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jQuery实现的图片分组切换焦点图插件

  • 时间:2020-04-08 20:40 编辑: 来源: 阅读:
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摘要:jQuery实现的图片分组切换焦点图插件
这是一款基于jQuery的图片切换焦点图插件,这款jQuery焦点图插件的特点是图片可以分组切换,也就是说一次可以切换多张图片,相比其他焦点图插件,它能节省更多的空间,可以向用户展示更多的图片,非常实用。 [img]http://files.jb51.net/file_images/article/201501/201501061030181.png[/img] 实现的代码。 html代码:
[url=javascript:;]         <div class="scroll">             <ul>                 <li><a href="#">                     <img src="images/1.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/2.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/3.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/4.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/5.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/1.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/2.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/3.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/4.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/5.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/1.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/2.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/3.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/4.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/5.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/1.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/2.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/3.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/4.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>                 <li><a href="#">                     <img src="images/5.jpg" /></a><a href="#" class="link">HTML5资源教程</a></li>             </ul>         </div>     </div>
js代码:
  $(function () {             var $number = Math.ceil($('.scroll ul li').length / 4); //获取滚动几屏个数             var margin = 10; //设置图片间距             var $w = $('.scroll li').width() + margin; // 一屏图片的宽度             var $width = $w * $number * 2; //设置ul宽度             var pre = $('.device .pre');             var next = $('.device .next');             if ($number == 1) { pre.hide(); next.hide(); }             $('.scroll ul').width($width);             var num = 0;             function autoscroll() {                 num++;                 if ($number == 1) { return false }                 if (num == $number) {                     num = 0;                 }                 var distance = -2 * $w * num;                 $('.scroll ul').stop().animate({ left: distance });             }             var scrollChange = setInterval(autoscroll, 8000);             //鼠标悬停,暂停滚动             $(".scroll ul,.pre,.next").mouseover(function () {                 $('.scroll ul').stop()                 clearInterval(scrollChange);             });             // 鼠标移走,滚动继续             $('.scroll ul,.pre,.next').mouseout(function () {                 scrollChange = setInterval(autoscroll, 8000);             });             //下一组             next.click(function () {                 num++;                 if (num >= $number) { num = 0 }                 var leftdis = -2 * $w * num;                 $('.scroll ul').stop().animate({ left: leftdis });             });             //上一组             pre.click(function () {                 num--;                 if (num < 0) { num = $number - 1 }                 var rightdis = -2 * $w * num;                 $('.scroll ul').stop().animate({ left: rightdis });             });         });
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