1145141919810

代码清理

Ink Canvas/Helpers/AdvancedBezierSmoothing.cs

@@ -732,9 +732,9 @@ namespace Ink_Canvas.Helpers
     /// </summary>
     public class AdvancedBezierSmoothing
     {
-        public double SmoothingStrength { get; set; } = 0.6; 
-        public double ResampleInterval { get; set; } = 2.0; 
-        public int InterpolationSteps { get; set; } = 12; 
+        public double SmoothingStrength { get; set; } = 0.6;
+        public double ResampleInterval { get; set; } = 2.0;
+        public int InterpolationSteps { get; set; } = 12;
 
         public Stroke SmoothStroke(Stroke stroke)
         {
@@ -764,7 +764,7 @@ namespace Ink_Canvas.Helpers
             {
                 DrawingAttributes = stroke.DrawingAttributes.Clone()
             };
-            
+
             System.Diagnostics.Debug.WriteLine($"AdvancedBezierSmoothing: 创建平滑笔画成功");
             return smoothedStroke;
         }
@@ -797,7 +797,7 @@ namespace Ink_Canvas.Helpers
 
                 // 只生成2-3个插值点
                 int steps = 2;
-                
+
                 // 生成贝塞尔曲线点
                 for (int j = 1; j <= steps; j++)
                 {
@@ -808,7 +808,7 @@ namespace Ink_Canvas.Helpers
             }
 
             result.Add(points[points.Length - 1]);
-            
+
             // 去重处理
             return RemoveDuplicatePoints(result.ToArray());
         }
@@ -827,10 +827,10 @@ namespace Ink_Canvas.Helpers
             {
                 var lastPoint = result[result.Count - 1];
                 var currentPoint = points[i];
-                
-                double distance = Math.Sqrt(Math.Pow(currentPoint.X - lastPoint.X, 2) + 
+
+                double distance = Math.Sqrt(Math.Pow(currentPoint.X - lastPoint.X, 2) +
                                           Math.Pow(currentPoint.Y - lastPoint.Y, 2));
-                
+
                 if (distance > minDistance)
                 {
                     result.Add(currentPoint);

Ink Canvas/Helpers/AutoBackupManager.cs

@@ -1,4 +1,3 @@
-using Ink_Canvas.Helpers;
 using Newtonsoft.Json;
 using System;
 using System.IO;

Ink Canvas/Helpers/CameraService.cs

@@ -31,22 +31,22 @@ namespace Ink_Canvas.Helpers
         public FilterInfo CurrentCamera { get; private set; }
 
         // 新增属性
-        public int RotationAngle 
-        { 
-            get => _rotationAngle; 
-            set => _rotationAngle = Math.Max(0, Math.Min(3, value)); 
+        public int RotationAngle
+        {
+            get => _rotationAngle;
+            set => _rotationAngle = Math.Max(0, Math.Min(3, value));
         }
-        
-        public int ResolutionWidth 
-        { 
-            get => _resolutionWidth; 
-            set => _resolutionWidth = Math.Max(320, Math.Min(1920, value)); 
+
+        public int ResolutionWidth
+        {
+            get => _resolutionWidth;
+            set => _resolutionWidth = Math.Max(320, Math.Min(1920, value));
         }
-        
-        public int ResolutionHeight 
-        { 
-            get => _resolutionHeight; 
-            set => _resolutionHeight = Math.Max(240, Math.Min(1080, value)); 
+
+        public int ResolutionHeight
+        {
+            get => _resolutionHeight;
+            set => _resolutionHeight = Math.Max(240, Math.Min(1080, value));
         }
 
         public CameraService()
@@ -75,7 +75,7 @@ namespace Ink_Canvas.Helpers
             {
                 AvailableCameras.Clear();
                 var videoDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice);
-                
+
                 foreach (FilterInfo device in videoDevices)
                 {
                     AvailableCameras.Add(device);
@@ -265,27 +265,27 @@ namespace Ink_Canvas.Helpers
                 {
                     // 释放之前的帧
                     _currentFrame?.Dispose();
-                    
+
                     // 创建新的位图，避免Clone的问题
                     var sourceFrame = eventArgs.Frame;
-                    
+
                     if (sourceFrame != null)
                     {
                         try
                         {
                             var width = sourceFrame.Width;
                             var height = sourceFrame.Height;
-                            
-                        if (width > 0 && height > 0)
-                        {
-                            // 应用旋转
-                            Bitmap rotatedFrame = ApplyRotation(sourceFrame);
-                            
-                            // 应用分辨率调整
-                            _currentFrame = ResizeImage(rotatedFrame, _resolutionWidth, _resolutionHeight);
-                            
-                            rotatedFrame?.Dispose();
-                        }
+
+                            if (width > 0 && height > 0)
+                            {
+                                // 应用旋转
+                                Bitmap rotatedFrame = ApplyRotation(sourceFrame);
+
+                                // 应用分辨率调整
+                                _currentFrame = ResizeImage(rotatedFrame, _resolutionWidth, _resolutionHeight);
+
+                                rotatedFrame?.Dispose();
+                            }
                             else
                             {
                                 _currentFrame = null;
@@ -379,7 +379,7 @@ namespace Ink_Canvas.Helpers
         public void Dispose()
         {
             StopPreview();
-            
+
             lock (_frameLock)
             {
                 _currentFrame?.Dispose();

