Puzzle类：package com.eavan;public class Puzzle {public static void main(String[] args) { // TODO Auto-generated method stubnew PuzzleWin();}}PuzzleWin类：/*** 可以为游戏添加一个计时的功能，让时间成为一个判定标准* 可以分析一下为什么图片不清楚* 可以向怎么能够让选择图片和选择难度没有顺序性（较容易）**/package com.eavan;import java.awt.Color;import java.awt.FileDialog;import java.awt.Graphics;import java.awt.GraphicsConfiguration;import java.awt.GraphicsDevice;import java.awt.GraphicsEnvironment;import java.awt.GridLayout;import java.awt.HeadlessException;import java.awt.Image;import java.awt.Transparency;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.image.BufferedImage;import java.util.ArrayList;import java.util.Random;import javax.swing.BorderFactory;import javax.swing.ImageIcon;import javax.swing.JButton;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JMenu;import javax.swing.JMenuBar;import javax.swing.JMenuItem;import javax.swing.JOptionPane;import javax.swing.JPanel;import javax.swing.JTextArea;public class PuzzleWin extends JFrame implements ActionListener{int dif = 0; //设置难度级数int k = 0; //标记是随机数list中的第几个随机数（从而用于标记图像list 中的第几个图片）String filename="a.jpg"; //设置的图片打开路径。

默认路径其实是没用的int step = 0; //用于记录总共用了多少步完成拼图JMenuBar mBar = new JMenuBar();JMenu jmSysten = new JMenu("系统");JMenu jmGame = new JMenu("游戏");JMenuItem restart = new JMenuItem("重新开始");JMenuItem quit = new JMenuItem("退出");JMenuItem choosepic = new JMenuItem("选择图片");JMenu choosedif = new JMenu("选择难度");JMenuItem easy = new JMenuItem("3*3");JMenuItem hard = new JMenuItem("4*4");JPanel mainPanel = new JPanel();JButton[][] btn = null; //用于显示被分割的图片ImageIcon checkIcon[][] = null; //用于存放一个正确顺序放置被分割后的图片的数组，最后与btn[][]的icon对比检测是否完成拼图JLabel piclab = new JLabel(); //用于显示对照图片JLabel namelab = new JLabel("对照图片:"); //用于在对照图片上面给出提醒JLabel steplab = new JLabel(); //用于记录步数信息JTextArea helpArea = new JTextArea(); //用于显示操作提示信息JLabel designLabel = new JLabel(); //用于显示者设计信息public PuzzleWin(){this.setTitle("拼图游戏");this.setSize(600, 500);this.setLayout(null);this.setLocation(200,120);this.setResizable(false); //因使用的大多是绝对布局，还是不要更改窗体大小吧this.setVisible(true);this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);//添加menu，用于显示各种菜单mBar.add(jmSysten);mBar.add(jmGame);setJMenuBar(mBar);jmSysten.add(restart);jmSysten.add(quit);jmGame.add(choosedif);jmGame.add(choosepic);choosedif.add(easy);choosedif.add(hard);//设置分割图片显现的位置,使用的都是绝对布局mainPanel.setBounds(30,30,360,360);mainPanel.setBorder(BorderFactory.createLineBorder(Color.BLACK));this.add(mainPanel);//设置对照图片的大小坐标(用一个label作为盛放pic的容器)//显示对照图片namelab.setBounds(450, 10, 80, 15);steplab.setBounds(450, 160, 80, 15);piclab.setBorder(BorderFactory.createLineBorder(Color.BLACK));steplab.setText("步数："+step);piclab.setBounds(450, 30, 110, 110);helpArea.setBounds(420, 220, 150, 120);helpArea.setBackground(new Color(192, 192, 192));helpArea.setText("由于本人水平有限，请按照\r\n先在游戏菜单中选择游戏难\r\n 度，再选择图片的顺序进行\r\n游戏。

