五子棋程序解析

背景图

Test.java

package org.liky.game.test;

import org.liky.game.frame.FiveChessFrame;

public class Test {
    public static void main(String[] args) {
        /*MyChessFrame mf = new MyChessFrame();*/
        //JOptionPane.showMessageDialog(mf, " 我的信息 ");
        /*int result = JOptionPane.showConfirmDialog(mf, " 我的确认信息,现在要开始游戏吗？ ");
        if (result == 0 ) {
            JOptionPane.showMessageDialog(mf, "游戏开始");
        }
        if (result == 1) {
            JOptionPane.showMessageDialog(mf, "游戏结束") ;            
        }
        if (result == 2) {
            JOptionPane.showMessageDialog(mf, "请从新选择");
        }*/
        /*String username = JOptionPane.showInputDialog("请输入你的姓名： ");
        if (username != null) {
            System.out.println(username );
            JOptionPane.showMessageDialog(mf, "输入的姓名为："+username );
        } else {
            JOptionPane.showMessageDialog(mf, "请重新输入你的姓名！");
        }*/
        FiveChessFrame ff = new FiveChessFrame();
    }
}

FiveChessFrame.java

package org.liky.game.frame;

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Toolkit;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;
import javax.swing.JFrame;
import javax.swing.JOptionPane;

public class FiveChessFrame extends JFrame implements MouseListener, Runnable {

    // 取得屏幕的宽度
    int width = Toolkit.getDefaultToolkit().getScreenSize().width;
    // 取得屏幕的高度
    int height = Toolkit.getDefaultToolkit().getScreenSize().height;
    // 背景图片
    BufferedImage bgImage = null;
    // 保存棋子的坐标
    int x = 0;
    int y = 0;
    // 保存之前下过的全部棋子的坐标
    // 其中数据内容 0： 表示这个点并没有棋子， 1： 表示这个点是黑子， 2：表示这个点是白子
    int[][] allChess = new int[19][19];
    // 标识当前应该黑棋还是白棋下下一步
    boolean isBlack = true;
    // 标识当前游戏是否可以继续
    boolean canPlay = true;
    // 保存显示的提示信息
    String message = "黑方先行";
    // 保存最多拥有多少时间(秒)
    int maxTime = 0;
    // 做倒计时的线程类
    Thread t = new Thread(this);
    // 保存黑方与白方的剩余时间
    int blackTime = 0;
    int whiteTime = 0;
    // 保存双方剩余时间的显示信息
    String blackMessage = "无限制";
    String whiteMessage = "无限制";

    public FiveChessFrame() {
        // 设置标题
        this.setTitle("五子棋");
        // 设置窗体大小
        this.setSize(500, 500);
        // 设置窗体出现位置
        this.setLocation((width - 500) / 2, (height - 500) / 2);
        // 将窗体设置为大小不可改变
        this.setResizable(false);
        // 将窗体的关闭方式设置为默认关闭后程序结束
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        // 为窗体加入监听器
        this.addMouseListener(this);
        // 将窗体显示出来
        this.setVisible(true);

        t.start();
        t.suspend();

        // 刷新屏幕,防止开始游戏时出现无法显示的情况.
        this.repaint();
        String imagePath = "" ;
        try {
            imagePath = System.getProperty("user.dir")+"/bin/image/background.jpg" ;
            bgImage = ImageIO.read(new File(imagePath.replaceAll("\\", "/")));
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    public void paint(Graphics g) {
        // 双缓冲技术防止屏幕闪烁
        BufferedImage bi = new BufferedImage(500, 500,
                BufferedImage.TYPE_INT_RGB);
        Graphics g2 = bi.createGraphics();
        g2.setColor(Color.BLACK);
        // 绘制背景
        g2.drawImage(bgImage, 1, 20, this);
        // 输出标题信息
        g2.setFont(new Font("黑体", Font.BOLD, 20));
        g2.drawString("游戏信息：" + message, 130, 60);
        // 输出时间信息
        g2.setFont(new Font("宋体", 0, 14));
        g2.drawString("黑方时间：" + blackMessage, 30, 470);
        g2.drawString("白方时间：" + whiteMessage, 260, 470);

        // 绘制棋盘
        for (int i = 0; i < 19; i++) {
            g2.drawLine(10, 70 + 20 * i, 370, 70 + 20 * i);
            g2.drawLine(10 + 20 * i, 70, 10 + 20 * i, 430);
        }

