企业官网建设流程全解析

在设计、出版、电商等行业中，经常需要为批量图片添加个性化水印：

1. 版权保护：为摄影作品、设计素材添加作者信息
2. 营销推广：为产品图片添加品牌名或二维码
3. 文档管理：为工程图纸、合同文档添加编号或版本信息
4. 数据标注：为训练数据集添加样本 ID 或类别标签

界面设计

设计一个功能完备、视觉清晰的界面：

1. 文件管理区：包含文件选择、预览和列表展示
2. 水印设置区：可配置水印内容、字体、大小、颜色、透明度
3. 位置调整区：提供九宫格定位或自由拖动调整水印位置
4. 效果预览区：实时显示当前设置的水印效果
5. 处理控制区：开始处理、取消和保存设置按钮
6. 进度反馈区：显示处理进度和操作日志

详细代码步骤

以下是基于 WPF 实现批量图片添加文件名水印的完整代码：

using System; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Drawing; using System.Drawing.Imaging; using System.IO; using System.Linq; using System.Text; using System.Threading; using System.Threading.Tasks; using System.Windows; using System.Windows.Controls; using System.Windows.Data; using System.Windows.Documents; using System.Windows.Input; using System.Windows.Media; using System.Windows.Media.Imaging; using System.Windows.Shapes; using Microsoft.Win32; using Brushes = System.Windows.Media.Brushes; using FontFamily = System.Windows.Media.FontFamily; using Point = System.Windows.Point; namespace WatermarkApp { public partial class MainWindow : Window { private ObservableCollection<ImageItem> _imageItems = new ObservableCollection<ImageItem>(); private WatermarkSettings _watermarkSettings = new WatermarkSettings(); private CancellationTokenSource _cancellationTokenSource; private bool _isDragging = false; private Point _dragStartPoint; public MainWindow() { InitializeComponent(); // 初始化字体列表 _watermarkSettings.FontFamilies = new ObservableCollection<FontFamily>( Fonts.SystemFontFamilies.OrderBy(f => f.Source)); // 设置默认值 _watermarkSettings.SelectedFontFamily = _watermarkSettings.FontFamilies .FirstOrDefault(f => f.Source.Equals("Arial")) ?? _watermarkSettings.FontFamilies[0]; _watermarkSettings.FontSize = 24; _watermarkSettings.WatermarkBrush = Brushes.White; _watermarkSettings.Opacity = 0.7; _watermarkSettings.RotationAngle = 0; _watermarkSettings.Position = WatermarkPosition.BottomRight; // 设置数据上下文 LstImages.ItemsSource = _imageItems; this.DataContext = _watermarkSettings; // 初始化样式 InitializeStyles(); LogMessage("欢迎使用批量图片水印工具"); } private void InitializeStyles() { // 创建位置按钮样式 Style positionButtonStyle = new Style(typeof(Button)); positionButtonStyle.Setters.Add(new Setter(Button.PaddingProperty, new Thickness(5))); positionButtonStyle.Setters.Add(new Setter(Button.BackgroundProperty, Brushes.LightGray)); positionButtonStyle.Setters.Add(new Setter(Button.ForegroundProperty, Brushes.Black)); positionButtonStyle.Setters.Add(new Setter(Button.BorderBrushProperty, Brushes.Gray)); positionButtonStyle.Setters.Add(new Setter(Button.BorderThicknessProperty, new Thickness(1))); positionButtonStyle.Setters.Add(new Setter(Button.MarginProperty, new Thickness(2))); Trigger selectedTrigger = new Trigger(); selectedTrigger.Property = Button.TagProperty; selectedTrigger.Value = _watermarkSettings.Position.ToString(); selectedTrigger.Setters.Add(new Setter(Button.BackgroundProperty, Brushes.LightBlue)); positionButtonStyle.Triggers.Add(selectedTrigger); Resources.Add("PositionButtonStyle", positionButtonStyle); } private void BtnSelectImages_Click(object sender, RoutedEventArgs e) { OpenFileDialog openFileDialog = new OpenFileDialog { Multiselect = true, Filter = "图片文件|*.jpg;*.jpeg;*.png;*.bmp;*.gif|所有文件|*.