有趣的动画代码分享

XError＿xiaoyu

于 2024-08-15 16:32:01 发布

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分类专栏：编程学习专栏 # 前端工程学习文章标签： html css 前端 javascript

本文链接：https://blog.youkuaiyun.com/weixin_72543266/article/details/141224981

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前言

平时也会看一些论坛或是公众号文章或是论坛来看一些自己感兴趣的知识来学习,下面是我最近看到的几个有趣的代码片段分享

1. 口香糖吹泡泡

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>口香糖吹泡泡</title>
    <style>:root{--primary:#80e36b;--secondary:#50bc37;--bubble:#dc7f94;--blush:#ee9a96;--sizeMultiplicator:2;}@media (max-width:1400px),(max-height:1000px){:root{--sizeMultiplicator:1;}}@media (max-width:700px),(max-height:500px){:root{--sizeMultiplicator:0.5;}}@media (max-width:350px),(max-height:250px){:root{--sizeMultiplicator:0.3;}}*{box-sizing:border-box;}body{overflow:hidden;}#main{scale:var(--sizeMultiplicator);transform-origin:91% 91%;bottom:0;right:0;position:absolute;padding:65px 65px 0 0;margin:0 -50px -50px 0;}#head{width:500px;aspect-ratio:1;background-color:var(--primary);border-radius:100%;border:10px solid black;}#eyes{position:absolute;top:300px;left:50px;width:300px;height:50px;display:flex;justify-content:space-between;z-index:1;align-items:center;}#eyes .eye,#eyes .blush{width:50px;height:50px;border-radius:100%;}#eyes .eye{background-color:black;animation:blink 10s linear infinite;}#eyes .blush{position:absolute;background-color:var(--blush);z-index:-1;top:24px;}#eyes #blush-0{left:-26px;}#eyes #blush-1{right:-26px;}@keyframes blink{50%{height:50px;}50.1%{height:10px;}50.7%{height:50px;}70%{height:50px;}71%{height:10px;}72%{height:50px;}73%{height:50px;}74%{height:10px;}75%{height:50px;}}#mouth{position:absolute;top:310px;left:190px;}#mouth .lip{width:25px;aspect-ratio:1;border:5px solid black;border-radius:100%;}#lip-1{margin-top:-6px;position:relative;visibility:hidden;animation:mouth-show 10s infinite linear;}#lip-1:after{content:'';position:absolute;left:5px;top:-100%;height:25px;width:20px;border-radius:40%;background-color:var(--primary);}@keyframes mouth-show{0%{visibility:visible;}50%{visibility:hidden;}}.hair{background-color:var(--secondary);position:absolute;border:10px solid black;z-index:-1;border-radius:50%;}#hair-0{top:0px;left:220px;width:110px;height:230px;rotate:10deg;}#hair-1{top:70px;left:350px;width:110px;height:210px;rotate:40deg;}#hair-2{top:200px;left:400px;width:100px;height:190px;rotate:80deg;}#hair-3{top:320px;left:380px;width:90px;height:190px;rotate:110deg;}#bubble{aspect-ratio:1;position:absolute;top:59%;right:65%;border-radius:100%;transform:translateY(-50%);animation:bubbleSize 10s infinite ease-out;visibility:hidden;z-index:2;}#bubble:before{content:'';position:absolute;width:100%;height:100%;background-color:var(--bubble);border-radius:100%;animation:bubbleOpacity 10s infinite ease-out;}#bubble:after{content:'';position:absolute;border:5px solid var(--bubble);width:100%;height:100%;box-sizing:border-box;border-radius:100%;}#highlight{aspect-ratio:1;position:absolute;width:100%;animation:highlightOpacity 10s infinite ease-out;}#highlight:before,#highlight:after{content:'';background-color:white;border-radius:100%;position:absolute;}#highlight:before{width:7%;height:12%;top:10%;left:26%;rotate:45deg;}#highlight:after{width:6%;height:8%;top:26%;left:14%;rotate:33deg;}@keyframes bubbleSize{0%{width:10px;visibility:visible;}50%{visibility:hidden;}55%{width:350px;}}@keyframes bubbleOpacity{0%{opacity:0.9;}50%{opacity:0.5;}}@keyframes highlightOpacity{0%{opacity:0;}50%{opacity:0.9;}}#popped{background-color:var(--bubble);opacity:0.6;width:200px;height:200px;scale:2.8;transform-origin:0 0;left:-24px;position:absolute;top:41px;z-index:2;clip-path:path(
          'M135.6,42.4C146.6,44.6,156.3,53.3,162.7,63.9C169,74.6,172.1,87.3,169.7,98.6C167.3,109.9,159.3,119.8,153.8,131.9C148.2,144,145.1,158.4,136.6,163.6C128,168.9,114,164.9,101.1,163C88.2,161,76.5,161.1,66.4,156.7C56.2,152.4,47.7,143.8,38.5,133.6C29.2,123.4,19.3,111.7,18.3,99.4C17.4,87.2,25.4,74.4,33.1,61.5C40.7,48.6,48.1,35.7,59.2,33.6C70.3,31.4,85.1,40,98.7,42.2C112.3,44.4,124.7,40.2,135.6,42.4Z'
        );visibility:hidden;animation:popped 10s infinite;}@keyframes popped{50%{visibility:hidden;}100%{visibility:visible;}}#shock{position:absolute;width:200px;height:200px;background-color:yellow;top:160px;left:-170px;clip-path:polygon(
          50% 0%,62% 29%,98% 35%,71% 41%,89% 63%,47% 52%,31% 84%,29% 42%,9% 31%,43% 22%
        );visibility:hidden;animation:shock 10s infinite;}@keyframes shock{49.7%{visibility:hidden;}50.3%{visibility:visible;}50.4%{visibility:hidden;}}</style>
  </head>
  <body>
    <div id="main"><div id="head"><div id="eyes"><div class="eye"><div class="blush"id="blush-0"></div></div><div class="eye"><div class="blush"id="blush-1"></div></div></div><div id="mouth"><div class="lip"id="lip-0"></div><div class="lip"id="lip-1"></div></div><div id="popped"></div></div><div id="hair"><div class="hair"id="hair-0"></div><div class="hair"id="hair-1"></div><div class="hair"id="hair-2"></div><div class="hair"id="hair-3"></div></div><div id="bubble"><div id="highlight"></div></div><div id="shock"></div></div>
  </body>
</html>

