Install
That writescompositions/components/hw-callout-circle.html, plus 1 supporting file under assets/fonts/.
Paste it into your composition
Opencompositions/components/hw-callout-circle.html and copy what is inside into your own composition.
A component has no size or duration of its own. It takes both from the composition
you paste it into.
Source
hw-callout-circle.html
hw-callout-circle.html
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<script src="https://cdn.jsdelivr.net/npm/gsap@3.14.2/dist/gsap.min.js"></script>
<style>
@font-face {
font-family: "Caveat";
src: url("assets/fonts/Caveat-700-latin.woff2") format("woff2");
font-weight: 700;
font-display: block;
}
*,
*::before,
*::after {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
background: transparent;
overflow: hidden;
}
/* ---- hw-callout-circle ----------------------------------------------
The full callout anatomy: wobbled ellipse outline draws around a
target, optional scribble fill sketches in, a curved connector leads
to a handwritten label. Requires the hw-boil helpers in the host. */
.hw-callout {
position: absolute;
pointer-events: none;
}
.hw-callout svg {
width: 100%;
height: 100%;
overflow: visible;
}
.hw-callout path {
fill: none;
stroke-linecap: round;
stroke-linejoin: round;
}
.hw-callout .hw-co-outline {
stroke: var(--hw-co-ink, var(--hw-ink, #f4f2ec));
stroke-width: var(--hw-co-w, 6);
}
.hw-callout .hw-co-scribble {
/* Warm marker accent to match hw-frame / hw-title / hw-underline; the
previous blue read as a default UI colour. Lighter weight and alpha
so the hatch sits behind the labelled subject instead of over it. */
stroke: var(--hw-co-accent, var(--hw-accent, #ffb020));
stroke-width: 3;
opacity: 0.42;
}
.hw-callout .hw-co-connector {
stroke: var(--hw-co-ink, var(--hw-ink, #f4f2ec));
stroke-width: 4;
}
.hw-callout .hw-co-label {
position: absolute;
font-family: var(--hw-font-print, "Caveat", cursive);
font-weight: 700;
font-size: 54px;
color: var(--hw-co-ink, var(--hw-ink, #f4f2ec));
white-space: nowrap;
opacity: 0;
text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
}
/* self-preview scene */
#hw-co-scene {
position: absolute;
inset: 0;
background: linear-gradient(150deg, #35604a 0%, #14231c 100%);
}
#hw-co-target {
position: absolute;
left: 700px;
top: 420px;
width: 220px;
height: 150px;
border-radius: 18px;
background: rgba(244, 242, 236, 0.18);
display: flex;
align-items: center;
justify-content: center;
font-family: "Inter", ui-sans-serif, sans-serif;
font-weight: 600;
font-size: 30px;
color: rgba(244, 242, 236, 0.8);
}
</style>
</head>
<body>
<!-- Self-preview. WIRING: copy the .hw-callout CSS + markup pattern, the
hwCalloutBuild / hwCalloutOn / hwCalloutOff helpers, AND the hw-boil
helpers. Size the wrapper around your target, then:
hwCalloutBuild("#hw-my-callout", { scribble: true, seed: 4,
label: "look here!", labelAt: "right" });