*" }; if (openFileDialog.ShowDialog() == true) { AddImages(openFileDialog.FileNames); } } private void AddImages(string[] filePaths) { foreach (string filePath in filePaths) { try { if (!_imageItems.Any(i => i.FilePath.Equals(filePath, StringComparison.OrdinalIgnoreCase))) { ImageItem imageItem = new ImageItem(filePath); _imageItems.Add(imageItem); LogMessage($"已添加图片: {Path.GetFileName(filePath)}"); } else { LogMessage($"已跳过重复图片: {Path.GetFileName(filePath)}"); } } catch (Exception ex) { LogMessage($"添加图片 {Path.GetFileName(filePath)} 时出错: {ex.Message}"); } } if (_imageItems.Count > 0 && LstImages.SelectedIndex == -1) { LstImages.SelectedIndex = 0; } } private void BtnClearImages_Click(object sender, RoutedEventArgs e) { _imageItems.Clear(); ImgPreview.Source = null; LogMessage("已清除所有图片"); } private void LstImages_SelectionChanged(object sender, SelectionChangedEventArgs e) { if (LstImages.SelectedItem is ImageItem selectedItem) { try { BitmapImage bitmap = new BitmapImage(); bitmap.BeginInit(); bitmap.CacheOption = BitmapCacheOption.OnLoad; bitmap.UriSource = new Uri(selectedItem.FilePath); bitmap.EndInit(); ImgPreview.Source = bitmap; // 更新水印预览 UpdateWatermarkPreview(bitmap.PixelWidth, bitmap.PixelHeight); LogMessage($"已加载图片预览: {selectedItem.FileName}"); } catch (Exception ex) { LogMessage($"加载图片预览时出错: {ex.Message}"); } } } private void UpdateWatermarkPreview(int imageWidth, int imageHeight) { if (string.IsNullOrEmpty(_watermarkSettings.WatermarkText)) return; // 计算水印文本的大小 FormattedText formattedText = new FormattedText( _watermarkSettings.WatermarkText, System.Globalization.CultureInfo.CurrentUICulture, FlowDirection.LeftToRight, new Typeface(_watermarkSettings.SelectedFontFamily, FontStyles.Normal, FontWeights.Normal, FontStretches.Normal), _watermarkSettings.FontSize, _watermarkSettings.WatermarkBrush, VisualTreeHelper.GetDpi(this).PixelsPerDip); // 根据位置计算水印位置 double x = 0, y = 0; switch (_watermarkSettings.Position) { case WatermarkPosition.TopLeft: x = 10; y = 10; break; case WatermarkPosition.TopCenter: x = (imageWidth - formattedText.Width) / 2; y = 10; break; case WatermarkPosition.TopRight: x = imageWidth - formattedText.Width - 10; y = 10; break; case WatermarkPosition.MiddleLeft: x = 10; y = (imageHeight - formattedText.Height) / 2; break; case WatermarkPosition.MiddleCenter: x = (imageWidth - formattedText.Width) / 2; y = (imageHeight - formattedText.Height) / 2; break; case WatermarkPosition.MiddleRight: x = imageWidth - formattedText.Width - 10; y = (imageHeight - formattedText.Height) / 2; break; case WatermarkPosition.BottomLeft: x = 10; y = imageHeight - formattedText.Height - 10; break; case WatermarkPosition.BottomCenter: x = (imageWidth - formattedText.Width) / 2; y = imageHeight - formattedText.Height - 10; break; case WatermarkPosition.BottomRight: x = imageWidth - formattedText.Width - 10; y = imageHeight - formattedText.Height - 10; break; } // 设置水印位置 Canvas.SetLeft(TxtPreviewWatermark, x); Canvas.SetTop(TxtPreviewWatermark, y); } private