新建sun_moon.pug

[you_blog]\themes\butterfly\layout\includes\custom\文件夹下,新建sun_moon.pug文件,这部分是一个svg文件,通过js操作它的旋转显隐,淡入淡出实现动画效果。

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svg(aria-hidden='true', style='position:absolute; overflow:hidden; width:0; height:0')
symbol#icon-sun(viewBox='0 0 1024 1024')
path(d='M960 512l-128 128v192h-192l-128 128-128-128H192v-192l-128-128 128-128V192h192l128-128 128 128h192v192z', fill='#FFD878', p-id='8420')
path(d='M736 512a224 224 0 1 0-448 0 224 224 0 1 0 448 0z', fill='#FFE4A9', p-id='8421')
path(d='M512 109.248L626.752 224H800v173.248L914.752 512 800 626.752V800h-173.248L512 914.752 397.248 800H224v-173.248L109.248 512 224 397.248V224h173.248L512 109.248M512 64l-128 128H192v192l-128 128 128 128v192h192l128 128 128-128h192v-192l128-128-128-128V192h-192l-128-128z', fill='#4D5152', p-id='8422')
path(d='M512 320c105.888 0 192 86.112 192 192s-86.112 192-192 192-192-86.112-192-192 86.112-192 192-192m0-32a224 224 0 1 0 0 448 224 224 0 0 0 0-448z', fill='#4D5152', p-id='8423')
symbol#icon-moon(viewBox='0 0 1024 1024')
path(d='M611.370667 167.082667a445.013333 445.013333 0 0 1-38.4 161.834666 477.824 477.824 0 0 1-244.736 244.394667 445.141333 445.141333 0 0 1-161.109334 38.058667 85.077333 85.077333 0 0 0-65.066666 135.722666A462.08 462.08 0 1 0 747.093333 102.058667a85.077333 85.077333 0 0 0-135.722666 65.024z', fill='#FFB531', p-id='11345')
path(d='M329.728 274.133333l35.157333-35.157333a21.333333 21.333333 0 1 0-30.165333-30.165333l-35.157333 35.157333-35.114667-35.157333a21.333333 21.333333 0 0 0-30.165333 30.165333l35.114666 35.157333-35.114666 35.157334a21.333333 21.333333 0 1 0 30.165333 30.165333l35.114667-35.157333 35.157333 35.157333a21.333333 21.333333 0 1 0 30.165333-30.165333z', fill='#030835', p-id='11346')

增加css

在自定义css文件中,加入以下代码;

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/* 白天夜晚切换动画start */
.Cuteen_DarkSky, .Cuteen_DarkSky:before {
content: '';
position: fixed;
left: 0;
right: 0;
top: 0;
bottom: 0;
z-index: 88888888;
}
.Cuteen_DarkSky {
background: linear-gradient(#feb8b0, #fef9db);
}
.Cuteen_DarkSky:before {
transition: 2s ease all;
opacity: 0;
background: linear-gradient(#4c3f6d, #6c62bb, #93b1ed);
}
.DarkMode .Cuteen_DarkSky:before {
opacity: 1;
}
.Cuteen_DarkPlanet {
z-index: 99999999;
position: fixed;
left: -50%;
top: -50%;
width: 200%;
height: 200%;
-webkit-animation: CuteenPlanetMove 2s cubic-bezier(0.7, 0, 0, 1);
animation: CuteenPlanetMove 2s cubic-bezier(0.7, 0, 0, 1);
transform-origin: center bottom;
}
@-webkit-keyframes CuteenPlanetMove {
0% {
transform: rotate(0);
}
to {
transform: rotate(360deg);
}
}
.Cuteen_DarkPlanet:after {
position: absolute;
left: 35%;
top: 40%;
width: 9.375rem;
height: 9.375rem;
border-radius: 50%;
content: '';
background: linear-gradient(#fefefe, #fffbe8);
}
.search span {
display: none;
}
.menus_item a {
text-decoration: none !important;
}
.icon-V {
padding: 5px;
}
@-moz-keyframes CuteenPlanetMove {
0% {
transform: rotate(0);
}
to {
transform: rotate(360deg);
}
}
@-webkit-keyframes CuteenPlanetMove {
0% {
transform: rotate(0);
}
to {
transform: rotate(360deg);
}
}
@-o-keyframes CuteenPlanetMove {
0% {
transform: rotate(0);
}
to {
transform: rotate(360deg);
}
}
@keyframes CuteenPlanetMove {
0% {
transform: rotate(0);
}
to {
transform: rotate(360deg);
}
}
/* 白天夜晚切换动画end */

