• 迷宫


    迷宫

    <html lang="zh-CN" class="translated-ltr">
    <head>
    <meta charset="UTF-8">
    <title>迷宫</title>
    <style type="text/css">
    canvas {
        display: block;
        margin: 50px auto;
        box-shadow: -2px -2px 2px #F3F2F2, 5px 5px 5px #6F6767;
    }
    
    body {
        margin: 0;
        padding: 0;
        font-family: "Microsoft YaHei", "微软雅黑", "consolas";
        background: #fbecc3;
        background-attachment: fixed;
    }
    
    a {
        text-decoration: none;
        color: #000;
    }
    
    .navbar {
        background-color: #000;
        width: 100%;
        height: 50px;
    }
    
    .container {
        width: 1000px;
        margin: 0 auto;
    }
    
    .navbar .navbar-content-1 a {
        float: left;
        color: #FFF;
        line-height: 50px;
        display: inline-block;
        width: 90px;
        white-space: nowrap;
        text-align: left;
    }
    
    .navbar .navbar-content-2 a {
        float: right;
        color: #FFF;
        line-height: 50px;
        display: inline-block;
        width: auto;
        white-space: nowrap;
        text-align: right;
    }
    
    .navbar .navbar-content a {
        float: left;
        color: #FFF;
        line-height: 50px;
        display: inline-block;
        width: 90px;
        white-space: nowrap;
        text-align: center;
    }
    
    .navbar .navbar-content a:hover {
        color: #CCC;
    }
    
    .news-list {
        margin: 50px 0;
        background-color: #FFF;
        border-radius: 15px;
        border: 1px solid #DDD;
        padding: 30px 20px;
        min-height: 300px;
    }
    
    .news-list:hover {
        box-shadow: 0 0 5px 3px #CCC;
    }
    
    .about .about-des {
        border-left: 5px solid #abc;
        margin-top: 15px;
    }
    
    .about .about-des p {
        padding-left: 10px;
        line-height: 28px;
        text-indent: 2em;
    }
    
    .news-list-left {
        float: left;
        width: 729px;
        margin-bottom: 50px;
    }
    
    .news-list-right {
        float: right;
        width: 229px;
    }
    
    .news-title i {
        display: inline-block;
        width: 47px;
        height: 43px;
        margin-right: 10px;
        background: url('image/54a1137bbeaa9.jpg') left center no-repeat;
        vertical-align: middle;
    }
    
    .news-title a {
        color: green;
    }
    
    .news-title a:hover {
        text-decoration: underline;
    }
    
    .copyright {
        clear: both;
        text-align: center;
        color: gray;
        border-top: 2px solid #CCC;
        margin-top: 50px;
        padding: 20px 0;
    }
    
    button {
        cursor: pointer;
        width: 150px;
        height: 44px;
        margin-top: 25px;
        padding: 0;
        background: #ef4300;
        -moz-border-radius: 6px;
        -webkit-border-radius: 6px;
        border-radius: 6px;
        border: 1px solid #ff730e;
        -moz-box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .25) inset, 0 2px 7px
            0 rgba(0, 0, 0, .2);
        -webkit-box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .25) inset, 0 2px
            7px 0 rgba(0, 0, 0, .2);
        box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .25) inset, 0 2px 7px 0
            rgba(0, 0, 0, .2);
        font-family: 'PT Sans', Helvetica, Arial, sans-serif;
        font-size: 14px;
        font-weight: 700;
        color: #fff;
        text-shadow: 0 1px 2px rgba(0, 0, 0, .1);
        -o-transition: all .2s;
        -moz-transition: all .2s;
        -webkit-transition: all .2s;
        -ms-transition: all .2s;
    }
    
    button:hover {
        -moz-box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .15) inset, 0 2px 7px
            0 rgba(0, 0, 0, .2);
        -webkit-box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .15) inset, 0 2px
            7px 0 rgba(0, 0, 0, .2);
        box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .15) inset, 0 2px 7px 0
            rgba(0, 0, 0, .2);
    }
    
