diff --git "a/src/WpfEditor/TextEditorControl.cs" "b/src/WpfEditor/TextEditorControl.cs" --- "a/src/WpfEditor/TextEditorControl.cs" +++ "b/src/WpfEditor/TextEditorControl.cs" @@ -1,2554 +1,2559 @@ -using Microsoft.Win32; -using Newtonsoft.Json; -using Newtonsoft.Json.Linq; -using OpenCvSharp; -using System; -using System.Collections.Generic; -using System.IO; -using System.Linq; -using System.Printing; -using System.Runtime.ConstrainedExecution; -using System.Runtime.Serialization.Formatters.Binary; -using System.Security.Cryptography; -using System.Text; -using System.Windows; -using System.Windows.Controls; -using System.Windows.Input; -using System.Windows.Media; -using System.Windows.Media.Imaging; -using System.Windows.Media.Media3D; -using System.Windows.Media.TextFormatting; -using System.Windows.Shapes; -using static System.Net.Mime.MediaTypeNames; -using Path = System.IO.Path; -using Point = System.Windows.Point; -using Rect = System.Windows.Rect; -using Size = System.Windows.Size; -using Window = System.Windows.Window; - -namespace WpfEditor -{ - public class TextEditorControl : Control - { - private Window _imageWindow = null; - private bool _isCut = false; - public EditorMode _mode = EditorMode.ImageOCR; // 默认模式为图片OCR - - public JObject _jsn_OpenImg; // for 校对 - public string _md5_OpenImg; - public Dictionary _dic_deleted_char = new Dictionary(); // 被删除的字符存它的 guid，保存的时侯标记它逻辑删除 - - public string _pthimg; // 当前打开的图片路径 - - // 添加MainWindow引用 - public MainWindow _mainWindow; - - public static BitmapSource MatToBitmapSource(Mat mat) - { - // Detect pixel format (BGR24 for color, Gray8 for grayscale) - var pixelFormat = mat.Channels() == 1 ? PixelFormats.Gray8 : PixelFormats.Bgr24; - - // Create BitmapSource with stride = mat.Step (handles 4-byte alignment) - return BitmapSource.Create( - mat.Width, mat.Height, - 96, 96, // Default DPI - pixelFormat, - null, - mat.Data, - (int)mat.Step() * mat.Height, // Buffer size - (int)mat.Step() // Stride (critical for alignment) - ); - } - - public void ShowDraggableImageControl(Mat image, Mat image_orig) - { - var mainWindow = Window.GetWindow(this) as MainWindow; - - // 将Mat转换为BitmapSource - BitmapSource bitmapSource = MatToBitmapSource(image); // OpenCvSharp.Extensions.BitmapSourceConverter.ToBitmapSource(image); - BitmapSource bitmapSource2 = MatToBitmapSource(image_orig); - - // 如果窗口已存在，则更新图片内容 - if (_imageWindow != null) // && _imageWindow.IsLoaded - { - var brdr = _imageWindow.Content as Border; - var stckpnl = brdr.Child as StackPanel; // as System.Windows.Controls.Image; - var img_ctl = stckpnl.Children[1] as System.Windows.Controls.Image; - - //var img_ctl = _imageWindow.Content as System.Windows.Controls.Image; - if (img_ctl != null) - { - img_ctl.Source = bitmapSource; - - // 根据新图片调整窗口大小 - AdjustWindowSizeBasedOnImage(_imageWindow, bitmapSource.PixelWidth, bitmapSource.PixelHeight); - - mainWindow?.ShowImageInPanel(bitmapSource2); - } - return; - } - - // 创建一个新窗口 - _imageWindow = new Window - { - WindowStyle = WindowStyle.None, - AllowsTransparency = true, - Background = Brushes.Transparent, - ShowInTaskbar = false, - Topmost = true, - Focusable = false, - ResizeMode = ResizeMode.NoResize, - SizeToContent = SizeToContent.WidthAndHeight, - Owner = Window.GetWindow(this) // 设置主窗口为所有者，这样主窗口关闭时，图片窗口也会关闭 - }; - - // 创建一个边框和图片控件 - Border border = new Border - { - Background = new SolidColorBrush(Color.FromArgb(200, 30, 30, 30)), - BorderBrush = Brushes.LightGray, - BorderThickness = new Thickness(1), - CornerRadius = new CornerRadius(3), - Padding = new Thickness(5) - }; - - // 创建一个StackPanel来包含图片和标题栏 - StackPanel stackPanel = new StackPanel { - HorizontalAlignment = HorizontalAlignment.Left - }; - - // 添加一个简单的标题栏 - Grid titleBar = new Grid { Height = 20, Margin = new Thickness(0, 0, 0, 5) }; - titleBar.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) }); - titleBar.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto }); - - TextBlock titleText = new TextBlock - { - Text = "图片预览", - Foreground = Brushes.White, - VerticalAlignment = VerticalAlignment.Center - }; - - Button closeButton = new Button - { - Content = "X", - Width = 20, - Height = 20, - Padding = new Thickness(0), - Background = Brushes.Transparent, - Foreground = Brushes.White, - BorderThickness = new Thickness(0) - }; - closeButton.Click += (s, e) => _imageWindow.Close(); - - Grid.SetColumn(titleText, 0); - Grid.SetColumn(closeButton, 1); - titleBar.Children.Add(titleText); - titleBar.Children.Add(closeButton); - - // 创建图片控件 - System.Windows.Controls.Image imageControl = new System.Windows.Controls.Image - { - Source = bitmapSource, - Stretch = Stretch.None, - HorizontalAlignment = HorizontalAlignment.Left - }; - - // 添加到StackPanel - stackPanel.Children.Add(titleBar); - stackPanel.Children.Add(imageControl); - - // 设置边框内容 - border.Child = stackPanel; - - // 设置窗口内容 - _imageWindow.Content = border; - - // 添加拖动功能 - border.MouseLeftButtonDown += (s, e) => - { - if (e.ClickCount == 1) - { - _imageWindow.DragMove(); - } - }; - - // 添加右键菜单 - ContextMenu contextMenu = new ContextMenu(); - MenuItem closeMenuItem = new MenuItem { Header = "关闭" }; - closeMenuItem.Click += (s, e) => _imageWindow.Close(); - contextMenu.Items.Add(closeMenuItem); - border.ContextMenu = contextMenu; - - // 显示窗口 - _imageWindow.Show(); // 单行文本图 - - // 根据图片大小调整窗口尺寸 - AdjustWindowSizeBasedOnImage(_imageWindow, bitmapSource.PixelWidth, bitmapSource.PixelHeight); - - // 设置初始位置（居中显示） - if (mainWindow != null) - { - _imageWindow.Left = 0; // mainWindow.Left + (mainWindow.Width - _imageWindow.ActualWidth) / 2; - _imageWindow.Top = mainWindow.Top + (mainWindow.Height - _imageWindow.ActualHeight) / 2; - } - - if (mainWindow != null) - { - //if (true || mainWindow.ImageViewer.Source == null) - //{ - // mainWindow.ShowImageInPanel(bitmapSource2); // 全图 - //} - } - - - } - - // 根据图片大小调整窗口尺寸的辅助方法 - private void AdjustWindowSizeBasedOnImage(Window window, int imageWidth, int imageHeight) - { - // 获取当前屏幕的工作区大小 - double screenWidth = SystemParameters.WorkArea.Width; - double screenHeight = SystemParameters.WorkArea.Height; - - // 设置窗口最大尺寸（考虑到标题栏、边框等UI元素的额外空间） - double maxWidth = screenWidth * 0.8; // 最大宽度为屏幕工作区的80% - double maxHeight = screenHeight * 0.8; // 最大高度为屏幕工作区的80% - - // 计算额外UI元素的空间（标题栏、边框、内边距等） - const double uiExtraWidth = 30; // 估计的水平方向额外空间 - const double uiExtraHeight = 50; // 估计的垂直方向额外空间（包括标题栏） - - // 计算实际需要的窗口尺寸 - double requiredWidth = imageWidth + uiExtraWidth; - double requiredHeight = imageHeight + uiExtraHeight; - - // 如果图片尺寸超过最大限制，则应用缩放 - if (requiredWidth > maxWidth || requiredHeight > maxHeight) - { - // 计算需要的缩放比例 - double scaleX = maxWidth / requiredWidth; - double scaleY = maxHeight / requiredHeight; - double scale = Math.Min(scaleX, scaleY); // 取较小的缩放比例，确保完全适应 - - // 应用缩放 - var image = ((window.Content as Border).Child as StackPanel).Children[1] as System.Windows.Controls.Image; - if (image != null) - { - // 更改图片的缩放模式 - image.Stretch = Stretch.Uniform; - image.MaxWidth = maxWidth - uiExtraWidth; - image.MaxHeight = maxHeight - uiExtraHeight; - } - } - - // 更新窗口布局 - window.UpdateLayout(); - } - - #region 依赖属性 - - public static readonly DependencyProperty TextProperty = - DependencyProperty.Register("Text", typeof(string), typeof(TextEditorControl), - new FrameworkPropertyMetadata(string.Empty, FrameworkPropertyMetadataOptions.BindsTwoWayByDefault, OnTextChanged)); - - public static readonly DependencyProperty IsReadOnlyProperty = - DependencyProperty.Register("IsReadOnly", typeof(bool), typeof(TextEditorControl), - new PropertyMetadata(false)); - - public static readonly DependencyProperty TabSizeProperty = - DependencyProperty.Register("TabSize", typeof(int), typeof(TextEditorControl), - new PropertyMetadata(4)); - - public static readonly DependencyProperty LineNumbersVisibleProperty = - DependencyProperty.Register("LineNumbersVisible", typeof(bool), typeof(TextEditorControl), - new PropertyMetadata(true)); - - public static readonly DependencyProperty ShowWhitespacesProperty = - DependencyProperty.Register("ShowWhitespaces", typeof(bool), typeof(TextEditorControl), - new PropertyMetadata(true)); - - public static readonly DependencyProperty HighlightCurrentLineProperty = - DependencyProperty.Register("HighlightCurrentLine", typeof(bool), typeof(TextEditorControl), - new PropertyMetadata(true)); - - #endregion - - // 创建右键菜单的方法 - private void CreateContextMenu() - { - ContextMenu = new ContextMenu(); - - // 复制菜单项 - MenuItem copyMenuItem = new MenuItem - { - Header = "复制", - Command = ApplicationCommands.Copy - }; - ContextMenu.Items.Add(copyMenuItem); - - // 剪切菜单项 - MenuItem cutMenuItem = new MenuItem - { - Header = "剪切", - Command = ApplicationCommands.Cut - }; - ContextMenu.Items.Add(cutMenuItem); - - // 粘贴菜单项 - MenuItem pasteMenuItem = new MenuItem - { - Header = "粘贴", - Command = ApplicationCommands.Paste - }; - ContextMenu.Items.Add(pasteMenuItem); - - // 分隔符 - ContextMenu.Items.Add(new Separator()); - - // 全选菜单项 - MenuItem selectAllMenuItem = new MenuItem - { - Header = "全选", - Command = ApplicationCommands.SelectAll - }; - ContextMenu.Items.Add(selectAllMenuItem); - - // 设置菜单打开前的事件处理，用于控制菜单项的可用性 - ContextMenu.Opened += OnContextMenuOpened; - } - - // 右键菜单打开时的事件处理 - private void OnContextMenuOpened(object sender, RoutedEventArgs e) - { - bool hasSelection = HasSelection(); - bool hasClipboardText = Clipboard.ContainsText() || Clipboard.ContainsData("TextEditorCustomFormat"); - - // 根据当前状态设置菜单项的可用性 - foreach (var item in ContextMenu.Items) - { - if (item is MenuItem menuItem) - { - if (menuItem.Command == ApplicationCommands.Copy || - menuItem.Command == ApplicationCommands.Cut) - { - menuItem.IsEnabled = hasSelection; - } - else if (menuItem.Command == ApplicationCommands.Paste) - { - menuItem.IsEnabled = !IsReadOnly && hasClipboardText; - } - else if (menuItem.Command == ApplicationCommands.SelectAll) - { - menuItem.IsEnabled = _lines.Count > 0 && - _lines.Any(line => line.Characters.Count > 0); - } - } - } - } - - #region 属性 - - public string Text - { - get { return (string)GetValue(TextProperty); } - set { SetValue(TextProperty, value); } - } - - public bool IsReadOnly - { - get { return (bool)GetValue(IsReadOnlyProperty); } - set { SetValue(IsReadOnlyProperty, value); } - } - - public int TabSize - { - get { return (int)GetValue(TabSizeProperty); } - set { SetValue(TabSizeProperty, value); } - } - - public bool LineNumbersVisible - { - get { return (bool)GetValue(LineNumbersVisibleProperty); } - set { SetValue(LineNumbersVisibleProperty, value); } - } - - public bool ShowWhitespaces - { - get { return (bool)GetValue(ShowWhitespacesProperty); } - set { SetValue(ShowWhitespacesProperty, value); } - } - - public bool HighlightCurrentLine - { - get { return (bool)GetValue(HighlightCurrentLineProperty); } - set { SetValue(HighlightCurrentLineProperty, value); } - } - - #endregion - - #region 内部数据结构 - - public List _lines = new List(); - public int _cursorLine = 0; - public int _cursorColumn = 0; - public int _selectionStartLine = -1; - public int _selectionStartColumn = -1; - public int _selectionEndLine = -1; - public int _selectionEndColumn = -1; - public List _undoBuffer = new List(); - public int _undoIndex = -1; - public bool _textChanged = false; - public int _scrollOffset = 0; // 添加滚动偏移量变量 - - #endregion - - #region 构造函数 - - static TextEditorControl() - { - DefaultStyleKeyProperty.OverrideMetadata(typeof(TextEditorControl), - new FrameworkPropertyMetadata(typeof(TextEditorControl))); - } - - public TextEditorControl() - { - this.Focusable = true; - this.FocusVisualStyle = null; - this.ClipToBounds = true; - - // 设置MainWindow引用 - //_mainWindow = mainWindow; - - // 初始化一个空行 - _lines.Add(new TextLine()); - - // 注册命令绑定 - CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, OnCopy)); - CommandBindings.Add(new CommandBinding(ApplicationCommands.Cut, OnCut)); - CommandBindings.Add(new CommandBinding(ApplicationCommands.Paste, OnPaste)); - CommandBindings.Add(new CommandBinding(ApplicationCommands.Undo, OnUndo)); - CommandBindings.Add(new CommandBinding(ApplicationCommands.Redo, OnRedo)); - CommandBindings.Add(new CommandBinding(ApplicationCommands.SelectAll, OnSelectAll)); - - // 创建右键菜单 - CreateContextMenu(); - - } - - #endregion - - #region 事件处理 - - public static void OnTextChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) - { - var control = (TextEditorControl)d; - if (e.NewValue is string) - { - //control.SetText((string)e.NewValue); - } - else if (e.NewValue is JObject) - { - //control.SetText((JObject)e.NewValue, ""); - } - - - } - - protected override void OnRender(DrawingContext drawingContext) - { - base.OnRender(drawingContext); - RenderEditor(drawingContext); - } - - protected override void OnMouseWheel(MouseWheelEventArgs e) - { - base.OnMouseWheel(e); - - // 计算字体度量 - double lineHeight = FontSize * 1.2; - - // 根据滚轮方向调整滚动偏移量 - // 向上滚动（e.Delta > 0）时，减小偏移量，向下滚动时增加偏移量 - int scrollLines = e.Delta > 0 ? -3 : 3; - _scrollOffset += scrollLines; - - // 限制滚动范围 - int maxVisibleLines = (int)(ActualHeight / lineHeight); - int maxScrollOffset = Math.Max(0, _lines.Count - maxVisibleLines + 1); - _scrollOffset = Math.Max(0, Math.Min(_scrollOffset, maxScrollOffset)); - - // 完全移除对光标位置的限制，允许自由滚动查看文档 - - e.Handled = true; - InvalidateVisual(); - } - - protected override void OnTextInput(TextCompositionEventArgs e) - { - base.OnTextInput(e); - if (!IsReadOnly) - { - //InsertText(e.Text); - InsertTextCharacters(e.Text); - - // 标记文本已更改 - _textChanged = true; - - // 触发文本改变事件 - OnTextChanged(); - - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - - // 重绘编辑器 - InvalidateVisual(); - - e.Handled = true; - } - } - - protected override void OnKeyDown(KeyEventArgs e) - { - base.OnKeyDown(e); - HandleKeyDown(e); - } - - public void showCurrChar() - { - TextCharacter chr = GetCharacterAfterCursor(); - if (chr != null) - { - string m5 = chr.ImageMD5; - if (m5 != "") - { - //var (pth_img, pth_json) = Global.get_img_json_pth(m5); - var (pth_img, pth_json) = Global.get_img_json_pthv2(_pthimg); - if (Path.Exists(pth_json) && Path.Exists(pth_img)) - { - string jsn_str = File.ReadAllText(pth_json, Encoding.UTF8); - JObject jsn = (JObject)JsonConvert.DeserializeObject(jsn_str); - - - string b64_str = File.ReadAllText(pth_img, Encoding.UTF8); - byte[] img_bytes = Base64.Base64Decode(b64_str); - - Mat im_orig = Cv2.ImDecode(img_bytes, ImreadModes.Color); - - int width = jsn.Value("width"); - int height = jsn.Value("height"); - - var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); - bool found = false; - foreach (var item in prism_wordsInfo) - { - JArray charInfo = item["charInfo"].Value(); - string line_word = item["word"].Value(); - int line_x = item["x"].Value(); - int line_y = item["y"].Value(); - int line_width = item["width"].Value(); - int line_height = item["height"].Value(); - - foreach (var item2 in charInfo) - { - string oneChar = item2["word"].Value(); - int x = item2["x"].Value(); - int y = item2["y"].Value(); - int w = item2["w"].Value(); - int h = item2["h"].Value(); - - //if (oneChar == chr.Character.ToString()) - if (true) // 修改字符后它就可以不等了。