Ink Canvas/Helpers/FileAssociationManager.cs

@@ -419,7 +419,7 @@ namespace Ink_Canvas.Helpers
             try
             {
                 string tempDir = Path.GetTempPath();
-                
+
                 // 处理文件路径IPC文件
                 string[] ipcFiles = Directory.GetFiles(tempDir, IpcFilePrefix + "*.tmp");
                 foreach (string ipcFile in ipcFiles)

Ink Canvas/Helpers/FloatingWindowInterceptor.cs

@@ -242,7 +242,7 @@ namespace Ink_Canvas.Helpers
             public string Description { get; set; }
             public InterceptType? ParentType { get; set; }
             public List<InterceptType> ChildTypes { get; set; } = new List<InterceptType>();
-            
+
             // 新增的精确匹配字段
             public bool HasWindowStyle { get; set; }
             public uint WindowStyle { get; set; }
@@ -251,7 +251,7 @@ namespace Ink_Canvas.Helpers
             public int WindowHeight { get; set; }
             public bool ExactTitleMatch { get; set; } = false;
             public bool ExactClassNameMatch { get; set; } = false;
-            
+
             // 运行时状态字段
             public bool foundHwnd { get; set; } = false;
             public IntPtr outHwnd { get; set; } = IntPtr.Zero;
@@ -267,7 +267,7 @@ namespace Ink_Canvas.Helpers
         private readonly Dispatcher _dispatcher;
         private bool _isRunning;
         private bool _disposed;
-        
+
         // 简化的性能统计
         private int _consecutiveEmptyScans = 0;
         private DateTime _lastSuccessfulScan = DateTime.Now;
@@ -466,15 +466,15 @@ namespace Ink_Canvas.Helpers
                 RequiresAdmin = true,
                 Description = "畅言智慧课堂 主栏悬浮窗",
                 ParentType = null,
-                ChildTypes = new List<InterceptType> 
-                { 
-                    InterceptType.ChangYanBrushSettings, 
-                    InterceptType.ChangYanSwipeClear, 
-                    InterceptType.ChangYanInteraction, 
-                    InterceptType.ChangYanSubjectApp, 
-                    InterceptType.ChangYanControl, 
-                    InterceptType.ChangYanCommonTools, 
-                    InterceptType.ChangYanSceneToolbar, 
+                ChildTypes = new List<InterceptType>
+                {
+                    InterceptType.ChangYanBrushSettings,
+                    InterceptType.ChangYanSwipeClear,
+                    InterceptType.ChangYanInteraction,
+                    InterceptType.ChangYanSubjectApp,
+                    InterceptType.ChangYanControl,
+                    InterceptType.ChangYanCommonTools,
+                    InterceptType.ChangYanSceneToolbar,
                     InterceptType.ChangYanDrawWindow
                 }
             };
@@ -713,7 +713,7 @@ namespace Ink_Canvas.Helpers
             if (_isRunning) return;
 
             _isRunning = true;
-            _scanTimer.Change(0, Math.Max(scanIntervalMs, 2000)); 
+            _scanTimer.Change(0, Math.Max(scanIntervalMs, 2000));
         }
 
         /// <summary>
@@ -725,7 +725,7 @@ namespace Ink_Canvas.Helpers
 
             _isRunning = false;
             _scanTimer.Change(Timeout.Infinite, Timeout.Infinite);
-            
+
             // 恢复所有被拦截的窗口
             RestoreAllWindows();
         }
@@ -774,9 +774,9 @@ namespace Ink_Canvas.Helpers
                 {
                     var parentRule = _interceptRules[rule.ParentType.Value];
                     // 检查是否还有其他启用的子规则
-                    bool hasEnabledChildren = parentRule.ChildTypes.Any(childType => 
+                    bool hasEnabledChildren = parentRule.ChildTypes.Any(childType =>
                         _interceptRules.ContainsKey(childType) && _interceptRules[childType].IsEnabled);
-                    
+
                     // 如果没有启用的子规则，则禁用父规则
                     if (!hasEnabledChildren)
                     {
@@ -831,7 +831,7 @@ namespace Ink_Canvas.Helpers
         {
             var windowsToRestore = new List<IntPtr>(_interceptedWindows.Keys);
             var restoredCount = 0;
-            
+
             foreach (var hWnd in windowsToRestore)
             {
                 if (RestoreWindow(hWnd))
@@ -839,7 +839,7 @@ namespace Ink_Canvas.Helpers
                     restoredCount++;
                 }
             }
-            
+
         }
 
