中国象棋

[java]代码库
var play = play||{};
 
play.init = function (){
     
    play.my             =   1;              //玩家方
    play.map            =   com.arr2Clone (com.initMap);        //初始化棋盘
    play.nowManKey      =   false;          //现在要操作的棋子
    play.pace           =   [];             //记录每一步
    play.isPlay         =   true ;          //是否能走棋
    play.mans           =   com.mans;
    play.bylaw          =   com.bylaw;
    play.show           =   com.show;
    play.showPane       =   com.showPane;
    play.isOffensive    =   true;           //是否先手
    play.depth          =   play.depth || 3;                //搜索深度
     
    play.isFoul         =   false;  //是否犯规长将
     
     
     
    com.pane.isShow     =    false;         //隐藏方块
     
    //初始化棋子
    for (var i=0; i<play.map.length; i++){
        for (var n=0; n<play.map[i].length; n++){
            var key = play.map[i][n];
            if (key){
                com.mans[key].x=n;
                com.mans[key].y=i;
                com.mans[key].isShow = true;
            }
        }
    }
    play.show();
     
    //绑定点击事件
    com.canvas.addEventListener("click",play.clickCanvas)
    //clearInterval(play.timer);
    //com.get("autoPlay").addEventListener("click", function(e) {
        //clearInterval(play.timer);
        //play.timer = setInterval("play.AIPlay()",1000);
    //  play.AIPlay()
    //})
    /*
    com.get("offensivePlay").addEventListener("click", function(e) {
        play.isOffensive=true;
        play.isPlay=true ;  
        com.get("chessRight").style.display = "none";
        play.init();
    })
     
    com.get("defensivePlay").addEventListener("click", function(e) {
        play.isOffensive=false;
        play.isPlay=true ;  
        com.get("chessRight").style.display = "none";
        play.init();
    })
    */
     
     
    com.get("regretBn").addEventListener("click", function(e) {
        play.regret();
    })
     
    /*
    var initTime = new Date().getTime();
    for (var i=0; i<=100000; i++){
         
        var h=""
        var h=play.map.join();
        //for (var n in play.mans){
        //  if (play.mans[n].show) h+=play.mans[n].key+play.mans[n].x+play.mans[n].y
        //}
    }
    var nowTime= new Date().getTime();
    z([h,nowTime-initTime])
    */
     
}
 
 
 
//悔棋
play.regret = function (){
    var map  = com.arr2Clone(com.initMap);
    //初始化所有棋子
    for (var i=0; i<map.length; i++){
        for (var n=0; n<map[i].length; n++){
            var key = map[i][n];
            if (key){
                com.mans[key].x=n;
                com.mans[key].y=i;
                com.mans[key].isShow = true;
            }
        }
    }
    var pace= play.pace;
    pace.pop();
    pace.pop();
     
    for (var i=0; i<pace.length; i++){
        var p= pace[i].split("")
        var x = parseInt(p[0], 10);
        var y = parseInt(p[1], 10);
        var newX = parseInt(p[2], 10);
        var newY = parseInt(p[3], 10);
        var key=map[y][x];
        //try{
      
        var cMan=map[newY][newX];
        if (cMan) com.mans[map[newY][newX]].isShow = false;
        com.mans[key].x = newX;
        com.mans[key].y = newY;
        map[newY][newX] = key;
        delete map[y][x];
        if (i==pace.length-1){
            com.showPane(newX ,newY,x,y)    
        }
        //} catch (e){
        //  com.show()
        //  z([key,p,pace,map])
             
        //  }
    }
    play.map = map;
    play.my=1;
    play.isPlay=true;
    com.show();
}
 
 
 
//点击棋盘事件
play.clickCanvas = function (e){
    if (!play.isPlay) return false;
    var key = play.getClickMan(e);
    var point = play.getClickPoint(e);
     
    var x = point.x;
    var y = point.y;
     
    if (key){
        play.clickMan(key,x,y); 
    }else {
        play.clickPoint(x,y);   
    }
    play.isFoul = play.checkFoul();//检测是不是长将
}
 
//点击棋子，两种情况，选中或者吃子
play.clickMan = function (key,x,y){
    var man = com.mans[key];
    //吃子
    if (play.nowManKey&&play.nowManKey != key && man.my != com.mans[play.nowManKey ].my){
        //man为被吃掉的棋子
        if (play.indexOfPs(com.mans[play.nowManKey].ps,[x,y])){
            man.isShow = false;
            var pace=com.mans[play.nowManKey].x+""+com.mans[play.nowManKey].y
            //z(bill.createMove(play.map,man.x,man.y,x,y))
            delete play.map[com.mans[play.nowManKey].y][com.mans[play.nowManKey].x];
            play.map[y][x] = play.nowManKey;
            com.showPane(com.mans[play.nowManKey].x ,com.mans[play.nowManKey].y,x,y)
            com.mans[play.nowManKey].x = x;
            com.mans[play.nowManKey].y = y;
            com.mans[play.nowManKey].alpha = 1
             
