From b428b4ec5be9f319cc53d08d73f872860ae63a5e Mon Sep 17 00:00:00 2001 From: CJK_mkp <113243675+CJKmkp@users.noreply.github.com> Date: Wed, 27 Aug 2025 15:57:06 +0800 Subject: [PATCH] =?UTF-8?q?=E5=9B=9E=E6=BB=9A=E7=AD=89=E5=BE=85=E9=87=8D?= =?UTF-8?q?=E6=9E=84=E6=88=AA=E5=9B=BE=E5=8A=9F=E8=83=BD?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- Ink Canvas/MainWindow_cs/MW_Screenshot.cs | 403 ++-------------------- 1 file changed, 28 insertions(+), 375 deletions(-) diff --git a/Ink Canvas/MainWindow_cs/MW_Screenshot.cs b/Ink Canvas/MainWindow_cs/MW_Screenshot.cs index 00e537fd..715118f7 100644 --- a/Ink Canvas/MainWindow_cs/MW_Screenshot.cs +++ b/Ink Canvas/MainWindow_cs/MW_Screenshot.cs @@ -1,431 +1,84 @@ -using Ink_Canvas.Helpers; using System; -using System.Collections.Generic; using System.Drawing; -using System.Drawing.Drawing2D; using System.Drawing.Imaging; using System.IO; -using System.Threading.Tasks; using System.Windows; using System.Windows.Forms; -using System.Windows.Media.Imaging; -using Application = System.Windows.Application; -using Clipboard = System.Windows.Clipboard; -using Size = System.Drawing.Size; -namespace Ink_Canvas -{ - // 截图结果结构体 - public struct ScreenshotResult - { - public System.Drawing.Rectangle Area; - public List Path; - - public ScreenshotResult(System.Drawing.Rectangle area, List path = null) - { - Area = area; - Path = path; - } - } - - public partial class MainWindow : Window - { - private void SaveScreenShot(bool isHideNotification, string fileName = null) - { +namespace Ink_Canvas { + public partial class MainWindow : Window { + private void SaveScreenShot(bool isHideNotification, string fileName = null) { var savePath = Settings.Automation.IsSaveScreenshotsInDateFolders ? GetDateFolderPath(fileName) : GetDefaultFolderPath(); CaptureAndSaveScreenshot(savePath, isHideNotification); - - if (Settings.Automation.IsAutoSaveStrokesAtScreenshot) + + if (Settings.Automation.IsAutoSaveStrokesAtScreenshot) SaveInkCanvasStrokes(false); } - internal void SaveScreenShotToDesktop() - { + internal void SaveScreenShotToDesktop() { var desktopPath = Path.Combine( Environment.GetFolderPath(Environment.SpecialFolder.DesktopDirectory), $"{DateTime.Now:yyyy-MM-dd_HH-mm-ss}.png"); CaptureAndSaveScreenshot(desktopPath, false); - - if (Settings.Automation.IsAutoSaveStrokesAtScreenshot) + + if (Settings.Automation.IsAutoSaveStrokesAtScreenshot) SaveInkCanvasStrokes(false); } // 提取公共的截图和保存逻辑 - private void CaptureAndSaveScreenshot(string savePath, bool isHideNotification) - { + private void CaptureAndSaveScreenshot(string savePath, bool isHideNotification) { var rc = SystemInformation.VirtualScreen; - + using (var bitmap = new Bitmap(rc.Width, rc.Height, PixelFormat.Format32bppArgb)) - using (var memoryGraphics = Graphics.FromImage(bitmap)) - { - // 设置高质量渲染 - memoryGraphics.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality; - memoryGraphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic; - memoryGraphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality; - memoryGraphics.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceOver; - + using (var memoryGraphics = Graphics.FromImage(bitmap)) { memoryGraphics.CopyFromScreen(rc.X, rc.Y, 0, 0, rc.Size, CopyPixelOperation.SourceCopy); - + // 确保目录存在 var directory = Path.GetDirectoryName(savePath); - if (!Directory.Exists(directory)) - { + if (!Directory.Exists(directory)) { Directory.CreateDirectory(directory); } - - // 使用PNG格式保存，确保透明度信息不丢失 + bitmap.Save(savePath, ImageFormat.Png); } - - if (!isHideNotification) - { + + if (!isHideNotification) { ShowNotification($"截图成功保存至 {savePath}"); } } // 获取日期文件夹路径 - private string GetDateFolderPath(string fileName) - { - if (string.IsNullOrWhiteSpace(fileName)) - { + private string GetDateFolderPath(string fileName) { + if (string.IsNullOrWhiteSpace(fileName)) { fileName = DateTime.Now.ToString("HH-mm-ss"); } - + var basePath = Settings.Automation.AutoSavedStrokesLocation; var dateFolder = DateTime.Now.ToString("yyyyMMdd"); - + return