地球带月亮+meter播放器

马黑黑 · 发表于 2022-6-2 07:49

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马黑黑 · 发表于 2022-6-2 07:49

<style>
.outer { margin: auto; width: 760px; height: 560px; display: flex; justify-content: center; align-items: center; background: #ccc; position: relative; }
.stage { width: 200px; height: 200px; display: flex; justify-content: center; align-items: center; cursor: pointer; position: absolute; }
.stage meter { width: 200px; transform: rotate(-90deg); }
.ball { position: absolute; width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(120deg, #778899,#ffcc00); display: flex; justify-content: center; align-items: center; z-index: 99; }
.ball::before{ position: absolute; content: ''; width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(120deg,olive,tan); animation: sway 6s linear infinite; }
@keyframes sway { from { transform: rotate(0turn) translateY(-40px); } to { transform: rotate(1turn) translateY(-40px); } }
</style>
<div class="outer">
<div class="stage">
<div class="ball"></div>
<meter id="meter" min="0" max="100" low="33" high="66" optimum="80" value="1"></meter>
</div>
<audio id="aud" src="https://music.163.com/song/media/outer/url?id=407677562.mp3" autoplay="autoplay" loop="loop"></audio>
</div>
<script>
let stage = document.querySelector('.stage'),
meter = document.querySelector('#meter'),
ball = document.querySelector('.ball'),
aud = document.querySelector('#aud');
aud.addEventListener('timeupdate',function(){
let prog = 100 * aud.currentTime / aud.duration;
let deg = prog * 360 / 100;
ball.style.transform = 'rotate(' + deg + 'deg) translateY(-' + prog + 'px)';
meter.value = prog;
});
stage.onclick = () => aud.paused ? aud.play() : aud.pause();
</script>