1221 lines
37 KiB
Dart
1221 lines
37 KiB
Dart
import 'dart:async';
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import 'dart:convert';
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import 'dart:io';
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import 'dart:math';
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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:flutter/services.dart';
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import 'package:flutter_hbb/consts.dart';
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import 'package:flutter_hbb/generated_bridge.dart';
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import 'package:flutter_hbb/models/ab_model.dart';
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import 'package:flutter_hbb/models/chat_model.dart';
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import 'package:flutter_hbb/models/file_model.dart';
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import 'package:flutter_hbb/models/server_model.dart';
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import 'package:flutter_hbb/models/user_model.dart';
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import 'package:flutter_hbb/utils/multi_window_manager.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:tuple/tuple.dart';
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import 'package:flutter_custom_cursor/flutter_custom_cursor.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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import '../common.dart';
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import '../common/shared_state.dart';
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import '../utils/image.dart' as img;
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import '../mobile/widgets/dialog.dart';
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import 'input_model.dart';
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import 'platform_model.dart';
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typedef HandleMsgBox = Function(Map<String, dynamic> evt, String id);
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bool _waitForImage = false;
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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 _inputBlocked = false;
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final _permissions = <String, bool>{};
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bool? _secure;
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bool? _direct;
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bool _touchMode = false;
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Timer? _timer;
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var _reconnects = 1;
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WeakReference<FFI> parent;
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Map<String, bool> get permissions => _permissions;
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Display get display => _display;
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bool? get secure => _secure;
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bool? get direct => _direct;
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PeerInfo get pi => _pi;
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bool get inputBlocked => _inputBlocked;
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bool get touchMode => _touchMode;
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bool get isPeerAndroid => _pi.platform == 'Android';
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set inputBlocked(v) {
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_inputBlocked = v;
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}
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FfiModel(this.parent) {
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clear();
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}
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toggleTouchMode() {
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if (!isPeerAndroid) {
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_touchMode = !_touchMode;
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notifyListeners();
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}
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}
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updatePermission(Map<String, dynamic> evt, String id) {
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evt.forEach((k, v) {
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if (k == 'name' || k.isEmpty) return;
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_permissions[k] = v == 'true';
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});
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// Only inited at remote page
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if (desktopType == DesktopType.remote) {
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KeyboardEnabledState.find(id).value = _permissions['keyboard'] != false;
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}
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debugPrint('$_permissions');
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notifyListeners();
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}
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bool keyboard() => _permissions['keyboard'] != false;
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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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_timer?.cancel();
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_timer = null;
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clearPermissions();
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}
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setConnectionType(String peerId, bool secure, bool direct) {
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_secure = secure;
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_direct = direct;
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try {
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var connectionType = ConnectionTypeState.find(peerId);
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connectionType.setSecure(secure);
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connectionType.setDirect(direct);
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} catch (e) {
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//
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}
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}
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Widget? getConnectionImage() {
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if (secure == null || direct == null) {
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return null;
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} else {
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final icon =
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'${secure == true ? 'secure' : 'insecure'}${direct == true ? '' : '_relay'}';
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return SvgPicture.asset('assets/$icon.svg', width: 48, height: 48);
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}
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}
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clearPermissions() {
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_inputBlocked = false;
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_permissions.clear();
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}
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StreamEventHandler startEventListener(String peerId) {
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return (evt) async {
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var name = evt['name'];
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if (name == 'msgbox') {
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handleMsgBox(evt, peerId);
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} else if (name == 'peer_info') {
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handlePeerInfo(evt, peerId);
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} else if (name == 'connection_ready') {
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setConnectionType(
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peerId, 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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await parent.target?.cursorModel.updateCursorData(evt);
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} else if (name == 'cursor_id') {
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await parent.target?.cursorModel.updateCursorId(evt);
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} else if (name == 'cursor_position') {
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await parent.target?.cursorModel.updateCursorPosition(evt, peerId);
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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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parent.target?.ffiModel.updatePermission(evt, peerId);
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} else if (name == 'chat_client_mode') {
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parent.target?.chatModel
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.receive(ChatModel.clientModeID, evt['text'] ?? '');
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} else if (name == 'chat_server_mode') {
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parent.target?.chatModel
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.receive(int.parse(evt['id'] as String), evt['text'] ?? '');
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} else if (name == 'file_dir') {
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parent.target?.fileModel.receiveFileDir(evt);
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} else if (name == 'job_progress') {
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parent.target?.fileModel.tryUpdateJobProgress(evt);
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} else if (name == 'job_done') {
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parent.target?.fileModel.jobDone(evt);
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} else if (name == 'job_error') {
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parent.target?.fileModel.jobError(evt);
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} else if (name == 'override_file_confirm') {
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parent.target?.fileModel.overrideFileConfirm(evt);
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} else if (name == 'load_last_job') {
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parent.target?.fileModel.loadLastJob(evt);
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} else if (name == 'update_folder_files') {
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parent.target?.fileModel.updateFolderFiles(evt);
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} else if (name == 'add_connection') {
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parent.target?.serverModel.addConnection(evt);
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} else if (name == 'on_client_remove') {
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parent.target?.serverModel.onClientRemove(evt);
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} else if (name == 'update_quality_status') {
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parent.target?.qualityMonitorModel.updateQualityStatus(evt);
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} else if (name == 'update_block_input_state') {
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updateBlockInputState(evt, peerId);
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} else if (name == 'update_privacy_mode') {
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updatePrivacyMode(evt, peerId);
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} else if (name == 'new_connection') {
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var arg = evt['peer_id'].toString();
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if (arg.startsWith(kUniLinksPrefix)) {
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parseRustdeskUri(arg);
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} else {
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Future.delayed(Duration.zero, () {
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rustDeskWinManager.newRemoteDesktop(arg);
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});
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}
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}
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};
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}
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/// Bind the event listener to receive events from the Rust core.
