HTML5+css3实现爱心旋转代码
HTML5+css3实现爱心旋转代码代码运行效果如下：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<title>灵动岛</title>
<style>
* {
margin: 0;
padding: 0;
}
#iphone14pro {
position: relative;
margin: auto;
width: 974px;
height: 876px;
overflow: hidden;
background-image: url(https://www.qcodes.cn/wp-content/uploads/2022/09/2022091405393859.png);
}
.demo {
width: 320px;
margin-top: 72px;
margin: 72px auto 0;
background-color: red;
height: 80px;
border-radius: 40px;
background-color: #272729;
position: relative;
}
.demo::after {
position: absolute;
content: " ";
right: 0;
width: 80px;
height: 100%;
border-radius: 80px;
background-color: #272729;
}
/* 变长 */
.longer {
animation: longer 800ms ease-in-out forwards;
}
@keyframes longer {
0% {
}
60% {
width: 50vw;
}
80% {
transform: scaleX(1.04);
}
100% {
transform: scaleX(1);
width: 50vw;
}
}
/* 分离 */
.divide {
animation: divide-left 800ms ease-in-out forwards;
}
@keyframes divide-left {
0% {
}
40% {
transform: scaleX(1.1);
}
100% {
transform: scaleX(1);
}
}
.divide::after {
animation: divide-right 800ms ease-in-out forwards;
}
@keyframes divide-right {
0% {
}
40% {
transform: scaleX(1.1);
}
100% {
transform: scaleX(1);
right: -100px;
}
}
/* 融合 */
.fusion {
animation: fusion-left 800ms ease-in-out forwards;
}
@keyframes fusion-left {
0% {
}
40% {
transform: scaleX(1.1);
}
100% {
transform: scaleX(1);
}
}
.fusion::after {
animation: fusion-right 800ms ease-in-out forwards;
}
@keyframes fusion-right {
0% {
right: -100px;
}
40% {
transform: scaleX(1.1);
}
100% {
transform: scaleX(1);
right: 0;
}
}
/* 变大 */
.bigger {
animation: bigger 800ms ease-in-out forwards;
}
@keyframes bigger {
0% {
}
60% {
width: 81vw;
height: 400px;
border-radius: 100px;
}
80% {
transform: scaleX(1.04);
}
100% {
width: 81vw;
height: 400px;
border-radius: 100px;
transform: scaleX(1);
}
}
.bigger::after {
display: none;
}
</style>
</head>
<body>
<div id="iphone14pro">
<div class="demo"></div>
</div>
<script>
// 灵动岛对应dom
const box = document.querySelector(".demo");
const animationList = ["longer", "divide", "fusion", "bigger"];
box.addEventListener("click", () => {
box.classList.add(animationList);
});
let index = 0;
// 每一个动画结束都会触发此事件（包括子元素及不同种类属性动画）
box.addEventListener("animationend", (e) => {
if (
e.animationName === "divide-right" ||
e.animationName === "fusion-right"
) {
return;
}
index++;
setTimeout(() => {
if (index <= animationList.length - 1) {
box.classList.add(animationList);
} else {
index = 0;
}
}, 800);
});
</script>
</body>
</html>
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