js随机生成迷宫图游戏特效-JS特效-爱易网页

js随机生成迷宫图游戏特效

日期：2014-05-18　浏览次数：20548 次

以下是程序代码

<html>
<head>
<title>Maze</title>
<style>
.maze_outer { position:absolute; left:20px; top:20px; }
.maze_inner { position:relative; }
.maze_cell { position:absolute; width:16px; height:16px; overflow:hidden; border:1px solid black; }
</style>
<script>
window.onload = init;
function init(){
 var mz = new Maze();
 mz.create();
 document.body.appendChild(mz.toHTMLObject());
}
function Maze(){
 this.size = [40,40];
 this.inited = false;
 this.init = function(){
  this.nodes = [];
  for (var y=0; y<this.size[1]; y++){
   this.nodes[y] = [];
   for (var x=0; x<this.size[0]; x++){
    this.nodes[y][x] = new Node(this, x, y);
   }
  }
  this.inited = true;
 }
 
 this.get_node = function(x,y){
  return this.inited && x >=0 && x < this.size[0] && y >= 0 && y < this.size[1] && this.nodes[y][x];
 }
 
 this.create = function(){
  if (!this.inited) this.init();
  var try_count = 0;
  var points = [];
  var most_rightbottom_point = this.nodes[0][0];
  //var max_p_len = 0;
  var cp;
  points.push(this.nodes[0][0]);
  
  while(points.length > 0){
   var np = random_init_cell(cp = points.pop());
   if (cp.x >= most_rightbottom_point.x && cp.y >= most_rightbottom_point.y) most_rightbottom_point = cp;
   for (var i=0; i<np.length; i++) points.unshift(np[i]);
   //if (max_p_len < points.length) max_p_len = points.length;
   if (points.length == 0 && !this.nodes[this.size[1]-1][this.size[0]-1].inited && ++try_count < 1000){
    most_rightbottom_point.inited = false;
    points.push(most_rightbottom_point);
    
   }
  }
  
  //alert("最大并发路径数：" + max_p_len+"\r\n尝试次数："+try_count);
  
  function random_init_cell(p){
   if (p.inited) return [];
   var re = [];
   for (var i=0, dir; i<Maze.DIR.length && (dir = Maze.DIR[i]); i++){
    if (p[dir]() && !p.dir[dir] && Math.random() < ratio(dir, p)){
     p.open(dir);
     re.push(p[dir]());
    }
   }
   p.inited = true;
   return re;
   
  }
  
  function ratio(dir, p){
   var c = p.branches_count()*0.5 + p[dir]().branches_count() * 10;
   return Math.pow(0.4,c);
  }
 }
 
 this.toHTMLObject = function (){
  var obj_outer = document.createElement("div");
  obj_outer.className = "maze_outer";
  var obj_inner = document.createElement("div");
  obj_inner.className = "maze_inner";
  obj_outer.appendChild(obj_inner);
  
  if (!this.inited) this.init();
  
  for (var y=0; y<this.size[1]; y++){
   for (var x=0; x<this.size[0]; x++){
    var nd = document.createElement("div");
    nd.className = "maze_cell";
    nd.x = x; nd.y = y;
    nd.style.left = x * 15 + "px";
    nd.style.top = y * 15 + "px";
    for (var i in this.nodes[y][x].dir){
     if (this.nodes[y][x].dir[i]) nd.style["border" + i.charAt(0).toUpperCase() + i.substring(1)] = "1px solid white";
    }
    obj_inner.appendChild(nd);
   }
  }
  return obj_outer;
 }
}
Maze.DIR = ["top", "left", "bottom", "right"];
function Node(maze, x, y){
 this.maze = maze;
 this.x = x || 0;
 this.y = y || 0;
 this.dir = {};
 this.inited = false;
 this.left = function(){ return this.maze.get_node(x-1, y); }
 this.right = function(){ return this.maze.get_node(x+1, y); }
 this.top = function(){ return this.maze.get_node(x, y-1); }
 this.bottom = function(){ return this.maze.get_node(x, y+1); }
 this.open = function(d){
  if (d == "top"){
   this.dir.top = this.top().dir.bottom = true;
  }else if (d == "right"){
   this.dir.right = this.right().dir.left = true;
  }else if (d == "bottom"){
   this.dir.bottom = this.bottom().dir.top = true;
  }else if (d == "left</div></div>

