C#实现截屏到本地硬盘 或传到服务器

  private void button1_Click(object sender, EventArgs e)
        {
            Rectangle r = Screen.PrimaryScreen.Bounds;
            Image img = new Bitmap(r.Width, r.Height);
            Graphics g = Graphics.FromImage(img);
            g.CopyFromScreen(new Point(0, 0), new Point(0, 0), r.Size);
            img.Save(@"E:/tmpa.bmp");
        }