netpetsprite.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.*;
import java.util.*;

public class NetPetSprite extends Sprite implements Runnable{
     public static boolean gameover=false;//游戏结束
     private static boolean interrupt;//运动是否暂停 ,加在run中
     public static void setInterrupt(boolean interrupt) {
        NetPetSprite.interrupt = interrupt;
    }
     private int SPEED=2;
    private boolean alive;
    public boolean isAlive(){return alive;}
    private int type=Canvas.LEFT;//1章鱼 2小狗 3小猫 4小鬼  
    private int direction;
     //实用的引用
    private NetBattleCanvas bc;//设置游戏win,lose
    private LayerManager layerManager;//结束游戏时,让layer画东西
    private int screenWidth,screenHeight;
    private NetEnemySprite[] es;
    private NetUserSprite us[];
    private TiledLayer Things;
    private TiledLayer Water;
    private TiledLayer Trees;
    
    public NetPetSprite(Image image,int x,int y,int type,LayerManager layerManager,
            NetBattleCanvas bc,GameDesign gd) {//10张图片一起
        super(image,image.getWidth()/10,image.getHeight());
        defineReferencePixel(image.getWidth()/20,image.getHeight()/2);
        this.layerManager = layerManager;
        this.bc = bc;
        screenWidth = bc.getWidth();
        screenHeight = bc.getHeight();
        this.setRefPixelPosition(x, y);
        this.type = type;
        this.setFrameSequence(new int[]{1,3,5,7,9});
        if(type==2 || type==3){
            direction=Canvas.RIGHT;//章鱼和小狗朝右,小猫和小鬼朝左
            this.setFrameSequence(new int[]{0,2,4,6,8});
        }
        
        //取得其他坦克,障碍物
        es = bc.getEnemySprites();
        us = bc.getUserSprites();
        try{
            switch(BattleCanvas.level){
                case 1:this.Things = gd.getThings();
                       this.Water = gd.getWater();
                       this.Trees = gd.getTrees();
                       break;
                case 2:this.Things = gd.getThings1();
                       this.Water = gd.getWater1();
                       this.Trees = gd.getTrees1();
                       break;
                case 3:break;
            }
        }catch(IOException e){e.printStackTrace();}
        //添加到画布
        alive = true;
        setVisible(true);
        layerManager.insert(this,0);
        //自启动
        new Thread(this).start();
        new DynimThread().start();
    }
     public int collides(){//跟别人碰撞了 0,没事  2,障碍物 坦克 边界 
        //遍历所有的敌人坦克
        for(int i=0;i<es.length;i++){
            if(es[i].getHP()>0 )
                if(this.collidesWith(es[i],true)){
                    return 2;//跟坦克碰撞
                }
        } 
        //遍历所有玩家坦克
       for(int i=0;i<us.length;i++){
            if(us[i].getHP()>0)
                if(this.collidesWith(us[i],true)){
                    return 2;//跟坦克碰撞
                }
        }         
        //遍历障碍物
        if(this.collidesWith(Things,true)||this.collidesWith(Trees,true)
                ||this.collidesWith(Water,true))
            return 2;
        //遍历边界
        if(this.getX()<0 || this.getY()<0 ||
                this.getX()>screenWidth-this.getWidth() ||
                this.getY()>screenHeight-this.getHeight())
            return 2;
        return 0;
    }
    
    public void run(){//pet走动
         while(!gameover && alive){
            if(!interrupt){
                if(direction == Canvas.RIGHT){
                    this.move(SPEED, 0);
                    //若碰撞,改变direction
                            if (this.collides() == 2){//碰撞
                                     this.move(-SPEED,0);
                                     try{Thread.sleep(300);}
                                     catch(InterruptedException e){e.printStackTrace();}
                                     direction = GameCanvas.LEFT;
                                     this.setFrameSequence(new int[]{1,3,5,7,9});
                            }
                }
                else{ 
                    this.move(-SPEED, 0);
                    //若碰撞,改变direction
                            if (this.collides() == 2){//碰撞
                                     this.move(SPEED,0);
                                     try{Thread.sleep(300);}
                                     catch(InterruptedException e){e.printStackTrace();}
                                     direction = GameCanvas.RIGHT;
                                     this.setFrameSequence(new int[]{0,2,4,6,8});
                            }
                    
                }
            }
            try{
                Thread.sleep(200);
            }catch(InterruptedException e){
                e.printStackTrace();
            }
         }
     }
     
     public void explode(){//爆炸方法都是被子弹线程调用
        //pet消失
        alive = false;
        this.setVisible(false);
        layerManager.remove(this);
        
        //画出爆炸效果 
        Image explodeImage = null;
        try{
             explodeImage = Image.createImage("/tank/tentExplode.png");              
        }catch(IOException e){
            e.printStackTrace();
        }
        Sprite explodeSprite = new Sprite(explodeImage,18,18);
        explodeSprite.defineReferencePixel(9,9);
        explodeSprite.setRefPixelPosition(this.getRefPixelX(),this.getRefPixelY());
        layerManager.insert(explodeSprite, 0);
        explodeSprite.setVisible(true);
        int count=0;
        Sound.instance.petExplodePlayer();
        while(++count<=4){//播放张图片
            try {
                Thread.sleep(60);   //keep the explode effect on screen for a short moment
            }catch (InterruptedException e) {
                e.printStackTrace();
            }
            while(interrupt){//如果暂停,爆炸效果仍存在
                try {
                   Thread.sleep(10);   //keep the explode effect on screen for a short moment
                }catch (InterruptedException e) {
                    e.printStackTrace();
                 }
            }
            explodeSprite.nextFrame();
        }
        explodeSprite.setVisible(false);
        layerManager.remove(explodeSprite);
        //new 出法宝
        if(this.type == 1){//章鱼
            Image image = null;
            try{
                image = Image.createImage("/tank/aShip.png");
            }catch(IOException e){e.printStackTrace();}
            new NetTalismanSprite(image,2,this.getRefPixelX(),this.getRefPixelY(),bc,this.layerManager);
        }
        else if(this.type == 2){//小狗,new出
            Image image = null;
            try{
                image = Image.createImage("/tank/aProtect.png");
            }catch(IOException e){e.printStackTrace();}
            new NetTalismanSprite(image,3,this.getRefPixelX(),this.getRefPixelY(),bc,this.layerManager);
        }
        else if(this.type == 3){//小猫,new出子弹
            Image image = null;
            try{
                image = Image.createImage("/tank/aBullet.png");
            }catch(IOException e){e.printStackTrace();}
            new NetTalismanSprite(image,8,this.getRefPixelX(),this.getRefPixelY(),bc,this.layerManager);
        }
        else if(this.type == 4){//小鬼,new出
            Image image = null;
            try{
                image = Image.createImage("/tank/aTent.png");
            }catch(IOException e){e.printStackTrace();}
            new NetTalismanSprite(image,7,this.getRefPixelX(),this.getRefPixelY(),bc,this.layerManager);
        }
        
     }
    
     private class DynimThread extends Thread{
        public void run(){//动态播放
             while(!gameover && alive){
                if(!interrupt){
                    NetPetSprite.this.nextFrame();
                }
                try{
                    Thread.sleep(100);
                }catch(InterruptedException e){
                    e.printStackTrace();
                }

             }
         }
     }


}