    button:active {
        -moz-box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .15) inset, 0 2px 7px
            0 rgba(0, 0, 0, .2);
        -webkit-box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .15) inset, 0 2px
            7px 0 rgba(0, 0, 0, .2);
        box-shadow: 0 5px 8px 0 rgba(0, 0, 0, .1) inset, 0 1px 4px 0
            rgba(0, 0, 0, .1);
        border: 0px solid #ef4300;
    }
    </style>
    <link type="text/css" rel="stylesheet" charset="UTF-8" href="https://translate.googleapis.com/translate_static/css/translateelement.css">
    </head>
    <body>
        <nav class="navbar">
            <div class="navbar-content-1">
                <a href="https://blog.csdn.net/qq_40693171">&nbsp;&nbsp;&nbsp;</a>
            </div>
            <div class=" container navbar-content"></div>
            <div class="navbar-content-2">
                <a><font style="vertical-align: inherit;"><font
                        style="vertical-align: inherit;"></font></font></a>
            </div>
        </nav>
    
        <div class="container">
            <h1 style="vertical-align: inherit;text-align: center;">
                迷宫小游戏
            </h1>
            <h4></h4>
    
            <div class="news-list">
                <div class="news-list-left">
                    <canvas id="mycanvas" width="600px" height="600px"></canvas>
    
                </div>
    
                <div class="news-list-right">
                    <div class="about">
                        <h4></h4>
                        <div class="about-des">
                            <span id="mytime">00时00分00秒000毫秒</span>
                            <button onclick="start()">
                                <font style="vertical-align: inherit;"><font
                                    style="vertical-align: inherit;">开始游戏</font></font>
                            </button>
                            <button onclick="stop()">
                                <font style="vertical-align: inherit;"><font
                                    style="vertical-align: inherit;">暂停</font></font>
                            </button>
                            <button onclick="range()">
                                <font style="vertical-align: inherit;"><font
                                    style="vertical-align: inherit;">排行榜</font></font>
                            </button>
                            <button onclick="renovates()">
                                <font style="vertical-align: inherit;"><font
                                    style="vertical-align: inherit;">重新开始</font></font>
                            </button>
    
                        </div>
                        <img
                            src="https://c-ssl.duitang.com/uploads/item/201210/26/20121026223826_CzrmW.thumb.700_0.jpeg"
                            width="100%" height="35%">
                    </div>
                </div>
                <footer class="copyright"> </footer>
            </div>
        </div>
    
        <div id="goog-gt-tt" class="skiptranslate" dir="ltr">
            <div style="padding: 8px;">
                <div>
                    <div class="logo">
                        <img
                            src="https://www.gstatic.com/images/branding/product/1x/translate_24dp.png"
                            width="20" height="20" alt="Google 翻译">
                    </div>
                </div>
            </div>
            <div class="top" style="padding: 8px; float: left;  100%;">
                <h1 class="title gray">原文</h1>
            </div>
            <div class="middle" style="padding: 8px;">
                <div class="original-text"></div>
            </div>
            <div class="bottom" style="padding: 8px;">
                <div class="activity-links">
                    <span class="activity-link"></span><span
                        class="activity-link"></span>
                </div>
                <div class="started-activity-container">
                    <hr
                        style="color: #CCC; background-color: #CCC; height: 1px; border: none;">
                    <div class="activity-root"></div>
                </div>
            </div>
            <div class="status-message" style="display: none;"></div>
        </div>
    
    
    
