天策·枪魂

马黑黑 · 发表于 2022-10-5 08:06

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马黑黑 · 发表于 2022-10-5 08:20

歌词虽然使用花潮LRC在线增强版做，也做了微调，但在做帖子时，突然想起再试一下之前用svg做的一个播放器+弧形歌词模板——它很别致——，就牺牲掉逐字同步模拟功能，也是第一次测试增强版歌词数组对以往帖子模板的兼容性。

本帖，歌词与播放器圆环，共享一个svg线性渐变。至于歌词的弧形布局，通过svg路径实现。因歌词原因需要修改尺寸时，除歌词所使用的svg尺寸要变化外，路径也要改动少量数值，使之配套。

帖子简简单单，仅svg可能比较抽象。代码在楼下。

马黑黑 · 发表于 2022-10-5 08:20

完整代码

<style>
#papa { left: -214px; width: 1024px; height: 640px; background: darkred url('https://638183.freep.cn/638183/t22/webp/qianghun.webp') no-repeat center/cover; display: grid; place-items: center; box-shadow: 3px 3px 20px #000; user-select: none; position: relative; z-index: 1;}
#mplayer { position: absolute; top: 80px; width: 120px; height: 120px; border-radius: 50%; overflow: hidden; z-index: 3; }
#track { stroke: url(#gradient); }
#lrc { position: absolute; top: 30px; display: block; }
#lrctxt { text-anchor: middle; dominant-baseline: text-after-edge; fill: url(#gradient); font: bold 2em sans-serif; text-shadow: 1px 1px 2px hsla(0,0%,90%,.72); letter-spacing: 3px; }
#tmsg { fill: hsla(0,100%,95%,.7); font: bold 1em sans-serif; }
#btnwrap { display: block; fill: hsla(0,100%,95%,.7); cursor: pointer; }
#btnwrap:hover { fill: hsla(0,100%,100%,.8); }
</style>
<div id="papa">
<svg id="mplayer" width="120" height="120" shape-rendering="geometricPrecision">
<g id="mama" transform="rotate(-90, 60, 60)" style="cursor: pointer;">
<circle id="track" cx="60" cy="60" r="50" fill="none" stroke-width="10" stroke="rgba(0,0,0,0.35)" />
<circle id="prog" cx="60" cy="60" r="50" fill="none" stroke-width="2" stroke="hsla(0,100%,0%,0.25)" />
</g>
<path id="curPath" d="M 20 70 Q 60 0 100 70" fill="none" stroke="none"/>
<path id="durPath" d="M 20 55 Q 60 110 100 55" fill="none" stroke="none"/>
<g id="tmsg">
<text x="34" y="0"><textPath id="curMsg" xlink:href="#curPath" dominant-baseline="text-after-edge">00:00</textPath></text>
<text x="29" y="0"><textPath id="durMsg" xlink:href="#durPath" dominant-baseline="text-before-edge">00:00</textPath></text>
</g>
<g id="btnwrap">
<path id="btnplay" d="M 50 50,50 70,70 60 z"></path>
<path id="btnmid" d="M 55 50, 55 70, 60 70, 60 50, 55 50 z" fill="transparent"></path>
<path id="btnpause" d="M 52 50,52 70,57 70,57 50,52 50 z M 60 50,60 70,65 70,65 50,60 50 z"></path>
</g>
</svg>
<svg id="lrc" width="600" height="150">
<path id="lrcPath" fill="none" stroke="none" d="M 0 150 A 460 460, 10, 0, 1, 600 150" />
<defs>
<linearGradient id="gradient" x1="0" y1="0" x2="1" y2="1">
<stop offset="0%" stop-color="orange" stop-opacity="0.8" />
