feat(registry): add 15 caption style catalog components

Add 15 caption overlay components to the registry, covering a wide
range of animation techniques:

Standalone origins (6):
- caption-pill-karaoke: pill container + karaoke word highlight
- caption-neon-accent: multi-color neon glow with wiggle drift
- caption-weight-shift: font-weight transition between lines
- caption-emoji-pop: emoji + stroked text + horizontal squeeze
- caption-editorial-emphasis: dual-font (Inter + Playfair) emphasis
- caption-parallax-layers: 3D text layering with vertical stretch

Gallery picks (9):
- caption-glitch-rgb: RGB chromatic aberration + CRT scanlines
- caption-typewriter: green terminal char-by-char with cursor
- caption-matrix-decode: scramble-reveal character animation
- caption-particle-burst: keyword particle explosions
- caption-texture-lava: flowing lava texture mask
- caption-clip-wipe: clip-path left-to-right wipe reveal
- caption-kinetic-slam: full-screen single-word slam
- caption-gradient-fill: gradient-clipped text + elastic bounce
- caption-neon-glow: cyan/magenta neon glow accents

Each component includes the reusable HTML, a demo composition,
and registry-item.json. All use a generic HyperFrames transcript.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Miguel Ángel
2026-05-17 19:57:25 +00:00
co-authored by Claude Sonnet 4.6
parent 7a1e8769a5
commit 78ddd2602b
47 changed files with 7675 additions and 0 deletions
@@ -0,0 +1,367 @@
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=1920, height=1080" />
<title>Emoji Pop</title>
<link rel="preconnect" href="https://fonts.googleapis.com" />
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
<link href="https://fonts.googleapis.com/css2?family=Gabarito:wght@900&display=swap" rel="stylesheet" />
<script src="https://cdn.jsdelivr.net/npm/gsap@3.14.2/dist/gsap.min.js"></script>
<style>
*,
*::before,
*::after {
box-sizing: border-box;
}
html,
body {
width: 1920px;
height: 1080px;
margin: 0;
overflow: hidden;
background: #000000;
font-family: "Gabarito", Arial, sans-serif;
}
#emoji-pop {
position: relative;
width: 1920px;
height: 1080px;
overflow: hidden;
background: #000000;
}
#avatar-video {
position: absolute;
inset: 0;
z-index: 1;
width: 100%;
height: 100%;
object-fit: cover;
}
.caption-layer {
position: absolute;
inset: 0;
z-index: 20;
pointer-events: none;
transform: translateZ(0);
}
.safe-zone {
position: absolute;
bottom: 80px;
left: 50%;
transform: translateX(-50%);
width: 1400px;
height: 280px;
display: flex;
align-items: center;
justify-content: center;
}
.caption-group {
position: absolute;
left: 0;
top: 0;
width: 1400px;
height: 280px;
display: flex;
align-items: center;
justify-content: center;
opacity: 0;
transform-origin: 50% 50%;
will-change: transform;
backface-visibility: hidden;
}
.caption-emoji {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, calc(-50% - 70px));
font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif;
font-size: 56px;
line-height: 1;
text-align: center;
}
.caption-line {
display: flex;
align-items: center;
justify-content: center;
gap: 14px;
width: max-content;
max-width: 1400px;
line-height: 1.1;
white-space: nowrap;
}
.caption-word {
display: inline-block;
color: #ffffff;
font-family: "Gabarito", Arial, sans-serif;
font-weight: 900;
font-size: 72px;
line-height: 1.1;
letter-spacing: -0.03em;
text-transform: uppercase;
-webkit-text-stroke: 3px #000000;
paint-order: stroke fill;
}
</style>
</head>
<body>
<div
id="emoji-pop"
data-composition-id="caption-emoji-pop"
data-start="0"
data-duration="8"
data-fps="30"
data-width="1920"
data-height="1080"
>
<video
id="avatar-video"
muted
playsinline
data-start="0"
data-duration="8"
data-track-index="0"
data-has-audio="false"
></video>
<div class="caption-layer" aria-hidden="true">
<div id="caption-stage" class="safe-zone"></div>
</div>
</div>