        <div class="goog-te-spinner-pos goog-te-spinner-pos-show">
            <div class="goog-te-spinner-animation goog-te-spinner-animation-show">
                <svg xmlns="http://www.w3.org/2000/svg" class="goog-te-spinner" width="96px" height="96px" viewBox="0 0 66 66">
                    <circle class="goog-te-spinner-path" fill="none" stroke-width="6" stroke-linecap="round" cx="33" cy="33" r="30"></circle>
                </svg>
            </div>
        </div>
    </body>
    <script type="text/javascript">
    var aa=14;
    var chess = document.getElementById("mycanvas");
    var context = chess.getContext('2d');
    // var context2 = chess.getContext('2d');
    // context.strokeStyle = 'yellow';
    var tree = [];//存放是否联通
    var isling=[];//判断是否相连
    for(var i=0;i<aa;i++){
        tree[i]=[];
        for(var j=0;j<aa;j++){
            tree[i][j]=-1;//初始值为0
        }
    }  
    for(var i=0;i<aa*aa;i++){
        isling[i]=[];
        for(var j=0;j<aa*aa;j++){
            isling[i][j]=-1;//初始值为0
        }
    }
    
    function drawChessBoard(){//绘画
        for(var i=0;i<aa+1;i++){
            context.strokeStyle='gray';//可选区域
            context.moveTo(15+i*30,15);//垂直方向画15根线,相距30px;
            context.lineTo(15+i*30,15+30*aa);
            context.stroke();
            context.moveTo(15,15+i*30);//水平方向画15根线,相距30px;棋盘为14*14;
            context.lineTo(15+30*aa,15+i*30);
            context.stroke();
        }
    }
    drawChessBoard();//绘制棋盘
       
    // var mymap=new Array(36);
    // for(var i=0;i<36;i++)
    // {mymap[i]=-1;}
    
        
    
    function getnei(a)//获得邻居号  random
    {
        var x=parseInt(a/aa);//要精确成整数
        var y=a%aa;
        var mynei=new Array();//储存邻居
        if(x-1>=0){mynei.push((x-1)*aa+y);}//上节点
        if(x+1<14){mynei.push((x+1)*aa+y);}//下节点
        if(y+1<14){mynei.push(x*aa+y+1);}//有节点
        if(y-1>=0){mynei.push(x*aa+y-1);}//下节点
        var ran=parseInt(Math.random() * mynei.length );
        return mynei[ran];
    
    }
    function search(a)//找到根节点
    {
        if(tree[parseInt(a/aa)][a%aa]>0)//说明是子节点
        {
            return search(tree[parseInt(a/aa)][a%aa]);//不能压缩路径路径压缩
        }
        else
            return a;
    }
    function value(a)//找到树的大小
    {
        if(tree[parseInt(a/aa)][a%aa]>0)//说明是子节点
        {
            return tree[parseInt(a/aa)][a%aa]=value(tree[parseInt(a/aa)][a%aa]);//不能路径压缩
        }
        else
            return -tree[parseInt(a/aa)][a%aa];
    }
    function union(a,b)//合并
    {
        var a1=search(a);//a根
        var b1=search(b);//b根
        if(a1==b1){}
        else
        {
            if(tree[parseInt(a1/aa)][a1%aa]<tree[parseInt(b1/aa)][b1%aa])//这个是负数(),为了简单减少计算,不在调用value函数
            {
                tree[parseInt(a1/aa)][a1%aa]+=tree[parseInt(b1/aa)][b1%aa];//个数相加  注意是负数相加
                tree[parseInt(b1/aa)][b1%aa]=a1;       //b树成为a树的子树,b的根b1直接指向a;
            }
            else
            {
                tree[parseInt(b1/aa)][b1%aa]+=tree[parseInt(a1/aa)][a1%aa];
                tree[parseInt(a1/aa)][a1%aa]=b1;//a所在树成为b所在树的子树
            }
        }
    }
    
    function drawline(a,b)//划线,要判断是上下还是左右
    {
    
        var x1=parseInt(a/aa);
        var y1=a%aa;
        var x2=parseInt(b/aa);
        var y2=b%aa;        
        var x3=(x1+x2)/2;
        var y3=(y1+y2)/2;
        if(x1-x2==1||x1-x2==-1)//左右方向的点  需要上下划线
        {
            //alert(x1);
            //  context.beginPath();
            context.strokeStyle = 'white';
            //    context.moveTo(30+x3*30,y3*30+15);//
            //   context.lineTo(30+x3*30,y3*30+45);
            context.clearRect(29+x3*30, y3*30+16,2,28);
            //    context.stroke();
        }
        else
        {
            //   context.beginPath();
            context.strokeStyle = 'white';
            //  context.moveTo(x3*30+15,30+y3*30);//
            //    context.lineTo(45+x3*30,30+y3*30);
            context.clearRect(x3*30+16, 29+y3*30,28,2);
            //      context.stroke();
        }
    }
         
