1 /// 
 2         /// 获取图片流 3         /// 
 4         /// 图片屏幕起始点 5         /// 图片大小 6         /// 
       7         public string CutImage(Point ImageXY, Size ImageSize, string FilePath,string FileName) 8         { 9             int[] sCreem = { Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height };10             Bitmap bmp = new Bitmap(sCreem[0], sCreem[1]);11             Graphics g = Graphics.FromImage(bmp);12             g.CopyFromScreen(0, 0, 0, 0, new Size(sCreem[0], sCreem[1]));13             string FileNamePath = "";14             try15             {16                 Rectangle rect = new Rectangle(ImageXY, ImageSize);17                 if (!rect.IsEmpty)18                 {19                     Bitmap imgbmp = new Bitmap(rect.Width, rect.Height);20                     imgbmp = bmp.Clone(rect, PixelFormat.Format32bppRgb);21                     FileNamePath = ImageSave(imgbmp, FilePath, FileName);22                 }23                 return FileNamePath;24             }25             catch (Exception ex)26             {27                 throw ex;28             }29         }30         /// 
31         /// 保存截图32         /// 
33         /// 34         public string ImageSave(Bitmap bmp,string FilePath,string FileName)35         {36             try37             {38                 SaveFileDialog save = new SaveFileDialog();39                 if (!Directory.Exists(FilePath))//如果不存在就创建file文件夹40                 {41                     Directory.CreateDirectory(FilePath);//创建该文件夹42                 }43                 save.FileName = FilePath;44                 bmp.Save(save.FileName + FileName + ".jpg", ImageFormat.Jpeg);45                 return FilePath + FileName + ".jpg";46             }47             catch (Exception ex)48             {49                 throw ex;50             }51         }

1 cut.CutImage(PointToScreen(Control.Location), Control.Size, System.IO.Directory.GetCurrentDirectory() + "\\Image\\", FileName);