地铁的跳蚤

//定义截取的图片的高度和宽度

int width = 233;

        int heigt = 800;

//创建一个图片对象

        System.Drawing.Image myImage = new Bitmap(width, heigt);

        Graphics g = Graphics.FromImage(myImage);

g.CopyFromScreen(new Point(300, 300), new Point(0, 0), new Size(width, heigt));

        IntPtr dc1 = g.GetHdc();

        g.ReleaseHdc(dc1);

        String path = Server.MapPath("~/images/");

        Random objRand = new Random();

        String pic_name = DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Day.ToString() + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString() + Convert.ToString(objRand.Next(99) * 97 + 100) + ".jpg";

（一）将汉字转化成全拼

代码：

private void button1_Click(object sender, EventArgs e)

    {

        this.textBox2.Text = Hz2Py.Convert(this.textBox1.Text);

    }

汉字转拼音类：

    /// <summary>

    /// 汉字转拼音类

    /// </summary>

    public class Hz2Py

    {

        private static int[] pyValue = new int[]

                {

                -20319,-20317,-20304,-20295,-20292,-20283,-20265,-20257,-20242,-20230,-20051,-20036,

                -20032,-20026,-20002,-19990,-19986,-19982,-19976,-19805,-19784,-19775,-19774,-19763,