using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CaiQuanMyself
{
    class Player
    {
        // 储存玩家的名称
        public string playerName
        {
            set;
            get;
        }
        /// <summary>
        /// funtion: 实现玩家猜拳的名称与数字之间的对应关系
        /// 1石头     2剪刀     3布
        /// return type: int
        /// </summary>
        /// <param name="str">玩家猜拳的名称</param>
        /// <returns>猜拳的名称对应的数字；如玩家选择"布"，对应输出数字"3"</returns>
        public int PlayerInformation(string str)
        {
            
            int num = 0;
            switch(str)
            {
                case "石头": num = 1; this.playerName = "石头"; break;
                case "剪刀": num = 2; this.playerName = "剪刀"; break;
                case "布":   num = 3; this.playerName = "布"; break;
            }
            return num;
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CaiQuanMyself
{
    class Computer
    {
        // 电脑猜拳的名称
        public string computerName
        {
            set;
            get;
        }
        /// <summary>
        /// function: 返回电脑出的拳对应的数字，同时将对应的名称存储
        /// return type: int
        /// </summary>
        /// <returns>返回猜拳对的数字</returns>
        public int ComputerInformation()
        {
            //1石头     2剪刀     3布
            Random rd = new Random();
            int num = rd.Next(1, 4); // 1,2,3之间的随机数
            switch (num)
            {
                case 1: this.computerName = "石头"; break;
                case 2: this.computerName = "剪刀"; break;
                case 3: this.computerName = "布";   break;
            }

            return num;
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CaiQuanMyself
{
    class Referee
    {
//裁判情况表格
//1石头  2剪刀  3布
//玩家  对应名称 电脑  对应名称 结果  玩家结果
//1        石头      1        石头      0            平
//1        石头      2        剪刀      -1        赢
//1        石头      3        布        -2        输
//
//2        剪刀      1        石头      1            输
//2        剪刀      2        剪刀      0            平
//2        剪刀      3        布        -1        赢
//
//3        布           1        石头      2            赢
//3        布        2        剪刀      1            输
//3        布        3        布        0            平

        /// <summary>
        /// 裁判判决的情况
        /// </summary>
        public enum eResult
        {
            win =0,
            draw = 1,
            loss =2
        }
        /// <summary>
        /// 裁判判决的情况
        /// </summary>
        public string[] sResult = new string[] { "赢", "平", "输"};

        /// <summary>
        /// 裁决玩家与电脑之间的猜拳结果
        /// return type : int
        /// </summary>
        /// <param name="playerChoice">玩家猜拳</param>
        /// <param name="computerChocie">电脑猜拳</param>
        /// <returns>猜拳结果</returns>
        public int Judgement(int playerChoice, int computerChocie)
        {
            //result = -1,2赢  0平  其他则输  （指的是玩家输赢的情况）
            int result = playerChoice - computerChocie;
            if (result == -1 || result==2 )
            {
                return (int)eResult.win;
            }
            else if (result == 0)
            {
                return (int)eResult.draw;
            }
            else
            {
                return (int)eResult.loss;
            }
        }
    }
}

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

namespace CaiQuQuanGame
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            //禁止最大化窗口
            this.MaximizeBox = false;
            // 禁止对窗口进行拖拉
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
        }

        private void label1_Click(object sender, EventArgs e)
        {

        }
        // 点击事件触发
        private void butStone_Click(object sender, EventArgs e)
        {
            Button btn = (Button)sender;
            RunGame(btn.Text);
        }
        public void RunGame(string playerChoice)
        {
            // 获取输入
            Player pChoice = new Player();
            int pResult = pChoice.PlayerInformation(playerChoice);
            labPlayerChoice.Text = pChoice.playerName;

            Computer cChoice = new Computer();
            int cResult = cChoice.ComputerInformation();
            labComputerChoice.Text = cChoice.computerName;

            // 结果判断
            Referee rChoice = new Referee();
            int rResult = rChoice.Judgement(pResult, cResult);

            // 输出
            textBoxResult.Text = rChoice.sResult[rResult];

        }
    }
}