自己写个游戏玩——踩红

namespace 踩红
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        private int btnState = 1;//按钮状态
        private int time = 30;//倒计时
        private int num = 0;//击中个数
        private int max = 0;//最高纪录

        private void btnOK_Click(object sender, EventArgs e)
        {
            if (btnState==1)
            {
                btnOK.Text = "暂停";
                btnState = 0;
                timerJS.Start();
                timerSD.Start();
            }
            else 
            {
                btnOK.Text = "开始";
                btnState = 1;
                timerJS.Stop();
                timerSD.Stop();
            }
        }
        private void timerJS_Tick(object sender, EventArgs e)
        {
            timerJS.Interval = 1000;
            time--;
            lbltime.Text = "倒计时：" + time;
            if (time == 0)
            {
                timerJS.Stop();
                timerSD.Stop();
                max = max > num ? max : num;
                lblmax.Text = "最高纪录:" + max;                 
                if (MessageBox.Show("游戏结束，所得分数为" + num) == DialogResult.OK)
                {
                    Reset();
                }    
            }
        }
        private void Reset()
        {
            for (int i = 0; i < pnlbody.Controls.Count ; i++)
            {
                pnlbody.Controls[i].BackColor = Control .DefaultBackColor ;
            }
            btnOK.Text = "开始";
            btnState = 1;
            lbltime.Text = "倒计时30秒开始!";
            time = 30;
            num = 0;
            lblnum.Text = "击中个数为：0";

        }
        Random random = new Random();
        private int btnNum=0;
        private void timerSD_Tick(object sender, EventArgs e)
        {          
            pnlbody.Controls[btnNum].BackColor = Control.DefaultBackColor;
            btnNum = random.Next(0,9);
            timerSD.Interval = 800;
            pnlbody.Controls[btnNum].BackColor = Color.Red;
            pnlbody.Controls[btnNum].Click += btn_Click;
        }
        void btn_Click(object sender, EventArgs e)
        {
            Button btn = sender as Button;
            if (btn.BackColor == Color.Red)
            {
                num += 1;
                lblnum.Text = "击中个数：" + num;
                btn.BackColor = Control.DefaultBackColor;
            }
        }
    }
}