\r\n\r\n祝玩得开心-.-");helpArea.setEditable(false);designLabel.setBounds(30, 370, 200, 100);designLabel.setText("Design By Eavan In Haust");this.add(namelab);this.add(piclab);this.add(steplab);this.add(helpArea);this.add(designLabel);//对menu里的各种按钮注册监听restart.addActionListener(this);quit.addActionListener(this);choosepic.addActionListener(this);easy.addActionListener(this);hard.addActionListener(this);}//实现从Image对象转化为BufferedImage对象的方法public static BufferedImage toBufferedImage(Image image) {if (image instanceof BufferedImage) {return (BufferedImage)image;}image = new ImageIcon(image).getImage();BufferedImage bimage = null;GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();try {int transparency = Transparency.OPAQUE;GraphicsDevice gs = ge.getDefaultScreenDevice();GraphicsConfiguration gc = gs.getDefaultConfiguration();bimage = gc.createCompatibleImage(image.getWidth(null), image.getHeight(null), transparency);} catch (HeadlessException e) {}if (bimage == null) {int type = BufferedImage.TYPE_INT_RGB;bimage = new BufferedImage(image.getWidth(null), image.getHeight(null), type);}Graphics g = bimage.createGraphics();g.drawImage(image, 0, 0, null);g.dispose();return bimage;}//实现将图片分割的方法，返回的对象是一个存放Image对象的数组。

public ArrayList<Image> splitImage(ImageIcon i,int n){Image im = i.getImage();BufferedImage bi = toBufferedImage(im);int baseHeight = bi.getHeight();int basewidth = bi.getWidth();int x = 0;int y = 0;ArrayList<Image> image = new ArrayList<Image>();if (n == 3) {int a = basewidth/n;int b = baseHeight/n;for (int j = 0; j < n*n; j++) {Image tempImage = bi.getSubimage(x, y, a, b);image.add(tempImage);x = x+a;if(x == 3*a){x = 0;y = y+b;}}// int j = 0;// while (j<n*n) {// image.add(bi.getSubimage(x, y, a, b));// x = x+a;// if(x == 3*a){// x = 0;// y = y+b;// }// }}if (n == 4) {int a = basewidth/n;int b = baseHeight/n;for (int j = 0; j < n*n; j++) {Image tempImage = bi.getSubimage(x, y, a, b);image.add(tempImage);x = x+a;if(x == n*a){x = 0;y = y+b;}}}return image;}//产生一个长度为n的不重复随机数arraylist public ArrayList<Integer> randomNum(int n){ArrayList<Integer> list = new ArrayList<Integer>();Random rand = new Random();boolean[] bool = new boolean[n];int num =0;for (int i = 0; i<n; i++){do{//如果产生的数相同继续循环num = rand.nextInt(n);}while(bool[num]);bool[num] =true;list.add(num);}return list;}public boolean isOver(){int mark = 0;boolean b = false;for (int i = 0; i < dif; i++)for (int j = 0; j < dif; j++) {if (i == dif-1&&j == dif-1) break;if (btn[i][j].getIcon() == checkIcon[i][j]) {mark++;}if (mark == dif*dif-1) {b = true;}}return b;}public void actionPerformed(ActionEvent e) {// TODO Auto-generated method stubif (e.getSource()==restart){dif = 0;k = 0;step = 0;filename="a.jpg";for (int i = 0; i < 3; i++) {for (int j = 0; j < 3; j++) {btn[i][j] = null;}}mainPanel.removeAll();piclab.setIcon(null);steplab.setText("步数："+step);repaint();}else if (e.getSource()==quit) {System.exit(0);}else if (e.getSource()==choosepic) {//实现图片选择功能FileDialog df=new FileDialog(this,"图片选择",FileDialog.LOAD);df.setVisible(true);if(df.getFile()==null)return;//获取文件的路径filename=df.getDirectory()+df.getFile();//文件路径+文件名//System.out.println(filename); //测试路径是否正确ImageIcon image = new ImageIcon(filename);ImageIcon labImage = image;labImage.setImage(image.getImage().getScaledInstance(110, 110, Image.SCALE_DEFAULT));piclab.setIcon(labImage);if (dif == 3) {ArrayList<Image> iList = splitImage(image, 3);//实际上只会用到list中的前8张图片，故只需产生0~7这八个数就行ArrayList<Integer> numList = randomNum(8);ImageIcon tempIcon[] = new ImageIcon[8];checkIcon = new ImageIcon[3][3];for (int j = 0; j < 3; j++){for (int i = 0; i < 3; i++) {//用于消除数组越界异常：这里的btn会有9个，而image只有8个，故最后一个btn是没有对象可以给它赋图片的。