推箱子游戏（Java含源代码）

import java.awt.*; import java.awt.event.*; import java.util.Stack; import javax.swing.*; import java.io.*; public class BoxWorld { public static void main(String[] args) { new MainFrame(); } } class MainFrame extends JFrame implements ActionListener { private MenuBar bar; private Menu menuFile, menuGame, menuHelp; private MenuItem itemOpen, itemSave, itemReplay, itemRetrack, itemLast, itemNext, itemExit, itemAbout, itemFirst, itemEnd; private JButton btnReplay, btnLast, btnNext, btnFirst, btnEnd, btnRetrack; private JFileChooser fc; private GamePanel game; private MessagePanel dataPanel; MainFrame() { // 设置窗口基本属性 super ("BoxWorld v3.0"); setSize(445,368); setLocation(300,200); setVisible(true); setResizable(false); setBackground(Color.black); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); Container ctn = getContentPane(); ctn.setLayout(null); ctn.setBackground(Color.black); // 创建菜单栏 itemOpen = new MenuItem("读取存档", new MenuShortcut(KeyEvent.VK_O)); itemSave = new MenuItem("保存进度", new MenuShortcut(KeyEvent.VK_S)); itemExit = new MenuItem("退出"); itemRetrack = new MenuItem("悔一步", new MenuShortcut(KeyEvent.VK_Z)); itemReplay = new MenuItem("重新开始", new MenuShortcut(KeyEvent.VK_R)); itemFirst = new MenuItem("第一关", new MenuShortcut(KeyEvent.VK_F)); itemLast = new MenuItem("上一关", new MenuShortcut(KeyEvent.VK_X)); itemNext = new MenuItem("下一关", new MenuShortcut(KeyEvent.VK_C)); itemEnd = new MenuItem("最后一关", new MenuShortcut(KeyEvent.VK_E)); itemAbout = new MenuItem("关于 BoxWorld"); itemOpen.addActionListener(this); itemSave.addActionListener(this); itemExit.addActionListener(this); itemRetrack.addActionListener(this); itemReplay.addActionListener(this); itemFirst.addActionListener(this); itemLast.addActionListener(this); itemNext.addActionListener(this); itemEnd.addActionListener(this); itemAbout.addActionListener(this); menuFile = new Menu(" 文件 "); menuFile.add(itemOpen); menuFile.add(itemSave); menuFile.addSeparator(); menuFile.add(itemExit); menuGame = new Menu(" 游戏 "); menuGame.add(itemRetrack); menuGame.add(itemReplay); menuGame.add(itemLast); menuGame.add(itemNext); menuGame.add(itemFirst); menuGame.add(itemEnd); menuHelp = new Menu(" 帮助 "); menuHelp.add(itemAbout); bar = new MenuBar(); bar.add(menuFile); bar.add(menuGame); bar.add(menuHelp); setMenuBar(bar); // 创建按钮 btnRetrack = new JButton("悔一步"); btnReplay = new JButton("重新开始"); btnFirst = new JButton("第一关"); btnEnd = new JButton("最后一关"); btnLast = new JButton("上一关"); btnNext = new JButton("下一关"); btnRetrack.setBounds(320,120,120,30); btnReplay.setBounds(320,153,120,30); btnFirst.setBounds(320,186,120,30); btnLast.setBounds(320,219,120,30); btnNext.setBounds(320,252,120,30); btnEnd.setBounds(320,285,120,30); btnRetrack.addActionListener(this); btnFirst.addActionListener(this); btnLast.addActionListener(this); btnNext.addActionListener(this); btnReplay.addActionListener(this); btnEnd.addActionListener(this); add(btnRetrack); add(btnReplay); add(btnFirst); add(btnLast); add(btnNext); add(btnEnd); dataPanel = new MessagePanel(); add(dataPanel); game = new GamePanel(dataPanel); add(game); game.level = 1; game.loadMap(); game.requestFocus(); validate(); } public void actionPerformed(ActionEvent event) { Object e = event.getSource(); if (e == itemOpen) { if (fc == null) { fc = new JFileChooser(".