paper.js/examples/Animated/Lines.html

51 lines
No EOL
1.3 KiB
HTML

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Example</title>
<link rel="stylesheet" href="../css/style.css">
<script type="text/javascript">var root = '../../'</script>
<script type="text/javascript" src="../../src/load.js"></script>
<script type="text/paperscript" canvas="canvas">
var amount = 180;
for (var i = 0; i < amount; i++) {
var path = new Path();
path.fillColor = new HSBColor(1, 1, Math.random());
path.strokeCap = 'round';
path.closed = true;
}
var position = view.center;
var mousePos = position;
var children = document.activeLayer.children;
var count = 0;
function iterate() {
count++;
var delta = (mousePos - position);
position += delta / 10;
for (var i = 1; i < amount; i++) {
var path = children[i];
var length = Math.abs(Math.sin(i + count / 20) * 300);
path.segments = [
position + delta / 1.5,
position + { angle: i * 2, length: length },
position + { angle: (i + 1) * 2, length: length }
];
path.fillColor.hue = count - length;
}
}
function onFrame() {
iterate();
}
function onMouseMove(event) {
iterate();
mousePos = event.point;
}
</script>
</head>
<body style='background-color:black'>
<canvas id="canvas" resize keepalive="true"></canvas>
</body>