Java如何实现五子棋游戏

本篇内容介绍了“Java如何实现五子棋游戏”的有关知识，在实际案例的操作过程中，不少人都会遇到这样的困境，接下来就让小编带领大家学习一下如何处理这些情况吧！希望大家仔细阅读，能够学有所成！

简介

相比之前，做出了以下修改：

新增菜单栏，将重新开始和退出的按钮移到了菜单栏；
2.可以实时显示时间（多线程）；
3.下棋时可以显示当前是哪一方在下棋；
4.可以更改背景颜色；
5.可以更改先行方（默认黑子）。

结果

完整代码

Frame.java（主界面）

package Gobang;import javax.swing.*;import java.awt.*;import java.awt.event.*;import java.awt.image.*;//import java.applet.*;//import java.net.*;//import java.io.*;//import javax.imageio.*;public class Frame  extends JFrame implements MouseListener,ActionListener{//JFrame的扩展类        //ImageIcon image;    //JLayeredPane layeredPane;    //JPanel jp;        private static final long serialVersionUID = 1L;    public JButton AdmitDefeatButton,RegretButton;//两个按钮，各有其功能。    JLabel TimeLabel;//用来显示时间    JLabel jl1,jl2,jl3;//游戏信息    Graphics g;//画笔    BufferedImage buf;        int x;//鼠标的坐标    int y;    int[][] Chess = new int[20][20];   // 保存棋子,1表示黑子，2表示白子    boolean IsBlack = true;   //表示当前要下的是黑子还是白子,true表示黑子,false表示白子    boolean IsFinish = false;   //表示当前游戏是否结束    int xRange;    int yRange;    int[] chessX = new int[400];//用来保存从开始到当前的所有棋子，用于悔棋；    int[] chessY = new int[400];    int countX = 0;    int countY = 0;            //菜单栏    JMenuBar menubar;    JMenu menu;    JMenu setmenu;    JMenuItem RestartItem,ExitItem,IntroItem,BackgroundItem,FirstItem;        //获取屏幕的宽度和高度    Toolkit kit = Toolkit.getDefaultToolkit();    Dimension screenSize = kit.getScreenSize();    int screenWidth = screenSize.width;    int screenHeight = screenSize.height;        public Frame() {                                        //设置标题、大小、排列方式等        this.setTitle("五子棋");        this.setSize(600,600);        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);        this.setVisible(true);        this.setLayout(null);        int height = this.getHeight();        int width = this.getWidth();        this.setLocation(screenWidth/2-width/2, screenHeight/2-height/2);                //实时显示时间，用到多线程来实时显示。        jl1 = new JLabel("北京时间");        jl1.setLocation(430, 120);        jl1.setSize(80,20);        this.add(jl1);        TimeLabel = new JLabel();        new Thread(new Time(TimeLabel)).start();//新建一个线程        TimeLabel.setLocation(510, 120);        TimeLabel.setSize(80,20);        this.add(TimeLabel);                //显示游戏信息，当前是谁执子；        jl2 = new JLabel("游戏信息");        jl2.setLocation(430, 150);        jl2.setSize(80,20);        jl3 = new JLabel("黑方先行");        jl3.setLocation(510, 150);        jl3.setSize(80,20);        this.add(jl2);        this.add(jl3);                //设置背景颜色        this.getContentPane().setBackground(new Color(255, 239 ,213));        this.getContentPane().setVisible(true);                //设置菜单栏        menubar = new JMenuBar();//菜单栏        menu = new JMenu("游戏操作");         RestartItem = new JMenuItem("重新开始");        ExitItem = new JMenuItem("退出");        menu.add(RestartItem);        menu.add(ExitItem);        menubar.add(menu);        setmenu = new JMenu("设置");        IntroItem = new JMenuItem("游戏说明");        BackgroundItem = new JMenuItem("背景颜色");        FirstItem = new JMenuItem("先行方");        setmenu.add(IntroItem);        setmenu.add(BackgroundItem);        setmenu.add(FirstItem);        menubar.add(setmenu);        menubar.setBackground(new Color(249,205,173));        menubar.setVisible(true);        this.setJMenuBar(menubar);                //两个按钮，认输和悔棋；        AdmitDefeatButton = new JButton("认输");        AdmitDefeatButton.setSize(80,40);        AdmitDefeatButton.setLocation(120, 480);        RegretButton = new JButton("悔棋" );        RegretButton.setSize(80,40);        RegretButton.setLocation(240, 480);        this.add(AdmitDefeatButton);        this.add(RegretButton);                                        this.repaint();//表示重新绘制画布，可以自动调用paint函数；        //本类作为监听类，包括鼠标监听和按钮动作监听；        this.addMouseListener(this);        IntroItem.addActionListener(this);        BackgroundItem.addActionListener(this);        FirstItem.addActionListener(this);        RestartItem.addActionListener(this);        AdmitDefeatButton.addActionListener(this);        RegretButton.addActionListener(this);        ExitItem.addActionListener(this);    }    //画布绘制    public void paint(Graphics g)    {        if(g == null)//如果第一次绘制，新建一个图片，并且创建画布。        {            buf = new BufferedImage(450, 450, BufferedImage.TYPE_INT_RGB);            g =  buf.createGraphics();        }        if(g != null)//        {            super.paint(g);//表示在原来图像的基础上，再画图            g.setColor(new Color(249,205,173));//画笔颜色调成褐色；            g.fill3DRect(20, 130, 400, 400,true);//用画笔画一个边长为400的正方形；边距为20，130            for(int i = 0; i <= 20; i++)//用画笔横竖各画19条线            {                g.setColor(Color.BLACK);//画笔颜色调为黑色；                g.drawLine(20,130+i*20,420,130+i*20);                g.drawLine(20+i*20,130,20+i*20,530);            }        }         for(int i=0; i<20; i++){                for (int j = 0; j < 20; j++) {                    //画实心黑子，直径16                    if(Chess[i][j] == 1){                            int tempX = i*20+12;                        int tempY = j*20+122;                        g.setColor(Color.BLACK);                        g.fillOval(tempX, tempY, 16, 16);                        g.setColor(Color.BLACK);                        g.drawOval(tempX, tempY, 16, 16);                    }                                        //画实心白子，直径16                    if(Chess[i][j] == 2){                        int tempX = i*20+12;                        int tempY = j*20+122;                        g.setColor(Color.WHITE);                        g.fillOval(tempX, tempY, 16, 16);                        g.setColor(Color.WHITE);                        g.drawOval(tempX, tempY, 16, 16);                    }                }            }        g.drawImage(buf, 0, 0,this);            }            public void mousePressed(MouseEvent e) {        // TODO Auto-generated method stub                if(!IsFinish)    //判断棋局是否结束        {            x = e.getX();    //获取当前鼠标点击位置            y = e.getY();            if(x >= 20 && x < 420 && y >= 130 && y<= 530)//判断鼠标是否在棋局内            {                xRange = (x-20)%20;                if(xRange > 10 && xRange < 20)    //如果在交叉点的边长为10的范围内，就把棋子下在这；                {                    x = (x - 20) / 20 + 1;                }                else                {                    x = (x - 20) / 20;                }                yRange = (y-130)%20;                if(yRange > 10 && yRange < 20)                {                    y = (y - 130) / 20 + 1;                }                else                {                    y = (y - 130) / 20;                }                                if(Chess[x][y] == 0)    //如果该交叉点没有被下过；                {                    chessX[countX++] = x;    //存储当前棋子的位置；                    chessY[countY++] = y;                    if(jl3.getText().equals("黑方先行"))            //如果是黑子                    {                        Chess[x][y] = 1;                        IsBlack = false;                        jl3.setText("白方先行");                    }                    else if(jl3.getText().equals("白方先行"))                    {                        Chess[x][y] = 2;                        IsBlack = true;                        jl3.setText("黑方先行");                    }                    this.repaint();//重新绘制画布                }                                if(this.isWin())//如果下棋之后赢了，弹出对话框                {                    if(Chess[x][y] == 1)                    {                        JOptionPane.showMessageDialog(this, "黑方胜利");                    }                    else                     {                        JOptionPane.showMessageDialog(this, "白方胜利");                    }                    this.IsFinish = true;  //游戏结束                }                            }                    }    }        public boolean isWin(){        boolean flag = false;        int count = 1;         int color = Chess[x][y];          //判断横向是否有5个棋子相连        count = this.checkCount(1,0,color);        if(count >= 5){            flag = true;        }else {            //判断纵向            count = this.checkCount(0,1,color);            if(count >= 5){                flag = true;            }else {                 //判断右上,左下                count = this.checkCount(1,-1,color);                if(count >= 5){                    flag = true;                }else {                    //判断右下,左上                    count = this.checkCount(1,1,color);                    if(count >= 5){                        flag =  true;                    }                }            }        }        return flag;    }     // 检查棋盘中的五子棋是否连成五子，xChange，yChange为相对于当前棋子位置的变化量    public int checkCount(int xChange , int yChange ,int color){        int count = 1;//统计总共有几个连着的棋子；        int tempX = xChange;        int tempy = yChange;          //判断棋子右边有没有相同颜色的棋子；        while(x + xChange >=0 && x+xChange <20  && y+yChange >=0 &&                 y+yChange < 20 && color == Chess[x+xChange][y+yChange])        {            count++;                        //如果有，棋子数加一            if(xChange != 0)                  