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updateEventListener(String peerId) {
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platformFFI.setEventCallback(startEventListener(peerId));
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}
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handleSwitchDisplay(Map<String, dynamic> evt) {
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final oldOrientation = _display.width > _display.height;
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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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parent.target?.cursorModel.updateDisplayOrigin(_display.x, _display.y);
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}
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// remote is mobile, and orientation changed
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if ((_display.width > _display.height) != oldOrientation) {
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gFFI.canvasModel.updateViewStyle();
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}
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parent.target?.recordingModel.onSwitchDisplay();
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notifyListeners();
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}
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/// Handle the message box event based on [evt] and [id].
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handleMsgBox(Map<String, dynamic> evt, String id) {
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if (parent.target == null) return;
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final dialogManager = parent.target!.dialogManager;
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final type = evt['type'];
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final title = evt['title'];
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final text = evt['text'];
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final link = evt['link'];
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if (type == 're-input-password') {
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wrongPasswordDialog(id, dialogManager);
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} else if (type == 'input-password') {
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enterPasswordDialog(id, dialogManager);
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} else if (type == 'restarting') {
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showMsgBox(id, type, title, text, link, false, dialogManager, hasCancel: false);
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} else {
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var hasRetry = evt['hasRetry'] == 'true';
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showMsgBox(id, type, title, text, link, hasRetry, dialogManager);
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}
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}
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/// Show a message box with [type], [title] and [text].
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showMsgBox(String id, String type, String title, String text, String link,
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bool hasRetry, OverlayDialogManager dialogManager,
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{bool? hasCancel}) {
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msgBox(type, title, text, link, dialogManager, hasCancel: hasCancel);
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_timer?.cancel();
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if (hasRetry) {
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_timer = Timer(Duration(seconds: _reconnects), () {
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bind.sessionReconnect(id: id);
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clearPermissions();
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dialogManager.showLoading(translate('Connecting...'),
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onCancel: closeConnection);
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});
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_reconnects *= 2;
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} else {
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_reconnects = 1;
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}
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}
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/// Handle the peer info event based on [evt].
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handlePeerInfo(Map<String, dynamic> evt, String peerId) async {
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// recent peer updated by handle_peer_info(ui_session_interface.rs) --> handle_peer_info(client.rs) --> save_config(client.rs)
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bind.mainLoadRecentPeers();
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parent.target?.dialogManager.dismissAll();
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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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try {
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CurrentDisplayState.find(peerId).value = _pi.currentDisplay;
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} catch (e) {
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//
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}
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if (isPeerAndroid) {
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_touchMode = true;
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if (parent.target != null &&
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parent.target!.connType == ConnType.defaultConn &&
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parent.target!.ffiModel.permissions['keyboard'] != false) {
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Timer(
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const Duration(milliseconds: 100),
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() => parent.target!.dialogManager
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.showMobileActionsOverlay(ffi: parent.target!));
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}
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} else {
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_touchMode =
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await bind.sessionGetOption(id: peerId, arg: 'touch-mode') != '';
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}
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if (parent.target != null &&
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parent.target!.connType == ConnType.fileTransfer) {
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parent.target?.fileModel.onReady();
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} else {
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_pi.displays = [];
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List<dynamic> displays = json.decode(evt['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.isNotEmpty) {
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parent.target?.dialogManager.showLoading(
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translate('Connected, waiting for image...'),
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onCancel: closeConnection);
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_waitForImage = true;
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_reconnects = 1;
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}
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}
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notifyListeners();
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}
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updateBlockInputState(Map<String, dynamic> evt, String peerId) {
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_inputBlocked = evt['input_state'] == 'on';
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notifyListeners();
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try {
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BlockInputState.find(peerId).value = evt['input_state'] == 'on';
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} catch (e) {
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//
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}
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}
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updatePrivacyMode(Map<String, dynamic> evt, String peerId) {
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notifyListeners();
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try {
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PrivacyModeState.find(peerId).value =
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bind.sessionGetToggleOptionSync(id: peerId, arg: 'privacy-mode');
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} catch (e) {
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//
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}
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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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String id = '';
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WeakReference<FFI> parent;
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ImageModel(this.parent);
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onRgba(Uint8List rgba) {
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if (_waitForImage) {
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_waitForImage = false;
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parent.target?.dialogManager.dismissAll();
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}
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final pid = parent.target?.id;
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ui.decodeImageFromPixels(
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rgba,
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parent.target?.ffiModel.display.width ?? 0,
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parent.target?.ffiModel.display.height ?? 0,
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isWeb ? ui.PixelFormat.rgba8888 : ui.PixelFormat.bgra8888, (image) {
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if (parent.target?.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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update(image);
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} catch (e) {
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debugPrint('update image: $e');
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}
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});
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}
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update(ui.Image? image) async {