        // 标注点位
        g2.fillOval(68, 128, 4, 4);
        g2.fillOval(308, 128, 4, 4);
        g2.fillOval(308, 368, 4, 4);
        g2.fillOval(68, 368, 4, 4);
        g2.fillOval(308, 248, 4, 4);
        g2.fillOval(188, 128, 4, 4);
        g2.fillOval(68, 248, 4, 4);
        g2.fillOval(188, 368, 4, 4);
        g2.fillOval(188, 248, 4, 4);

        /*
         * //绘制棋子 x = (x - 10) / 20 * 20 + 10 ; y = (y - 70) / 20 * 20 + 70 ;
         * //黑子 g.fillOval(x - 7, y - 7, 14, 14); //白子 g.setColor(Color.WHITE) ;
         * g.fillOval(x - 7, y - 7, 14, 14); g.setColor(Color.BLACK) ;
         * g.drawOval(x - 7, y - 7, 14, 14);
         */

        // 绘制全部棋子
        for (int i = 0; i < 19; i++) {
            for (int j = 0; j < 19; j++) {
                if (allChess[i][j] == 1) {
                    // 黑子
                    int tempX = i * 20 + 10;
                    int tempY = j * 20 + 70;
                    g2.fillOval(tempX - 7, tempY - 7, 14, 14);
                }
                if (allChess[i][j] == 2) {
                    // 白子
                    int tempX = i * 20 + 10;
                    int tempY = j * 20 + 70;
                    g2.setColor(Color.WHITE);
                    g2.fillOval(tempX - 7, tempY - 7, 14, 14);
                    g2.setColor(Color.BLACK);
                    g2.drawOval(tempX - 7, tempY - 7, 14, 14);
                }
            }
        }
        g.drawImage(bi, 0, 0, this);
    }

    public void mouseClicked(MouseEvent e) {
        // TODO Auto-generated method stub

    }

    public void mouseEntered(MouseEvent e) {
        // TODO Auto-generated method stub

    }

    public void mouseExited(MouseEvent e) {
        // TODO Auto-generated method stub

    }

    public void mousePressed(MouseEvent e) {
        // TODO Auto-generated method stub
        /*
         * System.out.println("X:"+e.getX()); System.out.println("Y:"+e.getY());
         */
        if (canPlay == true) {
            x = e.getX();
            y = e.getY();
            if (x >= 10 && x <= 370 && y >= 70 && y <= 430) {
                x = (x - 10) / 20;
                y = (y - 70) / 20;
                if (allChess[x][y] == 0) {
                    // 判断当前要下的是什么颜色的棋子
                    if (isBlack == true) {
                        allChess[x][y] = 1;
                        isBlack = false;
                        message = "轮到白方";
                    } else {
                        allChess[x][y] = 2;
                        isBlack = true;
                        message = "轮到黑方";
                    }
                    // 判断这个棋子是否和其他的棋子连成5连，即判断游戏是否结束
                    boolean winFlag = this.checkWin();
                    if (winFlag == true) {
                        JOptionPane.showMessageDialog(this, "游戏结束,"
                                + (allChess[x][y] == 1 ? "黑方" : "白方") + "获胜！");
                        canPlay = false;
                    }
                } else {
                    JOptionPane.showMessageDialog(this, "当前位置已经有棋子，请重新落子！");
                }
                this.repaint();
            }
        }
        /* System.out.println(e.getX() + " -- " + e.getY()); */
        // 点击 开始游戏 按钮
        if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 70
                && e.getY() <= 100) {
            int result = JOptionPane.showConfirmDialog(this, "是否重新开始游戏?");
            if (result == 0) {
                // 现在重新开始游戏
                // 重新开始所要做的操作: 1)把棋盘清空,allChess这个数组中全部数据归0.
                // 2) 将 游戏信息: 的显示改回到开始位置
                // 3) 将下一步下棋的改为黑方
                for (int i = 0; i < 19; i++) {
                    for (int j = 0; j < 19; j++) {
                        allChess[i][j] = 0;
                    }
                }
                // 另一种方式 allChess = new int[19][19];
                message = "黑方先行";
                isBlack = true;
                blackTime = maxTime;
                whiteTime = maxTime;
                if (maxTime > 0) {
                    blackMessage = maxTime / 3600 + ":"
                            + (maxTime / 60 - maxTime / 3600 * 60) + ":"
                            + (maxTime - maxTime / 60 * 60);
                    whiteMessage = maxTime / 3600 + ":"
                            + (maxTime / 60 - maxTime / 3600 * 60) + ":"
                            + (maxTime - maxTime / 60 * 60);
                    t.resume();
                } else {
                    blackMessage = "无限制";
                    whiteMessage = "无限制";
                }
                this.canPlay = true; 
                this.repaint();