有相同坐标宽高的字符只有一种情况，就是它们都是某个“单词”的一部分 - { - if (chr.x == x) - { - if (chr.y == y) - { - - - - Cv2.Rectangle(im_orig, new OpenCvSharp.Rect(chr.x, chr.y, chr.w, chr.h), new OpenCvSharp.Scalar(0, 0, 255)); - - Mat cut = im_orig.Clone(new OpenCvSharp.Rect(0, line_y, im_orig.Width, line_height)); - - // 显示图片预览窗口 - ShowDraggableImageControl(cut, im_orig); - - // 转换坐标到显示坐标系 - var displayPos = ConvertOriginalToDisplayCoordinates(chr.x, chr.y); - var displaySize = ConvertOriginalToDisplaySize(chr.w, chr.h); - - var x_y_ = ConvertDisplayToOriginalCoordinates(displayPos.X, displayPos.Y); - - var w_h_ = ConvertDisplayToOriginalSize(displaySize.Width, displaySize.Height); - - // 调用MainWindow显示选框 - _mainWindow?.ShowCharacterSelection(displayPos.X, displayPos.Y, displaySize.Width, displaySize.Height); - - found = true; - break; - } - } - } - - } - - if (found) - { - break; - } - - - } - - - - - - } - } - - System.Diagnostics.Debug.WriteLine($"光标后字符: {chr.Character}"); - } - } - - protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e) - { - base.OnMouseLeftButtonDown(e); - Focus(); - Point position = e.GetPosition(this); - SetCursorPositionFromPoint(position); - if (Keyboard.Modifiers != ModifierKeys.Shift) - { - ClearSelection(); - } - else - { - UpdateSelection(); - } - - // 图片中框选光标后面的第一个字符 - if (e.ChangedButton == MouseButton.Left && e.ButtonState == MouseButtonState.Pressed) - { - showCurrChar(); - } - - e.Handled = true; - InvalidateVisual(); - } - - // 重写右键按下事件 - protected override void OnMouseRightButtonDown(MouseButtonEventArgs e) - { - base.OnMouseRightButtonDown(e); - - // 设置焦点 - Focus(); - - // 获取鼠标位置并设置光标位置 - Point position = e.GetPosition(this); - - // 如果右键点击的位置不在当前选择区域内，则移动光标到点击位置 - // 但不清除选择区域，这样在���中文本上右键点击时不会丢失选择 - if (!IsPositionInSelection(position)) - { - //SetCursorPositionFromPoint(position); - // 移除以下行，不再清除选择区域 - // ClearSelection(); - InvalidateVisual(); - } - - e.Handled = true; - } - - protected override void OnMouseMove(MouseEventArgs e) - { - base.OnMouseMove(e); - if (e.LeftButton == MouseButtonState.Pressed) - { - Point position = e.GetPosition(this); - SetCursorPositionFromPoint(position); - UpdateSelection(); - InvalidateVisual(); - } - } - - #endregion - - #region 命令处理 - - // 将原图坐标转换为显示坐标 - public Point ConvertOriginalToDisplayCoordinates(int originalX, int originalY) - { - if (_mainWindow?.ViewModel?.Image == null) - return new Point(originalX, originalY); - - // 获取图片控件 - var imageElement = _mainWindow.image; - if (imageElement == null) - return new Point(originalX, originalY); - - // 获取原图尺寸 - double originalWidth = _mainWindow.ViewModel.Image.PixelWidth; - double originalHeight = _mainWindow.ViewModel.Image.PixelHeight; - - // 获取显示尺寸 - double displayWidth = imageElement.ActualWidth; - double displayHeight = imageElement.ActualHeight; - - // 计算缩放比例 - double scaleX = displayWidth / originalWidth; - double scaleY = displayHeight / originalHeight; - - // 转换坐标 - double displayX = originalX * scaleX; - double displayY = originalY * scaleY; - - return new Point(displayX, displayY); - } - - // 将显示坐标转换为原图坐标 - public Point ConvertDisplayToOriginalCoordinates(double displayX, double displayY) - { - if (_mainWindow?.ViewModel?.Image == null) - return new Point(displayX, displayY); - - // 获取图片控件 - var imageElement = _mainWindow.image; - if (imageElement == null) - return new Point(displayX, displayY); - - // 获取原图尺寸 - double originalWidth = _mainWindow.ViewModel.Image.PixelWidth; - double originalHeight = _mainWindow.ViewModel.Image.PixelHeight; - - // 获取显示尺寸 - double displayWidth = imageElement.ActualWidth; - double displayHeight = imageElement.ActualHeight; - - // 计算缩放比例 - double scaleX = displayWidth / originalWidth; - double scaleY = displayHeight / originalHeight; - - // 反向转换坐标（除法操作） - double originalX = displayX / scaleX; - double originalY = displayY / scaleY; - - return new Point(originalX, originalY); - } - - // 将原图尺寸转换为显示尺寸 - public Size ConvertOriginalToDisplaySize(int originalWidth, int originalHeight) - { - if (_mainWindow?.ViewModel?.Image == null) - return new Size(originalWidth, originalHeight); - - // 获取图片控件 - var imageElement = _mainWindow.image; - if (imageElement == null) - return new Size(originalWidth, originalHeight); - - // 获取原图尺寸 - double imgOriginalWidth = _mainWindow.ViewModel.Image.PixelWidth; - double imgOriginalHeight = _mainWindow.ViewModel.Image.PixelHeight; - - // 获取显示尺寸 - double displayWidth = imageElement.ActualWidth; - double displayHeight = imageElement.ActualHeight; - - // 计算缩放比例 - double scaleX = displayWidth / imgOriginalWidth; - double scaleY = displayHeight / imgOriginalHeight; - - // 转换尺寸 - double scaledWidth = originalWidth * scaleX; - double scaledHeight = originalHeight * scaleY; - - return new Size(scaledWidth, scaledHeight); - } - - // 将显示尺寸转换为原图尺寸 - public Size ConvertDisplayToOriginalSize(double displayWidth, double displayHeight) - { - if (_mainWindow?.ViewModel?.Image == null) - return new Size(displayWidth, displayHeight); - - // 获取图片控件 - var imageElement = _mainWindow.image; - if (imageElement == null) - return new Size(displayWidth, displayHeight); - - // 获取原图尺寸 - double imgOriginalWidth = _mainWindow.ViewModel.Image.PixelWidth; - double imgOriginalHeight = _mainWindow.ViewModel.Image.PixelHeight; - - // 获取显示尺寸 - double imgDisplayWidth = imageElement.ActualWidth; - double imgDisplayHeight = imageElement.ActualHeight; - - // 计算缩放比例 - double scaleX = imgDisplayWidth / imgOriginalWidth; - double scaleY = imgDisplayHeight / imgOriginalHeight; - - // 反向转换尺寸（除法操作） - double originalWidth = displayWidth / scaleX; - double originalHeight = displayHeight / scaleY; - - return new Size(originalWidth, originalHeight); - } - - private void OnCopy(object sender, ExecutedRoutedEventArgs e) - { - if (HasSelection()) - { - _isCut = false; - - // 创建DataObject来同时设置多种格式 - DataObject dataObject = new DataObject(); - - // 设置标准文本格式（供其他程序使用） - dataObject.SetText(GetSelectedText()); - - // 序列化TextCharacter列表并保存自定义格式 - try - { - var characters = GetSelectedTextCharacters(); - if (characters.Count > 0) - { - string json = Newtonsoft.Json.JsonConvert.SerializeObject(characters); - dataObject.SetData("TextEditorCustomFormat", json); - } - } - catch (Exception ex) - { - System.Diagnostics.Debug.WriteLine($"复制到剪贴板时出错: {ex.Message}"); - } - - // 一次性设置到剪贴板 - Clipboard.SetDataObject(dataObject); - } - e.Handled = true; - } - - - - private void OnCut(object sender, ExecutedRoutedEventArgs e) - { - if (!IsReadOnly && HasSelection()) - { - _isCut = true; - - // 创建DataObject来同时设置多种格式 - DataObject dataObject = new DataObject(); - - // 设置标准文本格式（供其他程序使用） - dataObject.SetText(GetSelectedText()); - - // 序列化TextCharacter列表并保存自定义格式 - try - { - var characters = GetSelectedTextCharacters(); - if (characters.Count > 0) - { - // 序列化 - string json = Newtonsoft.Json.JsonConvert.SerializeObject(characters); - dataObject.SetData("TextEditorCustomFormat", json); - } - } - catch (Exception ex) - { - System.Diagnostics.Debug.WriteLine($"剪切到剪贴板时出错: {ex.Message}"); - } - - // 一次性设置到剪贴板 - Clipboard.SetDataObject(dataObject); - - DeleteSelection(); - InvalidateVisual(); - } - e.Handled = true; - } - - private void OnPaste(object sender, ExecutedRoutedEventArgs e) - { - if (!IsReadOnly) - { - List characters_selected = GetSelectedTextCharacters(); - - // 尝试从剪贴板获取自定义格式数据 - bool customDataPasted = false; - if (Clipboard.ContainsData("TextEditorCustomFormat")) - { - try - { - // 反序列化 - string json = Clipboard.GetData("TextEditorCustomFormat") as string; - //List characters = (List)Newtonsoft.Json.JsonConvert.DeserializeObject>(json); - - List characters = new List(); - - List ls = Newtonsoft.Json.JsonConvert.DeserializeObject>(json); - // System.Text.Rune 字段不支持直接序列化，所以需要转换 - - foreach (var item in ls) - { - var Character = item["Character"].Value(); - var Value = Character["Value"].Value(); - System.Text.Rune rune = new System.Text.Rune(Value); - - // 反序列化每个字符 - var chr = new TextCharacter( - rune, // 获取第一个字符 - item["guid"].Value(), - item["x"].Value(), - item["y"].Value(), - item["w"].Value(), - item["h"].Value(), - item["ImageMD5"].Value() - ); - characters.Add(chr); - } - - if (characters != null && characters.Count > 0) - { - InsertTextCharacters(characters); - customDataPasted = true; - } - } - catch (Exception ex) - { - System.Diagnostics.Debug.WriteLine($"从剪贴板粘贴时出错: {ex.Message}"); - customDataPasted = false; - } - } - - // 如果是复制的普通文本 - if (!customDataPasted && Clipboard.ContainsText()) - { - string text = Clipboard.GetText(); - if (text.Length > 0) - { - //List characters = new List(); - - //TextCharacter c = null; - //if (characters_selected.Count > 0) - //{ - // c = characters_selected[0]; - //} - - //for (int i = 0; i < text.Length;) - //{ - // Rune rune = Rune.GetRuneAt(text, i); - - // var chr = new TextCharacter( - // rune, - // c.guid, - // c.x, - // c.y, - // c.w, - // c.h, - // c.ImageMD5 - // ); - // characters.Add(chr); - - // i += rune.Utf16SequenceLength; - //} - - //if (characters != null && characters.Count > 0) - //{ - // InsertTextCharacters(characters); - //} - - InsertTextCharacters(text); - - } - } - - if (_isCut) - { - Clipboard.Clear(); - _isCut = false; // 重置剪切状态 - } - - InvalidateVisual(); - } - - if (HasSelection()) - { - DeleteSelection(); - } - - e.Handled = true; - } - - - public void InsertTextCharacters(string text) - { - if (text.Length > 0) - { - List characters = new List(); - - TextCharacter c = null; - if (HasSelection()) - { - List characters_selected = GetSelectedTextCharacters(); - if (characters_selected.Count > 0) - { - c = characters_selected[0]; - } - } else - { - c = GetCharacterAfterCursor(); - if (c == null) - { - c = GetCharacterBeforeCursor(); - } - } - - for (int i = 0; i < text.Length;) - { - Rune rune = Rune.GetRuneAt(text, i); - - if (c != null) - { - var chr = new TextCharacter( - rune, - c.guid, - c.x, - c.y, - c.w, - c.h, - c.ImageMD5 - ); - characters.Add(chr); - - } - else - { - var chr = new TextCharacter( - rune, - Guid.NewGuid().ToString(), - - 1, - -1, - -1, - -1, - "" - ); - characters.Add(chr); - } - i += rune.Utf16SequenceLength; - } - - if (characters != null && characters.Count > 0) - { - InsertTextCharacters(characters); - } - } - } - - private void InsertTextCharacters(List characters) - { - if (characters == null || characters.Count == 0) - return; - - // 如果有选中的文本，先删除它 - if (HasSelection()) - { - DeleteSelection(); - } - - // 记录撤销操作 - var undoAction = new UndoAction - { - CursorBeforeLine = _cursorLine, - CursorBeforeColumn = _cursorColumn - }; - - // 将字符插入到当前行的光标位置 - var line = _lines[_cursorLine]; - line.Characters.InsertRange(_cursorColumn, characters); - _cursorColumn += characters.Count; - - // 记录添加的文本信息 - undoAction.AddedText = string.Concat(characters.Select(c => c.Character.ToString())); - undoAction.AddedStartLine = _cursorLine; - undoAction.AddedStartColumn = _cursorColumn - characters.Count; - undoAction.AddedEndLine = _cursorLine; - undoAction.AddedEndColumn = _cursorColumn; - - // 记录撤销操作后的光标位置 - undoAction.CursorAfterLine = _cursorLine; - undoAction.CursorAfterColumn = _cursorColumn; - - // 添加到撤销缓冲区 - if (_undoIndex < _undoBuffer.Count - 1) - { - _undoBuffer.RemoveRange(_undoIndex + 1, _undoBuffer.Count - _undoIndex - 1); - } - _undoBuffer.Add(undoAction); - _undoIndex = _undoBuffer.Count - 1; - - // 标记文本已更改 - _textChanged = true; - - // 触发文本改变事件 - OnTextChanged(); - - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - } - - private void OnUndo(object sender, ExecutedRoutedEventArgs e) - { - if (!IsReadOnly && CanUndo()) - { - Undo(); - InvalidateVisual(); - } - e.Handled = true; - } - - private void OnRedo(object sender, ExecutedRoutedEventArgs e) - { - if (!IsReadOnly && CanRedo()) - { - Redo(); - InvalidateVisual(); - } - e.Handled = true; - } - - private void OnSelectAll(object sender, ExecutedRoutedEventArgs e) - { - SelectAll(); - InvalidateVisual(); - e.Handled = true; - } - - #endregion - - #region 辅助方法 - - public void SetText(string text) - { - _lines.Clear(); - _undoBuffer.Clear(); - _undoIndex = -1; - - if (string.IsNullOrEmpty(text)) - { - _lines.Add(new TextLine()); - } - else - { - var lines = text.Replace("\r\n", "\n").Replace("\r", "\n").Split('\n'); - foreach (var line in lines) - { - var textLine = new TextLine(); - foreach (var c in line) - { - textLine.Characters.Add(new TextCharacter(c)); - } - _lines.Add(textLine); - } - } - - _cursorLine = 0; - _cursorColumn = 0; - ClearSelection(); - _textChanged = true; - InvalidateVisual(); - - // 触发文本改变事件 - OnTextChanged(); - } - - public void SetText(JObject jsn, string md5) - { - _lines.Clear(); - _undoBuffer.Clear(); - _undoIndex = -1; - - if (jsn == null) - { - SetText(string.Empty); - } - else - { - int width = jsn.Value("width"); - int height = jsn.Value("height"); - - var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); - foreach (var item in prism_wordsInfo) - { - JArray charInfo = item["charInfo"].Value(); - string line_word = item["word"].Value(); - - var textLine = new TextLine(); - foreach (var item2 in charInfo) - { - string oneChar = item2["word"].Value(); - string guid = item2["guid"].Value(); - int isDeleted = item2["isDeleted"].Value(); - // 就算是阿里云的 json ，也要先给它加入 guid - //if (item2["guid"] != null) - //{ - // guid = item2["guid"].Value(); - //} else - //{ - // guid = Guid.NewGuid().ToString(); - //} - - if (isDeleted == 1) - { - continue; - } - - int x = item2["x"].Value(); - int y = item2["y"].Value(); - int w = item2["w"].Value(); - int h = item2["h"].Value(); - - // 遍历 oneChar 中的每个字符 - for (int i = 0; i < oneChar.Length;) - { - // 获取当前位置的 Rune - Rune rune = Rune.GetRuneAt(oneChar, i); // 4 个字节表示单个字符 - - // 将 Rune 添加到字符列表中 - textLine.Characters.Add(new TextCharacter(rune, guid, x, y, w, h, md5)); - - // 移动到下一个 Rune 的位置 - i += rune.Utf16SequenceLength; - } - - //Rune rune = Rune.GetRuneAt(oneChar, 0); // 4 个字节表示单个字符 - - //textLine.Characters.Add(new TextCharacter(rune, x, y, w, h, md5)); - } - - _lines.Add(textLine); - - } - - } - - _cursorLine = 0; - _cursorColumn = 0; - ClearSelection(); - _textChanged = true; - InvalidateVisual(); - - // 触发文本改变事件 - OnTextChanged(); - } - - +using Microsoft.Win32; +using Newtonsoft.Json; +using Newtonsoft.Json.Linq; +using OpenCvSharp; +using System; +using System.Collections.Generic; +using System.IO; +using System.Linq; +using System.Printing; +using System.Runtime.ConstrainedExecution; +using System.Runtime.Serialization.Formatters.Binary; +using System.Security.Cryptography; +using System.Text; +using System.Windows; +using System.Windows.Controls; +using System.Windows.Input; +using System.Windows.Media; +using System.Windows.Media.Imaging; +using System.Windows.Media.Media3D; +using System.Windows.Media.TextFormatting; +using System.Windows.Shapes; +using static System.Net.Mime.MediaTypeNames; +using Path = System.IO.Path; +using Point = System.Windows.Point; +using Rect = System.Windows.Rect; +using Size = System.Windows.Size; +using Window = System.Windows.Window; + +namespace WpfEditor +{ + public class TextEditorControl : Control + { + private Window _imageWindow = null; + private bool _isCut = false; + public EditorMode _mode = EditorMode.ImageOCR; // 