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433 lines
12 KiB
HTML
Vendored
433 lines
12 KiB
HTML
Vendored
<!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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<meta name="viewport" content="width=1920, height=1080" />
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<title>Editorial Emphasis</title>
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<link rel="preconnect" href="https://fonts.googleapis.com" />
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<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
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<link
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href="https://fonts.googleapis.com/css2?family=Inter:wght@400&family=Playfair+Display:ital,wght@0,800;1,800&display=swap"
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rel="stylesheet"
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/>
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<script src="https://cdn.jsdelivr.net/npm/gsap@3.14.2/dist/gsap.min.js"></script>
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<style>
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*,
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*::before,
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*::after {
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box-sizing: border-box;
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}
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html,
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body {
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width: 1920px;
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height: 1080px;
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margin: 0;
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overflow: hidden;
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background: transparent;
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font-family: "Inter", sans-serif;
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}
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#editorial-emphasis {
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pointer-events: none;
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position: relative;
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width: 1920px;
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height: 1080px;
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overflow: hidden;
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background: transparent;
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}
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#bg-video {
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position: absolute;
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inset: 0;
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z-index: 1;
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width: 100%;
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height: 100%;
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object-fit: cover;
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}
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.caption-layer {
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position: absolute;
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inset: 0;
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z-index: 20;
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pointer-events: none;
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transform: translateZ(0);
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}
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.safe-zone {
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position: absolute;
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top: 580px;
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left: 60px;
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width: 1800px;
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height: 430px;
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display: flex;
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align-items: flex-start;
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justify-content: flex-start;
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}
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.caption-block {
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position: absolute;
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left: 0;
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top: 0;
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opacity: 0;
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transform-origin: 0% 0%;
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will-change: transform, opacity;
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backface-visibility: hidden;
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}
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.caption-line {
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display: flex;
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align-items: baseline;
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gap: 14px;
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line-height: 1.1;
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white-space: nowrap;
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}
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.caption-line + .caption-line {
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margin-top: 8px;
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}
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.word {
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display: inline-block;
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color: #f5f0d0;
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text-shadow:
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0 2px 12px rgba(0, 0, 0, 0.6),
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0 4px 24px rgba(0, 0, 0, 0.35);
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will-change: transform, opacity;
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backface-visibility: hidden;
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}
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.word--normal {
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font-family: "Inter", sans-serif;
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font-size: 86px;
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font-weight: 400;
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font-style: normal;
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}
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.word--italic {
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font-family: "Inter", sans-serif;
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font-size: 86px;
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font-weight: 400;
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font-style: italic;
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}
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.word--emphasis {
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font-family: "Playfair Display", serif;
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font-size: 180px;
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font-weight: 800;
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font-style: italic;
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line-height: 0.9;
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color: #f5f0d0;
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}
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</style>
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</head>
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<body>
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<div
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id="editorial-emphasis"
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data-composition-id="caption-editorial-emphasis"
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data-timeline-locked
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data-start="0"
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data-duration="8"
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data-fps="30"
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data-width="1920"
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data-height="1080"
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>
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<video
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id="bg-video"
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muted
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playsinline
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preload="auto"
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data-start="0"
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data-duration="8"
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data-track-index="0"
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data-has-audio="false"
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></video>
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<div class="caption-layer" aria-hidden="true">
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<div id="caption-stage" class="safe-zone"></div>
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</div>
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</div>
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<script>
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var DURATION = 8;
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var SAFE_WIDTH = 1800;
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var ENTRY_DUR = 0.1;
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var SLIDE_DUR = 0.2;
