netbattlecanvas.java

j2me的坦克大战 元代码 单机版和蓝牙联网版

import javax.microedition.lcdui.*;
import javax.microedition.lcdui.game.*;
import java.io.*;
 
public class NetBattleCanvas extends GameCanvas implements Runnable,CommandListener{
    //网络
    private boolean isServer;
    //private boolean coned;//已连接
    private boolean recieve=false;//接收到客户端(服务器要接收到,才能发送)
    private Connection conn;
    //基本属性
    public static int level=1;
    private  boolean win = false;
    private  boolean lose = false;
    public  static boolean gameover=false;//游戏结束
    public  static boolean interrupt;//控制kingSprite
    public  static void setInterrupt(boolean interrupt) {
        NetBattleCanvas.interrupt = interrupt;
    }
    public boolean pressStop=false;
    private Command listCommand = new Command("Sound Setting",Command.ITEM,1);
    private Command pauseCommand = new Command("Pause",Command.STOP,1);
    private Command resumeCommand = new Command("Continue",Command.STOP,1);
    private Command exitCommand = new Command("Exit",Command.ITEM,2);
    private Command nextCommand = new Command("NextLevel",Command.BACK,1);
    private GameDesign gameDesign;
    //平铺层,Base,Tree,Water,Things
    private TiledLayer base;
    private TiledLayer water;
    private TiledLayer trees;
    private TiledLayer things;
    //绘图者,LayerManager
    private LayerManager layerManager;
    //精灵
    private NetKingSprite kingSprite;
    private  NetTentSprite tentSprite;

    public NetTentSprite getTentSprite() {
        return tentSprite;
    }
    private NetUserSprite userSprite[];
    private NetEnemySprite enemySprite[];
    private NetBulletSprite userBulletSprite[];
    private NetBulletSprite enemyBulletSprite[];
    private NetPetSprite petSprite[];
    
    private  int UserNum=2;        
    private  int UserBulletNum=2;
    private  int EnemyNum=6;      //total enemy number    
    private  int EnemyBulletNum=6;
    private  int PetNum=4;  
    //实用引用
    private GameMidlet gameMidlet;
    //wait
    Sprite waitSprite = null;
    
    public NetBattleCanvas(GameMidlet gameMidlet,boolean isServer){
        super(true);
        //启动网络
        this.isServer = isServer;
        conn = new Connection(isServer);
        conn.start();
        this.gameMidlet = gameMidlet;
        try {
            //Sound.instance.gamestartPlayer();
            Sound.instance.resumeBack();
            
            this.addCommand(pauseCommand);
            this.addCommand(listCommand);
            this.addCommand(exitCommand);
            this.setCommandListener(this);
            this.init();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
    public void init()throws IOException{
        //绘图者添加平铺层
        gameDesign = new GameDesign();
        layerManager = new LayerManager();
        switch(NetBattleCanvas.level){
            case 1:gameDesign.updateLayerManagerForSchool(layerManager);break;
            case 2:gameDesign.updateLayerManagerForSchool1(layerManager);break;
            //case 3:gameDesign.updateLayerManagerForSchool2(layerManager);break;
        }
         //添加king
        Image kingImage = null;
        try{
             kingImage = Image.createImage("/tank/king.png");              
        }catch(IOException e){
            e.printStackTrace();
        }
        kingSprite = new NetKingSprite(kingImage,layerManager,this);
        //帐篷
        Image tentImage = null;
        try{
             tentImage = Image.createImage("/tank/tent.png");              
        }catch(IOException e){
            e.printStackTrace();
        }
        tentSprite = new NetTentSprite(tentImage,layerManager,this);
        
