {
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final tmp = _images[int.parse(evt['id'])];
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if (tmp != null) {
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_image = tmp.item1;
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|
_hotx = tmp.item2;
|
|
_hoty = tmp.item3;
|
|
notifyListeners();
|
|
}
|
|
}
|
|
|
|
void updateCursorPosition(Map<String, dynamic> evt) {
|
|
_x = double.parse(evt['x']);
|
|
_y = double.parse(evt['y']);
|
|
notifyListeners();
|
|
}
|
|
|
|
void updateDisplayOrigin(double x, double y) {
|
|
_displayOriginX = x;
|
|
_displayOriginY = y;
|
|
_x = x + 1;
|
|
_y = y + 1;
|
|
FFI.moveMouse(x, y);
|
|
FFI.canvasModel.resetOffset();
|
|
notifyListeners();
|
|
}
|
|
|
|
void updateDisplayOriginWithCursor(
|
|
double x, double y, double xCursor, double yCursor) {
|
|
_displayOriginX = x;
|
|
_displayOriginY = y;
|
|
_x = xCursor;
|
|
_y = yCursor;
|
|
FFI.moveMouse(x, y);
|
|
notifyListeners();
|
|
}
|
|
|
|
void clear() {
|
|
_x = -10000;
|
|
_x = -10000;
|
|
_image = null;
|
|
_images.clear();
|
|
}
|
|
}
|
|
|
|
class ClientState {
|
|
bool isStart = false;
|
|
bool isFileTransfer = false;
|
|
String name = "";
|
|
String peerId = "";
|
|
|
|
ClientState(this.isStart, this.isFileTransfer, this.name, this.peerId);
|
|
|
|
ClientState.fromJson(Map<String, dynamic> json) {
|
|
isStart = json['is_start'];
|
|
isFileTransfer = json['is_file_transfer'];
|
|
name = json['name'];
|
|
peerId = json['peer_id'];
|
|
}
|
|
|
|
Map<String, dynamic> toJson() {
|
|
final Map<String, dynamic> data = new Map<String, dynamic>();
|
|
data['is_start'] = this.isStart;
|
|
data['is_file_transfer'] = this.isFileTransfer;
|
|
data['name'] = this.name;
|
|
data['peer_id'] = this.peerId;
|
|
return data;
|
|
}
|
|
}
|
|
|
|
class ServerModel with ChangeNotifier {
|
|
bool _mediaOk = false;
|
|
bool _inputOk = false;
|
|
bool _isPeerStart = false;
|
|
bool _isFileTransfer = false;
|
|
String _peerName = "";
|
|
String _peerID = "";
|
|
|
|
bool get mediaOk => _mediaOk;
|
|
|
|
bool get inputOk => _inputOk;
|
|
|
|
bool get isPeerStart => _isPeerStart;
|
|
|
|
bool get isFileTransfer => _isFileTransfer;
|
|
|
|
String get peerName => _peerName;
|
|
|
|
String get peerID => _peerID;
|
|
|
|
ServerModel();
|
|
|
|
changeStatue(String name, bool value) {
|
|
switch (name) {
|
|
case "media":
|
|
_mediaOk = value;
|
|
break;
|
|
case "input":
|
|
_inputOk = value;
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
notifyListeners();
|
|
}
|
|
|
|
setPeer(bool enabled, {String name = "", String id = ""}) {
|
|
_isPeerStart = enabled;
|
|
if (name != "") _peerName = name;
|
|
if (id != "") _peerID = id;
|
|
notifyListeners();
|
|
}
|
|
|
|
updateClientState() {
|
|
var res = FFI.getByName("client_state");
|
|
debugPrint("getByName client_state string:$res");
|
|
try {
|
|
var clientState = ClientState.fromJson(jsonDecode(res));
|
|
_isPeerStart = clientState.isStart;
|
|
_isFileTransfer = clientState.isFileTransfer;
|
|
_peerName = clientState.name;
|
|
_peerID = clientState.peerId;
|
|
debugPrint("updateClientState:${clientState.toJson()}");
|
|
} catch (e) {}
|
|
notifyListeners();
|
|
}
|
|
|
|
clearPeer() {
|
|
_isPeerStart = false;
|
|
_peerName = "";
|
|
_peerID = "";
|
|
notifyListeners();
|
|
}
|
|
}
|
|
|
|
class FFI {
|
|
static String id = "";
|
|
static var shift = false;
|
|
static var ctrl = false;
|
|
static var alt = false;
|
|
static var command = false;
|
|
static final imageModel = ImageModel();
|
|
static final ffiModel = FfiModel();
|
|
static final cursorModel = CursorModel();
