推箱子游戏一、功能描述：➢可以通过面板上的按钮或是键盘上的pageup,pagedown键选择上下关➢可以通过面板上按钮或是键盘上的Backspace键后退，一直后退自己想要的位置，知道游戏开始时的位置。

➢可以通过面板上的按钮或是键盘上的字母r重新开始当前关卡游戏。

➢可以在复选框内选择想要玩的关卡。

二、界面及运行截图三、源代码(三部分)1、地图类package box;import java.io.BufferedReader;import java.io.File;import java.io.FileNotFoundException;import java.io.FileReader;//读取字符文件类FileReader import java.io.IOException;public class map {int[][] map=new int[20][20];int manX,manY;public map(int level){String filepath="mapc/"+level+".txt";File file = new File(filepath);FileReader fr = null;//利用FileReader流来读取一个文件中的数据BufferedReader br = null;//字符读到缓存里try {fr = new FileReader(file);br = new BufferedReader(fr);for (int i = 0; i < 15; i++){String line = br.readLine();//以行为单位，一次读一行利用BufferedReader 的readLine，读取分行文本byte[] point = line.getBytes();//将字符串转换为字节数组for (int j = 0; j < 15; j++) {map[i][j] = point[j] - 48;// 根据ASCall码表要减掉30H（十进制的48）if (map[i][j] == 5 || map[i][j] == 6 || map[i][j] == 7|| map[i][j] == 8){manX = i;manY = j;}}}}catch (FileNotFoundException e){e.printStackTrace();//深层次的输出异常调用的流程}catch (IOException e){e.printStackTrace();//深层次的输出异常调用的流程}catch(NullPointerException e){e.printStackTrace();//深层次的输出异常调用的流程}finally {if (br == null){try{br.close();}catch (IOException e){e.printStackTrace();}br = null;}if (fr == null){try {fr.close();} catch (IOException e){e.printStackTrace();}fr = null;}}}public int[][] getMap() {return map;}public int getManX() {return manX;}public int getManY() {return manY;}}2、游戏运行类package box;import java.awt.*;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.awt.event.ItemEvent;import java.awt.event.ItemListener;import java.awt.event.KeyEvent;import java.awt.event.KeyListener;import java.util.*;import javax.swing.*;public class pushbox extends JFrame implements KeyListener,ActionListener{ map map_level=new map(1); //首次获取地图int[][] map=new int[15][15]; //地图上每个位置所对应的图片int[][] map_restart=new int[15][15]; //备用图片static int manX,manY; //人所处的位置static int level=1; //所处关卡static int step=0;Image[] picture; //地图上的所有图片ImageIcon[] image=new ImageIcon[10];Stack<Integer> back_stack = new Stack<Integer>(); //存储所前行的路径JButton next,previous,back,restart,exit; //按钮：下一关，上一关，重新开始，退出String current_level="第"+level+"关"; //当前所处关卡（右上角显示文本）String[] level_button=new String[13]; //复选框的内容JComboBox selectBox; //选关复选框final int Up = 0;final int Down = 1;final int Left = 2;final int Right = 3;int[] dir_x = {-1, 1, 0, 0};int[] dir_y = {0, 0, -1, 1};public pushbox(){super("推箱子");getmap(map);previous=new JButton("上一关");next=new JButton("下一关");restart=new JButton("重新开始");back=new JButton("后退");exit=new JButton("退出游戏");for(int i=0;i<13;i++)level_button[i]="第"+Integer.toString(i+1)+"关";selectBox=new JComboBox(level_button);FlowLayout layout=new FlowLayout(); //布局模式Container c=getContentPane();c.setLayout(layout);layout.setAlignment(FlowLayout.CENTER); //控件在布局中的位置c.setBackground(Color.CYAN); //背景色c.add(previous);c.add(next);c.add(back);c.add(restart);c.add(selectBox);c.add(exit);previous.addActionListener((ActionListener) this);previous.addKeyListener(this);next.addActionListener((ActionListener) this);next.addKeyListener(this);back.addActionListener(this);back.addKeyListener(this);restart.addActionListener((ActionListener) this);restart.addKeyListener(this);exit.addActionListener((ActionListener) this);exit.addKeyListener(this);selectBox.addItemListener( //监听复选框点击事件new