基于Java的一款Java网络格斗游戏源码.zip

/** 游戏玩家显示类 Download by http://www.codefans.net **/ package game.multiplayer; import java.io.*; import javax.microedition.io.*; import javax.microedition.lcdui.*; public class PlayerScreen extends Canvas implements CommandListener { //UDP服务器连接串 String url = "datagram://bji18nln1:5188"; //加入游戏命令对象 Command attendGame = null; //当前玩家命令信息变量 String playerCmd = null; String playerInfo = null; String currentPlayer = null; //游戏图片对象 Image boxBody = null; Image enemy = null; Image effect = null; Image backGround = null; Image winImage = null; Image titleImage = null; SoundPlayer soundPlayer = new SoundPlayer(); //游戏图片长度与宽度变量 int width = 24, height = 41; //游戏图片显示区域的索引值 int widthIndex = 1, heightIndex = 1; //判断是否为搏击状态 boolean isPressedHitKey = false; // 构造器 public PlayerScreen(PlayerMIDlet playerMIDlet) { this.playerMIDlet = playerMIDlet; try { jbInit(); } catch (Exception e) { e.printStackTrace(); } } //组件初始化 private void jbInit() throws Exception { setCommandListener(this); //添加命令对象 addCommand(new Command("退出游戏", Command.EXIT, 1)); attendGame = new Command("加入游戏", Command.OK, 1); addCommand(attendGame); //创建装载图片 try { boxBody = Image.createImage("/imgs/charac.png"); enemy = Image.createImage("/imgs/enemy.png"); effect = Image.createImage("/imgs/effect.png"); backGround = Image.createImage("/imgs/bg.png"); winImage = Image.createImage("/imgs/win.png"); titleImage = Image.createImage("/imgs/title.png"); } catch (IOException ex) { ex.printStackTrace(); } //启动查询线程 start(); } //启动查询线程方法 public void start() { new java.lang.Thread(new UDPListener()).start(); } //绘图方法 public void paint(Graphics g) { //清除屏幕 ScreenDrawer.clearScreen(g, getWidth(), getHeight()); //是否击中标志 boolean hitedFlag = false; //是否出击标志 boolean isHit = false; //是否为当前用户出击标志 boolean isCurrentUserHit = false; if (playerInfo != null) { //绘制背景图片 drawBackGround(g); //获取积分信息串 int scopeIndex = playerInfo.indexOf("?"); String scopeString = playerInfo.substring(scopeIndex + 1); int scope = scopeString.indexOf(","); String player1Scope = scopeString.substring(0, scope); String player2Scope = scopeString.substring(scope + 1); //获取命令信息串 String playerInfoandCmd = playerInfo.substring(0, scopeIndex); int cmdIndex = playerInfoandCmd.indexOf(":"); String playerMsg = playerInfoandCmd.substring(0, cmdIndex); String cmdInfo = playerInfoandCmd.substring(cmdIndex + 1); //获取player的当前坐标 int index1 = playerMsg.indexOf(","); int index2 = cmdInfo.indexOf(","); int player1X = Integer.parseInt(playerMsg.substring(0, index1)); int player2X = Integer.parseInt(playerMsg.substring(index1 + 1)); //绘制player1 if (cmdInfo.substring(0, index2).equals("go")) { ScreenDrawer.drawImage(g, boxBody, player1X, 97, width, height, widthIndex, heightIndex, true); } else if (cmdInfo.substring(0, index2).equals("hit")) { ScreenDrawer.drawImage(g, boxBody, player1X, 97, 39, 41, 4, 2, true); isHit = true; if ( (player1X + 34) >= player2X) { hitedFlag = true; //判断是当前用户击中对方 if (currentPlayer.equals("player1")) { isCurrentUserHit = true; } } } //绘制player2 if (cmdInfo.substring(index2 + 1).equals("go")) { ScreenDrawer.drawImage(g, enemy, player2X, 97, width, height, widthIndex, heightIndex, true); } else if (cmdInfo.substring(index2 + 1).equals("hit")) { ScreenDrawer.drawImage(g, enemy, player2X-10, 97, 37, 41, 1,3, true); isHit = true; if ( (player1X + 34) >= player2X) { //判断是当前用户击中对方 if (currentPlayer.equals("player2")) { isCurrentUserHit = true; } hitedFlag = true; } } //如果击中对方则绘制效果图片 if (hitedFlag) { ScreenDrawer.drawImage(g, effect, (player2X - effect.getWidth() / 2), 102); if (isCurrentUserHit) { if (isPressedHitKey) { sendCmd("info", "scope"); isPressedHitKey = false; } } //播放击中音乐 soundPlayer.play("hited"); delay(50); } else if (isHit) { delay(50); sendCmd("info", "pause"); } //显示玩家积分 drawScope(g,cmdInfo.substring(0, index2), cmdInfo.substring(index2 + 1),player1Scope, player2Scope); if (player1Scope.equals("100") && currentPlayer.equals("player1")) { showWinInfo(g, "你赢了！"); } if (player1Scope.equals("100") && currentPlayer.equals("player2")) { showFailureInfo(g, "你输了！"); } if (player2Scope.equals("100") && currentPlayer.equals("player2")) { showWinInfo(g, "你赢了！"); } if (player2Scope.equals("100") && currentPlayer.equals("player1")) { showFailureInfo(g, "你输了！"); } //回收系统垃圾内存 System.gc(); }else { //绘制标题 ScreenDrawer.drawImage(g, titleImage, (getWidth() - titleImage.getWidth()) / 2, (getHeight()-titleImage.getHeight())/2); } } //显示最终获胜信息 private void showWinInfo(Graphics g, String winString) { ScreenDrawer.clearScreen(g, getWidth(), getHeight()); drawBackGround(g); ScreenDrawer.drawString(g, (getWidth() - winString.length() * Font.SIZE_LARGE) / 2, 80, winString); ScreenDrawer.drawImage(g, winImage, (getWidth() - winImage.getWidth()) / 2, 100); delay(3000); reset(); } //显示失败信息 private void showFailureInfo(Graphics g, String failureString) { ScreenDrawer.clearScreen(g, getWidth(), getHeight()); drawBackGround(g); ScreenDrawer.drawString(g, (getWidth() - failureString.length() * Font.SIZE_LARGE) / 2, 80, failureString); delay(3000); reset(); } //绘制积分 private void drawScope(Graphics g,String player1State,String player2State, String player1Scope, String player2Scope) { if (!player1State.equals("null")) { ScreenDrawer.drawString(g, 10, 80, "积分: " + player1Scope); } if (!player2State.equals("null")) { ScreenDrawer.drawString(g, 140, 80, "积分: " + player2Scope); } } //绘制背景 private void drawBackGround(Graphics g) { if (backGround != null) { ScreenDrawer.drawImage(g, backGround, (getWidth() - backGround.getWidth()) / 2, 0); ScreenDrawer.drawImage(g, backGround, (getWidth() - backGround.getWidth()) / 2, getHeight() - 12, backGround.getWidth(), backGround.getHeight() - 12, 1, 2, true); } } //延时方法 private void delay(int i) { try { Thread.sleep(i); } catch (InterruptedException ex) { } } //UDP数据发