source: Dev/trunk/RGraph/docs/adjusting_rose.html @ 77

Last change on this file since 77 was 77, checked in by fpvanagthoven, 14 years ago

RGraph
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[77]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
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20    -->
21    <title>RGraph: Javascript charts and graph library - Adjusting your charts interactively - Rose chart</title>
22   
23    <meta name="keywords" content="rgraph html5 canvas chart adjusting docs " />
24    <meta name="description" content="RGraph: Javascript charts and graph library - Documentation about adjusting your charts - Rose chart" />
25   
26    <meta property="og:title" content="RGraph: Javascript charts and graph library" />
27    <meta property="og:description" content="A chart library based on the HTML5 canvas tag" />
28    <meta property="og:image" content="http://www.rgraph.net/images/logo.png"/>
29
30    <link rel="stylesheet" href="../css/website.css" type="text/css" media="screen" />
31    <link rel="icon" type="image/png" href="../images/favicon.png">
32   
33    <script src="../libraries/RGraph.common.core.js" ></script>
34    <script src="../libraries/RGraph.common.adjusting.js" ></script>
35    <script src="../libraries/RGraph.rose.js" ></script>
36    <!--[if IE 8]><script src="../excanvas/excanvas.original.js"></script><![endif]-->
37
38    <script>
39        window.onload = function (e)
40        {
41            var rose = new RGraph.Rose('cvs',[4,3,5,6,2,1,4]);
42            rose.Set('chart.colors.alpha', 0.5);
43            rose.Set('chart.colors.sequential', true);
44            rose.Set('chart.adjustable', true);
45            rose.Set('chart.labels', ['Olga','Kev','Bob','Charlie','Pete','John','Fred']);
46            rose.Draw();
47           
48            RGraph.AddCustomEventListener(rose, 'onadjustend', function (obj) {p(RGraph.Registry.Get('chart.adjusting.rose.cvs'));});
49        }
50    </script>
51
52
53    <script>
54      var _gaq = _gaq || [];
55      _gaq.push(['_setAccount', 'UA-54706-2']);
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61        var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
62      })();
63    </script>
64</head>
65
66<body>
67
68   
69    <!-- Social networking buttons -->
70        <div id="social_icons" class="warning" style="border-radius: 10px; top: 1px; position: fixed">
71            <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%20javascript%20charts%20library%20supporting%20a%20wide%20range%20of%20different%20charts%20types&title=RGraph:Javascript%20charts%20and%20graphs%20library" target="_blank"><img src="../images/delicious.png" alt="Bookmark with delicious" width="22" height="22" border="0" align="absmiddle" /></a>
72            <a href="http://twitter.com/home/?status=RGraph%3A%20Javascript+charts+and+graph+library+http%3A%2F%2Fwww.rgraph.net+%23rgraph+%23html5+%23canvas+%23javascript+%23charts+@_rgraph" target="_blank"><img src="../images/twitter.png" id="twitter_icon" alt="tweet this site" width="22" height="22" border="0" align="absmiddle" /></a>
73        </div>
74
75        <script>
76            // Opera fix
77            if (navigator.userAgent.indexOf('Opera') == -1) {
78              document.getElementById("social_icons").style.position = 'fixed';
79            }
80        </script>
81    <!-- Social networking buttons -->
82
83    <div id="breadcrumb">
84        <a href="../index.html">RGraph: Javascript charts and graph library</a>
85        >
86        <a href="index.html">Documentation</a>
87        >
88        <a href="adjusting.html">Adjusting charts interactively</a>
89        >
90        Rose chart
91    </div>
92
93    <h1>RGraph: <span>Javascript charts and graph library</span> - Adjusting your charts interactively - Rose chart</h1>
94
95    <script>
96        if (RGraph.isIE8()) {
97            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 charts, 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://support.rgraph.net/message/rgraph-in-internet-explorer-9.html" target="_blank">here</a> to see some screenshots.</div>');
98        }
99    </script>
100   
101    <canvas id="cvs" width="450" height="400" style="float: right">[No canvas support]</canvas>
102   
103    <div>
104        <p>
105            The Rose chart can be adjusted by clicking and dragging the segments to the desired size. When the <i>onadjustend</i> event fires
106            you can get the following segment information from <i>RGraph.Registry.Get('chart.adjusting.rose.myrose')</i> (where <i>myrose</i>
107            is the canvas ID):
108           
109            <ul>
110                <li>X coordinate</li>
111                <li>Y coordinate</li>
112                <li>The radius of the segment</li>
113                <li>Start angle (in DEGREES)</li>
114                <li>End angle (in DEGREES)</li>
115                <li>Numerical index of the segment, starting at the north axis and going clockwise.</li>
116            </ul>
117        </p>
118    </div>
119
120
121    <br clear="all" />
122
123    <pre class="code">
124&lt;script&gt;
125    window.onload = function (e)
126    {
127        var rose = new RGraph.Rose('cvs',[4,3,5,6,2,1,4]);
128        rose.Set('chart.colors.alpha', 0.5);
129        rose.Set('chart.adjustable', true);
130        rose.Set('chart.labels', ['Olga','Kev','Bob','Charlie','Pete','John','Fred']);
131        rose.Draw();
132       
133        RGraph.AddCustomEventListener(rose, 'onadjustend', function (obj) {p(RGraph.Registry.Get('chart.adjusting.rose.cvs'));});
134    }
135&lt;/script&gt;
136</pre>
137
138</body>
139</html>
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