         /// <summary>
@@ -864,7 +864,7 @@ namespace Ink_Canvas.Helpers
                     restoredCount++;
                 }
             }
-            
+
         }
 
         /// <summary>
@@ -875,22 +875,22 @@ namespace Ink_Canvas.Helpers
             if (!_interceptedWindows.ContainsKey(hWnd)) return false;
 
             var interceptType = _interceptedWindows[hWnd];
-            
+
             if (IsWindow(hWnd))
             {
                 // 使用多种方法确保窗口恢复显示
                 ShowWindow(hWnd, SW_RESTORE);
                 ShowWindow(hWnd, SW_SHOW);
                 ShowWindow(hWnd, SW_SHOWNORMAL);
-                
+
                 // 将窗口置于前台并显示
-                SetWindowPos(hWnd, IntPtr.Zero, 0, 0, 0, 0, 
+                SetWindowPos(hWnd, IntPtr.Zero, 0, 0, 0, 0,
                     SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW);
-                
+
                 // 强制将窗口带到前台
                 BringWindowToTop(hWnd);
                 SetForegroundWindow(hWnd);
-                
+
                 _interceptedWindows.Remove(hWnd);
 
                 WindowRestored?.Invoke(this, new WindowRestoredEventArgs
@@ -916,7 +916,7 @@ namespace Ink_Canvas.Helpers
         private void CleanupInvalidWindows()
         {
             var invalidWindows = new List<IntPtr>();
-            
+
             foreach (var kvp in _interceptedWindows)
             {
                 var hWnd = kvp.Key;
@@ -940,7 +940,7 @@ namespace Ink_Canvas.Helpers
                 // 简化的扫描逻辑
                 var interceptedCount = 0;
                 CleanupInvalidWindows();
-                
+
                 // 重置所有规则的发现状态
                 foreach (var rule in _interceptRules.Values)
                 {
@@ -958,9 +958,9 @@ namespace Ink_Canvas.Helpers
                 {
                     if (rule.IsEnabled && rule.foundHwnd && rule.outHwnd != IntPtr.Zero)
                     {
-                        bool shouldIntercept = !_interceptedWindows.ContainsKey(rule.outHwnd) || 
+                        bool shouldIntercept = !_interceptedWindows.ContainsKey(rule.outHwnd) ||
                                              (_interceptedWindows.ContainsKey(rule.outHwnd) && IsWindowVisible(rule.outHwnd));
-                        
+
                         if (shouldIntercept)
                         {
                             InterceptWindow(rule.outHwnd, rule);
@@ -1068,7 +1068,7 @@ namespace Ink_Canvas.Helpers
                     var className = new StringBuilder(256);
                     GetClassName(hWnd, className, className.Capacity);
                     var classNameStr = className.ToString();
-                    
+
                     if (rule.ExactClassNameMatch)
                     {
                         if (!classNameStr.Equals(rule.ClassNamePattern, StringComparison.OrdinalIgnoreCase))
@@ -1087,7 +1087,7 @@ namespace Ink_Canvas.Helpers
                     var windowTitle = new StringBuilder(256);
                     GetWindowText(hWnd, windowTitle, windowTitle.Capacity);
                     var titleStr = windowTitle.ToString();
-                    
+
                     if (rule.ExactTitleMatch)
                     {
                         if (!titleStr.Equals(rule.WindowTitlePattern, StringComparison.OrdinalIgnoreCase))
@@ -1126,7 +1126,7 @@ namespace Ink_Canvas.Helpers
                         var horizontalDPI = GetDeviceCaps(hdc, LOGPIXELSX);
                         var verticalDPI = GetDeviceCaps(hdc, LOGPIXELSY);
                         ReleaseDC(IntPtr.Zero, hdc);
-                        
+
                         var scale = (horizontalDPI + verticalDPI) / 2.0f / 96.0f;
                         var scaledWidth = (int)(rule.WindowWidth * scale);
                         var scaledHeight = (int)(rule.WindowHeight * scale);
@@ -1164,10 +1164,10 @@ namespace Ink_Canvas.Helpers
                     }
                     return;
                 }
-                
+
                 // 直接隐藏窗口，不发送关闭消息
                 ShowWindow(hWnd, SW_HIDE);
-                
+
                 // 记录拦截的窗口
                 _interceptedWindows[hWnd] = rule.Type;
 

