网上刷到一个气死前端的按钮，白天黑夜切换的效果。
参考图片
我想着，这不纯代码就能实现嘛。
看下我实现的效果：
https://article.biliimg.com/bfs/article/2c413029f97c0887b3e5a480c6e8157e0a57e420.gif
也就70多行html，280多行css
纯手撸代码，拿走不谢
React:
import cx from 'classnames';
import React from 'react';
import styles from './index.less';
const Star = ({
color = '#fff'
}: {
color?: string
}) => {
const width = 20;
const half = 10 //width/2;
const quat = 5 //width/4;
return <svg version="1.1"
viewBox={"0 0 "+width+" "+width+""}
height={width} width={width} style={{
width: '100%',
height: '100%'
}}
>
<path
d={"M 0 "+half+" c "+quat+" 0 "+half+" -"+quat+" "+half+" -"+half+" c 0 "+quat+" "+quat+" "+half+" "+half+" "+half+" c -"+quat+" 0 -"+half+" "+quat+" -"+half+" "+half+" c 0 -"+quat+" -"+quat+" -"+half+" -"+half+" -"+half+""}
stroke={color} strokeWidth={1} fill={color}
/>
</svg>
}
interface ViewProps extends React.HTMLAttributes<HTMLSpanElement> {
active?: boolean;
}
export default class ButtonWeather extends React.Component<ViewProps> {
public state = {
activeState: false //临时展示用
}
public render() {
const { active, className, children, ...restProps } = this.props;
const { activeState } = this.state
return (
<span className={cx(styles.button, {[styles.night]: activeState}, className)} {...restProps} onClick={() => {
this.setState({ activeState: !activeState})
}}>
<span className={styles.btnInner}>
<span className={styles.circle}>
<span className={styles.circleNight}>
<span className={styles.crater} />
<span className={cx(styles.crater, styles.crater2)} />
<span className={cx(styles.crater, styles.crater3)} />
</span>
</span>
<span className={styles.haloBox}>
<span className={styles.halo} />
<span className={cx(styles.halo, styles.halo2)} />
<span className={cx(styles.halo, styles.halo3)} />
</span>
<span className={styles.clouds}>
{new Array(7).fill(1).map((e, ind) => (
<span className={cx(styles.cloud, styles['cloud'+(ind+1)])} key={ind+'cloud'} />
))}
</span>
<span className={cx(styles.clouds, styles.clouds2)}>
{new Array(7).fill(1).map((e, ind) => (
<span className={cx(styles.cloud, styles['cloud'+(ind+1)])} key={ind+'cloud'} />
))}
</span>
<span className={styles.stars}>
<span className={styles.star}><Star /></span>
{new Array(10).fill(1).map((e, ind) => (
<span className={cx(styles.star, styles['star'+(ind+1)])} key={ind+'star'}><Star /></span>
))}
</span>
</span>
</span>
);
}
}
Less:
@btnW: 150px;
@btnH: 66px;
@paddingL: 6px;
@time: 0.6s;
.button {
display: inline-block;
line-height: 0;
cursor: pointer;
}
.btnInner {
transition: all @time ease-in-out;
line-height: 0;
display: inline-block;
position: relative;
height: @btnH;
width: @btnW;
border-radius: 100px;
background: #1c80da;
box-shadow: inset 0 2px 6px #000, 0 0 3px rgba(0,0,0,0.6);
overflow: hidden;
}
.circle {
transition: all @time ease-in-out;
position: absolute;
z-index: 2;
overflow: hidden;
width: @btnH - @paddingL - @paddingL;
height: @btnH - @paddingL - @paddingL;
top: @paddingL; left: @paddingL;
background: #ffdd08;
border-radius: 100px;
box-shadow: 0px 0px 5px rgba(0,0,0,0.6), inset -0.5px -1px 3px rgba(0,0,0,0.6), inset 1px 1px 3px rgba(255,255,255,0.8);
.circleNight {
transition: all @time ease-in-out;
position: absolute;
top: 0;
left: 101%;
width: 100%;
height: 100%;
