gobang.java

这个是别人做的五子棋游戏

import java.awt.*;
import javax.swing.*;
import java.util.*;
import java.awt.event.*;

import javax.sound.midi.*;
import java.io.*;
import java.net.*;
import   sun.audio.*; 

public class Gobang extends JFrame implements ActionListener
{
	static int table[][] = new int[15][15];  			//棋盘 数组的每一个元素对应棋盘上的一个交叉点，
														//用'0'表示空位、'1'代表玩家的子、'2'代表电脑的子
	static double [][][]player=new double[15][15][4];         //玩家棋型表
	static double [][][]computer=new double[15][15][4]; 		//电脑棋型表
	static boolean b = false;						    //值为真时代表该玩家走，为假时该电脑走
	static boolean priority=false;   //优先权 选择谁先下 true为玩家先 false为电脑先
	static int numberOfChess=0;   //已经下的棋子数
	static int final_x=0,final_y=0;   //最终放置的位置
	int last_x1 = 0,last_y1 = 0;				//最后一次放置的位置
	int last_x2 = 0,last_y2 = 0;			   //倒数第二次放置的位置
	static int countJushu=0;  //统计局数
	static  Sequencer sequencer;   //与音乐播放有关
	AudioStream as;        //与音效播放有关
	boolean openSound = true;			//为真时打开音效，为假时关闭音效
	boolean fights = false;					//为真时表示认输
	DrawTable chessboard = new DrawTable(this);     //画棋盘
	TimeLabel timeLabel=new TimeLabel(this);

	JTextArea jtfTime;		//分别用于显示时间标签
	JButton jbtRetry,jbtStart,jbtFights;//悔棋、开始和认输按钮
	
	ImageIcon imgComputer = new ImageIcon("zuozhu.jpg");
	ImageIcon imgPlayer = new ImageIcon("xiaoying.jpg");
	ImageIcon imgWhite = new ImageIcon("white.jpg");
	ImageIcon imgBlack = new ImageIcon("black.jpg");
	ImageIcon img1 = new ImageIcon("海.jpg");
	ImageIcon img2= new ImageIcon("草原.jpg");
	ImageIcon img3 = new ImageIcon("天文.jpg");
	JLabel label=new JLabel();
	JLabel jlbTitle = new JLabel("五子棋"); 
	JLabel jlbComputer,jlbPlayer;
	
	
	public Gobang()
	{
		//数据结构初始化
		for(int i = 0; i < 15; i++)
			for(int j = 0; j < 15; j++)
			{
				table[i][j] = 0;
			}
		for(int i=0;i<15;i++)
			for(int j=0;j<15;j++)
				for(int k=0;k<4;k++)
				{
					player[i][j][k]=0;
					computer[i][j][k]=0;
				}
		
		label.setIcon(img1);

		//设置菜单
		JMenuBar menu=new JMenuBar();
		JMenu game=new JMenu("游戏");
		JMenuItem startGame=new JMenuItem("开始",'P');
		JMenuItem exit=new JMenuItem("退出",'E');
		game.add(startGame);
		game.add(exit);
		game.setLocation(5,10);
		game.setSize(15,10);
		
		JMenu help=new JMenu("帮助");
		JMenuItem introduce=new JMenuItem("版本信息");
		JMenuItem playHelp=new JMenuItem("使用帮助",'U');
		help.add(introduce);
		help.add(playHelp);
		help.setLocation(30,10);
		help.setSize(15,10);

		JMenu function=new JMenu("功能");
		JMenu music= new JMenu("背景音乐");
		JMenu soundEffects=new JMenu ("音效");
		JMenu backgroundPicture=new JMenu("背景图片");
		
		function.add(music);
		function.add(soundEffects);
		function.addSeparator();   //分隔符
		function.add(backgroundPicture);
		
		JMenuItem openMusic=new JMenuItem("打开音乐");
		JMenuItem closeMusic=new JMenuItem("关闭音乐");
		JMenuItem openSound=new JMenuItem("打开音效");
		JMenuItem closeSound=new JMenuItem("关闭音效");
		JMenuItem p1=new JMenuItem("海");
		JMenuItem p2=new JMenuItem("草原");
		JMenuItem p3=new JMenuItem("天文");

		menu.add(game);
		menu.add(function);
		menu.add(help);
		music.add(openMusic);
		music.add(closeMusic);
		soundEffects.add(openSound);
		soundEffects.add(closeSound);
		backgroundPicture.add(p1);
		backgroundPicture.add(p2);
		backgroundPicture.add(p3);

		getContentPane().add(menu,BorderLayout.NORTH);

