涂鸦冬雨的学习马老师 【逃脱引力 】效果帖
<style>
#papa {
margin: auto;
width: 1036px;
height: 698px;
top:50px;
left: -310px;
background: #666 url('https://pic.imgdb.cn/item/6575f7a2c458853aef1d63f1.jpg') no-repeat center/cover;
overflow: hidden;
display: grid;
place-items: center;
box-shadow: 3px 6px 12px gray;
position: relative;
--state: paused;
}
#player { width: 70px;cursor: pointer; margin-top:250px; margin-left: 0px; animation: rotating 8s linear infinite var(--state); }
mov-ball { position: absolute; width: 20px; height: 20px;margin-top:250px; margin-left: 0px; border-radius: 50%; background: tan; animation: imov 6s infinite; }
@keyframes moving {
from { opacity: 0; transform: translate(0,0); }
to { opacity: .3; transform: translate(var(--x0),var(--y0)); }
}
@keyframes rotating { to { transform: rotate(-360deg); } }
</style>
<div id="papa">
<img id="player" src="https://pic.imgdb.cn/item/6575f443c458853aef133d55.gif" alt="" title="" />
<audio id="aud" src="https://music.163.com/song/media/outer/url?id=1374860954" autoplay loop></audio>
</div>
<script>
(function() {
let all = 50;
for(let i = 0; i < all; i++) {
let movBall = document.createElement('mov-ball');
let hudu = Math.PI / 100 * 360 / all * i;
let xx = 150 * Math.cos(hudu), yy = 80 * Math.sin(hudu);
movBall.style.cssText += `
--x0: ${xx}px;
--y0: ${yy}px;
background: #${Math.random().toString(16).substr(-6)};
animation: moving ${Math.random() * 20 + 20}s -${Math.random() * 20}s infinite var(--state);
`;
papa.prepend(movBall);
}
let playMusic = () => aud.paused ? (aud.play(), player.title='暂停') : (aud.pause(), player.title='播放');
let mState = () => papa.style.setProperty('--state', aud.paused ? 'paused' : 'running');
aud.addEventListener('playing',mState,false);
aud.addEventListener('pause',mState,false);
player.addEventListener('click',playMusic,false);
})();
</script> 这个是调整了xx和yy的值么，有趣{:4_173:}
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