<!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">
		// Adapted from the following Processing example:
		// http://processing.org/learning/topics/follow3.html
		
		var path = new Path();
		path.strokeColor = 'purple';
		path.strokeWidth = 20;
		path.strokeCap = 'round';
		var size = 20;
		var segments = path.segments;
		var center = view.center;
		for (var i = 0; i < size; i++)
			path.add(center + new Point(i * 100, 0));

		function onMouseMove(event) {
			segments[0].point = event.point;
			for (var i = 0; i < size - 1; i++) {
				var nextSegment = segments[i + 1];
				var position = path.segments[i].point;
				var angle = (position - nextSegment.point).angle;
				var vector = new Point({ angle: angle, length: 25 });
				nextSegment.point = position - vector;
			}
			path.smooth();
		}

		function onMouseDown(event) {
			path.selected = true;
		}
		
		function onMouseUp(event) {
			path.selected = false;
		}
	</script>
</head>
<body style='background-color: black'>
	<canvas id="canvas" resize keepalive="true"></canvas>
</body>