		//设置小图片和时间显示
		jlbComputer = new JLabel(imgComputer);
		jlbComputer.setLocation(20,100);
		jlbComputer.setSize(70,120);
		jlbPlayer = new JLabel(imgPlayer);
		jlbPlayer.setLocation(430,100);
		jlbPlayer.setSize(70,120);
		jtfTime = new JTextArea();
		jtfTime.setLocation(470,300);
		jtfTime.setSize(50,70);
		jtfTime.setForeground(Color.green);
		jtfTime.setBackground(Color.black);
		jtfTime.setText("总用时:\n3:00\n倒计时:\n3:00");

		getContentPane().add(jlbComputer);
		getContentPane().add(jlbPlayer);
		getContentPane().add(jtfTime);
		
		//设置并添加棋盘
		chessboard.setLocation(110,30);
		chessboard.setSize(300,300);

		getContentPane().add(chessboard);

		//添加功能按钮
		jbtRetry = new JButton("悔棋");
		jbtRetry.setLocation(95,350);
		jbtRetry.setSize(70,40);
		jbtStart = new JButton("开始");
		jbtStart.setLocation(225,350);
		jbtStart.setSize(70,40);
		jbtFights = new JButton("认输");
		jbtFights.setLocation(355,350);
		jbtFights.setSize(70,40);

		getContentPane().add(jbtRetry);
		getContentPane().add(jbtStart);
		getContentPane().add(jbtFights);

		//设置事件监听器
		startGame.addActionListener(this);   //"游戏"各项的事件监听
		exit.addActionListener(this);

		introduce.addActionListener(this);    //"帮助"各项的事件监听
		playHelp.addActionListener(this);
											 //"功能"各项的事件监听
		openMusic.addActionListener(this);  //背景音乐
		closeMusic.addActionListener(this);
		openSound.addActionListener(this); //音效
		closeSound.addActionListener(this);
		p1.addActionListener(this);             //背景图片
		p2.addActionListener(this);
		p3.addActionListener(this);

		jbtRetry.addActionListener(this);   //功能按钮监听事件
		jbtStart.addActionListener(this);
		jbtFights.addActionListener(this);

		getContentPane().add(label);
		
		//设置窗体
		this.setTitle("五子棋");
		this.setSize(550,430);
		this.setLocation(220,150);
		this.setResizable(false);   //固定窗体大小
		this.setDefaultCloseOperation(EXIT_ON_CLOSE);
		this.setVisible(true);
	}
	
	public void actionPerformed(ActionEvent e)
	{
		if(e.getSource() == jbtRetry)
		{
			Graphics g = chessboard.getGraphics();
			g.drawImage(null,20*last_x1+5,20*last_y1+5,null);
			g.drawImage(null,20*last_x2+5,20*last_y2+5,null);
			table[last_x1][last_y1] = 0;
			table[last_x2][last_y2] = 0;
			repaint();
		}
		else if(e.getSource() == jbtStart)
		{
			countJushu++;
			if(countJushu%2==0)
				priority=true;
			else
				priority=false;

			if(priority==true)
				JOptionPane.showMessageDialog(null,"               这次您先走"
					,"系统提示",JOptionPane.INFORMATION_MESSAGE);
			numberOfChess=0;  //初始化落子数量
			final_x=0;  //初始化落子位置
			final_y=0;
			
			timeLabel.stop();
			timeLabel = new TimeLabel(this);
			timeLabel.start();
			
			clear();
			repaint();
			fights = false;
			action();
		}
		else if(e.getSource() == jbtFights)
		{
			JOptionPane.showMessageDialog(null,"       黑棋认输，白旗胜","提示信息",
				JOptionPane.INFORMATION_MESSAGE);
			int judge=JOptionPane.showConfirmDialog(null,  "胆小鬼，居然认输，还下不了？ ","强烈鄙视",
							JOptionPane.YES_NO_OPTION);
			if(judge==0)   //判断选了yes 还是 no
				;
			else{
				JOptionPane.showMessageDialog(null,"             游戏将退出!","系统提示",
					JOptionPane.WARNING_MESSAGE);
				System.exit(0);
			}
			timeLabel.stopped = true;
			fights = true;
			return;
		}
		Object object=e.getSource();
		String s=e.getActionCommand();
		if(object instanceof JMenuItem)
		{
			if("开始".equals(s))
			{
				countJushu++;
				if(countJushu%2==0)
					priority=true;
				else
					priority=false;

