asp.net 截屏 截取web页面
 
    //打开该页面
    System.Diagnostics.Process.Start("IEXPLORE.EXE", "http://localhost:56/Spacxxe.html");

    System.Threading.Thread.Sleep(3000);
    //截屏

    //创建并设置画布大小
    System.Drawing.Image templateImage = new System.Drawing.Bitmap(1040, 700);
    System.Drawing.Graphics templateG = System.Drawing.Graphics.FromImage(templateImage);

    //new Point(200, 100)位于源（屏幕）左上角的x,y坐标
    //new Point(0, 0)图片位于画布左上角的x,y坐标
    //new Size(1440, 900)所截屏幕的大小
    templateG.CopyFromScreen(new Point(200, 100), new Point(0, 0), new Size(1000, 900), CopyPixelOperation.MergeCopy);

    //关闭ie
    System.Diagnostics.Process[] pro = System.Diagnostics.Process.GetProcessesByName("IEXPLORE");
    foreach (System.Diagnostics.Process ps in pro)
    {
        ps.Kill();
    }

    //存
    templateImage.Save(@"E:\TEST\" +imgname+".jpg",System.Drawing.Imaging.ImageFormat.Jpeg);