source: Dev/trunk/RGraph/docs/adjusting_vprogress.html @ 158

Last change on this file since 158 was 77, checked in by fpvanagthoven, 14 years ago

RGraph
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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 - VProgress bar</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 - VProgress bar" />
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.vprogress.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 vprogress = new RGraph.VProgress('myc', 83, 100, 0);
42            vprogress.Set('chart.color', 'red');
43            vprogress.Set('chart.adjustable', true);
44            vprogress.Set('chart.margin', 5);
45            vprogress.Set('chart.tickmarks.inner', true);
46            vprogress.Set('chart.label.inner', true);
47            vprogress.Set('chart.units.post', '%');
48            vprogress.Set('chart.gutter.right', 45);
49            vprogress.Draw();
50           
51            RGraph.AddCustomEventListener(vprogress, 'onadjustbegin', function (obj) {document.getElementById("output").value += 'Value before adjustment: ' + obj.value + '\n';});
52            RGraph.AddCustomEventListener(vprogress, 'onadjustend', function (obj) {document.getElementById("output").value += 'Value after adjustment: ' + obj.value + '\n';});
53        }
54    </script>
55
56
57    <script>
58      var _gaq = _gaq || [];
59      _gaq.push(['_setAccount', 'UA-54706-2']);
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65        var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
66      })();
67    </script>
68</head>
69
70<body>
71
72   
73    <!-- Social networking buttons -->
74        <div id="social_icons" class="warning" style="border-radius: 10px; top: 1px; position: fixed">
75            <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>
76            <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>
77        </div>
78
79        <script>
80            // Opera fix
81            if (navigator.userAgent.indexOf('Opera') == -1) {
82              document.getElementById("social_icons").style.position = 'fixed';
83            }
84        </script>
85    <!-- Social networking buttons -->
86
87    <div id="breadcrumb">
88        <a href="../index.html">RGraph: Javascript charts and graph library</a>
89        >
90        <a href="index.html">Documentation</a>
91        >
92        <a href="adjusting.html">Adjusting charts interactively</a>
93        >
94        VProgress bar
95    </div>
96
97    <h1>RGraph: <span>Javascript charts and graph library</span> - Adjusting your charts interactively - VProgress bar</h1>
98
99    <script>
100        if (RGraph.isIE8()) {
101            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>');
102        }
103    </script>
104   
105    <canvas id="myc" width="150" height="600" style="border: 1px dashed gray; float: left; margin-right: 5px">[No canvas support]</canvas>
106
107    <p>
108        Nothing pertinent is kept in the registry. If you wish to get the new value of the progress you can check
109        <i>obj.value</i>. If you want the value before the adjustment, you can check the value
110        with the <i>onadjustbegin</i> event (instead of the <i>onadjustend</i> event).
111    </p>
112   
113    <textarea id="output" style="width: 500px; height: 200px" readonly></textarea>
114
115    <br clear="all" />
116
117    <pre class="code" style="float: left">
118&lt;script&gt;
119    window.onload = function (e)
120    {
121        var vprogress = new RGraph.VProgress('myc', 83, 100, 0);
122        vprogress.Set('chart.color', 'red');
123        vprogress.Set('chart.adjustable', true);
124        vprogress.Set('chart.margin', 5);
125        vprogress.Set('chart.tickmarks.inner', true);
126        vprogress.Set('chart.label.inner', true);
127        vprogress.Set('chart.units.post', '%');
128        vprogress.Set('chart.gutter.right', 45);
129        vprogress.Draw();
130       
131        RGraph.AddCustomEventListener(vprogress, 'onadjustbegin', function (obj) {document.getElementById("output").value += 'Value before adjustment: ' + obj.value + '\n';});
132        RGraph.AddCustomEventListener(vprogress, 'onadjustend', function (obj) {document.getElementById("output").value += 'Value after adjustment: ' + obj.value + '\n';});
133    }
134&lt;/script&gt;
135</pre>
136</body>
137</html>
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