border-radius: 100px;
background: #c7d0da;
box-shadow: 0px 0px 5px rgba(0,0,0,0.6), inset -0.5px -1px 2px rgba(0,0,0,0.6), inset 1px 1px 2px rgba(255,255,255,0.8);
}
.crater {
position: absolute;
width: 25%;
height: 25%;
top: 12%;
left: 44%;
border-radius: 100px;
background: #909baf;
&.crater2 {
width: 34%;
height: 34%;
top: 42%;
left: 16%;
}
&.crater3 {
width: 19%;
height: 19%;
top: 62%;
left: 63%;
}
}
}
.haloBox {
transition: all @time ease-in-out;
position: absolute;
z-index: 1;
width: 0; height: 0;
left: @btnH / 2;
top: @btnH / 2;
.halo {
transition: all @time ease-in-out;
width: @btnH * 1.4;
height: @btnH * 1.4;
position: absolute;
background: #fff;
opacity: 0.1;
border-radius: 1000px;
left: 50%; top: 50%;
transform: translate(-50%, -50%);
&.halo2 {
width: @btnH * 1.4 + 25;
height: @btnH * 1.4 + 25;
}
&.halo3 {
width: @btnH * 1.4 + 50;
height: @btnH * 1.4 + 50;
}
}
}
.clouds {
transition: all @time ease-in-out;
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
opacity: 0.3;
transition-delay: 0s;
&.clouds2 {
transition-delay: @time * 0.2;
top: 19%;
left: -5%;
opacity: 1;
transform: rotate(5deg);
.cloud {
top: 2%;
left: 92%;
&.cloud2 {
top: 39%;
left: 69%;
}
}
}
.cloud {
position: absolute;
background: #fff;
border-radius: 100px;
width: @btnH * 0.9;
height: @btnH * 0.9;
top: -17%;
left: 84%;
&.cloud2 {
width: @btnH * 0.68;
height: @btnH * 0.68;
top: 39%;
left: 69%;
}
&.cloud3 {
width: @btnH * 0.73;
height: @btnH * 0.73;
top: 47%;
left: 54%;
}
&.cloud4 {
width: @btnH * 0.2;
height: @btnH * 0.2;
top: 64%;
left: 49.7%;
}
&.cloud5 {
width: @btnH * 0.57;
height: @btnH * 0.57;
top: 64%;
left: 32%;
}
&.cloud6 {
width: @btnH * 0.73;
height: @btnH * 0.73;
top: 81%;
left: 13%;
}
&.cloud7 {
width: @btnH * 0.45;
height: @btnH * 0.45;
top: 85%;
left: 7%;
}
}
}
.stars {
transition: all @time ease-in-out;
position: absolute;
top: -100%;
left: 0;
width: 100%;
height: 100%;
.star {
transition: all @time ease-in-out;
transform: translateY(-20px);
display: inline-block;
position: absolute;
left: 20%;
top: 20%;
width: 10px;
&.star2 {
left: 10%;
top: 30%;
width: 4px;
transition-delay: 0.1s;
}
&.star3 {
left: 20%;
top: 48%;
width: 3px;
transition-delay: 0.15s;
}
&.star4 {
left: 11%;
top: 76%;
width: 4px;
transition-delay: 0.24s;
}
&.star5 {
left: 16%;
top: 71%;
width: 4px;
transition-delay: 0.20s;
}
&.star6 {
left: 23%;
top: 79%;
width: 5px;
transition-delay: 0.26s;
}
&.star7 {
left: 44%;
top: 26%;
width: 4px;
transition-delay: 0.04s;
}
&.star8 {
left: 37%;
top: 50%;
width: 4px;
transition-delay: 0.14s;
}
&.star9 {
left: 44%;
top: 68%;
width: 6px;
transition-delay: 0.12s;
}
&.star10 {
left: 52%;
top: 37%;
width: 8px;
transition-delay: 0.05s;
}
}
}
.night {
.btnInner {
background: #252525;
}
.circle {
left: @btnW - @btnH + @paddingL;
.circleNight {
left: 0;
}
}
.haloBox {
left: @btnW - @btnH / 2;
.halo {
opacity: 0.13;
}
}
.clouds {
top: 100%;
transition-delay: @time * 0.2;
&.clouds2 {
transition-delay: 0s;
}
.cloud {
}
}
.stars {
top: 0;
.star {
transform: translateY(0);
}
}
}
.button {
&:hover {
.circle {
transform: translateX(5px);
}
.haloBox {
transform: translateX(5px);
}
&.night {
.circle {
transform: translateX(-5px);
}
.haloBox {
transform: translateX(-5px);
}
}
}
}
