Js图片上下无缝滚动，可控滚动

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引入JS
- 3.0.0 2.2.0 2.1.4 2.1.3 2.1.2 2.1.1 2.1.0 2.0.3 2.0.2 2.0.1 2.0.0 1.12.0 1.11.3 1.11.2 1.11.1 1.11.0 1.10.2 1.10.1 1.10.0 1.9.1 1.9.0 1.8.3 1.8.2 1.8.1 1.8.0 1.7.2 1.7.1 1.7 1.6.4 1.6.2 1.6.1 1.4.4 1.4.3 1.4.2 1.4.1 1.4.0
- 1.7.3 1.7.2 1.7.1.0 1.7.0.0
- 2.0.0-beta.0 2.0.0-alpha.55 1.5.0-rc.0 1.4.8 1.4.0 1.3.20 1.2.29 1.1.5 1.0.8
- 1.8.3 1.7.0 1.6.0 1.5.2 1.4.4 1.3.3 1.2.4 1.1.7
- 1.10.4 1.9.7 1.8.10 1.7.8 1.6.3 1.5.4 1.4.6 1.3.3
- core1.6.0 core-compat1.6.0 core1.5.2 core-compat1.5.2 core-full-compat-yc1.4.5 core-full-compat1.4.5 core-full-nocompat-yc1.4.5 core-full-nocompat1.4.5
- 1.4.2 1.4.1 1.4.0 1.3.0 1.2.0 1.1.0
- 3.7.3 3.7.2 3.7.1 3.7.0 3.7 3.6.2 3.6.1 3.6

引入框架
- 1.4.5 1.4.4 1.4.3 1.4.2 1.4.1 1.4.0 1.3.2
- 1.11.4 1.11.3 1.11.2 1.11.1 1.11.0 1.10.4 1.10.3 1.10.2
- 3.3.6 3.3.5 3.3.0 3.2.0 2.3.2

汉王

HTML代码

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无缝滚动</title>
<style type="text/css">
body,div,ul,li{margin:0;padding:0;}
body{background:#052D01;font:12px/1.5 arial;}
#box{position:relative;width:210px;height:700px;border:1px solid #5E8743;margin:20px;}
#box div{position:absolute;top:50%;left:50%;width:160px;height:570px;overflow:hidden;margin:-285px 0 0 -80px;}
#box .up,#box .down{position:absolute;left:50%;width:48px;height:48px;z-index:10;cursor:pointer;overflow:hidden;margin-left:-24px;text-indent:-9999px;background:url(//ku.shouce.ren/files/images/201601/56a34b639236a.jpg) no-repeat;}
#box .up{top:10px;background-position:0 0;}
#box .down{bottom:10px;background-position:0 bottom;}
#box ul{position:absolute;width:160px;}
#box li{width:160px;height:190px;list-style:none;text-align:center;}
#box a{color:#fff;font-weight:700;text-decoration:none;}
#box img{width:156px;height:156px;display:block;margin-bottom:5px;border:2px solid #ccc;}
</style>
<script type="text/javascript">
//获取id
function $ (id)
{
	return typeof id === "string" ? document.getElementById(id) : id;	
}
//获取tagName
function $$ (elem, oParent)
{
	return (oParent || document).getElementsByTagName(elem);	
}
//获取class
function $$$ (className, oParent)
{
	var aClass = [];
	var reClass = new RegExp("(//s|^)" + className + "($|//s)");
	var aElem = $$("*", oParent);
	for (var i = 0; i < aElem.length; i++) reClass.test(aElem[i].className) && aClass.push(aElem[i]);
	return aClass
}
//初始化对象
function Roll ()
{
	this.initialize.apply(this, arguments)	
}
Roll.prototype =
{
	initialize: function (obj)
	{
		var _this = this;
		this.obj = $(obj);
		this.oUp = $$$("up", this.obj)[0];
		this.oDown = $$$("down", this.obj)[0];
		this.oList = $$$("list", this.obj)[0];
		this.aItem = this.oList.children;
		this.timer = null;
		this.iNow = 0;
		this.iHeight = this.aItem[0].offsetHeight;
		this.oUp.onclick = function ()
		{
			_this.up()	
		};
		this.oDown.onclick = function ()
		{
			_this.down()
		}	
	},
	up: function ()
	{
		this.oList.insertBefore(this.aItem[this.aItem.length - 1], this.oList.firstChild);
		this.oList.style.top = -this.iHeight + "px";
		this.doMove(0)
	},
	down: function ()
	{
		this.doMove(-this.iHeight, function ()
		{
			this.oList.appendChild(this.aItem[0]);
			this.oList.style.top = 0;	
		})
	},
	doMove: function (iTarget, callBack)
	{
		var _this = this;
		clearInterval(this.timer)
		this.timer = setInterval(function ()
		{
			var iSpeed = (iTarget - _this.oList.offsetTop) / 5;
			iSpeed = iSpeed > 0 ? Math.ceil(iSpeed) : Math.floor(iSpeed);
			_this.oList.offsetTop == iTarget ? (clearInterval(_this.timer), callBack && callBack.apply(_this)) : _this.oList.style.top = iSpeed + _this.oList.offsetTop + "px"
		}, 30)
	}
};
window.onload = function ()
{
	new Roll("box");
};
</script>
</head>
<body>
<div id="box">
    <span class="up">up</span>
    <span class="down">down</span>
    <div>
        <ul class="list">
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        </ul>
    </div>
</div>
</body>
</html>

CSS代码

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JS代码

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简介

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名称

Js图片上下无缝滚动，可控滚动

分类

图片代码

描述

基于JavaScript的图片上下无缝滚动，带控制按钮，做的比较精致，兼容性方面，兼容IE全系列和火狐等主流浏览器。编写实现采用面向对象的原理，参考价值大。