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annotate d3s_examples/python-neo4jrestclient/static/platin/lib/excanvas/testcases/quadraticcurve.html @ 8:18ef6948d689

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new d3s examples
author Dirk Wintergruen <dwinter@mpiwg-berlin.mpg.de>
date Thu, 01 Oct 2015 17:17:27 +0200
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1 <!DOCTYPE html>
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2 <html>
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3 <head>
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4 <title>Quadratic Curve Test</title>
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5 <style>
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6
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7 body {
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8 text-align: center
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9 }
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10
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11 </style>
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12 <!--[if IE]><script type="text/javascript" src="../excanvas.js"></script><![endif]-->
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13 <script>
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14
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15 window.onload = function() {
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16 var ctx = document.getElementById('c').getContext('2d');
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17
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18 ctx.save();
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19
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20 ctx.strokeStyle = 'black';
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21 ctx.lineWidth = 1;
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22 ctx.beginPath();
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23 ctx.moveTo(50, 50);
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24 ctx.quadraticCurveTo(0, 0, 25, 75);
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25 ctx.quadraticCurveTo(50, 0, 50, 50);
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26 ctx.stroke();
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27
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28 ctx.restore();
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29
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30 // Same with some scaling
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31 ctx.save();
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32
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33 ctx.translate(-56, -24);
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34 ctx.scale(3.5, 1.5);
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35 ctx.strokeStyle = '#ddd';
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36 ctx.lineWidth = 1;
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37 ctx.beginPath();
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38 ctx.moveTo(50, 50);
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39 ctx.quadraticCurveTo(0, 0, 25, 75);
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40 ctx.quadraticCurveTo(50, 0, 50, 50);
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41 ctx.stroke();
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42
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43 ctx.restore();
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44 };
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45
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46 </script>
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47 </head>
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48 <body>
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49
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50 <canvas id=c width=200 height=200></canvas>
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51
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52 <p>This tests that drawing quadratic curves work in the same way in different
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53 browsers.</p>
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54
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55 </body>
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56 </html>