c#键盘单词输入判断游戏

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;

namespace WindowsFormsApplication68
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private int x = 200, y=20, num;
private DateTime dt1, dt2;
private int count = 0;    //打字总数
private int yes = 0;    //打字正确数
private TimeSpan ts;//存放时间的差值
/*
Seconds:返回用秒计算的TimeSpan值。
*/
Random rd = new Random();
private StreamReader sr = new StreamReader(@"text\myfile.txt", Encoding.GetEncoding("gb2312"));//把文件打包放在编写的项目里
string line;
string[] word;

private void Form1_Load(object sender, EventArgs e)
{
this.KeyPreview = true;
button1.Text = "开始";
button2.Text = "暂停";
button3.Text = "退出";
label1.Text = "正确数：";
label2.Text = "错误数：";
label3.Text = "正确率：";
label4.Text = "0";
label5.Text = "0";
label7.Text = "所用时间：";
label8.Text = "0";
label6.Visible = false;//正确率隐藏
label9.Visible = false;//开始显示单词的也隐藏
timer1.Enabled = false;//两个计时器都不运行
//timer1.Interval = 5;//间隔时间为5毫秒
timer1.Interval = 5;//间隔时间为5毫秒
timer2.Enabled = false;
timer2.Interval = 1000;
line = sr.ReadToEnd();//取出单词
word = line.Split(',');
开始游戏ToolStripMenuItem.Click += new EventHandler(button1_Click);
暂停游戏ToolStripMenuItem.Click += new EventHandler(button2_Click);
结束游戏ToolStripMenuItem.Click += new EventHandler(button3_Click);

}

#region 按钮事件
private void button1_Click(object sender, EventArgs e)//点击开始（1.记录下当前的时间，两个计时器开始运行  2.正确率开始统计）
{
textBox1.Focus();
dt1 = DateTime.Now;
timer1.Start();
timer2.Start();
num = rd.Next(0, word.Length);
label9.Text = word[num];//设置下一个标签的值
label9.Visible = true;
}

private void button2_Click(object sender, EventArgs e)//游戏暂停（两个计时器停止计时，正确率隐藏，记录下当前的时间）
{
dt2 = DateTime.Now;
timer1.Stop();
timer2.Stop();
label9.Visible = false;
MessageBox.Show("游戏暂停！", "提示");

}

private void button3_Click(object sender, EventArgs e)//退出游戏（计时器停止，单词标签不显示）
{
timer1.Stop();
///
timer2.Stop();
label9.Visible = false;
DialogResult dr = MessageBox.Show("确定要退出吗？", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning);
if (dr == DialogResult.OK)
Application.Exit();

}
#endregion
#region 时间控件
private void timer1_Tick(object sender, EventArgs e)//第一个计时器触发事件
{
y++;
if (y > this.ClientSize.Height - 5)//定义随机产生的标签位置不能移出控件，若移出，显示在20的位置上
y = 20;//显示在开始定义的位置

label9.Text = word[num];
label9.Location = new Point(x, y);//设置新标签新的位置和颜色,只有y在不断的增加
label9.ForeColor = Color.FromArgb(rd.Next(0, 255), rd.Next(0, 255), rd.Next(0, 255));
//  label9.ForeColor = Color.FromArgb(0,0,0);//黑色
}

private void timer2_Tick(object sender, EventArgs e)//改变时间
{
label8.Text = (DateTime.Now - dt1).Seconds.ToString();//显示所用的时间，现在时间-开始时间转换成字符形式
}
#endregion

#region 标签显示
private void 正确率ToolStripMenuItem_Click(object sender, EventArgs e)
{
double truerate = yes * 1.0 / count;
string s = string.Format("{0,5:P2}", truerate);
MessageBox.Show("正确率为：" + s, "正确率");
}

private void 所用时间ToolStripMenuItem_Click(object sender, EventArgs e)
{
ts = dt2 - dt1;
MessageBox.Show("所用时间为：" + ts.Seconds + "(s)", "所用时间");
}
#endregion

private void textBox1_KeyPress(object sender, KeyPressEventArgs e)
{

if (e.KeyChar == 13)
{
count++;//记录的总数
if (textBox1.Text == label9.Text)//输入正确时
{
yes++;
label9.Visible = false;//关闭单词标签
num = rd.Next(0, word.Length);//产生随机数
label9.Visible = true;//打开单词标签
label9.Text = word[num];//
x = rd.Next(20, 490);//判断是否出界的时候就看所判断的标签大小
y = 20;
label9.Location = new Point(x, y);//设置新的位置，也是随机的
}
label6.Visible = true;//开始时间和正确率都显示
label8.Visible = true;
label4.Text = yes.ToString();//显示正确数和错误数
label5.Text = (count - yes).ToString();
string t = string.Format("{0,5:P2}", yes * 1.0 / count);
label6.Text = t.ToString();//计算正确率转换成百分号
textBox1.Text = "";
}

}

}
}