gameui.java

支持蓝牙的手机游戏 支持蓝牙的手机游戏的分析与实现

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package org.challenge.chengshi.game;

import java.util.Hashtable;
import javax.microedition.lcdui.Canvas;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Display;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.Graphics;
import org.challenge.chengshi.MainMidlet;
import org.challenge.chengshi.game.client.ClientUI;
import org.challenge.chengshi.game.client.GameClient;
import org.challenge.chengshi.game.server.GameServer;
import org.challenge.chengshi.record.Record;

/**
 *
 * @author challenge
 */
public class GameUI extends Canvas implements CommandListener {
    private Game game;
    public MainMidlet mid;
    public boolean isServer;
    public GameServer server;
    public GameClient client;
    private ClientUI clientUI;
    private Record record=new Record();
    private Command exitCommand=new Command("退出",Command.EXIT,1);
    
    private static boolean isFirst=true;
    /**
     * 构造函数传入MainMidlet isServer(是否是服务端)
     * @param mid
     * @param isServer
     */
    public GameUI(MainMidlet mid,boolean isServer){
        this.mid=mid;
        this.isServer=isServer;
        if(isServer==true){ //是服务器时建立服务端并初始化
            this.server=new GameServer(this);
            this.init();
        }else{//客房端时建立客房端，并显示客房端界面即服务列表
            this.client=new GameClient(this);
            this.clientUI=new ClientUI(this);
  //          this.init();
        }
        try{
            this.game=new Game(this);
//            s=game.toString();
 //           this.mid.setDisplayable(this);
        }catch(Exception e){
           // s="3";
            this.mid.show();
        }
 //       s="3";
//        isFirst=false;
 //       this.show();
 //       this.repaint();
    }
    //初始化
    public void init(){
        this.addCommand(exitCommand);
        this.setCommandListener(this);
        this.setFullScreenMode(true);
        this.show();
    }
    //显示本游戏的画面
    public void show(){
        Display.getDisplay(this.mid).setCurrent(this);
    }
    //画游戏画面
    protected void paint(Graphics g) {
        game.paintGame(g);
    }
    //对事件的响应
    public void commandAction(Command cmd, Displayable arg1) {
        if(cmd==this.exitCommand){
            this.mid.destroyApp(true);
            this.mid.notifyDestroyed();
        }
 //       throw new UnsupportedOperationException("Not supported yet.");
    }
    //对键盘事件的响应
    protected void keyPressed(int keyCode){
        int action=this.getGameAction(keyCode);
        game.keyPressed(action);
    }
    //退出
    public void destroy(){
        if(this.server!=null){
//            this.server.destroy();
        }
        if(this.client!=null){
//            this.client.destroy();
        }
    }
    //从对方接收信息
    public void receiveMessage(String message){
        this.game.receieveMessage(message);
    }
    //发送信息
    public void sendMessage(String message){
        if(this.isServer){  //判断
            this.server.sendMessage(message);
        }else{
            this.client.sendMessage(message);
        }
    }
    //客户端选择要连接到哪个服务端，连接时调用的方法
    public void connect(String name){
        this.client.connect(name);
    }
    //客户端显示服务列表时要调用的方法
    public java.util.Enumeration getRemoteName(){
        return this.client.getRemoteName();
    }
    //保存记录
    public void save(int step){
        this.record.save(step);
    }

}