<!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>jQuery原始左右滚动幻灯片(方便扩展)代码效果</title>
<style>
*{margin:0px;padding:0px;list-style-type:none;}
.v_out{width:748px;margin:20px auto;overflow:hidden;}
.v_show{width:665px;overflow:hidden;position:relative;height:280px;float:left}
.v_cont{ width:6650px;position:absolute;left:0px;top:0px;}
.v_cont ul{float:left;text-align:center;line-height:50px;}
.v_cont ul li{width:665px;height:250px;background:#f8f8f8;float:left;margin-top:3px;}
/*---圆圈---*/
.v_out_p{position:relative;overflow:visible}
.circle{position:absolute;left: 40px;top: 290px;}
.circle li{width:120px;height:60px;float:left;margin-right:10px;background:#ccc}
.circle .circle-cur{background:#f00}
/*---切换---*/
.prev,.next{float:left;padding:105px 9px 0}
.prev a{ background:#f00;}
.prev .ico_1{ background:url(input_a.gif) no-repeat 0 -3757px;}
.next a{background:#f00 }
.next .ico_2{background:url(input_a.gif) no-repeat right -3757px;}
.prev,.prev a,.next,.next a{width:21px;height:28px; display:block}
</style>
</head>
<body>
<!--代码部分begin-->
<div class="v_out v_out_p">
<div class="prev"><a href="javascript:void(0)"></a></div>
<div class="v_show">
<div class="v_cont">
<ul>
<li index="0" style="background:#f00">[第1个]</li>
<li index="1" style="background:#ff0">[第2个]</li>
<li index="2" style="background:#f0f">[第3个]</li>
<li index="3" style="background:#999">[第4个]</li>
<li index="4" style="background:#666">[第5个]</li>
</ul>
</div>
</div>
<div class="next"><a href="javascript:void(0)"></a></div>
<ul class="circle">
<li class="circle-cur">1</li>
<li>2</li>
<li>3</li>
<li>4</li>
<li>5</li>
</ul>
</div>
<script src="http://www.lanrenzhijia.com/ajaxjs/1.4.4/jquery-1.4.4.min.js"></script>
<script>
$(function() {
$(".next a").click(function() {
nextscroll()
});
function nextscroll() {
var vcon = $(".v_cont ");
var offset = ($(".v_cont li").width()) * -1;
vcon.stop().animate({
left: offset
}, "slow", function() {
var firstItem = $(".v_cont ul li").first();
vcon.find("ul").append(firstItem);
$(this).css("left", "0px");
circle()
})
};
function circle() {
var currentItem = $(".v_cont ul li").first();
var currentIndex = currentItem.attr("index");
$(".circle li").removeClass("circle-cur");
$(".circle li").eq(currentIndex).addClass("circle-cur")
}
$(".prev a").click(function() {
var vcon = $(".v_cont ");
var offset = ($(".v_cont li").width() * -1);
var lastItem = $(".v_cont ul li").last();
vcon.find("ul").prepend(lastItem);
vcon.css("left", offset);
vcon.animate({
left: "0px"
}, "slow", function() {
circle()
})
});
var animateEnd = 1;
$(".circle li").click(function() {
if (animateEnd == 0) {
return
}
$(this).addClass("circle-cur").siblings().removeClass("circle-cur");
var nextindex = $(this).index();
var currentindex = $(".v_cont li").first().attr("index");
var curr = $(".v_cont li").first().clone();
if (nextindex > currentindex) {
for (var i = 0; i < nextindex - currentindex; i++) {
var firstItem = $(".v_cont li").first();
$(".v_cont ul").append(firstItem)
}
$(".v_cont ul").prepend(curr);
var offset = ($(".v_cont li").width()) * -1;
if (animateEnd == 1) {
animateEnd = 0;
$(".v_cont").stop().animate({
left: offset
}, "slow", function() {
$(".v_cont ul li").first().remove();
$(".v_cont").css("left", "0px");
animateEnd = 1
})
}
} else {
var curt = $(".v_cont li").last().clone();
for (var i = 0; i < currentindex - nextindex; i++) {
var lastItem = $(".v_cont li").last();
$(".v_cont ul").prepend(lastItem)
}
$(".v_cont ul").append(curt);
var offset = ($(".v_cont li").width()) * -1;
$(".v_cont").css("left", offset);
if (animateEnd == 1) {
animateEnd = 0;
$(".v_cont").stop().animate({
left: "0px"
}, "slow", function() {
$(".v_cont ul li").last().remove();
animateEnd = 1
})
}
}
})
})
</script>
<!--代码部分end-->
</body>
</html>
摘自：http://demo.lanrenzhijia.com/2015/banner0325/
demo :http://demo.lanrenzhijia.com/2015/banner0325/
时间： 2024-10-28 19:05:03