				if(priority==true)
					JOptionPane.showMessageDialog(null,"             这次您先走"
						,"系统提示",JOptionPane.INFORMATION_MESSAGE);
				numberOfChess=0;  //初始化落子数量
				final_x=0;  //初始化落子位置
				final_y=0;
				
				timeLabel.stop();
				timeLabel = new TimeLabel(this);
				timeLabel.start();
				
				clear();
				repaint();
				fights = false;
				action();
			}
			else if("退出".equals(s))
			{
				System.exit(0);
			}
			else if("版本信息".equals(s))
			{
				String s1="一.软件名称及版本号：五子棋游戏1.0版。\n二．	开发人员：王峰，李杰。\n"+
								"三．	开发时间：2007.3.25--2007.4.9";
				JOptionPane.showMessageDialog(null,s1,
							"游戏说明",JOptionPane.INFORMATION_MESSAGE);
			}
			else if("使用帮助".equals(s))
			{
				String s2="1.人机对战。第一局电脑先，以后各局玩家与电脑依次先\n"+
							  "2.点击界面内的<开始>或<游戏>菜单中的<开始>可以开始新游戏\n"+
							  "3.可以通过<功能>菜单开闭背景音乐、音效以及更换背景图片\n"+
							  "4.点击界面中的<悔棋>或<认输>玩家可以实现相应功能\n"+
					          "5.注意时间控制，最长为3分钟，时间到为和棋";
				JOptionPane.showMessageDialog(null,s2,
							"帮助",JOptionPane.INFORMATION_MESSAGE);
			}
			else if("打开音乐".equals(s))
				musicPlay();    //调用背景音乐播放函数，打开音乐

			else if("关闭音乐".equals(s))
				sequencer.close(); //关闭音乐

			else if("打开音效".equals(s))
			{
				openSound = true;
			}
			else if("关闭音效".equals(s))
			{
				openSound = false;
				AudioPlayer.player.stop(as);       
			}

			else if("海".equals(s)){
				label.setIcon(img1);
			}
			else if("草原".equals(s)){
				label.setIcon(img2);
			}
			else if("天文".equals(s)){
				label.setIcon(img3);;
			}
		}
	}

	public void musicPlay(){   //背景音乐播放
		try
		{
			sequencer = MidiSystem.getSequencer();
			sequencer.open();
			File myMusic = new File("moonlight_in_town.mid");
			Sequence mySequence = MidiSystem.getSequence(myMusic);
			sequencer.setSequence(mySequence);
			sequencer.start();
		}
		catch(Exception me)
		{
			me.printStackTrace();
		}
	}

	public void soundPlay(){   //音效播放
		if(!openSound)
		{
			return;
		}
		try	{        
			FileInputStream fileau = new FileInputStream("sound.wav");       
			as = new AudioStream(fileau);       
			AudioPlayer.player.start(as);
		} 
		catch (IOException ie) 
		{       
			ie.printStackTrace();
		} 
	}

	public void action()   //下棋动作
	{
		if(!priority)
		{
			computerAction();
			priority = true;
		}
		else
		{
			priority = false;
		}
		
		chessboard.addMouseListener(new MouseAdapter()
			{
				public void mouseClicked(MouseEvent e)
				{
						if(b)
						{
							for(int i = 0; i < 15; i++)
							for(int j = 0; j < 15; j++)
							{
								if(Math.abs(e.getX()-(20*i+10))<=3 && Math.abs(e.getY()-(20*j+10))<=3 && table[i][j] == 0)
								{
									if(isWin()){
										return;
									}
									last_x2 = last_x1;
									last_y2 = last_y1;
									last_x1 = i;
									last_y1 = j;
									table[i][j] = 1;
									repaint();
									soundPlay();
									b = false;
									if(isWin()){
										return;
									}
									computerAction();
									break;
								}
										