Path.Combine( - basePath, - "Auto Saved - Screenshots", - dateFolder, + basePath, + "Auto Saved - Screenshots", + dateFolder, $"{fileName}.png"); } // 获取默认文件夹路径 - private string GetDefaultFolderPath() - { + private string GetDefaultFolderPath() { var basePath = Settings.Automation.AutoSavedStrokesLocation; var screenshotsFolder = Path.Combine(basePath, "Auto Saved - Screenshots"); - - if (!Directory.Exists(screenshotsFolder)) - { + + if (!Directory.Exists(screenshotsFolder)) { Directory.CreateDirectory(screenshotsFolder); } - + return Path.Combine( - screenshotsFolder, + screenshotsFolder, $"{DateTime.Now:yyyy-MM-dd_HH-mm-ss}.png"); } - - // 截图并复制到剪贴板 - private async Task CaptureScreenshotToClipboard() - { - try - { - // 隐藏主窗口以避免截图包含窗口本身 - var originalVisibility = this.Visibility; - this.Visibility = Visibility.Hidden; - - // 等待窗口隐藏 - await Task.Delay(200); - - // 启动区域选择截图 - var screenshotResult = await ShowScreenshotSelector(); - - // 恢复窗口显示 - this.Visibility = originalVisibility; - - if (screenshotResult.HasValue && screenshotResult.Value.Area.Width > 0 && screenshotResult.Value.Area.Height > 0) - { - // 截取选定区域 - using (var originalBitmap = CaptureScreenArea(screenshotResult.Value.Area)) - { - if (originalBitmap != null) - { - Bitmap finalBitmap = originalBitmap; - bool needDisposeFinalBitmap = false; - - try - { - // 如果有路径信息，应用形状遮罩 - if (screenshotResult.Value.Path != null && screenshotResult.Value.Path.Count > 0) - { - finalBitmap = ApplyShapeMask(originalBitmap, screenshotResult.Value.Path, screenshotResult.Value.Area); - needDisposeFinalBitmap = true; // 标记需要释放新创建的位图 - } - - // 将截图复制到剪贴板 - CopyBitmapToClipboard(finalBitmap); - - // 等待窗口完全显示后自动粘贴 - await Task.Delay(100); - await AutoPasteScreenshot(); - } - finally - { - // 如果创建了新的位图，需要释放它 - if (needDisposeFinalBitmap && finalBitmap != originalBitmap) - { - finalBitmap.Dispose(); - } - } - } - } - } - else - { - ShowNotification("截图已取消"); - } - } - catch (Exception ex) - { - ShowNotification($"截图失败: {ex.Message}"); - this.Visibility = Visibility.Visible; - } - } - - // 显示截图区域选择器 - private async Task ShowScreenshotSelector() - { - ScreenshotResult? result = null; - - try - { - await Application.Current.Dispatcher.InvokeAsync(() => - { - var selectorWindow = new ScreenshotSelectorWindow(); - if (selectorWindow.ShowDialog() == true) - { - result = new ScreenshotResult( - selectorWindow.SelectedArea.Value, - selectorWindow.SelectedPath - ); - } - }); - } - catch (Exception ex) - { - LogHelper.WriteLogToFile($"显示截图选择器失败: {ex.Message}", LogHelper.LogType.Error); - } - - return result; - } - - // 截取指定屏幕区域 - private Bitmap CaptureScreenArea(System.Drawing.Rectangle area) - { - try - { - // 确保区域在有效范围内 - var virtualScreen = SystemInformation.VirtualScreen; - - // 调整区域边界，确保不超出屏幕范围 - int x = Math.Max(area.X, virtualScreen.X); - int y = Math.Max(area.Y, virtualScreen.Y); - int right = Math.Min(area.Right, virtualScreen.Right); - int bottom = Math.Min(area.Bottom, virtualScreen.Bottom); - - int width = Math.Max(1, right - x); - int height = Math.Max(1, bottom - y); - - // 创建支持透明度的位图 - var bitmap = new Bitmap(width, height, PixelFormat.Format32bppArgb); - using (var graphics = Graphics.FromImage(bitmap)) - { - // 设置高质量渲染 - graphics.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality; - graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic; - graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality; - graphics.