ItemListener(){public void itemStateChanged(ItemEvent e){if(e.getStateChange()==e.SELECTED){step=0;back_stack.clear(); //每次重新选关后都要清空路径栈level=selectBox.getSelectedIndex()+1; //获取所选的关卡map_level=new map(level); //重新获取对应关卡的地图getmap(map);current_level="第"+level+"关"; //右上角提示所处关卡文本的更新repaint(); //重画地图requestFocus(); //重新获取焦点（因为按钮事件后键盘事件不起作用）}}});for(int k=0;k<10;k++){image[k]=new ImageIcon("picture/"+k+".png"); //获取图片}picture=new Image[]{image[0].getImage(),image[1].getImage(),image[2].getImage(),image[3].getImage(),image[4].getImage(),image[5].getImage(),image[6].getImage(),image[7].getImage(),image[8].getImage(),image[9].getImage()};this.setFocusable(true);this.addKeyListener((KeyListener)this);setSize(640,640);setVisible(true);}//判断是否通关（方法是，检查地图中是否还有箱子编号4）public Boolean pass(){int p=0;for(int i=0;i<15;i++)for(int j=0;j<15;j++){if(map[i][j]==4) p++;}if(p==0) return true;else return false;}//获取地图上每个位置所对应的图片编号public void getmap(int[][] map){for(int i=0;i<15;i++)for(int j=0;j<15;j++)map[i][j]=map_level.map[i][j];manX=map_level.manX;manY=map_level.manY;}public void paint(Graphics g){super.paint(g);//提示信息back_stack.push(Down + 5); //这里是一个细节，先将“DOWN”存入栈内g.drawString(current_level,500,90);g.drawString("第"+step+"步",400,90);g.drawString("用键盘上的R重新开始，Q退出游戏",200,565);g.drawString("用键盘pageup,pagedown切换关卡",200,580);g.drawString("用键盘上的上下左右键控制人的移动",200,600);g.drawString("用键盘上的Backspace键后退",200,620);//在面板上画地图for (int i = 0; i < 15; i++)for (int j = 0; j < 15; j++)g.drawImage(picture[map[i][j]],100+30*j,100+30*i, this);}public void Step(Graphics g){g.setColor(Color.cyan);g.drawString("第"+step+"步",400,90);step++;g.setColor(Color.BLACK);g.drawString("第"+step+"步",400,90);}public void move(int dir, Graphics g){int man = dir + 5;int dx = dir_x[dir];int dy = dir_y[dir];int x = manX;int y = manY;manX += dx;manY += dy;int origin_picture = map[manX][manY];int next_picture = map[manX + dx][manY + dy];if((map[manX][manY]==4||map[manX][manY]==3)&&(map[manX+dx][manY+dy]==2||map[ manX+dx][manY+dy]==4||map[manX+dx][manY+dy]==3)) //上面是箱子，箱子上面是墙或箱子{manX -= dx;manY -= dy;return ;}if(map[manX][manY]==2) //上面是墙{manX -= dx;manY -= dy;return ;}if(map[manX][manY]==1||map[manX][manY]==9){ //人上面是草地或是目的地g.drawImage(picture[man],100+30*manY,manX*30+100,this); //人的朝向变化if(map[x][y]==9) //原来位置是目的地g.drawImage(picture[9],100+30*y,100+30*x,this);else{ //原来位置是草地g.drawImage(picture[1],100+30*y,x*30+100,this);map[x][y]=1;}Step(g);}if((map[manX][manY]==4||map[manX][manY]==3)&&map[manX+dx][manY+dy]==1){//上面是箱子，箱子上面是草地g.drawImage(picture[man],100+30*manY,manX*30+100,this); //人的朝向变化if(map[manX][manY]==3) //若是移动一大目的地的箱子，原箱子位置值为9map[manX][manY]=9;if(map[x][y]==9) //原来位置是目的地g.drawImage(picture[9],100+30*y,100+30*x,this);else{ //原来位置是草地g.drawImage(picture[1],100+30*y,x*30+100,this);map[x][y]=1;}g.drawImage(picture[4],100+30*(manY+dy),(manX+dx)*30+100,this); //草地位置变箱子map[manX+dx][manY+dy]=4;Step(g);}if((map[manX][manY]==4||map[manX][manY]==3)&&map[manX+dx][manY+dy]==9){//上面是箱子，箱子上面是目的地g.drawImage(picture[man],100+30*manY,manX*30+100,this); //人的朝向变化if(map[manX][manY]==3) //若是移动一大目的地的箱子，原箱子位置值为9map[manX][manY]=9;else map[manX][manY]=0;if(map[x][y]==9) //原来位置是目的地g.drawImage(picture[9],100+30*y,100+30*x,this);else { //原来位置是草地g.drawImage(picture[1],100+30*y,x*30+100,this);map[x][y]=1;}g.drawImage(picture[3],100+30*(manY+dy),(manX+dx)*30+100,this); //目的地位置变箱子map[manX+dx][manY+dy]=3;Step(g);}back_stack.push(next_picture);back_stack.push(origin_picture);back_stack.push(manY);back_stack.push(manX);back_stack.push(man);if(pass())JOptionPane.showMessageDialog(null, "恭喜你过关了！"); }//键盘事件public void keyPressed(KeyEvent e) {Graphics g=getGraphics();int dir ;switch(e.getKeyCode()){case KeyEvent.VK_UP:dir = Up;move(dir, g);break;case KeyEvent.VK_DOWN :dir = Down;move(dir, g);break;case KeyEvent.VK_LEFT:dir = Left;move(dir, g);break;case KeyEvent.VK_RIGHT:dir = Right;move(dir, g);break;case KeyEvent.VK_BACK_SPACE:back.doClick();break;case KeyEvent.VK_PAGE_DOWN :next.doClick();break;case KeyEvent.VK_PAGE_UP:previous.doClick();break;case KeyEvent.VK_R:restart.doClick();break;case KeyEvent.VK_Q :exit.doClick();break;}}public void keyReleased(KeyEvent e) {}public void keyTyped(KeyEvent e) {}//悔步后退public void step_back(Graphics g){g.setColor(Color.cyan);g.drawString("第"+step+"步",400,90);step--;g.setColor(Color.BLACK);g.drawString("第"+step+"步",400,90);}public void Back(){if(back_stack.size()==2)return;int dir=back_stack.pop() - 5; //获取上一步的方向int s = back_stack.pop();int t = back_stack.pop();int origin_picture = back_stack.pop();int netx_picture = back_stack.pop();int pre_dir = back_stElement();Graphics g=getGraphics();int dx = dir_x[dir];int dy = dir_y[dir];g.drawImage(picture[origin_picture],100+30*t,100+30*s,this);g.drawImage(picture[netx_picture],100+30*(t+dy),100+30*(s+dx),this);g.drawImage(picture[pre_dir],100+30*(t-dy),100+30*(s-dx),this);manX = s - dx;manY = t - dy;map[s][t] = origin_picture;map[s+dx][t+dy] = netx_picture;map[s-dx][t-dy] = pre_dir;step_back(g);}//按钮事件监听public void actionPerformed(ActionEvent e) {if(e.getSource()==restart){ //重新开始back_stack.clear(); //清空路径栈step=0;getmap(map);repaint();}else if(e.getSource()==exit) //退出游戏this.setVisible(false);else if(e.getSource()==next){ //下一关back_stack.clear();step=0;level++;if(level!=14){map_level=new map(level);getmap(map);current_level="第"+level+"关";repaint();}}else if(e.getSource()==previous){ //上一关back_stack.clear();step=0;level--;if(level!=0){map_level=new map(level);getmap(map);current_level="第"+level+"关";repaint();}}else if(e.getSource()==back)Back();requestFocus();}}3、开始界面package box;import java.awt.*;import java.awt.event.*;import javax.swing.*;public class Game extends JFrame implements ActionListener{ Image image[];ImageIcon icon;JButton start,tip,exit;Container c;public Game(){super("推箱子");c=getContentPane();FlowLayout layout=new FlowLayout();c.setLayout(layout);layout.setAlignment(FlowLayout.CENTER);icon=new ImageIcon("picture/game.png");image=new Image[]{icon.getImage()};start=new JButton("开始游戏");exit=new JButton("退出游戏");tip=new JButton("游戏说明");c.add(start);c.add(tip);c.add(exit);start.addActionListener(this);tip.addActionListener(this);exit.addActionListener(this);setSize(640,480);setVisible(true);}public void paint(Graphics g){super.paint(g);g.drawImage(image[0],10,65,this);}public static void main(String args[]){Game g=new Game();g.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);}@Overridepublic void actionPerformed(ActionEvent e) {if(e.getSource()==exit)this.setVisible(false);if(e.getSource()==start){this.setVisible(false);pushbox c=new pushbox();}if(e.getSource()==tip){String t="本游戏分为13关，难度逐关递增，可以自己选关";JOptionPane.showMessageDialog(null, t);}}}。