10

}  catch (System.Exception err) {
                MessageBox.Show("程序异常：" + err.Message);
            }
        }

        private void pictureBox1_MouseMove_1(object sender, MouseEventArgs e)
        {
            Bitmap bit = new Bitmap(pictureBox1.Width, pictureBox1.Height);
            pictureBox1.DrawToBitmap(bit, pictureBox1.ClientRectangle);
            Color cl = bit.GetPixel(e.X, e.Y);