<stop offset="35%" stop-color="red" stop-opacity="0.8" />
<stop offset="65%" stop-color="tan" stop-opacity="0.8" />
<stop offset="100%" stop-color="green" stop-opacity="0.8" />
</linearGradient>
</defs>
<text x="54%" y="0"><textPath id="lrctxt" xlink:href="#lrcPath">花潮论坛lrc在线</textPath></text>
</svg>
</div>
<script>
let aud = new Audio(), cc = { x: 1*track.getAttribute('cx'), y: 1*track.getAttribute('cy'), len: track.getTotalLength(), };
let lrcAr = [[6,"天策·槍魂（演唱：Anam-雅）",7],[14,"聽馬蹄踏疾聲",4.5],[20.66,"亂夜色寫深沉",5.0],[27.04,"殺一槍定乾坤",4.7],[33.05,"何懼白骨荒魂",6.6],[39.9,"燃火光裂穹蒼風卷戰旗聲漸狂",2.9],[43.07,"孤煙直遠山長邊城風雪煞喉腸",3.0],[46.28,"六鈞弓八尺槍當年立志未曾忘",3.1],[49.64,"身無礙心無韁不過含血笑一場",3.1],[52.97,"只身望斜陽斜陽在遠方歸路已蒼茫",5.7],[59.6,"雙目滿朝光你站的方向這是誰戰場",6.1],[66.66,"長槍之向天地同傷一騎戰八方",5.3],[72.82,"縱馬揮戈飲血狂斷魂刺無人可擋",6.6],[79.71,"昔日聞言七尺兒郎當醉臥沙場",5.8],[85.89,"換乾坤朗朗著信義昭彰又何妨青山葬",6.2],[92.31,"豪情自昂揚無愧東都之狼榮光",6.9],[109.53,"看旌旗逐塵浪",4.3],[115.46,"戰意已難掩藏",4.9],[121.79,"燃火光裂穹蒼風卷戰旗聲漸狂",3.4],[125.25,"孤煙直遠山長邊城風雪煞喉腸",3.1],[128.53,"六鈞弓八尺槍當年立志未曾忘",3.2],[131.83,"身無礙心無韁不過含血笑一場",3.1],[135.13,"只身望斜陽斜陽在遠方歸路已蒼茫",5.1],[141.79,"雙目滿朝光我站的方向這就是戰場",6.1],[148.79,"長槍之向天地同傷一騎戰八方",5.8],[155.39,"縱馬揮戈飲血狂斷魂刺無人可擋",5.8],[161.9,"昔日聞言七尺兒郎當醉臥沙場",5.5],[168.04,"換乾坤朗朗著信義昭彰又何妨青山葬",6.0],[174.5,"豪情自昂揚無愧東都之狼榮光!",6.0],[192.81,"到最後一瞬鐵甲染鏽塵歸路已黃昏",5.0],[199.42,"用堅毅眼神鑄不滅槍魂血光中重生",5.1],[206.29,"長槍之向破汝堅陣一騎任馳騁",5.9],[212.82,"金戈鐵馬身猶穩笑引敵血洗兵刃",6.3],[219.43,"三軍聞鼓號命出征此戰定負勝",5.4],[225.7,"歸期不須問疆場且縱橫自有我鐵骨錚",6.0],[232.01,"生死何必論長槍獨守大唐魂",7.7]];
aud.src = 'https://music.163.com/song/media/outer/url?id=34179655.mp3';
aud.autoplay = true;
aud.loop = true;
prog.style.strokeDasharray = prog.style.strokeDashoffset = cc.len;
btnwrap.onclick = () => aud.paused ? aud.play() : aud.pause();
mama.onclick = (e) => {let deg = Math.atan2(e.offsetY - cc.y, e.offsetX - cc.x) * 180 / Math.PI;deg += (e.offsetX < cc.x && e.offsetY < cc.y) ? 450 : 90;aud.currentTime = aud.duration * deg / 360;};
aud.addEventListener('pause', () => btnstate());
aud.addEventListener('play',() => btnstate());
aud.addEventListener('timeupdate', () => {prog.style.strokeDashoffset = cc.len - cc.len * aud.currentTime / aud.duration + 'px';curMsg.textContent = toMin(aud.currentTime);durMsg.textContent = toMin(aud.duration);for(j=0; j<lrcAr.length; j++) {if(aud.currentTime >= lrcAr[j][0]) lrctxt.textContent = lrcAr[j][1];}});
let btnstate = () => aud.paused ? (btnplay.style.display = 'block', btnpause.style.display = 'none') : (btnplay.style.display = 'none', btnpause.style.display = 'block');
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;}
btnstate();
</script>