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var _fitCanvas = document.createElement("canvas");
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var _fitCtx = _fitCanvas.getContext("2d");
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function fitFontSize(text, baseFontSize, fontWeight, fontFamily, maxWidth) {
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var size = baseFontSize;
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var minSize = Math.floor(baseFontSize * 0.45);
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while (size > minSize) {
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_fitCtx.font = fontWeight + " " + size + "px " + fontFamily;
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if (_fitCtx.measureText(text).width <= maxWidth) return size;
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size -= 2;
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}
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return minSize;
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}
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// Generic transcript words
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var W = [
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{ text: "Every", start: 0.0, end: 0.3 },
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{ text: "great", start: 0.3, end: 0.55 },
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{ text: "video", start: 0.55, end: 0.85 },
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{ text: "starts", start: 0.85, end: 1.1 },
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{ text: "with", start: 1.1, end: 1.25 },
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{ text: "a", start: 1.25, end: 1.35 },
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{ text: "single", start: 1.35, end: 1.65 },
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{ text: "frame.", start: 1.65, end: 2.0 },
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{ text: "HyperFrames", start: 2.1, end: 2.65 },
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{ text: "lets", start: 2.65, end: 2.85 },
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{ text: "you", start: 2.85, end: 2.95 },
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{ text: "write", start: 2.95, end: 3.15 },
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{ text: "HTML", start: 3.15, end: 3.55 },
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{ text: "and", start: 3.55, end: 3.65 },
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{ text: "render", start: 3.65, end: 3.95 },
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{ text: "professional", start: 3.95, end: 4.45 },
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{ text: "video.", start: 4.45, end: 4.8 },
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{ text: "No", start: 4.9, end: 5.05 },
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{ text: "timeline.", start: 5.05, end: 5.45 },
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{ text: "No", start: 5.5, end: 5.65 },
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{ text: "drag", start: 5.65, end: 5.85 },
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{ text: "and", start: 5.85, end: 5.95 },
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{ text: "drop.", start: 5.95, end: 6.25 },
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{ text: "Just", start: 6.35, end: 6.55 },
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{ text: "code", start: 6.55, end: 6.8 },
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{ text: "that", start: 6.8, end: 6.95 },
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{ text: "becomes", start: 6.95, end: 7.3 },
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{ text: "cinema.", start: 7.3, end: 7.7 },
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];
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// Block layout: [wordIndex, type] — n=normal, i=italic, e=emphasis(large)
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// Emphasis words: HyperFrames(8), HTML(12), professional(15), code(24), cinema.(27)
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var BLOCKS = [
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{
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line1: [
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[0, "n"],
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[1, "n"],
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[2, "n"],
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],
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line2: [
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[3, "n"],
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[4, "n"],
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],
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},
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{
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line1: [
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[5, "n"],
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[6, "n"],
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],
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line2: [[7, "e"]],
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},
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{ line1: [[8, "e"]], line2: null },
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{
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line1: [
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[9, "n"],
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[10, "n"],
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[11, "n"],
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],
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line2: [[12, "e"]],
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},
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{
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line1: [
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[13, "n"],
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[14, "n"],
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],
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line2: [[15, "e"]],
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},
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{
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line1: [
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[16, "n"],
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[17, "n"],
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],
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line2: null,
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},
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{
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line1: [[18, "n"]],
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line2: [
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[19, "n"],
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[20, "n"],
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],
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},
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{
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line1: [
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[21, "n"],
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[22, "n"],
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],
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line2: null,
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},
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{
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line1: [
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[23, "i"],
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[24, "e"],
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],
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line2: null,
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},
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{
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line1: [
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[25, "n"],
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[26, "n"],
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],
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line2: [[27, "e"]],
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},
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];
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var CLASS_MAP = { n: "word word--normal", i: "word word--italic", e: "word word--emphasis" };
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function computeLineSize(linePairs) {
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var hasEmphasis = linePairs.some(function (p) {
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return p[1] === "e";
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});
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if (hasEmphasis) {
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var lineText = linePairs
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.map(function (p) {
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return W[p[0]].text;
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})
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.join(" ");
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return fitFontSize(lineText, 180, "800", "Playfair Display", SAFE_WIDTH);
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}
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var lineText = linePairs
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.map(function (p) {
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return W[p[0]].text;
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})
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.join(" ");
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return fitFontSize(lineText, 86, "400", "Inter", SAFE_WIDTH);
