利用animation制作slider

利用css animation制作slider

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<div class="container">
<div class="img">
<img src="./img/1.jpg" alt="">
</div>
<div class="img">
<img src="./img/2.jpg" alt="">
</div>
<div class="img">
<img src="./img/3.png" alt="">
</div>
<div class="img">
<img src="./img/4.jpg" alt="">
</div>
<div class="img">
<img src="./img/5.jpg" alt="">
</div>

<div class="bottom">
<div class="img-bottom">
<img src="./img/1.jpg" alt="">
</div>
<div class="img-bottom">
<img src="./img/2.jpg" alt="">
</div>
<div class="img-bottom">
<img src="./img/3.png" alt="">
</div>
<div class="img-bottom">
<img src="./img/4.jpg" alt="">
</div>
<div class="img-bottom">
<img src="./img/5.jpg" alt="">
</div>
</div>
</div>
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*,
*::after,
*::before {
box-sizing: border-box;
}
html,
body {
height: 100%;
}
body {
padding: 0;
margin: 0;
}
.container {
width: 100%;
height: 100%;
position: relative;
overflow: hidden;
}
div.img {
position: absolute;
width: 100%;
height: 100%;
overflow: hidden;
}
div.img img {
width: 100%;
height: 100%;
}
div.img:nth-child(1) {
left: -100%;
-webkit-transition: .5s;
-moz-transition: .5s;
-ms-transition: .5s;
-o-transition: .5s;
transition: .5s;
-webkit-transition-timing-function: ease-out;
-moz-transition-timing-function: ease-out;
-ms-transition-timing-function: ease-out;
-o-transition-timing-function: ease-out;
transition-timing-function: ease-out;
}
div.img:nth-child(2) {
top: 100%;
-webkit-transition: .5s;
-moz-transition: .5s;
-ms-transition: .5s;
-o-transition: .5s;
transition: .5s;
-webkit-transition-timing-function: ease-out;
-moz-transition-timing-function: ease-out;
-ms-transition-timing-function: ease-out;
-o-transition-timing-function: ease-out;
transition-timing-function: ease-out;
}
div.img:nth-child(3) {
transform: scale(0.1);
-webkit-transition: 1s;
-moz-transition: 1s;
-ms-transition: 1s;
-o-transition: 1s;
transition: 1s;
-webkit-transition-timing-function: ease-in;
-moz-transition-timing-function: ease-in;
-ms-transition-timing-function: ease-in;
-o-transition-timing-function: ease-in;
transition-timing-function: ease-in;
}
div.img:nth-child(4) {
transform: scale(2.0);
-webkit-transition: 1s;
-moz-transition: 1s;
-ms-transition: 1s;
-o-transition: 1s;
transition: 1s;
-webkit-transition-timing-function: ease-out;
-moz-transition-timing-function: ease-out;
-ms-transition-timing-function: ease-out;
-o-transition-timing-function: ease-out;
transition-timing-function: ease-out;
z-index: 1;
}
div.img:nth-child(5) {
transform: rotate(-360deg) scale(0.1);
-webkit-transition: .7s;
-moz-transition: .7s;
-ms-transition: .7s;
-o-transition: .7s;
transition: .7s;
-webkit-transition-timing-function: ease-in-out;
-moz-transition-timing-function: ease-in-out;
-ms-transition-timing-function: ease-in-out;
-o-transition-timing-function: ease-in-out;
transition-timing-function: ease-in-out;
}
div.bottom {
position: absolute;
bottom: 0;
left: 50%;
transform: translateX(-50%);
width: 850px;
z-index: 10;
}
div.bottom div.img-bottom {
float: left;
margin: 0 10px;
}
div.bottom div.img-bottom img {
width: 150px;
height: 100px;
}
div.active {
left: 0 !important;
}
div.active {
top: 0 !important;
}
div.active {
transform: scale(1.0) !important;
}
div.active {
transform: scale(1.0) !important;
}
div.active {
transform: rotate(0deg) scale(1.0) !important;
}
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window.onload = function () {
var imgBottom = document.getElementsByClassName('img-bottom')
var imgToggle = document.getElementsByClassName('img')

var attrArr = [
'leftImg', 'topImg', 'scaleImg', 'scaleImgs', 'scaleRotateImg'
]

var getCls = function (element) {
return element.getAttribute('class')
}
var setCls = function (element, cls) {
return element.setAttribute('class', cls)
}
var addCls = function (element, cls) {
var baseCls = getCls(element)
if (baseCls.indexOf(cls) == -1) {
setCls(element, baseCls + ' ' + cls)
}
}

var delCls = function(element, cls) {
var baseCls = getCls(element)
if(baseCls.indexOf(cls) != -1){
setCls(element, baseCls.split(cls).join(' ').replace(/\s+/g, ' '))
}
}

var toggleImg = function (i) {
return function () {
ImgAddIndex(i)
}
}
for (var i = 0; i < imgBottom.length; i++) {
imgBottom[i].onclick = toggleImg(i)
}

function ImgAddIndex (i) {
for(var j = 0;j<imgToggle.length;j++) {
imgToggle[j].style.zIndex = 0
delCls(imgToggle[j], 'active')
}

addCls(imgToggle[i], 'active')
imgToggle[i].style.zIndex = 9;
}
}
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