Form1.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Design;
using System.Drawing.Drawing2D;
using System.Drawing.Imaging;
using System.Drawing.Printing;
using System.Drawing.Text;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace 贪吃蛇
{
    public partial class Form1 : Form
    {
        public static Graphics 图;
        贪吃蛇 snake = new 贪吃蛇();

        public Form1()
        {
            InitializeComponent();
            图 = this.panel1.CreateGraphics();
            timer1.Enabled = false;
        }
        public void gameover()
        {
            MessageBox.Show(this, "游戏结束！", "游戏结束", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
        }
        private void button1_Click(object sender, EventArgs e)
        {
            if (!snake.start)
            {
                if (comboBox1.SelectedIndex == -1)
                    timer1.Interval = 300;
                else
                    timer1.Interval = 300 - 27 * comboBox1.SelectedIndex;
                timer1.Enabled = true;
                snake.start = true;
                button1.Text = "暂停";
            }
            else
            {
                timer1.Enabled = false;
                snake.start = false;
                button1.Text = "继续";
            }
        }
        // 下载于www.51aspx.com
        private void Form1_KeyPress(object sender, KeyPressEventArgs e)
        {
            switch (e.KeyChar)
            {
                case 'w':
                    snake.move(way.up);
                    break;
                case 's':
                    snake.move(way.down);