game2dserver.cs

c#网络编程及应用-刘瑞新

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

using System.Net;
using System.Net.Sockets;
using System.Threading;
using System.IO;


namespace Game2DServer
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	/// 

	public struct Player
	{
		public string name;       //玩家主机名
		public TcpClient client;  //玩家套接字
		public bool online;       //是否在线
		public bool start;        //是否点击了开始按钮
	}
	public struct Cell
	{
		public bool has_dot;      //该单元格内是否有点
		public int color;         //点的颜色
	}

	public class Game2DServer : System.Windows.Forms.Form
	{
		public const int None=-1;       //背景色
		public const int Black=0;       //黑色
		public const int White=1;       //白色
		public const int MaxUser=2;     //允许的最多玩家

		public static int BlackGrade=0; //黑方成绩
		public static int WhiteGrade=0; //白方成绩
		public static int player_turn;  //下一次应该为哪个玩家产生颜色
		public static Cell[,] Grid=new Cell[15,15];  //15×15的方格

		public static bool isplaying=false;   //游戏是否正在进行中
		public static int userNumber;         //当前在线的玩家数

		public static Player[] user=new Player[2];

		private TcpListener myListener;
		public  static System.Timers.Timer timerSetDot;

		private System.Windows.Forms.Button buttonStop;
		private System.Windows.Forms.Button buttonStart;
		private System.ComponentModel.IContainer components;
		private System.Windows.Forms.ListBox listBox1;
		private System.Windows.Forms.Label label1;

		public Game2DServer()
		{
			InitializeComponent();
			
			timerSetDot = new System.Timers.Timer();
			timerSetDot.Elapsed += new System.Timers.ElapsedEventHandler(this.timerSetDot_Elapsed);
			for(int i=0;i<MaxUser;i++)
			{
				user[i].name="";
				user[i].online=false;
			}
			timerSetDot.Enabled=false;
			timerSetDot.Interval=600;   //每0.6秒产生一个点

			for (int i=0;i<15;i++)
				for(int j=0;j<15;j++)
				{
					Game2DServer.Grid[i,j]=new Cell();
				}
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if (components != null) 
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows Form Designer generated code
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			this.buttonStop = new System.Windows.Forms.Button();
			this.buttonStart = new System.Windows.Forms.Button();
			this.label1 = new System.Windows.Forms.Label();
			this.listBox1 = new System.Windows.Forms.ListBox();
			this.SuspendLayout();
			// 
			// buttonStop
			// 
			this.buttonStop.Location = new System.Drawing.Point(288, 240);
			this.buttonStop.Name = "buttonStop";
			this.buttonStop.Size = new System.Drawing.Size(104, 23);
			this.buttonStop.TabIndex = 3;
			this.buttonStop.Text = "停止监听";
			this.buttonStop.Click += new System.EventHandler(this.buttonStop_Click);
			// 
			// buttonStart
			// 
			this.buttonStart.Location = new System.Drawing.Point(120, 240);
			this.buttonStart.Name = "buttonStart";
			this.buttonStart.Size = new System.Drawing.Size(96, 23);
			this.buttonStart.TabIndex = 3;
			this.buttonStart.Text = "开始监听";
			this.buttonStart.Click += new System.EventHandler(this.buttonStart_Click);
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(200, 16);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(120, 23);
			this.label1.TabIndex = 5;
			this.label1.Text = "玩家登录与在线情况";
			// 
			// listBox1
			// 
			this.listBox1.ItemHeight = 12;
			this.listBox1.Location = new System.Drawing.Point(56, 56);
			this.listBox1.Name = "listBox1";
			this.listBox1.Size = new System.Drawing.Size(416, 160);
			this.listBox1.TabIndex = 6;
			// 
			// Game2DServer
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(536, 277);
			this.Controls.Add(this.listBox1);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.buttonStop);
			this.Controls.Add(this.buttonStart);
			this.Name = "Game2DServer";
			this.Text = "Game2DServer";
			this.Closing += new System.ComponentModel.CancelEventHandler(this.Game2DServer_Closing);
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Game2DServer());
		}

		private void buttonStart_Click(object sender, System.EventArgs e)
		{
			myListener=new TcpListener(IPAddress.Parse("127.0.0.1"),6688);
			myListener.Start();
			listBox1.Items.Add("开始监听。。。");
			//创建一个线程监听客户
			Thread myThread=new Thread(new ThreadStart(ReceiveData));
			myThread.Start();
		}

		private void buttonStop_Click(object sender, System.EventArgs e)
		{
			ListenExit();
		}

		private void ListenExit()
		{
			timerSetDot.Enabled=false;
			try
			{
				myListener.Stop();
			}
			catch
			{}
			listBox1.Items.Add("exit listen.");
		}

		private void ReceiveData()
		{
			TcpClient newClient=null;
			while(true)
			{
				try
				{
					//等待玩家进入
					newClient=myListener.AcceptTcpClient();
				}
				catch
				{
					//当单击“停止监听”或者退出时AcceptTcpClient()会产生异常
					break;
				}
				//有玩家进入
				//如果游戏未开始并且玩家人数未达到规定的最多人数，则允许进入
				if(isplaying==false && userNumber<MaxUser)
				{
					int i=0;
					//i为0表示进入的玩家是user[0],i为1表示进入的玩家是user[1]
					if(userNumber==0)
					{
						i=0;
					}
					else
					{
						i=user[0].online ? 1 : 0;
					}
					newClient.ReceiveBufferSize=512; //设置接收缓冲区大小
					newClient.SendBufferSize=512; //设置发送缓冲区大小
					newClient.NoDelay=true;//缓冲区未满时禁用延迟
					user[i].online=true;
					user[i].client=newClient;
					user[i].name="";//玩家主机名初始为空，该名将来来自客户端
					Receive tp=new Receive(newClient,ref listBox1);
					Thread thread=new Thread(new ThreadStart(tp.ProcessService));
					thread.Start();
					userNumber++;
					listBox1.Items.Add("玩家"+i.ToString()+"进入，当前在线玩家："+userNumber.ToString()+"个。");
				}
				else
				{
					try
					{
						NetworkStream netStream=newClient.GetStream();
						StreamWriter sw=new StreamWriter(netStream,System.Text.Encoding.Unicode);
						sw.WriteLine("Sorry");
						sw.Flush();
						listBox1.Items.Add("又有人试图进入，已拒绝。");
					}
					catch
					{
						listBox1.Items.Add("error seading data");
					}
				}
			}
		}

		private void timerSetDot_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
		{
			int i,j,color;
			Random rnd=new System.Random();
			//随机产生一个格内没有点的单元格位置
			do
			{
				i=rnd.Next(15);//产生一个小于15的非负整数
				j=rnd.Next(15);
			}while(Game2DServer.Grid[i,j].has_dot==true);
			//确定产生的颜色
			if(userNumber==2)
			{
				if(Game2DServer.player_turn==Black)
				{
					color=Black;
					Game2DServer.player_turn=White;
				}
				else
				{
					color=White;
					Game2DServer.player_turn=Black;
				}
			}
			else
			{
				color=user[0].online?Black:White;
				player_turn=color;
			}
			setDot(i,j,color);
		}

		private void Game2DServer_Closing(object sender, System.ComponentModel.CancelEventArgs e)
		{
			ListenExit();
		}

		private void ShowWin(int color)
		{
			timerSetDot.Enabled=false;
			isplaying=false;
			user[0].start=false;
			user[1].start=false;
			SendData server=new SendData(listBox1);
			if(user[0].online && user[1].online)