JAVA五子棋手机网络对战游戏的设计与实现

import javax.microedition.lcdui.*; import java.io.*; import java.util.Random; /************************************************ * 类的功能：实现画图的功能。目前版本1.0 * 修订时间：2007.3.20 * @author 肖松 * @version 1.0 ************************************************/ class OmokCanvas extends Canvas { //定义几种状态:初始化、连接状态，两边的状态，结果 private final int INIT = 0, CONNECT = 1, TURN0 = 2, TURN1 = 3, RESULT = 4; private int gameMode;//游戏所处于的状态 int id0, id1;//对战双方的标记。id0为第一个，id1为第二个 private OmokBoard board;//画板 private Cursor cursor;//光标 private ServerConnector connector;//；连接器 private String message;//消息 private int row, col; int num=20; int second=15; boolean islogin=false; public OmokCanvas() { board = new OmokBoard();//创建画板 cursor = new Cursor();//创建光标 connector = new ServerConnector(this); setGameMode(INIT);//设置模式 } public void start() { if(gameMode == INIT) setGameMode(CONNECT); else if(gameMode == RESULT) setGameMode(INIT); } public void stop() { if(gameMode != INIT && gameMode != RESULT) connector.disconnect(id1); } //设置游戏模式 private void setGameMode(int gameMode) { this.gameMode = gameMode; switch(gameMode) { case INIT : id0 = id1 = -1;//设置标记变量初始值 row = col = 6;//初始化棋盘大小 board.init(); break; case CONNECT : Thread cthread = new Thread() { public void run() { repaint(); if(islogin) {connect(); System.out.println("执行connect();"); } else {loginGame(); System.out.println("执行login();"); } } }; cthread.start(); break; case TURN0 : cursor.setLocation(row, col); break; case TURN1 : connector.receiveData(id0); break; } repaint(); } //连接 void connect() { id0 = connector.connect(); // Display.getDisplay(Omok.instance).setCurrent(Omok.theCanvas); //连接失败 if (id0 == -1) { message = "失败"; setGameMode(RESULT); } //为偶数 else if (id0%2 == 0) { id1 = id0 + 1; connector.receiveData(id0); } //为奇数 else { id1 = id0 - 1; connector.sendData(id1, "C"); connector.receiveData(id0); } } //登陆 void loginGame() { int flag=0; System.out.println("验证前flag:"+flag); id0=flag=connector.login(Omok.logo.UserId,Omok.logo.Psw); System.out.println("验证后flag:"+flag); if(flag != -1) { Display.getDisplay(Omok.instance).setCurrent(Omok.theCanvas); islogin=true; if (id0%2 == 0) { id1 = id0 + 1; connector.receiveData(id0); } //为奇数 else { id1 = id0 - 1; connector.sendData(id1, "C"); connector.receiveData(id0); } } else { String s="帐号或者密码错误"; Alert alert = new Alert("警告！！！！"); alert.setTimeout(2000); alert.setString(s); Display.getDisplay(Omok.instance).setCurrent(alert); System.out.println("退出程序"); Omok.instance.destroyApp(true); } } //画图 public void paint(Graphics g) { board.paint(g); if(gameMode == INIT) paintMessage(g, "棋局初始化"); else if (gameMode == CONNECT) paintMessage(g, "连接中..."); else if (gameMode == TURN0) { paintMessage(g, "本方出棋."); cursor.paint(g); Thread athread = new Thread() { public void run() { while (true) { try { Thread.sleep(50); } catch (Exception e) { System.out.println("run is error: " + e); } } } }; athread.start(); } else if (gameMode == TURN1) { paintMessage(g, "等待对方出棋."); Thread bthread = new Thread() { public void run() { while (true) { try { Thread.sleep(50); } catch (Exception e) { System.out.println("run is error: " + e); } } } }; bthread.start(); } else if (gameMode == RESULT) paintMessage(g, "结束"); } //打印信息 private void paintMessage(Graphics g, String message) { g.setColor(0, 0, 255); g.fillRect(0, 184, 95, 16); g.setColor(255, 255, 255); g.drawString(message, 48, 184, g.HCENTER|g.TOP); } //按键处理 protected void keyPressed(int keyCode) { if (gameMode != TURN0) return; int action = getGameAction(keyCode); switch(action) { case LEFT : cursor.setX(cursor.getX() - 1); break; case RIGHT : cursor.setX(cursor.getX() + 1); break; case UP : cursor.setY(cursor.getY() - 1); break; case DOWN : cursor.setY(cursor.getY() + 1); break; case FIRE : if(dropStone(cursor.getX(), cursor.getY(), id0%2)) { String x = null; String y = null; StringBuffer tx = new StringBuffer(); StringBuffer ty = new StringBuffer(); if(cursor.getX() < 10) x = tx.append(0).append(cursor.getX()).toString(); else x = tx.append(cursor.getX()).toString(); if(cursor.getY() < 10) y = ty.append(0).append(cursor.getY()).toString(); else y = ty.append(cursor.getY()).toString(); connector.sendData(id1, "D" + x + y); } break; } repaint(); } //接收数据 public void receiveData(String data) { //验证状态 if (data.substring(0, 1).equals("C")) { if (id0%2 == 0) { connector.sendData(id1, "C"); setGameMode(TURN1); } else setGameMode(TURN0); }//接收数据状态 else if (data.substring(0, 1).equals("D")) { row = Integer.parseInt(data.substring(1,3)); col = Integer.parseInt(data.substring(3,5)); dropStone(row, col, id1%2); cursor.setLocation(row, col); } else if (data.substring(0, 1).equals("E")) { message = "棋局结束"; setGameMode(RESULT); } } private boolean dropStone(int row, int col, int player) { if (!board.setStone(row, col, player)) return fals