    while(search(0)!=search(aa*aa-1))//主要思路
    {
        var num = parseInt(Math.random() * aa*aa );//产生一个小于196的随机数
        var neihbour=getnei(num);
        if(search(num)==search(neihbour)){continue;}
        else//不在一个上
        {
           isling[num][neihbour]=1;isling[neihbour][num]=1;
            drawline(num,neihbour);//划线
            union(num,neihbour);
         
        }
    }
    var a=aa*30-10,b=aa*30-10;
    var x = 20, y =20;
     function load() {
            var canvas = document.getElementById("mycanvas");
            Context = canvas.getContext("2d");
            Context.fillStyle = "blue";
            Context.fillRect(x, y, 20, 20);
            context.fillStyle = "red";
            context.fillRect(a, b, 20, 20);
            Context.fillStyle = "blue";
            canvas.addEventListener('keydown', doKeyDown, true);
            canvas.focus();
            window.addEventListener('keydown', doKeyDown, true);
    }
    load();
    function doKeyDown(e) {
    //alert(x+" "+y);
    // console.log(x+" "+y);测试
        var keyID = e.keyCode ? e.keyCode : e.which;//获取按键的Unicode代码值
        if(i==1){
            if (keyID === 38 || keyID === 87) { // W键以及上键的移动方向
            if(y-30<0){
                
            } else if(isling[(x-20)/30*aa+(y-20)/30][((x-20)/30)*aa+(y-20)/30-1]!=1) {
                
            } else {
                clearCanvas();
                y = y - 30;
                Context.fillRect(x, y, 20, 20);
                e.preventDefault();
                gameover();
                show();
                }
            }
            if (keyID === 39 || keyID === 68) { // D键以及you键的移动方向
             if(x+30>15+30*aa){}   
            else if(isling[(x-20)/30*aa+(y-20)/30][((x-20)/30)*aa+(y-20)/30+aa]!=1) {}  
            else{
                clearCanvas();
                x=x+30;
                Context.fillRect(x, y, 20, 20);
                e.preventDefault();
                 gameover();
                show();
               }
            }
            if (keyID === 40 || keyID === 83) { // S键以及下键的移动方向
            if(y+30>15+30*aa){}   
            else if(isling[(x-20)/30*aa+(y-20)/30][((x-20)/30)*aa+(y-20)/30+1]!=1) {}  
            else{
                clearCanvas();
                y = y + 30;
                Context.fillRect(x, y, 20, 20);
                e.preventDefault();
                 gameover();
                show();
                }
            }
            if (keyID === 37 || keyID === 65) { // A键以及zuo向
            if(x-30<0){}   
            else if(isling[(x-20)/30*aa+(y-20)/30][((x-20)/30)*aa+(y-20)/30-aa]!=1) {}  
            else{
                clearCanvas();
                x = x - 30;
                Context.fillRect(x, y, 20, 20);
                e.preventDefault();
                 gameover();
                show();
                
