Last change
on this file since 28914 was 28914, checked in by ak19, 10 years ago |
Supporting javascript libraries and bespoke code written by Steffan to support the von-sparql user interface
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File size:
1.2 KB
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1 | <!DOCTYPE html>
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2 | <html>
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3 | <head>
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4 | <meta charset="UTF-8">
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5 | <title>Animated Star</title>
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6 | <link rel="stylesheet" href="../css/style.css">
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7 | <script type="text/javascript" src="../../dist/paper.js"></script>
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8 | <script type="text/paperscript" canvas="canvas">
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9 | var layer = project.activeLayer;
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10 |
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11 | var values = {
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12 | count: 34,
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13 | points: 32
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14 | };
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15 |
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16 | for (var i = 0; i < values.count; i++) {
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17 | var path = new Path({
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18 | fillColor: i % 2 ? 'red' : 'black',
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19 | closed: true
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20 | });
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21 |
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22 | var offset = new Point(20 + 10 * i, 0);
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23 | var l = offset.length;
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24 | for (var j = 0; j < values.points * 2; j++) {
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25 | offset.angle += 360 / values.points;
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26 | var vector = offset.normalize(l * (j % 2 ? 0.1 : -0.1));
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27 | path.add(offset + vector);
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28 | }
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29 | path.smooth();
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30 | layer.insertChild(0, new Group({
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31 | children: [path],
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32 | transformContent: false
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33 | }));
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34 | }
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35 |
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36 | function onFrame(event) {
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37 | for (var i = 0; i < values.count; i++) {
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38 | var item = layer.children[i];
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39 | var angle = (values.count - i) * Math.sin(event.count / 128) / 10;
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40 | item.rotate(angle);
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41 | }
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42 | }
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43 |
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44 | // Reposition the paths whenever the window is resized:
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45 | function onResize(event) {
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46 | layer.position = view.center;
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47 | }
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48 | </script>
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49 | </head>
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50 | <body>
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51 | <canvas id="canvas" resize stats hidpi="off"></canvas>
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52 | </body>
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53 | </html> |
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