hwCalloutOn(tl, "#hw-my-callout", 2.0);
hwBoil(tl, "#hw-my-callout", { frameDrop: 3, seed: 4 });
hwCalloutOff(tl, "#hw-my-callout", 8.0);
-->
<div
id="hw-co-root"
data-composition-id="hw-callout-circle"
data-start="0"
data-duration="5"
data-width="1920"
data-height="1080"
>
<div id="hw-co-scene"></div>
<div id="hw-co-target">subject</div>
<div
class="hw-callout"
id="hw-co-demo"
style="left: 640px; top: 370px; width: 340px; height: 250px"
>
<svg viewBox="0 0 340 250">
<path class="hw-co-scribble" id="hw-co-demo-scribble"></path>
<path class="hw-co-outline" id="hw-co-demo-outline"></path>
<path class="hw-co-connector" id="hw-co-demo-connector"></path>
</svg>
<div class="hw-co-label" id="hw-co-demo-label"></div>
</div>
<div
id="hw-co-drv"
class="clip"
data-start="0"
data-duration="5"
data-track-index="0"
style="position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none"
></div>
</div>
<script>
(function () {
window.__timelines = window.__timelines || {};
/* ---- hw-boil helpers (shared family runtime — copy once per host) ---- */
window.hwOnUpdate = function (tl, fn) {
if (!tl.__hwRenders) {
tl.__hwRenders = [];
tl.eventCallback("onUpdate", function () {
for (var i = 0; i < tl.__hwRenders.length; i++) tl.__hwRenders[i]();
});
}
tl.__hwRenders.push(fn);
fn();
};
window.hwHash = function (n, seed) {
var x = Math.sin(n * 127.1 + (seed || 1) * 311.7) * 43758.5453;
return (x - Math.floor(x)) * 2 - 1;
};
window.hwBoil = function (tl, target, opts) {
opts = opts || {};
var amp = opts.amp !== undefined ? opts.amp : 1.6;
var rot = opts.rot !== undefined ? opts.rot : 0.5;
var fps = opts.fps || 30;
var drop = opts.frameDrop || 3;
var seed = opts.seed || 1;
var els = gsap.utils.toArray(target);
window.hwOnUpdate(tl, function () {
var step = Math.floor((tl.time() * fps) / drop);
for (var i = 0; i < els.length; i++) {
gsap.set(els[i], {
x: window.hwHash(step * 3 + i * 97, seed) * amp,
y: window.hwHash(step * 3 + 1 + i * 97, seed) * amp,
rotation: (opts.baseRot || 0) + window.hwHash(step * 3 + 2 + i * 97, seed) * rot,
});
}
});
};
window.hwWobbleEllipse = function (cx, cy, rx, ry, seed, wobblePct) {
wobblePct = wobblePct === undefined ? 3 : wobblePct;
var N = 14,
pts = [];
for (var i = 0; i < N; i++) {
var a = (i / N) * Math.PI * 2;
var wr = 1 + window.hwHash(i * 13 + 5, seed) * (wobblePct / 100);
pts.push([cx + Math.cos(a) * rx * wr, cy + Math.sin(a) * ry * wr]);
}
var mx = (pts[0][0] + pts[N - 1][0]) / 2,
my = (pts[0][1] + pts[N - 1][1]) / 2;
var d = "M" + mx.toFixed(1) + " " + my.toFixed(1);
for (var j = 0; j < N; j++) {
var p = pts[j],
q = pts[(j + 1) % N];
d +=
" Q" +
p[0].toFixed(1) +
" " +
p[1].toFixed(1) +
" " +
((p[0] + q[0]) / 2).toFixed(1) +
" " +
((p[1] + q[1]) / 2).toFixed(1);
}
return d;
};
// ---- hw-callout helpers (copy these too) ----
// Builds outline + scribble + connector + label inside the wrapper.
