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楼主 |
发表于 2022-11-19 22:29
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十、背景图片按钮+progress进度条播放器
<script >
(function(mkPlayer) {let defaults = {lrcAr: [],lrc_css: 'top: 10px; left: 50%; transform: translateX(-50%);',player_css: 'bottom: 20px; left: 50%; transform: translateX(-50%);',playerCode: `<style>#mplayer {position: absolute;bottom: 20px;grid-template-columns: auto auto auto;gap: 6px;display: grid;place-items: center;color: var(--color);font: normal 16px sans-serif;z-index: 999;--ww: 260px;--color: hsl(0, 100%, 100%);--btn_img: linear-gradient(teal 0%, tan 100%);--btn_size: 35px;}#btnplay {--state: paused;width: var(--btn_size);height: var(--btn_size);background: var(--btn_img);border-radius: 50%;opacity: .9;cursor: pointer;animation: rot 3s infinite linear;animation-play-state: var(--state);}#prog {width: var(--ww);height: 20px;opacity: .95;cursor: pointer;}#lrc {--motion: cover2;--tt: 2s;--state: paused;--bg: linear-gradient(180deg, hsla(60, 50%, 50%, .45), hsla(80, 70%, 50%, .6), hsla(0, 100%, 50%, .75));position: absolute;left: 20px;top: 10px;font: bold 2.4em sans-serif;color: hsl(0, 10%, 90%);white-space: pre;-webkit-background-clip: text;filter: drop-shadow(1px 1px 2px hsla(0, 0%, 0%, .95));}#lrc::before {position: absolute;content: attr(data-lrc);width: 20%;height: 100%;color: transparent;overflow: hidden;white-space: pre;background: var(--bg);filter: inherit;-webkit-background-clip: text;animation: var(--motion) var(--tt) linear forwards;animation-play-state: var(--state);}@keyframes cover1 { from { width: 0; } to { width: 100%; } }@keyframes cover2 { from { width: 0; } to { width: 100%; } }@keyframes rot { to { transform: rotate(1turn); } }</style><div id="lrc" data-lrc="HCPlayer">HCPlayer</div><div id="mplayer"><span id="btnplay"></span><progress id="prog" max="100"></progress><span id="tmsg">00:00 | 00:00</span></div>`,};let playCode = (user_config) => {let data = Object.assign({}, defaults, user_config);papa.innerHTML += data.playerCode;mplayer.style.cssText += data.player_css;lrc.style.cssText += data.lrc_css;let mKey = 0, mFlag = true;btnplay.onclick = () => aud.paused ? aud.play() : aud.pause();prog.onclick = (e) => aud.currentTime = aud.currentTime = aud.duration * e.offsetX / prog.offsetWidth;aud.addEventListener('timeupdate', () => {prog.value = aud.currentTime / aud.duration * 100;tmsg.innerText = `${toMin(aud.currentTime)} | ${toMin(aud.duration)}`;for (j = 0; j < data.lrcAr.length; j++) {if (aud.currentTime >= data.lrcAr[j][0]) {cKey = j;if (mKey === j) showLrc(data.lrcAr[j][2]);else continue;}}});aud.addEventListener('pause', () => mState());aud.addEventListener('play', () => mState());aud.addEventListener('seeked', () => calcKey());let mState = () => aud.paused ? (lrc.style.setProperty('--state','paused'),btnplay.style.setProperty('--state', 'paused')) : (lrc.style.setProperty('--state','running'),btnplay.style.setProperty('--state', 'running'));let showLrc = (time) => {let name = mFlag ? 'cover1' : 'cover2';lrc.innerHTML = lrcAr[mKey][1];lrc.dataset.lrc = lrcAr[mKey][1].replace(/<br>/, '\n');lrc.style.setProperty('--motion', name);lrc.style.setProperty('--tt', time + 's');lrc.style.setProperty('--state', 'running');mKey += 1;mFlag = !mFlag;};let calcKey = () => {for (j = 0; j < data.lrcAr.length; j++) {if (aud.currentTime <= data.lrcAr[j][0]) {mKey = j - 1;break;}}if (mKey < 0) mKey = 0;if (mKey > data.lrcAr.length - 1) mKey = data.lrcAr.length - 1;let time = data.lrcAr[mKey][2] - (aud.currentTime - data.lrcAr[mKey][0]);showLrc(time);};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;}};mkPlayer.HCPlayer = playCode;})(this);
let lrcAr = [
[1.26,"花潮LRC在线",3],
];
HCPlayer({
lrcAr: lrcAr,
lrc_css: 'top: 5px; left: 50%; transform: translate(-50%); --bg: linear-gradient(hsla(100,70%,50%,.35),hsla(120,40%,40%,.6)); color: hsla(120,100%,95%,.95)',
player_css: 'bottom: 20px; --color: #ddd; --ww: 200px; --btn_size: 40px; --btn_img: url("https://638183.freep.cn/638183/t22/btn/g2.png") no-repeat center/cover;',
});
</script>
参数说明:
① lrcAr 歌词数组
② lrc_css 歌词CSS相关设定,可设置 top(或 bottom)和 left(或right) 等值,另外,接受1个CSS变量变量 :--bg(同步歌词盒子背景色);
③ player_css 播放控制器相关CSS设置,可设置 top(或 bottom)和 left(或right) 等值,还接受4个CSS变量:--ww(进度条长度)、--color(播放时间信息文本颜色)、--btn_img(按钮图片或渐变背景)、--bnt_size(按钮大小)。
参数 ③ player_css 预留的CSS变量较多,这是图片按钮必须的,新增加的变量有二:
其一,--btn_img,上面已经解释,赋值是要注意的是,由于论坛会对图片进行解析,所以必须将图片地址用小角双引号将其包裹起来、且最好给出 no-repeat center/cover 设置,这样按钮图片偏大时也能较好显示;其二,--bnt_size 设置按钮大小,40px上下是比较合适的。具体设置请参考示例中的红色部分。
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