<script>
var DURATION = 8;
var SAFE_ZONE_WIDTH = 1400;
var CAPTION_FONT_SIZE = 72;
var MAX_WORDS_PER_GROUP = 3;
var WORD_SPACING = 14;
var PAUSE_THRESHOLD = 0.1;
var ENTRY_FRAMES = 4;
var EXIT_FRAMES = 3;
var FPS = 30;
var ENTRY_DURATION = ENTRY_FRAMES / FPS;
var EXIT_DURATION = EXIT_FRAMES / FPS;
var FONT_WIDTH_SAFETY = 1.14;
var PRIMARY_COLOR = "#FFFFFF";
var ACCENT_COLORS = ["#FF76FF", "#FF0002", "#B2F7FF"];
var KEYWORDS = new Set(["hyperframes", "html", "professional", "code", "cinema"]);
var TRANSITION_WORDS = new Set([
"the", "a", "an", "and", "or", "but", "is", "are", "was", "were",
"to", "of", "in", "on", "at", "for", "with", "by", "from", "as",
"it", "its", "this", "that", "these", "those", "be", "been",
"have", "has", "had", "do", "does", "did", "will", "would", "could",
"should", "may", "might", "must", "can", "if", "then", "so", "just",
"not", "no", "yes", "up", "out", "about"
]);
// Emoji map for key words
var WORD_EMOJI = {
"hyperframes": "🎬",
"html": "💻",
"professional": "✨",
"code": "⌨️",
"cinema": "🎥",
"video": "📹",
"frame": "🖼️"
};
var TRANSCRIPT = [
{"text": "Every", "start": 0.0, "end": 0.3},
{"text": "great", "start": 0.3, "end": 0.55},
{"text": "video", "start": 0.55, "end": 0.85},
{"text": "starts", "start": 0.85, "end": 1.1},
{"text": "with", "start": 1.1, "end": 1.25},
{"text": "a", "start": 1.25, "end": 1.35},
{"text": "single", "start": 1.35, "end": 1.65},
{"text": "frame.", "start": 1.65, "end": 2.0},
{"text": "HyperFrames", "start": 2.1, "end": 2.65},
{"text": "lets", "start": 2.65, "end": 2.85},
{"text": "you", "start": 2.85, "end": 2.95},
{"text": "write", "start": 2.95, "end": 3.15},
{"text": "HTML", "start": 3.15, "end": 3.55},
{"text": "and", "start": 3.55, "end": 3.65},
{"text": "render", "start": 3.65, "end": 3.95},
{"text": "professional", "start": 3.95, "end": 4.45},
{"text": "video.", "start": 4.45, "end": 4.8},
{"text": "No", "start": 4.9, "end": 5.05},
{"text": "timeline.", "start": 5.05, "end": 5.45},
{"text": "No", "start": 5.5, "end": 5.65},
{"text": "drag", "start": 5.65, "end": 5.85},
{"text": "and", "start": 5.85, "end": 5.95},
{"text": "drop.", "start": 5.95, "end": 6.25},
{"text": "Just", "start": 6.35, "end": 6.55},
{"text": "code", "start": 6.55, "end": 6.8},
{"text": "that", "start": 6.8, "end": 6.95},
{"text": "becomes", "start": 6.95, "end": 7.3},
{"text": "cinema.", "start": 7.3, "end": 7.7}
];
function normalizeWords(rawWords) {
return rawWords.map(function (item) {
var text = String(item.word || item.text || "").trim();
var clean = text.toLowerCase().replace(/[^a-z]/g, "");
return {
text: text,
start: Math.max(0, Number(item.start) || 0),
end: Math.min(DURATION, Math.max(Number(item.start) || 0, Number(item.end) || 0)),
emoji: WORD_EMOJI[clean] || null,
};
}).filter(function (word) { return word.text.length > 0; });
}
function seededRandom(seed) {
var x = Math.sin(seed * 9999) * 10000;
return x - Math.floor(x);
}
function assignWordColors(words, groupIndex) {
return words.map(function (word, index) {
var clean = word.text.toLowerCase().replace(/[^a-z]/g, "");
if (KEYWORDS.has(clean)) {
var ci = Math.floor(seededRandom(groupIndex * 23 + index * 31) * ACCENT_COLORS.length);
return ACCENT_COLORS[ci];
}
if (TRANSITION_WORDS.has(clean)) return PRIMARY_COLOR;
var rand = seededRandom(groupIndex * 13 + index);
if (rand > 0.55) {
var ci2 = Math.floor(rand * ACCENT_COLORS.length) % ACCENT_COLORS.length;
return ACCENT_COLORS[ci2];
}
return PRIMARY_COLOR;
});
}
var measureCanvas = document.createElement("canvas");
var measureContext = measureCanvas.getContext("2d");
function measureWord(word, fontSize) {
measureContext.font = "900 " + fontSize + "px Gabarito";
return measureContext.measureText(word.text.toUpperCase()).width * FONT_WIDTH_SAFETY;
}
function measureLineWidth(words, fontSize) {
return words.reduce(function (total, word, index) {
