标签：background absolute position relative display
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<title>抽奖效果演示</title>
<style>
.rotary { position: relative; width: 854px; height: 504px; margin: 0 auto; background: #d71f2e url(images/bg1.png);}
.rotaryArrow { position: absolute; left: 181px; top: 104px; width: 294px; height: 294px; cursor: pointer; background-image: url(images/arrow.png);}
.list { position: absolute; right: 48px; top: 144px; width: 120px; height: 320px; overflow: hidden;}
.list h3 { display: none;}
.list ul { list-style-type: none;}
.list li { height: 37px; font: 14px/37px "Microsoft Yahei"; color: #ffea76; text-indent: 25px; background: url(images/user.png) 0 no-repeat;}
.result { display: none; position: absolute; left: 130px; top: 190px; width: 395px; height: 118px; background-color: rgba(0,0,0,0.75); filter: alpha(opacity=90);}
.result a { position: absolute; right: 5px; top: 5px; width: 25px; height: 25px; text-indent: -100px; background-image: url(images/close.png); overflow: hidden;}
.result p { padding: 45px 15px 0; font: 16px "Microsoft Yahei"; color: #fff; text-align: center;}
.result em { color: #ffea76; font-style: normal;}
</style>
</head>
<body>
<h1>抽奖效果演示</h1>
<!-- Demo start -->
<div class="rotary">
<div class="rotaryArrow" id="rotaryArrow"></div>
<!--<div class="list">
<h3>中奖名单</h3>
<ul>
<li>jq22.com</li>
<li>1569****851</li>
<li>1515****206</li>
<li>1550****789</li>
<li>1370****627</li>
<li>1828****215</li>
<li>1589****572</li>
<li>1583****825</li>
<li>1396****805</li>
<li>1332****261</li>
<li>1884****863</li>
<li>1384****955</li>
<li>1897****137</li>
<li>1342****973</li>
<li>1558****071</li>
<li>1554****168</li>
<li>1562****018</li>
<li>1805****856</li>
<li>1354****809</li>
<li>1383****364</li>
</ul>
</div>-->
<div class="result" id="result">
<p id="resultTxt"></p>
<a href="javascript:" id="resultBtn" title="关闭">关闭</a>
</div>
</div>
<!-- Demo end -->
<script src="js/jquery-1.8.3.min.js"></script>
<script src="js/jquery.rotate.min.js"></script>
<script>
$(function(){
var $rotaryArrow = $(‘#rotaryArrow‘);
var $result = $(‘#result‘);
var $resultTxt = $(‘#resultTxt‘);
var $resultBtn = $(‘#result‘);
$rotaryArrow.click(function(){
var lottery_flag = 0;
/**
* 数组 lottery为中奖概率数组
*
* 中奖概率:
* 0-不中奖:20%
* 1-1元代金券:35%
* 2-5元代金券:20%
* 3-10元代金券:12%
* 4-20元代金券:8%
* 5-50元代金券:1%
* 6-30元代金券:4%
*/
var lottery = [5,3,5,8,12,100,25];
var data = [0, 1, 2, 3, 4, 5, 6];
for (i=0;i<data.length;i++){
if (Math.floor(Math.random()*lottery[i]) == 1){
lottery_flag = data[i];
break;
}
}
var flag = 177; //设置未中奖的默认角度
var date = new Date();
var seconds = date.getSeconds();
if(seconds % 2 == 0){
//根据时间秒数是否被2整除,模拟未中奖时指针对两个未中奖角度的随机
flag = 0;
}
switch(lottery_flag){
case 1:
rotateFunc(1,87,‘恭喜您获得了 <em>1</em> 元代金券‘);
break;
case 2:
rotateFunc(2,43,‘恭喜您获得了 <em>5</em> 元代金券‘);
break;
case 3:
rotateFunc(3,134,‘恭喜您获得了 <em>10</em> 元代金券‘);
break;
case 4:
rotateFunc(5,223,‘恭喜您获得了 <em>20</em> 元代金券‘);
break;
case 5:
rotateFunc(6,268,‘恭喜您获得了 <em>50</em> 元代金券‘);
break;
case 6:
rotateFunc(7,316,‘恭喜您获得了 <em>30</em> 元代金券‘);
break;
default:
rotateFunc(0,flag,‘很遗憾，这次您未抽中奖，继续加油吧‘);
}
});
var rotateFunc = function(awards,angle,text){ //awards:奖项，angle:奖项对应的角度
$rotaryArrow.stopRotate();
$rotaryArrow.rotate({
angle: 0,
duration: 5000,
animateTo: angle + 1440, //angle是图片上各奖项对应的角度，1440是让指针固定旋转4圈
callback: function(){
$resultTxt.html(text);
$result.show();
}
});
};
$resultBtn.click(function(){
$result.hide();
});
});
</script>
<!-- 以下是统计及其他信息，与演示无关，不必理会 -->
<style>
* { margin: 0; padding: 0;}
body { font-family: Consolas,arial,"宋体";}
h1 { width: 900px; margin: 40px auto; font: 32px "Microsoft Yahei"; text-align: center;}
.explain, .dowebok-explain { margin-top: 20px; font-size: 14px; text-align: center; color: #f50;}
.vad { margin: 50px 0 5px; font-family: Consolas,arial,宋体; text-align:center;}
.vad a { display: inline-block; height: 36px; line-height: 36px; margin: 0 5px; padding: 0 50px; font-size: 14px; text-align:center; color:#eee; text-decoration: none; background-color: #222;}
.vad a:hover { color: #fff; background-color: #000;}
.thead { width: 728px; height: 90px; margin: 0 auto; border-bottom: 40px solid #fff;}
.code { position: relative; margin-top: 100px; padding-top: 41px;}
.code h3 { position: absolute; top: 0; z-index: 10; width: 100px; height: 40px; font: 16px/40px "Microsoft Yahei"; text-align: center; cursor: pointer;}
.code .cur { border: 1px solid #f0f0f0; border-bottom: 1px solid #f8f8f8; background-color: #f8f8f8;}
.code .h31 { left: 0;}
.code .h32 { left: 102px;}
.code .h33 { left: 204px;}
.code .h34 { left: 306px;}
.code { width: 900px; margin-left: auto; margin-right: auto;}
pre { padding: 15px 0; border: 1px solid #f0f0f0; background-color: #f8f8f8;}
.f-dn { display: none;}
</style>
</body>
</html>标签：background absolute position relative display
原文地址：http://10997152.blog.51cto.com/10987152/1833525