// opts: scribble (bool), seed, label, labelAt ("right"|"left"|"below"),
// connector (bool)
window.hwCalloutBuild = function (target, opts) {
opts = opts || {};
var seed = opts.seed || 1;
var el = document.querySelector(target);
var svg = el.querySelector("svg");
var vb = svg.getAttribute("viewBox").split(" ");
var W = parseFloat(vb[2]),
H = parseFloat(vb[3]);
var cx = W / 2,
cy = H / 2,
rx = W * 0.42,
ry = H * 0.36;
el.querySelector(".hw-co-outline").setAttribute(
"d",
window.hwWobbleEllipse(cx, cy, rx, ry, seed, 4),
);
var scr = el.querySelector(".hw-co-scribble");
if (opts.scribble === false) {
scr.style.display = "none";
} else {
/* Denser rows so the zigzag reads as a scribbled hatch. At 6 rows
the near-horizontal runs dominate and it renders as stacked bars. */
var d = "",
rows = 11;
for (var i = 0; i < rows; i++) {
var t = (i + 0.5) / rows;
var yy = cy - ry + t * ry * 2;
var half = Math.sqrt(Math.max(0.05, 1 - Math.pow((yy - cy) / ry, 2)));
var xw = rx * half * 0.86;
var xa = cx - xw + window.hwHash(i * 7 + 2, seed) * 8;
var xb = cx + xw + window.hwHash(i * 7 + 3, seed) * 8;
d += (i === 0 ? "M " : " L ") + (i % 2 ? xa : xb).toFixed(1) + " " + yy.toFixed(1);
d +=
" L " +
(i % 2 ? xb : xa).toFixed(1) +
" " +
(yy + window.hwHash(i * 7 + 4, seed) * 4).toFixed(1);
}
scr.setAttribute("d", d);
}
var conn = el.querySelector(".hw-co-connector");
var label = el.querySelector(".hw-co-label");
if (opts.connector === false) {
conn.style.display = "none";
} else {
var at = opts.labelAt || "right";
var sx = at === "left" ? cx - rx : at === "below" ? cx : cx + rx;
var sy = at === "below" ? cy + ry : cy + ry * 0.35;
var ex = at === "left" ? sx - 70 : at === "below" ? sx + 40 : sx + 70;
var ey = sy + 55;
conn.setAttribute(
"d",
"M " +
sx.toFixed(1) +
" " +
sy.toFixed(1) +
" Q " +
((sx + ex) / 2 + window.hwHash(21, seed) * 14).toFixed(1) +
" " +
(sy + 46).toFixed(1) +
" " +
ex.toFixed(1) +
" " +
ey.toFixed(1),
);
label.style.left = (at === "left" ? ex - 180 : ex + 12) + "px";
label.style.top = ey - 24 + "px";
}
label.textContent = opts.label || "";
};
// Draw sequence: outline -> scribble -> connector -> label pop.
window.hwCalloutOn = function (tl, target, at) {
var el = document.querySelector(target);
var t = at;
["outline", "scribble", "connector"].forEach(function (k, idx) {
var p = el.querySelector(".hw-co-" + k);
if (!p || p.style.display === "none") return;
var len = p.getTotalLength();
gsap.set(p, { strokeDasharray: len, strokeDashoffset: len });
var dur = k === "scribble" ? 0.55 : k === "connector" ? 0.35 : 0.7;
tl.to(p, { strokeDashoffset: 0, duration: dur, ease: "power2.inOut" }, t);
t += dur * 0.85;
});
var label = el.querySelector(".hw-co-label");
gsap.set(label, { scale: 0.8, transformOrigin: "0% 50%" });
tl.to(label, { opacity: 1, scale: 1, duration: 0.4, ease: "back.out(1.6)" }, t);
};
window.hwCalloutOff = function (tl, target, at) {
tl.to(target, { opacity: 0, duration: 0.35, ease: "power2.in" }, at);
};
// ---- self-preview ----
window.hwCalloutBuild("#hw-co-demo", {
scribble: true,
seed: 4,
label: "look here!",
labelAt: "right",
});
var tl = gsap.timeline({ paused: true });
window.hwCalloutOn(tl, "#hw-co-demo", 0.4);
window.hwBoil(tl, "#hw-co-demo", { amp: 1.8, rot: 0.4, frameDrop: 3, seed: 4 });
window.hwCalloutOff(tl, "#hw-co-demo", 4.3);
tl.set("#hw-co-root", { visibility: "hidden" }, 4.98);
window.__timelines["hw-callout-circle"] = tl;
})();
</script>
</body>
</html>
handwritten annotation callout overlay.