时间和进度条设置

亚伦影音工作室 发表于 2024-11-28 10:46

本帖最后由亚伦影音工作室于 2025-1-2 20:53 编辑 <br /><br /> <style>
#papa{margin: 10px 0 20px calc(50% - 681px); background:#000080 url('https://pic.imgdb.cn/item/6732aa3bd29ded1a8cf96a8e.webp')no-repeat center/cover;width: 1186px; height: 620px; box-shadow: 3px 3px 6px gray; overflow: hidden; z-index: 1234567; position: relative;}
#djtu {position: absolute;top:0px; left:0px;z-index: -1;width: 100%;mix-blend-mode: lighten; height: 100%;transition: .1s;opacity:0.4;}
.pink {background: url('https://pic.imgdb.cn/item/66a1ddcfd9c307b7e912a018.gif')no-repeat center/cover; transform-origin: 0% 0%;margin: 0px 0px;transform:rotateY(0deg);}
.purple {background: url('https://pic.imgdb.cn/item/66af709cd9c307b7e9b9bc33.jpg')no-repeat center/cover; transform-origin: 0% 0%;margin: 0px 0px;transform:rotateY(0deg);}
.audio-container{left: 1%; top: 93%; width:96%;position: absolute; height:24px; border-radius:0px; border:0px solid #333;display: flex; align-items: center;padding: 0px 12px; }
.play-pause{width: 24px; height: 24px; cursor: pointer; }
.progress-container{ flex: 1; display: flex;align-items: center; }
.progress-box{ flex: 1; height:2px;background:#ccc; border-radius:5px; }
.progress-bar{ width: 0; height:2px;background:#FF0000;border-radius:5px; position: relative; }
.progress-dragger{width: 20px;height: 20px;background: url('https://pic.imgdb.cn/item/66b3557ad9c307b7e90cd913.png') no-repeat;background-size: 100%; position: absolute; top: 50%; right: -9px; transform: translateY(-50%); cursor: pointer; }
.time{color: #fff; min-width: 43px; padding: 0 5px; }
#phone{position: absolute; z-index: 4;width:60px;top: 4%;left: 88%; font:400 2.4em/1em
华文隶书; color: transparent; background-image: linear-gradient(180deg, #fff,#00ff00,#ff0000,#fff000); background-size: 100px 400px;border: 1px #000; writing-mode:vertical-rl; -webkit-background-clip:text; animation: wenzi 2s linear infinite alternate }
@keyframes wenzi { 0% { background-position: 0px -1000px; } 100% { opacity: 1;background-position: 0px 0px; }}
#lrc {--state: paused;--motion: cover2;--tt: 2s;--bg: linear-gradient(0deg, #880000, #880000, #880000);
position: absolute;z-index: 6;left: 50%; top: 80%;transform: translate(-50%);font:normal 3.2em/1em 华文隶书; font-weight:400;color: #000080;white-space: pre;-webkit-background-clip: text;filter:drop-shadow(#FFFFFF 1px 0 0)drop-shadow(#FFFFFF 0 1px 0)drop-shadow(#FFFFFF -1px 0 0) drop-shadow(#FFFFFF 0 -1px0);}
#lrc::before {position: absolute;content: attr(data-lrc);width: 100%; height: 100%;color: transparent;overflow: hidden;white-space: pre;background: var(--bg);clip-path: inset(0 100% 0 0);-webkit-background-clip: text;animation: var(--motion) var(--tt) linear forwards;animation-play-state: var(--state);}
@keyframes cover1{ to { clip-path: inset(0 0 0 0); } }@keyframes cover2 { to { clip-path: inset(0 0 0 0); } }
</style>
<div id="papa">
<div class="audio-container">
<audio id="aud"src="https://s2.ananas.chaoxing.com/sv-w8/audio/31/f4/61/a6da21b96fb15f1672db6d7b1a6f2483/audio.mp3" autoplay loop></audio>
<img class="play-pause" src="https://pic.imgdb.cn/item/669dbe5fd9c307b7e967724d.png" alt="">
<div class="progress-container">
   <span class="time current-time">00:00</span>
   <div class="progress-box">
   <div class="progress-bar">
         <div class="progress-dragger"></div>
   </div>
   </div>
   <span class="time duration">00:00</span>
</div>
</div>
<div data-lrc="" id="lrc"></div>
<div id="phone">射雕英雄传之铁血丹心</div>
<div id="djtu" class="pink" ></div>
</div>
<script>
// 时间转换
const secondsToMS = (seconds) => {
   const mm = (parseInt(seconds/60) + '').padStart(2, '0')
   const ss = (parseInt(seconds % 60) + '').padStart(2, '0')
return `${mm}:${ss}`
}
const audioArr = document.querySelectorAll('audio')
audioArr.forEach((audio) => {
   const duration = audio.parentNode.querySelector('.duration')
   let totalTime = 0
   audio.addEventListener('canplay', function() {
   totalTime = this.duration
   duration.innerText = secondsToMS(totalTime)
   })

