RGraph/docs/donut.html

   1 <?php ob_start('ob_gzhandler') ?>
   2 <!DOCTYPE html>
   3 <html>
   4 <head>
   5     <meta http-equiv="X-UA-Compatible" content="chrome=1">
   6     <!--
   7         /**
   8         * o------------------------------------------------------------------------------o
   9         * | This file is part of the RGraph package - you can learn more at:             |
  10         * |                                                                              |
  11         * |                          http://www.rgraph.net                               |
  12         * |                                                                              |
  13         * | This package is licensed under the RGraph license. For all kinds of business |
  14         * | purposes there is a small one-time licensing fee to pay and for non          |
  15         * | commercial  purposes it is free to use. You can read the full license here:  |
  16         * |                                                                              |
  17         * |                      http://www.rgraph.net/LICENSE.txt                       |
  18         * o------------------------------------------------------------------------------o
  19         */
  20     -->
  21     <title>RGraph: HTML5 canvas graph library - donut chart documentation</title>
  22
  23     <meta name="keywords" content="rgraph html5 canvas graph docs donut chart" />
  24     <meta name="description" content="RGraph: HTML5 canvas graph software - Documentation about the Donut chart" />
  25
  26     <link rel="stylesheet" href="../css/website.css" type="text/css" media="screen" />
  27     <link rel="icon" type="image/png" href="../images/favicon.png">
  28 </head>
  29 <body>
  30
  31     <!-- Social networking buttons -->
  32     <script src="../libraries/RGraph.common.core.js" ></script>
  33
  34     <script>
  35         function HideTwitterDIV ()
  36         {
  37             document.getElementById("twitter_div").style.opacity = 0;
  38             document.getElementById("twitter_div").style.display = 'none';
  39         }
  40
  41
  42         function ShowTwitterDIV (e)
  43         {
  44             var e   = RGraph.FixEventObject(document.all ? event : e);
  45             var div = document.getElementById("twitter_div");
  46             var img = document.getElementById("twitter_icon");
  47
  48             div.style.display = 'block';
  49             div.style.left    = (RGraph.getCanvasXY(img)[0] + img.offsetWidth - div.offsetWidth + 110) + 'px';
  50             div.style.top     = (RGraph.getCanvasXY(img)[1] - 1) + 'px';
  51
  52             /**
  53             * Fade it in
  54             */
  55             setTimeout('document.getElementById("twitter_div").style.opacity = 0.2;', 25);
  56             setTimeout('document.getElementById("twitter_div").style.opacity = 0.4;', 50);
  57             setTimeout('document.getElementById("twitter_div").style.opacity = 0.6;', 100);
  58             setTimeout('document.getElementById("twitter_div").style.opacity = 0.8;', 125);
  59             setTimeout('document.getElementById("twitter_div").style.opacity = 1.0;', 150);
  60
  61             e.stopPropagation();
  62
  63             return false;
  64         }
  65
  66         /**
  67         * This code installs the event handler that hides the Twitter DIV
  68         */
  69         if (RGraph.isIE8()) {
  70              window.attachEvent('onload', function () {document.body.attachEvent('onclick', HideTwitterDIV);});
  71         } else {
  72             window.addEventListener('click', HideTwitterDIV, false);
  73         }
  74     </script>
  75
  76     <!-- The twitter DIV -->
  77     <div id="twitter_div" style="position: absolute;top: 0;left: 0;background-color: #eee;border: 2px dashed black;box-shadow: 0 0 15px #aaa;-moz-box-shadow: 0 0 15px #aaa;-webkit-box-shadow: 0 0 15px #aaa;padding: 3px;display: none;opacity: 0;z-index: 99;">
  78         <a href="http://twitter.com/home/?status=RGraph%3A+HTML5+canvas+graph+library+based+on+the+HTML5+canvas+tag+http%3A%2F%2Fwww.rgraph.net+%23rgraph+%23html5+%23canvas" target="_blank" title="Share on Twitter" rel="nofollow" style="text-decoration: none">Tweet&nbsp;about&nbsp;RGraph</a><br>
  79         <a href="http://twitter.com/_rgraph" style="text-decoration: none" rel="nofollow" target="_blank">Follow for HTML5 news</a>
  80     </div>
  81
  82     <div id="social_icons" class="warning" style="top: 0; left: 5px; position: absolute">
  83         <script>
  84             // Opera fix
  85             if (navigator.userAgent.indexOf('Opera') == -1) {
  86               document.getElementById("social_icons").style.position = 'fixed';
  87               document.getElementById("twitter_div").style.position = 'fixed';
  88
  89             }
  90         </script>
  91