            play.pace.push(pace+x+y);
            play.nowManKey = false;
            com.pane.isShow = false;
            com.dot.dots = [];
            com.show()
            com.get("clickAudio").play();
            setTimeout("play.AIPlay()",500);
            if (key == "j0") play.showWin (-1);
            if (key == "J0") play.showWin (1);
        }
    // 选中棋子
    }else{
        if (man.my===1){
            if (com.mans[play.nowManKey]) com.mans[play.nowManKey].alpha = 1 ;
            man.alpha = 0.6;
            com.pane.isShow = false;
            play.nowManKey = key;
            com.mans[key].ps = com.mans[key].bl(); //获得所有能着点
            com.dot.dots = com.mans[key].ps
            com.show();
            //com.get("selectAudio").start(0);
            com.get("selectAudio").play();
        }
    }
}
 
//点击着点
play.clickPoint = function (x,y){
    var key=play.nowManKey;
    var man=com.mans[key];
    if (play.nowManKey){
        if (play.indexOfPs(com.mans[key].ps,[x,y])){
            var pace=man.x+""+man.y
            //z(bill.createMove(play.map,man.x,man.y,x,y))
            delete play.map[man.y][man.x];
            play.map[y][x] = key;
            com.showPane(man.x ,man.y,x,y)
            man.x = x;
            man.y = y;
            man.alpha = 1;
            play.pace.push(pace+x+y);
            play.nowManKey = false;
            com.dot.dots = [];
            com.show();
            com.get("clickAudio").play();
            setTimeout("play.AIPlay()",500);
        }else{
            //alert("不能这么走哦！")  
        }
    }
     
}
 
//Ai自动走棋
play.AIPlay = function (){
    //return
    play.my = -1 ;
    var pace=AI.init(play.pace.join(""))
    if (!pace) {
        play.showWin (1);
        return ;
    }
    play.pace.push(pace.join(""));
    var key=play.map[pace[1]][pace[0]]
        play.nowManKey = key;
     
    var key=play.map[pace[3]][pace[2]];
    if (key){
        play.AIclickMan(key,pace[2],pace[3]);   
    }else {
        play.AIclickPoint(pace[2],pace[3]); 
    }
    com.get("clickAudio").play();
     
     
}
 
//检查是否长将
play.checkFoul = function(){
    var p=play.pace;
    var len=parseInt(p.length,10);
    if (len>11&&p[len-1] == p[len-5] &&p[len-5] == p[len-9]){
        return p[len-4].split("");
    }
    return false;
}
 
 
 
play.AIclickMan = function (key,x,y){
    var man = com.mans[key];
    //吃子
    man.isShow = false;
    delete play.map[com.mans[play.nowManKey].y][com.mans[play.nowManKey].x];
    play.map[y][x] = play.nowManKey;
    play.showPane(com.mans[play.nowManKey].x ,com.mans[play.nowManKey].y,x,y)
     
    com.mans[play.nowManKey].x = x;
    com.mans[play.nowManKey].y = y;
    play.nowManKey = false;
     
    com.show()
    if (key == "j0") play.showWin (-1);
    if (key == "J0") play.showWin (1);
}
 
play.AIclickPoint = function (x,y){
    var key=play.nowManKey;
    var man=com.mans[key];
    if (play.nowManKey){
        delete play.map[com.mans[play.nowManKey].y][com.mans[play.nowManKey].x];
        play.map[y][x] = key;
         
        com.showPane(man.x,man.y,x,y)
         
     
        man.x = x;
        man.y = y;
        play.nowManKey = false;
         
    }
    com.show();
}
 
 
play.indexOfPs = function (ps,xy){
    for (var i=0; i<ps.length; i++){
        if (ps[i][0]==xy[0]&&ps[i][1]==xy[1]) return true;
    }
    return false;
     
}
 
//获得点击的着点
play.getClickPoint = function (e){
    var domXY = com.getDomXY(com.canvas);
    var x=Math.round((e.pageX-domXY.x-com.pointStartX-20)/com.spaceX)
    var y=Math.round((e.pageY-domXY.y-com.pointStartY-20)/com.spaceY)
    return {"x":x,"y":y}
}
 
//获得棋子
play.getClickMan = function (e){
    var clickXY=play.getClickPoint(e);
    var x=clickXY.x;
    var y=clickXY.y;
    if (x < 0 || x>8 || y < 0 || y > 9) return false;
    return (play.map[y][x] && play.map[y][x]!="0") ? play.map[y][x] : false;
}
 
play.showWin = function (my){
    play.isPlay = false;
    if (my===1){
        alert("恭喜你，你赢了！");
    }else{
        alert("很遗憾，你输了！");
    }
}
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