默认模式为图片OCR + + public JObject _jsn_OpenImg; // for 校对 + public string _md5_OpenImg; + public Dictionary _dic_deleted_char = new Dictionary(); // 被删除的字符存它的 guid，保存的时侯标记它逻辑删除 + + public string _pthimg; // 当前打开的图片路径 + + // 添加MainWindow引用 + public MainWindow _mainWindow; + + public static BitmapSource MatToBitmapSource(Mat mat) + { + // Detect pixel format (BGR24 for color, Gray8 for grayscale) + var pixelFormat = mat.Channels() == 1 ? PixelFormats.Gray8 : PixelFormats.Bgr24; + + // Create BitmapSource with stride = mat.Step (handles 4-byte alignment) + return BitmapSource.Create( + mat.Width, mat.Height, + 96, 96, // Default DPI + pixelFormat, + null, + mat.Data, + (int)mat.Step() * mat.Height, // Buffer size + (int)mat.Step() // Stride (critical for alignment) + ); + } + + public void ShowDraggableImageControl(Mat image, Mat image_orig) + { + var mainWindow = Window.GetWindow(this) as MainWindow; + + // 将Mat转换为BitmapSource + BitmapSource bitmapSource = MatToBitmapSource(image); // OpenCvSharp.Extensions.BitmapSourceConverter.ToBitmapSource(image); + BitmapSource bitmapSource2 = MatToBitmapSource(image_orig); + + // 如果窗口已存在，则更新图片内容 + if (_imageWindow != null) // && _imageWindow.IsLoaded + { + var brdr = _imageWindow.Content as Border; + var stckpnl = brdr.Child as StackPanel; // as System.Windows.Controls.Image; + var img_ctl = stckpnl.Children[1] as System.Windows.Controls.Image; + + //var img_ctl = _imageWindow.Content as System.Windows.Controls.Image; + if (img_ctl != null) + { + img_ctl.Source = bitmapSource; + + // 根据新图片调整窗口大小 + AdjustWindowSizeBasedOnImage(_imageWindow, bitmapSource.PixelWidth, bitmapSource.PixelHeight); + + mainWindow?.ShowImageInPanel(bitmapSource2); + } + return; + } + + // 创建一个新窗口 + _imageWindow = new Window + { + WindowStyle = WindowStyle.None, + AllowsTransparency = true, + Background = Brushes.Transparent, + ShowInTaskbar = false, + Topmost = true, + Focusable = false, + ResizeMode = ResizeMode.NoResize, + SizeToContent = SizeToContent.WidthAndHeight, + Owner = Window.GetWindow(this) // 设置主窗口为所有者，这样主窗口关闭时，图片窗口也会关闭 + }; + + // 创建一个边框和图片控件 + Border border = new Border + { + Background = new SolidColorBrush(Color.FromArgb(200, 30, 30, 30)), + BorderBrush = Brushes.LightGray, + BorderThickness = new Thickness(1), + CornerRadius = new CornerRadius(3), + Padding = new Thickness(5) + }; + + // 创建一个StackPanel来包含图片和标题栏 + StackPanel stackPanel = new StackPanel { + HorizontalAlignment = HorizontalAlignment.Left + }; + + // 添加一个简单的标题栏 + Grid titleBar = new Grid { Height = 20, Margin = new Thickness(0, 0, 0, 5) }; + titleBar.ColumnDefinitions.Add(new ColumnDefinition { Width = new GridLength(1, GridUnitType.Star) }); + titleBar.ColumnDefinitions.Add(new ColumnDefinition { Width = GridLength.Auto }); + + TextBlock titleText = new TextBlock + { + Text = "图片预览", + Foreground = Brushes.White, + VerticalAlignment = VerticalAlignment.Center + }; + + Button closeButton = new Button + { + Content = "X", + Width = 20, + Height = 20, + Padding = new Thickness(0), + Background = Brushes.Transparent, + Foreground = Brushes.White, + BorderThickness = new Thickness(0) + }; + closeButton.Click += (s, e) => _imageWindow.Close(); + + Grid.SetColumn(titleText, 0); + Grid.SetColumn(closeButton, 1); + titleBar.Children.Add(titleText); + titleBar.Children.Add(closeButton); + + // 创建图片控件 + System.Windows.Controls.Image imageControl = new System.Windows.Controls.Image + { + Source = bitmapSource, + Stretch = Stretch.None, + HorizontalAlignment = HorizontalAlignment.Left + }; + + // 添加到StackPanel + stackPanel.Children.Add(titleBar); + stackPanel.Children.Add(imageControl); + + // 设置边框内容 + border.Child = stackPanel; + + // 设置窗口内容 + _imageWindow.Content = border; + + // 添加拖动功能 + border.MouseLeftButtonDown += (s, e) => + { + if (e.ClickCount == 1) + { + _imageWindow.DragMove(); + } + }; + + // 添加右键菜单 + ContextMenu contextMenu = new ContextMenu(); + MenuItem closeMenuItem = new MenuItem { Header = "关闭" }; + closeMenuItem.Click += (s, e) => _imageWindow.Close(); + contextMenu.Items.Add(closeMenuItem); + border.ContextMenu = contextMenu; + + // 显示窗口 + _imageWindow.Show(); // 单行文本图 + + // 根据图片大小调整窗口尺寸 + AdjustWindowSizeBasedOnImage(_imageWindow, bitmapSource.PixelWidth, bitmapSource.PixelHeight); + + // 设置初始位置（居中显示） + if (mainWindow != null) + { + _imageWindow.Left = 0; // mainWindow.Left + (mainWindow.Width - _imageWindow.ActualWidth) / 2; + _imageWindow.Top = mainWindow.Top + (mainWindow.Height - _imageWindow.ActualHeight) / 2; + } + + if (mainWindow != null) + { + //if (true || mainWindow.ImageViewer.Source == null) + //{ + // mainWindow.ShowImageInPanel(bitmapSource2); // 全图 + //} + } + + + } + + // 根据图片大小调整窗口尺寸的辅助方法 + private void AdjustWindowSizeBasedOnImage(Window window, int imageWidth, int imageHeight) + { + // 获取当前屏幕的工作区大小 + double screenWidth = SystemParameters.WorkArea.Width; + double screenHeight = SystemParameters.WorkArea.Height; + + // 设置窗口最大尺寸（考虑到标题栏、边框等UI元素的额外空间） + double maxWidth = screenWidth * 0.8; // 最大宽度为屏幕工作区的80% + double maxHeight = screenHeight * 0.8; // 最大高度为屏幕工作区的80% + + // 计算额外UI元素的空间（标题栏、边框、内边距等） + const double uiExtraWidth = 30; // 估计的水平方向额外空间 + const double uiExtraHeight = 50; // 估计的垂直方向额外空间（包括标题栏） + + // 计算实际需要的窗口尺寸 + double requiredWidth = imageWidth + uiExtraWidth; + double requiredHeight = imageHeight + uiExtraHeight; + + // 如果图片尺寸超过最大限制，则应用缩放 + if (requiredWidth > maxWidth || requiredHeight > maxHeight) + { + // 计算需要的缩放比例 + double scaleX = maxWidth / requiredWidth; + double scaleY = maxHeight / requiredHeight; + double scale = Math.Min(scaleX, scaleY); // 取较小的缩放比例，确保完全适应 + + // 应用缩放 + var image = ((window.Content as Border).Child as StackPanel).Children[1] as System.Windows.Controls.Image; + if (image != null) + { + // 更改图片的缩放模式 + image.Stretch = Stretch.Uniform; + image.MaxWidth = maxWidth - uiExtraWidth; + image.MaxHeight = maxHeight - uiExtraHeight; + } + } + + // 更新窗口布局 + window.UpdateLayout(); + } + + #region 依赖属性 + + public static readonly DependencyProperty TextProperty = + DependencyProperty.Register("Text", typeof(string), typeof(TextEditorControl), + new FrameworkPropertyMetadata(string.Empty, FrameworkPropertyMetadataOptions.BindsTwoWayByDefault, OnTextChanged)); + + public static readonly DependencyProperty IsReadOnlyProperty = + DependencyProperty.Register("IsReadOnly", typeof(bool), typeof(TextEditorControl), + new PropertyMetadata(false)); + + public static readonly DependencyProperty TabSizeProperty = + DependencyProperty.Register("TabSize", typeof(int), typeof(TextEditorControl), + new PropertyMetadata(4)); + + public static readonly DependencyProperty LineNumbersVisibleProperty = + DependencyProperty.Register("LineNumbersVisible", typeof(bool), typeof(TextEditorControl), + new PropertyMetadata(true)); + + public static readonly DependencyProperty ShowWhitespacesProperty = + DependencyProperty.Register("ShowWhitespaces", typeof(bool), typeof(TextEditorControl), + new PropertyMetadata(true)); + + public static readonly DependencyProperty HighlightCurrentLineProperty = + DependencyProperty.Register("HighlightCurrentLine", typeof(bool), typeof(TextEditorControl), + new PropertyMetadata(true)); + + #endregion + + // 创建右键菜单的方法 + private void CreateContextMenu() + { + ContextMenu = new ContextMenu(); + + // 复制菜单项 + MenuItem copyMenuItem = new MenuItem + { + Header = "复制", + Command = ApplicationCommands.Copy + }; + ContextMenu.Items.Add(copyMenuItem); + + // 剪切菜单项 + MenuItem cutMenuItem = new MenuItem + { + Header = "剪切", + Command = ApplicationCommands.Cut + }; + ContextMenu.Items.Add(cutMenuItem); + + // 粘贴菜单项 + MenuItem pasteMenuItem = new MenuItem + { + Header = "粘贴", + Command = ApplicationCommands.Paste + }; + ContextMenu.Items.Add(pasteMenuItem); + + // 分隔符 + ContextMenu.Items.Add(new Separator()); + + // 全选菜单项 + MenuItem selectAllMenuItem = new MenuItem + { + Header = "全选", + Command = ApplicationCommands.SelectAll + }; + ContextMenu.Items.Add(selectAllMenuItem); + + // 设置菜单打开前的事件处理，用于控制菜单项的可用性 + ContextMenu.Opened += OnContextMenuOpened; + } + + // 右键菜单打开时的事件处理 + private void OnContextMenuOpened(object sender, RoutedEventArgs e) + { + bool hasSelection = HasSelection(); + bool hasClipboardText = Clipboard.ContainsText() || Clipboard.ContainsData("TextEditorCustomFormat"); + + // 根据当前状态设置菜单项的可用性 + foreach (var item in ContextMenu.Items) + { + if (item is MenuItem menuItem) + { + if (menuItem.Command == ApplicationCommands.Copy || + menuItem.Command == ApplicationCommands.Cut) + { + menuItem.IsEnabled = hasSelection; + } + else if (menuItem.Command == ApplicationCommands.Paste) + { + menuItem.IsEnabled = !IsReadOnly && hasClipboardText; + } + else if (menuItem.Command == ApplicationCommands.SelectAll) + { + menuItem.IsEnabled = _lines.Count > 0 && + _lines.Any(line => line.Characters.Count > 0); + } + } + } + } + + #region 属性 + + public string Text + { + get { return (string)GetValue(TextProperty); } + set { SetValue(TextProperty, value); } + } + + public bool IsReadOnly + { + get { return (bool)GetValue(IsReadOnlyProperty); } + set { SetValue(IsReadOnlyProperty, value); } + } + + public int TabSize + { + get { return (int)GetValue(TabSizeProperty); } + set { SetValue(TabSizeProperty, value); } + } + + public bool LineNumbersVisible + { + get { return (bool)GetValue(LineNumbersVisibleProperty); } + set { SetValue(LineNumbersVisibleProperty, value); } + } + + public bool ShowWhitespaces + { + get { return (bool)GetValue(ShowWhitespacesProperty); } + set { SetValue(ShowWhitespacesProperty, value); } + } + + public bool HighlightCurrentLine + { + get { return (bool)GetValue(HighlightCurrentLineProperty); } + set { SetValue(HighlightCurrentLineProperty, value); } + } + + #endregion + + #region 内部数据结构 + + public List _lines = new List(); + public int _cursorLine = 0; + public int _cursorColumn = 0; + public int _selectionStartLine = -1; + public int _selectionStartColumn = -1; + public int _selectionEndLine = -1; + public int _selectionEndColumn = -1; + public List _undoBuffer = new List(); + public int _undoIndex = -1; + public bool _textChanged = false; + public int _scrollOffset = 0; // 添加滚动偏移量变量 + + #endregion + + #region 构造函数 + + static TextEditorControl() + { + DefaultStyleKeyProperty.OverrideMetadata(typeof(TextEditorControl), + new FrameworkPropertyMetadata(typeof(TextEditorControl))); + } + + public TextEditorControl() + { + this.Focusable = true; + this.FocusVisualStyle = null; + this.ClipToBounds = true; + + // 设置MainWindow引用 + //_mainWindow = mainWindow; + + // 初始化一个空行 + _lines.Add(new TextLine()); + + // 注册命令绑定 + CommandBindings.Add(new CommandBinding(ApplicationCommands.Copy, OnCopy)); + CommandBindings.Add(new CommandBinding(ApplicationCommands.Cut, OnCut)); + CommandBindings.Add(new CommandBinding(ApplicationCommands.Paste, OnPaste)); + CommandBindings.Add(new CommandBinding(ApplicationCommands.Undo, OnUndo)); + CommandBindings.Add(new CommandBinding(ApplicationCommands.Redo, OnRedo)); + CommandBindings.Add(new CommandBinding(ApplicationCommands.SelectAll, OnSelectAll)); + + // 创建右键菜单 + CreateContextMenu(); + + } + + #endregion + + #region 事件处理 + + public static void OnTextChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) + { + var control = (TextEditorControl)d; + if (e.NewValue is string) + { + //control.SetText((string)e.NewValue); + } + else if (e.NewValue is JObject) + { + //control.SetText((JObject)e.NewValue, ""); + } + + + } + + protected override void OnRender(DrawingContext drawingContext) + { + base.OnRender(drawingContext); + RenderEditor(drawingContext); + } + + protected override void OnMouseWheel(MouseWheelEventArgs e) + { + base.OnMouseWheel(e); + + // 计算字体度量 + double lineHeight = FontSize * 1.2; + + // 根据滚轮方向调整滚动偏移量 + // 向上滚动（e.Delta > 0）时，减小偏移量，向下滚动时增加偏移量 + int scrollLines = e.Delta > 0 ? -3 : 3; + _scrollOffset += scrollLines; + + // 限制滚动范围 + int maxVisibleLines = (int)(ActualHeight / lineHeight); + int maxScrollOffset = Math.Max(0, _lines.Count - maxVisibleLines + 1); + _scrollOffset = Math.Max(0, Math.Min(_scrollOffset, maxScrollOffset)); + + // 完全移除对光标位置���限制，允许自由滚动查看文档 + + e.Handled = true; + InvalidateVisual(); + } + + protected override void OnTextInput(TextCompositionEventArgs e) + { + base.OnTextInput(e); + if (!IsReadOnly) + { + //InsertText(e.Text); + InsertTextCharacters(e.Text); + + // 标记文本已更改 + _textChanged = true; + + // 触发文本改变事件 + OnTextChanged(); + + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + + // 重绘编辑器 + InvalidateVisual(); + + e.Handled = true; + } + } + + protected override void OnKeyDown(KeyEventArgs e) + { + base.OnKeyDown(e); + HandleKeyDown(e); + } + + public void showCurrChar() + { + TextCharacter chr = GetCharacterAfterCursor(); + if (chr != null) + { + string m5 = chr.ImageMD5; + if (m5 != "") + { + //var (pth_img, pth_json) = Global.get_img_json_pth(m5); + var (pth_img, pth_json) = Global.get_img_json_pthv2(_pthimg); + if (Path.Exists(pth_json) && Path.Exists(pth_img)) + { + string jsn_str = File.ReadAllText(pth_json, Encoding.UTF8); + JObject jsn = (JObject)JsonConvert.DeserializeObject(jsn_str); + + + string b64_str = File.ReadAllText(pth_img, Encoding.UTF8); + byte[] img_bytes = Base64.Base64Decode(b64_str); + + Mat im_orig = Cv2.ImDecode(img_bytes, ImreadModes.Color); + + int width = jsn.Value("width"); + int height = jsn.Value("height"); + + var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); + bool found = false; + foreach (var item in prism_wordsInfo) + { + JArray charInfo = item["charInfo"].Value(); + string line_word = item["word"].Value(); + int line_x = item["x"].Value(); + int line_y = item["y"].Value(); + int line_width = item["width"].Value(); + int line_height = item["height"].Value(); + + foreach (var item2 in charInfo) + { + string oneChar = item2["word"].Value(); + int x = item2["x"].Value(); + int y = item2["y"].Value(); + int w = item2["w"].Value(); + int h = item2["h"].Value(); + + //if (oneChar == chr.Character.ToString()) + if (true) // 修改字符后它就可以不等了。