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if (_image == null && image != null) {
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if (isWebDesktop || isDesktop) {
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await parent.target?.canvasModel.updateViewStyle();
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await parent.target?.canvasModel.updateScrollStyle();
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} else {
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final size = MediaQueryData.fromWindow(ui.window).size;
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final canvasWidth = size.width;
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final canvasHeight = size.height;
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final xscale = canvasWidth / image.width;
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final yscale = canvasHeight / image.height;
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parent.target?.canvasModel.scale = min(xscale, yscale);
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}
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if (parent.target != null) {
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await initializeCursorAndCanvas(parent.target!);
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}
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if (parent.target?.ffiModel.isPeerAndroid ?? false) {
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bind.sessionPeerOption(id: id, name: 'view-style', value: 'adaptive');
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parent.target?.canvasModel.updateViewStyle();
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}
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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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// mobile only
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// for desktop, height should minus tabbar height
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double get maxScale {
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if (_image == null) return 1.5;
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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(1.5, max(xscale, yscale));
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}
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// mobile only
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// for desktop, height should minus tabbar height
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double get minScale {
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if (_image == null) return 1.5;
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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) / 1.5;
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}
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}
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enum ScrollStyle {
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scrollbar,
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scrollauto,
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}
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class ViewStyle {
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final String style;
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final double width;
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final double height;
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final int displayWidth;
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final int displayHeight;
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ViewStyle({
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this.style = '',
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this.width = 0.0,
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this.height = 0.0,
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this.displayWidth = 0,
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this.displayHeight = 0,
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});
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static int _double2Int(double v) => (v * 100).round().toInt();
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@override
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bool operator ==(Object other) =>
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other is ViewStyle &&
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other.runtimeType == runtimeType &&
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_innerEqual(other);
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bool _innerEqual(ViewStyle other) {
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return style == other.style &&
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ViewStyle._double2Int(other.width) == ViewStyle._double2Int(width) &&
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ViewStyle._double2Int(other.height) == ViewStyle._double2Int(height) &&
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other.displayWidth == displayWidth &&
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other.displayHeight == displayHeight;
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}
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@override
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int get hashCode => Object.hash(
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style,
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ViewStyle._double2Int(width),
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ViewStyle._double2Int(height),
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displayWidth,
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displayHeight,
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).hashCode;
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double get scale {
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double s = 1.0;
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if (style == 'adaptive') {
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final s1 = width / displayWidth;
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final s2 = height / displayHeight;
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s = s1 < s2 ? s1 : s2;
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}
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return s;
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}
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}
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class CanvasModel with ChangeNotifier {
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// image offset of canvas
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double _x = 0;
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// image offset of canvas
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double _y = 0;
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// image scale
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double _scale = 1.0;
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// the tabbar over the image
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double tabBarHeight = 0.0;
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// the window border's width
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double windowBorderWidth = 0.0;
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// remote id
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String id = '';
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// scroll offset x percent
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double _scrollX = 0.0;
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// scroll offset y percent
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double _scrollY = 0.0;
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ScrollStyle _scrollStyle = ScrollStyle.scrollauto;
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ViewStyle _lastViewStyle = ViewStyle();
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WeakReference<FFI> parent;
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CanvasModel(this.parent);
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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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ScrollStyle get scrollStyle => _scrollStyle;
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setScrollPercent(double x, double y) {
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_scrollX = x;
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_scrollY = y;
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}
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double get scrollX => _scrollX;
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double get scrollY => _scrollY;
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updateViewStyle() async {
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final style = await bind.sessionGetOption(id: id, arg: 'view-style');
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if (style == null) {
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return;
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}
|
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final sizeWidth = size.width;
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final sizeHeight = size.height;
|
|
final displayWidth = getDisplayWidth();
|
|
final displayHeight = getDisplayHeight();
|
|
final viewStyle = ViewStyle(
|
|
style: style,
|
|
width: sizeWidth,
|
|
height: sizeHeight,
|
|
displayWidth: displayWidth,
|
|
displayHeight: displayHeight,
|
|
);
|
|
if (_lastViewStyle == viewStyle) {
|
|
return;
|
|
}
|
|
_lastViewStyle = viewStyle;
|
|
_scale = viewStyle.scale;
|
|
_x = (sizeWidth - displayWidth * _scale) / 2;
|
|
_y = (sizeHeight - displayHeight * _scale) / 2;
|
|
notifyListeners();
|
|
}
|
|
|
|
updateScrollStyle() async {
|
|
final style = await bind.sessionGetOption(id: id, arg: 'scroll-style');
|
|
if (style == 'scrollbar') {
|
|
_scrollStyle = ScrollStyle.scrollbar;
|
|
_scrollX = 0.0;
|
|
_scrollY = 0.0;
|
|
} else {
|
|
_scrollStyle = ScrollStyle.scrollauto;
|
|
}
|
|
notifyListeners();
|
|
}
|
|
|
|
update(double x, double y, double scale) {
|
|
_x = x;
|
|
_y = y;
|
|
_scale = scale;
|
|
notifyListeners();
|
|
}
|
|
|
|
int getDisplayWidth() {
|
|
final defaultWidth = (isDesktop || isWebDesktop)
|
|
? kDesktopDefaultDisplayWidth
|
|
: kMobileDefaultDisplayWidth;
|
|
return parent.target?.ffiModel.display.width ?? defaultWidth;
|
|
}
|
|
|
|
int getDisplayHeight() {
|
|
final defaultHeight = (isDesktop || isWebDesktop)
|
|
? kDesktopDefaultDisplayHeight
|
|
: kMobileDefaultDisplayHeight;
|
|
return parent.target?.ffiModel.display.height ?? defaultHeight;
|
|
}
|
|
|
|
Size get size {
|
|
final size = MediaQueryData.fromWindow(ui.window).size;
|
|
return Size(size.width - windowBorderWidth * 2,
|
|
size.height - tabBarHeight - windowBorderWidth * 2);
|
|
}
|
|
|
|
moveDesktopMouse(double x, double y) {
|
|
// On mobile platforms, move the canvas with the cursor.