            }
        }
        // 点击 游戏设置 按钮
        if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 120
                && e.getY() <= 150) {
            String input = JOptionPane
                    .showInputDialog("请输入游戏的最大时间(单位:分钟),如果输入0,表示没有时间限制:");
            try {
                maxTime = Integer.parseInt(input) * 60;
                if (maxTime < 0) {
                    JOptionPane.showMessageDialog(this, "请输入正确信息,不允许输入负数!");
                }
                if (maxTime == 0) {
                    int result = JOptionPane.showConfirmDialog(this,
                            "设置完成,是否重新开始游戏?");
                    if (result == 0) {
                        for (int i = 0; i < 19; i++) {
                            for (int j = 0; j < 19; j++) {
                                allChess[i][j] = 0;
                            }
                        }
                        // 另一种方式 allChess = new int[19][19];
                        message = "黑方先行";
                        isBlack = true;
                        blackTime = maxTime;
                        whiteTime = maxTime;
                        blackMessage = "无限制";
                        whiteMessage = "无限制";
                        this.canPlay = true; 
                        this.repaint();
                    }
                }
                if (maxTime > 0) {
                    int result = JOptionPane.showConfirmDialog(this,
                            "设置完成,是否重新开始游戏?");
                    if (result == 0) {
                        for (int i = 0; i < 19; i++) {
                            for (int j = 0; j < 19; j++) {
                                allChess[i][j] = 0;
                            }
                        }
                        // 另一种方式 allChess = new int[19][19];
                        message = "黑方先行";
                        isBlack = true;
                        blackTime = maxTime;
                        whiteTime = maxTime;
                        blackMessage = maxTime / 3600 + ":"
                                + (maxTime / 60 - maxTime / 3600 * 60) + ":"
                                + (maxTime - maxTime / 60 * 60);
                        whiteMessage = maxTime / 3600 + ":"
                                + (maxTime / 60 - maxTime / 3600 * 60) + ":"
                                + (maxTime - maxTime / 60 * 60);
                        t.resume();
                        this.canPlay = true; 
                        this.repaint();
                    }
                }
            } catch (NumberFormatException e1) {
                // TODO Auto-generated catch block
                JOptionPane.showMessageDialog(this, "请正确输入信息!");
            }
        }
        // 点击 游戏说明 按钮
        if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 170
                && e.getY() <= 200) {
            JOptionPane.showMessageDialog(this,
                    "这个一个五子棋游戏程序，黑白双方轮流下棋，当某一方连到五子时，游戏结束。");
        }
        // 点击 认输 按钮
        if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 270
                && e.getY() <= 300) {
            int result = JOptionPane.showConfirmDialog(this, "是否确认认输?");
            if (result == 0) {
                if (isBlack) {
                    JOptionPane.showMessageDialog(this, "黑方已经认输,游戏结束!");
                } else {
                    JOptionPane.showMessageDialog(this, "白方已经认输,游戏结束!");
                }
                canPlay = false;
            }
        }
        // 点击 关于 按钮
        if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 320
                && e.getY() <= 350) {
            JOptionPane.showMessageDialog(this,
                    "本游戏由MLDN制作，有相关问题可以访问www.mldn.cn");
        }
        // 点击 退出 按钮
        if (e.getX() >= 400 && e.getX() <= 470 && e.getY() >= 370
                && e.getY() <= 400) {
            JOptionPane.showMessageDialog(this, "游戏结束");
            System.exit(0);
        }
    }

    public void mouseReleased(MouseEvent e) {
        // TODO Auto-generated method stub

    }

    private boolean checkWin() {
        boolean flag = false;
        // 保存共有相同颜色多少棋子相连
        int count = 1;
        // 判断横向是否有5个棋子相连，特点 纵坐标 是相同， 即allChess[x][y]中y值是相同
        int color = allChess[x][y];
        /*
         * if (color == allChess[x+1][y]) { count++; if (color ==
         * allChess[x+2][y]) { count++; if (color == allChess[x+3][y]) {
         * count++; } } }
         */
        // 通过循环来做棋子相连的判断
        /*
         * int i = 1; while (color == allChess[x + i][y + 0]) { count++; i++; }
         * i = 1; while (color == allChess[x - i][y - 0]) { count++; i++; } if
         * (count >= 5) { flag = true; } // 纵向的判断 int i2 = 1 ; int count2 = 1 ;
         * while (color == allChess[x + 0][y + i2]) { count2++; i2++; } i2 = 1;
         * while (color == allChess[x - 0][y - i2]) { count2++; i2++; } if
         * (count2 >= 5) { flag = true ; } // 斜方向的判断（右上 + 左下） int i3 = 1 ; int
         * count3 = 1 ; while (color == allChess[x + i3][y - i3]) { count3++;
         * i3++; } i3 = 1; while (color == allChess[x - i3][y + i3]) { count3++;
         * i3++; } if (count3 >= 5) { flag = true ; } // 斜方向的判断（右下 + 左上） int i4 =
         * 1 ; int count4 = 1 ; while (color == allChess[x + i4][y + i4]) {
         * count4++; i4++; } i4 = 1; while (color == allChess[x - i4][y - i4]) {
         * count4++; i4++; } if (count4 >= 5) { flag = true ; }
         */