//1辆玩家坦克,1发玩家子弹;6辆敌人坦克,6发敌人子弹,4只Pet
         Image bulletImage = null; 
         Image userImage = null;
         Image enemyImageNomal=null;
         Image enemyImageGreen=null;
         Image enemyImageRed=null;
         Image octImage = null;
         Image dogImage = null;
         Image catImage = null;
         Image spookImage = null;
         try{
             bulletImage = Image.createImage("/tank/bullet.png"); 
             userImage = Image.createImage("/tank/user.png");
             enemyImageNomal = Image.createImage("/tank/enemyNomal.png");
             enemyImageGreen = Image.createImage("/tank/enemyGreen.png");
             enemyImageRed = Image.createImage("/tank/enemyRed.png");
             octImage = Image.createImage("/tank/oct.png");
             dogImage = Image.createImage("/tank/dog.png");
             catImage = Image.createImage("/tank/cat.png");
            spookImage = Image.createImage("/tank/spook.png");        
        }catch(IOException e){
            e.printStackTrace();
        }
       userBulletSprite = new NetBulletSprite[UserBulletNum];
       userSprite = new NetUserSprite[UserNum];
       enemyBulletSprite = new NetBulletSprite[EnemyBulletNum];
       enemySprite = new NetEnemySprite[EnemyNum];
       petSprite = new NetPetSprite[PetNum];
//玩家初始化
        for(int i=0;i<UserNum;i++){
            userBulletSprite[i] = new NetBulletSprite(bulletImage,layerManager,100,true,this,gameDesign,kingSprite,tentSprite);//true表示玩家子弹;  
            userSprite[i] = new NetUserSprite(userImage,layerManager,userBulletSprite[i],this,gameDesign,kingSprite,tentSprite,i);
        }
       userBulletSprite[1].nextFrame();//蓝色子弹
       //服务器先暂停,有连接再开始
       if(isServer){
           stop();
           Image waitImage = null;
          try{
             waitImage = Image.createImage("/tank/wait.png");              
          }catch(IOException e){
             e.printStackTrace();
          }
          waitSprite = new Sprite(waitImage); 
          waitSprite.defineReferencePixel(waitImage.getWidth()/2,waitImage.getHeight()/2);
          waitSprite.setRefPixelPosition(this.getWidth()/2, this.getHeight()/2);
          waitSprite.setVisible(true);
          layerManager.insert(waitSprite,0);
          this.removeCommand(this.pauseCommand);
          this.removeCommand(listCommand);
       }else{
          this.removeCommand(this.pauseCommand);
          this.removeCommand(listCommand);
       }
//敌人初始化
        for(int i=0;i<EnemyNum;i++){
            int t = i%4; 
            if(t==0||t==1){
                enemyBulletSprite[i] = new NetBulletSprite(bulletImage,layerManager,100,false,this,gameDesign,kingSprite,tentSprite);//false表示敌人子弹;  
                enemySprite[i] = new NetEnemySprite(enemyImageNomal,layerManager,enemyBulletSprite[i],1,this,gameDesign,kingSprite,tentSprite);
            }else if(t == 2){
                enemyBulletSprite[i] = new NetBulletSprite(bulletImage,layerManager,100,false,this,gameDesign,kingSprite,tentSprite);//false表示敌人子弹;  
                enemySprite[i] = new NetEnemySprite(enemyImageGreen,layerManager,enemyBulletSprite[i],2,this,gameDesign,kingSprite,tentSprite);
            }else{
                enemyBulletSprite[i] = new NetBulletSprite(bulletImage,layerManager,100,false,this,gameDesign,kingSprite,tentSprite);//false表示敌人子弹;  
                enemySprite[i] = new NetEnemySprite(enemyImageRed,layerManager,enemyBulletSprite[i],3,this,gameDesign,kingSprite,tentSprite);
            }
        } 
//pet初始化
       petSprite[0] = new NetPetSprite(octImage,200,30,1,layerManager,this,gameDesign);
       petSprite[1] = new NetPetSprite(dogImage,30,70,2,layerManager,this,gameDesign);
       petSprite[2] = new NetPetSprite(catImage,15,50,3,layerManager,this,gameDesign);
       petSprite[3] = new NetPetSprite(spookImage,15,90,4,layerManager,this,gameDesign);
        //敌人坦克启动
        //new NetEnemyManager222(this);
        
    }
    public void run(){
        Graphics g = getGraphics();
        while(!gameover){
            if(isServer){//收到,才发送给客户端
                //(1)对本玩家操作(操作本机,发送对机)
                int keyStates = this.getKeyStates();
                if(recieve&&conn!=null){//如果有接收到客户,则发送
                    if(this.interrupt){layerManager.remove(waitSprite);resume();}//有连接了才开始
                    conn.sentMessage(String.valueOf(keyStates));
                    input0(keyStates);//发送了才改变本机
                    recieve=false;
                }
                //(2)对方玩家操作(接收对机,操作本机)
                int keyStatesNet;
                if(conn != null){
                    keyStatesNet = conn.getMessage();//接收信息
                    if(keyStatesNet!= -1){//收到信息
                        recieve=true;
                        input1(keyStatesNet);
                        conn.setMessage(-1);//清除按键信息
                    }
                }
                
            }
            else{//不断发送给服务器