missiledeadmsg.java

网络版坦克大战游戏

import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetSocketAddress;
import java.net.SocketException;


public class MissileDeadMsg implements Msg {
	int msgType = Msg.MISSILE_DEAD_MSG;
	TankClient tc;
	int tankId;
	int id;
	
	public MissileDeadMsg(int tankId, int id) {
		this.tankId = tankId;
		this.id = id;
	}
	
	public MissileDeadMsg(TankClient tc) {
		this.tc = tc;
	}
	
	public void parse(DataInputStream dis) {
		try {
			int tankId = dis.readInt();
			int id = dis.readInt();
			
//System.out.println("id:" + id + "-x:" + x + "-y:" + y + "-dir:" + dir + "-good:" + good);
			for(int i=0; i<tc.missiles.size(); i++) {
				Missile m = tc.missiles.get(i);
				if(m.tankId == tankId && m.id == id) {
					m.live = false;
				}
			}
			
		} catch (IOException e) {
			e.printStackTrace();
		}

	}

	public void send(DatagramSocket ds, String IP, int udpPort) {
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		DataOutputStream dos = new DataOutputStream(baos);
		try {
			dos.writeInt(msgType);
			dos.writeInt(tankId);
			dos.writeInt(id);
		} catch (IOException e) {
			e.printStackTrace();
		}
		byte[] buf = baos.toByteArray();
		try {
			DatagramPacket dp = new DatagramPacket(buf, buf.length, new InetSocketAddress(IP, udpPort));
			ds.send(dp);
		} catch (SocketException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}

	}

}