Ink Canvas/Helpers/GlobalHotkeyManager.cs

@@ -6,8 +6,8 @@ using System.IO;
 using System.Reflection;
 using System.Text;
 using System.Windows;
-using System.Windows.Input;
 using System.Windows.Forms;
+using System.Windows.Input;
 
 namespace Ink_Canvas.Helpers
 {
@@ -21,12 +21,12 @@ namespace Ink_Canvas.Helpers
         private readonly MainWindow _mainWindow;
         private bool _isDisposed;
         private bool _hotkeysShouldBeRegistered = true; // 启动时注册热键
-        
+
         // 多屏幕支持相关字段
         private Screen _currentScreen;
         private bool _isMultiScreenMode = false;
         private bool _enableScreenSpecificHotkeys = true; // 是否启用基于屏幕的热键注册
-        
+
         // 智能热键管理相关字段
         private bool _isWindowFocused = false;
         private bool _isMouseOverWindow = false;
@@ -42,10 +42,10 @@ namespace Ink_Canvas.Helpers
             _mainWindow = mainWindow ?? throw new ArgumentNullException(nameof(mainWindow));
             _registeredHotkeys = new Dictionary<string, HotkeyInfo>();
             _hotkeysShouldBeRegistered = true; // 启动时注册热键
-            
+
             // 初始化多屏幕支持
             InitializeMultiScreenSupport();
-            
+
             // 启动时确保配置文件存在
             EnsureConfigFileExists();
         }
@@ -106,10 +106,10 @@ namespace Ink_Canvas.Helpers
                 });
 
                 _registeredHotkeys[hotkeyName] = hotkeyInfo;
-                
+
                 // 记录注册信息
                 var screenInfo = _isMultiScreenMode ? $" (屏幕: {_currentScreen?.DeviceName})" : "";
-                
+
                 return true;
             }
             catch (Exception ex)
@@ -506,7 +506,7 @@ namespace Ink_Canvas.Helpers
             try
             {
                 _enableScreenSpecificHotkeys = true;
-                
+
                 // 如果当前在多屏幕环境下，刷新热键注册
                 if (_isMultiScreenMode)
                 {
@@ -527,7 +527,7 @@ namespace Ink_Canvas.Helpers
             try
             {
                 _enableScreenSpecificHotkeys = false;
-                
+
                 // 重新注册热键（全局模式）
                 if (_hotkeysShouldBeRegistered)
                 {
@@ -599,15 +599,15 @@ namespace Ink_Canvas.Helpers
             {
                 // 检测是否有多个屏幕
                 _isMultiScreenMode = ScreenDetectionHelper.HasMultipleScreens();
-                
+
                 if (_isMultiScreenMode)
                 {
                     // 获取当前窗口所在的屏幕
                     _currentScreen = ScreenDetectionHelper.GetWindowScreen(_mainWindow);
-                    
+
                     // 监听窗口位置变化事件
                     _mainWindow.LocationChanged += OnWindowLocationChanged;
-                    
+
                     // 初始化智能热键管理
                     InitializeSmartHotkeyManagement();
                 }
@@ -634,16 +634,16 @@ namespace Ink_Canvas.Helpers
                 // 监听窗口焦点事件
                 _mainWindow.GotFocus += OnWindowGotFocus;
                 _mainWindow.LostFocus += OnWindowLostFocus;
-                
+
                 // 监听鼠标进入/离开事件
                 _mainWindow.MouseEnter += OnMouseEnterWindow;
                 _mainWindow.MouseLeave += OnMouseLeaveWindow;
-                
+
                 // 初始化鼠标位置监控定时器
                 _mousePositionTimer = new System.Windows.Threading.DispatcherTimer();
                 _mousePositionTimer.Interval = TimeSpan.FromMilliseconds(500); // 每500ms检查一次
                 _mousePositionTimer.Tick += OnMousePositionTimerTick;
-                
+
             }
             catch (Exception ex)
             {
@@ -665,7 +665,7 @@ namespace Ink_Canvas.Helpers
                 if (newScreen != null && newScreen != _currentScreen)
                 {
                     _currentScreen = newScreen;
-                    
+
                     // 重新注册热键以适应新屏幕
                     RefreshHotkeysForCurrentScreen();
                 }
@@ -691,7 +691,7 @@ namespace Ink_Canvas.Helpers
 
                 // 重新注册热键
                 LoadHotkeysFromSettings();
-                
+
             }
             catch (Exception ex)
             {
@@ -776,12 +776,12 @@ namespace Ink_Canvas.Helpers
                 // 检查鼠标是否在当前窗口所在的屏幕上
                 var mousePosition = Control.MousePosition;
                 var currentScreen = Screen.FromPoint(mousePosition);
-                
+
                 // 无论屏幕是否变化，都检查热键状态
                 // 这样可以确保热键状态始终与当前上下文保持一致
                 bool shouldEnableHotkeys = ShouldEnableHotkeysBasedOnContext();
                 bool currentlyHasHotkeys = _registeredHotkeys.Count > 0;
-                
+
                 if (shouldEnableHotkeys && !currentlyHasHotkeys)
                 {
                     UpdateHotkeyStateBasedOnContext();
@@ -808,7 +808,7 @@ namespace Ink_Canvas.Helpers
                     return;
 
