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Below is the html code for this video.
index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Popping Hearts and blinking Quote</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="container">
<div class="d-flex">
<svg></svg>
</div>
<div class="text-container">
<p>"</p>
<p>you</p>
<p>cannot</p>
<p>blame</p>
<p>gravity</p>
<p>for</p>
<p>falling</p>
<p>in</p>
<p>love</p>
<p>"</p>
</div>
</div>
<script src="index.js"></script>
</body>
</html>Below is the css code for this video.
style.css
* {
margin: 0;
padding: 0;
}
body {
height: 100vh;
width: 100%;
background-color: #222222;
}
.container {
position: absolute;
top: 50%;
transform: translateY(-50%);
display: flex;
flex-direction: column;
width: 100%;
justify-content: center;
align-items: center;
}
.d-flex {
display: flex;
}
svg {
height: 50vmin;
width: 100vmin;
box-shadow: 0 0 20px 0 #000000;
}
.text-container {
display: flex;
width: 100vmin;
justify-content: space-between;
margin-top: 2.5%;
}
p {
color: #dd0000;
font-size: 24px;
writing-mode: vertical-lr;
text-orientation: upright;
animation: blinkingText 4s ease infinite;
}
@keyframes blinkingText {
0%, 100% {
color: #aa0000;
opacity: 1;
}
25%, 75% {
color: #dd0000;
opacity: 0;
}
50% {
color: #ff0000;
opacity: 1;
}
}Below is the javascript code for this video.
index.js
var C = 0.5, NS_URI = 'http://www.w3.org/2000/svg', CUBIC_N = 3, DURATION = 120, N_LAYERS = 7,
N_POLY = 6, PALETTE = [[255, 22, 12], [255, 255, 255]], items = [], n, timeline = [], a, off;
var createItem = function (parent, layer) {
var pos, ani;
pos = document.createElementNS(NS_URI, 'g');
ani = document.createElementNS(NS_URI, 'path');
ani.setAttribute('d', timeline[0].d);
ani.setAttribute('fill', timeline[0].rgb);
pos.appendChild(ani);
parent.appendChild(pos);
items.push({ 'ani': ani, 'layer': layer });
return pos;
};
var createDistribution = function (container, bri) {
var bri = bri || 100, alpha, be, lri, le, lrc, beta, de, d, gamma, x, y, layer = N_LAYERS, frag, pos;
frag = document.createDocumentFragment();
alpha = 2 * Math.PI / N_POLY;
be = 2 * bri * Math.tan(0.5 * alpha);
while (layer--) {
if (layer) {
lri = layer * bri;
le = layer * be;
lrc = lri / Math.cos(0.5 * alpha);
for (var i = 0; i < N_POLY; i++) {
beta = (i - 0.5) * alpha + 0.5 * Math.PI;
for (var j = 0; j < layer; j++) {
de = (0.5 * layer - j) * be;
d = Math.hypot(lri, de);
gamma = beta + 0.5 * alpha + Math.atan(de / lri);
x = d * Math.cos(gamma);
y = d * Math.sin(gamma);
pos = createItem(frag, layer);
pos.setAttribute('transform', 'translate(' + x + ' ' + y + ')');
}
}
}
else createItem(frag, 0);
}
container.appendChild(frag);
};
var getHeartPoints = function (d) {
var points = [], rp = 0.25 * d, dv = 0.75 * d, kp = C * rp, xo = 2 * rp, kh = -rp - kp, kl = xo + kp;
points = [[0, -rp], [kp, kh], [xo - kp, kh], [xo, -rp], [kl, kp - rp], [kl, rp - kp], [xo, rp],
[0, dv], [0, dv], [-xo, rp], [-kl, rp - kp], [-kl, kp - rp], [-xo, -rp], [kp - xo, kh], [-kp, kh], [0, -rp]];
return points;
};
var getTimeline = function (keypoints, duration) {
var tl = [], n_curves = 5, pre = ['M'], np, k, k1, d, rgb, x, y;
for (var i = 0; i < n_curves; i++) {
for (var j = 0; j < CUBIC_N; j++) { pre.push(j ? ',' : 'C'); }
}
np = pre.length;
for (var i = 0; i <= duration; i++) {
k = i / duration;
k1 = 1 - k;
d = '';
rgb = [];
for (var j = 0; j < np; j++) {
x = k1 * keypoints[0][j][0];
y = k1 * keypoints[0][j][1];
d += pre[j] + Math.round(x) + ' ' + Math.round(y);
}
for (var j = 0; j < 3; j++) { rgb.push(Math.round(k1 * PALETTE[0][j] + k * PALETTE[1][j])); }
tl.push({ 'd': d + 'z', 'rgb': 'rgb(' + rgb + ')' });
}
return tl;
};
var ani = function (t) {
var t_rel, d, fy, y, j, k, alpha;
for (var i = 0; i < n; i++) {
t_rel = (t - items[i].layer * off + DURATION) % DURATION;
d = 4 * t_rel / DURATION;
fy = d * Math.PI;
y = -Math.round(a * Math.sin(fy));
if (y <= 0) {
j = 1 - Math.cos(fy);
k = Math.floor(d / 2);
alpha = Math.round(j * 90) + k * 180;
j = ~~((k * 1 + 0.5 * j * Math.pow(-1, k)) * 0.25 * DURATION);
items[i].ani.setAttribute('transform', 'translate(0 ' + y + ') rotate(' + alpha + ')');
items[i].ani.setAttribute('d', timeline[j].d);
items[i].ani.setAttribute('fill', timeline[j].rgb);
}
}
requestAnimationFrame(ani.bind(this, ++t));
};
(function init() {
var svg, s, w, h, hdiag, bri, d;
svg = document.querySelector('svg');
s = getComputedStyle(svg);
w = ~~s.width.split('px')[0];
h = ~~s.height.split('px')[0];
svg.setAttribute('viewBox', [-w, -h, 2 * w, 2 * h]);
hdiag = Math.hypot(w, h);
bri = hdiag / (N_LAYERS - 0.5)
a = d = 0.5 * bri;
timeline = getTimeline([getHeartPoints(d)], 0.25 * DURATION);
createDistribution(svg, bri);
n = items.length;
off = Math.round(0.25 * DURATION / (0.5 * N_LAYERS));
ani(0);
})();Thanks for visiting