|
|
final dw = getDisplayWidth() * _scale;
|
|
final dh = getDisplayHeight() * _scale;
|
|
var dxOffset = 0;
|
|
var dyOffset = 0;
|
|
if (dw > size.width) {
|
|
dxOffset = (x - dw * (x / size.width) - _x).toInt();
|
|
}
|
|
if (dh > size.height) {
|
|
dyOffset = (y - dh * (y / size.height) - _y).toInt();
|
|
}
|
|
_x += dxOffset;
|
|
_y += dyOffset;
|
|
if (dxOffset != 0 || dyOffset != 0) {
|
|
notifyListeners();
|
|
}
|
|
|
|
// If keyboard is not permitted, do not move cursor when mouse is moving.
|
|
if (parent.target != null && parent.target!.ffiModel.keyboard()) {
|
|
// Draw cursor if is not desktop.
|
|
if (!isDesktop) {
|
|
parent.target!.cursorModel.moveLocal(x, y);
|
|
} else {
|
|
try {
|
|
RemoteCursorMovedState.find(id).value = false;
|
|
} catch (e) {
|
|
//
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
set scale(v) {
|
|
_scale = v;
|
|
notifyListeners();
|
|
}
|
|
|
|
panX(double dx) {
|
|
_x += dx;
|
|
notifyListeners();
|
|
}
|
|
|
|
resetOffset() {
|
|
if (isWebDesktop) {
|
|
updateViewStyle();
|
|
} else {
|
|
_x = (size.width - getDisplayWidth() * _scale) / 2;
|
|
_y = (size.height - getDisplayHeight() * _scale) / 2;
|
|
}
|
|
notifyListeners();
|
|
}
|
|
|
|
panY(double dy) {
|
|
_y += dy;
|
|
notifyListeners();
|
|
}
|
|
|
|
updateScale(double v) {
|
|
if (parent.target?.imageModel.image == null) return;
|
|
final offset = parent.target?.cursorModel.offset ?? const Offset(0, 0);
|
|
var r = parent.target?.cursorModel.getVisibleRect() ?? Rect.zero;
|
|
final px0 = (offset.dx - r.left) * _scale;
|
|
final py0 = (offset.dy - r.top) * _scale;
|
|
_scale *= v;
|
|
final maxs = parent.target?.imageModel.maxScale ?? 1;
|
|
final mins = parent.target?.imageModel.minScale ?? 1;
|
|
if (_scale > maxs) _scale = maxs;
|
|
if (_scale < mins) _scale = mins;
|
|
r = parent.target?.cursorModel.getVisibleRect() ?? Rect.zero;
|
|
final px1 = (offset.dx - r.left) * _scale;
|
|
final py1 = (offset.dy - r.top) * _scale;
|
|
_x -= px1 - px0;
|
|
_y -= py1 - py0;
|
|
notifyListeners();
|
|
}
|
|
|
|
clear([bool notify = false]) {
|
|
_x = 0;
|
|
_y = 0;
|
|
_scale = 1.0;
|
|
if (notify) notifyListeners();
|
|
}
|
|
}
|
|
|
|
// data for cursor
|
|
class CursorData {
|
|
final String peerId;
|
|
final int id;
|
|
final Uint8List? data;
|
|
final double hotx;
|
|
final double hoty;
|
|
final int width;
|
|
final int height;
|
|
|
|
CursorData({
|
|
required this.peerId,
|
|
required this.id,
|
|
required this.data,
|
|
required this.hotx,
|
|
required this.hoty,
|
|
required this.width,
|
|
required this.height,
|
|
});
|
|
|
|
int _doubleToInt(double v) => (v * 10e6).round().toInt();
|
|
|
|
String key(double scale) =>
|
|
'${peerId}_${id}_${_doubleToInt(width * scale)}_${_doubleToInt(height * scale)}';
|
|
}
|
|
|
|
class CursorModel with ChangeNotifier {
|
|
ui.Image? _image;
|
|
final _images = <int, Tuple3<ui.Image, double, double>>{};
|
|
CursorData? _cacheLinux;
|
|
final _cacheMapLinux = <int, CursorData>{};
|
|
final _cacheKeysLinux = <String>{};
|
|
double _x = -10000;
|
|
double _y = -10000;
|
|
double _hotx = 0;
|
|
double _hoty = 0;
|
|
double _displayOriginX = 0;
|
|
double _displayOriginY = 0;
|
|
String id = '';
|
|
WeakReference<FFI> parent;
|
|
|
|
ui.Image? get image => _image;
|
|
CursorData? get cacheLinux => _cacheLinux;
|
|
|
|
double get x => _x - _displayOriginX;
|
|
|
|
double get y => _y - _displayOriginY;
|
|
|
|
Offset get offset => Offset(_x, _y);
|
|
|
|
double get hotx => _hotx;
|
|
|
|
double get hoty => _hoty;
|
|
|
|
CursorModel(this.parent);
|
|
|
|
Set<String> get cachedKeysLinux => _cacheKeysLinux;
|
|
addKeyLinux(String key) => _cacheKeysLinux.add(key);
|
|
|
|
// remote physical display coordinate
|
|
Rect getVisibleRect() {
|
|
final size = MediaQueryData.fromWindow(ui.window).size;
|
|
final xoffset = parent.target?.canvasModel.x ?? 0;
|
|
final yoffset = parent.target?.canvasModel.y ?? 0;
|
|
final scale = parent.target?.canvasModel.scale ?? 1;
|
|
final x0 = _displayOriginX - xoffset / scale;
|
|
final y0 = _displayOriginY - yoffset / scale;
|
|
return Rect.fromLTWH(x0, y0, size.width / scale, size.height / scale);
|
|
}
|
|
|
|
double adjustForKeyboard() {
|
|
final m = MediaQueryData.fromWindow(ui.window);
|
|
var keyboardHeight = m.viewInsets.bottom;
|
|
final size = m.size;
|
|
if (keyboardHeight < 100) return 0;
|
|
final s = parent.target?.canvasModel.scale ?? 1.0;
|
|
final thresh = (size.height - keyboardHeight) / 2;
|
|