                 bool shouldEnableHotkeys = ShouldEnableHotkeysBasedOnContext();
-                
+
                 if (shouldEnableHotkeys)
                 {
                     // 如果热键未注册，则注册
@@ -823,7 +823,7 @@ namespace Ink_Canvas.Helpers
                     if (_registeredHotkeys.Count > 0)
                     {
                         UnregisterAllHotkeys();
-                        
+
                         // 注意：这里不设置 _hotkeysShouldBeRegistered = false
                         // 因为我们需要保持热键系统的启用状态，只是暂时注销热键
                         // 这样当上下文变化时，热键可以重新注册
@@ -882,7 +882,7 @@ namespace Ink_Canvas.Helpers
                 {
                     var mousePosition = Control.MousePosition;
                     var mouseScreen = Screen.FromPoint(mousePosition);
-                    
+
                     if (mouseScreen == _currentScreen)
                     {
                         return true;
@@ -1344,14 +1344,14 @@ namespace Ink_Canvas.Helpers
             {
                 // 注销所有快捷键
                 UnregisterAllHotkeys();
-                
+
                 // 停止定时器
                 if (_mousePositionTimer != null)
                 {
                     _mousePositionTimer.Stop();
                     _mousePositionTimer = null;
                 }
-                
+
                 // 移除事件监听器
                 if (_mainWindow != null)
                 {
@@ -1359,7 +1359,7 @@ namespace Ink_Canvas.Helpers
                     {
                         _mainWindow.LocationChanged -= OnWindowLocationChanged;
                     }
-                    
+
                     _mainWindow.GotFocus -= OnWindowGotFocus;
                     _mainWindow.LostFocus -= OnWindowLostFocus;
                     _mainWindow.MouseEnter -= OnMouseEnterWindow;

Ink Canvas/Helpers/InkSmoothingConfig.cs

@@ -77,40 +77,40 @@ namespace Ink_Canvas.Helpers
         {
             // 保存用户设置的异步处理偏好
             bool userAsyncPreference = UseAsyncProcessing;
-            
+
             switch (Quality)
             {
                 case SmoothingQuality.Performance:
-                    SmoothingStrength = 0.15; 
-                    ResampleInterval = 5.0;   
-                    InterpolationSteps = 4;   
+                    SmoothingStrength = 0.15;
+                    ResampleInterval = 5.0;
+                    InterpolationSteps = 4;
                     UseAdaptiveInterpolation = false;
-                    CurveTension = 0.15;      
+                    CurveTension = 0.15;
                     MaxConcurrentTasks = Math.Max(1, Environment.ProcessorCount / 2);
-                    UseHardwareAcceleration = true; 
-                    UseAsyncProcessing = userAsyncPreference; 
+                    UseHardwareAcceleration = true;
+                    UseAsyncProcessing = userAsyncPreference;
                     break;
 
                 case SmoothingQuality.Balanced:
-                    SmoothingStrength = 0.3;  
-                    ResampleInterval = 3.0;   
-                    InterpolationSteps = 8;   
+                    SmoothingStrength = 0.3;
+                    ResampleInterval = 3.0;
+                    InterpolationSteps = 8;
                     UseAdaptiveInterpolation = true;
-                    CurveTension = 0.25;     
+                    CurveTension = 0.25;
                     MaxConcurrentTasks = Environment.ProcessorCount;
                     UseHardwareAcceleration = true;
-                    UseAsyncProcessing = userAsyncPreference; 
+                    UseAsyncProcessing = userAsyncPreference;
                     break;
 
                 case SmoothingQuality.Quality:
-                    SmoothingStrength = 0.5;  
-                    ResampleInterval = 2.0; 
-                    InterpolationSteps = 15; 
+                    SmoothingStrength = 0.5;
+                    ResampleInterval = 2.0;
+                    InterpolationSteps = 15;
                     UseAdaptiveInterpolation = true;
-                    CurveTension = 0.35;     
+                    CurveTension = 0.35;
                     MaxConcurrentTasks = Environment.ProcessorCount;
                     UseHardwareAcceleration = true;
-                    UseAsyncProcessing = userAsyncPreference; 
+                    UseAsyncProcessing = userAsyncPreference;
                     break;
             }
         }