  92         <b style="display: inline-block; position: relative; top: 1px">Bookmark and share:</b>
  93
  94
  95             <div id="social">
  96                 <a title="Bookmark with delicious" href="http://delicious.com/save?jump=close&v=4&noui&jump=close&url=http://www.rgraph.net&notes=RGraph%20is%20a%20HTML5%20based%20graph%20library%20supporting%20a%20wide%20range%20of%20different%20graph%20types:Bar,%20Bipolar,%20Donut,%20Funnel,%20Gantt,%20Horizontal%20Bar,%20LED,%20Line,%20Meter,%20Odometer,%20Pie,%20Progress%20Bar,%20Rose,%20RScatter,%20Scatter%20and%20Traditional%20Radar&title=RGraph:%20HTML5%20canvas%20graph%20library%20based%20on%20the%20HTML5%20canvas%20tag" target="_blank">
  97                     <img src="../images/delicious.png" alt="Bookmark with delicious" width="22" height="22" border="0" align="absmiddle" />
  98                 </a>
  99
 100                 <a href="" target="_blank" onmouseover="if (document.getElementById('twitter_div').style.display == 'none') ShowTwitterDIV(event);" onclick="event.stopPropagation(); event.cancelBubble = true; return false">
 101                     <img src="../images/twitter.png" id="twitter_icon" alt="tweet this site" width="22" height="22" border="0" align="absmiddle" />
 102                 </a>
 103
 104 <!--
 105                 <a title="Post to Google Buzz!" href="" onclick="window.open('http://www.google.com/buzz/post?url=http://www.rgraph.net&imageurl=http://www.rgraph.net/images/logo.png', 'google_buzz_window', 'width=800,height=400,top=100,left=100'); return false">
 106                     <img src="../images/buzz.png" width="22" height="22" alt="Post to Google Buzz!" align="absmiddle" style="position: relative; top: -2px; border: 0" border="0"/>
 107                 </a>
 108
 109
 110                 <a title="Share RGraph on Facebook" href="" onclick="window.open('http://www.facebook.com/sharer.php?u=http://www.rgraph.net&t=RGraph:%20HTML5%20canvas%20graph%20library', 'facebook_window', 'width=500,height=300,top=100,left=100'); return false">
 111                     <img src="../images/facebook.png" width="22" height="22" alt="Post to Facebook" align="absmiddle" style="position: relative; top: -2px; border: 0" border="0"/>
 112                 </a>
 113
 114                 <a href="mailto:share@friendfeed.com" title="Share on FriendFeed">
 115                     <img src="../images/friendfeed.png" width="22" height="22" alt="Share on FriendFeed" border="0" align="absmiddle" />
 116                 </a>
 117
 118                 <a href="http://www.stumbleupon.com/submit?url=http://www.rgraph.net" target="_blank" title="Share on StumbleUpon" >
 119                     <img src="../images/stumble.png" alt="Stumble! this site" width="22" height="22" border="0" align="absmiddle" />
 120                 </a>
 121 -->
 122             </div>
 123     </div>
 124     <!-- /Social networking buttons -->
 125
 126     <div id="breadcrumb">
 127         <a href="../index.html">RGraph: HTML5 canvas graph library</a>
 128         >
 129         <a href="index.html">Documentation</a>
 130         >
 131         Donut chart
 132     </div>
 133
 134     <h1>RGraph: HTML5 canvas graph library - Donut chart documentation</h1>
 135     <script>
 136         if (RGraph.isIE8()) {
 137             document.write('<div style="background-color: #fee; border: 2px dashed red; padding: 5px"><b>Important</b><br /><br /> Internet Explorer 8 does not natively support the HTML5 canvas tag, so if you want to see the graphs, you can either:<ul><li>Install <a href="http://code.google.com/chrome/chromeframe/">Google Chrome Frame</a></li><li>Use ExCanvas. This is provided in the RGraph Archive.</li><li>Use another browser entirely. Your choices are Firefox 3.5+, Chrome 2+, Safari 4+ or Opera 10.5+. </li></ul> <b>Note:</b> Internet Explorer 9 fully supports the canvas tag. Click <a href="http://groups.google.com/group/rgraph/browse_thread/thread/c5651ff8c56b8f3c#" target="_blank">here</a> to see some screenshots.</div>');
 138         }
 139     </script>
 140
 141     <p>
 142         The Donut chart was formerly a separate chart, however it's now simply a variant of the Pie chart.
 143     </p>
 144
 145     <pre class="code">
 146 &lt;script&gt;
 147     window.onload = function ()
 148     {
 149         var data = [45,57,48,32];
 150
 151         var donut = new RGraph.Pie('myDonut', data);
 152         donut.Set('chart.labels', ['Jan', 'Ben', 'Mark', 'Lucy']);
 153         donut.Set('chart.linewidth', 5);
 154         donut.Set('chart.strokestyle', 'white');
 155         donut.Set('chart.tooltips', ['Jan', 'Ben', 'Mark', 'Lucy']);
 156         donut.Set('chart.variant', 'donut');
 157         donut.Draw();
 158     }
 159 &lt;/script&gt;
 160 </pre>
 161
 162     <ul>
 163         <li><a href="../examples/donut.html">Donut chart examples</a></li>
 164         <li><a href="pie.html">Pie chart documentation</a></li>
 165     </ul>
 166
 167 </body>
 168 </html>