有相同坐标宽高的字符只有一种情况，就是它们都是某个“单词”的一部分 + { + if (chr.x == x) + { + if (chr.y == y) + { + + + + Cv2.Rectangle(im_orig, new OpenCvSharp.Rect(chr.x, chr.y, chr.w, chr.h), new OpenCvSharp.Scalar(0, 0, 255)); + + Mat cut = im_orig.Clone(new OpenCvSharp.Rect(0, line_y, im_orig.Width, line_height)); + + // 显示图片预览窗口 + ShowDraggableImageControl(cut, im_orig); + + // 转换坐标到显示坐标系 + var displayPos = ConvertOriginalToDisplayCoordinates(chr.x, chr.y); + var displaySize = ConvertOriginalToDisplaySize(chr.w, chr.h); + + var x_y_ = ConvertDisplayToOriginalCoordinates(displayPos.X, displayPos.Y); + + var w_h_ = ConvertDisplayToOriginalSize(displaySize.Width, displaySize.Height); + + // 调用MainWindow显示选框 + _mainWindow?.ShowCharacterSelection(displayPos.X, displayPos.Y, displaySize.Width, displaySize.Height); + + found = true; + break; + } + } + } + + } + + if (found) + { + break; + } + + + } + + + + + + } + } + + System.Diagnostics.Debug.WriteLine($"光标后字符: {chr.Character}"); + } + } + + protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e) + { + base.OnMouseLeftButtonDown(e); + Focus(); + Point position = e.GetPosition(this); + SetCursorPositionFromPoint(position); + if (Keyboard.Modifiers != ModifierKeys.Shift) + { + ClearSelection(); + } + else + { + UpdateSelection(); + } + + // 图片中框选光标后面的第一个字符 + if (e.ChangedButton == MouseButton.Left && e.ButtonState == MouseButtonState.Pressed) + { + showCurrChar(); + } + + e.Handled = true; + InvalidateVisual(); + } + + // 重写右键按下事件 + protected override void OnMouseRightButtonDown(MouseButtonEventArgs e) + { + base.OnMouseRightButtonDown(e); + + // 设置焦点 + Focus(); + + // 获取鼠标位置并设置光标位置 + Point position = e.GetPosition(this); + + // 如果右键点击的位置不在当前选择区域内，则移动光标到点击位置 + // 但不清除选择区域，这样在选中文本上右键点击时不会丢失选择 + if (!IsPositionInSelection(position)) + { + //SetCursorPositionFromPoint(position); + // 移除以下行，不再清除选择区域 + // ClearSelection(); + InvalidateVisual(); + } + + e.Handled = true; + } + + protected override void OnMouseMove(MouseEventArgs e) + { + base.OnMouseMove(e); + if (e.LeftButton == MouseButtonState.Pressed) + { + Point position = e.GetPosition(this); + SetCursorPositionFromPoint(position); + UpdateSelection(); + InvalidateVisual(); + } + } + + #endregion + + #region 命令处理 + + // 将原图坐标转换为显示坐标 + public Point ConvertOriginalToDisplayCoordinates(int originalX, int originalY) + { + if (_mainWindow?.ViewModel?.Image == null) + return new Point(originalX, originalY); + + // 获取图片控件 + var imageElement = _mainWindow.image; + if (imageElement == null) + return new Point(originalX, originalY); + + // 获取原图尺寸 + double originalWidth = _mainWindow.ViewModel.Image.PixelWidth; + double originalHeight = _mainWindow.ViewModel.Image.PixelHeight; + + // 获取显示尺寸 + double displayWidth = imageElement.ActualWidth; + double displayHeight = imageElement.ActualHeight; + + // 计算缩放比例 + double scaleX = displayWidth / originalWidth; + double scaleY = displayHeight / originalHeight; + + // 转换坐标 + double displayX = originalX * scaleX; + double displayY = originalY * scaleY; + + return new Point(displayX, displayY); + } + + // 将显示坐标转换为原图坐标 + public Point ConvertDisplayToOriginalCoordinates(double displayX, double displayY) + { + if (_mainWindow?.ViewModel?.Image == null) + return new Point(displayX, displayY); + + // 获取图片控件 + var imageElement = _mainWindow.image; + if (imageElement == null) + return new Point(displayX, displayY); + + // 获取原图尺寸 + double originalWidth = _mainWindow.ViewModel.Image.PixelWidth; + double originalHeight = _mainWindow.ViewModel.Image.PixelHeight; + + // 获取显示尺寸 + double displayWidth = imageElement.ActualWidth; + double displayHeight = imageElement.ActualHeight; + + // 计算缩放比例 + double scaleX = displayWidth / originalWidth; + double scaleY = displayHeight / originalHeight; + + // 反向转换坐标（除法操作） + double originalX = displayX / scaleX; + double originalY = displayY / scaleY; + + return new Point(originalX, originalY); + } + + // 将原图尺寸转换为显示尺寸 + public Size ConvertOriginalToDisplaySize(int originalWidth, int originalHeight) + { + if (_mainWindow?.ViewModel?.Image == null) + return new Size(originalWidth, originalHeight); + + // 获取图片控件 + var imageElement = _mainWindow.image; + if (imageElement == null) + return new Size(originalWidth, originalHeight); + + // 获取原图尺寸 + double imgOriginalWidth = _mainWindow.ViewModel.Image.PixelWidth; + double imgOriginalHeight = _mainWindow.ViewModel.Image.PixelHeight; + + // 获取显示尺寸 + double displayWidth = imageElement.ActualWidth; + double displayHeight = imageElement.ActualHeight; + + // 计算缩放比例 + double scaleX = displayWidth / imgOriginalWidth; + double scaleY = displayHeight / imgOriginalHeight; + + // 转换尺寸 + double scaledWidth = originalWidth * scaleX; + double scaledHeight = originalHeight * scaleY; + + return new Size(scaledWidth, scaledHeight); + } + + // 将显示尺寸转换为原图尺寸 + public Size ConvertDisplayToOriginalSize(double displayWidth, double displayHeight) + { + if (_mainWindow?.ViewModel?.Image == null) + return new Size(displayWidth, displayHeight); + + // 获取图片控件 + var imageElement = _mainWindow.image; + if (imageElement == null) + return new Size(displayWidth, displayHeight); + + // 获取原图尺寸 + double imgOriginalWidth = _mainWindow.ViewModel.Image.PixelWidth; + double imgOriginalHeight = _mainWindow.ViewModel.Image.PixelHeight; + + // 获取显示尺寸 + double imgDisplayWidth = imageElement.ActualWidth; + double imgDisplayHeight = imageElement.ActualHeight; + + // 计算缩放比例 + double scaleX = imgDisplayWidth / imgOriginalWidth; + double scaleY = imgDisplayHeight / imgOriginalHeight; + + // 反向转换尺寸（除法操作） + double originalWidth = displayWidth / scaleX; + double originalHeight = displayHeight / scaleY; + + return new Size(originalWidth, originalHeight); + } + + private void OnCopy(object sender, ExecutedRoutedEventArgs e) + { + if (HasSelection()) + { + _isCut = false; + + // 创建DataObject来同时设置多种格式 + DataObject dataObject = new DataObject(); + + // 设置标准文本格式（供其他程序使用） + dataObject.SetText(GetSelectedText()); + + // 序列化TextCharacter列表并保存自定义格式 + try + { + var characters = GetSelectedTextCharacters(); + if (characters.Count > 0) + { + string json = Newtonsoft.Json.JsonConvert.SerializeObject(characters); + dataObject.SetData("TextEditorCustomFormat", json); + } + } + catch (Exception ex) + { + System.Diagnostics.Debug.WriteLine($"复制到剪贴板时出错: {ex.Message}"); + } + + // 一次性设置到剪贴板 + Clipboard.SetDataObject(dataObject); + } + e.Handled = true; + } + + + + private void OnCut(object sender, ExecutedRoutedEventArgs e) + { + if (!IsReadOnly && HasSelection()) + { + _isCut = true; + + // 创建DataObject来同时设置多种格式 + DataObject dataObject = new DataObject(); + + // 设置标准文本格式（供其他程序使用） + dataObject.SetText(GetSelectedText()); + + // 序列化TextCharacter列表并保存自定义格式 + try + { + var characters = GetSelectedTextCharacters(); + if (characters.Count > 0) + { + // 序列化 + string json = Newtonsoft.Json.JsonConvert.SerializeObject(characters); + dataObject.SetData("TextEditorCustomFormat", json); + } + } + catch (Exception ex) + { + System.Diagnostics.Debug.WriteLine($"剪切到剪贴板时出错: {ex.Message}"); + } + + // 一次性设置到剪贴板 + Clipboard.SetDataObject(dataObject); + + DeleteSelection(); + InvalidateVisual(); + } + e.Handled = true; + } + + private void OnPaste(object sender, ExecutedRoutedEventArgs e) + { + if (!IsReadOnly) + { + List characters_selected = GetSelectedTextCharacters(); + + // 尝试从剪贴板获取自定义格式数据 + bool customDataPasted = false; + if (Clipboard.ContainsData("TextEditorCustomFormat")) + { + try + { + // 反序列化 + string json = Clipboard.GetData("TextEditorCustomFormat") as string; + //List characters = (List)Newtonsoft.Json.JsonConvert.DeserializeObject>(json); + + List characters = new List(); + + List ls = Newtonsoft.Json.JsonConvert.DeserializeObject>(json); + // System.Text.Rune 字段不支持直接序列化，所以需要转换 + + foreach (var item in ls) + { + var Character = item["Character"].Value(); + var Value = Character["Value"].Value(); + System.Text.Rune rune = new System.Text.Rune(Value); + + // 反序列化每个字符 + var chr = new TextCharacter( + rune, // 获取第一个字符 + item["guid"].Value(), + item["x"].Value(), + item["y"].Value(), + item["w"].Value(), + item["h"].Value(), + item["ImageMD5"].Value() + ); + characters.Add(chr); + } + + if (characters != null && characters.Count > 0) + { + InsertTextCharacters(characters); + customDataPasted = true; + } + } + catch (Exception ex) + { + System.Diagnostics.Debug.WriteLine($"从剪贴板粘贴时出错: {ex.Message}"); + customDataPasted = false; + } + } + + // 如果是复制的普通文本 + if (!customDataPasted && Clipboard.ContainsText()) + { + string text = Clipboard.GetText(); + if (text.Length > 0) + { + //List characters = new List(); + + //TextCharacter c = null; + //if (characters_selected.Count > 0) + //{ + // c = characters_selected[0]; + //} + + //for (int i = 0; i < text.Length;) + //{ + // Rune rune = Rune.GetRuneAt(text, i); + + // var chr = new TextCharacter( + // rune, + // c.guid, + // c.x, + // c.y, + // c.w, + // c.h, + // c.ImageMD5 + // ); + // characters.Add(chr); + + // i += rune.Utf16SequenceLength; + //} + + //if (characters != null && characters.Count > 0) + //{ + // InsertTextCharacters(characters); + //} + + InsertTextCharacters(text); + + } + } + + if (_isCut) + { + Clipboard.Clear(); + _isCut = false; // 重置剪切状态 + } + + InvalidateVisual(); + } + + if (HasSelection()) + { + DeleteSelection(); + } + + e.Handled = true; + } + + + public void InsertTextCharacters(string text) + { + if (text.Length > 0) + { + List characters = new List(); + + TextCharacter c = null; + if (HasSelection()) + { + List characters_selected = GetSelectedTextCharacters(); + if (characters_selected.Count > 0) + { + c = characters_selected[0]; + } + } else + { + c = GetCharacterAfterCursor(); + if (c == null) + { + c = GetCharacterBeforeCursor(); + } + } + + for (int i = 0; i < text.Length;) + { + Rune rune = Rune.GetRuneAt(text, i); + + if (c != null) + { + var chr = new TextCharacter( + rune, + c.guid, + c.x, + c.y, + c.w, + c.h, + c.ImageMD5 + ); + characters.Add(chr); + + } + else + { + var chr = new TextCharacter( + rune, + Guid.NewGuid().ToString(), + - 1, + -1, + -1, + -1, + "" + ); + characters.Add(chr); + } + i += rune.Utf16SequenceLength; + } + + if (characters != null && characters.Count > 0) + { + InsertTextCharacters(characters); + } + } + } + + private void InsertTextCharacters(List characters) + { + if (characters == null || characters.Count == 0) + return; + + // 如果有选中的文本，先删除它 + if (HasSelection()) + { + DeleteSelection(); + } + + // 记录撤销操作 + var undoAction = new UndoAction + { + CursorBeforeLine = _cursorLine, + CursorBeforeColumn = _cursorColumn + }; + + // 将字符插入到当前行的光标位置 + var line = _lines[_cursorLine]; + line.Characters.InsertRange(_cursorColumn, characters); + _cursorColumn += characters.Count; + + // 记录添加的文本信息 + undoAction.AddedText = string.Concat(characters.Select(c => c.Character.ToString())); + undoAction.AddedStartLine = _cursorLine; + undoAction.AddedStartColumn = _cursorColumn - characters.Count; + undoAction.AddedEndLine = _cursorLine; + undoAction.AddedEndColumn = _cursorColumn; + + // 记录撤销操作后的光标位置 + undoAction.CursorAfterLine = _cursorLine; + undoAction.CursorAfterColumn = _cursorColumn; + + // 添加到撤销缓冲区 + if (_undoIndex < _undoBuffer.Count - 1) + { + _undoBuffer.RemoveRange(_undoIndex + 1, _undoBuffer.Count - _undoIndex - 1); + } + _undoBuffer.Add(undoAction); + _undoIndex = _undoBuffer.Count - 1; + + // 标记文本已更改 + _textChanged = true; + + // 触发文本改变事件 + OnTextChanged(); + + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + } + + private void OnUndo(object sender, ExecutedRoutedEventArgs e) + { + if (!IsReadOnly && CanUndo()) + { + Undo(); + InvalidateVisual(); + } + e.Handled = true; + } + + private void OnRedo(object sender, ExecutedRoutedEventArgs e) + { + if (!IsReadOnly && CanRedo()) + { + Redo(); + InvalidateVisual(); + } + e.Handled = true; + } + + private void OnSelectAll(object sender, ExecutedRoutedEventArgs e) + { + SelectAll(); + InvalidateVisual(); + e.Handled = true; + } + + #endregion + + #region 辅助方法 + + public void SetText(string text) + { + _lines.Clear(); + _undoBuffer.Clear(); + _undoIndex = -1; + + if (string.IsNullOrEmpty(text)) + { + _lines.Add(new TextLine()); + } + else + { + var lines = text.Replace("\r\n", "\n").Replace("\r", "\n").Split('\n'); + foreach (var line in lines) + { + var textLine = new TextLine(); + foreach (var c in line) + { + textLine.Characters.Add(new TextCharacter(c)); + } + _lines.Add(textLine); + } + } + + _cursorLine = 0; + _cursorColumn = 0; + ClearSelection(); + _textChanged = true; + InvalidateVisual(); + + // 触发文本改变事件 + OnTextChanged(); + } + + public void SetText(JObject jsn, string md5) + { + _lines.Clear(); + _undoBuffer.Clear(); + _undoIndex = -1; + + if (jsn == null) + { + SetText(string.Empty); + } + else + { + int width = jsn.Value("width"); + int height = jsn.Value("height"); + + var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); + foreach (var item in prism_wordsInfo) + { + JArray charInfo = item["charInfo"].Value(); + string line_word = item["word"].Value(); + + var textLine = new TextLine(); + foreach (var item2 in charInfo) + { + string oneChar = item2["word"].Value(); + string guid = item2["guid"].Value(); + int isDeleted = item2["isDeleted"].Value(); + // 就算是阿里云的 json ，也要先给它加入 guid + //if (item2["guid"] != null) + //{ + // guid = item2["guid"].Value(); + //} else + //{ + // guid = Guid.NewGuid().ToString(); + //} + + if (isDeleted == 1) + { + continue; + } + + int x = item2["x"].Value(); + int y = item2["y"].Value(); + int w = item2["w"].Value(); + int h = item2["h"].Value(); + + // 遍历 oneChar 中的每个字符 + for (int i = 0; i < oneChar.Length;) + { + // 获取当前位置的 Rune + Rune rune = Rune.GetRuneAt(oneChar, i); // 4 个字节表示单个字符 + + // 将 Rune 添加到字符列表中 + textLine.Characters.Add(new TextCharacter(rune, guid, x, y, w, h, md5)); + + // 移动到下一个 Rune 的位置 + i += rune.Utf16SequenceLength; + } + + //Rune rune = Rune.GetRuneAt(oneChar, 0); // 4 个字节表示单个字符 + + //textLine.Characters.Add(new TextCharacter(rune, x, y, w, h, md5)); + } + + _lines.Add(textLine); + + } + + } + + _cursorLine = 0; + _cursorColumn = 0; + ClearSelection(); + _textChanged = true; + InvalidateVisual(); + + // 触发文本改变事件 + OnTextChanged(); + } + + public List get_text_lines(JObject jsn, string md5) { - List lines = new List(); + List lines = new List(); + + int width = jsn.Value("width"); + int height = jsn.Value("height"); + + var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); + foreach (var item in prism_wordsInfo) + { + JObject selected_rectange = new JObject(); + if (_mode == EditorMode.ReviseEdit) // 校对模式才有选框 + { + selected_rectange = item["selected_rectange"].Value(); + } + + JArray pos = item["pos"].Value(); + JArray charInfo = item["charInfo"].Value(); + + + string line_word = item["word"].Value(); + + var textLine = new TextLine(pos, selected_rectange); + foreach (var item2 in charInfo) + { + string oneChar = item2["word"].Value(); + string guid = item2["guid"].Value(); + // 就算是阿里云的 json ，也要先给它加入 guid + //if (item2["guid"] != null) + //{ + // guid = item2["guid"].Value(); + //} else + //{ + // guid = Guid.NewGuid().ToString(); + //} + int x = item2["x"].Value(); + int y = item2["y"].Value(); + int w = item2["w"].Value(); + int h = item2["h"].Value(); + + // 遍历 oneChar 中的每个字符 + for (int i = 0; i < oneChar.Length;) + { + // 获取当前位置的 Rune + Rune rune = Rune.GetRuneAt(oneChar, i); // 4 个字节表示单个字符 + + // 将 Rune 添加到字符列表中 + textLine.Characters.Add(new TextCharacter(rune, guid, x, y, w, h, md5)); + + // 移动到下一个 Rune 的位置 + i += rune.Utf16SequenceLength; + } + + //Rune rune = Rune.GetRuneAt(oneChar, 0); // 4 个字节表示单个字符 + + //textLine.Characters.Add(new TextCharacter(rune, x, y, w, h, md5)); + } + + lines.Add(textLine); + + } + + return lines; + } + + public void InsertText(JObject jsn, string md5) + { + _undoBuffer.Clear(); + _undoIndex = -1; + + if (jsn == null) + { + SetText(string.Empty); + } + else + { + //int width = jsn.Value("width"); + //int height = jsn.Value("height"); + + //var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); + //foreach (var item in prism_wordsInfo) + //{ + // JObject selected_rectange = new JObject(); + // if (_mode == EditorMode.ReviseEdit) // 校对模式才有选框 + // { + // selected_rectange = item["selected_rectange"].Value(); + // } + + // JArray pos = item["pos"].Value(); + // JArray charInfo = item["charInfo"].Value(); + + + // string line_word = item["word"].Value(); + + // var textLine = new