Ink Canvas/Helpers/MultiPPTInkManager.cs

@@ -26,7 +26,7 @@ namespace Ink_Canvas.Helpers
         private readonly object _lockObject = new object();
         private bool _disposed;
         private string _currentActivePresentationId = "";
-        
+
         // 墨迹备份机制
         private readonly Dictionary<string, Dictionary<int, StrokeCollection>> _strokeBackups;
         private DateTime _lastBackupTime = DateTime.MinValue;
@@ -55,7 +55,7 @@ namespace Ink_Canvas.Helpers
                 try
                 {
                     var presentationId = GeneratePresentationId(presentation);
-                    
+
                     // 如果已存在该演示文稿的管理器，先清理
                     if (_presentationManagers.ContainsKey(presentationId))
                     {
@@ -104,11 +104,11 @@ namespace Ink_Canvas.Helpers
                 try
                 {
                     var presentationId = GeneratePresentationId(presentation);
-                    
+
                     if (_presentationManagers.ContainsKey(presentationId))
                     {
                         // 如果切换的是不同的演示文稿，先保存当前活跃演示文稿的墨迹
-                        if (!string.IsNullOrEmpty(_currentActivePresentationId) && 
+                        if (!string.IsNullOrEmpty(_currentActivePresentationId) &&
                             _currentActivePresentationId != presentationId)
                         {
                             var currentManager = GetCurrentManager();
@@ -132,7 +132,7 @@ namespace Ink_Canvas.Helpers
                         }
 
                         _currentActivePresentationId = presentationId;
-                        
+
                         // 更新最后访问时间
                         if (_presentationInfos.ContainsKey(presentationId))
                         {
@@ -176,13 +176,13 @@ namespace Ink_Canvas.Helpers
                     {
                         // 保存到管理器
                         manager.SaveCurrentSlideStrokes(slideIndex, strokes);
-                        
+
                         // 只有在保存成功后才创建备份
                         if (!string.IsNullOrEmpty(_currentActivePresentationId))
                         {
                             CreateStrokeBackup(_currentActivePresentationId, slideIndex, strokes);
                         }
-                        
+
                         // 检查是否需要执行定期备份
                         CheckAndPerformBackup();
                     }
@@ -233,7 +233,7 @@ namespace Ink_Canvas.Helpers
                     if (manager != null)
                     {
                         var strokes = manager.LoadSlideStrokes(slideIndex);
-                        
+
                         // 如果从管理器加载失败，尝试从备份恢复
                         if (strokes == null || strokes.Count == 0)
                         {
@@ -242,14 +242,14 @@ namespace Ink_Canvas.Helpers
                                 strokes = RestoreStrokeFromBackup(_currentActivePresentationId, slideIndex);
                             }
                         }
-                        
+
                         return strokes ?? new StrokeCollection();
                     }
                 }
                 catch (Exception ex)
                 {
                     LogHelper.WriteLogToFile($"加载页面墨迹失败: {ex}", LogHelper.LogType.Error);
-                    
+
                     // 尝试从备份恢复
                     if (!string.IsNullOrEmpty(_currentActivePresentationId))
                     {
@@ -464,12 +464,12 @@ namespace Ink_Canvas.Helpers
                 try
                 {
                     var presentationId = GeneratePresentationId(presentation);
-                    
+
                     if (_presentationManagers.ContainsKey(presentationId))
                     {
                         // 保存墨迹到文件
                         _presentationManagers[presentationId].SaveAllStrokesToFile(presentation);
-                        
+
                         // 释放资源
                         _presentationManagers[presentationId].Dispose();
                         _presentationManagers.Remove(presentationId);
@@ -550,13 +550,13 @@ namespace Ink_Canvas.Helpers
                             _presentationManagers.Remove(id);
                         }
                         _presentationInfos.Remove(id);
-                        
+
                         // 清理备份数据
                         if (_strokeBackups.ContainsKey(id))
                         {
                             _strokeBackups.Remove(id);
                         }
-                        
+
                         LogHelper.WriteLogToFile($"已清理非活跃演示文稿: {id}", LogHelper.LogType.Trace);
                     }
                 }
@@ -589,7 +589,7 @@ namespace Ink_Canvas.Helpers
 
                 // 创建新的备份
                 _strokeBackups[presentationId][slideIndex] = strokes.Clone();
-                
+
             }
             catch (Exception ex)
             {
@@ -604,7 +604,7 @@ namespace Ink_Canvas.Helpers
         {
             try
             {
-                if (_strokeBackups.ContainsKey(presentationId) && 
+                if (_strokeBackups.ContainsKey(presentationId) &&
                     _strokeBackups[presentationId].ContainsKey(slideIndex))
                 {
                     var backup = _strokeBackups[presentationId][slideIndex];
@@ -631,7 +631,7 @@ namespace Ink_Canvas.Helpers
             try
             {
                 var now = DateTime.Now;
-                
+
                 // 检查是否需要执行备份
                 if (now - _lastBackupTime < TimeSpan.FromMinutes(BackupIntervalMinutes))
                 {
@@ -639,7 +639,7 @@ namespace Ink_Canvas.Helpers
                 }
 
