java手机游戏设计源代码 第10页
附录一  代码
import javax.microedition.midlet.MIDlet;
import javax.microedition.midlet.MIDletStateChangeException;
import javax.microedition.lcdui.*;
public class lzhhdm extends MIDlet implements CommandListener {
        public Display display;
 private Image splashLogo;
 private boolean isSplash=true;
        public Form a;
        private Alert alert;
        int length;
        private MenuScreen menuscreen;
        private gameScreen gamescreen;
        private Command ok,back;
        private byte[] byteInputData;
 public lzhhdm()
 {
 }
 protected void startApp() throws MIDletStateChangeException {
 display=Display.getDisplay(this);
 menuscreen=new MenuScreen(this);
 if(isSplash)
 {  a=null;
  a=new Form("览桥风光V1.0");
  ok=new Command("ok",Command.OK,1);
     a.append(new StringItem(null,"....."));
  a.addCommand(ok);
  a.setCommandListener(this);
     display.setCurrent(a); 
 }
 }
 protected void menuscreenShow()
 {
  display.setCurrent(menuscreen); 
 }
 protected void menuscreensecond() {
  
  menuscreen=new MenuScreen(this);
  MenuScreen.mainmenu[0]="重新开始";//玩完一遍或挂了后在玩一遍 菜单第一项改为 重新开始
  display.setCurrent(menuscreen); 
  }
 protected void pauseApp() {}
 protected void destroyApp(boolean arg0) throws MIDletStateChangeException { 
 }
 protected void helShow()
 {  a=null;
  a=new Form("览桥风光V1.0");
  back=new Command("返回",Command.BACK,1);
     a.append(new StringItem(null,"操作方式：上 2 下 8 左 4 右 6 开火 5"));
     a.append(new StringItem(null,"弹药数：一次最多打三组"));
  a.addCommand(ok);
  a.setCommandListener(this);
     display.setCurrent(a);
 }
 protected void renwuShow()
 {
  a=null; 
  a=new Form("览桥风光V1.0");
  back=new Command("返回",Command.BACK,1);
     a.append(new StringItem(null,"游戏名称：览桥风光"));
     a.append(new StringItem(null,"版本号：V1.00"));
     a.append(new StringItem(null,"制作者：信息电子技术学院01计算机5班 刘泽华 学号：7"));
  a.addCommand(ok);
  a.setCommandListener(this);
     display.setCurrent(a);
 }
 protected void gameShow()
 {   try{
 
  gamescreen=null;
  gamescreen=new gameScreen(this);
  
  gamescreen.start();
   display.setCurrent(gamescreen);
  gamescreen.conti=true;
 }catch(Exception exp)
 {
 System.out.println("dfg");
 }
 }
 
 public void commandAction(Command arg0, Displayable arg1) {
  a=null;
  
  this.menuscreenShow();
 }
}
import javax.microedition.lcdui.*;
public class MenuScreen extends Canvas  implements Runnable,CommandListener
{
 Font lowfont=Font.getFont(Font.FACE_MONOSPACE,Font.STYLE_PLAIN,Font.SIZE_MEDIUM);
   Font highfont=Font.getFont(Font.FACE_MONOSPACE,Font.STYLE_BOLD,Font.SIZE_MEDIUM);
  int lowColor=0x000000FF;
  int highColor=0x00FF0000;
  int highBGColor=0x00CCCCCC;
  int width;
  boolean co;
  int height;
  int startHeight;
  int spacing=highfont.getHeight()/2;
 public  static String[] mainmenu={"ÐÂÓÎÏ•","°ïÖú","¹ØÓÚ"};
  int menuIndex;
 Thread menuThread;
 private Command ok=new Command("ok",Command.OK,1);
 private lzhhdm midlet;
 public MenuScreen(lzhhdm midlet)
 { this.midlet=midlet;
  width=getWidth();
  height=getHeight();
  startHeight=(highfont.getHeight()*mainmenu.length)+((mainmenu.length-1)*spacing);
751com.cn new Thread(this);
  menuThread.start();
  co=true;
 }
 
 public void run()
 {
  while(co)
  {
   repaint();
  }
 }
 
 public void paint(Graphics g)
 { 
  g.setColor(0x00FFFFFF);
  g.fillRect(0,0,width,height);
  for(int i=0;i<mainmenu.length;i++)
  {

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