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发表于 2025-2-9 22:01
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本帖最后由 马黑黑 于 2025-2-10 12:36 编辑
代码(2月10日更新):
- <style>
- /* 父元素 */
- #papa { --bg1: #00ffff; --bg2: #fffafa; margin: 30px auto 0; width: 800px; height: 400px; font-size: 16px; color: var(--bg2); background: linear-gradient(to bottom right, #000, #ffc); box-shadow: 3px 6px 20px #000; border-radius: 6px; display: grid; place-items: center; position: relative; }
- /* 顶部区域 */
- #openFile { position: absolute; padding: 8px; top: 0; width: 100%; height: 40px; box-sizing: border-box; }
- #mfile { display: none; }
- #selectSong, #btnSet { position: absolute; border: 2px solid #ccc; border-radius: 6px; outline: none; color: var(--bg2); background: none; cursor: pointer; }
- #btnSet { right: 10px; display: none; }
- #openFile:hover #btnSet { display: inline-block; }
- #selectSong:hover, #btnSet:hover { background: darkred; }
- #curSong { position: absolute; left: 100px; color: var(--bg2); }
- /* 设置栏 */
- #setting { position: absolute; padding: 10px; width: 400px; right: 0; top: 0; color: var(--bg2); background: rgba(0,0,0,.5); display: none; }
- /* 背景图地址栏 */
- #bgurl { width: 300px; padding: 6px; }
- /* 播放器 */
- #mplayer { --ppLen: 4px; --prg: 0%; --ppCap: white; position: absolute; right: 180px; width: 100px; height: 100px; border-radius: 50%; background: linear-gradient(to right, var(--bg2) var(--prg), var(--bg2) var(--prg), var(--bg1) 0) no-repeat 0 50% / 100% 2px; cursor: pointer; display: grid; place-items: center; }
- #mplayer:hover { filter: hue-rotate(180deg) drop-shadow(0 0 26px black); }
- #mplayer::before, #mplayer::after { position: absolute; }
- #mplayer::before { content: attr(data-cu); top: 20%; }
- #mplayer::after { content: attr(data-du); top: 56%; }
- /* 频谱条 */
- .pp { position: absolute; left: calc(50% - 2px); bottom: 50%; width: var(--ppLen); height: 20px; background: linear-gradient(to top, var(--bg1), var(--bg2)); transform-origin: 50% 100%; transform: rotate(var(--deg)) translate(-50px, 0); display: grid; place-items: center; }
- .pp::after { position: absolute; content: ''; width: calc(var(--ppLen) + 4px); height: calc(var(--ppLen) + 4px); top: 0px; background: var(--bg2); border-radius: 50%; }
- /* 音乐列表 */
- #mlist { position: absolute; left: 20px; top: 60px; min-width: 40%; max-width: 50%; min-height: 20%; max-height: calc(100% - 80px); font-size: 14px; opacity: .7; overflow: hidden; scrollbar-width: thin; scrollbar-color: var(--bg1) rgba(255,255,255,.2); }
- #mlist:hover { overflow: auto; opacity: 1; }
- /* 音乐列表子项目 */
- .list1, .list2, .list3 { display: inline-block; max-width: 350px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
- .list1 { cursor: pointer; }
- .list2 { color: var(--bg1); cursor:default; }
- .list3 { width: fit-content; }
- .list1:hover { color: var(--bg1); }
- .tRight { text-align: right; }
- </style>
- <div id="papa">
- <div id="openFile">
- <input id="selectSong" type="button" value="选择音乐" />
- <input type="file" id="mfile" accept=".mp3,.ogg,.wav,.acc,.webm,.flac" multiple />
- <span id="curSong"></span>
- <input id="btnSet" type="button" value="设置" />
- </div>
- <div id="setting">
- <p>
- <label for="bgurl">背景图:</label>
- <input id="bgurl" type="text" placeholder="输入图片地址" value="" />
- </p>
- <p>
- <label for="tColor">配色一 :</label>
- <input type="color" id="tColor1" name="tc" value="#00ffff" />
- </p>
- <p>
- <label for="tColor">配色二 :</label>
- <input type="color" id="tColor2" name="tc" value="#ffffff" />
- </p>
- <p class="tRight">
- <input id="btnQuit" type="button" value="退出" />
- <input id="btnSave" type="button" value="保存" />
- </p>
- </div>
- <div id="mplayer" class="mplayer"></div>
- <div id="mlist"></div>
- <audio id="aud"></audio>
- </div>
- <p style="text-align:center"><br>更新 :2025年2月10日 <br></p>
- <script>
- //选择的文件, 播放数组, 波形数据, 频谱
- let files=[], playAr = [], output = [], pps = [];
- //打开文件次数, 频谱条总数
- let openIdx = 0, total = 30;
- //获取波形数据
- const getDatas = () => {
- if(openIdx > 0) return;
- openIdx ++;
- Ac = new AudioContext;
- source = Ac.createMediaElementSource(aud);
- analyser = Ac.createAnalyser();
- source.connect(analyser);
- analyser.connect(Ac.destination);
- output = new Uint8Array(total);
- };
- //生成频谱条
- Array(total).fill(0).forEach((_, k) => {
- let pp = document.createElement('span');
- pp.className = 'pp';
- pp.style.cssText += `--deg: ${360 / total * k}deg`;
- mplayer.appendChild(pp);
- pps.push(pp);
- });
- //波形数据刷新
- (function update() {
- if(aud.src) analyser.getByteFrequencyData(output);
- for(let j = 0; j < total ; j++) {
- pps[j].style.height = output[j] / 2 + 'px';
- }
- window.requestAnimationFrame(update);
- })();
- //播放 :idx为空时随机播放
- const mplay = (idx = null) => {
- if(files.length === 0) return;
- let isScrolling = false;
- if(idx === null) {
- if(playAr.length === 0) playAr = ranNum(files.length);
- let tmpIdx = Math.floor(Math.random() * playAr.length);
- idx = playAr[tmpIdx];
- playAr.splice(tmpIdx, 1);
- isScrolling = true;
- }
- aud.src = URL.createObjectURL(files[idx]);
- let name = files[idx].name;
- curSong.innerText = name.substring(0, name.lastIndexOf('.')) + `(${files.length}/${idx+1})`;
- aud.play();
- mlist.innerHTML = showList(files, idx);
- if(isScrolling) mlist.scroll({left:0, top: idx*mlist.scrollHeight/files.length, behavior: 'smooth'});
- };
- //显示音乐列表
- const showList = (ar, idx) => {
- let res = '';
- for(let j = 0; j < ar.length; j ++) {
- let item = `<span class="list3">${j+1}. </span>`; //(j + 1) + '. ';
- item += j === idx ?