var h = (_y - getVisibleRect().top) * s; // local physical display height
|
|
return h - thresh;
|
|
}
|
|
|
|
move(double x, double y) {
|
|
moveLocal(x, y);
|
|
parent.target?.inputModel.moveMouse(_x, _y);
|
|
}
|
|
|
|
moveLocal(double x, double y) {
|
|
final scale = parent.target?.canvasModel.scale ?? 1.0;
|
|
final xoffset = parent.target?.canvasModel.x ?? 0;
|
|
final yoffset = parent.target?.canvasModel.y ?? 0;
|
|
_x = (x - xoffset) / scale + _displayOriginX;
|
|
_y = (y - yoffset) / scale + _displayOriginY;
|
|
notifyListeners();
|
|
}
|
|
|
|
reset() {
|
|
_x = _displayOriginX;
|
|
_y = _displayOriginY;
|
|
parent.target?.inputModel.moveMouse(_x, _y);
|
|
parent.target?.canvasModel.clear(true);
|
|
notifyListeners();
|
|
}
|
|
|
|
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;
|
|
_y += dy / scale;
|
|
parent.target?.inputModel.moveMouse(_x, _y);
|
|
notifyListeners();
|
|
return;
|
|
}
|
|
final scale = parent.target?.canvasModel.scale ?? 1.0;
|
|
dx /= scale;
|
|
dy /= scale;
|
|
final r = getVisibleRect();
|
|
var cx = r.center.dx;
|
|
var cy = r.center.dy;
|
|
var tryMoveCanvasX = false;
|
|
if (dx > 0) {
|
|
final maxCanvasCanMove = _displayOriginX +
|
|
(parent.target?.imageModel.image!.width ?? 1280) -
|
|
r.right.roundToDouble();
|
|
tryMoveCanvasX = _x + dx > cx && maxCanvasCanMove > 0;
|
|
if (tryMoveCanvasX) {
|
|
dx = min(dx, maxCanvasCanMove);
|
|
} else {
|
|
final maxCursorCanMove = r.right - _x;
|
|
dx = min(dx, maxCursorCanMove);
|
|
}
|
|
} else if (dx < 0) {
|
|
final maxCanvasCanMove = _displayOriginX - r.left.roundToDouble();
|
|
tryMoveCanvasX = _x + dx < cx && maxCanvasCanMove < 0;
|
|
if (tryMoveCanvasX) {
|
|
dx = max(dx, maxCanvasCanMove);
|
|
} else {
|
|
final maxCursorCanMove = r.left - _x;
|
|
dx = max(dx, maxCursorCanMove);
|
|
}
|
|
}
|
|
var tryMoveCanvasY = false;
|
|
if (dy > 0) {
|
|
final mayCanvasCanMove = _displayOriginY +
|
|
(parent.target?.imageModel.image!.height ?? 720) -
|
|
r.bottom.roundToDouble();
|
|
tryMoveCanvasY = _y + dy > cy && mayCanvasCanMove > 0;
|
|
if (tryMoveCanvasY) {
|
|
dy = min(dy, mayCanvasCanMove);
|
|
} else {
|
|
final mayCursorCanMove = r.bottom - _y;
|
|
dy = min(dy, mayCursorCanMove);
|
|
}
|
|
} else if (dy < 0) {
|
|
final mayCanvasCanMove = _displayOriginY - r.top.roundToDouble();
|
|
tryMoveCanvasY = _y + dy < cy && mayCanvasCanMove < 0;
|
|
if (tryMoveCanvasY) {
|
|
dy = max(dy, mayCanvasCanMove);
|
|
} else {
|
|
final mayCursorCanMove = r.top - _y;
|
|
dy = max(dy, mayCursorCanMove);
|
|
}
|
|
}
|
|
|
|
if (dx == 0 && dy == 0) return;
|
|
_x += dx;
|
|
_y += dy;
|
|
if (tryMoveCanvasX && dx != 0) {
|
|
parent.target?.canvasModel.panX(-dx);
|
|
}
|
|
if (tryMoveCanvasY && dy != 0) {
|
|
parent.target?.canvasModel.panY(-dy);
|
|
}
|
|
|
|
parent.target?.inputModel.moveMouse(_x, _y);
|
|
notifyListeners();
|
|
}
|
|
|
|
updateCursorData(Map<String, dynamic> evt) async {
|
|
var id = int.parse(evt['id']);
|
|
_hotx = double.parse(evt['hotx']);
|
|
_hoty = double.parse(evt['hoty']);
|
|
var width = int.parse(evt['width']);
|
|
var height = int.parse(evt['height']);
|
|
List<dynamic> colors = json.decode(evt['colors']);
|
|
final rgba = Uint8List.fromList(colors.map((s) => s as int).toList());
|
|
var pid = parent.target?.id;
|
|
final image = await img.decodeImageFromPixels(
|
|
rgba, width, height, ui.PixelFormat.rgba8888);
|
|
if (parent.target?.id != pid) return;
|
|
_image = image;
|
|
_images[id] = Tuple3(image, _hotx, _hoty);
|
|
await _updateCacheLinux(image, id, width, height);
|
|
try {
|
|
// my throw exception, because the listener maybe already dispose
|
|
notifyListeners();
|
|
} catch (e) {
|
|
debugPrint('notify cursor: $e');
|
|
}
|
|
}
|
|
|
|
_updateCacheLinux(ui.Image image, int id, int w, int h) async {
|
|
ByteData? data;
|
|
if (Platform.isWindows) {
|
|
data = await image.toByteData(format: ui.ImageByteFormat.rawRgba);
|
|
} else {
|
|
data = await image.toByteData(format: ui.ImageByteFormat.png);
|
|
}
|
|
_cacheLinux = CursorData(
|
|
peerId: this.id,
|
|
data: data?.buffer.asUint8List(),
|
|
id: id,
|
|
hotx: _hotx,
|
|
hoty: _hoty,
|
|
width: w,
|
|
height: h,
|
|
);
|
|
_cacheMapLinux[id] = _cacheLinux!;
|
|
}
|
|
|
|
updateCursorId(Map<String, dynamic> evt) async {
|
|
final id = int.parse(evt['id']);
|
|
_cacheLinux = _cacheMapLinux[id];
|
|
final tmp = _images[id];
|
|
if (tmp != null) {
|
|
_image = tmp.item1;
|
|
_hotx = tmp.item2;
|
|
_hoty = tmp.item3;
|
|
notifyListeners();
|
|
}
|
|
}
|
|
|
|
/// Update the cursor position.