2.实现一只手表

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>手表</title>
    <style>
      .watch {
        --watch-color: white;
        --screen-color: black;
        font-size: 4.5vmin;
        font-family: monospace;
        color: #fff;
        padding: 2em 1.5em;
        border: 2px solid var(--watch-color);
        border-radius: 2em;
        box-shadow: inset 0 0 0 0.5em black,
          inset 0 0 1rem 1em hsl(0 0% 100% / 0.25);
        background-color: var(--screen-color);
        background-image: linear-gradient(
          to bottom right,
          #fff0 50%,
          hsl(0 0% 100% / 0.25)
        );
        position: relative;
      }
      .watch::before,
      .watch::after {
        content: '';
        position: absolute;
        background-color: var(--watch-color);
        z-index: -1;
      }
      .watch::after {
        inset: -0.5em 20%;
        border-radius: 0.5em;
        background-image: linear-gradient(
          #fff0,
          hsl(0 0% 0% / 0.5) 0.5em calc(100% - 0.5em),
          #fff0
        );
      }
      .watch::before {
        inset: -50vh 25%;
        background-image: repeating-linear-gradient(
            #fff0 0 0.3em,
            hsl(0 0% 0% / 0.125) 0.3em 0.5em,
            #fff0 0.5em 0.8em
          ),
          radial-gradient(circle, #fff0, hsl(0 0% 0% / 0.25) 50%);
      }
      .keyword {
        color: #ddca7e;
      }
      .def {
        color: #809bbd;
      }
      .operator {
        color: #cccccc;
      }
      .property {
        color: #9a8297;
      }
      .string {
        color: #96b38a;
      }
      .number {
        color: #d0782a;
      }
      * {
        box-sizing: border-box;
      }
      body {
        margin: 0;
        padding: 1em;
        min-height: 100vh;
        background-color: #1d1e22;
        display: grid;
        place-items: center;
        overflow: hidden;
      }
    </style>
  </head>
  <body>
    <div class="watch"></div>

    <script>
      clock();

      function clock() {
        const date = new Date();
        const indent = 2;
        const clockObj = {
          am_pm: date.getHours() >= 12 ? 'pm' : 'am',
          hours: date.getHours() % 12 || 12,
          minutes: date.getMinutes(),
          seconds: date.getSeconds(),
          day: date.toLocaleDateString('en-us', { weekday: 'long' }),
          date: date.getDate(),
          month: date.toLocaleDateString('en-us', { month: 'long' }),
          year: date.getFullYear(),
        };
        const entryFormat = ([key, val]) => {
          return `${'&nbsp'.repeat(
            indent
          )}<span class="property">${key}</span>: ${valFormat(val)}`;
        };
        const valFormat = (val) => {
          if (typeof val == 'number')
            return `<span class="number">${val}</span>`;
          else if (typeof val == 'string')
            return `<span class="string">"${val}"</span>`;
        };
        document.querySelector('.watch').innerHTML = `
    <span class="keyword">const</span> <span class="def">clock</span> = {<br>
    ${Object.entries(clockObj).reduce(
      (str, entry) => str + entryFormat(entry) + ',<br>',
      ''
    )}};`;