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceOver; - - // 截取屏幕区域 - graphics.CopyFromScreen(x, y, 0, 0, new Size(width, height), CopyPixelOperation.SourceCopy); - } - - LogHelper.WriteLogToFile($"成功截取区域: X={x}, Y={y}, Width={width}, Height={height}", LogHelper.LogType.Info); - return bitmap; - } - catch (Exception ex) - { - LogHelper.WriteLogToFile($"截取屏幕区域失败: {ex.Message}", LogHelper.LogType.Error); - return null; - } - } - - // 自动粘贴截图到画布 - private async Task AutoPasteScreenshot() - { - try - { - // 只在白板模式下自动粘贴 - if (currentMode == 1) - { - await PasteImageFromClipboard(); - ShowNotification("截图已自动插入到画布"); - } - else - { - ShowNotification("截图已复制到剪贴板，可在白板模式下粘贴"); - } - } - catch (Exception ex) - { - ShowNotification($"自动粘贴截图失败: {ex.Message}"); - LogHelper.WriteLogToFile($"自动粘贴截图失败: {ex.Message}", LogHelper.LogType.Error); - } - } - - // 将Bitmap复制到剪贴板 - private void CopyBitmapToClipboard(Bitmap bitmap) - { - try - { - // 将System.Drawing.Bitmap转换为WPF BitmapSource - var bitmapSource = ConvertBitmapToBitmapSource(bitmap); - - // 复制到剪贴板 - Clipboard.SetImage(bitmapSource); - } - catch (Exception ex) - { - ShowNotification($"复制到剪贴板失败: {ex.Message}"); - } - } - - // 应用形状遮罩到截图 - private Bitmap ApplyShapeMask(Bitmap bitmap, List path, System.Drawing.Rectangle area) - { - try - { - // 验证路径参数 - if (path == null || path.Count < 3) - { - LogHelper.WriteLogToFile("路径点数不足，无法应用形状遮罩", LogHelper.LogType.Warning); - return bitmap; - } - - // 获取DPI缩放比例 - var dpiScale = GetDpiScale(); - var virtualScreen = SystemInformation.VirtualScreen; - - // 创建结果位图，确保支持透明度 - var resultBitmap = new Bitmap(bitmap.Width, bitmap.Height, PixelFormat.Format32bppArgb); - - // 首先将整个位图设置为透明 - using (var resultGraphics = Graphics.FromImage(resultBitmap)) - { - // 清除位图，设置为完全透明 - resultGraphics.Clear(System.Drawing.Color.Transparent); - - // 设置高质量渲染 - resultGraphics.SmoothingMode = SmoothingMode.AntiAlias; - resultGraphics.CompositingQuality = CompositingQuality.HighQuality; - resultGraphics.CompositingMode = CompositingMode.SourceOver; - - // 创建路径 - using (var pathGraphics = new GraphicsPath()) - { - // 转换WPF坐标到GDI+坐标，考虑DPI缩放和屏幕偏移 - var points = new PointF[path.Count]; - for (int i = 0; i < path.Count; i++) - { - // 将WPF坐标转换为实际屏幕坐标，然后相对于截图区域计算偏移 - double screenX = (path[i].X * dpiScale) + virtualScreen.Left; - double screenY = (path[i].Y * dpiScale) + virtualScreen.Top; - - // 计算相对于截图区域的坐标 - float relativeX = (float)(screenX - area.X); - float relativeY = (float)(screenY - area.Y); - - // 确保坐标在有效范围内 - relativeX = Math.Max(0, Math.Min(relativeX, bitmap.Width - 1)); - relativeY = Math.Max(0, Math.Min(relativeY, bitmap.Height - 1)); - - points[i] = new PointF(relativeX, relativeY); - } - - // 添加路径 - 使用FillMode.Winding确保路径正确填充 - pathGraphics.FillMode = FillMode.Winding; - pathGraphics.AddPolygon(points); - - // 验证路径是否有效 - if (!pathGraphics.IsVisible(0, 0) && pathGraphics.GetBounds().Width > 0 && pathGraphics.GetBounds().Height > 0) - { - // 设置裁剪区域为路径内部 - resultGraphics.SetClip(pathGraphics); - - // 在裁剪区域内绘制原始图像 - resultGraphics.DrawImage(bitmap, 0, 0); - - // 重置裁剪区域，确保后续操作不受影响 - resultGraphics.ResetClip(); - } - else - { - LogHelper.WriteLogToFile("生成的路径无效，返回原始图像", LogHelper.LogType.Warning); - // 如果路径无效，返回透明图像 - return resultBitmap; - } - } - } - - LogHelper.WriteLogToFile($"成功应用形状遮罩，路径点数: {path.Count}", LogHelper.LogType.Info); - return resultBitmap; - } - catch (Exception ex) - { - LogHelper.WriteLogToFile($"应用形状遮罩失败: {ex.Message}", LogHelper.LogType.Error); - // 返回完全透明的图像而不是原始图像 - var transparentBitmap = new Bitmap(bitmap.Width, bitmap.Height, PixelFormat.Format32bppArgb); - using (var g = Graphics.FromImage(transparentBitmap)) - { - g.Clear(System.Drawing.Color.Transparent); - } - return transparentBitmap; - } - } - - // 获取DPI缩放比例 - private double GetDpiScale() - { - var source = PresentationSource.FromVisual(this); - if (source?.CompositionTarget != null) - { - return source.CompositionTarget.TransformToDevice.M11; - } - return 1.0; // 默认DPI - } - - // 将System.Drawing.Bitmap转换为WPF BitmapSource - private BitmapSource ConvertBitmapToBitmapSource(Bitmap bitmap) - { - try - { - using (var memory = new MemoryStream()) - { - // 使用PNG格式保存，确保透明度信息不丢失 - bitmap.Save(memory, ImageFormat.Png); - memory.Position = 0; - - var bitmapImage = new BitmapImage(); - bitmapImage.BeginInit(); - bitmapImage.StreamSource = memory; - bitmapImage.CacheOption = BitmapCacheOption.OnLoad; - bitmapImage.EndInit(); - bitmapImage.Freeze(); - - return bitmapImage; - } - } - catch (Exception ex) - { - LogHelper.WriteLogToFile($"转换位图失败: {ex.Message}", LogHelper.LogType.Error); - throw; - } - } } }