|
|
updateCursorPosition(Map<String, dynamic> evt, String id) async {
|
|
_x = double.parse(evt['x']);
|
|
_y = double.parse(evt['y']);
|
|
try {
|
|
RemoteCursorMovedState.find(id).value = true;
|
|
} catch (e) {
|
|
//
|
|
}
|
|
notifyListeners();
|
|
}
|
|
|
|
updateDisplayOrigin(double x, double y) {
|
|
_displayOriginX = x;
|
|
_displayOriginY = y;
|
|
_x = x + 1;
|
|
_y = y + 1;
|
|
parent.target?.inputModel.moveMouse(x, y);
|
|
parent.target?.canvasModel.resetOffset();
|
|
notifyListeners();
|
|
}
|
|
|
|
updateDisplayOriginWithCursor(
|
|
double x, double y, double xCursor, double yCursor) {
|
|
_displayOriginX = x;
|
|
_displayOriginY = y;
|
|
_x = xCursor;
|
|
_y = yCursor;
|
|
parent.target?.inputModel.moveMouse(x, y);
|
|
notifyListeners();
|
|
}
|
|
|
|
clear() {
|
|
_x = -10000;
|
|
_x = -10000;
|
|
_image = null;
|
|
_images.clear();
|
|
|
|
_clearCacheLinux();
|
|
_cacheLinux = null;
|
|
_cacheMapLinux.clear();
|
|
}
|
|
|
|
_clearCacheLinux() {
|
|
final cachedKeys = {...cachedKeysLinux};
|
|
for (var key in cachedKeys) {
|
|
customCursorController.freeCache(key);
|
|
}
|
|
}
|
|
|
|
Uint8List? cachedForbidmemoryCursorData;
|
|
void updateForbiddenCursorBuffer() {
|
|
cachedForbidmemoryCursorData ??= base64Decode(
|
|
'iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAMAAABEpIrGAAAAAXNSR0IB2cksfwAAAAlwSFlzAAALEwAACxMBAJqcGAAAAkZQTFRFAAAA2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4G2B4GWAwCAAAAAAAA2B4GAAAAMTExAAAAAAAA2B4G2B4G2B4GAAAAmZmZkZGRAQEBAAAA2B4G2B4G2B4G////oKCgAwMDag8D2B4G2B4G2B4Gra2tBgYGbg8D2B4G2B4Gubm5CQkJTwsCVgwC2B4GxcXFDg4OAAAAAAAA2B4G2B4Gz8/PFBQUAAAAAAAA2B4G2B4G2B4G2B4G2B4G2B4G2B4GDgIA2NjYGxsbAAAAAAAA2B4GFwMB4eHhIyMjAAAAAAAA2B4G6OjoLCwsAAAAAAAA2B4G2B4G2B4G2B4G2B4GCQEA4ODgv7+/iYmJY2NjAgICAAAA9PT0Ojo6AAAAAAAAAAAA+/v7SkpKhYWFr6+vAAAAAAAA8/PzOTk5ERER9fX1KCgoAAAAgYGBKioqAAAAAAAApqamlpaWAAAAAAAAAAAAAAAAAAAAAAAALi4u/v7+GRkZAAAAAAAAAAAAAAAAAAAAfn5+AAAAAAAAV1dXkJCQAAAAAAAAAQEBAAAAAAAAAAAA7Hz6BAAAAMJ0Uk5TAAIWEwEynNz6//fVkCAatP2fDUHs6cDD8d0mPfT5fiEskiIR584A0gejr3AZ+P4plfALf5ZiTL85a4ziD6697fzN3UYE4v/4TwrNHuT///tdRKZh///+1U/ZBv///yjb///eAVL//50Cocv//6oFBbPvpGZCbfT//7cIhv///8INM///zBEcWYSZmO7//////1P////ts/////8vBv//////gv//R/z///QQz9sevP///2waXhNO/+fc//8mev/5gAe2r90MAAAByUlEQVR4nGNggANGJmYWBpyAlY2dg5OTi5uHF6s0H78AJxRwCAphyguLgKRExcQlQLSkFLq8tAwnp6ycPNABjAqKQKNElVDllVU4OVVhVquJA81Q10BRoAkUUYbJa4Edoo0sr6PLqaePLG/AyWlohKTAmJPTBFnelAFoixmSAnNOTgsUeQZLTk4rJAXWnJw2EHlbiDyDPCenHZICe04HFrh+RydnBgYWPU5uJAWinJwucPNd3dw9GDw5Ob2QFHBzcnrD7ffx9fMPCOTkDEINhmC4+3x8Q0LDwlEDIoKTMzIKKg9SEBIdE8sZh6SAJZ6Tkx0qD1YQkpCYlIwclCng0AXLQxSEpKalZyCryATKZwkhKQjJzsnNQ1KQXwBUUVhUXBJYWgZREFJeUVmFpMKlWg+anmqgCkJq6+obkG1pLEBTENLU3NKKrIKhrb2js8u4G6Kgpze0r3/CRAZMAHbkpJDJU6ZMmTqtFbuC6TNmhsyaMnsOFlmwgrnzpsxfELJwEXZ5Bp/FS3yWLlsesmLlKuwKVk9Ys5Zh3foN0zduwq5g85atDAzbpqSGbN9RhV0FGOzctWH3lD14FOzdt3H/gQw8Cg4u2gQPAwBYDXXdIH+wqAAAAABJRU5ErkJggg==');
