在做一个转盘的抽奖程序，想请教一下如何控制指针只能有一次指向case，如果指向了已有的那么就指向下一个case？（本人小白）jqueryrotate制作机锋网积分抽奖效果演示_dowebok/* 页面 css */* { margin: 0; padding: 0;}h1 { width: 900px; margin: 40px auto; font: 32px "Microsoft Yahei"; text-align: center;}.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 transparent;}/* demo css */#dowebok { position: relative; width: 780px; height: 390px; margin: 0 auto; padding: 20px; border: 1px solid #ddd; background: url(images/ly-plate-c.gif) 20px 20px no-repeat;}.plate { position: relative; float: left; width: 390px; height: 390px; background-image: url(images/lyplate.png);}.prize { float: right; width: 360px; height: 390px; font: 14px/1.5 "Microsoft Yahei";}.prize h4 { margin: 80px 0 20px; padding: 10px; background-color: #eee;}.prize ul { list-style-type: none;}.prize li { margin: 10px;}#plateBtn { position: absolute; left: 88px; top: 88px; width: 214px; height: 214px; background-image: url(images/rotate-static.png); text-indent: -9999px; overflow: hidden;}#result { display: none; position: absolute; left: 65px; top: 155px; width: 300px; height: 120px; background-color: rgba(0,0,0,0.75); filter: alpha(opacity=90);}#resultTxt { padding: 45px 15px 0; font: 16px "Microsoft Yahei"; color: #fff; text-align: center;}#resultTxt em { color: #ffea76; font-style: normal;}#resultBtn { position: absolute; right: 5px; top: 5px; width: 25px; height: 25px; text-indent: -100px; background-image: url(images/close.png); overflow: hidden;}jqueryrotate制作机锋网积分抽奖效果演示
开始抽奖
奖品设置
- 一等奖：iPhone 6 Plus（1名）
- 二等奖：iPhone 6（2名）
- 三等奖：iPad Air 2（5名）
- 参与奖：充电宝（20名）
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