<div class="clearfix"></div>
                    </div>
                    <nav aria-label="...">
                        <ul class="pager">
                            <li class="previous"><a href="4667">上一篇：狡猾的按钮特效</a></li>

<li class="next"><a href="2243">下一篇：通过JS控制广告图片仅在特定范围内漂浮</a></li>
                        </ul>
                    </nav>

<div class="alert alert-warning" role="alert">
                        <strong>免责声明：</strong> 本文仅代表作者个人观点，与爱易网无关。其原创性以及文中陈述文字和内容未经本站证实，对本文以及其中全部或者部分内容、文字的真实性、完整性、及时性本站不作任何保证或承诺，请读者仅作参考，并请自行核实相关内容。
                    </div>

<div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/6891' title='互联网情色众多 Facebook与9158态度大不同' target="_blank">
                        互联网情色众多 Facebook与9158态度大不同</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34121' title='一个非脑残米粉的思考：小米“成功之道”如何炼成' target="_blank">
                        一个非脑残米粉的思考：小米“成功之道”如何炼成</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34269' title='网络旅行游记被曝插入"软广告" 个别人士月入数万' target="_blank">
                        网络旅行游记被曝插入"软广告" 个别人士月入数万</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34244' title='京东进驻微信一级入口或影响自身战略布局' target="_blank">
                        京东进驻微信一级入口或影响自身战略布局</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34362' title='互联网金融一周年：余额宝最接地气，比特币最作死' target="_blank">
                        互联网金融一周年：余额宝最接地气，比特币最作死</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34461' title='Docker Desktop 4.11 发布：支持虚拟桌面、Mac 权限更改和新扩展' target="_blank">
                        Docker Desktop 4.11 发布：支持虚拟桌面、Mac 权限更改和新扩展</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/10834' title='三星维修新规：Galaxy S4主板进水也收费修' target="_blank">
                        三星维修新规：Galaxy S4主板进水也收费修</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34293' title='携程整合去哪儿陷入僵局 欲联手老对手艺龙' target="_blank">
                        携程整合去哪儿陷入僵局 欲联手老对手艺龙</a></li></div>
                   
                
                  <div class="col-md-6 col-xs-12">
                      <li class="articleAbout"><a href='/ItNews/34323' title='MIUI，有了它小米就无惧对手' target="_blank">
                        MIUI，有了它小米就无惧对手</a></li></div>
                   
                
        </ol>
    </div>
</div>

</div>

</div>
            </div>
            <div class="clearfix"></div>

<footer class=" footer navbar-bottom">
<em>友情链接：</em>
    
      <a href="http://www.aiyiweb.com/" target="_blank">爱易网 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">云虚拟主机技术 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">云服务器技术 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">程序设计技术 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">开发网站 </a>            
    
      <a href="http://www.aiyiweb.com/" target="_blank">APP开发教程 </a>            
    
<br />
<script type="text/javascript">(function(){document.write(unescape('%3Cdiv id="bdcs"%3E%3C/div%3E'));var bdcs = document.createElement('script');bdcs.type = 'text/javascript';bdcs.async = true;bdcs.src = 'http://znsv.baidu.com/customer_search/api/js?sid=15239353030108964139' + '&plate_url=' + encodeURIComponent(window.location.href) + '&t=' + Math.ceil(new Date()/3600000);var s = document.getElementsByTagName('script')[0];s.parentNode.insertBefore(bdcs, s);})();</script>

Copyright © 2013-2026 爱易网页 当前在线：303人　
        网站在5时18分48秒内访问总人数：49729人
    3秒前 15.77%
　<a href="https://beian.miit.gov.cn" target="_blank">粤ICP备18100884号-2 </a>
<script charset="UTF-8" id="LA_COLLECT" src="//sdk.51.la/js-sdk-pro.min.js"></script>
<script>LA.init({ id: "JszEmKrtpbU59dY5", ck: "JszEmKrtpbU59dY5" })</script>

</footer>

</div>
   
</body>
</html>