|
|
static final canvasModel = CanvasModel();
|
|
static final serverModel = ServerModel();
|
|
|
|
static String getId() {
|
|
return getByName('remote_id');
|
|
}
|
|
|
|
static void tap(bool right) {
|
|
sendMouse('down', right ? 'right' : 'left');
|
|
sendMouse('up', right ? 'right' : 'left');
|
|
}
|
|
|
|
static void scroll(double y) {
|
|
var y2 = y.round();
|
|
if (y2 == 0) return;
|
|
setByName('send_mouse',
|
|
json.encode(modify({'type': 'wheel', 'y': y2.toString()})));
|
|
}
|
|
|
|
static void reconnect() {
|
|
setByName('reconnect');
|
|
FFI.ffiModel.clearPermissions();
|
|
}
|
|
|
|
static void resetModifiers() {
|
|
shift = ctrl = alt = command = false;
|
|
}
|
|
|
|
static Map<String, String> modify(Map<String, String> evt) {
|
|
if (ctrl) evt['ctrl'] = 'true';
|
|
if (shift) evt['shift'] = 'true';
|
|
if (alt) evt['alt'] = 'true';
|
|
if (command) evt['command'] = 'true';
|
|
return evt;
|
|
}
|
|
|
|
static void sendMouse(String type, String buttons) {
|
|
if (!ffiModel.keyboard()) return;
|
|
setByName(
|
|
'send_mouse', json.encode(modify({'type': type, 'buttons': buttons})));
|
|
}
|
|
|
|
static void inputKey(String name) {
|
|
if (!ffiModel.keyboard()) return;
|
|
setByName(
|
|
'input_key', json.encode(modify({'name': name, 'press': 'true'})));
|
|
}
|
|
|
|
static void moveMouse(double x, double y) {
|
|
if (!ffiModel.keyboard()) return;
|
|
var x2 = x.toInt();
|
|
var y2 = y.toInt();
|
|
setByName('send_mouse', json.encode(modify({'x': '$x2', 'y': '$y2'})));
|
|
}
|
|
|
|
static List<Peer> peers() {
|
|
try {
|
|
List<dynamic> peers = json.decode(getByName('peers'));
|
|
return peers
|
|
.map((s) => s as List<dynamic>)
|
|
.map((s) =>
|
|
Peer.fromJson(s[0] as String, s[1] as Map<String, dynamic>))
|
|
.toList();
|
|
} catch (e) {
|
|
print('peers(): $e');
|
|
}
|
|
return [];
|
|
}
|
|
|
|
static void connect(String id) {
|
|
setByName('connect', id);
|
|
FFI.id = id;
|
|
}
|
|
|
|
static Map<String, dynamic>? popEvent() {
|
|
var s = getByName('event');
|
|
if (s == '') return null;
|
|
try {
|
|
Map<String, dynamic> event = json.decode(s);
|
|
return event;
|
|
} catch (e) {
|
|
print('popEvent(): $e');
|
|
}
|
|
return null;
|
|
}
|
|
|
|
static void login(String password, bool remember) {
|
|
setByName(
|
|
'login',
|
|
json.encode({
|
|
'password': password,
|
|
'remember': remember ? 'true' : 'false',
|
|
}));
|
|
}
|
|
|
|
static void close() {
|
|
if (FFI.imageModel.image != null && !isDesktop) {
|
|
savePreference(id, cursorModel.x, cursorModel.y, canvasModel.x,
|
|
canvasModel.y, canvasModel.scale, ffiModel.pi.currentDisplay);
|
|
}
|
|
id = "";
|
|
setByName('close', '');
|
|
imageModel.update(null);
|
|
cursorModel.clear();
|
|
ffiModel.clear();
|
|
canvasModel.clear();
|
|
resetModifiers();
|
|
}
|
|
|
|
static String getByName(String name, [String arg = '']) {
|
|
return PlatformFFI.getByName(name, arg);
|
|
}
|
|
|
|
static void setByName(String name, [String value = '']) {
|
|
PlatformFFI.setByName(name, value);
|
|
}
|
|
|
|
static Future<String> getVersion() async {
|
|
return await PlatformFFI.getVersion();
|
|
}
|
|
|
|
static handleMouse(Map<String, dynamic> evt) {
|
|
var type = '';
|
|
var isMove = false;
|
|
switch (evt['type']) {
|
|
case 'mousedown':
|
|
type = 'down';
|
|
break;
|
|
case 'mouseup':
|
|
type = 'up';
|
|
break;
|
|
case 'mousemove':
|
|
isMove = true;
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
evt['type'] = type;
|
|
var x = evt['x'];
|
|
var y = evt['y'];
|
|
if (isMove) {
|
|
FFI.canvasModel.moveDesktopMouse(x, y);
|
|
}
|
|
final d = FFI.ffiModel.display;
|
|
x -= FFI.canvasModel.x;