            }}
        }
    }
    function clearCanvas() {//清除之间的痕迹
        Context.clearRect(x-2, y-2, 25, 25)
    }
    var end=false;
    function gameover()
    {
        if(x>=a&&y>=b)
        {
            end=true;
        }
    }
    function show() {
        if(end==true) {
            // stop();    
            aa=aa+2; 
            if(aa==20){ 
                rangeinsert(); stop();
            } else{
                end=false;     
                Context.clearRect(0, 0, 600, 600);
                for(var i=0;i<aa;i++){
                      tree[i]=[];
                    for(var j=0;j<aa;j++){
                        tree[i][j]=-1;//初始值为0
                    }
                }  
                for(var i=0;i<aa*aa;i++){
                    isling[i]=[];
                    for(var j=0;j<aa*aa;j++){
                        isling[i][j]=-1;//初始值为0
                    }
                 }
                 drawChessBoard();//绘制棋盘
                 while(search(0)!=search(aa*aa-1))//主要思路
                {
                    var num = parseInt(Math.random() * aa*aa );//产生一个小于196的随机数
                        var neihbour=getnei(num);
                    if(search(num)==search(neihbour)){continue;}
                    else//不在一个上
                    {
                       isling[num][neihbour]=1;isling[neihbour][num]=1;
                        drawline(num,neihbour);//划线
                        union(num,neihbour);
                     
                    }
                   }
                a=aa*30-10,b=aa*30-10;
                 x = 20, y =20;
                load();
            // start();
            }
        // alert("游戏成功!共用时:"+str);
        }
    }
    var h=m=s=ms= 0;  //定义时,分,秒,毫秒并初始化为0;
    var time=0;
    var i=0;
    function timer(){   //定义计时函数
        ms=ms+50;         //毫秒
        if(ms>=1000){
            ms=0;
            s=s+1;         //
        }
        if(s>=60){
            s=0;
            m=m+1;        //分钟
        }
        if(m>=60){
            m=0;
            h=h+1;        //小时
        }
        str =toDub(h)+""+toDub(m)+""+toDub(s)+""+toDubms(ms)+"毫秒";
        mytime = document.getElementById('mytime');
        mytime.innerHTML = str;
        // document.getElementById('mytime').innerHTML=h+"时"+m+"分"+s+"秒"+ms+"毫秒";
    }
    
    function reset(){  //重置
        i=1;
        time=setInterval(timer,50);
    }
    
    function start(){  //开始
        if(1==i){
            return;
        }
        i=1;
        time=setInterval(timer,50);
    }
    
    function stop(){  //暂停
        i=0;
        clearInterval(time);
    }
    
    function toDub(n){  //补0操作
        if(n<10){
            return "0"+n;
        }
        else {
            return ""+n;
        }
    }
    
    function toDubms(n){  //给毫秒补0操作
        if(n<10){
            return "00"+n;
        }
        else {
            return "0"+n;
        }
    
    }
    function renovates(){
        document.location.reload();
    }
    
    var req;//创建对象 
        
    function range()
    {
      
       var url = "";//ajax               
       //创建一个XMLHttpRequest对象req  
        if(window.XMLHttpRequest) {  
           //IE7, Firefox, Opera支持  
           req = new XMLHttpRequest();  
         }else if(window.ActiveXObject) {  
           //IE5,IE6支持  
           req = new ActiveXObject("Microsoft.XMLHTTP");  
         }  
        req.open("GET", url, true);  
       //onreadystatechange属性存有处理服务器响应的函数,有5个取值分别代表不同状态  
       req.onreadystatechange = callback;  
       //send函数发送请求  
       req.send(null);      
    }
    function rangeinsert()
    {
       var url = "insertrange?id=" +(m*60+ s);               
       //创建一个XMLHttpRequest对象req  
        if(window.XMLHttpRequest) {  
           //IE7, Firefox, Opera支持  
           req = new XMLHttpRequest();  
         }else if(window.ActiveXObject) {  
           //IE5,IE6支持  
           req = new ActiveXObject("Microsoft.XMLHTTP");  
         }  
        req.open("GET", url, true);  
       //onreadystatechange属性存有处理服务器响应的函数,有5个取值分别代表不同状态  
       req.onreadystatechange = callback;  
       //send函数发送请求  
       req.send(null);      
    }
    function callback() {  
        if(req.readyState == 4 && req.status == 200) {  
            var check = req.responseText;  
           alert(check); 
        }  
    }
    </script>
    </html>
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  • 原文地址:https://www.cnblogs.com/mjtabu/p/11881831.html
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