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}
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function buildBlocks() {
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var stage = document.getElementById("caption-stage");
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BLOCKS.forEach(function (block, bi) {
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var el = document.createElement("div");
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el.className = "caption-block";
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el.id = "b" + bi;
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var l1Size = computeLineSize(block.line1);
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var l1 = document.createElement("div");
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l1.className = "caption-line";
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l1.id = "b" + bi + "L1";
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block.line1.forEach(function (pair, wi) {
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var span = document.createElement("span");
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span.className = CLASS_MAP[pair[1]];
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span.id = "b" + bi + "L1w" + wi;
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span.textContent = W[pair[0]].text;
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if (pair[1] === "e") {
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span.style.fontSize = l1Size + "px";
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} else {
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span.style.fontSize = l1Size + "px";
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}
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l1.appendChild(span);
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});
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el.appendChild(l1);
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if (block.line2) {
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var l2Size = computeLineSize(block.line2);
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var l2 = document.createElement("div");
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l2.className = "caption-line";
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l2.id = "b" + bi + "L2";
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block.line2.forEach(function (pair, wi) {
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var span = document.createElement("span");
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span.className = CLASS_MAP[pair[1]];
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span.id = "b" + bi + "L2w" + wi;
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span.textContent = W[pair[0]].text;
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if (pair[1] === "e") {
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span.style.fontSize = l2Size + "px";
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} else {
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span.style.fontSize = l2Size + "px";
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}
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l2.appendChild(span);
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});
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el.appendChild(l2);
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}
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stage.appendChild(el);
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});
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}
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buildBlocks();
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// Scale blocks that exceed safe width
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(function fitBlocks() {
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BLOCKS.forEach(function (block, bi) {
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var el = document.getElementById("b" + bi);
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el.style.opacity = "1";
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el.style.position = "relative";
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var lines = el.querySelectorAll(".caption-line");
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var maxW = 0;
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lines.forEach(function (line) {
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if (line.scrollWidth > maxW) maxW = line.scrollWidth;
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});
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if (maxW > SAFE_WIDTH) {
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var s = SAFE_WIDTH / maxW;
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el.style.transform = "scale(" + s + ")";
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}
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el.style.opacity = "0";
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el.style.position = "";
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});
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})();
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window.__timelines = window.__timelines || {};
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var tl = gsap.timeline({ paused: true });
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var allEls = BLOCKS.map(function (_, i) {
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return document.getElementById("b" + i);
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});
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function blockStart(bi) {
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return W[BLOCKS[bi].line1[0][0]].start;
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}
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BLOCKS.forEach(function (block, bi) {
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var el = allEls[bi];
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var start = blockStart(bi);
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var nextStart = bi < BLOCKS.length - 1 ? blockStart(bi + 1) : DURATION;
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allEls.forEach(function (other, oi) {
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if (oi !== bi) tl.set(other, { opacity: 0 }, start);
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});
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tl.set(el, { opacity: 1 }, start);
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block.line1.forEach(function (pair, wi) {
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var wordEl = document.getElementById("b" + bi + "L1w" + wi);
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var wordStart = W[pair[0]].start;
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tl.set(wordEl, { opacity: 0, scale: 1.12, transformOrigin: "0% 100%" }, start);
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tl.to(
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wordEl,
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{ opacity: 1, scale: 1, duration: ENTRY_DUR, ease: "power2.out" },
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wordStart,
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);
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});
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if (block.line2) {
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var hasEmphasis = block.line2.some(function (p) {
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return p[1] === "e";
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});
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var l2El = document.getElementById("b" + bi + "L2");
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if (hasEmphasis) {
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var l2Start = W[block.line2[0][0]].start;
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tl.set(l2El, { opacity: 0, x: -1920 }, start);
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tl.to(l2El, { opacity: 1, x: 0, duration: SLIDE_DUR, ease: "power2.out" }, l2Start);
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} else {
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tl.set(l2El, { opacity: 1 }, start);
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block.line2.forEach(function (pair, wi) {
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var wordEl = document.getElementById("b" + bi + "L2w" + wi);
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var wordStart = W[pair[0]].start;
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tl.set(wordEl, { opacity: 0, scale: 1.12, transformOrigin: "0% 100%" }, start);
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tl.to(
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wordEl,
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{ opacity: 1, scale: 1, duration: ENTRY_DUR, ease: "power2.out" },
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wordStart,
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);
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});
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}
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}
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tl.set(el, { opacity: 0 }, nextStart);
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});
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tl.to({}, { duration: DURATION }, 0);
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window.__timelines["caption-editorial-emphasis"] = tl;
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</script>
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</body>
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</html>
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