xChange++;                    //如果横向方向变化，x相对位置加一            if(yChange != 0 )                            {                      if(yChange != 0)                            {                    if(yChange > 0)            //如果纵向方向增加，y相对位置加一                    {                           yChange++;                            }                    else                     //如果纵向方向减小，y相对位置减一                    {                        yChange--;                            }                }            }                    }        xChange = tempX;        yChange = tempy;          //判断棋子左边有没有相同颜色的棋子；        while(x-xChange >=0 && x-xChange <20 && y-yChange >=0 &&                y-yChange <20 && color == Chess[x-xChange][y-yChange])        {                    count++;            if(xChange != 0)            {                xChange++;            }            if(yChange != 0)            {                if (yChange > 0)                 {                    yChange++;                            }                else                 {                    yChange--;                            }            }        }        return count;    }    //监听动作函数    //@SuppressWarnings("deprecation")    public void actionPerfORMed(ActionEvent e) {        // TODO Auto-generated method stub                if(e.getActionCommand()=="重新开始")//如果点击的按钮是RestartButton，清空画板，还原设置        {            if(JOptionPane.showConfirmDialog(this, "是否重新开始游戏?") == 0)            {                for (int i = 0; i < 20; i++)                 {                    for (int j = 0; j < 20; j++)                     {                        Chess[i][j] = 0;  //清空棋盘的棋子                    }                                    }                                //清空下棋棋子坐标的记录                for (int i = 0; i < 400; i++)                {                    chessX[i] = 0;                    chessY[i] = 0;                }                countX =0;                countY =0;                IsBlack = true;                jl3.setText("黑方先行");                IsFinish = false;                this.repaint();            }        }        if(e.getSource() == AdmitDefeatButton)//如果点击的按钮是AdmitDefeatButton，结束游戏，并提示        {            if(!IsFinish)    //判断棋局是否结束            {                if(JOptionPane.showConfirmDialog(this, "是否确定认输?") == 0)                {                    if(IsBlack == true)                    {                        JOptionPane.showMessageDialog(this,"白方获胜");                    }                    else                    {                        JOptionPane.showMessageDialog(this,"黑方获胜");                    }                    IsFinish = true;                }            }        }        if(e.getActionCommand()=="退出")//如果点击的按钮是ExitButton，退出程序        {            if(JOptionPane.showConfirmDialog(this, "是否确定退出?") == 0)            {                System.exit(0);            }        }        if(e.getSource() == RegretButton)///如果点击的按钮是RegretButton，悔棋一步        {            if(!IsFinish)    //判断棋局是否结束            {            if(IsBlack == true)    //如果现在是黑子要下，表示悔棋的是白子            {                if(JOptionPane.showConfirmDialog(this, "白方想要悔棋，是否同意?") == 0)                {                    int tempX = chessX[--countX];    //获取上一步白子下的位置；                    int tempY = chessY[--countY];                    Chess[tempX][tempY] = 0;    //撤回白子                    IsBlack = false;    //当前要下的变为白方                    jl3.setText("白方先行");                }            }            else            {                if(JOptionPane.showConfirmDialog(this, "黑方想要悔棋?") == 0)                {                    int tempX = chessX[--countX];                    int tempY = chessY[--countY];                    Chess[tempX][tempY] = 0;                    IsBlack = true;                    jl3.setText("黑方先行");                }            }            this.repaint();    //重新绘制画布            }        }        if(e.getActionCommand()=="游戏说明")        {            JDialog frame1 = new JDialog();//新建对话框            frame1.setSize(200,200);            int height = frame1.getHeight();            int width = frame1.getWidth();            frame1.setLocation(screenWidth/2-width/2, screenHeight/2-height/2);             JTextArea ta = new JTextArea();//新建文本框             ta.setText("双方分别使用黑白两色的棋子，下在棋盘直线与横线的交叉点上，先形成五子连线者获胜。");             ta.setEditable(false);             jscrollPane jsp = new JScrollPane(ta);             frame1.setTitle("规则");             frame1.getContentPane().add(jsp);    //添加文本框             frame1.setModalityType(Dialog.ModalityType.APPLICATION_MODAL);    // 设置模式类型             frame1.setVisible(true);        }        if(e.getActionCommand()=="背景颜色")        {            JDialog frame2 = new JDialog();//新建对话框            frame2.setSize(150,200);            int height = frame2.getHeight();            int width = frame2.getWidth();            frame2.setLocation(screenWidth/2-width/2, screenHeight/2-height/2);            frame2.setLayout(new GridLayout(3,2,10,10));            //三个文本框；            JLabel label1 = new JLabel("Red");            JLabel label2 = new JLabel("Green");            JLabel label3 = new JLabel("Blue");            JTextField tf1 = new JTextField("255");            //tf1.setSize(80, 20);            JTextField tf2 = new JTextField("239");            //tf2.setBounds(10, 40, 80, 20);            JTextField tf3 = new JTextField("213");            //tf3.setBounds(10, 70, 80, 20);            frame2.setTitle("设置背景颜色");            frame2.getContentPane().add(label1);            frame2.getContentPane().add(tf1);    //            frame2.getContentPane().add(label2);            frame2.getContentPane().add(tf2);            frame2.getContentPane().add(label3);            frame2.getContentPane().add(tf3);                                frame2.setModalityType(Dialog.ModalityType.APPLICATION_MODAL);    // 设置模式类型            frame2.setVisible(true);                        //改变背景颜色            int Red =Integer.parseInt(tf1.getText());            int Green =Integer.parseInt(tf2.getText());            int Blue =Integer.parseInt(tf3.getText());            this.getContentPane().setBackground(new Color(Red,Green,Blue));            this.repaint();        }        if(e.getActionCommand() == "先行方") {            new FirstDialog(IsBlack,jl3);//新建对话框，改变先行方                    }    }    public static void main(String[] args) {        new Frame();}    @Override    public void mouseClicked(MouseEvent e) {        // TODO Auto-generated method stub            }    @Override    public void mouseReleased(MouseEvent e) {        // TODO Auto-generated method stub            }    @Override    public void mouseEntered(MouseEvent e) {        // TODO Auto-generated method stub            }    @Override    public void mouseExited(MouseEvent e) {        // TODO Auto-generated method stub            }}//改变先行方class FirstDialog extends JDialog implements ItemListener{        private static final long serialVersionUID = 1L;    Toolkit kit = Toolkit.getDefaultToolkit();    Dimension screenSize = kit.getScreenSize();    int screenWidth = screenSize.width;    int screenHeight = screenSize.height;    Boolean IsBlack;    JLabel jl = new JLabel();    JRadioButton rbWhite,rbBlack;    FirstDialog(Boolean IsBlack,JLabel jl)    {        this.IsBlack = IsBlack;        this.jl = jl;        this.setSize(150,200);        int height = this.getHeight();        int width = this.getWidth();        this.setLocation(screenWidth/2-width/2, screenHeight/2-height/2);        this.setTitle("先行方");                //一个单选组合；        rbWhite = new JRadioButton("白子");        rbBlack = new JRadioButton("黑子");        this.setLayout(new FlowLayout());        this.getContentPane().add(rbWhite);        this.getContentPane().add(rbBlack);    //        ButtonGroup bgroup = new ButtonGroup();        bgroup.add(rbWhite);        bgroup.add(rbBlack);                //本类做监听类        rbWhite.addItemListener(this);        rbBlack.addItemListener(this);        this.setModalityType(Dialog.ModalityType.APPLICATION_MODAL);    // 设置模式类型        this.setVisible(true);    }    public void itemStateChanged(ItemEvent e) {        if(rbWhite.isSelected())//选中白子时，将先行方设为白子；        {            IsBlack = false;            jl.setText("白方先行");        }        else if(rbBlack.isSelected())        {            IsBlack = true;            jl.setText("黑方先行");        }    }    }

Time.java（实时显示时间）

package Gobang;import java.awt.*;import javax.swing.*;import java.util.*;import java.text.*;public class Time implements Runnable{    private JLabel lab = new JLabel();    public Time(JLabel lab) {        this.lab = lab;    }    public void run() {        while(true) {            SimpleDateFormat simpleFormat = new SimpleDateFormat("HH:mm:ss");            Calendar c = Calendar.getInstance();            lab.setText(simpleFormat.format(c.getTime()));            lab.setForeground(Color.RED);            try {                Thread.sleep(1000);            }catch(Exception e)            {                e.printStackTrace();            }        }    }}

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