|
|
y -= FFI.canvasModel.y;
|
|
if (!isMove && (x < 0 || x > d.width || y < 0 || y > d.height)) {
|
|
return;
|
|
}
|
|
x /= FFI.canvasModel.scale;
|
|
y /= FFI.canvasModel.scale;
|
|
x += d.x;
|
|
y += d.y;
|
|
if (type != '') {
|
|
x = 0;
|
|
y = 0;
|
|
}
|
|
evt['x'] = '$x';
|
|
evt['y'] = '$y';
|
|
var buttons = '';
|
|
switch (evt['buttons']) {
|
|
case 1:
|
|
buttons = 'left';
|
|
break;
|
|
case 2:
|
|
buttons = 'right';
|
|
break;
|
|
case 4:
|
|
buttons = 'wheel';
|
|
break;
|
|
}
|
|
evt['buttons'] = buttons;
|
|
setByName('send_mouse', json.encode(evt));
|
|
}
|
|
|
|
static listenToMouse(bool yesOrNo) {
|
|
if (yesOrNo) {
|
|
PlatformFFI.startDesktopWebListener(handleMouse);
|
|
} else {
|
|
PlatformFFI.stopDesktopWebListener();
|
|
}
|
|
}
|
|
|
|
static void setMethodCallHandler(FMethod callback) {
|
|
PlatformFFI.setMethodCallHandler(callback);
|
|
}
|
|
|
|
static Future<bool> invokeMethod(String method) async {
|
|
return await PlatformFFI.invokeMethod(method);
|
|
}
|
|
}
|
|
|
|
class Peer {
|
|
final String id;
|
|
final String username;
|
|
final String hostname;
|
|
final String platform;
|
|
|
|
Peer.fromJson(String id, Map<String, dynamic> json)
|
|
: id = id,
|
|
username = json['username'],
|
|
hostname = json['hostname'],
|
|
platform = json['platform'];
|
|
}
|
|
|
|
class Display {
|
|
double x = 0;
|
|
double y = 0;
|
|
int width = 0;
|
|
int height = 0;
|
|
}
|
|
|
|
class PeerInfo {
|
|
String version = "";
|
|
String username = "";
|
|
String hostname = "";
|
|
String platform = "";
|
|
bool sasEnabled = false;
|
|
int currentDisplay = 0;
|
|
List<Display> displays = [];
|
|
}
|
|
|
|
void savePreference(String id, double xCursor, double yCursor, double xCanvas,
|
|
double yCanvas, double scale, int currentDisplay) async {
|
|
SharedPreferences prefs = await SharedPreferences.getInstance();
|
|
final p = Map<String, dynamic>();
|
|
p['xCursor'] = xCursor;
|
|
p['yCursor'] = yCursor;
|
|
p['xCanvas'] = xCanvas;
|
|
p['yCanvas'] = yCanvas;
|
|
p['scale'] = scale;
|
|
p['currentDisplay'] = currentDisplay;
|
|
prefs.setString('peer' + id, json.encode(p));
|
|
}
|
|
|
|
Future<Map<String, dynamic>?> getPreference(String id) async {
|
|
if (!isDesktop) return null;
|
|
SharedPreferences prefs = await SharedPreferences.getInstance();
|
|
var p = prefs.getString('peer' + id);
|
|
if (p == null) return null;
|
|
Map<String, dynamic> m = json.decode(p);
|
|
return m;
|
|
}
|
|
|
|
void removePreference(String id) async {
|
|
SharedPreferences prefs = await SharedPreferences.getInstance();
|
|
prefs.remove('peer' + id);
|
|
}
|
|
|
|
void initializeCursorAndCanvas() async {
|
|
var p = await getPreference(FFI.id);
|
|
int currentDisplay = 0;
|
|
if (p != null) {
|
|
currentDisplay = p['currentDisplay'];
|
|
}
|
|
if (p == null || currentDisplay != FFI.ffiModel.pi.currentDisplay) {
|
|
FFI.cursorModel
|
|
.updateDisplayOrigin(FFI.ffiModel.display.x, FFI.ffiModel.display.y);
|
|
return;
|
|
}
|
|
double xCursor = p['xCursor'];
|
|
double yCursor = p['yCursor'];
|
|
double xCanvas = p['xCanvas'];
|
|
double yCanvas = p['yCanvas'];
|
|
double scale = p['scale'];
|
|
FFI.cursorModel.updateDisplayOriginWithCursor(
|
|
FFI.ffiModel.display.x, FFI.ffiModel.display.y, xCursor, yCursor);
|
|
FFI.canvasModel.update(xCanvas, yCanvas, scale);
|
|
}
|
|
|
|
String translate(String name) {
|
|
if (name.startsWith('Failed to') && name.contains(': ')) {
|
|
return name.split(': ').map((x) => translate(x)).join(': ');
|
|
}
|
|
var a = 'translate';
|
|
var b = '{"locale": "$localeName", "text": "$name"}';
|
|
return FFI.getByName(a, b);
|
|
}
|