目录
效果图
代码示例
源码地址：自写Js+CSS轮显效果.rar-互联网文档类资源-CSDN下载https://download.csdn.net/download/weixin_41937552/37380520
效果图
代码示例
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>JS图片轮显切换</title>
<style type="text/css">
*{ margin:0; padding:0}
#wapper{ position:relative;height:280px; width:316px; overflow:hidden}
#slideshow{width:316px; height:300px; overflow:hidden; position:relative;}
#imglist{width:1264px; height:100%; float:left; padding:0; margin:0;position:absolute; left:0}
#imglist li{ width:25%;height:100%; float:left}
#nextlist{position:absolute; z-index:9}
#nextlist li{ float:left; display:inline; height:30px; padding:10px 0; width:79px;}
#nextlist li.current{background:#c00}
#bg{ position:absolute; z-index:1;background:#ff0;filter:alpha(opacity=20);opacity:0.2; height:50px; width:316px}
</style>
</head>
<body>
<div id="wapper">
<div id="slideshow">
<ul id="imglist">
<li style=" background:#f0c;">1</li>
<li style=" background:#cf0;">2</li>
<li style=" background:#09e;">3</li>
<li style=" background:#efc;">4</li>
</ul>
</div>
<div id="nextlist">
<ul>
<li class="current">111</li>
<li>222</li>
<li>333</li>
<li>444</li>
</ul>
</div>
<div id="bg"></div>
</div>
<script type="text/javascript">
var num = 0;
function nextElement(eleObj,aa){
var obj = document.getElementById(eleObj);if (obj.movement) {clearTimeout(obj.movement);}if (!obj.style.bottom) {obj.style.bottom = "-50px";}var xpos = parseInt(obj.style.bottom);if (xpos == aa) {return false;}if (xpos > aa) {var dist = Math.ceil((xpos - aa)/5);xpos = xpos - dist;}if (xpos < aa) {var dist = Math.ceil((aa - xpos)/5);xpos = xpos + dist;}obj.style.bottom = xpos + "px";var repeat = "nextElement('"+eleObj+"','"+aa+"')";obj.movement = setTimeout(repeat,30);
}
function moveElement() {
var elem = document.getElementById("slideshow");
var nextElem = document.getElementById("nextlist");
var imgElem = document.getElementById("imglist");
var lis = elem.getElementsByTagName("li");
var nextLis = nextElem.getElementsByTagName("li");if (imgElem.movement) {clearTimeout(imgElem.movement);}if (!imgElem.style.left) {imgElem.style.left = "0";}var xpos = parseInt(imgElem.style.left);var naa = num * -316;if (xpos == naa) {if(num==(lis.length - 1) || num>lis.length){num=0;return false;}else{num++;return false;}}for(var i=0;i<nextLis.length;i++){nextLis[i].className="";nextLis[num].className="current";}if (xpos > naa) {var dist = Math.ceil((xpos - naa)/4);xpos = xpos - dist;}if (xpos < naa) {var dist = Math.ceil((naa - xpos)/4);xpos = xpos + dist;}imgElem.style.left = xpos + "px";var repeat = "moveElement()";imgElem.movement = setTimeout(repeat,30);}
function checkMove(){
var elem = document.getElementById("slideshow");
var nextElem = document.getElementById("nextlist");
var imgElem = document.getElementById("imglist");
var bgElem = document.getElementById("wapper");
var lis = elem.getElementsByTagName("li");
var nextLis = nextElem.getElementsByTagName("li");bgElem.onmouseover=function(){nextElement("nextlist",0);nextElement("bg",0);}bgElem.onmouseout=function(){nextElement("nextlist",-50);nextElement("bg",-50);}for(var i=0;i<nextLis.length;i++){nextLis[i].onmouseover=function(){clearInterval(changebox);thisMove(this);}nextLis[i].onmouseout=function(){startMove();}lis[i].onmouseover=function(){clearInterval(changebox);//thisStop(this);}lis[i].onmouseout=function(){startMove();}}function startMove(){changebox = setInterval("moveElement()",4000);}function thisMove(obj){for(var i=0;i<nextLis.length;i++){nextLis[i].className="";if(nextLis[i]==obj){nextLis[i].className="current";num=i;setTimeout("moveElement()",0);}else{nextLis[i].className="";}}}
}
changebox = setInterval("moveElement()",4000);
checkMove();
</script>
</body>
</html>
https://download.csdn.net/download/weixin_41937552/37380520
