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rotate-cube.html
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rotate-cube.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Webpack Rotate Cube</title>
<style type="text/css" media="screen">
html, body, div, ul, li {
margin: 0;
padding: 0;
border: 0;
outline: 0;
font-weight: inherit;
font-style: inherit;
font-family: inherit;
font-size: 100%;
vertical-align: baseline
}
body {
line-height: 1;
color: #000;
background: #fff
}
ol,ul {
list-style: none
}
@keyframes slowspin {
0% {
transform: rotateX(-33.5deg) rotateY(45deg)
}
10%,to {
transform: rotateX(-33.5deg) rotateY(225deg)
}
}
@keyframes fastspin {
0% {
transform: rotateX(-33.5deg) rotateY(45deg)
}
10%,to {
transform: rotateX(-33.5deg) rotateY(-315deg)
}
}
.logo {
/* zoom: 3; */
width: 100%;
height: 300px;
position: relative;
overflow: hidden;
}
.cube {
width: 100%;
height: 100%;
padding: 0;
margin: -50px 0 0 -50px;
top: 50%;
left: 50%;
transform-origin: 50px 50px;
transform: rotateX(-33.5deg) rotateY(45deg); /* the rotate operation will change the direction of axises, so the order of transform matters. */
transform-style: preserve-3d; /* make 3d effect working */
animation: slowspin 10s ease-in-out infinite 2s;
}
.cube,.cube li {
position: absolute;
display: block
}
/* you can set the border to get a wireframe cube, https://leancloud.cn used it. */
.cube li {
width: 75pt;
height: 75pt;
transition: transform 1s ease-in-out /* you will see the squares transforms to a cube sometimes, it's cool, you can change .logo's zoom from developer tools to see it. */
}
.cube .back,.cube .front,.cube .left,.cube .right,.cube .top {
background: radial-gradient(transparent 30%,rgba(16,47,91,.2) 100%)
}
.cube li:after {
content: "";
display: block;
position: absolute;
width: 75pt;
height: 75pt;
backface-visibility: hidden;
background-color: rgba(126,169,232,.5);
transition: transform 1s ease-in-out
}
.cube .front {
transform: translateZ(50px)
}
.cube .back {
transform: rotateX(-180deg) translateZ(50px)
}
.cube .right {
transform: rotateY(90deg) translateZ(50px)
}
.cube .left {
transform: rotateY(-90deg) translateZ(50px)
}
.cube .top {
transform: rotateX(90deg) translateZ(50px)
}
.cube .top:after {
background-color: rgba(152,186,237,.5)
}
.cube .bottom {
transform: rotateX(-90deg) translateZ(50px)
}
.cube .floor:after {
display: none
}
.cube .floor {
/* cube shadow comes from the following two properties */
box-shadow: -300px 0 50px rgba(0,0,0,.3);
left: 295px;
backface-visibility: visible;
width: 110px;
height: 110px;
background-color: transparent;
transform: rotateX(-90deg) translateZ(60px) /* translateZ controls the distance between shadow and cube */
}
.cube-inner {
width: 100%;
height: 100%;
padding: 0;
margin: -25px 0;
top: 50%;
left: 50%;
transform-origin: 25px 25px;
margin: -25px 0 0 -25px;
transform: rotateX(-33.5deg) rotateY(45deg);
transform-style: preserve-3d;
animation: fastspin 10s ease-in-out infinite 2s;
}
.cube-inner,.cube-inner li {
position: absolute;
display: block
}
.cube-inner li {
width: 50px;
height: 50px;
transition: transform 1s ease-in-out
}
.cube-inner .back,.cube-inner .front,.cube-inner .left,.cube-inner .right,.cube-inner .top {
background: radial-gradient(transparent 30%,rgba(5,17,53,.2) 100%)
}
.cube-inner li:after {
content: "";
display: block;
position: absolute;
width: 50px;
height: 50px;
backface-visibility: hidden;
background-color: rgba(16,58,177,.5);
transition: transform 1s ease-in-out
}
.cube-inner .front {
transform: translateZ(25px)
}
.cube-inner .back {
transform: rotateX(-180deg) translateZ(25px)
}
.cube-inner .right {
transform: rotateY(90deg) translateZ(25px)
}
.cube-inner .left {
transform: rotateY(-90deg) translateZ(25px)
}
.cube-inner .top {
transform: rotateX(90deg) translateZ(25px)
}
.cube-inner .top:after {
background-color: rgba(22,78,234,.5)
}
.cube-inner .bottom {
transform: rotateX(-90deg) translateZ(25px)
}
/* !!useless code, there is no .floor in .cube-inner */
.cube-inner .floor:after {
display: none
}
.cube-inner .floor {
box-shadow: -300px 0 50px rgba(0,0,0,.3);
backface-visibility: visible;
width: 60px;
height: 60px;
left: 295px;
background-color: transparent;
transform: rotateX(-90deg) translateZ(35px)
}
</style>
</head>
<body>
<h1>Comes from <a href="http://webpack.github.io/">Webpack official website</a></h1>
<div>Animation Duration: <input type="range" min="1" max="10" value="10"/><span class="duration">10s</span><br/>Animation Delay: <input type="range" min="0" max="4" value="2"/><span class="delay">2s</span></div>
<div class="logo">
<ul class="cube-inner">
<li class="front"></li>
<li class="back"></li>
<li class="right"></li>
<li class="left"></li>
<li class="top"></li>
<li class="bottom"></li>
</ul>
<ul class="cube">
<li class="front"></li>
<li class="back"></li>
<li class="left"></li>
<li class="right"></li>
<li class="top"></li>
<li class="bottom"></li>
<!--
'.floor' is a trick, I can't use 'box-shadow' belonging to '.bottom' and ':before' to do this,
and '.floor' is a better way to control the distance between shadow and cube.
x offset of 'box-shadow' is another genius trick.
-->
<li class="floor"></li>
</ul>
</div>
<script type="text/javascript" charset="utf-8">
var inputs = document.querySelectorAll("input")
var duration = inputs[0];
var delay = inputs[1];
duration.addEventListener("change", function(e) {
document.querySelector(".cube").style.animationDuration = duration.value+'s';
document.querySelector(".cube-inner").style.animationDuration = duration.value+'s';
document.querySelector(".cube").style.animationDuration = duration.value+'s';
document.querySelector(".duration").textContent = duration.value + 's';
});
delay.addEventListener("change", function(e) {
document.querySelector(".cube").animationDelay = delay.value+'s';
document.querySelector(".cube-inner").animationDelay = delay.value+'s';
document.querySelector(".delay").textContent = delay.value + 's';
});
</script>
</body>
</html>