整理一波CSS的笔记。
N变形过渡动画实现，clip-path
本篇是随机生成2000个点，clip-path连接这些点，进行随机变换。
代码如下
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<div></div>
<style lang='scss'>
div {
width: 300px;
height: 300px;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
transition: all .5s;
transition-timing-function: cubic-bezier(.92,-0.5,1,.12);
border-radius: 50%;
}
</style>
<script type="text/javascript">
setInterval(function() {
const length = 2000;
let el = document.querySelectorAll("div")[0];
let coordinate = "";
for (let i = 0; i < length; i++) {
coordinate +=
parseInt(Math.random() * 10000) / 100 +
"% " +
parseInt(Math.random() * 10000) / 100 +
"%, ";
}
coordinate = "polygon(" + coordinate.slice(0, -2) + ")";
el.style.clipPath = coordinate;
el.style.backgroundColor =
"#" + (~~(Math.random() * (1 << 24))).toString(16);
}, 500);
</script>