程序博客网 > ui设计师与美工的区别

上下滚动实现

来源：互联网发布：ui设计师与美工的区别编辑：程序博客网时间：2024/05/20 11:34

<style>
body, ul, li, p {
padding: 0;
margin: 0;
}

ul, li {
list-style: none;
}

.main-wrap {
margin-top: 50px;
width: 100%;

}

.scroll-wrap {
width: 500px;
height: 300px;
margin: 0px auto;
overflow: hidden;
position: relative;
}

.scroll-show-wrap {
width: 500px;
height: 300px;
overflow: hidden;
}

.scroll-show1 {
width: 500px;
height: 300px;
background-color: red;
}

.scroll-show2 {
width: 500px;
height: 300px;
background-color: gold;
}

.scroll-show3 {
width: 500px;
height: 300px;
background-color: green;
}

.scroll-item-warp{
position: absolute;
bottom: 20px;
right: 20px;
}
.scroll-item-warp ul li{
float:left;
width: 30px;
height: 30px;
background-color: #31b0d5;
color: white;
font-weight: 600;
text-align: center;
margin-right: 5px;
border: 1px solid #808080;
cursor: pointer;
}
</style>
</head>
<body>
<div class="main-wrap">
<div class="scroll-wrap">
<div class="scroll-show-wrap">
<div class="scroll-show1"></div>
<div class="scroll-show2"></div>
<div class="scroll-show3"></div>
</div>
<div class="scroll-item-warp">
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
</ul>
</div>
</div>
</div>
<script src="../js/libs/jquery-1.11.3.js">
</script>
<script>
var height = $(".scroll-wrap").height();
/* var scrollMaxHeight = ($(".scroll-item-warp ul li").length-1)*height;*/
//也可以
var scrollMaxHeight = $(".scroll-show-wrap").get(0).scrollHeight-$(".scroll-show-wrap").get(0).clientHeight;
$(".scroll-item-warp ul li").first().css({"background-color":"#C27310"});

//定时
setInterval("scrollFun()",3000);
var scrollFun = function () {
$(".scroll-item-warp ul li").css({"background-color":"#31b0d5"});
var currentScrollTop = $(".scroll-show-wrap").get(0).scrollTop;

if( $(".scroll-show-wrap").get(0).scrollTop >= scrollMaxHeight){
$(".scroll-item-warp ul li").eq(0).css({"background-color":"#C27310"});
$(".scroll-show-wrap").animate({
"scrollTop":0
});
}else{
var index = currentScrollTop/height+1;
$(".scroll-item-warp ul li").eq(index).css({"background-color":"#C27310"});
$(".scroll-show-wrap").animate({
"scrollTop":'+='+height
});
}

};
$("li").click(function () {
var index = $(".scroll-item-warp ul li").index($(this));
$(".scroll-item-warp ul li").css({"background-color":"#31b0d5"});
$(this).css({"background-color":"#C27310"});
var scrollTop = index*height;

$(".scroll-show-wrap").animate({
"scrollTop":scrollTop
});

});

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ui设计师与美工的区别

ui设计师与美工的区别

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