void PositionButton_Click(object sender, RoutedEventArgs e) { if (sender is Button button && Enum.TryParse(button.Tag.ToString(), out WatermarkPosition position)) { _watermarkSettings.Position = position; // 更新按钮样式 Style positionButtonStyle = Resources["PositionButtonStyle"] as Style; foreach (var item in UniformGrid.Children) { if (item is Button btn) { btn.Style = positionButtonStyle; } } // 更新预览 if (ImgPreview.Source is BitmapSource bitmapSource) { UpdateWatermarkPreview(bitmapSource.PixelWidth, bitmapSource.PixelHeight); } } } private void PreviewCanvas_MouseDown(object sender, MouseButtonEventArgs e) { if (e.OriginalSource == TxtPreviewWatermark && e.LeftButton == MouseButtonState.Pressed) { _isDragging = true; _dragStartPoint = e.GetPosition(PreviewCanvas); PreviewCanvas.CaptureMouse(); } } private void PreviewCanvas_MouseMove(object sender, MouseEventArgs e) { if (_isDragging) { Point currentPoint = e.GetPosition(PreviewCanvas); double offsetX = currentPoint.X - _dragStartPoint.X; double offsetY = currentPoint.Y - _dragStartPoint.Y; double newLeft = Canvas.GetLeft(TxtPreviewWatermark) + offsetX; double newTop = Canvas.GetTop(TxtPreviewWatermark) + offsetY; // 确保水印在画布内 if (newLeft >= 0 && newLeft + TxtPreviewWatermark.ActualWidth <= PreviewCanvas.ActualWidth) Canvas.SetLeft(TxtPreviewWatermark, newLeft); if (newTop >= 0 && newTop + TxtPreviewWatermark.ActualHeight <= PreviewCanvas.ActualHeight) Canvas.SetTop(TxtPreviewWatermark, newTop); _dragStartPoint = currentPoint; // 更新为自定义位置 _watermarkSettings.Position = WatermarkPosition.Custom; } } private void PreviewCanvas_MouseUp(object sender, MouseButtonEventArgs e) { _isDragging = false; PreviewCanvas.ReleaseMouseCapture(); } private void RectColor_MouseDown(object sender, MouseButtonEventArgs e) { if (e.LeftButton == MouseButtonState.Pressed) { // 简单的颜色选择对话框 ColorDialog colorDialog = new ColorDialog(); if (colorDialog.ShowDialog() == true) { _watermarkSettings.WatermarkBrush = new SolidColorBrush(colorDialog.SelectedColor); } } } private async void BtnProcess_Click(object sender, RoutedEventArgs e) { if (_imageItems.Count == 0) { MessageBox.Show("请先选择要处理的图片", "提示", MessageBoxButton.OK, MessageBoxImage.Information); return; } SaveFileDialog saveFileDialog = new SaveFileDialog { Filter = "图片文件|*.jpg;*.jpeg;*.png;*.bmp;*.gif|所有文件|*.*", Title = "选择保存位置和文件名模式", FileName = "watermarked_{0}" }; if (saveFileDialog.ShowDialog() != true) return; string outputPath = Path.GetDirectoryName(saveFileDialog.FileName); string fileNamePattern = Path.GetFileNameWithoutExtension(saveFileDialog.FileName); string fileExtension = Path.GetExtension(saveFileDialog.FileName); BtnProcess.IsEnabled = false; BtnCancel.IsEnabled = true; _cancellationTokenSource = new CancellationTokenSource(); LogMessage($"开始处理 {_imageItems.Count} 张图片..."); try { await ProcessImagesAsync(outputPath, fileNamePattern, fileExtension, _cancellationTokenSource.Token); LogMessage("所有图片处理完成!"); } catch (OperationCanceledException) { LogMessage("处理已取消"); } catch (Exception ex) { LogMessage($"处理过程中出错: {ex.Message}"); } finally { BtnProcess.IsEnabled = true; BtnCancel.IsEnabled = false; _cancellationTokenSource = null; } } private async Task ProcessImagesAsync(string outputPath, string fileNamePattern, string fileExtension, CancellationToken cancellationToken) { await Task.Run(() => { int processedCount = 0; foreach (var imageItem in _imageItems) { if (cancellationToken.IsCancellationRequested) throw new OperationCanceledException(); try { // 从文件名获取水印内容（不包含扩展名） string watermarkText = Path.GetFileNameWithoutExtension(imageItem.FileName); // 处理图片并添加水印 string outputFilePath = Path.Combine(outputPath, string.Format(fileNamePattern, watermarkText) + fileExtension); AddWatermarkToImage(imageItem.FilePath, outputFilePath, watermarkText); processedCount++; Application.Current.Dispatcher.Invoke(() => { LogMessage($"已处理 ({processedCount}/{_imageItems.Count}): {imageItem.FileName} -> {Path.GetFileName(outputFilePath)}"); }); } catch (Exception ex) { string errorMessage = $"处理图片 {imageItem.FileName} 时出错: {ex.Message}"; Application.Current.Dispatcher.Invoke(() => { LogMessage(errorMessage); }); } } }, cancellationToken); } private void AddWatermarkToImage(string inputPath, string outputPath, string watermarkText) { using (Bitmap originalImage = new Bitmap(inputPath)) { using (Graphics graphics = Graphics.FromImage(originalImage)) { // 设置字体 System.Drawing.Font font = new System.Drawing.Font( _watermarkSettings.SelectedFontFamily.Source, (float)_watermarkSettings.FontSize, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Pixel); // 计算文本大小 SizeF textSize = graphics.MeasureString(watermarkText, font); // 计算位置 float x = 0, y = 0; switch (_watermarkSettings.Position) { case WatermarkPosition.TopLeft: x = 10; y = 10; break; case WatermarkPosition.TopCenter: x = (originalImage.Width - textSize.Width) / 2; y = 10; break; case WatermarkPosition.TopRight: x = originalImage.Width - textSize.Width - 10; y = 10; break; case WatermarkPosition.MiddleLeft: x = 10; y = (originalImage.Height - textSize.Height) / 2; break; case WatermarkPosition.MiddleCenter: x = (originalImage.Width - textSize.Width) / 2; y = (originalImage.Height - textSize.Height) / 2; break; case WatermarkPosition.MiddleRight: x = originalImage.Width - textSize.Width - 10; y = (originalImage.Height - textSize.Height) / 2; break; case WatermarkPosition.BottomLeft: x = 10; y = originalImage.Height - textSize.Height - 10; break; case WatermarkPosition.BottomCenter: x = (originalImage.Width - textSize.Width) / 2; y = originalImage.Height - textSize.Height - 10; break; case WatermarkPosition.BottomRight: x = originalImage.Width - textSize.Width - 10; y = originalImage.Height - textSize.Height - 10; break; case WatermarkPosition.Custom: // 使用预览中的自定义位置 x = (float)Canvas.GetLeft(TxtPreviewWatermark); y = (float)Canvas.GetTop(TxtPreviewWatermark); break; } // 创建透明画笔 SolidColorBrush brush = new SolidColorBrush(System.Drawing.Color.FromArgb( (int)(_watermarkSettings.Opacity * 255), ((SolidColorBrush)_watermarkSettings.WatermarkBrush).Color.R, ((SolidColorBrush)_watermarkSettings.WatermarkBrush).Color.G, ((SolidColorBrush)_watermarkSettings.WatermarkBrush).Color.B)); // 