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本文实例讲述了JS数字抽奖游戏实现方法。分享给大家供大家参考。具体实现方法如下:

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>新年网页抽奖程序</title>
<style type="text/css">
* {margin:0; padding:0;}
ul,li {list-style-type:none;}
body {overflow:hidden;}
#back {width:100%; height:100%;
background:#f5f5f5; position:absolute; z-index:1;
}
#box {width:360px; height:100px;
position:absolute; z-index:3; top:50%; left:50%;
margin-top:-50px; margin-left:-180px; text-align:center;
}
#box1,#box2,#box3 {width:100px; height:100px;
line-height:100px;
float:left; background:#321c24; 
border:10px #321c24 solid;
border-radius:50%; position:relative; overflow:hidden;
}
#box1 ul,#box2 ul,#box3 ul {color:#fff; font-size:68px; 
font-family:"Arial Black"; text-align:center;
width:100px; height:100px; line-height:100px;
position:absolute; top:0; left:0;
}
#box1 ul li,#box2 ul li,#box3 ul li {
width:100px; height:100px;
background:red; border-radius:50%;
}
</style>
<script type="text/javascript">
var AIR = {
 $: function (id)
 {
  return typeof id === "string" "on" + sEvent, fnHandler) 
 },
 removeEvent: function (oElement, sEvent, fnHandler) 
 {
  oElement.removeEventListener "on" + sEvent, fnHandler)
 }, 
 getElementClient: function (){
  var arr = [];
  if (document.documentElement && document.documentElement.clientHeight && document.documentElement.clientWidth){
   arr.push(document.documentElement.clientWidth);
   arr.push(document.documentElement.clientHeight);
   return arr;
  }
 },
 getStyle: function (obj, attr)
 {
  return parseFloat(obj.currentStyle "left");
  var iCurT = this.getStyle(obj, "top");
  var iSpeedL = (pos.left - iCurL) / 5;
  var iSpeedT = (pos.top - iCurT) / 5;
  iSpeedL = iSpeedL > 0 "px";
   obj.style.top = iCurT + iSpeedT + "px"; 
  }
 }
}
function Draw (obj, num)
{
 this.obj = obj;
 this.num = num;
 this.data = [];
 this.result = [];
 this.show = 0;
 this.btn = true;
 this.timer = true;
 this.h = 0;
 this.uh = 0;
 this.initialize();  
}
Draw.prototype = {
 initialize: function ()
 {
  this.createArr ();
  this.createElement ();
  this.closeEvent ();
  this.startDraw (); 
 },
 createElement: function ()
 {
  for(var j=0; j<this.obj.length; j++){ 
   var ul = document.createElement("ul");
   for(var i=0; i<10; i++){
    var li = document.createElement("li");
    li.innerHTML = i;
    ul.appendChild(li) 
   } 
   this.obj[j].appendChild(ul);
   this.obj[j].btn = true;
   AIR.$$("ul",this.obj[j])[0].innerHTML += AIR.$$("ul",this.obj[j])[0].innerHTML;  
  } 
  var UL = AIR.$$("ul",this.obj[0])[0];
  this.h = AIR.getStyle(AIR.$$("li",UL)[0],"height");
  this.uh = AIR.$$("li",UL).length * this.h
 },
 randomSort: function (a, b) {
  return Math.random()>.5 "");
   var c = this.obj.length - r.length;
   if(r.length < this.obj.length){
    for(var i=0; i<c; i++){
     r.unshift(0) 
    } 
   }
   this.result = r; 
   //document.title = r+" : "+this.data; 
   var t = 0;
   for(var i=0; i<this.obj.length; i++){
    this.obj[i].btn = false;
    this.obj[i].index = i;
    this.obj[i].num = this.result[this.obj[i].index];
    this.stopTimer (this.obj[i],t); 
    t += 1500;
   }
  }
 },
 stopTimer: function (obj,t)
 {
  var _this = this;
  setTimeout(function(){
   _this.showResult (obj);
  },t)
 },
 showResult: function (obj)
 { 
  var _this = this;
  this.timer = true;
  this.btn = true;
  obj.btn = false;
  obj.vh = -obj.num * this.h;
  obj.timeOut = setInterval(function(){
   obj.speed -= 1;
   if(obj.speed == 1){
    clearInterval(obj.timeOut); 
    clearInterval(obj.timer);
    obj.timer = setInterval(function(){
     if(obj.ul.offsetTop >= obj.vh){
      clearInterval(obj.timer);
      AIR.startMove(obj.ul,{left:0,top:obj.vh},function(){
       obj.btn = true; 
       var set = true;
       for(var i=0; i<_this.obj.length; i++){
        if(!_this.obj[i].btn){
         set = false;  
        }
       }
       if(set){
        _this.Open(_this.show) 
       }
      });
     }
     obj.ul.style.top = obj.ul.offsetTop + obj.speed +"px"; 
    },30);
   }
  },100);  
 },
 Open: function (num)
 {
  document.title += " "+ num;
 },
 Move: function (obj)
 {
  var _this = this;
  var obj = obj;
  obj.btn = false;
  obj.timer = null;
  obj.speed = 1;
  obj.ul = AIR.$$("ul",obj)[0];
  obj.ul.style.height = this.uh +"px";
  obj.timer = setInterval(function(){
   if(obj.ul.offsetTop > 0){
    obj.ul.style.top = -(_this.uh/2) +"px";
   }
   obj.ul.style.top = obj.ul.offsetTop + obj.speed +"px"; 
  },30);
  obj.timeOut = setInterval(function(){
   obj.speed += 1;
   if(obj.speed == 30){
    clearInterval(obj.timeOut);
    obj.btn = true; 
   }
  },300) 
 }
}
var initialize = function ()
{
 new Draw ([AIR.$("box1"),AIR.$("box2"),AIR.$("box3")],100);
 reSize ();
}
var reSize = function ()
{
 var v = AIR.getElementClient();
 AIR.$$("img",AIR.$("back"))[0].width = v[0];
 AIR.$$("img",AIR.$("back"))[0].height = v[1]; 
}
AIR.addEvent(window,"load",initialize);
AIR.addEvent(window,"resize",reSize);
</script>
</head>
<body>
<div id="box">
 <div id="box1"></div>
 <div id="box2"></div>
 <div id="box3"></div>
 <div style="clear:both"></div>
</div>
<div id="back">
 <img src="/UploadFiles/2021-04-02/20153291274950386.jpg">

希望本文所述对大家的javascript程序设计有所帮助。

标签:
JS,数字,抽奖游戏

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稳了!魔兽国服回归的3条重磅消息!官宣时间再确认!

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这里面让他访问的是一个国服的战网网址,com.cn和后面的zh都非常明白地表明这就是国服战网。

而他在复制这个网址并且进行登录之后,确实是网易的网址,也就是我们熟悉的停服之后国服发布的暴雪游戏产品运营到期开放退款的说明。这是一件比较奇怪的事情,因为以前都没有出现这样的情况,现在突然提示跳转到国服战网的网址,是不是说明了简体中文客户端已经开始进行更新了呢?