chroma-js
Version:
JavaScript library for color conversions
51 lines (43 loc) • 1.61 kB
HTML
<html>
<head>
<title>Bezier Interpolation</title>
<script type="text/javascript" src="../../chroma.js"></script>
</head>
<body>
<script type="text/javascript">
function showGradient(I, outerdiv, steps) {
var I = chroma.interpolate.bezier(c),
c = document.createElement('div'),
totalW = 800;
for (var i=0; i < steps; i++) {
var d = document.createElement('div');
d.style.display = 'inline-block';
d.style.width = (totalW / steps) + 'px';
d.style.height = '60px';
d.style.background = I(i/(steps-1)).hex();
c.appendChild(d);
}
outerdiv.appendChild(c);
}
var colors = [
['white', 'black'],
['white', 'red', 'black'],
['white', 'yellow', 'red', 'black'],
['red', 'white', 'blue'],
['#fdfdf9', 'darkred'],
['#fdfdf9', 'orange', 'darkred'],
['#fdfdf9', 'yellow', 'orange', 'darkred'],
['darkred', 'orange', 'snow', 'lightgreen', 'royalblue'],
];
for (var c in colors) {
c = colors[c];
d = document.createElement('div');
d.style.position = 'relative';
document.body.appendChild(d);
d.innerHTML = "<div style='position:absolute;top:5px;left:10px;opacity:0.9;color:#000;text-shadow:-1px -1px 0px rgba(255,255,255,0.3), 1px 1px 0px rgba(255,255,255,0.3), -1px 1px 0px rgba(255,255,255,0.3), 1px -1px 0px rgba(255,255,255,0.3)'><code>" + c + "</code></div>";
showGradient(colors, d, 13);
}
</script>
</body>
</html>