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mirror.html
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mirror.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
html,body {
margin: 0;
background: #aaa;
}
.ct {
position: relative;
width: 350px;
height: 350px;
margin-top: 50px;
margin-left: 400px;
}
.left {
position: relative;
width: 350px;
height: 350px;
/*border: 1px solid #000;*/
background: red;
}
.left img {
width: 350px;
height: 350px;
}
.left .shade {
position: absolute;
top: 0;
left: 0;
display: none;
width: 200px;
height: 200px;
border: 1px solid red;
cursor: move;
}
.right {
display: none;
position: absolute;
top: 0;
left: 100%;
width: 450px;
height: 450px;
margin-left: 5px;
overflow: hidden;
}
.right img {
position: absolute;
left: 0;
top: 0;
width: 100%;
height: 100%;
}
.ct .banner {
position: relative;
width: 350px;
margin: 30px auto;
}
.ct .banner .icon {
position: absolute;
top: 15px;
font-size: 30px;
color: #fff;
}
.ct .banner .iconLeft {
cursor: default;
left: 0;
}
.ct .banner .iconRight {
cursor: default;
right: 0;
}
.ct .banner .box {
display: none;
}
.ct ul {
display: flex;
justify-content: space-between;
width: 280px;
list-style: none;
padding: 0;
margin: 0 auto;
}
.ct li {
width: 50px;
height: 70px;
opacity: .1;
color: #fff;
font-size: 20px;
text-align: center;
line-height: 70px;
cursor: default;
}
</style>
</head>
<body>
<div class="ct">
<div class="left">
<img src="http://wx1.sinaimg.cn/mw690/b9d0abb5ly1fgjoo53b7jj209q09q3yn.jpg" alt="small">
<div class="shade"></div>
</div>
<div class="banner">
<div class="icon iconLeft"><</div>
<div class="icon iconRight">></div>
<div class="box">
<ul class="ul1">
<li class="item1">1</li>
<li class="item1">1</li>
<li class="item1">1</li>
<li class="item1">1</li>
<li class="item1">1</li>
</ul>
</div>
<div class="box">
<ul class="ul2">
<li class="item2">2</li>
<li class="item2">2</li>
<li class="item2">2</li>
<li class="item2">2</li>
<li class="item2">2</li>
</ul>
</div>
<div class="box">
<ul class="ul3">
<li class="item3">3</li>
<li class="item3">3</li>
<li class="item3">3</li>
<li class="item3">3</li>
<li class="item3">3</li>
</ul>
</div>
</div>
<div class="right">
<img class="rPhoto" src="http://wx1.sinaimg.cn/mw690/b9d0abb5ly1fgjoo4rlq1j20m80m8q45.jpg" alt="">
</div>
</div>
<script>
var ct = document.getElementsByClassName('ct')[0];
var left = document.getElementsByClassName('left')[0];
var right = document.getElementsByClassName('right')[0];
var bgColor1 = ['red','gold','green','orange','blue'];
var bgColor2 = ['#000','red','green','yellow','blue'];
var bgColor3 = ['blue','green','yellow','orange','red'];
var boxs = document.getElementsByClassName('box');
var lis1 = document.getElementsByClassName('item1');
var lis2 = document.getElementsByClassName('item2');
var lis3 = document.getElementsByClassName('item3');
var iconLeft = document.getElementsByClassName('iconLeft')[0];
var iconRight = document.getElementsByClassName('iconRight')[0];
var rPhoto = document.getElementsByClassName('rPhoto')[0];
var boxNum=0;
boxs[0].style.display = 'block';
lis1[0].style.opacity = '1';
lis2[0].style.opacity = '1';
lis3[0].style.opacity = '1';
lunDong(lis1,bgColor1);
lunDong(lis2,bgColor2);
lunDong(lis3,bgColor3);
function lunDong(lisNum,bg){
for (var i=0; i<lisNum.length; i++){
lisNum[i].style.background = bg[i]
lisNum[i].index=i;
lisNum[i].onmouseover = function (){
for (var j=0; j<lisNum.length; j++){
lisNum[j].style.opacity ='.1';
}
this.style.opacity = '1';
left.style.background=bg[this.index];
}
}
}
iconLeft.onclick = function (){
for (var i=0; i<boxs.length; i++){
boxs[i].style.display='none';
}
boxNum-=1;
if (boxNum<0){
boxNum=boxs.length-1;
}
boxs[boxNum].style.display='block';
}
iconRight.onclick = function (){
for (var i=0; i<boxs.length; i++){
boxs[i].style.display='none';
}
boxNum+=1;
if (boxNum>boxs.length-1){
boxNum=0;
}
boxs[boxNum].style.display='block';
}
//遮罩设置
var left = document.getElementsByClassName('left')[0];
var shade = document.getElementsByClassName('shade')[0];
var right = document.getElementsByClassName('right')[0];
left.onmouseover = function (){
shade.style.display = 'block';
right.style.display = 'block';
}
left.onmouseout = function (){
shade.style.display = 'none';
right.style.display = 'none';
}
//移动遮罩
console.log(left.offsetLeft)
var x,y;
left.onmousemove = function (event){
var e = event || window.event;
x = e.clientX-shade.offsetWidth/2-ct.offsetLeft;
y = e.clientY-shade.offsetHeight/2-ct.offsetTop;
if (x>left.offsetWidth-shade.offsetWidth){
x=left.offsetWidth-shade.offsetWidth
}
if (x<0){
x=0;
}
if (y<0){
y=0;
}
if (y>left.offsetHeight-shade.offsetHeight){
y=left.offsetHeight-shade.offsetHeight
}
shade.style.left = x+'px';
shade.style.top = y+'px';
rPhoto.style.left = -x*(left.offsetWidth/shade.offsetWidth)+'px';
rPhoto.style.top = -y*(left.offsetHeight/shade.offsetHeight)+'px';
}
</script>
</body>
</html>