|
|
}
|
|
}
|
|
|
|
class QualityMonitorData {
|
|
String? speed;
|
|
String? fps;
|
|
String? delay;
|
|
String? targetBitrate;
|
|
String? codecFormat;
|
|
}
|
|
|
|
class QualityMonitorModel with ChangeNotifier {
|
|
WeakReference<FFI> parent;
|
|
|
|
QualityMonitorModel(this.parent);
|
|
var _show = false;
|
|
final _data = QualityMonitorData();
|
|
|
|
bool get show => _show;
|
|
QualityMonitorData get data => _data;
|
|
|
|
checkShowQualityMonitor(String id) async {
|
|
final show = await bind.sessionGetToggleOption(
|
|
id: id, arg: 'show-quality-monitor') ==
|
|
true;
|
|
if (_show != show) {
|
|
_show = show;
|
|
notifyListeners();
|
|
}
|
|
}
|
|
|
|
updateQualityStatus(Map<String, dynamic> evt) {
|
|
try {
|
|
if ((evt['speed'] as String).isNotEmpty) _data.speed = evt['speed'];
|
|
if ((evt['fps'] as String).isNotEmpty) _data.fps = evt['fps'];
|
|
if ((evt['delay'] as String).isNotEmpty) _data.delay = evt['delay'];
|
|
if ((evt['target_bitrate'] as String).isNotEmpty) {
|
|
_data.targetBitrate = evt['target_bitrate'];
|
|
}
|
|
if ((evt['codec_format'] as String).isNotEmpty) {
|
|
_data.codecFormat = evt['codec_format'];
|
|
}
|
|
notifyListeners();
|
|
} catch (e) {
|
|
//
|
|
}
|
|
}
|
|
}
|
|
|
|
class RecordingModel with ChangeNotifier {
|
|
WeakReference<FFI> parent;
|
|
RecordingModel(this.parent);
|
|
bool _start = false;
|
|
get start => _start;
|
|
|
|
onSwitchDisplay() {
|
|
if (!isDesktop || !_start) return;
|
|
var id = parent.target?.id;
|
|
int? width = parent.target?.canvasModel.getDisplayWidth();
|
|
int? height = parent.target?.canvasModel.getDisplayWidth();
|
|
if (id == null || width == null || height == null) return;
|
|
bind.sessionRecordScreen(id: id, start: true, width: width, height: height);
|
|
}
|
|
|
|
toggle() {
|
|
if (!isDesktop) return;
|
|
var id = parent.target?.id;
|
|
if (id == null) return;
|
|
_start = !_start;
|
|
notifyListeners();
|
|
if (_start) {
|
|
bind.sessionRefresh(id: id);
|
|
} else {
|
|
bind.sessionRecordScreen(id: id, start: false, width: 0, height: 0);
|
|
}
|
|
}
|
|
|
|
onClose() {
|
|
if (!isDesktop) return;
|
|
var id = parent.target?.id;
|
|
if (id == null) return;
|
|
_start = false;
|
|
bind.sessionRecordScreen(id: id, start: false, width: 0, height: 0);
|
|
}
|
|
}
|
|
|
|
enum ConnType { defaultConn, fileTransfer, portForward, rdp }
|
|
|
|
/// Flutter state manager and data communication with the Rust core.