TextLine(pos, selected_rectange); + // foreach (var item2 in charInfo) + // { + // string oneChar = item2["word"].Value(); + // string guid = item2["guid"].Value(); + // // 就算是阿里云的 json ，也要先给它加入 guid + // //if (item2["guid"] != null) + // //{ + // // guid = item2["guid"].Value(); + // //} else + // //{ + // // guid = Guid.NewGuid().ToString(); + // //} + // int x = item2["x"].Value(); + // int y = item2["y"].Value(); + // int w = item2["w"].Value(); + // int h = item2["h"].Value(); + + // // 遍历 oneChar 中的每个字符 + // for (int i = 0; i < oneChar.Length;) + // { + // // 获取当前位置的 Rune + // Rune rune = Rune.GetRuneAt(oneChar, i); // 4 个字节表示单个字符 + + // // 将 Rune 添加到字符列表中 + // textLine.Characters.Add(new TextCharacter(rune, guid, x, y, w, h, md5)); + + // // 移动到下一个 Rune 的位置 + // i += rune.Utf16SequenceLength; + // } + + // //Rune rune = Rune.GetRuneAt(oneChar, 0); // 4 个字节表示单个字符 + + // //textLine.Characters.Add(new TextCharacter(rune, x, y, w, h, md5)); + // } + + // _lines.Add(textLine); + + //} + + var lines = get_text_lines(jsn, md5); + foreach(var line in lines) + { + _lines.Add(line); + } + + } + + //_cursorLine = 0; + //_cursorColumn = 0; + ClearSelection(); + _textChanged = true; + InvalidateVisual(); + + // 触发文本改变事件 + OnTextChanged(); + } + + + public bool saveJson(string pth_img_) + { + + bool isModify = false; + + string m5 = MD5.ComputeFileHash(pth_img_); + + var (pth_img, pth_json) = Global.get_img_json_pthv2(pth_img_); + + if (!Path.Exists(pth_json) || !Path.Exists(pth_img)) + { + return false; + } + + if (_mode == EditorMode.ReviseEdit) + { + Global.saveJsonReviseEdit(pth_json, _lines); + return false; + } + + + var jsonstr = File.ReadAllText(pth_json, new System.Text.UTF8Encoding(false)); + + JObject jsn = null; + try + { + jsn = JObject.Parse(jsonstr); + } + catch (Exception ex) + { + MessageBox.Show("json 解析失败", "错误", MessageBoxButton.OK, MessageBoxImage.Error); + return false; + } + + int width = jsn.Value("width"); + int height = jsn.Value("height"); + + var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); + foreach (var item in prism_wordsInfo) + { + JArray charInfo = item["charInfo"].Value(); + string line_word = item["word"].Value(); + + var textLine = new TextLine(); + foreach (var item2 in charInfo) + { + string oneChar = item2["word"].Value(); + string guid = item2["guid"].Value(); + int x = item2["x"].Value(); + int y = item2["y"].Value(); + int w = item2["w"].Value(); + int h = item2["h"].Value(); + + // 遍历 oneChar 中的每个字符 + for (int i = 0; i < oneChar.Length;) + { + Rune rune = Rune.GetRuneAt(oneChar, i); // 4 个字节表示单个字符 + + // 移动到下一个 Rune 的位置 + i += rune.Utf16SequenceLength; + } + + if ( _dic_deleted_char.ContainsKey(guid) ) { + // 是被标记逻辑删除的字符 + item2["isDeleted"] = 1; + isModify = true; + } + + foreach (TextLine line in _lines) + { + bool line_modify = false; + foreach (TextCharacter c in line.Characters) + { + string ImageMD5 = c.ImageMD5; + if (ImageMD5 == m5) + { + if (guid == c.guid) + { + string c_str = c.Character.ToString(); + if (c_str != oneChar) + { + item2["word"] = c_str; + line_modify = true; + isModify = true; + } + + + } + } + } + + if (line_modify) + { + string new_line_word = string.Concat(line.Characters.Select(c => c.Character.ToString())); + item["word"] = new_line_word; + } + } + + } + + } + + if (isModify) + { + string jsn_str = jsn.ToString(Formatting.Indented).Replace("\r\n", "\n"); + File.WriteAllText(pth_json, jsn_str); + } + + return isModify; + } + + private void RenderEditor(DrawingContext drawingContext) + { + // 绘制背景 + drawingContext.DrawRectangle(Brushes.White, null, new Rect(0, 0, ActualWidth, ActualHeight)); + + // 计算字体度量 + var typeface = new Typeface(FontFamily, FontStyle, FontWeight, FontStretch); + double lineHeight = FontSize * 1.2; + double defaultCharWidth = FontSize * 0.6; // 默认字符宽度（英文） + + // 计算行号区域宽度 + double lineNumberWidth = LineNumbersVisible ? 40 : 0; + + // 绘制行号区域背景 + if (LineNumbersVisible) + { + drawingContext.DrawRectangle(Brushes.LightGray, null, new Rect(0, 0, lineNumberWidth, ActualHeight)); + } + + double textStartX = lineNumberWidth + 5; // 文本起始X坐标 + + // 计算可见行范围 + int visibleLineCount = (int)Math.Ceiling(ActualHeight / lineHeight); + int startLine = _scrollOffset; + int endLine = Math.Min(_scrollOffset + visibleLineCount, _lines.Count - 1); + + // 高亮当前行 + if (HighlightCurrentLine && _cursorLine >= startLine && _cursorLine <= endLine) + { + drawingContext.DrawRectangle(Brushes.LightYellow, null, + new Rect(lineNumberWidth, (_cursorLine - _scrollOffset) * lineHeight, ActualWidth - lineNumberWidth, lineHeight)); + } + + // 绘制文本和行号 + for (int i = startLine; i <= endLine; i++) + { + double y = (i - _scrollOffset) * lineHeight; + + // 绘制行号 + if (LineNumbersVisible) + { + var lineNumberText = new FormattedText( + (i + 1).ToString(), + System.Globalization.CultureInfo.CurrentCulture, + FlowDirection.LeftToRight, + typeface, + FontSize, + Brushes.Gray, + VisualTreeHelper.GetDpi(this).PixelsPerDip); + + drawingContext.DrawText(lineNumberText, new Point(5, y)); + } + + // 绘制文本 + var line = _lines[i]; + double x = textStartX; + + for (int j = 0; j < line.Characters.Count; j++) + { + var character = line.Characters[j]; + + // 绘制选中区域背景 + double charWidth = IsFullWidthCharacter(character.Character) ? defaultCharWidth * 2 : defaultCharWidth; + + if (HasSelection() && IsPositionSelected(i, j)) + { + drawingContext.DrawRectangle(Brushes.LightBlue, null, new Rect(x, y, charWidth, lineHeight)); + } + + // 绘制字符 + var formattedText = new FormattedText( + character.Character.ToString(), + System.Globalization.CultureInfo.CurrentCulture, + FlowDirection.LeftToRight, + typeface, + FontSize, + character.Foreground, + VisualTreeHelper.GetDpi(this).PixelsPerDip); + + drawingContext.DrawText(formattedText, new Point(x, y)); + + // 显示空白字符 + if (ShowWhitespaces && character.Character.Value == ' ') + { + drawingContext.DrawLine( + new Pen(Brushes.LightGray, 1), + new Point(x + charWidth / 2, y + lineHeight / 2), + new Point(x + charWidth / 2, y + lineHeight / 2)); + } + + x += charWidth; + } + } + + // 绘制光标 + if (IsFocused && _cursorLine >= startLine && _cursorLine <= endLine) + { + // 计算光标X坐标，考虑前面字符的宽度 + double cursorX = textStartX; + var line = _lines[_cursorLine]; + for (int j = 0; j < _cursorColumn && j < line.Characters.Count; j++) + { + cursorX += IsFullWidthCharacter(line.Characters[j].Character) ? defaultCharWidth * 2 : defaultCharWidth; + } + + double cursorY = (_cursorLine - _scrollOffset) * lineHeight; + + drawingContext.DrawLine( + new Pen(Brushes.Black, 1), + new Point(cursorX, cursorY), + new Point(cursorX, cursorY + lineHeight)); + } + } + + // 判断是否是全角字符（如中文、日文等） + private bool IsFullWidthCharacter(System.Text.Rune r) + { + int value = r.Value; + // 中文字符范围 + if (value >= 0x4E00 && value <= 0x9FFF) return true; // CJK统一汉字 + if (value >= 0x3400 && value <= 0x4DBF) return true; // CJK扩展A + if (value >= 0x20000 && value <= 0x2A6DF) return true; // CJK扩展B + if (value >= 0x2A700 && value <= 0x2B73F) return true; // CJK扩展C + if (value >= 0x2B740 && value <= 0x2B81F) return true; // CJK扩展D + if (value >= 0x2B820 && value <= 0x2CEAF) return true; // CJK扩展E + if (value >= 0xF900 && value <= 0xFAFF) return true; // CJK兼容汉字 + + // 日文假名等 + if (value >= 0x3040 && value <= 0x309F) return true; // 平假名 + if (value >= 0x30A0 && value <= 0x30FF) return true; // 片假名 + + // 全角标点和符号 + if (value >= 0xFF00 && value <= 0xFFEF) return true; // 全角ASCII、全角标点 + + // 其他全角字符 + if (value >= 0x3000 && value <= 0x303F) return true; // CJK符号和标点 + + return false; + } + + private bool IsPositionSelected(int line, int column) + { + if (!HasSelection()) + return false; + + int startLine = Math.Min(_selectionStartLine, _selectionEndLine); + int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; + int endLine = Math.Max(_selectionStartLine, _selectionEndLine); + int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; + + if (line < startLine || line > endLine) + return false; + + if (line == startLine && line == endLine) + return column >= startColumn && column < endColumn; + + if (line == startLine) + return column >= startColumn; + + if (line == endLine) + return column < endColumn; + + return true; + } + + // 检查位置是否在选择区域内的辅助方法 + private bool IsPositionInSelection(Point position) + { + if (!HasSelection()) + return false; + + // 计算字体度量 + var typeface = new Typeface(FontFamily, FontStyle, FontWeight, FontStretch); + var formattedText = new FormattedText("M", System.Globalization.CultureInfo.CurrentCulture, + FlowDirection.LeftToRight, typeface, FontSize, Brushes.Black, VisualTreeHelper.GetDpi(this).PixelsPerDip); + double charWidth = formattedText.Width; + double lineHeight = formattedText.Height; + + // 计算点击位置对应的行列 + int clickLine = Math.Max(0, Math.Min((int)(position.Y / lineHeight) + _scrollOffset, _lines.Count - 1)); + int clickColumn = Math.Max(0, (int)((position.X - 50) / charWidth)); // 50是行号区域宽度 + + // 获取选择区域的起始和结束位置 + int startLine = Math.Min(_selectionStartLine, _selectionEndLine); + int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; + int endLine = Math.Max(_selectionStartLine, _selectionEndLine); + int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; + + // 检查点击位置是否在选择区域内 + if (clickLine < startLine || clickLine > endLine) + return false; + + if (clickLine == startLine && clickLine == endLine) + { + return clickColumn >= startColumn && clickColumn <= endColumn; + } + else if (clickLine == startLine) + { + return clickColumn >= startColumn; + } + else if (clickLine == endLine) + { + return clickColumn <= endColumn; + } + else + { + return true; // 在中间行 + } + } + private void SetCursorPositionFromPoint(Point point) + { + if (_lines.Count <= 0) + { + return; + } + + // 计算字体度量 + double lineHeight = FontSize * 1.2; + double defaultCharWidth = FontSize * 0.6; // 默认字符宽度 + + // 计算行号区域宽度 + double lineNumberWidth = LineNumbersVisible ? 40 : 0; + double textStartX = lineNumberWidth + 5; // 文本起始X坐标 + + // 计算行号，考虑滚动偏移量 + int line = (int)(point.Y / lineHeight) + _scrollOffset; + line = Math.Max(0, Math.Min(line, _lines.Count - 1)); + + // 计算列号，考虑字符宽度 + double x = textStartX; + int column = 0; + var textLine = _lines[line]; + + // 找到光标应该在的位置 + while (column < textLine.Characters.Count && x < point.X) + { + x += IsFullWidthCharacter(textLine.Characters[column].Character) ? defaultCharWidth * 2 : defaultCharWidth; + if (x > point.X) + { + // 如果点击位置在字符的前半部分，光标放在字符前面 + // 如果在后半部分，光标放在字符后面 + double charWidth = IsFullWidthCharacter(textLine.Characters[column].Character) ? defaultCharWidth * 2 : defaultCharWidth; + if (point.X > x - charWidth / 2) + column++; + break; + } + column++; + } + + // 设置光标位置 + _cursorLine = line; + _cursorColumn = column; + + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + } + private void HandleKeyDown(KeyEventArgs e) + { + if (IsReadOnly) + { + e.Handled = true; + return; + } + + switch (e.Key) + { + case Key.Left: + if (_cursorColumn > 0) + { + _cursorColumn--; + showCurrChar(); + } + else if (_cursorLine > 0) + { + _cursorLine--; + _cursorColumn = _lines[_cursorLine].Characters.Count; + showCurrChar(); + } + break; + + case Key.Right: + if (_cursorColumn < _lines[_cursorLine].Characters.Count) + { + _cursorColumn++; + showCurrChar(); + } + else if (_cursorLine < _lines.Count - 1) + { + _cursorLine++; + _cursorColumn = 0; + showCurrChar(); + } + break; + + case Key.Up: + if (_cursorLine > 0) + { + _cursorLine--; + _cursorColumn = Math.Min(_cursorColumn, _lines[_cursorLine].Characters.Count); + + // 检查光标是否在可见区域内，如果不在则向上滚动一行 + if (_cursorLine < _scrollOffset) + { + _scrollOffset--; + } + showCurrChar(); + } + break; + + case Key.Down: + if (_cursorLine < _lines.Count - 1) + { + _cursorLine++; + _cursorColumn = Math.Min(_cursorColumn, _lines[_cursorLine].Characters.Count); + + // 计算可见行数 + double lineHeight = FontSize * 1.2; + int visibleLineCount = (int)(ActualHeight / lineHeight); + + // 检查光标是否在可见区域内，如果不在则向下滚动一行 + if (_cursorLine >= _scrollOffset + visibleLineCount) + { + _scrollOffset++; + } + showCurrChar(); + } + break; + + case Key.Home: + _cursorColumn = 0; + break; + + case Key.End: + _cursorColumn = _lines[_cursorLine].Characters.Count; + break; + + case Key.Delete: + if (HasSelection()) + { + DeleteSelection(); + } + else if (_cursorColumn < _lines[_cursorLine].Characters.Count) + { + // 删除当前字符 + TextCharacter c = _lines[_cursorLine].Characters[_cursorColumn]; + if (c.guid != "") + { + _dic_deleted_char[c.guid] = c.Character.Value.ToString(); + } + _lines[_cursorLine].Characters.RemoveAt(_cursorColumn); + _textChanged = true; + OnTextChanged(); + } + else if (_cursorLine < _lines.Count - 1) + { + // 合并当前行和下一行 + var nextLine = _lines[_cursorLine + 1]; + _lines[_cursorLine].Characters.AddRange(nextLine.Characters); + _lines.RemoveAt(_cursorLine + 1); + _textChanged = true; + OnTextChanged(); + } + break; + + case Key.Back: + if (HasSelection()) + { + DeleteSelection(); + } + else if (_cursorColumn > 0) + { + // 删除前一个字符 + _cursorColumn--; + TextCharacter c = _lines[_cursorLine].Characters[_cursorColumn]; + if (c.guid != "") + { + _dic_deleted_char[c.guid] = c.Character.Value.ToString(); + } + _lines[_cursorLine].Characters.RemoveAt(_cursorColumn); + _textChanged = true; + OnTextChanged(); + } + else if (_cursorLine > 0) + { + // 合并当前行和上一行 + _cursorColumn = _lines[_cursorLine - 1].Characters.Count; + _lines[_cursorLine - 1].Characters.AddRange(_lines[_cursorLine].Characters); + _lines.RemoveAt(_cursorLine); + _cursorLine--; + _textChanged = true; + OnTextChanged(); + } + break; + + case Key.Enter: + // 插入新行 + var currentLine = _lines[_cursorLine]; + var newLine = new TextLine(); + + // 将当前行光标后的字符移到新行 + if (_cursorColumn < currentLine.Characters.Count) + { + var remainingChars = currentLine.Characters.GetRange(_cursorColumn, currentLine.Characters.Count - _cursorColumn); + newLine.Characters.AddRange(remainingChars); + currentLine.Characters.RemoveRange(_cursorColumn, remainingChars.Count); + } + + _lines.Insert(_cursorLine + 1, newLine); + _cursorLine++; + _cursorColumn = 0; + _textChanged = true; + OnTextChanged(); + break; + + case Key.Tab: + // 插入Tab（空格） + for (int i = 0; i < TabSize; i++) + { + InsertText(" "); + } + break; + + default: + e.Handled = false; + return; + } + + // 如果按下Shift键，更新选择区域 + if (Keyboard.Modifiers == ModifierKeys.Shift) + { + UpdateSelection(); + } + else + { + ClearSelection(); + } + + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + + // 重绘编辑器 + InvalidateVisual(); + + e.Handled = true; + } + + private void DeleteSelection() + { + if (!HasSelection()) + return; - int width = jsn.Value("width"); - int height = jsn.Value("height"); + // 确保起始位置在结束位置之前 + int startLine = Math.Min(_selectionStartLine, _selectionEndLine); + int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; + int endLine = Math.Max(_selectionStartLine, _selectionEndLine); + int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; - var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); - foreach (var item in prism_wordsInfo) + if (startLine == endLine) { - JObject selected_rectange = new JObject(); - if (_mode == EditorMode.ReviseEdit) // 校对模式才有选框 + // 单行删除 + int start = Math.Min(startColumn, endColumn); + int end = Math.Max(startColumn, endColumn); + var line = _lines[startLine]; + if (start < line.Characters.Count) { - selected_rectange = item["selected_rectange"].Value(); + int length = Math.Min(end - start, line.Characters.Count - start); + line.Characters.RemoveRange(start, length); + } + } + else + { + // 多行删除 + // 保留第一行开始部分 + var firstLine = _lines[startLine]; + if (startColumn < firstLine.Characters.Count) + { + firstLine.Characters.RemoveRange(startColumn, firstLine.Characters.Count - startColumn); } - JArray pos = item["pos"].Value(); - JArray charInfo = item["charInfo"].Value(); + // 保留最后一行结束部分 + var lastLine = _lines[endLine]; + List lastLineRemaining = new List(); + if (endColumn < lastLine.Characters.Count) + { + lastLineRemaining = lastLine.Characters.GetRange(endColumn, lastLine.Characters.Count - endColumn); + } + // 删除中间行 + _lines.RemoveRange(startLine + 1, endLine - startLine); - string line_word = item["word"].Value(); + // 将最后一行剩余部分添加到第一行 + firstLine.Characters.AddRange(lastLineRemaining); + } - var textLine = new TextLine(pos, selected_rectange); - foreach (var item2 in charInfo) + // 设置光标位置到选择的开始位置 + _cursorLine = startLine; + _cursorColumn = startColumn; + + // 清除选择 + ClearSelection(); + + // 标记文本已更改 + _textChanged = true; + + // 触发文本改变事件 + OnTextChanged(); + + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + } + + private string GetSelectedText() + { + if (!HasSelection()) + return string.Empty; + + // 确保起始位置在结束位置之前 + int startLine = Math.Min(_selectionStartLine, _selectionEndLine); + int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; + int endLine = Math.Max(_selectionStartLine, _selectionEndLine); + int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; + + if (startLine == endLine) + { + // 单行选择 + int start = Math.Min(startColumn, endColumn); + int end = Math.Max(startColumn, endColumn); + var line = _lines[startLine]; + if (start < line.Characters.Count) { - string oneChar = item2["word"].Value(); - string guid = item2["guid"].Value(); - // 就算是阿里云的 json ，也要先给它加入 guid - //if (item2["guid"] != null) - //{ - // guid = item2["guid"].Value(); - //} else + int length = Math.Min(end - start, line.Characters.Count - start); + return string.Concat(line.Characters.GetRange(start, length).Select(c => c.Character.ToString())); + } + return string.Empty; + } + else + { + // 多行选择 + StringBuilder sb = new StringBuilder(); + + // 第一行 + var firstLine = _lines[startLine]; + if (startColumn < firstLine.Characters.Count) + { + sb.Append(string.Concat(firstLine.Characters.GetRange(startColumn, firstLine.Characters.Count - startColumn).Select(c => c.Character.ToString()))); + } + sb.Append("\n"); + + // 中间行 + for (int i = startLine + 1; i < endLine; i++) + { + sb.Append(string.Concat(_lines[i].Characters.Select(c => c.Character.ToString()))); + sb.Append("\n"); + } + + // 最后一行 + var lastLine = _lines[endLine]; + if (endColumn > 0 && lastLine.Characters.Count > 0) + { + sb.Append(string.Concat(lastLine.Characters.GetRange(0, Math.Min(endColumn, lastLine.Characters.Count)).Select(c => c.Character.ToString()))); + } + + return sb.ToString(); + } + } + + private List GetSelectedTextCharacters() + { + if (!HasSelection()) + return new List(); + + // 确保起始位置在结束位置之前 + int startLine = Math.Min(_selectionStartLine, _selectionEndLine); + int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; + int endLine = Math.Max(_selectionStartLine, _selectionEndLine); + int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; + + List result = new List(); + + if (startLine == endLine) + { + // 单行选择 + int start = Math.Min(startColumn, endColumn); + int end = Math.Max(startColumn, endColumn); + var line = _lines[startLine]; + if (start < line.Characters.Count) + { + int length = Math.Min(end - start, line.Characters.Count - start); + result.AddRange(line.Characters.GetRange(start, length)); + } + } + else + { + // 多行选择 + // 第一行 + var firstLine = _lines[startLine]; + if (startColumn < firstLine.Characters.Count) + { + result.AddRange(firstLine.Characters.GetRange(startColumn, firstLine.Characters.Count - startColumn)); + } + + // 中间行 + for (int i = startLine + 1; i < endLine; i++) + { + result.AddRange(_lines[i].Characters); + } + + // 最后一行 + var lastLine = _lines[endLine]; + if (endColumn > 0 && lastLine.Characters.Count > 0) + { + result.AddRange(lastLine.Characters.GetRange(0, Math.Min(endColumn, lastLine.Characters.Count))); + } + } + + return result; + } + + private bool HasSelection() + { + // 判断是否有选中的文本 + return _selectionStartLine >= 0 && _selectionEndLine >= 0; + } + + private bool IsSingleSelection() + { + if (_selectionStartColumn >= 0 && _selectionEndColumn >= 0) + { + return _selectionStartColumn + 1 == _selectionEndColumn; + } + + return false; + } + + public void ClearSelection() + { + // 清除选择 + _selectionStartLine = -1; + _selectionStartColumn = -1; + _selectionEndLine = -1; + _selectionEndColumn = -1; + } + + private void UpdateSelection() + { + // 更新选择区域 + if (_selectionStartLine < 0) + { + _selectionStartLine = _cursorLine; + _selectionStartColumn = _cursorColumn; + } + _selectionEndLine = _cursorLine; + _selectionEndColumn = _cursorColumn; + } + + private void SelectAll() + { + // 全选 + _selectionStartLine = 0; + _selectionStartColumn = 0; + _selectionEndLine = _lines.Count - 1; + _selectionEndColumn = _lines[_selectionEndLine].Characters.Count; + } + + private bool CanUndo() + { + // 判断是否可以撤销 + return _undoIndex >= 0; + } + + private bool CanRedo() + { + // 判断是否可以重做 + return _undoIndex < _undoBuffer.Count - 1; + } + + private void Undo() + { + if (!CanUndo()) + return; + + var action = _undoBuffer[_undoIndex]; + + // 恢复光标位置到操作前 + _cursorLine = action.CursorBeforeLine; + _cursorColumn = action.CursorBeforeColumn; + + // 如果有添加的文本，需要删除它 + if (!string.IsNullOrEmpty(action.AddedText)) + { + // 设置选择区域为添加的文本 + _selectionStartLine = action.AddedStartLine; + _selectionStartColumn = action.AddedStartColumn; + _selectionEndLine = action.AddedEndLine; + _selectionEndColumn = action.AddedEndColumn; + + // 删除添加的文本 + DeleteSelection(); + } + + // 如果有删除的文本，需要恢复它 + if (!string.IsNullOrEmpty(action.RemovedText)) + { + // 设置光标位置到删除的起始位置 + _cursorLine = action.RemovedStartLine; + _cursorColumn = action.RemovedStartColumn; + + // 插入被删除的文本 + InsertText(action.RemovedText); + + // 恢复光标位置 + _cursorLine = action.CursorBeforeLine; + _cursorColumn = action.CursorBeforeColumn; + } + + // 清除选择 + ClearSelection(); + + // 更新撤销索引 + _undoIndex--; + + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + } + + private void Redo() + { + if (!CanRedo()) + return; + + // 更新撤销索引 + _undoIndex++; + + var action = _undoBuffer[_undoIndex]; + + // 恢复光标位置到操作前 + _cursorLine = action.CursorBeforeLine; + _cursorColumn = action.CursorBeforeColumn; + + // 如果有删除的文本，需要再次删除它 + if (!string.IsNullOrEmpty(action.RemovedText)) + { + // 设置选择区域为删除的文本 + _selectionStartLine = action.RemovedStartLine; + _selectionStartColumn = action.RemovedStartColumn; + _selectionEndLine = action.RemovedEndLine; + _selectionEndColumn = action.RemovedEndColumn; + + // 删除文本 + DeleteSelection(); + } + + // 如果有添加的文本，需要再次添加它 + if (!string.IsNullOrEmpty(action.AddedText)) + { + // 设置光标位置到添加的起始位置 + _cursorLine = action.AddedStartLine; + _cursorColumn = action.AddedStartColumn; + + // 插入文本 + InsertText(action.AddedText); + } + + // 恢复光标位置到操作后 + _cursorLine = action.CursorAfterLine; + _cursorColumn = action.CursorAfterColumn; + + // 清除选择 + ClearSelection(); + + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + } + + #endregion + + public event EventHandler TextChanged; + public event EventHandler CursorPositionChanged; + + public virtual void OnTextChanged() + { + // 从_lines集合构建文本并更新TextProperty + UpdateTextProperty(); + + TextChanged?.Invoke(this, EventArgs.Empty); + } + + private void UpdateTextProperty() + { + // 从_lines集合构建完整的文本 + StringBuilder sb = new StringBuilder(); + + for (int i = 0; i < _lines.Count; i++) + { + sb.Append(string.Concat(_lines[i].Characters.Select(c => c.Character.ToString()))); + + // 除了最后一行，每行后面都添加换行符 + if (i < _lines.Count - 1) + sb.Append("\n"); + } + + // 保存当前光标位置 + int savedCursorLine = _cursorLine; + int savedCursorColumn = _cursorColumn; + bool textChangedFlag = _textChanged; + + // 更新TextProperty，但不触发OnTextChanged回调 + SetValue(TextProperty, sb.ToString()); + + // 恢复光标位置 + _cursorLine = savedCursorLine; + _cursorColumn = savedCursorColumn; + _textChanged = textChangedFlag; + } + + public virtual void OnCursorPositionChanged(int line, int column) + { + CursorPositionChanged?.Invoke(this, new CursorPositionChangedEventArgs(line, column)); + } + + // 获取光标后面的第一个字符 + private TextCharacter GetCharacterAfterCursor() + { + if (_cursorLine >= 0 && _cursorLine < _lines.Count) + { + var line = _lines[_cursorLine]; + if (_cursorColumn >= 0 && _cursorColumn < line.Characters.Count) + { + // 返回光标位置的字符（即光标后面的第一个字符） + return line.Characters[_cursorColumn]; + } + else if (_cursorColumn == line.Characters.Count && _cursorLine + 1 < _lines.Count) + { + // 如果光标在行尾，返回下一行的第一个字符 + //var nextLine = _lines[_cursorLine + 1]; + //if (nextLine.Characters.Count > 0) //{ - // guid = Guid.NewGuid().ToString(); + // return nextLine.Characters[0]; //} - int x = item2["x"].Value(); - int y = item2["y"].Value(); - int w = item2["w"].Value(); - int h = item2["h"].Value(); + return null; + } + } + return null; // 如果没有找到字符，返回null + } - // 遍历 oneChar 中的每个字符 - for (int i = 0; i < oneChar.Length;) + private TextCharacter GetCharacterBeforeCursor() + { + if (_cursorLine >= 0 && _cursorLine < _lines.Count) + { + var line = _lines[_cursorLine]; + if (_cursorColumn > 0 && _cursorColumn <= line.Characters.Count) + { + // 返回光标位置的字符（即光标后面的第一个字符） + return line.Characters[_cursorColumn - 1]; + } + else + { + return null; + } + } + return null; // 如果没有找到字符，返回null + } + + public void InsertText(string text) + { + if (string.IsNullOrEmpty(text)) + return; + + // 如果有选中的文本，先删除或修改它 + if (HasSelection()) + { + if ( IsSingleSelection() ) // 选中了单个字符 + { + if (text.Length == 1) { - // 获取当前位置的 Rune - Rune rune = Rune.GetRuneAt(oneChar, i); // 4 个字节表示单个字符 + // 此处是修改单个字符的情况 + var line = _lines[_cursorLine]; + TextCharacter c = line.Characters[_cursorColumn-1]; + c.Character = System.Text.Rune.GetRuneAt(text, 0); // 修改字符 - // 将 Rune 添加到字符列表中 - textLine.Characters.Add(new TextCharacter(rune, guid, x, y, w, h, md5)); + // 清除选择 + ClearSelection(); - // 移动到下一个 Rune 的位置 - i += rune.Utf16SequenceLength; + _cursorColumn = _cursorColumn - 1; + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + + // 重绘编辑器 + InvalidateVisual(); + + return; } - //Rune rune = Rune.GetRuneAt(oneChar, 0); // 4 个字节表示单个字符 - //textLine.Characters.Add(new TextCharacter(rune, x, y, w, h, md5)); } - lines.Add(textLine); + DeleteSelection(); + } + + // 记录撤销操作 + var undoAction = new UndoAction + { + CursorBeforeLine = _cursorLine, + CursorBeforeColumn = _cursorColumn + }; + + // 处理多行文本 + var lines = text.Replace("\r\n", "\n").Replace("\r", "\n").Split('\n'); + + if (lines.Length == 1) + { + // 单行文本 + var line = _lines[_cursorLine]; + var chars = lines[0].EnumerateRunes().Select(r => new TextCharacter(r)).ToList(); + line.Characters.InsertRange(_cursorColumn, chars); + _cursorColumn += chars.Count; + // 记录添加的文本信息 + undoAction.AddedText = text; + undoAction.AddedStartLine = _cursorLine; + undoAction.AddedStartColumn = _cursorColumn - chars.Count; + undoAction.AddedEndLine = _cursorLine; + undoAction.AddedEndColumn = _cursorColumn; } + else + { + // 多行文本 + var currentLine = _lines[_cursorLine]; + var remainingChars = currentLine.Characters.GetRange(_cursorColumn, currentLine.Characters.Count - _cursorColumn).ToList(); + currentLine.Characters.RemoveRange(_cursorColumn, remainingChars.Count); - return lines; - } - - public void InsertText(JObject jsn, string md5) - { - _undoBuffer.Clear(); - _undoIndex = -1; - - if (jsn == null) - { - SetText(string.Empty); - } - else - { - //int width = jsn.Value("width"); - //int height = jsn.Value("height"); - - //var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); - //foreach (var item in prism_wordsInfo) - //{ - // JObject selected_rectange = new JObject(); - // if (_mode == EditorMode.ReviseEdit) // 校对模式才有选框 - // { - // selected_rectange = item["selected_rectange"].Value(); - // } - - // JArray pos = item["pos"].Value(); - // JArray charInfo = item["charInfo"].Value(); - - - // string line_word = item["word"].Value(); - - // var textLine = new TextLine(pos, selected_rectange); - // foreach (var item2 in charInfo) - // { - // string oneChar = item2["word"].Value(); - // string guid = item2["guid"].Value(); - // // 就算是阿里云的 json ，也要先给它加入 guid - // //if (item2["guid"] != null) - // //{ - // // guid = item2["guid"].Value(); - // //} else - // //{ - // // guid = Guid.NewGuid().ToString(); - // //} - // int x = item2["x"].Value(); - // int y = item2["y"].Value(); - // int w = item2["w"].Value(); - // int h = item2["h"].Value(); - - // // 遍历 oneChar 中的每个字符 - // for (int i = 0; i < oneChar.Length;) - // { - // // 获取当前位置的 Rune - // Rune rune = Rune.GetRuneAt(oneChar, i); // 4 个字节表示单个字符 - - // // 将 Rune 添加到字符列表中 - // textLine.Characters.Add(new TextCharacter(rune, guid, x, y, w, h, md5)); - - // // 移动到下一个 Rune 的位置 - // i += rune.Utf16SequenceLength; - // } - - // //Rune rune = Rune.GetRuneAt(oneChar, 0); // 4 个字节表示单个字符 - - // //textLine.Characters.Add(new TextCharacter(rune, x, y, w, h, md5)); - // } - - // _lines.Add(textLine); - - //} - - var lines = get_text_lines(jsn, md5); - foreach(var line in lines) + // 添加第一行 + var firstLineChars = lines[0].EnumerateRunes().Select(r => new TextCharacter(r)).ToList(); + currentLine.Characters.AddRange(firstLineChars); + + // 添加中间行 + for (int i = 1; i < lines.Length - 1; i++) { - _lines.Add(line); - } - - } - - //_cursorLine = 0; - //_cursorColumn = 0; - ClearSelection(); - _textChanged = true; - InvalidateVisual(); - - // 触发文本改变事件 - OnTextChanged(); - } - - - public bool saveJson(string pth_img_) - { - - bool isModify = false; - - string m5 = MD5.ComputeFileHash(pth_img_); - - var (pth_img, pth_json) = Global.get_img_json_pthv2(pth_img_); - - if (!Path.Exists(pth_json) || !Path.Exists(pth_img)) - { - return false; - } - - if (_mode == EditorMode.ReviseEdit) - { - Global.saveJsonReviseEdit(pth_json, _lines); - return false; - } - - - var jsonstr = File.ReadAllText(pth_json, new System.Text.UTF8Encoding(false)); - - JObject jsn = null; - try - { - jsn = JObject.Parse(jsonstr); - } - catch (Exception ex) - { - MessageBox.Show("json 解析失败", "错误", MessageBoxButton.OK, MessageBoxImage.Error); - return false; - } - - int width = jsn.Value("width"); - int height = jsn.Value("height"); - - var prism_wordsInfo = jsn["prism_wordsInfo"].Value(); - foreach (var item in prism_wordsInfo) - { - JArray charInfo = item["charInfo"].Value(); - string line_word = item["word"].Value(); - - var textLine = new TextLine(); - foreach (var item2 in charInfo) - { - string oneChar = item2["word"].Value(); - string guid = item2["guid"].Value(); - int x = item2["x"].Value(); - int y = item2["y"].Value(); - int w = item2["w"].Value(); - int h = item2["h"].Value(); - - // 遍历 oneChar 中的每个字符 - for (int i = 0; i < oneChar.Length;) - { - Rune rune = Rune.GetRuneAt(oneChar, i); // 4 个字节表示单个字符 - - // 移动到下一个 Rune 的位置 - i += rune.Utf16SequenceLength; - } - - if ( _dic_deleted_char.ContainsKey(guid) ) { - // 是被标记逻辑删除的字符 - item2["isDeleted"] = 1; - isModify = true; - } - - foreach (TextLine line in _lines) - { - bool line_modify = false; - foreach (TextCharacter c in line.Characters) - { - string ImageMD5 = c.ImageMD5; - if (ImageMD5 == m5) - { - if (guid == c.guid) - { - string c_str = c.Character.ToString(); - if (c_str != oneChar) - { - item2["word"] = c_str; - line_modify = true; - isModify = true; - } - - - } - } - } - - if (line_modify) - { - string new_line_word = string.Concat(line.Characters.Select(c => c.Character.ToString())); - item["word"] = new_line_word; - } - } - - } - - } - - if (isModify) - { - string jsn_str = jsn.ToString(Formatting.Indented).Replace("\r\n", "\n"); - File.WriteAllText(pth_json, jsn_str); - } - - return isModify; - } - - private void RenderEditor(DrawingContext drawingContext) - { - // 绘制背景 - drawingContext.DrawRectangle(Brushes.White, null, new Rect(0, 0, ActualWidth, ActualHeight)); - - // 计算字体度量 - var typeface = new Typeface(FontFamily, FontStyle, FontWeight, FontStretch); - double lineHeight = FontSize * 1.2; - double defaultCharWidth = FontSize * 0.6; // 默认字符宽度（英文） - - // 计算行号区域宽度 - double lineNumberWidth = LineNumbersVisible ? 