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Copy path产品图片放大镜代码.html
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产品图片放大镜代码.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>jQuery产品图片放大镜代码</title>
<style>
@charset "utf-8";
body{
margin: 0;
padding: 0;
}
ul{
list-style: none;
padding: 0;
}
#outBox{
width: 1002px;
height: 540px;
margin: 2px auto;
}
.w{
width: 450px;
height: 450px;
}
.leftBox{
width: 450px;
height: 540px;
float: left;
}
.normalBox{
overflow: hidden;
position: relative;
border: 1px solid #f2f2f2;
}
.normalBox .w{
display: none;
}
.botBox{
width: 100%;
height: 90px;
background: white;
overflow: hidden;
}
.botBox ul li{
float: left;
width: 54px;
height: 54px;
border: 2px solid #fff;
border-radius: 5px;
margin-left: 26.5px;
opacity: 0.5;
}
.bord{
border-color: #e4393c !important;
opacity: 1 !important;
}
.moveBox{
width: 200px;
height: 200px;
background: rgba(222,0,0,0.4);
position: absolute;
top: 0;
left: 0;
display: none;
cursor: move;
}
.magBox{
width: 540px;
height: 540px;
border: 1px solid #f2f2f2;
position: relative;
float: left;
overflow: hidden;
display: none;
}
.magBox ul li{
display: none;
position: absolute;
top: 0;
left: 0;
}
#n,.m{
display: block !important;
}
.box{
width: 110px;
margin: auto;
}
</style>
<script src="js/jquery.min.js"></script>
</head>
<body>
<div class="box">
<div>   放大<span class="multiple">1</span>倍</div>
<button style="width: 50px;height: 30px;background: skyblue;outline: none;" class="btn1">+</button>
<button style="width: 50px;height: 30px;background: skyblue;outline: none;" class="btn2">-</button>
</div>
<div id="outBox">
<div class="leftBox">
<div class="normalBox w">
<div class="w" id="n"><img src="img/normal1.jpg"></div>
<div class="w"><img src="img/normal2.jpg"></div>
<div class="w"><img src="img/normal3.jpg"></div>
<div class="w"><img src="img/normal4.jpg"></div>
<div class="w"><img src="img/normal5.jpg"></div>
<div class="moveBox"></div>
</div>
<div class="botBox">
<ul>
<li class="bord"><img src="img/small1.jpg"></li>
<li><img src="img/small2.jpg"></li>
<li><img src="img/small3.jpg"></li>
<li><img src="img/small4.jpg"></li>
<li><img src="img/small5.jpg"></li>
</ul>
</div>
</div>
<div class="magBox">
<ul>
<li class="m"><img src="img/normal1.jpg"></li>
<li><img src="img/normal2.jpg"></li>
<li><img src="img/normal3.jpg"></li>
<li><img src="img/normal4.jpg"></li>
<li><img src="img/normal5.jpg"></li>
</ul>
</div>
</div>
<script>
$(function () {
var sdBoxW = $('.moveBox').css('width');
sdBoxW = parseInt(sdBoxW);//移动层的宽度
var magBoxW = $('.magBox').css('width');
magBoxW = parseInt(magBoxW);//图片放大层的宽度
var normalBoxW = $('.normalBox').css('width');
normalBoxW = parseInt(normalBoxW);//事件绑定层的宽度
var num = 0;//存放下标
//找出放大图片的比例(核心)
var scale = magBoxW/sdBoxW;
//移入normalBox盒子
$('.normalBox').hover(function () {
$('.moveBox').css('display','block');
$('.magBox').css('display','block');
},function () {
$('.moveBox').css('display','none');
$('.magBox').css('display','none');
});
//3、移入leftBox层
$('.leftBox').mouseover(function () {
//给放大的图片和图片层设置宽度；
$('.magBox ul li img').css('width',scale*normalBoxW+'px');
$('.magBox ul li').css({'width':scale*normalBoxW+'px','height':scale*normalBoxW+'px'})
});
//4、设置放大倍数
var n = 1;
function sty() {
$('.moveBox').css({'width':200/n+'px','height':200/n+'px'});
$('.multiple').html(n);
scale = magBoxW/(sdBoxW/n);
}
$('.btn1').click(function () {
n ++;
sty()
});
$('.btn2').click(function () {
if (n==1){
return;
} else {
n --;
sty()
}
}) ;
//1、移入缩小图关联
$('.botBox ul li').attr('index',function (i,e) {
return i;
});
$('.botBox ul li').mouseover(function () {
if ($(this).attr('class')=='bord'){
return;//跳过第一个
}else{
$(this).attr('class','bord').siblings().removeAttr('class');
var index = $(this).attr('index');
//联动normal和magBox中的图片
$('.normalBox .w').eq(index).attr('id','n').siblings().removeAttr('id');
$('.magBox ul li').eq(index).attr('class','m').siblings().removeAttr('class');
num = index;
}
});
//2、鼠标在移动层移动
$('.normalBox').mousemove(function (e) {
var offset = $(this).offset();
var X = e.pageX-offset.left-$('.moveBox').width()/2;
var Y = e.pageY-offset.top-$('.moveBox').height()/2;
if (X<=0){
X=0;
}else if(X>$(this).width()-$('.moveBox').width()){
X = $(this).width()-$('.moveBox').width();
}
if (Y<=0){
Y=0;
}else if(Y>$(this).height()-$('.moveBox').height()){
Y = $(this).height()-$('.moveBox').height();
}
$('.moveBox').css('left',X+'px');
$('.moveBox').css('top',Y+'px');
$('.magBox ul li').eq(num).css('left',-X*scale+'px');
$('.magBox ul li').eq(num).css('top',-Y*scale+'px');
});
})
</script>
</body>
</html>