							}	
						}
					}
			});	
			numberOfChess++;
	}
	
	//电脑下棋
	public void computerAction()
	{

		int x=0,y=0;
		int heng,shu,pie,na;
		
		 if(numberOfChess==0){     //设置电脑的第一个子的位置
			while(true){
				if((final_x<6||final_x>9)||final_y<6||final_y>9){ 
				final_x=(int)(Math.random()*15);  
				final_y=(int)(Math.random()*15);
				}
				else
					break;
			}
		}
		else
			forecast();  //预测

		x=final_x;y=final_y;
				
		last_x2 = last_x1;
		last_y2 = last_y1;
		last_x1 = x;
		last_y1 = y;
		table[x][y] = 2;
		numberOfChess++;
		b = true;
		repaint();
		soundPlay();  //播放音效
		isWin();
	}
	
	
	public void clear()	 //清零
	{                   

		for(int i=0;i<15;i++)
			for(int j=0;j<15;j++)
			{
				Graphics g = chessboard.getGraphics();
				g.drawImage(null,20*i+5,20*j+5,null);
				table[i][j]=0;
			}
		
		for(int i=0;i<15;i++)
			for(int j=0;j<15;j++)
				for(int k=0;k<4;k++)
				{
					player[i][j][k]=0;
					computer[i][j][k]=0;
				}
		b = true;
	}
	
	public boolean isWin()   //判断是否胜利
	{
		if(fights)
		{
			JOptionPane.showMessageDialog(null,"     胜负已分,请重新开始","系统提示",
					JOptionPane.WARNING_MESSAGE);
			return true;
		}
		for(int i = 0; i < 15; i++)
			for(int j = 0; j < 15; j++)
			{
				player[i][j][0]=Transverse(i,j,1);
				player[i][j][1]=Longitudinal(i,j,1);
				player[i][j][2]=Anti_diagonal(i,j,1);
				player[i][j][3]=diagonal(i,j,1);

				computer[i][j][0]=Transverse(i,j,2);
				computer[i][j][1]=Longitudinal(i,j,2);
				computer[i][j][2]=Anti_diagonal(i,j,2);
				computer[i][j][3]=diagonal(i,j,2);
				if(player[i][j][0]>4 || player[i][j][1]>4 || player[i][j][2]>4 || player[i][j][3]>4)
				{
					JOptionPane.showMessageDialog(null,"      恭喜你，你赢了！","系统提示",
					JOptionPane.INFORMATION_MESSAGE);
					timeLabel.stopped = true;
					int judge=JOptionPane.showConfirmDialog(null,  "你挺强啊，敢不敢再来一局！","我不服",
							JOptionPane.YES_NO_OPTION );
					if(judge==0)   //判断选了yes 还是 no
						;
					else{
						JOptionPane.showMessageDialog(null,"             游戏将退出!","系统提示",
							JOptionPane.WARNING_MESSAGE);
						System.exit(0);
					}
					return true;
				}
				else if(computer[i][j][0]>4||computer[i][j][1]>4||computer[i][j][2]>4
					||computer[i][j][3]>4)
				{
					JOptionPane.showMessageDialog(null,"            电脑获胜！ ","系统提示",
					JOptionPane.INFORMATION_MESSAGE);
					timeLabel.stopped = true;
					int judge=JOptionPane.showConfirmDialog(null,  "臭棋篓子，服不服？ 不服再来！","强烈鄙视",
							JOptionPane.YES_NO_OPTION);
					if(judge==0)   //判断选了yes 还是 no
						;
					else{
						JOptionPane.showMessageDialog(null,"             游戏将退出!","系统提示",
							JOptionPane.WARNING_MESSAGE);
						System.exit(0);
					}
					return true;
				}
			}
		return false;
	}
	
   static void forecast(){   //电脑进行预测

			double maxOfAll=0.0;
			double maxOfCom=0.0;  //所有点的最大computer值
			double maxOfPla=0.0;   //所有点的最大player值
			int i=0,j=0,k;
		
			for(i=0;i<15;i++)
				for(j=0;j<15;j++)
					if(table[i][j]==0)
						table[i][j]=4;
			
			int position[][]={{0,0},{0,0}};   //预测电脑和玩家时分别放置的位置
			

			V_fillInBlank(true);

			for(i=0;i<15;i++)   
				for(j=0;j<15;j++)
					for(k=0;k<4;k++){
						if(computer[i][j][k]>=maxOfCom&&table[i][j]==4)
							maxOfCom=computer[i][j][k];
					}
			
			for(i=0;i<15;i++)
				for(j=0;j<15;j++)
					for(k=0;k<4;k++){
						if(maxOfCom==computer[i][j][k]&&table[i][j]==4){
							position[0][0]=i;
							position[0][1]=j;
							break;