如果需要旋转，创建旋转矩阵 if (_watermarkSettings.RotationAngle != 0) { graphics.TranslateTransform(x + textSize.Width / 2, y + textSize.Height / 2); graphics.RotateTransform((float)_watermarkSettings.RotationAngle); graphics.TranslateTransform(-(x + textSize.Width / 2), -(y + textSize.Height / 2)); // 旋转后重新计算绘制位置 x = (originalImage.Width - textSize.Width) / 2; y = (originalImage.Height - textSize.Height) / 2; } // 绘制水印 graphics.DrawString(watermarkText, font, brush, x, y); } // 保存图片 ImageFormat format = GetImageFormat(outputPath); originalImage.Save(outputPath, format); } } private ImageFormat GetImageFormat(string filePath) { string extension = Path.GetExtension(filePath).ToLower(); switch (extension) { case ".jpg": case ".jpeg": return ImageFormat.Jpeg; case ".png": return ImageFormat.Png; case ".bmp": return ImageFormat.Bmp; case ".gif": return ImageFormat.Gif; case ".tif": case ".tiff": return ImageFormat.Tiff; default: return ImageFormat.Jpeg; } } private void BtnCancel_Click(object sender, RoutedEventArgs e) { _cancellationTokenSource?.Cancel(); } private void LogMessage(string message) { TxtLog.AppendText($"[{DateTime.Now:yyyy-MM-dd HH:mm:ss}] {message}{Environment.NewLine}"); TxtLog.ScrollToEnd(); } private void MenuItemSelectImages_Click(object sender, RoutedEventArgs e) { BtnSelectImages_Click(sender, e); } private void MenuItemClearImages_Click(object sender, RoutedEventArgs e) { BtnClearImages_Click(sender, e); } private void MenuItemExit_Click(object sender, RoutedEventArgs e) { Close(); } private void MenuItemWatermarkSettings_Click(object sender, RoutedEventArgs e) { // 显示水印设置对话框 WatermarkSettingsDialog settingsDialog = new WatermarkSettingsDialog(_watermarkSettings); settingsDialog.Owner = this; if (settingsDialog.ShowDialog() == true) { // 更新预览 if (ImgPreview.Source is BitmapSource bitmapSource) { UpdateWatermarkPreview(bitmapSource.PixelWidth, bitmapSource.PixelHeight); } LogMessage("水印设置已更新"); } } private void MenuItemSaveSettings_Click(object sender, RoutedEventArgs e) { SaveFileDialog saveFileDialog = new SaveFileDialog { Filter = "配置文件|*.xml|所有文件|*.*", Title = "保存水印配置", FileName = "watermark_settings.xml" }; if (saveFileDialog.ShowDialog() == true) { try { _watermarkSettings.SaveToFile(saveFileDialog.FileName); LogMessage($"配置已保存到: {saveFileDialog.FileName}"); } catch (Exception ex) { LogMessage($"保存配置时出错: {ex.Message}"); } } } private void MenuItemLoadSettings_Click(object sender, RoutedEventArgs e) { OpenFileDialog openFileDialog = new OpenFileDialog { Filter = "配置文件|*.xml|所有文件|*.*", Title = "加载水印配置" }; if (openFileDialog.ShowDialog() == true) { try { _watermarkSettings.LoadFromFile(openFileDialog.FileName); // 更新UI绑定 BindingOperations.GetBindingExpression(TxtWatermarkText, TextBox.TextProperty)?.UpdateTarget(); BindingOperations.GetBindingExpression(CboFontFamily, ComboBox.SelectedItemProperty)?.UpdateTarget(); BindingOperations.GetBindingExpression(SldFontSize, Slider.ValueProperty)?.UpdateTarget(); BindingOperations.GetBindingExpression(RectColor, Rectangle.FillProperty)?.UpdateTarget(); BindingOperations.GetBindingExpression(SldOpacity, Slider.ValueProperty)?.UpdateTarget(); BindingOperations.GetBindingExpression(SldRotation, Slider.ValueProperty)?.UpdateTarget(); // 