messageprocess.java

网络象棋对战程序,模拟vista的国际象棋功能,可以自动寻找路径,棋子随同鼠标移动.另有网络聊天功能. ps:里面用的登陆服务器地址,需要稍做修改,修改成你想登陆的服务器. 开发工具eclipse

package client;

public class MessageProcess
{
	
	public static java.util.Vector<step> greenstep;//client
	public static java.util.Vector<step> redstep;//server
	
	public static boolean analyse(String message)
	{
		if(message.startsWith(Passwords.TALK))
		{
			md_Chat(message.substring(Passwords.cmdlength));
			return true;
		};//IF TALK
		
		if(message.startsWith(Passwords.MOVE))
		{
			String a = message.substring(Passwords.cmdlength, Passwords.cmdlength+2);
			String b = message.substring(Passwords.cmdlength+2,Passwords.cmdlength+3);
			String c = message.substring(Passwords.cmdlength+3,Passwords.cmdlength+4);
			System.out.println("a = "+a+"  b = "+b+"  c = "+c);
			
			int id = Integer.parseInt(a);
			int x = Integer.parseInt(b);
			int y = Integer.parseInt(c);
			

			md_Move(id, x, y);
			
			return true;
		};//
		
	    if(message.startsWith(Passwords.END))
		{
			return false;
		};//
		
		if(message.startsWith(Passwords.BACK))
		{
			//String a = message.substring(Passwords.cmdlength, Passwords.cmdlength+1);
			//System.out.println("a = "+a);
			md_Back(); // 0 server(red) want back, 1 client(green) want back
			return true;
		};//
		
		if(message.startsWith(Passwords.AGAIN));
		{
			md_Again();
			return true;
		}
	
		//return true;
	}// bool analyse()
	
	
	public static void md_Back()
	{

		System.out.println("Back Button Event");
		

		System.out.println("ChessBoard.movelog.size():"+ChessBoard.movelog.size());
		
		if(ChessBoard.movelog.isEmpty())
		{
			System.err.println("the state is ready but hasn't begin to box");
			return;
		}
				
		step temp = ChessBoard.movelog.remove(ChessBoard.movelog.size() - 1);
		temp.OutputStep();
		
		Main.boardthread.log2Ta.append("BACK:\n "+ChessBoard.chess[temp.schess].name+ " move back to ("+temp.prex+" , "+temp.prey+") from ("+temp.sx+" , "+temp.sy+")\n");
		
		ChessBoard.moment[temp.sx][temp.sy] = temp.sprechess;
		ChessBoard.moment[temp.prex][temp.prey] = temp.schess;
		
		ChessBoard.chess[temp.schess].x = temp.prex;
		ChessBoard.chess[temp.schess].y = temp.prey;
		
		if(temp.sprechess != 0)
		{
			ChessBoard.chess[temp.sprechess].x = temp.sx;
			ChessBoard.chess[temp.sprechess].y = temp.sy;
			ChessBoard.chess[temp.sprechess].alive = true;
		}
		
		
		
		Main.boardthread.repaint();
		
		System.out.println("OK: Back Button Event");
	
	}
	
	public static void md_Again()
	{
		System.out.println("Agian Button Event");
		ChessBoard.initChessman();

		Main.boardthread.log2Ta.append("a new box begin\n");
		Main.boardthread.log2Ta.append("\n-----------------------------------\n");
		Main.boardthread.repaint();
		System.out.println("OK: Again Button Event");
	}
	
	public static void md_movePath(int id , int x, int y)
	{

		System.out.println("md_movePath("+id+" , "+x+" , "+y+" )");
		if(id == 0)	return;
		ChessBoard.chess[id].ax = x-ChessBoard.offset;
		ChessBoard.chess[id].ay = y-ChessBoard.offset;
		Main.boardthread.repaint();
	}

	public static boolean md_Move(int id, int x, int y)
	{

		if(ChessBoard.chess[id].alive == false)
		{
			System.out.println("error found md_move chess["+id+"] is not alive");
			return false;
		}
		
		if(ChessRules.isLegal(id,ChessBoard.chess[id].x, ChessBoard.chess[id].y, x, y))
		{
			//System.out.println("chess["+id+"] move from ("+ChessBoard.chess[id].x+" , "+ChessBoard.chess[id].y+" ) to ("+x+" , "+y+" ) ");
			

			ChessBoard.moment[ChessBoard.chess[id].x][ChessBoard.chess[id].y] = 0;
			//set preplace to be zero(no chessman)
			
			ChessBoard.movelog.add(new step(id, x, y,ChessBoard.chess[id].x,ChessBoard.chess[id].y,ChessBoard.moment[x][y]));
			
			if(ChessBoard.moment[x][y]==0)
			{
				Main.boardthread.log2Ta.append(ChessBoard.chess[id].name+" : ("+ChessBoard.chess[id].x+" , "+ChessBoard.chess[id].y+")-->("+x+" , "+y+")\n");
			}
			else 
			{
				Main.boardthread.log2Ta.append(ChessBoard.chess[id].name+" : ("+ChessBoard.chess[id].x+" , "+ChessBoard.chess[id].y+")-->("+x+" , "+y+") eat "+ChessBoard.chess[ChessBoard.moment[x][y]].name+"\n");
			}
			
			ChessBoard.chess[id].x = x;
			ChessBoard.chess[id].y = y;
			
			if(ChessBoard.moment[x][y] != 0)
			{//there are chess in the preplace
				int preid = ChessBoard.moment[x][y];
				ChessBoard.chess[preid].x = -2;
				ChessBoard.chess[preid].y = -2;
				ChessBoard.chess[preid].alive = false;
				//a chess was eaten
				
			}//eat enemy's chess

			
			ChessBoard.moment[x][y] = id;
			//set now place to be new chess
			
			Main.boardthread.repaint();
			
			ChessBoard.chess[id].ax = -1;
			ChessBoard.chess[id].ay = -1;
			
			System.out.println("OK: move"+" chessman["+id+"] to ("+x+" , "+ y+")");
			
			
			
					return true;
		}//if legal
		else //ilegal
		{
			ChessBoard.chess[id].ax = -1;
			ChessBoard.chess[id].ay = -1;
			Main.boardthread.repaint();
			
			System.err.println("md_move():move ileagel: can't move"+" chessman["+id+"] from ("+ChessBoard.chess[id].x+" , "+ChessBoard.chess[id].y+") to ("+x+" , "+ y+")");
			return false;
		}
		
	}//md_move

	public static void md_Chat(String sentence)
	{
		
		Main.boardthread.logTa.append(sentence);

		Main.boardthread.repaint();		
	}//md_chat()
}

class step
{
	int schess = 0;
	int sx = -1;
	int sy = -1;
	int prex = -1;
	int prey = -1;
	int sprechess = 0; //zero means no eating enemy's chess
	
	public step(int ischess, int isx, int isy, int iprex, int iprey, int isprechess)
	{
		schess = ischess;
		sx = isx;
		sy = isy;
		prex = iprex;
		prey = iprey;
		sprechess = isprechess;
	}
	
	public step(int ischess, int isx, int isy, int iprex, int iprey)
	{
		schess = ischess;
		sx = isx;
		sy = isy;
		prex = iprex;
		prey = iprey;
	}
	
	
	
	public void OutputStep()
	{
		System.out.println("chess["+schess+"] move to ("+sx+" , "+sy+" ) from ("+prex+" , "+prey+" ) , eat enemy's chess["+sprechess+"]");
	}
}