                 // 备份当前活跃演示文稿的所有墨迹
-                if (!string.IsNullOrEmpty(_currentActivePresentationId) && 
+                if (!string.IsNullOrEmpty(_currentActivePresentationId) &&
                     _presentationManagers.ContainsKey(_currentActivePresentationId))
                 {
                     var manager = _presentationManagers[_currentActivePresentationId];
@@ -661,7 +661,7 @@ namespace Ink_Canvas.Helpers
         #region Private Methods
         private PPTInkManager GetCurrentManager()
         {
-            if (string.IsNullOrEmpty(_currentActivePresentationId) || 
+            if (string.IsNullOrEmpty(_currentActivePresentationId) ||
                 !_presentationManagers.ContainsKey(_currentActivePresentationId))
             {
                 return null;
@@ -780,7 +780,7 @@ namespace Ink_Canvas.Helpers
                     }
                     _presentationManagers.Clear();
                     _presentationInfos.Clear();
-                    
+
                     // 清理备份数据
                     foreach (var backupDict in _strokeBackups.Values)
                     {

Ink Canvas/Helpers/MultiTouchInput.cs

@@ -31,7 +31,7 @@ namespace Ink_Canvas.Helpers
     {
         private bool _needsRedraw = true;
         private int _lastPointCount = 0;
-        private const int REDRAW_THRESHOLD = 3; 
+        private const int REDRAW_THRESHOLD = 3;
 
         /// <summary>
         ///     创建显示笔迹的类
@@ -53,7 +53,7 @@ namespace Ink_Canvas.Helpers
         public StrokeVisual(DrawingAttributes drawingAttributes)
         {
             _drawingAttributes = drawingAttributes;
-            
+
             // 启用硬件加速
             RenderOptions.SetBitmapScalingMode(this, BitmapScalingMode.HighQuality);
             RenderOptions.SetEdgeMode(this, EdgeMode.Aliased);
@@ -82,7 +82,7 @@ namespace Ink_Canvas.Helpers
                 Stroke.StylusPoints.Add(point);
                 _lastPointCount++;
             }
-            
+
             // 标记需要重绘
             _needsRedraw = true;
         }
@@ -93,7 +93,7 @@ namespace Ink_Canvas.Helpers
         public void Redraw()
         {
             if (!_needsRedraw || Stroke == null) return;
-            
+
             if (_lastPointCount % REDRAW_THRESHOLD != 0 && _lastPointCount > REDRAW_THRESHOLD)
             {
                 return;

Ink Canvas/Helpers/PPTInkManager.cs

@@ -30,12 +30,12 @@ namespace Ink_Canvas.Helpers
         private DateTime _inkLockUntil = DateTime.MinValue;
         private int _lockedSlideIndex = -1;
         private const int InkLockMilliseconds = 500;
-        
+
         // 添加快速切换保护机制
         private DateTime _lastSwitchTime = DateTime.MinValue;
         private int _lastSwitchSlideIndex = -1;
         private const int MinSwitchIntervalMs = 100; // 最小切换间隔100毫秒
-        
+
         // 内存管理相关字段
         private long _totalMemoryUsage = 0;
         private const long MaxMemoryUsageBytes = 100 * 1024 * 1024; // 100MB限制
@@ -90,7 +90,7 @@ namespace Ink_Canvas.Helpers
                         {
                             return;
                         }
-                        throw; 
+                        throw;
                     }
                     _memoryStreams = new MemoryStream[slideCount + 2];
 
@@ -238,7 +238,7 @@ namespace Ink_Canvas.Helpers
                 {
                     // 检查快速切换保护
                     var now = DateTime.Now;
-                    if (now - _lastSwitchTime < TimeSpan.FromMilliseconds(MinSwitchIntervalMs) && 
+                    if (now - _lastSwitchTime < TimeSpan.FromMilliseconds(MinSwitchIntervalMs) &&
                         _lastSwitchSlideIndex == slideIndex)
                     {
                         LogHelper.WriteLogToFile($"快速切换保护：忽略重复的页面切换请求 {slideIndex}", LogHelper.LogType.Warning);
@@ -251,11 +251,11 @@ namespace Ink_Canvas.Helpers
 