更新预览 if (ImgPreview.Source is BitmapSource bitmapSource) { UpdateWatermarkPreview(bitmapSource.PixelWidth, bitmapSource.PixelHeight); } LogMessage($"已加载配置: {openFileDialog.FileName}"); } catch (Exception ex) { LogMessage($"加载配置时出错: {ex.Message}"); } } } private void MenuItemAbout_Click(object sender, RoutedEventArgs e) { MessageBox.Show("批量图片水印工具 v1.0\n\n" + "用于批量为图片添加水印的工具，支持将文件名作为水印内容。\n\n" + "功能特点：\n" + "- 批量处理多张图片\n" + "- 自定义水印内容、字体、大小、颜色和透明度\n" + "- 支持多种水印位置和旋转角度\n" + "- 实时预览水印效果\n" + "- 保存和加载水印配置", "关于", MessageBoxButton.OK, MessageBoxImage.Information); } } public class ImageItem { public string FilePath { get; set; } public string FileName { get; set; } public BitmapSource Thumbnail { get; set; } public ImageItem(string filePath) { FilePath = filePath; FileName = Path.GetFileName(filePath); // 创建缩略图 try { BitmapImage bitmap = new BitmapImage(); bitmap.BeginInit(); bitmap.CacheOption = BitmapCacheOption.OnLoad; bitmap.CreateOptions = BitmapCreateOptions.IgnoreImageCache; bitmap.UriSource = new Uri(filePath); bitmap.DecodePixelWidth = 100; bitmap.EndInit(); Thumbnail = bitmap; } catch { // 如果加载图片失败，使用默认图标 Thumbnail = new BitmapImage(new Uri("pack://application:,,,/Resources/DefaultImage.png")); } } } public class WatermarkSettings : System.ComponentModel.INotifyPropertyChanged { private string _watermarkText; private ObservableCollection<FontFamily> _fontFamilies; private FontFamily _selectedFontFamily; private double _fontSize; private Brush _watermarkBrush; private double _opacity; private double _rotationAngle; private WatermarkPosition _position; public string WatermarkText { get => _watermarkText; set { if (_watermarkText != value) { _watermarkText = value; OnPropertyChanged(nameof(WatermarkText)); } } } public ObservableCollection<FontFamily> FontFamilies { get => _fontFamilies; set { if (_fontFamilies != value) { _fontFamilies = value; OnPropertyChanged(nameof(FontFamilies)); } } } public FontFamily SelectedFontFamily { get => _selectedFontFamily; set { if (_selectedFontFamily != value) { _selectedFontFamily = value; OnPropertyChanged(nameof(SelectedFontFamily)); } } } public double FontSize { get => _fontSize; set { if (_fontSize != value) { _fontSize = value; OnPropertyChanged(nameof(FontSize)); } } } public Brush WatermarkBrush { get => _watermarkBrush; set { if (_watermarkBrush != value) { _watermarkBrush = value; OnPropertyChanged(nameof(WatermarkBrush)); } } } public double Opacity { get => _opacity; set { if (_opacity != value) { _opacity = value; OnPropertyChanged(nameof(Opacity)); } } } public double RotationAngle { get => _rotationAngle; set { if (_rotationAngle != value) { _rotationAngle = value; OnPropertyChanged(nameof(RotationAngle)); } } } public WatermarkPosition Position { get => _position; set { if (_position != value) { _position = value; OnPropertyChanged(nameof(Position)); } } } public event System.ComponentModel.PropertyChangedEventHandler PropertyChanged; protected