面向对象课程设计-潜艇大作战小游戏

面向对象课程设计潜艇大作战小游戏

目录1.需求分析 21.1需求分析： 21.2功能设计 22.概要设计 22.1程序设计思路 22.2程序运行界面 32.3流程图 33.各模块的功能及程序说明 43.1主界面代码 43.2潜艇对象的实现 83.3潜艇爆炸的实现 133.4游戏说明 143.5时间计时器 16计时产生潜艇 16计时产生鱼雷 183.6读取文件，记录分数 194.实验心得 261.需求分析1.1需求分析：本程序的要求为使用Java建立一个小游戏程序中用到Java课程中的重点知识1.2功能设计本游戏的功能有以下几个方面：首先绘制一个首页，首页包括开始、退出按钮，采用事件监听。进入游戏后使用，通过读取文件，读出以前的最好成绩，使用菜单按钮开始游戏通过方向键来控制潜艇的移动方向，空格键释放鱼雷击中敌人后加分，同时被敌人击中一次就扣除一次机会，共3次机会2.概要设计2.1程序设计思路此游戏的关键点是潜艇是否被击中的判断，整个屏幕是个二维坐标系，军舰在一个水平位置移动，当在某个位置发射鱼雷，判断鱼雷的图片与不断移动的潜艇图片是否有重合的地方，如果有发生爆炸，如果没有继续移动。2.2程序运行界面2.3流程图本游戏的基本运行流程是启动后把整个画布作为一个线程，随时准备响应用户按键操作的K响应，100ms扫描一次潜艇和水雷等物体的运行状态。在扫描潜艇和水雷运动时，执行各个物体画面的移动方法。程序并不为每隔新增潜艇和水雷开启一个新线程，太多线程会造成程序的性能直线下降;而是将每一个物体类型直接加入到画布中，每当一个新物体产生，将直接在画布上画出；当物体消除时，将直接在画布上被消除。这样就形成一种注册机制，所有游戏物体的产生和消除都需要画布注册，画布拥有不同类型物体的所有“名单”，所以，当执行移动命令是只需要遍历画布中所有游戏物体，依次执行每隔游戏物体中定义的移动方法即可。3.各模块的功能及程序说明3.1主界面代码主界面设计是使用坐标系，具体实现图如下：publicclassMainPanelextendsJPanel{privatestaticfinallongserialVersionUID=1L;privateMyButtonstartButton;privateMyButtonexitButton;privateJLabelhelpLabel;privateJLabelhelpLabel1;privateJLabelhelpLabel2;privateJLabelhelpLabel3;privateImageimage;privateJLabelcenterlabel;privatebooleanisStart;privatebooleanisExit;privateObservableobs;publicMainPanel(Observableob) {obs=ob;//初始化对象startButton=newMyButton("进入游戏");exitButton=newMyButton("退出游戏");helpLabel=newJLabel();helpLabel1=newJLabel();helpLabel2=newJLabel();helpLabel3=newJLabel();centerlabel=newJLabel();this.setLayout(newBorderLayout());this.helpLabel.setPreferredSize(newDimension(645,291));this.helpLabel1.setPreferredSize(newDimension(180,80));this.helpLabel2.setPreferredSize(newDimension(215,80));this.helpLabel3.setPreferredSize(newDimension(645,80));this.centerlabel.setPreferredSize(newDimension(460,80));centerlabel.setLayout(newGridLayout(2,1));centerlabel.add(this.startButton);centerlabel.add(this.exitButton);this.centerlabel.setBackground(newColor(255,255,0));this.add(helpLabel,BorderLayout.NORTH);this.add(helpLabel1,BorderLayout.EAST);this.add(helpLabel2,BorderLayout.WEST);this.add(helpLabel3,BorderLayout.SOUTH);this.add(centerlabel,BorderLayout.CENTER);//类中声明了游戏中需要的各种对象，并载入游戏中的图片image=Toolkit.getDefaultToolkit().getImage("imgs/主界面112.png");//image=newImageIcon(image).getImage();//对开始按钮的监听this.startButton.addActionListener(newActionListener() {publicvoidactionPerformed(ActionEvente) {booleanflag=true; MainPanel.this.setIsStart(flag);//System.out.println(MainPanel.this.getIsStart()); MainPanel.this.obs.notifyObservers(MainPanel.this);//System.out.println("isStart"); } } );//对结束事件的监听this.exitButton.addActionListener(newActionListener() {publicvoidactionPerformed(ActionEvente) { MainPanel.this.setExit(true); } } ); }publicvoidpaint(Graphicsg) {super.paint(g); Graphics2Dg2=(Graphics2D)g; g2.drawImage(image,0,0,this.getWidth(),this.getHeight(),this);super.paintComponents(g); }publicbooleangetIsStart() {returnthis.isStart; }publicvoidsetIsStart(booleanisStart) {this.isStart=isStart; }publicbooleanisExit(){returnisExit; }publicvoidsetExit(booleanisExit){this.isExit=isExit; }}3.2潜艇对象的实现publicclassSubmarineimplementsRunnable{privateintX;//位置x,yprivateintY;privateintdx;//移动距离privateintm;//方向:0代表向左1代表向右privateWarShipship;privateMyPanelpanel;privateintweight=65;//默认长度和宽度，数据来自图片大小privateintheight=20;publicbooleanflag=false;//运行标记privateImageimage;//图片对象//privatestaticintnum=0;publicSubmarine(WarShipship,MyPanelpanel) {this.ship=ship;this.panel=panel;this.dx=1;//随机产生潜艇图片和运动方向this.m=(int)(Math.random()*2);if(this.m==0) { Randomr=newRandom();intnum=r.nextInt(3);if(num==0) {image=Toolkit.getDefaultToolkit().getImage("imgs/潜艇1.png");//Toolkit.getDefaultToolkit().createImage("C:\\1.JPG")，用异步的方式创建图片。当线程执行到_img.getWidth(this)语句时，创建图片的线程还没准备好图片所以会返回-1。image=newImageIcon(image).getImage(); }elseif(num==1) {image=Toolkit.getDefaultToolkit().getImage("imgs/潜艇2.png");image=newImageIcon(image).getImage(); }elseif(num==2) {image=Toolkit.getDefaultToolkit().getImage("imgs/潜艇8.png");image=newImageIcon(image).getImage(); } }if(this.m==1) { Randomr1=newRandom();intnum=r1.nextInt(4);if(num==0) {image=Toolkit.getDefaultToolkit().getImage("imgs/潜艇3.png");image=newImageIcon(image).getImage(); }elseif(num==1) {image=Toolkit.getDefaultToolkit().getImage("imgs/潜艇4.png");image=newImageIcon(image).getImage(); }elseif(num==2) {image=Toolkit.getDefaultToolkit().getImage("imgs/潜艇6.png");image=newImageIcon(image).getImage(); }elseif(num==3) {image=Toolkit.getDefaultToolkit().getImage("imgs/潜艇7.png");image=newImageIcon(image).getImage(); } }this.weight=image.getWidth(panel);this.height=image.getHeight(panel);if(m==0) {this.X=this.panel.getWidth()-this.weight; }if(m==1) {this.X=0; } Randomry=newRandom();inty1=ry.nextInt(panel.getHeight())+180;while((y1+this.getHeight())>=panel.getHeight()) { y1=ry.nextInt(panel.getHeight())+180; }this.Y=y1;//计时器每隔一段时间产生鱼雷对象 TimeManager2tm2=newTimeManager2(this,this.panel,this.ship,this.panel.getTorpedoArray()); Threadt=newThread(tm2); t.start(); }publicvoiddrawSubmarine(Graphics2Dg) { g.drawImage(image,this.X,this.Y,panel); }publicvoidmoveLeft() {//System.out.println("潜水艇运动");this.X-=dx;//System.out.println(this.X);this.panel.repaint();if(this.X<0) {this.flag=true; } }publicvoidmoveright() {this.X+=dx;//this.panel.repaint();if(this.X>this.panel.getWidth()) {this.flag=true; } }publicvoidrun() {//System.out.println("线程激活");while(!flag) {//System.out.println("222");if(this.m==0) {this.moveLeft(); }if(this.m==1) {this.moveright(); }if(this.panel.isStop()) {synchronized(MyPanel.subLock) {try { MyPanel.subLock.wait(); }catch(Exceptione) { e.printStackTrace();this.flag=true; } } }try { Thread.sleep(10); }catch(Exceptione) { e.printStackTrace();this.flag=true; } } }publicintgetX(){returnX; }publicvoidsetX(intx){X=x; }publicintgetY(){returnY; }publicvoidsetY(inty){Y=y; }publicintgetDx(){returndx; }publicvoidsetDx(intdx){this.dx=dx; }publicintgetWeight(){returnweight; }publicvoidsetWeight(intweight){this.weight=weight; }publicintgetHeight(){returnheight; }publicvoidsetHeight(intheight){this.height=height; }3.3潜艇爆炸的实现/**潜艇被击中的爆炸效果，通过图片显示*/publicclassHitimplementsRunnable{privateMyPanelpanel;//主面板privateImageimage;//图片privateintliveTime=500;//爆炸效果显示的时间默认为500毫秒privateintbeginX=0;//位置xyprivateintbeginY=0;privatebooleanisRunning=false;//游戏是否正在运行标志publicHit(intx,inty,MyPanelpanel) {this.beginX=x;this.beginY=y;this.panel=panel;this.image=Toolkit.getDefaultToolkit().getImage("imgs/炸弹效果.png");this.image=newImageIcon(this.image).getImage(); }publicvoiddrawHitting(Graphics2Dg) { g.drawImage(this.image,this.beginX,this.beginY,this.panel); }publicvoidrun() {while(!this.isRunning) {try{ Thread.sleep(this.liveTime); }catch(InterruptedExceptione){//TODOAuto-generatedcatchblock e.printStackTrace(); }this.isRunning=true; } }publicbooleanisRunning(){returnisRunning; }publicvoidsetRunning(booleanisRunning){this.isRunning=isRunning; }}3.4游戏说明/***游戏规则的对话框，提示游戏规则信息*/publicclassHelpDialogextendsJDialogimplementsMouseMotionListener,MouseListener{privatestaticfinallongserialVersionUID=1L;protectedJFrameframe1;privateMyPanelpanel;privatebooleanflag=false;privatebooleanisDraw=false;privatebooleanisOutDraw=false;publicHelpDialog(Frameframe,booleanmodal,MyPanelpanel) {super(frame,modal);this.panel=panel;this.addMouseMotionListener(this);this.addMouseListener(this);this.setLocation(frame.getBounds().x+180,frame.getBounds().y+200);this.setSize(300,200);this.setUndecorated(true);this.setVisiableRigeon(this.getWidth(),this.getHeight());this.setVisible(true); }publicvoidpaint(Graphicsg) {super.paint(g); Graphics2Dg2=(Graphics2D)g;//g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON); Point2Dstart=newPoint2D.Float(this.getWidth()/2,0); Point2Dend=newPoint2D.Float(this.getWidth()/2,this.getHeight());float[]dist={0.05f,1.0f}; Color[]colors={newColor(58,95,205),Color.CYAN}; LinearGradientPaintp=newLinearGradientPaint(start,end,dist,colors); g2.setPaint(p); g2.fillRect(0,0,this.getWidth(),this.getHeight()); Stringtitle=newString("游戏规则"); g2.setFont(newFont("华文行楷",Font.BOLD,25)); g2.setColor(Color.yellow); BasicGraphicsUtils.drawString(g2,title,100,90,50); Stringcontext=newString("按<-或A键控制军舰向左"); g2.setFont(newFont("华文行楷",Font.BOLD,15)); g2.setColor(Color.yellow); BasicGraphicsUtils.drawString(g2,context,100,50,100); Stringcontext1=newString("按->或D键控制军舰向右"); g2.setFont(newFont("华文行楷",Font.BOLD,15)); g2.setColor(Color.yellow); BasicGraphicsUtils.drawString(g2,context1,100,50,120); Stringcontext2=newString("按空格键扔炸弹"); g2.setFont(newFont("华文行