        requestAnimationFrame(clock);
      }
    </script>
  </body>

3.激光汇聚成爱心

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>激光汇聚成爱心</title>
    <style>
      canvas {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.2);
      }
    </style>
  </head>
  <body>
    <canvas id="heart"></canvas>
    <script>window.requestAnimationFrame=window.__requestAnimationFrame||window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||(function(){return function(callback,element){var lastTime=element.__lastTime;if(lastTime===undefined){lastTime=0}var currTime=Date.now();var timeToCall=Math.max(1,33-(currTime-lastTime));window.setTimeout(callback,timeToCall);element.__lastTime=currTime+timeToCall}})();window.isDevice=/android|webos|iphone|ipad|ipod|blackberry|iemobile|opera mini/i.test((navigator.userAgent||navigator.vendor||window.opera).toLowerCase());var loaded=false;var init=function(){if(loaded)return;loaded=true;var mobile=window.isDevice;var koef=mobile?1.5:1;var canvas=document.getElementById('heart');var ctx=canvas.getContext('2d');var width=(canvas.width=koef*innerWidth);var height=(canvas.height=koef*innerHeight);var rand=Math.random;ctx.fillStyle='rgba(0,0,0,1)';ctx.fillRect(0,0,width,height);var heartPosition=function(rad){return[Math.pow(Math.sin(rad),3),-(15*Math.cos(rad)-5*Math.cos(2*rad)-2*Math.cos(3*rad)-Math.cos(4*rad)),]};var scaleAndTranslate=function(pos,sx,sy,dx,dy){return[dx+pos[0]*sx,dy+pos[1]*sy]};window.addEventListener('resize',function(){width=canvas.width=koef*innerWidth;height=canvas.height=koef*innerHeight;ctx.fillStyle='rgba(0,0,0,1)';ctx.fillRect(0,0,width,height)});var traceCount=50;var pointsOrigin=[];var i;var dr=0.1;for(i=0;i<Math.PI*2;i+=dr)pointsOrigin.push(scaleAndTranslate(heartPosition(i),105,6.5,0,0));for(i=0;i<Math.PI*2;i+=dr)pointsOrigin.push(scaleAndTranslate(heartPosition(i),75,4.5,0,0));for(i=0;i<Math.PI*2;i+=dr)pointsOrigin.push(scaleAndTranslate(heartPosition(i),45,2.5,0,0));var heartPointsCount=pointsOrigin.length;var targetPoints=[];var pulse=function(kx,ky){for(i=0;i<pointsOrigin.length;i++){targetPoints[i]=[];targetPoints[i][0]=kx*pointsOrigin[i][0]+width/2;targetPoints[i][1]=ky*pointsOrigin[i][1]+height/2}};var e=[];for(i=0;i<heartPointsCount;i++){var x=rand()*width;var y=rand()*height;e[i]={vx:0,vy:0,R:2,speed:rand()+5,q:~~(rand()*heartPointsCount),D:2*(i%2)-1,force:0.2*rand()+0.7,f:'hsla(0,'+~~(40*rand()+60)+'%,'+~~(60*rand()+20)+'%,.3)',trace:[],};for(var k=0;k<traceCount;k++)e[i].trace[k]={x:x,y:y}}var config={traceK:0.4,timeDelta:0.01,};var time=0;var loop=function(){var n=-Math.cos(time);pulse((1+n)*0.5,(1+n)*0.5);time+=(Math.sin(time)<0?9:n>0.8?0.2:1)*config.timeDelta;ctx.fillStyle='rgba(0,0,0,.1)';ctx.fillRect(0,0,width,height);for(i=e.length;i--;){var u=e[i];var q=targetPoints[u.q];var dx=u.trace[0].x-q[0];var dy=u.trace[0].y-q[1];var length=Math.sqrt(dx*dx+dy*dy);if(10>length){if(0.95<rand()){u.q=~~(rand()*heartPointsCount)}else{if(0.99<rand()){u.D*=-1}u.q+=u.D;u.q%=heartPointsCount;if(0>u.q){u.q+=heartPointsCount}}}u.vx+=(-dx/length)*u.speed;u.vy+=(-dy/length)*u.speed;u.trace[0].x+=u.vx;u.trace[0].y+=u.vy;u.vx*=u.force;u.vy*=u.force;for(k=0;k<u.trace.length-1;){var T=u.trace[k];var N=u.trace[++k];N.x-=config.traceK*(N.x-T.x);N.y-=config.traceK*(N.y-T.y)}ctx.fillStyle=u.f;for(k=0;k<u.trace.length;k++){ctx.fillRect(u.trace[k].x,u.trace[k].y,1,1)}}window.requestAnimationFrame(loop,canvas)};loop()};var s=document.readyState;if(s==='complete'||s==='loaded'||s==='interactive')init();else document.addEventListener('DOMContentLoaded',init,false);</script>
  </body>
</html>