        // 判断横向
        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;
    }

    // 判断棋子连接的数量
    private int checkCount(int xChange, int yChange, int color) {
        int count = 1;
        int tempX = xChange;
        int tempY = yChange;
        while (x + xChange >= 0 && x + xChange <= 18 && y + yChange >= 0
                && y + yChange <= 18
                && color == allChess[x + xChange][y + yChange]) {
            count++;
            if (xChange != 0)
                xChange++;
            if (yChange != 0) {
                if (yChange > 0)
                    yChange++;
                else {
                    yChange--;
                }
            }
        }
        xChange = tempX;
        yChange = tempY;
        while (x - xChange >= 0 && x - xChange <= 18 && y - yChange >= 0
                && y - yChange <= 18
                && color == allChess[x - xChange][y - yChange]) {
            count++;
            if (xChange != 0)
                xChange++;
            if (yChange != 0) {
                if (yChange > 0)
                    yChange++;
                else {
                    yChange--;
                }
            }
        }
        return count;
    }

    public void run() {
        // TODO Auto-generated method stub
        // 判断是否有时间限制
        if (maxTime > 0) {
            while (true) {
                if (isBlack) {
                    blackTime--;
                    if (blackTime == 0) {
                        JOptionPane.showMessageDialog(this, "黑方超时,游戏结束!");
                    }
                } else {
                    whiteTime--;
                    if (whiteTime == 0) {
                        JOptionPane.showMessageDialog(this, "白方超时,游戏结束!");
                    }
                }
                blackMessage = blackTime / 3600 + ":"
                        + (blackTime / 60 - blackTime / 3600 * 60) + ":"
                        + (blackTime - blackTime / 60 * 60);
                whiteMessage = whiteTime / 3600 + ":"
                        + (whiteTime / 60 - whiteTime / 3600 * 60) + ":"
                        + (whiteTime - whiteTime / 60 * 60);
                this.repaint();
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
                System.out.println(blackTime + " -- " + whiteTime);
            }
        }
    }

}

MyChessFrame.java

package org.liky.game.frame;

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Toolkit;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;
import javax.swing.JFrame;

public class MyChessFrame extends JFrame implements MouseListener {
    public MyChessFrame() {
        this.setTitle("五子");
        this.setSize(1000, 700);
        this.setResizable(false) ;
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        int width = Toolkit.getDefaultToolkit().getScreenSize().width;
        int height = Toolkit.getDefaultToolkit().getScreenSize().height;
        /*System.out.println("宽度为: "+width);
        System.out.println("高度为: "+height);*/
        this.setLocation((width - 200)/2, (height-100)/2);
        
        this.addMouseListener(this);
        
        this.setVisible(true);
    }
    
    public void paint(Graphics g) {
        /*g.drawString("五子棋游戏", 20, 40);*/
        /*g.drawOval(20, 40, 40, 40);*/
        /*g.fillOval(20, 40, 40, 40);*/
        /*g.drawLine(20, 40, 80, 40);*/
    /*    g.drawRect(20, 40, 40, 20);
        g.fillRect(80, 40, 40, 20);*/
        BufferedImage image = null;
        try {
            image = ImageIO.read(new File("E:/image/MLDN文字01.jpg"));
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        g.drawImage(image,0,0,this);
        g.drawOval(20, 40, 40, 40);
        g.setColor(Color.BLUE);
        g.fillRect(80, 40, 40, 20);
        g.setFont(new Font("宋体",40,40));        
        g.drawString("五子棋游戏", 20, 100);
    }

    public void mouseClicked(MouseEvent arg0) {
        // TODO Auto-generated method stub
        
    }

    public void mouseEntered(MouseEvent arg0) {
        // TODO Auto-generated method stub
        
    }

    public void mouseExited(MouseEvent arg0) {
        // TODO Auto-generated method stub
        
    }

    public void mousePressed(MouseEvent arg0) {
        // TODO Auto-generated method stub
        
    }

    public void mouseReleased(MouseEvent arg0) {
        // TODO Auto-generated method stub
        
    }
    

}