virtual void OnPropertyChanged(string propertyName) { PropertyChanged?.Invoke(this, new System.ComponentModel.PropertyChangedEventArgs(propertyName)); } public void SaveToFile(string filePath) { using (System.Xml.XmlWriter writer = System.Xml.XmlWriter.Create(filePath)) { writer.WriteStartDocument(); writer.WriteStartElement("WatermarkSettings"); writer.WriteElementString("WatermarkText", WatermarkText); writer.WriteElementString("SelectedFontFamily", SelectedFontFamily.Source); writer.WriteElementString("FontSize", FontSize.ToString()); if (WatermarkBrush is SolidColorBrush solidColorBrush) { writer.WriteStartElement("WatermarkColor"); writer.WriteAttributeString("R", solidColorBrush.Color.R.ToString()); writer.WriteAttributeString("G", solidColorBrush.Color.G.ToString()); writer.WriteAttributeString("B", solidColorBrush.Color.B.ToString()); writer.WriteEndElement(); } writer.WriteElementString("Opacity", Opacity.ToString()); writer.WriteElementString("RotationAngle", RotationAngle.ToString()); writer.WriteElementString("Position", Position.ToString()); writer.WriteEndElement(); writer.WriteEndDocument(); } } public void LoadFromFile(string filePath) { using (System.Xml.XmlReader reader = System.Xml.XmlReader.Create(filePath)) { while (reader.Read()) { if (reader.IsStartElement()) { switch (reader.Name) { case "WatermarkText": WatermarkText = reader.ReadString(); break; case "SelectedFontFamily": string fontFamilyName = reader.ReadString(); SelectedFontFamily = FontFamilies.FirstOrDefault(f => f.Source == fontFamilyName) ?? FontFamilies[0]; break; case "FontSize": if (double.TryParse(reader.ReadString(), out double fontSize)) FontSize = fontSize; break; case "WatermarkColor": byte r = 255, g = 255, b = 255; if (reader.HasAttributes) { while (reader.MoveToNextAttribute()) { switch (reader.Name) { case "R": byte.TryParse(reader.Value, out r); break; case "G": byte.TryParse(reader.Value, out g); break; case "B": byte.TryParse(reader.Value, out b); break; } } reader.MoveToElement(); } WatermarkBrush = new SolidColorBrush(System.Windows.Media.Color.FromRgb(r, g, b)); reader.Skip(); break; case "Opacity": if (double.TryParse(reader.ReadString(), out double opacity)) Opacity = opacity; break; case "RotationAngle": if (double.TryParse(reader.ReadString(), out double rotationAngle)) RotationAngle = rotationAngle; break; case "Position": if (Enum.TryParse(reader.ReadString(), out WatermarkPosition position)) Position = position; break; } } } } } } public enum WatermarkPosition { TopLeft, TopCenter, TopRight, MiddleLeft, MiddleCenter, MiddleRight, BottomLeft, BottomCenter, BottomRight, Custom } }

总结与优化

这个基于 WPF 的批量图片水印工具提供了用户友好的界面和完整的功能实现：

1. 用户体验：直观的界面设计，支持文件拖放和实时预览，降低了使用门槛
2. 功能完整：支持自定义水印内容、字体、大小、颜色、透明度、位置和旋转角度
3. 性能考虑：使用异步处理避免 UI 卡顿，支持取消操作
4. 可扩展性：配置文件支持保存和加载，方便重复使用相同设置

以下是进一步优化的建议：

1. 多线程处理：对于大量图片，可以考虑使用并行处理提高效率
2. 水印模板：添加预设水印模板功能，快速应用常用设置
3. 高级图像处理：添加图像预处理功能，如自动调整对比度、亮度等
4. 批量重命名：增加批量重命名功能，不局限于添加水印
5. 进度保存：支持保存处理进度，中断后可以继续处理
6. 国际化支持：添加多语言界面支持
7. 图像处理 API：集成更多图像处理 API，提供更丰富的水印效果

使用此工具时，只需选择要处理的图片，设置好水印参数，然后选择输出位置即可。程序会自动将每张图片的文件名作为水印内容添加到图片上，并保存为新文件。