增加js

在自定义js文件中,加入以下代码;

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// 白天夜晚切换动画start
function switchNightMode() {
document.querySelector('body').insertAdjacentHTML('beforeend', '<div class="Cuteen_DarkSky"><div class="Cuteen_DarkPlanet"></div></div>'),
setTimeout(function() {
document.querySelector('body').classList.contains('DarkMode') ? (document.querySelector('body').classList.remove('DarkMode'), localStorage.setItem('isDark', '0'), document.getElementById('modeicon').setAttribute('xlink:href', '#icon-moon')) : (document.querySelector('body').classList.add('DarkMode'), localStorage.setItem('isDark', '1'), document.getElementById('modeicon').setAttribute('xlink:href', '#icon-sun')),
setTimeout(function() {
document.getElementsByClassName('Cuteen_DarkSky')[0].style.transition = 'opacity 3s';
document.getElementsByClassName('Cuteen_DarkSky')[0].style.opacity = '0';
setTimeout(function() {
document.getElementsByClassName('Cuteen_DarkSky')[0].remove();
}, 1e3);
}, 2e3)
})
const nowMode = document.documentElement.getAttribute('data-theme') === 'dark' ? 'dark' : 'light'
if (nowMode === 'light') {
activateDarkMode()
saveToLocal.set('theme', 'dark', 2)
GLOBAL_CONFIG.Snackbar !== undefined && btf.snackbarShow(GLOBAL_CONFIG.Snackbar.day_to_night)
document.getElementById('modeicon').setAttribute('xlink:href', '#icon-sun')
} else {
activateLightMode()
saveToLocal.set('theme', 'light', 2)
document.querySelector('body').classList.add('DarkMode'), document.getElementById('modeicon').setAttribute('xlink:href', '#icon-moon')
}
// handle some cases
typeof utterancesTheme === 'function' && utterancesTheme()
typeof FB === 'object' && window.loadFBComment()
window.DISQUS && document.getElementById('disqus_thread').children.length && setTimeout(() => window.disqusReset(), 200)
}
// 白天夜晚切换动画end

引用sun_moon.pug

修改[you_blog]\themes\butterfly\layout\includes\head.pug,在文件末位增加以下代码:

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  //- global config
!=partial('includes/head/config', {}, {cache: true})

include ./head/config_site.pug
include ./head/noscript.pug

!=fragment_cache('injectHeadJs', function(){return inject_head_js()})

!=fragment_cache('injectHead', function(){return injectHtml(theme.inject.head)})
+ include ./custom/sun_moon.pug

替换昼夜切换按钮

修改[you_blog]\themes\butterfly\layout\includes\rightside.pug,替换原本的昼夜切换按钮;

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  when 'translate'
if translate.enable
button#translateLink(type="button" title=_p('rightside.translate_title'))= translate.default
when 'darkmode'
if darkmode.enable && darkmode.button
- button#darkmode(type="button" title=_p('rightside.night_mode_title'))
- i.fas.fa-adjust
+ a.icon-V.hidden(onclick='switchNightMode()', title=_p('rightside.night_mode_title'))
+ svg(width='25', height='25', viewBox='0 0 1024 1024')
+ use#modeicon(xlink:href='#icon-moon')

参考链接

11.3-增加分享本页 11.1-返回顶部按钮显示网页阅读进度