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- <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
- <title>Flot Examples: Log Scale</title>
- <link href="../examples.css" rel="stylesheet" type="text/css">
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- <script language="javascript" type="text/javascript" src="../../source/jquery.flot.legend.js"></script>
- <script type="text/javascript">
- $(function () {
- function piTickGenerator(axis) {
- var res = [],
- i = Math.floor(axis.min / Math.PI);
- do {
- var v = i * Math.PI;
- res.push([v, i + "\u03c0"]);
- ++i;
- } while (v < axis.max);
- return res;
- }
- var d1 = [];
- for (var i = 0; i < 14; i += 0.5) {
- d1.push([i, Math.sin(i)]);
- }
- var d1 = [];
- for (var i = 0; i < 14; i += 0.2) {
- d1.push([i, 1.01 + Math.sin(i)]);
- }
- var d2 = [[0.1, 3], [4, 8], [8, 5], [9, 13]];
- // A null signifies separate line segments
- var d3 = [[0.1, 12], [5, 5], null, [9, 2.5], [12, 5]];
- var d4 = [];
- for (var i = 0; i < 14; i += 0.5) {
- d4.push([i, 300 + Math.sin(i) * 200]);
- }
- $.plot("#placeholder", [d1, d2, d3, d4], {
- series: {
- lines: {
- show: true
- },
- points: {
- show: true
- }
- },
- xaxis: {
- ticks: piTickGenerator
- },
- yaxis: {
- mode: "log",
- showTickLabels: "all"
- }
- });
- // Add the Flot version string to the footer
- $("#footer").prepend("Flot " + $.plot.version + " – ");
- });
- </script>
- </head>
- <body>
- <div id="header">
- <h2>Log scale</h2>
- </div>
- <div id="content">
- <div class="demo-container">
- <div id="placeholder" class="demo-placeholder"></div>
- </div>
- <p>PI multiples tick formatting for X axis and logarithmic axis on Y axis.</p>
- </div>
- <div id="footer">
- Copyright © 2007 - 2014 IOLA and Ole Laursen
- </div>
- </body>
- </html>
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