\\save"); fc.addChoosableFileFilter(new GameFileFilter()); fc.setAcceptAllFileFilterUsed(false); } int returnVal = fc.showOpenDialog(MainFrame.this); if (returnVal == JFileChooser.APPROVE_OPTION) { File file = fc.getSelectedFile(); game.loadFile(file); } fc.setSelectedFile(null); } else if (e == itemSave) { if (fc == null) { fc = new JFileChooser(".\\save"); fc.addChoosableFileFilter(new GameFileFilter()); fc.setAcceptAllFileFilterUsed(false); } int returnVal = fc.showSaveDialog(MainFrame.this); if (returnVal == JFileChooser.APPROVE_OPTION) { File file = fc.getSelectedFile(); game.saveFile(file); } fc.setSelectedFile(null); } else if (e == itemRetrack || e == btnRetrack) { game.retrackOnceMove(); game.requestFocus(); } else if (e == itemReplay || e == btnReplay) { game.loadMap(); game.requestFocus(); } else if (e == itemLast || e == btnLast) { if (game.level == 1) { JOptionPane.showMessageDialog(this, "已经是第一关了！", "提示", JOptionPane.INFORMATION_MESSAGE); } else { --game.level; } game.loadMap(); game.requestFocus(); } else if (e == itemNext || e == btnNext) { if (game.level == game.totalLevel) { JOptionPane.showMessageDialog(this, "已经是最后一关了！", "提示", JOptionPane.INFORMATION_MESSAGE); } else { ++game.level; } game.loadMap(); game.requestFocus(); } else if (e == itemFirst || e == btnFirst) { game.level = 1; game.loadMap(); game.requestFocus(); } else if (e == itemEnd || e == btnEnd) { game.level = game.totalLevel; game.loadMap(); game.requestFocus(); } else if (e == itemExit) { System.exit(0); } else if (e == itemAbout) { ImageIcon icon = new ImageIcon("images\\icon.gif"); JOptionPane.showMessageDialog(this, "BoxWorld\nVersion 3.0\n\n作者 ： Elric\n邮箱 ： q.wwj@qq.com\n", "关于 BoxWorld",JOptionPane.INFORMATION_MESSAGE, icon); } } } class GamePanel extends JPanel implements KeyListener { final int imgLen = 20; private Image[] elemImage; private GameMaps maps; private MessagePanel dataPanel; private int[][] curMap; private int[][] initMap; private int curManX; private int curManY; private Stack <Integer> stepsStack; public int level = 1; public int steps = 0; public int totalLevel; GamePanel(MessagePanel data) { dataPanel = data; setBounds(0,0,320,320); setBackground(Color.white); setVisible(true); addKeyListener(this); elemImage = new Image[10]; for (int i=0; i<10; ++i) { elemImage[i] = Toolkit.getDefaultToolkit().createImage("images\\image_" + i + ".gif"); } stepsStack = new Stack <Integer>(); maps = new GameMaps(); totalLevel = maps.getTotalLevels(); } public void loadMap() { initMap = maps.getMap(level); curMap = maps.getMap(level); steps = 0; for (int x=0; x<maps.mapSize; ++x) for (int y=0; y<maps.mapSize; ++y) if (curMap[x][y] == GameMaps.MAN_DOWN) { curManX = x; curManY = y; stepsStack.clear(); repaint(); dataPanel.showMessage(level, steps); return; } JOptionPane.showMessageDialog(this, "地图存在错误，请退出后修改地图！", "地图错误", JOptionPane.INFORMATION_MESSAGE); System.exit(1); } public void loadFile(File file) { if (!file.getName().endsWith(".bws")) { file = new File(file.getPath()+".bws"); } try { FileInputStream fis = new FileInputStream(file); byte[] s = new byte[4+2*maps.mapSize*maps.mapSize]; fis.read(s); level = s[0]; steps = s[1]; curManX = s[2]; curManY = s[3]; int i = 4; for (int x=0; x<maps.mapSize; ++x) { for (int y=0; y<maps.mapSize; ++y) { curMap[x][y] = s[i++]; initMap[x][y] = s[i++]; } } } catch (Exception e) { JOptionPane.showMessageDialog(this, "打开文件出错!", "错误", JOptionPane.ERROR_MESSAGE); } stepsStack.clear(); repaint(); dataPanel.showMessage(level, steps); } public void saveFile(File file) { if (!file.getName().endsWith(".bws")) { fil