|
|
class FFI {
|
|
var id = '';
|
|
var version = '';
|
|
var connType = ConnType.defaultConn;
|
|
|
|
/// dialogManager use late to ensure init after main page binding [globalKey]
|
|
late final dialogManager = OverlayDialogManager();
|
|
|
|
late final ImageModel imageModel; // session
|
|
late final FfiModel ffiModel; // session
|
|
late final CursorModel cursorModel; // session
|
|
late final CanvasModel canvasModel; // session
|
|
late final ServerModel serverModel; // global
|
|
late final ChatModel chatModel; // session
|
|
late final FileModel fileModel; // session
|
|
late final AbModel abModel; // global
|
|
late final UserModel userModel; // global
|
|
late final QualityMonitorModel qualityMonitorModel; // session
|
|
late final RecordingModel recordingModel; // recording
|
|
late final InputModel inputModel; // session
|
|
|
|
FFI() {
|
|
imageModel = ImageModel(WeakReference(this));
|
|
ffiModel = FfiModel(WeakReference(this));
|
|
cursorModel = CursorModel(WeakReference(this));
|
|
canvasModel = CanvasModel(WeakReference(this));
|
|
serverModel = ServerModel(WeakReference(this));
|
|
chatModel = ChatModel(WeakReference(this));
|
|
fileModel = FileModel(WeakReference(this));
|
|
abModel = AbModel(WeakReference(this));
|
|
userModel = UserModel(WeakReference(this));
|
|
qualityMonitorModel = QualityMonitorModel(WeakReference(this));
|
|
recordingModel = RecordingModel(WeakReference(this));
|
|
inputModel = InputModel(WeakReference(this));
|
|
}
|
|
|
|
/// Start with the given [id]. Only transfer file if [isFileTransfer], only port forward if [isPortForward].
|
|
void start(String id,
|
|
{bool isFileTransfer = false, bool isPortForward = false}) {
|
|
assert(!(isFileTransfer && isPortForward), 'more than one connect type');
|
|
if (isFileTransfer) {
|
|
connType = ConnType.fileTransfer;
|
|
id = 'ft_$id';
|
|
} else if (isPortForward) {
|
|
connType = ConnType.portForward;
|
|
id = 'pf_$id';
|
|
} else {
|
|
chatModel.resetClientMode();
|
|
canvasModel.id = id;
|
|
imageModel.id = id;
|
|
cursorModel.id = id;
|
|
}
|
|
// ignore: unused_local_variable
|
|
final addRes = bind.sessionAddSync(
|
|
id: id, isFileTransfer: isFileTransfer, isPortForward: isPortForward);
|
|
final stream = bind.sessionStart(id: id);
|
|
final cb = ffiModel.startEventListener(id);
|
|
() async {
|
|
await for (final message in stream) {
|
|
if (message is Event) {
|
|
try {
|
|
Map<String, dynamic> event = json.decode(message.field0);
|
|
await cb(event);
|
|
} catch (e) {
|
|
debugPrint('json.decode fail1(): $e, ${message.field0}');
|
|
}
|
|
} else if (message is Rgba) {
|
|
imageModel.onRgba(message.field0);
|
|
}
|
|
}
|
|
}();
|
|
// every instance will bind a stream
|
|
this.id = id;
|
|
if (isFileTransfer) {
|
|
fileModel.initFileFetcher();
|
|
}
|
|
}
|
|
|
|
/// Login with [password], choose if the client should [remember] it.
|
|
void login(String id, String password, bool remember) {
|
|
bind.sessionLogin(id: id, password: password, remember: remember);
|
|
}
|
|
|
|
/// Close the remote session.
|
|
Future<void> close() async {
|
|
chatModel.close();
|
|
if (imageModel.image != null && !isWebDesktop) {
|
|
await savePreference(id, cursorModel.x, cursorModel.y, canvasModel.x,
|
|
canvasModel.y, canvasModel.scale, ffiModel.pi.currentDisplay);
|
|
}
|
|
bind.sessionClose(id: id);
|
|
id = '';
|
|
imageModel.update(null);
|
|
cursorModel.clear();
|
|
ffiModel.clear();
|
|
canvasModel.clear();
|
|
inputModel.resetModifiers();
|
|
debugPrint('model $id closed');
|
|
}
|
|
|
|
void setMethodCallHandler(FMethod callback) {
|
|
platformFFI.setMethodCallHandler(callback);
|
|
}
|
|
|
|
Future<bool> invokeMethod(String method, [dynamic arguments]) async {
|
|
return await platformFFI.invokeMethod(method, arguments);
|
|
}
|
|
}
|
|
|
|
class Display {
|
|
double x = 0;
|
|
double y = 0;
|
|
int width = 0;
|
|
int height = 0;
|
|
|
|
Display() {
|
|
width = (isDesktop || isWebDesktop)
|
|
? kDesktopDefaultDisplayWidth
|
|
: kMobileDefaultDisplayWidth;
|
|
height = (isDesktop || isWebDesktop)
|
|
? kDesktopDefaultDisplayHeight
|
|
: kMobileDefaultDisplayHeight;
|
|
}
|
|
}
|
|
|
|
class PeerInfo {
|
|
String version = '';
|
|
String username = '';
|
|
String hostname = '';
|
|
String platform = '';
|
|
bool sasEnabled = false;
|
|
int currentDisplay = 0;
|
|
List<Display> displays = [];
|
|
}
|
|
|
|
Future<void> savePreference(String id, double xCursor, double yCursor,
|
|
double xCanvas, double yCanvas, double scale, int currentDisplay) async {
|
|
SharedPreferences prefs = await SharedPreferences.getInstance();
|
|
final p = <String, dynamic>{};
|
|
p['xCursor'] = xCursor;
|
|
p['yCursor'] = yCursor;
|
|
p['xCanvas'] = xCanvas;
|
|
p['yCanvas'] = yCanvas;
|
|
p['scale'] = scale;
|
|
p['currentDisplay'] = currentDisplay;
|
|
prefs.setString('peer$id', json.encode(p));
|
|
}
|
|
|
|
Future<Map<String, dynamic>?> getPreference(String id) async {
|
|
if (!isWebDesktop) 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');
|
|
}
|
|
|
|
Future<void> initializeCursorAndCanvas(FFI ffi) 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);
|
|
}
|