c#不使用系统api实现可以指定区域屏幕截屏功能

代码如下://截取全屏图象 private void btnFullScreen_Click(object sender, EventArgs e) { //创建图象,保存将来截取的图象 Bitmap image = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height); Graphics imgGraphics = Graphics.FromImage(image);