142 lines
3.8 KiB
HTML
142 lines
3.8 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>Studio Clock</title>
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<style>
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@font-face {
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font-family: dotmatrix;
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src: url(dotrice.regular.otf);
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}
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body {
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background-color: black;
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}
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svg {
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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font-family: dotmatrix;
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}
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svg .markers {
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fill: none;
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stroke-width: 7;
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stroke-linecap: round;
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stroke-linejoin: bevel;
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}
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svg .five {
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stroke: #228B22;
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stroke-dasharray: 0, 91.6297857297;
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}
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svg .sixty {
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stroke: #880808;
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stroke-dasharray: 0, 16.7551608191;
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}
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svg .mask {
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stroke: white;
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stroke-dasharray: 1005.3096491488;
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transform: rotateZ(-90deg);
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transform-origin: center;
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-webkit-animation: offset 60s linear infinite;
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animation: offset 60s linear infinite;
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}
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@-webkit-keyframes offset {
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from {
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stroke-dashoffset: 1013.6872295584;
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}
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to {
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stroke-dashoffset: 0;
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}
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}
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@keyframes offset {
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from {
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stroke-dashoffset: 1013.6872295584;
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}
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to {
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stroke-dashoffset: 0;
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}
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}
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svg .hours.minutes, svg .seconds, svg .date {
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fill: #FF0000;
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font-size: 62pt;
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font-family: play, sans-serif;
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text-anchor: middle;
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letter-spacing: -0.05em;
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}
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svg .seconds {
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font-size:52pt;
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}
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svg .date {
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font-size:28pt;
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}
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</style>
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</head>
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<body>
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<!-- base setup taken from https://codepen.io/r0b/pen/WoYxZm -->
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<svg version="1.1" viewBox="0 0 400 400" preserveAspectRatio="xMidYMax meet">
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<defs>
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<mask id="mask60s">
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<circle class="markers mask" cx="200" cy="200" r="160"/>
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</mask>
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</defs>
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<circle class="markers five" cx="200" cy="200" r="175"/>
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<circle class="markers sixty" cx="200" cy="200" r="160" mask="url(#mask60s)"/>
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<text class="date" x="200" y="135" dx="8">Dec 31</text>
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<text class="hours minutes" x="200" y="225" dx="8"></text>
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<text class="seconds" x="200" y="308" dx="8"></text>
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</svg>
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<script>
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// month names
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const monthNames = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"];
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const weekdayNames = ["Sun","Mon","Tues","Wed","Thur","Fri","Sat"];
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// inital offsets
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const oneSecond = 1000;
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const now = new Date();
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const offsetSeconds = now.getSeconds();
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const offsetMilliSeconds = now.getMilliseconds();
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const initialOffset = offsetSeconds + offsetMilliSeconds / oneSecond;
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// set mask animation delay to account for the inital offset
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document.querySelector( '.markers.mask' ).style.animationDelay = `-${initialOffset}s`
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// update
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const pad = num => `00${num}`.substr(-2);
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const update = () => {
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const now = new Date();
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const hours = now.getHours();
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const minutes = now.getMinutes();
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const seconds = now.getSeconds();
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const weekday = weekdayNames[now.getDay()];
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const day = now.getDate();
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const month = monthNames[now.getMonth()];
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const date = weekday + ' ' + day + ' ' + month;
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const $date = document.querySelector('svg .date');
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const time = `${pad(hours)}:${pad(minutes)}`;
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const $time = document.querySelector('svg .hours.minutes');
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const secs = pad(seconds);
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const $secs = document.querySelector('svg .seconds');
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if (time !== $time.textContent)
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$time.textContent = time;
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if (secs !== $secs.textContent)
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$secs.textContent = secs;
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if (date !== $date.textContent)
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$date.textContent = date;
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};
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// quick update
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update();
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// then start updating at the right time
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setTimeout(
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() => setInterval(update, oneSecond),
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oneSecond - offsetMilliSeconds);
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</script>
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</body>
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</html>
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