- `<span class="list2" title="${ar[j].name}">${ar[j].name}</span>` :
- `<span class="list1" title="${ar[j].name}" onclick="mplay(${j})">${ar[j].name}</span>`;
- res += item + '<br>';
- }
- return res;
- };
- //生成不重复随机数组
- const ranNum = (total) => {
- let ar = Array(total).fill().map((_,key) => key);
- ar.sort(() => 0.5 - Math.random());
- return ar;
- };
- //秒转分
- const s2m = (seconds) => {
- if (!seconds) return '00:00';
- let min = parseInt(seconds / 60), sec = parseFloat(Math.floor(seconds) % 60);
- if(min < 10) min = '0' + min;
- if(sec < 10) sec = '0' + sec;
- return min + ':' + sec;
- };
- //判断进度条区域
- const innerH = (e, h) => e.offsetY > h / 2 - 5 && e.offsetY < h / 2 + 5;
- //保存设置
- const saveSetting = (url,color1,color2) => localStorage.setItem('player_url', `${url},${color1},${color2}`);
- //读取设置
- const getSetting = () => {
- let ar = localStorage.getItem('player_url').split(',');
- if(!ar[0]) ar[0] = '';
- if(!ar[1]) ar[1] = '#00ffff';
- if(!ar[2]) ar[2] = '#fffafa';
- return ar;
- };
- //audio timeupdate监听事件
- aud.addEventListener('timeupdate', () => {
- mplayer.style.setProperty('--prg', aud.currentTime / aud.duration * 100 + '%');
- mplayer.dataset.cu = s2m(aud.currentTime);
- mplayer.dataset.du = s2m(aud.duration);
- });
- //单曲播放结束
- aud.addEventListener('ended',() => mplay());
- //选择歌曲
- selectSong.onclick = () => mfile.click();
- //文件选择器改变
- mfile.onchange = () => {
- let filelist = mfile.files;
- if(filelist.length === 0) return;
- files.length = 0;
- for(let j = 0; j < filelist.length; j ++) {
- files.push(filelist[j]);
- }
- playAr = ranNum(files.length);
- mplay();
- getDatas();
- }
- //播放器点击
- mplayer.onclick = (e) => {
- if(files.length < 1) return;
- if(innerH(e,mplayer.clientHeight)) {
- aud.currentTime = aud.duration * e.offsetX / mplayer.offsetWidth;
- }else{
- aud.paused ? aud.play() : aud.pause();
- }
- };
- //播放器鼠标移过
- mplayer.onmousemove = (e) => {
- mplayer.title = innerH(e,mplayer.clientHeight) ?
- s2m(aud.duration * e.offsetX / mplayer.offsetWidth) :
- (aud.paused ? '点击播放' : '点击暂停');
- };
- //启动设置窗口
- btnSet.onclick = () => setting.style.display = 'block';
- //保存设置窗口
- btnSave.onclick = () => {
- saveSetting(bgurl.value.trim(),tColor1.value,tColor2.value);
- setting.style.display = 'none';
- };
- //背景图地址栏输入事件
- bgurl.oninput = () => {
- let img = new Image(), src = bgurl.value.trim();
- img.src = src;
- img.onload = () => {
- papa.style.cssText += `background: url(${src}) no-repeat center/cover;`;
- };
- img.onerror = () => bgurl.value = '';
- };
- //背景图地址栏鼠标经过事件
- bgurl.onmouseover = () => {
- bgurl.focus();
- bgurl.setSelectionRange(0,bgurl.value.length);
- };
- //颜色输入事件
- tColor1.oninput = () => papa.style.setProperty('--bg1', tColor1.value);
- tColor2.oninput = () => papa.style.setProperty('--bg2', tColor2.value);
- //保存设置按钮
- btnSave.onclick = () => {
- saveSetting(bgurl.value.trim(),tColor1.value,tColor2.value);
- tColor1.input;
- tColor2.input;
- setting.style.display = 'none';
- }
- //退出设置
- btnQuit.onclick = () => setting.style.display = 'none';
- //加载风格
- const setVals = getSetting();
- if(setVals[0]) bgurl.value = setVals[0];
- tColor1.value = setVals[1];
- tColor2.value = setVals[2];
- const bgStr = setVals[0] ? `background: url(${setVals[0]}) no-repeat center/cover` : '';
- papa.style.cssText += `${bgStr};--bg1: ${setVals[1]};--bg2: ${setVals[2]};`;
- </script>
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