   const currentDuration = audio.parentNode.querySelector('.current-time')
   const progressBar = audio.parentNode.querySelector('.progress-bar')
   audio.addEventListener('timeupdate', function(){
   const currentTime = this.currentTime
   currentDuration.innerText = secondsToMS(currentTime)
   progressBar.style.width = (currentTime / totalTime * 100) + '%'
   })

   const img = audio.parentNode.querySelector('.play-pause')
   audio.addEventListener('ended', function() {
   img.src = 'https://pic.imgdb.cn/item/669dbe5fd9c307b7e9677258.png'
   })
})

// 点击播放/暂停音频
document.addEventListener('click', (e) => {
   const target = e.target
   if (target.tagName.toLowerCase() !== 'img') return
   const currentAudio = target.parentNode.querySelector('audio')
   if (!currentAudio || currentAudio.tagName.toLowerCase() !== 'audio') return

   if (!currentAudio.paused) {
   target.src = 'https://pic.imgdb.cn/item/669dbe5fd9c307b7e9677258.png'
   currentAudio.pause() ;djtu.classList.add('purple');
   } else {
   audioArr.forEach((audio) => {
      const img = audio.parentNode.querySelector('.play-pause')
      img.src = 'https://pic.imgdb.cn/item/669dbe5fd9c307b7e9677258.png'
      audio.pause();djtu.classList.add('purple');
   })

   target.src = 'https://pic.imgdb.cn/item/669dbe5fd9c307b7e967724d.png'
   currentAudio.play() ; djtu.classList.remove('purple');
   }
})
let progressBar,progress,currentAudio
// 拖动音频
document.addEventListener('mousedown', (e) => {
   if (e.target.className.includes('progress-dragger')) {
   progressBar = e.target.parentNode
   progress = progressBar.parentNode
   currentAudio = progress.parentNode.parentNode.querySelector('audio')
document.addEventListener('mousemove', dragHandler)
document.addEventListener('mouseup', () => {
      document.removeEventListener('mousemove', dragHandler)
   })
   }
})

const dragHandler = (e) => {
   const progressClinetW = progress.clientWidth
   const startPos = progress.getBoundingClientRect().left
   const endPos = progress.getBoundingClientRect().right
   const pageX = e.pageX
const width = Math.max(startPos, Math.min(pageX, endPos)) - startPos
progressBar.style.width = width + 'px'
const currentTime = width / progressClinetW * currentAudio.duration
currentAudio.currentTime = currentTime
}

phone.style.animationPlayState = aud.paused ? 'paused' : 'running';
aud.addEventListener('playing', () =>phone.style.animationPlayState = 'running');
aud.addEventListener('pause', () =>phone.style.animationPlayState = 'paused');
</script>
<script >
(function() {
/*原始lrc歌词*/
let lrcStr = `铁血丹心(电视剧射雕英雄传之铁血丹心主题曲)
罗文+甄妮
作词：Deng Wei Xiong
作曲：Gu Jia Hui
依稀往梦似曾见
心内波澜现
抛开世事断愁怨
相伴到天边
逐草四方沙漠苍茫
哪惧雪霜扑面
射雕引弓塞外奔弛
笑傲此生无厌倦
应知爱意似是流水
斩不断理还乱
身经百劫也在心间
恩义两难断
逐草四方沙漠苍茫
哪惧雪霜扑面
射雕引弓塞外奔弛
笑傲此生无厌倦
应知爱意似是流水
斩不断理还乱
身经百劫也在心间
恩义两难断
身经百劫也在心间
恩义两难断
`;
/*变量：mKey - 当前歌词索引；mFlag ：调用关键帧动画索引；averAdd ：平均值补偿*/
let mKey = 0, mFlag = true, averAdd = 0.3;