                     // 加载新页面的墨迹
                     var newStrokes = LoadSlideStrokes(slideIndex);
-                    
+
                     // 更新切换记录
                     _lastSwitchTime = now;
                     _lastSwitchSlideIndex = slideIndex;
-                    
+
                     if (newStrokes.Count > 0)
                     {
                     }
@@ -300,7 +300,7 @@ namespace Ink_Canvas.Helpers
                     // 保存所有页面的墨迹
                     int savedCount = 0;
                     int slideCount = 0;
-                    
+
                     try
                     {
                         slideCount = presentation.Slides.Count;
@@ -308,13 +308,13 @@ namespace Ink_Canvas.Helpers
                     catch (COMException comEx)
                     {
                         var hr = (uint)comEx.HResult;
-                        if (hr == 0x80048010) 
+                        if (hr == 0x80048010)
                         {
                             return;
                         }
-                        throw; 
+                        throw;
                     }
-                    
+
                     for (int i = 1; i <= slideCount && i < _memoryStreams.Length; i++)
                     {
                         if (_memoryStreams[i] != null)
@@ -430,7 +430,7 @@ namespace Ink_Canvas.Helpers
                                 _memoryStreams[i] = null;
                             }
                         }
-                        
+
                         // 重新初始化数组
                         _memoryStreams = new MemoryStream[_maxSlides + 2];
                     }
@@ -464,20 +464,20 @@ namespace Ink_Canvas.Helpers
             {
                 return true;
             }
-            
+
             // 如果当前页面与锁定页面相同，允许写入（用户在当前页面绘制）
             if (currentSlideIndex == _lockedSlideIndex)
             {
                 return true;
             }
-            
+
             // 如果当前页面不是锁定页面，但锁定时间很短（小于50ms），允许写入
             // 这样可以确保旧页面的墨迹能够及时保存
             if (DateTime.Now - (_inkLockUntil.AddMilliseconds(-InkLockMilliseconds)) < TimeSpan.FromMilliseconds(50))
             {
                 return true;
             }
-            
+
             // 只有在快速切换且页面不同时才锁定
             return false;
         }
@@ -504,7 +504,7 @@ namespace Ink_Canvas.Helpers
             try
             {
                 var now = DateTime.Now;
-                
+
                 // 检查是否需要执行内存清理
                 if (now - _lastMemoryCleanup < TimeSpan.FromMinutes(MemoryCleanupIntervalMinutes))
                 {
@@ -530,10 +530,10 @@ namespace Ink_Canvas.Helpers
                 if (currentMemoryUsage > MaxMemoryUsageBytes)
                 {
                     LogHelper.WriteLogToFile($"内存使用量超限 ({currentMemoryUsage / 1024 / 1024}MB)，开始清理", LogHelper.LogType.Warning);
-                    
+
                     // 清理非当前页面的墨迹
                     CleanupInactiveSlideStrokes();
-                    
+
                     _lastMemoryCleanup = now;
                     LogHelper.WriteLogToFile($"内存清理完成，当前使用量: {_totalMemoryUsage / 1024 / 1024}MB", LogHelper.LogType.Trace);
                 }
@@ -571,7 +571,7 @@ namespace Ink_Canvas.Helpers
                     if (_memoryStreams[i] != null)
                     {
                         long memorySize = _memoryStreams[i].Length;
-                        
+
                         try
                         {
                             _memoryStreams[i].Dispose();

Ink Canvas/Helpers/PPTUIManager.cs

@@ -104,8 +104,8 @@ namespace Ink_Canvas.Helpers
                             _dispatcher.BeginInvoke(new Action(() =>
                             {
                                 MainWindow.MoveWindow(new WindowInteropHelper(_mainWindow).Handle, 0, 0,
-                                    System.Windows.Forms.Screen.PrimaryScreen.Bounds.Width, 
-                                    System.Windows.Forms.Screen.PrimaryScreen.Bounds.Height, true);                               
+                                    System.Windows.Forms.Screen.PrimaryScreen.Bounds.Width,
+                                    System.Windows.Forms.Screen.PrimaryScreen.Bounds.Height, true);
                             }), DispatcherPriority.ApplicationIdle);
                         }
                     }
@@ -118,12 +118,12 @@ namespace Ink_Canvas.Helpers
                         {
                             // 恢复为非画板模式，重新启用全屏限制
                             AvoidFullScreenHelper.SetBoardMode(false);
-                            
+
                             _dispatcher.BeginInvoke(new Action(() =>
                             {
                                 // 退出PPT放映模式，恢复到工作区域大小
                                 var workingArea = System.Windows.Forms.Screen.PrimaryScreen.WorkingArea;
-                                MainWindow.MoveWindow(new WindowInteropHelper(_mainWindow).Handle, 
+                                MainWindow.MoveWindow(new WindowInteropHelper(_mainWindow).Handle,
                                     workingArea.X, workingArea.Y,
                                     workingArea.Width, workingArea.Height, true);
                             }), DispatcherPriority.ApplicationIdle);

Ink Canvas/Helpers/ScreenDetectionHelper.cs

@@ -31,7 +31,7 @@ namespace Ink_Canvas.Helpers
 
                 // 获取窗口在屏幕上的位置
                 var windowRect = GetWindowScreenBounds(window);
-                
+
                 // 查找与窗口重叠最多的屏幕
                 Screen targetScreen = null;
                 double maxIntersection = 0;
@@ -66,10 +66,10 @@ namespace Ink_Canvas.Helpers
             {
                 // 获取窗口左上角在屏幕上的位置
                 var topLeft = window.PointToScreen(new Point(0, 0));
-                
+
                 // 获取窗口右下角在屏幕上的位置
                 var bottomRight = window.PointToScreen(new Point(window.ActualWidth, window.ActualHeight));
-                
+
                 return new Rectangle(
                     (int)topLeft.X,
                     (int)topLeft.Y,