2013-04-21 12:00:53 -04:00
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<!DOCTYPE html>
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<html>
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<head>
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2014-08-16 13:24:54 -04:00
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<meta charset="UTF-8">
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<title>Space</title>
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<link rel="stylesheet" href="../css/style.css">
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<script type="text/javascript" src="../../dist/paper-full.js"></script>
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<script type="text/paperscript" canvas="canvas">
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// The amount of symbol we want to place;
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var count = 150;
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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project.currentStyle = {
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fillColor: 'white'
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};
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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// Place the instances of the symbol:
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for (var i = 0; i < count; i++) {
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// The center position is a random point in the view:
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var center = Point.random() * view.size;
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var scale = (i + 1) / count;
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var path = new Shape.Circle(center, 5 * scale);
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path.data.vector = new Point({
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angle: Math.random() * 360,
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length : scale * Math.random() / 5
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});
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}
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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var vector = new Point({
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angle: 45,
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length: 0
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});
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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var mouseVector = vector.clone();
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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function onMouseMove(event) {
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mouseVector = view.center - event.point;
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}
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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// The onFrame function is called up to 60 times a second:
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function onFrame(event) {
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vector = vector + (mouseVector - vector) / 30;
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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// Run through the active layer's children list and change
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// the position of the placed symbols:
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for (var i = 0; i < count; i++) {
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var item = project.activeLayer.children[i];
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var size = item.bounds.size;
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var length = vector.length / 10 * size.width / 10;
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item.position += vector.normalize(length) + item.data.vector;
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keepInView(item);
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}
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}
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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function keepInView(item) {
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var position = item.position;
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var itemBounds = item.bounds;
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var bounds = view.bounds;
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if (itemBounds.left > bounds.width) {
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position.x = -item.bounds.width;
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}
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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if (position.x < -itemBounds.width) {
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position.x = bounds.width + itemBounds.width;
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}
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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if (itemBounds.top > view.size.height) {
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position.y = -itemBounds.height;
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}
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2013-04-21 12:00:53 -04:00
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2014-08-16 13:24:54 -04:00
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if (position.y < -itemBounds.height) {
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position.y = bounds.height + itemBounds.height / 2;
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}
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}
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</script>
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2013-04-21 12:00:53 -04:00
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</head>
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<body>
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2014-08-16 13:24:54 -04:00
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<canvas id="canvas" resize hidpi="off" style="background:black"></canvas>
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2013-04-21 12:00:53 -04:00
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</body>
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2014-04-06 07:44:19 -04:00
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</html>
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