feiji.rar_feiji_经典飞机大战_飞机大战

/* * FeijiMidlet.java * Download by http://www.codefans.net * Created on 2007年2月24日, 下午9:11 */ import javax.microedition.midlet.*; import javax.microedition.lcdui.*; /** * * @author money * @version */ public class FeijiMidlet extends MIDlet implements CommandListener{ private Canvas canvas=new FeijiCanvas(); private Display display; private Command exit = new Command("退出", Command.EXIT,2); private Command ok = new Command("开始游戏", Command.OK,1); boolean kaishi=false; TextBox textbox = new TextBox("飞行游戏！","伟哥出品！请单击右下角的开始游戏，如有问题请咨询QQ154267142", 1024, TextField.ANY); public void startApp() { display=Display.getDisplay(this); display.setCurrent(textbox); textbox.addCommand(exit); textbox.addCommand(ok); textbox.setCommandListener(this); } public void pauseApp() { } public void destroyApp(boolean unconditional) { } public void commandAction(Command cmd,Displayable displayable){ if(cmd==ok){ display=Display.getDisplay(this); display.setCurrent(canvas); canvas.addCommand(exit); canvas.setCommandListener(this); } if(cmd==exit){ destroyApp(true); notifyDestroyed(); } } } class FeijiCanvas extends Canvas implements Runnable{ boolean gameover=false; boolean xiancheng=true; boolean up=false; boolean down=false; boolean left=false; boolean right=false; int feidan1x=getHeight()/4-8; int feidan1y=getWidth(); int feidan2x=getHeight()/4+getHeight()/4-30; int feidan2y=getWidth(); int feidan3x=getHeight()/4+getHeight()/4+getHeight()/4-50; int feidan3y=0; int feidan4x=getHeight()/4+getHeight()/4+getHeight()/4+getHeight()/4-60; int feidan4y=0; int x=10; int y=getHeight()/2; int life =3; int fenshu=0; Image ditu=null; Image feidan1=null; Image feidan2=null; Image feidan3=null; Image feidan4=null; Image feiji=null; public FeijiCanvas(){ try{ ditu = Image.createImage("/tiankong.png"); feidan1 = Image.createImage("/feidan1.PNG"); feidan2 = Image.createImage("/feidan2.PNG"); feidan3 = Image.createImage("/feidan3.PNG"); feidan4 = Image.createImage("/feidan4.PNG"); feiji = Image.createImage("/feiji.png"); }catch(Exception e){ System.err.println("图片错误"); } Thread th = new Thread(this);//新建线程 th.start();//开启线程 } protected void paint(Graphics g){ g.setColor(255,255,255); g.fillRect(0,0,getWidth(),getHeight());//绘制方格 g.setColor(0); g.drawString("生命="+life,10,10,Graphics.LEFT|Graphics.TOP); g.drawString("分数="+fenshu,50,10,Graphics.LEFT|Graphics.TOP); if(gameover){ g.setColor(0); g.drawString("你死了！你得了"+fenshu+"分，希望你继续努力！",10,getHeight()-20,Graphics.LEFT|Graphics.TOP); xiancheng = false; } g.drawImage(ditu,getWidth()/2,getHeight()/2,Graphics.HCENTER|Graphics.VCENTER);//显示背景 g.drawImage(feidan1,feidan1x,feidan1y,Graphics.HCENTER|Graphics.VCENTER); g.drawImage(feidan2,feidan2x,feidan2y,Graphics.HCENTER|Graphics.VCENTER); g.drawImage(feidan3,feidan3x,feidan3y,Graphics.HCENTER|Graphics.VCENTER); g.drawImage(feidan4,feidan4x,feidan4y,Graphics.HCENTER|Graphics.VCENTER); g.drawImage(feiji,x,y,Graphics.HCENTER|Graphics.VCENTER); } public void run(){ while(xiancheng){ if(up)y=y-2; if(down)y=y+2; if(left)x=x-2; if(right)x=x+2; feidan1y=feidan1y-3; feidan2y=feidan2y-5; feidan3y=feidan3y+5; feidan4y=feidan4y+7; repaint(); try{Thread.sleep(50); }catch(InterruptedException e){} if(feidan1y<=0)feidan1y=getWidth(); if(feidan2y<=0)feidan2y=getWidth(); if(feidan3y>getWidth())feidan3y=0; if(feidan4y>getWidth())feidan4y=0; if(x-feiji.getWidth()/2 < feidan1x + feidan1.getWidth()/2 && x+feiji.getWidth()/2 > feidan1x - feidan1.getWidth()/2){ if(y-feiji.getHeight()/2 < feidan1y + feidan1.getHeight()/2 && y+feiji.getHeight()/2 > feidan1y - feidan1.getHeight()/2){ //碰撞后实现代码 life=life-1; x=10; y=getHeight()/2; } } if(x-feiji.getWidth()/2 < feidan2x + feidan2.getWidth()/2 && x+feiji.getWidth()/2 > feidan2x - feidan2.getWidth()/2){ if(y-feiji.getHeight()/2 < feidan2y + feidan2.getHeight()/2 && y+feiji.getHeight()/2 > feidan2y - feidan2.getHeight()/2){ //碰撞后实现代码 life=life-1; x=10; y=getHeight()/2; } } if(x-feiji.getWidth()/2 < feidan3x + feidan3.getWidth()/2 && x+feiji.getWidth()/2 > feidan3x - feidan3.getWidth()/2){ if(y-feiji.getHeight()/2 < feidan3y + feidan3.getHeight()/2 && y+feiji.getHeight()/2 > feidan3y - feidan3.getHeight()/2){ //碰撞后实现代码 life=life-1; x=10; y=getHeight()/2; } } if(x-feiji.getWidth()/2 < feidan4x + feidan4.getWidth()/2 && x+feiji.getWidth()/2 > feidan4x - feidan4.getWidth()/2){ if(y-feiji.getHeight()/2 < feidan4y + feidan4.getHeight()/2 && y+feiji.getHeight()/2 > feidan4y - feidan4.getHeight()/2){ //碰撞后实现代码 life=life-1; x=10; y=getHeight()/2; } } if(life<=0){ gameover=true; } if(x==getWidth()){ fenshu=fenshu+10; x=10; y=getHeight()/2; } } } protected void keyPressed(int key) { //当键被按下使标志位为 TRUE 来改变坐标控制车运动 int gameaction = getGameAction(key); switch(gameaction){ case Canvas.UP: //y=y-3; up = true; break; case Canvas.DOWN: //y=y+3; down = true; break; case Canvas.LEFT: // x=x-3; left = true; break; case Canvas.RIGHT: // x=x+3; right=true; break; default : } } protected void keyReleased(int key) {//当键被松开使标志位为 FALSE 来让车停止 int gameaction = getGameAction(key); switch(gameaction){ case Canvas.UP: //y=y-3; up = false; break; case Canvas.DOWN: //y=y+3; down = false; break; case Canvas.LEFT: // x=x-3; left = false; break; case Canvas.RIGHT: // x=x+3; right=false; break; default : } } }