楷",Font.BOLD,15)); g2.setColor(Color.yellow); BasicGraphicsUtils.drawString(g2,context2,100,50,140);//g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);this.repaintShape(); }3.5时间计时器计时产生潜艇publicclassTimeManagerimplementsRunnable{privateWarShipship;privateMyPanelpanel;privateintspeed=1000;publicTimeManager(WarShipship,MyPanelpanel) {this.ship=ship;this.panel=panel; }publicvoidrun() { Randomr=newRandom();while(this.panel.isRunning()) {if(this.panel.isStop()==true) {//System.out.println("777");synchronized(MyPanel.subLock) {try { MyPanel.subLock.wait(); }catch(Exceptione) { e.printStackTrace();//this.flag=true;this.panel.endGame(); } } } Submarinesm=newSubmarine(this.ship,this.panel);this.panel.getSubmarineArray().add(sm); Threadt=newThread(sm); t.start();try { Thread.sleep(this.speed+r.nextInt(this.speed*3)); }catch(Exceptione) { e.printStackTrace(); } } }publicintgetSpeed(){returnspeed; }publicvoidsetSpeed(intspeed){this.speed=speed; }}计时产生鱼雷publicclassTimeManager2implementsRunnable{privateWarShipship;privateArrayList<Torpedo>torpedoArray;privateMyPanelpanel;privateSubmarinesm;publicTimeManager2(Submarinesm,MyPanelpanel,WarShipship,ArrayList<Torpedo>torpedoArray) {this.sm=sm;this.torpedoArray=torpedoArray;this.panel=panel;this.ship=ship; }publicvoidrun() { Randomr=newRandom();while(!this.sm.flag) {//System.out.println("333");if(this.panel.isStop()==true) {synchronized(MyPanel.subLock) {//System.out.println("stop");try { MyPanel.subLock.wait(); }catch(Exceptione) { e.printStackTrace();//this.flag=true;this.panel.endGame(); } } } Torpedotp=newTorpedo(this.panel,this.ship,this.sm);this.torpedoArray.add(tp); Threadt=newThread(tp); t.start();try {inttime=r.nextInt(4000)+2000; Thread.sleep(time); }catch(Exceptione) { e.printStackTrace(); } } }}3.6读取文件，记录分数publicclassInputDialogextendsJDialog{/** * */privatestaticfinallongserialVersionUID=1L;privateJButtonsubmit;//提交按钮privateJLabeltext1;privateJLabeltext2;privateJLabeltext3;privateJTextFieldfield;privateMyPanelpanel;privateJPanelcenterPanel;privateJPanelnorthPanel;privateJPanelsouthPanel;publicInputDialog(Frameframe,booleanmodal,MyPanelpanel) {super(frame,modal);this.panel=panel;this.submit=newJButton("提交");this.text1=newJLabel("恭喜您进入前十!");this.text1.setFont(newFont("楷体",Font.BOLD,15));this.text1.setHorizontalAlignment(JLabel.CENTER);this.text1.setVerticalAlignment(JLabel.BOTTOM);this.text1.setPreferredSize(newDimension(300,90));this.text2=newJLabel("请输入您的姓名:");this.text2.setFont(newFont("楷体",Font.BOLD,12));this.text2.setHorizontalAlignment(JLabel.CENTER);this.text2.setPreferredSize(newDimension(130,20));this.text3=newJLabel("总分:"+this.panel.getScore());this.text3.setFont(newFont("楷体",Font.BOLD,12));this.text3.setHorizontalAlignment(JLabel.CENTER);this.text3.setPreferredSize(newDimension(300,30));this.field=newJTextField();this.field.setFont(newFont("楷体",Font.BOLD,15));this.field.setHorizontalAlignment(JLabel.CENTER);this.field.setPreferredSize(newDimension(70,20));this.submit.setBackground(Color.orange);this.submit.setHorizontalAlignment(JLabel.CENTER);this.submit.setPreferredSize(newDimension(80,30));this.submit.setForeground(newColor(61,145,64));this.submit.setFont(newFont("",0,20));this.centerPanel=newJPanel(newFlowLayout(5));this.centerPanel.setPreferredSize(newDimension(200,50));this.centerPanel.add(this.text2);this.centerPanel.add(this.field);this.northPanel=newJPanel(newGridLayout(2,1));this.northPanel.setPreferredSize(newDimension(300,90));this.northPanel.add(this.text1);this.northPanel.add(this.text3); JLabelsouthHelp1=newJLabel(); southHelp1.setPreferredSize(newDimension(100,50)); JLabelsouthHelp2=newJLabel(); southHelp2.setPreferredSize(newDimension(100,50));this.southPanel=newJPanel();this.southPanel.setPreferredSize(newDimension(300,70));this.southPanel.add(southHelp1);this.southPanel.add(this.submit);this.southPanel.add(southHelp2); JLabeleast=newJLabel(); east.setPreferredSize(newDimension(20,30)); JLabelwest=newJLabel(); west.setPreferredSize(newDimension(60,20)); Containerc=this.getContentPane(); c.add(this.northPanel,BorderLayout.NORTH); c.add(this.centerPanel,BorderLayout.CENTER); c.add(this.southPanel,BorderLayout.SOUTH); c.add(east,BorderLayout.EAST); c.add(west,BorderLayout.WEST);this.setContentPane(c);this.setLocation(frame.getBounds().x+180,frame.getBounds().y+200);this.setUndecorated(true); AWTUtilities.setWindowOpacity(this,0.7F);this.setSize(300,200);this.submit.addActionListener(newActionListener() {publicvoidactionPerformed(ActionEventarg0) {//得到用户信息 Stringname=InputDialog.this.field.getText().trim(); Stringscore=Integer.toString(InputDialog.this.panel.getScore()); Stringpass=Integer.toString(InputDialog.this.panel.getPass()); SimpleDateFormatdf=newSimpleDateFormat("yyyy-MM-ddHH:mm:ss");//设置日期格式 Stringdate=df.format(newDate());//newDate()为获取当前系统时间 Stringargs[]=date.split(""); Stringtime=args[0]; Stringuser=name+""+score+""+pass+""+time;//将数据文件中的用户信息取出,去掉最后一名,加入玩家信息，并按降序排序 ArrayList<String>userList=newArrayList<String>(); BufferedReaderbr=null; BufferedWriterbw=null;try { br=newBufferedReader(newFileReader("userInfo/user")); Stringtemp=null;intcount=0;while((temp=br.readLine())!=null) {//System.out.println(temp); userList.add(temp); count++; }for(inti=1;i<userList.size();i++) { String[]arg=userList.get(i).split("");intvalue=Integer.parseInt(arg[1]);for(intposition=i;position>0;position--) { String[]indexScore=userList.get(position-1).split("");inttempScore=Integer.parseInt(indexScore[1]);if(tempScore<value) { Stringtemp1=(String)userList.get(position); userList.set(position,(String)userList.get(position-1)); userList.set(position-1,temp1); }