40 : 0; - - // 绘制行号区域背景 - if (LineNumbersVisible) - { - drawingContext.DrawRectangle(Brushes.LightGray, null, new Rect(0, 0, lineNumberWidth, ActualHeight)); - } - - double textStartX = lineNumberWidth + 5; // 文本起始X坐标 - - // 计算可见行范围 - int visibleLineCount = (int)Math.Ceiling(ActualHeight / lineHeight); - int startLine = _scrollOffset; - int endLine = Math.Min(_scrollOffset + visibleLineCount, _lines.Count - 1); - - // 高亮当前行 - if (HighlightCurrentLine && _cursorLine >= startLine && _cursorLine <= endLine) - { - drawingContext.DrawRectangle(Brushes.LightYellow, null, - new Rect(lineNumberWidth, (_cursorLine - _scrollOffset) * lineHeight, ActualWidth - lineNumberWidth, lineHeight)); - } - - // 绘制文本和行号 - for (int i = startLine; i <= endLine; i++) - { - double y = (i - _scrollOffset) * lineHeight; - - // 绘制行号 - if (LineNumbersVisible) - { - var lineNumberText = new FormattedText( - (i + 1).ToString(), - System.Globalization.CultureInfo.CurrentCulture, - FlowDirection.LeftToRight, - typeface, - FontSize, - Brushes.Gray, - VisualTreeHelper.GetDpi(this).PixelsPerDip); - - drawingContext.DrawText(lineNumberText, new Point(5, y)); - } - - // 绘制文本 - var line = _lines[i]; - double x = textStartX; - - for (int j = 0; j < line.Characters.Count; j++) - { - var character = line.Characters[j]; - - // 绘制选中区域背景 - double charWidth = IsFullWidthCharacter(character.Character) ? defaultCharWidth * 2 : defaultCharWidth; - - if (HasSelection() && IsPositionSelected(i, j)) - { - drawingContext.DrawRectangle(Brushes.LightBlue, null, new Rect(x, y, charWidth, lineHeight)); - } - - // 绘制字符 - var formattedText = new FormattedText( - character.Character.ToString(), - System.Globalization.CultureInfo.CurrentCulture, - FlowDirection.LeftToRight, - typeface, - FontSize, - character.Foreground, - VisualTreeHelper.GetDpi(this).PixelsPerDip); - - drawingContext.DrawText(formattedText, new Point(x, y)); - - // 显示空白字符 - if (ShowWhitespaces && character.Character.Value == ' ') - { - drawingContext.DrawLine( - new Pen(Brushes.LightGray, 1), - new Point(x + charWidth / 2, y + lineHeight / 2), - new Point(x + charWidth / 2, y + lineHeight / 2)); - } - - x += charWidth; - } - } - - // 绘制光标 - if (IsFocused && _cursorLine >= startLine && _cursorLine <= endLine) - { - // 计算光标X坐标，考虑前面字符的宽度 - double cursorX = textStartX; - var line = _lines[_cursorLine]; - for (int j = 0; j < _cursorColumn && j < line.Characters.Count; j++) - { - cursorX += IsFullWidthCharacter(line.Characters[j].Character) ? defaultCharWidth * 2 : defaultCharWidth; - } - - double cursorY = (_cursorLine - _scrollOffset) * lineHeight; - - drawingContext.DrawLine( - new Pen(Brushes.Black, 1), - new Point(cursorX, cursorY), - new Point(cursorX, cursorY + lineHeight)); - } - } - - // 判断是否是全角字符（如中文、日文等） - private bool IsFullWidthCharacter(System.Text.Rune r) - { - int value = r.Value; - // 中文字符范围 - if (value >= 0x4E00 && value <= 0x9FFF) return true; // CJK统一汉字 - if (value >= 0x3400 && value <= 0x4DBF) return true; // CJK扩展A - if (value >= 0x20000 && value <= 0x2A6DF) return true; // CJK扩展B - if (value >= 0x2A700 && value <= 0x2B73F) return true; // CJK扩展C - if (value >= 0x2B740 && value <= 0x2B81F) return true; // CJK扩展D - if (value >= 0x2B820 && value <= 0x2CEAF) return true; // CJK扩展E - if (value >= 0xF900 && value <= 0xFAFF) return true; // CJK兼容汉字 - - // 日文假名等 - if (value >= 0x3040 && value <= 0x309F) return true; // 平假名 - if (value >= 0x30A0 && value <= 0x30FF) return true; // 片假名 - - // 全角标点和符号 - if (value >= 0xFF00 && value <= 0xFFEF) return true; // 全角ASCII、全角标点 - - // 其他全角字符 - if (value >= 0x3000 && value <= 0x303F) return true; // CJK符号和标点 - - return false; - } - - private bool IsPositionSelected(int line, int column) - { - if (!HasSelection()) - return false; - - int startLine = Math.Min(_selectionStartLine, _selectionEndLine); - int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; - int endLine = Math.Max(_selectionStartLine, _selectionEndLine); - int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; - - if (line < startLine || line > endLine) - return false; - - if (line == startLine && line == endLine) - return column >= startColumn && column < endColumn; - - if (line == startLine) - return column >= startColumn; - - if (line == endLine) - return column < endColumn; - - return true; - } - - // 检查位置是否在选择区域内的辅助方法 - private bool IsPositionInSelection(Point position) - { - if (!HasSelection()) - return false; - - // 计算字体度量 - var typeface = new Typeface(FontFamily, FontStyle, FontWeight, FontStretch); - var formattedText = new FormattedText("M", System.Globalization.CultureInfo.CurrentCulture, - FlowDirection.LeftToRight, typeface, FontSize, Brushes.Black, VisualTreeHelper.GetDpi(this).PixelsPerDip); - double charWidth = formattedText.Width; - double lineHeight = formattedText.Height; - - // 计算点击位置对应的行列 - int clickLine = Math.Max(0, Math.Min((int)(position.Y / lineHeight) + _scrollOffset, _lines.Count - 1)); - int clickColumn = Math.Max(0, (int)((position.X - 50) / charWidth)); // 50是行号区域宽度 - - // 获取选择区域的起始和结束位置 - int startLine = Math.Min(_selectionStartLine, _selectionEndLine); - int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; - int endLine = Math.Max(_selectionStartLine, _selectionEndLine); - int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; - - // 检查点击位置是否在选择区域内 - if (clickLine < startLine || clickLine > endLine) - return false; - - if (clickLine == startLine && clickLine == endLine) - { - return clickColumn >= startColumn && clickColumn <= endColumn; - } - else if (clickLine == startLine) - { - return clickColumn >= startColumn; - } - else if (clickLine == endLine) - { - return clickColumn <= endColumn; - } - else - { - return true; // 在中间行 - } - } - private void SetCursorPositionFromPoint(Point point) - { - // 计算字体度量 - double lineHeight = FontSize * 1.2; - double defaultCharWidth = FontSize * 0.6; // 默认字符宽度 - - // 计算行号区域宽度 - double lineNumberWidth = LineNumbersVisible ? 40 : 0; - double textStartX = lineNumberWidth + 5; // 文本起始X坐标 - - // 计算行号，考虑滚动偏移量 - int line = (int)(point.Y / lineHeight) + _scrollOffset; - line = Math.Max(0, Math.Min(line, _lines.Count - 1)); - - // 计算列号，考虑字符宽度 - double x = textStartX; - int column = 0; - var textLine = _lines[line]; - - // 找到光标应该在的位置 - while (column < textLine.Characters.Count && x < point.X) - { - x += IsFullWidthCharacter(textLine.Characters[column].Character) ? defaultCharWidth * 2 : defaultCharWidth; - if (x > point.X) - { - // 如果点击位置在字符的前半部分，光标放在字符前面 - // 如果在后半部分，光标放在字符后面 - double charWidth = IsFullWidthCharacter(textLine.Characters[column].Character) ? defaultCharWidth * 2 : defaultCharWidth; - if (point.X > x - charWidth / 2) - column++; - break; - } - column++; - } - - // 设置光标位置 - _cursorLine = line; - _cursorColumn = column; - - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - } - private void HandleKeyDown(KeyEventArgs e) - { - if (IsReadOnly) - { - e.Handled = true; - return; - } - - switch (e.Key) - { - case Key.Left: - if (_cursorColumn > 0) - { - _cursorColumn--; - showCurrChar(); - } - else if (_cursorLine > 0) - { - _cursorLine--; - _cursorColumn = _lines[_cursorLine].Characters.Count; - showCurrChar(); - } - break; - - case Key.Right: - if (_cursorColumn < _lines[_cursorLine].Characters.Count) - { - _cursorColumn++; - showCurrChar(); - } - else if (_cursorLine < _lines.Count - 1) - { - _cursorLine++; - _cursorColumn = 0; - showCurrChar(); - } - break; - - case Key.Up: - if (_cursorLine > 0) - { - _cursorLine--; - _cursorColumn = Math.Min(_cursorColumn, _lines[_cursorLine].Characters.Count); - - // 检查光标是否在可见区域内，如果不在则向上滚动一行 - if (_cursorLine < _scrollOffset) - { - _scrollOffset--; - } - showCurrChar(); - } - break; - - case Key.Down: - if (_cursorLine < _lines.Count - 1) - { - _cursorLine++; - _cursorColumn = Math.Min(_cursorColumn, _lines[_cursorLine].Characters.Count); - - // 计算可见行数 - double lineHeight = FontSize * 1.2; - int visibleLineCount = (int)(ActualHeight / lineHeight); - - // 检查光标是否在可见区域内，如果不在则向下滚动一行 - if (_cursorLine >= _scrollOffset + visibleLineCount) - { - _scrollOffset++; - } - showCurrChar(); - } - break; - - case Key.Home: - _cursorColumn = 0; - break; - - case Key.End: - _cursorColumn = _lines[_cursorLine].Characters.Count; - break; - - case Key.Delete: - if (HasSelection()) - { - DeleteSelection(); - } - else if (_cursorColumn < _lines[_cursorLine].Characters.Count) - { - // 删除当前字符 - TextCharacter c = _lines[_cursorLine].Characters[_cursorColumn]; - if (c.guid != "") - { - _dic_deleted_char[c.guid] = c.Character.Value.ToString(); - } - _lines[_cursorLine].Characters.RemoveAt(_cursorColumn); - _textChanged = true; - OnTextChanged(); - } - else if (_cursorLine < _lines.Count - 1) - { - // 合并当前行和下一行 - var nextLine = _lines[_cursorLine + 1]; - _lines[_cursorLine].Characters.AddRange(nextLine.Characters); - _lines.RemoveAt(_cursorLine + 1); - _textChanged = true; - OnTextChanged(); - } - break; - - case Key.Back: - if (HasSelection()) - { - DeleteSelection(); - } - else if (_cursorColumn > 0) - { - // 删除前一个字符 - _cursorColumn--; - TextCharacter c = _lines[_cursorLine].Characters[_cursorColumn]; - if (c.guid != "") - { - _dic_deleted_char[c.guid] = c.Character.Value.ToString(); - } - _lines[_cursorLine].Characters.RemoveAt(_cursorColumn); - _textChanged = true; - OnTextChanged(); - } - else if (_cursorLine > 0) - { - // 合并当前行和上一行 - _cursorColumn = _lines[_cursorLine - 1].Characters.Count; - _lines[_cursorLine - 1].Characters.AddRange(_lines[_cursorLine].Characters); - _lines.RemoveAt(_cursorLine); - _cursorLine--; - _textChanged = true; - OnTextChanged(); - } - break; - - case Key.Enter: - // 插入新行 - var currentLine = _lines[_cursorLine]; - var newLine = new TextLine(); - - // 将当前行光标后的字符移到新行 - if (_cursorColumn < currentLine.Characters.Count) - { - var remainingChars = currentLine.Characters.GetRange(_cursorColumn, currentLine.Characters.Count - _cursorColumn); - newLine.Characters.AddRange(remainingChars); - currentLine.Characters.RemoveRange(_cursorColumn, remainingChars.Count); - } - - _lines.Insert(_cursorLine + 1, newLine); - _cursorLine++; - _cursorColumn = 0; - _textChanged = true; - OnTextChanged(); - break; - - case Key.Tab: - // 插入Tab（空格） - for (int i = 0; i < TabSize; i++) - { - InsertText(" "); - } - break; - - default: - e.Handled = false; - return; - } - - // 如果按下Shift键，更新选择区域 - if (Keyboard.Modifiers == ModifierKeys.Shift) - { - UpdateSelection(); - } - else - { - ClearSelection(); - } - - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - - // 重绘编辑器 - InvalidateVisual(); - - e.Handled = true; - } - - private void DeleteSelection() - { - if (!HasSelection()) - return; - - // 确保起始位置在结束位置之前 - int startLine = Math.Min(_selectionStartLine, _selectionEndLine); - int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; - int endLine = Math.Max(_selectionStartLine, _selectionEndLine); - int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; - - if (startLine == endLine) - { - // 单行删除 - int start = Math.Min(startColumn, endColumn); - int end = Math.Max(startColumn, endColumn); - var line = _lines[startLine]; - if (start < line.Characters.Count) - { - int length = Math.Min(end - start, line.Characters.Count - start); - line.Characters.RemoveRange(start, length); - } - } - else - { - // 多行删除 - // 保留第一行开始部分 - var firstLine = _lines[startLine]; - if (startColumn < firstLine.Characters.Count) - { - firstLine.Characters.RemoveRange(startColumn, firstLine.Characters.Count - startColumn); - } - - // 保留最后一行结束部分 - var lastLine = _lines[endLine]; - List lastLineRemaining = new List(); - if (endColumn < lastLine.Characters.Count) - { - lastLineRemaining = lastLine.Characters.GetRange(endColumn, lastLine.Characters.Count - endColumn); - } - - // 删除中间行 - _lines.RemoveRange(startLine + 1, endLine - startLine); - - // 将最后一行剩余部分添加到第一行 - firstLine.Characters.AddRange(lastLineRemaining); - } - - // 设置光标位置到选择的开始位置 - _cursorLine = startLine; - _cursorColumn = startColumn; - - // 清除选择 - ClearSelection(); - - // 标记文本已更改 - _textChanged = true; - - // 触发文本改变事件 - OnTextChanged(); - - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - } - - private string GetSelectedText() - { - if (!HasSelection()) - return string.Empty; - - // 确保起始位置在结束位置之前 - int startLine = Math.Min(_selectionStartLine, _selectionEndLine); - int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; - int endLine = Math.Max(_selectionStartLine, _selectionEndLine); - int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; - - if (startLine == endLine) - { - // 单行选择 - int start = Math.Min(startColumn, endColumn); - int end = Math.Max(startColumn, endColumn); - var line = _lines[startLine]; - if (start < line.Characters.Count) - { - int length = Math.Min(end - start, line.Characters.Count - start); - return string.Concat(line.Characters.GetRange(start, length).Select(c => c.Character.ToString())); - } - return string.Empty; - } - else - { - // 多行选择 - StringBuilder sb = new StringBuilder(); - - // 第一行 - var firstLine = _lines[startLine]; - if (startColumn < firstLine.Characters.Count) - { - sb.Append(string.Concat(firstLine.Characters.GetRange(startColumn, firstLine.Characters.Count - startColumn).Select(c => c.Character.ToString()))); - } - sb.Append("\n"); - - // 中间行 - for (int i = startLine + 1; i < endLine; i++) - { - sb.Append(string.Concat(_lines[i].Characters.Select(c => c.Character.ToString()))); - sb.Append("\n"); - } - - // 最后一行 - var lastLine = _lines[endLine]; - if (endColumn > 0 && lastLine.Characters.Count > 0) - { - sb.Append(string.Concat(lastLine.Characters.GetRange(0, Math.Min(endColumn, lastLine.Characters.Count)).Select(c => c.Character.ToString()))); - } - - return sb.ToString(); - } - } - - private List GetSelectedTextCharacters() - { - if (!HasSelection()) - return new List(); - - // 确保起始位置在结束位置之前 - int startLine = Math.Min(_selectionStartLine, _selectionEndLine); - int startColumn = startLine == _selectionStartLine ? _selectionStartColumn : _selectionEndColumn; - int endLine = Math.Max(_selectionStartLine, _selectionEndLine); - int endColumn = endLine == _selectionEndLine ? _selectionEndColumn : _selectionStartColumn; - - List result = new List(); - - if (startLine == endLine) - { - // 单行选择 - int start = Math.Min(startColumn, endColumn); - int end = Math.Max(startColumn, endColumn); - var line = _lines[startLine]; - if (start < line.Characters.Count) - { - int length = Math.Min(end - start, line.Characters.Count - start); - result.AddRange(line.Characters.GetRange(start, length)); - } - } - else - { - // 多行选择 - // 第一行 - var firstLine = _lines[startLine]; - if (startColumn < firstLine.Characters.Count) - { - result.AddRange(firstLine.Characters.GetRange(startColumn, firstLine.Characters.Count - startColumn)); - } - - // 中间行 - for (int i = startLine + 1; i < endLine; i++) - { - result.AddRange(_lines[i].Characters); - } - - // 最后一行 - var lastLine = _lines[endLine]; - if (endColumn > 0 && lastLine.Characters.Count > 0) - { - result.AddRange(lastLine.Characters.GetRange(0, Math.Min(endColumn, lastLine.Characters.Count))); - } - } - - return result; - } - - private bool HasSelection() - { - // 判断是否有选中的文本 - return _selectionStartLine >= 0 && _selectionEndLine >= 0; - } - - private bool IsSingleSelection() - { - if (_selectionStartColumn >= 0 && _selectionEndColumn >= 0) - { - return _selectionStartColumn + 1 == _selectionEndColumn; - } - - return false; - } - - public void ClearSelection() - { - // 清除选择 - _selectionStartLine = -1; - _selectionStartColumn = -1; - _selectionEndLine = -1; - _selectionEndColumn = -1; - } - - private void UpdateSelection() - { - // 更新选择区域 - if (_selectionStartLine < 0) - { - _selectionStartLine = _cursorLine; - _selectionStartColumn = _cursorColumn; - } - _selectionEndLine = _cursorLine; - _selectionEndColumn = _cursorColumn; - } - - private void SelectAll() - { - // 全选 - _selectionStartLine = 0; - _selectionStartColumn = 0; - _selectionEndLine = _lines.Count - 1; - _selectionEndColumn = _lines[_selectionEndLine].Characters.Count; - } - - private bool CanUndo() - { - // 判断是否可以撤销 - return _undoIndex >= 0; - } - - private bool CanRedo() - { - // 判断是否可以重做 - return _undoIndex < _undoBuffer.Count - 1; - } - - private void Undo() - { - if (!CanUndo()) - return; - - var action = _undoBuffer[_undoIndex]; - - // 恢复光标位置到操作前 - _cursorLine = action.CursorBeforeLine; - _cursorColumn = action.CursorBeforeColumn; - - // 如果有添加的文本，需要删除它 - if (!string.IsNullOrEmpty(action.AddedText)) - { - // 设置选择区域为添加的文本 - _selectionStartLine = action.AddedStartLine; - _selectionStartColumn = action.AddedStartColumn; - _selectionEndLine = action.AddedEndLine; - _selectionEndColumn = action.AddedEndColumn; - - // 删除添加的文本 - DeleteSelection(); - } - - // 如果有删除的文本，需要恢复它 - if (!string.IsNullOrEmpty(action.RemovedText)) - { - // 设置光标位置到删除的起始位置 - _cursorLine = action.RemovedStartLine; - _cursorColumn = action.RemovedStartColumn; - - // 插入被删除的文本 - InsertText(action.RemovedText); - - // 恢复光标位置 - _cursorLine = action.CursorBeforeLine; - _cursorColumn = action.CursorBeforeColumn; - } - - // 清除选择 - ClearSelection(); - - // 更新撤销索引 - _undoIndex--; - - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - } - - private void Redo() - { - if (!CanRedo()) - return; - - // 更新撤销索引 - _undoIndex++; - - var action = _undoBuffer[_undoIndex]; - - // 恢复光标位置到操作前 - _cursorLine = action.CursorBeforeLine; - _cursorColumn = action.CursorBeforeColumn; - - // 如果有删除的文本，需要再次删除它 - if (!string.IsNullOrEmpty(action.RemovedText)) - { - // 设置选择区域为删除的文本 - _selectionStartLine = action.RemovedStartLine; - _selectionStartColumn = action.RemovedStartColumn; - _selectionEndLine = action.RemovedEndLine; - _selectionEndColumn = action.RemovedEndColumn; - - // 删除文本 - DeleteSelection(); - } - - // 如果有添加的文本，需要再次添加它 - if (!string.IsNullOrEmpty(action.AddedText)) - { - // 设置光标位置到添加的起始位置 - _cursorLine = action.AddedStartLine; - _cursorColumn = action.AddedStartColumn; - - // 插入文本 - InsertText(action.AddedText); - } - - // 恢复光标位置到操作后 - _cursorLine = action.CursorAfterLine; - _cursorColumn = action.CursorAfterColumn; - - // 清除选择 - ClearSelection(); - - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - } - - #endregion - - public event EventHandler TextChanged; - public event EventHandler CursorPositionChanged; - - public virtual void OnTextChanged() - { - // 从_lines集合构建文本并更新TextProperty - UpdateTextProperty(); - - TextChanged?.Invoke(this, EventArgs.Empty); - } - - private void UpdateTextProperty() - { - // 从_lines集合构建完整的文本 - StringBuilder sb = new StringBuilder(); - - for (int i = 0; i < _lines.Count; i++) - { - sb.Append(string.Concat(_lines[i].Characters.Select(c => c.Character.ToString()))); - - // 除了最后一行，每行后面都添加换行符 - if (i < _lines.Count - 1) - sb.Append("\n"); - } - - // 保存当前光标位置 - int savedCursorLine = _cursorLine; - int savedCursorColumn = _cursorColumn; - bool textChangedFlag = _textChanged; - - // 更新TextProperty，但不触发OnTextChanged回调 - SetValue(TextProperty, sb.ToString()); - - // 恢复光标位置 - _cursorLine = savedCursorLine; - _cursorColumn = savedCursorColumn; - _textChanged = textChangedFlag; - } - - public virtual void OnCursorPositionChanged(int line, int column) - { - CursorPositionChanged?.Invoke(this, new CursorPositionChangedEventArgs(line, column)); - } - - // 获取光标后面的第一个字符 - private TextCharacter GetCharacterAfterCursor() - { - if (_cursorLine >= 0 && _cursorLine < _lines.Count) - { - var line = _lines[_cursorLine]; - if (_cursorColumn >= 0 && _cursorColumn < line.Characters.Count) - { - // 返回光标位置的字符（即光标后面的第一个字符） - return line.Characters[_cursorColumn]; - } - else if (_cursorColumn == line.Characters.Count && _cursorLine + 1 < _lines.Count) - { - // 如果光标在行尾，返回下一行的第一个字符 - //var nextLine = _lines[_cursorLine + 1]; - //if (nextLine.Characters.Count > 0) - //{ - // return nextLine.Characters[0]; - //} - return null; - } - } - return null; // 如果没有找到字符，返回null - } - - private TextCharacter GetCharacterBeforeCursor() - { - if (_cursorLine >= 0 && _cursorLine < _lines.Count) - { - var line = _lines[_cursorLine]; - if (_cursorColumn > 0 && _cursorColumn <= line.Characters.Count) - { - // 返回光标位置的字符（即光标后面的第一个字符） - return line.Characters[_cursorColumn - 1]; - } - else - { - return null; - } - } - return null; // 如果没有找到字符，返回null - } - - public void InsertText(string text) - { - if (string.IsNullOrEmpty(text)) - return; - - // 如果有选中的文本，先删除或修改它 - if (HasSelection()) - { - if ( IsSingleSelection() ) // 选中了单个字符 - { - if (text.Length == 1) - { - // 此处是修改单个字符的情况 - var line = _lines[_cursorLine]; - TextCharacter c = line.Characters[_cursorColumn-1]; - c.Character = System.Text.Rune.GetRuneAt(text, 0); // 修改字符 - - // 清除选择 - ClearSelection(); - - _cursorColumn = _cursorColumn - 1; - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - - // 重绘编辑器 - InvalidateVisual(); - - return; - } - - - } - - DeleteSelection(); - } - - // 记录撤销操作 - var undoAction = new UndoAction - { - CursorBeforeLine = _cursorLine, - CursorBeforeColumn = _cursorColumn - }; - - // 处理多行文本 - var lines = text.Replace("\r\n", "\n").Replace("\r", "\n").Split('\n'); - - if (lines.Length == 1) - { - // 单行文本 - var line = _lines[_cursorLine]; - var chars = lines[0].EnumerateRunes().Select(r => new TextCharacter(r)).ToList(); - line.Characters.InsertRange(_cursorColumn, chars); - _cursorColumn += chars.Count; - - // 记录添加的文本信息 - undoAction.AddedText = text; - undoAction.AddedStartLine = _cursorLine; - undoAction.AddedStartColumn = _cursorColumn - chars.Count; - undoAction.AddedEndLine = _cursorLine; - undoAction.AddedEndColumn = _cursorColumn; - } - else - { - // 多行文本 - var currentLine = _lines[_cursorLine]; - var remainingChars = currentLine.Characters.GetRange(_cursorColumn, currentLine.Characters.Count - _cursorColumn).ToList(); - currentLine.Characters.RemoveRange(_cursorColumn, remainingChars.Count); - - // 添加第一行 - var firstLineChars = lines[0].EnumerateRunes().Select(r => new TextCharacter(r)).ToList(); - currentLine.Characters.AddRange(firstLineChars); - - // 添加中间行 - for (int i = 1; i < lines.Length - 1; i++) - { - var newLine = new TextLine(); - newLine.Characters.AddRange(lines[i].EnumerateRunes().Select(r => new TextCharacter(r))); - _lines.Insert(_cursorLine + i, newLine); - } - - // 添加最后一行和剩余字符 - var lastLine = new TextLine(); - lastLine.Characters.AddRange(lines[lines.Length - 1].EnumerateRunes().Select(r => new TextCharacter(r))); - lastLine.Characters.AddRange(remainingChars); - _lines.Insert(_cursorLine + lines.Length - 1, lastLine); - - // 更新光标位置 - _cursorLine += lines.Length - 1; - _cursorColumn = lastLine.Characters.Count - remainingChars.Count; - - // 记录添加的文本信息 - undoAction.AddedText = text; - undoAction.AddedStartLine = _cursorLine - (lines.Length - 1); - undoAction.AddedStartColumn = _cursorColumn - firstLineChars.Count; - undoAction.AddedEndLine = _cursorLine; - undoAction.AddedEndColumn = _cursorColumn; - } - - // 记录撤销操作后的光标位置 - undoAction.CursorAfterLine = _cursorLine; - undoAction.CursorAfterColumn = _cursorColumn; - - // 添加到撤销缓冲区 - if (_undoIndex < _undoBuffer.Count - 1) - { - _undoBuffer.RemoveRange(_undoIndex + 1, _undoBuffer.Count - _undoIndex - 1); - } - _undoBuffer.Add(undoAction); - _undoIndex = _undoBuffer.Count - 1; - - // 标记文本已更改 - _textChanged = true; - - // 触发文本改变事件 - OnTextChanged(); - - // 触发光标位置改变事件 - OnCursorPositionChanged(_cursorLine, _cursorColumn); - - // 重绘编辑器 - InvalidateVisual(); - } - - } - - [Serializable] - public class TextCharacter - { - [JsonIgnore] - public System.Text.Rune Character { get; set; } // 对应图中的原始字符 - - // 用于 JSON 序列化的属性 - [JsonProperty("Character")] - public int CharacterValue - { - get => Character.Value; - set => Character = new System.Text.Rune(value); - } - - public Brush Foreground { get; set; } = Brushes.Black; - public bool IsComment { get; set; } = false; - public bool IsKeyword { get; set; } = false; - public bool IsString { get; set; } = false; - public bool IsNumber { get; set; } = false; - - // 字符在图片上的坐标和宽高 - public int x { get; set; } = -1; - public int y { get; set; } = -1; - public int w { get; set; } = -1; - public int h { get; set; } = -1; - - public string ImageMD5 { get; set; } = ""; - public string guid { get; set; } = ""; - - // 添加无参构造函数用于JSON反序列化 - public TextCharacter() - { - } - - public TextCharacter(System.Text.Rune c) - { - Character = c; - } - - public TextCharacter(System.Text.Rune c, string guid, int x, int y, int w, int h, string imageMd5) - { - Character = c; - this.guid = guid; - this.x = x; - this.y = y; - this.w = w; - this.h = h; - ImageMD5 = imageMd5; - } - - // 添加一个接受char的构造函数，方便兼容现有代码 - public TextCharacter(char c) - { - Character = new System.Text.Rune(c); - } - } - - public class TextLine + var newLine = new TextLine(); + newLine.Characters.AddRange(lines[i].EnumerateRunes().Select(r => new TextCharacter(r))); + _lines.Insert(_cursorLine + i, newLine); + } + + // 添加最后一行和剩余字符 + var lastLine = new TextLine(); + lastLine.Characters.AddRange(lines[lines.Length - 1].EnumerateRunes().Select(r => new TextCharacter(r))); + lastLine.Characters.AddRange(remainingChars); + _lines.Insert(_cursorLine + lines.Length - 1, lastLine); + + // 更新光标位置 + _cursorLine += lines.Length - 1; + _cursorColumn = lastLine.Characters.Count - remainingChars.Count; + + // 记录添加的文本信息 + undoAction.AddedText = text; + undoAction.AddedStartLine = _cursorLine - (lines.Length - 1); + undoAction.AddedStartColumn = _cursorColumn - firstLineChars.Count; + undoAction.AddedEndLine = _cursorLine; + undoAction.AddedEndColumn = _cursorColumn; + } + + // 记录撤销操作后的光标位置 + undoAction.CursorAfterLine = _cursorLine; + undoAction.CursorAfterColumn = _cursorColumn; + + // 添加到撤销缓冲区 + if (_undoIndex < _undoBuffer.Count - 1) + { + _undoBuffer.RemoveRange(_undoIndex + 1, _undoBuffer.Count - _undoIndex - 1); + } + _undoBuffer.Add(undoAction); + _undoIndex = _undoBuffer.Count - 1; + + // 标记文本已更改 + _textChanged = true; + + // 触发文本改变事件 + OnTextChanged(); + + // 触发光标位置改变事件 + OnCursorPositionChanged(_cursorLine, _cursorColumn); + + // 重绘编辑器 + InvalidateVisual(); + } + + } + + [Serializable] + public class TextCharacter + { + [JsonIgnore] + public System.Text.Rune Character { get; set; } // 对应图中的原始字符 + + // 用于 JSON 序列化的属性 + [JsonProperty("Character")] + public int CharacterValue + { + get => Character.Value; + set => Character = new System.Text.Rune(value); + } + + public Brush Foreground { get; set; } = Brushes.Black; + public bool IsComment { get; set; } = false; + public bool IsKeyword { get; set; } = false; + public bool IsString { get; set; } = false; + public bool IsNumber { get; set; } = false; + + // 字符在图片上的坐标和宽高 + public int x { get; set; } = -1; + public int y { get; set; } = -1; + public int w { get; set; } = -1; + public int h { get; set; } = -1; + + public string ImageMD5 { get; set; } = ""; + public string guid { get; set; } = ""; + + // 添加无参构造函数用于JSON反序列化 + public TextCharacter() + { + } + + public TextCharacter(System.Text.Rune c) + { + Character = c; + } + + public TextCharacter(System.Text.Rune c, string guid, int x, int y, int w, int h, string imageMd5) + { + Character = c; + this.guid = guid; + this.x = x; + this.y = y; + this.w = w; + this.h = h; + ImageMD5 = imageMd5; + } + + // 添加一个接受char的构造函数，方便兼容现有代码 + public TextCharacter(char c) + { + Character = new System.Text.Rune(c); + } + } + + public class TextLine { public TextLine() { @@ -2562,29 +2567,29 @@ namespace WpfEditor } public JArray pos { get; set; } = new JArray(); - public JObject selected_rectange { get; set; } = new JObject(); - - public List Characters { get; set; } = new List(); - } - - public class UndoAction - { - public string AddedText { get; set; } = string.Empty; - public int AddedStartLine { get; set; } - public int AddedStartColumn { get; set; } - public int AddedEndLine { get; set; } - public int AddedEndColumn { get; set; } - - public string RemovedText { get; set; } = string.Empty; - public int RemovedStartLine { get; set; } - public int RemovedStartColumn { get; set; } - public int RemovedEndLine { get; set; } - public int RemovedEndColumn { get; set; } - - public int CursorBeforeLine { get; set; } - public int CursorBeforeColumn { get; set; } - public int CursorAfterLine { get; set; } - public int CursorAfterColumn { get; set; } - } - + public JObject selected_rectange { get; set; } = new JObject(); + + public List Characters { get; set; } = new List(); + } + + public class UndoAction + { + public string AddedText { get; set; } = string.Empty; + public int AddedStartLine { get; set; } + public int AddedStartColumn { get; set; } + public int AddedEndLine { get; set; } + public int AddedEndColumn { get; set; } + + public string RemovedText { get; set; } = string.Empty; + public int RemovedStartLine { get; set; } + public int RemovedStartColumn { get; set; } + public int RemovedEndLine { get; set; } + public int RemovedEndColumn { get; set; } + + public int CursorBeforeLine { get; set; } + public int CursorBeforeColumn { get; set; } + public int CursorAfterLine { get; set; } + public int CursorAfterColumn { get; set; } + } + } \ No newline at end of file