java拼图游戏（含源码）

import java.awt.*; import java.applet.*; import java.awt.event.*; import java.net.*; public class PPuzzle extends Applet{ Image imgPuzzle,buff; Point fifteen=new Point(3,3); int[][] map={{0,4,8,12},{1,5,9,13},{2,6,10,14},{3,7,11,15}}; int sx,sy; Canvas screen; Graphics gs,gb; boolean running=false; Button bStart=new Button("新游戏"); Button bSee=new Button("显示正确图象"); AudioClip m_audioClip1,m_audioClip2; public void init(){ prepareImage(); sx=imgPuzzle.getWidth(this)/4; sy=imgPuzzle.getHeight(this)/4; setBackground(Color.blue); initScreen(); initButtons(); add(screen); add(bStart); add(bSee); m_audioClip1=getAudioClip(getCodeBase(),"au/move.au"); m_audioClip2=getAudioClip(getCodeBase(),"au/notmove.au"); } void prepareImage(){ imgPuzzle=getImage(getCodeBase(),"images/4.jpg"); MediaTracker mt=new MediaTracker(this); mt.addImage(imgPuzzle,0); try{ mt.waitForAll(); }catch(Exception e){} buff=createImage(imgPuzzle.getWidth(this),imgPuzzle.getHeight(this)); gb=buff.getGraphics(); } void initMap(){ java.util.Random rnd=new java.util.Random(); int temp,x1,y1,x2,y2; for(int i=0;i<100;i++){ x1=rnd.nextInt(4); x2=rnd.nextInt(4); y1=rnd.nextInt(4); y2=rnd.nextInt(4); temp=map[x1][y1]; map[x1][y1]=map[x2][y2]; map[x2][y2]=temp; } outer:for(int j=0;j<4;j++) for(int i=0;i<4;i++) if(map[i][j]==15){ fifteen.setLocation(i,j); break outer; } } void initScreen(){ screen=new Canvas(){ public void paint(Graphics g){ if(gs==null)gs=getGraphics(); if(running) drawScreen(); else g.drawImage(imgPuzzle,0,0,this); } }; screen.setSize(imgPuzzle.getWidth(this),imgPuzzle.getHeight(this)); screen.addMouseListener(new MouseAdapter(){ public void mousePressed(MouseEvent me){ if(!running)return; int x=me.getX()/sx,y=me.getY()/sy; int fx=(int)fifteen.getX(),fy=(int)fifteen.getY(); if(Math.abs(fx-x)+Math.abs(fy-y)>=2){ m_audioClip2.play(); return;} if(map[x][y]==15)return; map[fx][fy]=map[x][y]; map[x][y]=15; fifteen.setLocation(x,y); drawScreen(); m_audioClip1.play(); } }); } void initButtons(){ bStart.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent ae){ initMap(); drawScreen(); running=true; bSee.setLabel("显示正确图象"); } }); bSee.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent ae){ if(bSee.getLabel().equals("继续游戏")){ drawScreen(); bSee.setLabel("显示正确图象"); } else{ gs.drawImage(imgPuzzle,0,0,screen); bSee.setLabel("继续游戏"); } } }); } void drawScreen(){ gb.clearRect(0,0,sx*4,sy*4); for(int j=0;j<4;j++) for(int i=0;i<4;i++) if(map[i][j]!=15)drawSegment(map[i][j],i,j); gs.drawImage(buff,0,0,screen); } void drawSegment(int seg,int x,int y){ int dx=seg%4*sx,dy=seg/4*sy; gb.drawImage(imgPuzzle,x*sx,y*sy,x*sx+sx-1,y*sy+sy-1,dx,dy,dx+sx-1,dy+sy-1,screen); } }