/*函数：获取每句歌词用时，歌词用时若超过平均值则取平均值，最后一句歌词则取平均值*/
let lrcTime = (ar) => {
let tmpAr = [];
for(j = 0; j <ar.length - 1; j ++) {
if(j !== ar.length - 1) tmpAr = parseFloat((ar - ar).toFixed(1));
}
let aver = parseInt(tmpAr.reduce((a,b) => a + b) / (tmpAr.length - 1)) + averAdd;
tmpAr.push(aver);
tmpAr.forEach((item,key) => {
ar = item > aver ? aver : item;
});
return ar;
};

/*函数：从原始lrc歌词获取信息并存入 n*3 数组*/
let getLrcAr = (text) => {
let lrcAr = [];
let calcRule = ;
for(x of text.split('\n')) {
let ar = [];
let re = /\d+[\.:]\d+([\.:]\d+)?/g;
let geci = x.replace(re,'');
if(geci) {
geci = geci.replace(/[\[\]\'\"\t,]s?/g,'');
let time = x.match(re);
if(time != null) {
for(y of time) {
let tmp = y.match(/\d+/g);
let sec = 0;
for(z in tmp) sec += tmp * calcRule;
ar = ;
lrcAr.push(ar);
}
}
}
}
lrcAr.sort((a,b)=> a - b);
return(lrcTime(lrcAr));
};

/*函数：模拟显示同步歌词*/
let showLrc = (time) => {
let name = mFlag ? 'cover1' : 'cover2';
lrc.innerHTML = lrcAr;
lrc.dataset.lrc = lrcAr;
lrc.style.setProperty('--motion', name);
lrc.style.setProperty('--tt', time + 's');
lrc.style.setProperty('--state', 'running');
mKey += 1;
mFlag = !mFlag;
};

/*函数：处理当前歌词索引 mKey*/
let calcKey = () => {
for (j = 0; j < lrcAr.length; j++) {
if (aud.currentTime <= lrcAr) {
mKey = j - 1;
break;
}
}
if (mKey < 0) mKey = 0;
if (mKey > lrcAr.length - 1) mKey = lrcAr.length - 1;
let time = lrcAr - (aud.currentTime - lrcAr);
showLrc(time);
};

/*格式化时间信息*/
let toMin = (val) => {
if (!val) return '00:00';
val = Math.floor(val);
let min = parseInt(val / 60),
sec = parseFloat(val % 60);
if (min < 10) min = '0' + min;
if (sec < 10) sec = '0' + sec;
return min + ':' + sec;
}

/*函数：关键帧动画状态切换*/
let mState = () => aud.paused ? (lrc.style.setProperty('--state','paused'),document.style.animationPlayState = 'paused') : (lrc.style.setProperty('--state','running'),document.style.animationPlayState = 'running');

/*监听播放进度*/
aud.addEventListener('timeupdate', () => {
for (j = 0; j < lrcAr.length; j++) {
if (aud.currentTime >= lrcAr) {
cKey = j;
if (mKey === j) showLrc(lrcAr);
else continue;
}
}
});
aud.addEventListener('pause', () => mState());/*监听暂停事件*/
aud.addEventListener('play', () => mState());/*监听播放事件*/
aud.addEventListener('seeked', () => calcKey());/*监听查询事件*/
let lrcAr = getLrcAr(lrcStr); /*获得歌词数组*/
})();

</script>

夕阳黄昏 发表于 2024-11-28 11:12

学了个 padStart

亚伦影音工作室 发表于 2024-11-28 11:14

夕阳黄昏发表于 2024-11-28 11:12
学了个 padStart
自己瞎琢磨老师不要见笑！

夕阳黄昏 发表于 2024-11-28 11:38

亚伦影音工作室发表于 2024-11-28 11:14
自己瞎琢磨老师不要见笑！

真没见过，格式化日期、时间很有用

红影发表于 2024-11-28 20:35

这进度条很漂亮呢。欣赏亚伦老师好帖{:4_199:}

红影发表于 2024-11-28 20:35

闪光标题字也很漂亮{:4_187:}

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时间和进度条设置