Head First C# 赛狗日

基本功能达到了，有些自己修改了下，不好的地方，欢迎指正！

下载地址：http://files.cnblogs.com/xiyueD/HeadFirst_07_DogRace.7z

赛狗类代码

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Windows.Forms;                                         //窗体控件类

using System.Drawing;                                               //Point类

namespace HeadFirst_07_DogRace

{

    /// <summary>

    /// 赛狗类

    /// </summary>

    class GreyHound

    {

        public Point StaringPositing;                               //开始位置  作者开始用的int ，我觉得使用point ,更方便

        public int RacetrackLength;                                 //赛道长度

        public PictureBox MyPictureBox = null;                      //赛狗图片对象

        public int Location = 0;                                    //在赛道上的位置，横坐标X

        public Random randomizer;                                   //每次移动的随机值

        public int Index;                                           //赛狗编号  后来添加的，为了知道哪只赛狗赢了比赛



        

        public bool Run()                                           //跑

        {

            Point p = MyPictureBox.Location;

            p.X += randomizer.Next(20);

            MyPictureBox.Location = p;

            Location = p.X;

            if (Location>=RacetrackLength)

            {

                return true;

            } 

            else

            {

                return false;

            }

        }

        //保存初始图像位置

        public void TakeStartingPositing()                          //初始化位置

        {

            StaringPositing = MyPictureBox.Location;

        }

        //自己添加的构造函数

        public GreyHound(PictureBox picDog)

        {

            MyPictureBox = picDog;

        }

    }

}

 

赌注类代码

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;



namespace HeadFirst_07_DogRace

{

    /// <summary>

    /// 赌注类

    /// </summary>

    class Bet

    {

        public int Amount;                              //赌注金额

        public int Dog;                                 //下注赛狗编号

        public Guy Bettor;                              //投注人

        //这个函数没写，作者写的我不明白

        public string GetDescription()

        {

            return "";

        }

        /// <summary>

        /// 返回赢/输金额

        /// </summary>

        /// <param name="Winner">赢得胜利赛狗编号</param>

        /// <returns></returns>

        public int PayOut(int Winner)

        {

            if (Dog == Winner)

                return Amount;

            else

                return -Amount;

        }

    }

}

下注人类代码

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace HeadFirst_07_DogRace

{

    /// <summary>

    ///  下注人类

    /// </summary>

    class Guy

    {

        public string Name;                                         //下注人姓名

        public Bet MyBet;                                           //赌注对象

        public int Cash;                                            //总金额



        public RadioButton MyRadioButton;

        public Label MyLabel;

        /// <summary>

        /// 更新投注人信息，投注对象信息

        /// </summary>

        public void UpDateLabel()

        {

            if (MyBet != null)

            {

                MyLabel.Text = Name + " bet's " + MyBet.Amount + " bucks on dog #" + MyBet.Dog;

                MyRadioButton.Text = Name + " has " + Cash + " bucks";

            }

            else

            {

                MyLabel.Text = Name + " hasn't palced a bet.";

                MyRadioButton.Text = Name + " has " + Cash + " bucks";

            }

        }

        /// <summary>

        /// 清除赌注

        /// </summary>

        public void ClearBet()

        {

            MyBet = null;

            UpDateLabel();

        }

        /// <summary>

        /// 生成投注

        /// </summary>

        /// <param name="Amount">金额</param>

        /// <param name="Dog">赛狗编号</param>

        public void PlaceBet(int Amount, int Dog)

        {

            if (Amount <= Cash && Amount > 0)

            {

                MyBet = new Bet() { Amount = Amount, Dog = Dog};

            }

            else

            {

                MessageBox.Show(Name + " 没有 " + Amount + "$ 投注给 #" + Dog);

            }

        }

        /// <summary>

        /// 结算比赛后金额

        /// </summary>

        /// <param name="Winner">胜利者</param>

        public void Collect(int Winner)

        {

            if (MyBet == null) return;

            Cash += MyBet.PayOut(Winner);

        }

    }

}

 

界面代码

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 CCWin;

namespace HeadFirst_07_DogRace

{

    public partial class Main : CCSkinMain

    {

        #region 初始化对象，参数，界面信息

        Random random = new Random();

        GreyHound[] Dog = new GreyHound[4];

        PictureBox[] picDog = new PictureBox[4];

        Bet[] bet = new Bet[3];

        Guy[] guyArry = new Guy[3];

        public Main()

        {

            InitializeComponent();

            labMinimumBet.Text = "Minimum bet: " + numUDMoney.Minimum.ToString() + " bucks!";

            picDog[0] = picDog1;

            picDog[1] = picDog2;

            picDog[2] = picDog3;

            picDog[3] = picDog4;

            for (int i = 0; i < 4; i++)

            {

                Dog[i] = new GreyHound(picDog[i]);

                Dog[i].Index = i + 1;

                Dog[i].RacetrackLength = 490;

                Dog[i].randomizer = random;

                Dog[i].TakeStartingPositing();

            }

            guyArry[0] = new Guy() { Name = "Joe", Cash = 50, MyRadioButton = rbtnJoe, MyLabel = labJoe };

            guyArry[1] = new Guy() { Name = "Bob", Cash = 75, MyRadioButton = rbtnBob, MyLabel = labBob };

            guyArry[2] = new Guy() { Name = "Al", Cash = 45, MyRadioButton = rbtntAl, MyLabel = labAl };

            foreach (Guy guy in guyArry)

            {

                guy.UpDateLabel();

            }

        }

        #endregion



        #region  投注

        private void btnBeats_Click(object sender, EventArgs e)

        {

            foreach (Guy guy in guyArry)

            {

                if (guy.MyRadioButton.Checked)

                {

                    guy.PlaceBet((int)numUDMoney.Value, (int)numUDDog.Value);

                    guy.UpDateLabel();

                }

            }

        }

        #endregion



        #region 比赛

        private void btnRace_Click(object sender, EventArgs e)

        {

            btnBeats.Enabled = false;

            bool win = false;

            while (!win)

            {

                foreach (GreyHound dog in Dog)

                {

                    win = dog.Run();

                    if (win)

                    {

                        MessageBox.Show(dog.Index + "号赢得胜利");

                        foreach (Guy guy in guyArry)

                        {

                            guy.Collect(dog.Index);

                            guy.UpDateLabel();

                        }

                        break;      //赢得比赛后退出循环

                    }

                    else

                    {

                        System.Threading.Thread.Sleep(20);

                        Application.DoEvents();

                    }

                }

            }

            foreach (GreyHound dog in Dog)

            {

                //赛狗图片复位

                dog.MyPictureBox.Location = dog.StaringPositing;

            }

            foreach (Guy guy in guyArry)

            {

                //清除赌注对象，并更新信息

                guy.ClearBet();

            }

            btnBeats.Enabled = true;

        }

        #endregion

    }

}