return total + measureWord(word, fontSize) + (index ? WORD_SPACING : 0);
}, 0);
}
function fitsLine(words) {
return measureLineWidth(words, CAPTION_FONT_SIZE) <= SAFE_ZONE_WIDTH;
}
function makeGroups(words) {
var groups = [];
var current = [];
words.forEach(function (word, index) {
var nextWord = words[index + 1];
var testGroup = current.concat([word]);
if (testGroup.length > MAX_WORDS_PER_GROUP || !fitsLine(testGroup)) {
if (current.length) groups.push(makeGroup(current, groups.length));
current = [word];
return;
}
current.push(word);
var punctuation = /[,.:!?]$/.test(word.text);
var pause = nextWord ? nextWord.start - word.end : 0;
if (!nextWord || punctuation || pause >= PAUSE_THRESHOLD || current.length >= MAX_WORDS_PER_GROUP) {
groups.push(makeGroup(current, groups.length));
current = [];
}
});
if (current.length) groups.push(makeGroup(current, groups.length));
return groups;
}
function makeGroup(words, groupIndex) {
var colors = assignWordColors(words, groupIndex);
var emoji = null;
for (var i = 0; i < words.length; i++) {
if (words[i].emoji) { emoji = words[i].emoji; break; }
}
return { words: words.slice(), colors: colors, emoji: emoji, start: words[0].start, end: words[words.length - 1].end };
}
function shadowForColor(color) {
var hex = color.replace("#", "");
var r = parseInt(hex.slice(0, 2), 16);
var g = parseInt(hex.slice(2, 4), 16);
var b = parseInt(hex.slice(4, 6), 16);
return "0 4px 8px rgba(0,0,0,0.7), 0 0 2px rgba(" + r + "," + g + "," + b + ",1), 0 0 8px rgba(" + r + "," + g + "," + b + ",0.6)";
}
function buildCaptions(groups) {
var stage = document.getElementById("caption-stage");
groups.forEach(function (group, groupIndex) {
var groupEl = document.createElement("div");
groupEl.id = "caption-group-" + groupIndex;
groupEl.className = "caption-group";
if (group.emoji) {
var emojiEl = document.createElement("div");
emojiEl.className = "caption-emoji";
emojiEl.textContent = group.emoji;
groupEl.appendChild(emojiEl);
}
var lineEl = document.createElement("div");
lineEl.className = "caption-line";
group.words.forEach(function (word, wordIndex) {
var color = group.colors[wordIndex] || PRIMARY_COLOR;
var wordEl = document.createElement("span");
wordEl.className = "caption-word";
wordEl.textContent = word.text.toUpperCase();
wordEl.style.color = color;
wordEl.style.textShadow = shadowForColor(color);
lineEl.appendChild(wordEl);
});
groupEl.appendChild(lineEl);
stage.appendChild(groupEl);
});
}
var WORDS = normalizeWords(TRANSCRIPT);
var GROUPS = makeGroups(WORDS);
buildCaptions(GROUPS);
window.__timelines = window.__timelines || {};
var tl = gsap.timeline({ paused: true });
var visibleStarts = GROUPS.map(function (group, groupIndex) {
var prev = GROUPS[groupIndex - 1];
var availableGap = prev ? Math.max(0, group.start - prev.end) : ENTRY_DURATION;
var entryLead = Math.min(ENTRY_DURATION, availableGap);
return Math.max(0, group.start - entryLead);
});
var allGroupEls = GROUPS.map(function (_, i) { return document.getElementById("caption-group-" + i); });
GROUPS.forEach(function (group, groupIndex) {
var groupEl = allGroupEls[groupIndex];
var visibleStart = visibleStarts[groupIndex];
var visibleEnd = groupIndex < GROUPS.length - 1 ? visibleStarts[groupIndex + 1] : DURATION;
var exitStart = Math.max(visibleStart, visibleEnd - EXIT_DURATION);
allGroupEls.forEach(function (otherEl, otherIndex) {
if (otherIndex !== groupIndex) tl.set(otherEl, { opacity: 0 }, visibleStart);
});
tl.set(groupEl, { opacity: 0, scaleX: 0.8, scaleY: 1 }, visibleStart);
tl.to(groupEl, { opacity: 1, scaleX: 1, duration: ENTRY_DURATION, ease: "power3.out", force3D: true }, visibleStart);
tl.to(groupEl, { scaleX: 0.75, opacity: 0.8, duration: EXIT_DURATION, ease: "power2.in", force3D: true }, exitStart);
tl.set(groupEl, { opacity: 0 }, visibleEnd);
});
window.__timelines["emoji-pop"] = tl;
</script>
</body>
</html>