source: Dev/trunk/RGraph/examples/meter.html @ 132

Last change on this file since 132 was 77, checked in by fpvanagthoven, 14 years ago

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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 - meter charts</title>
22   
23    <meta name="keywords" content="rgraph html5 canvas example meter charts" />
24    <meta name="description" content="RGraph: Javascript charts and graph library - Meter charts examples" />
25   
26    <meta property="og:title" content="RGraph: Javascript charts and graph library" />
27    <meta property="og:description" content="A charts 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.context.js" ></script>
35    <script src="../libraries/RGraph.common.annotate.js" ></script>
36    <script src="../libraries/RGraph.common.tooltips.js" ></script>
37    <script src="../libraries/RGraph.common.zoom.js" ></script>
38    <script src="../libraries/RGraph.common.resizing.js" ></script>
39    <script src="../libraries/RGraph.meter.js" ></script>
40    <!--[if IE 8]><script src="../excanvas/excanvas.original.js"></script><![endif]-->
41
42    <script>
43        window.onload = function ()
44        {
45            var meter1 = new RGraph.Meter('meter1', 50, 100, 58);
46           
47            var grad1 = meter1.context.createRadialGradient(meter1.canvas.width / 2,meter1.canvas.height - 25,0,meter1.canvas.width / 2,meter1.canvas.height - 25,200);
48            grad1.addColorStop(0, 'green');
49            grad1.addColorStop(1, 'white');
50           
51            var grad2 = meter1.context.createRadialGradient(meter1.canvas.width / 2, meter1.canvas.height - 25,0,meter1.canvas.width / 2, meter1.canvas.height - 25,200);
52            grad2.addColorStop(0, 'yellow');
53            grad2.addColorStop(1, 'white');
54           
55            var grad3 = meter1.context.createRadialGradient(meter1.canvas.width / 2, meter1.canvas.height - 25,0,meter1.canvas.width / 2, meter1.canvas.height - 25,200);
56            grad3.addColorStop(0, 'red');
57            grad3.addColorStop(1, 'white');
58           
59            //meter1.Set('chart.contextmenu', [['Zoom in', RGraph.Zoom], ['Show palette', RGraph.Showpalette], ['Clear annotations', function () {RGraph.Clear(meter1.canvas); meter1.Draw();}], null, ['Cancel', function () {}]]);
60            meter1.Set('chart.annotatable', true);
61            meter1.Set('chart.labels.position', 'inside');
62            meter1.Set('chart.title', 'A sample measurement');
63            meter1.Set('chart.title.vpos', 0.5);
64            meter1.Set('chart.title.color', 'black');
65            meter1.Set('chart.green.color', grad1);
66            meter1.Set('chart.yellow.color', grad2);
67            meter1.Set('chart.red.color', grad3);
68            meter1.Set('chart.shadow', true);
69            meter1.Set('chart.shadow.color', 'gray');
70            meter1.Set('chart.shadow.offsetx', 0);
71            meter1.Set('chart.shadow.offsety', 0);
72            meter1.Set('chart.shadow.blur', 15);
73            meter1.Set('chart.zoom.hdir', 'center');
74            meter1.Set('chart.zoom.vdir', 'center');
75            meter1.Set('chart.contextmenu', [['Clear', function () {RGraph.Clear(meter1.canvas); meter1.Draw();}]]);
76           
77            meter1.Set('chart.tickmarks.small.num', 100);
78            meter1.Set('chart.tickmarks.big.num', 10);
79            meter1.Set('chart.tickmarks.small.color', '#bbb');
80            meter1.Set('chart.tickmarks.big.color', 'black');
81            meter1.Set('chart.scale.decimals', 1);
82            meter1.Draw();
83
84            var meter2 = new RGraph.Meter('meter2', 0, 10, 5);
85            meter2.Set('chart.units.post', 'kg');
86            meter2.Set('chart.red.start', 0);
87            meter2.Set('chart.red.end', 3);
88            meter2.Set('chart.yellow.start', 3);
89            meter2.Set('chart.yellow.end', 6);
90            meter2.Set('chart.green.start', 6);
91            meter2.Set('chart.green.end', 10);
92            meter2.Draw();
93        }
94    </script>
95
96    <script>
97      var _gaq = _gaq || [];
98      _gaq.push(['_setAccount', 'UA-54706-2']);
99      _gaq.push(['_trackPageview']);
100   
101      (function() {
102        var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
103        ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
104        var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
105      })();
106    </script>
107</head>
108<body>
109
110   
111    <!-- Social networking buttons -->
112        <div id="social_icons" class="warning" style="border-radius: 10px; top: 1px; position: fixed">
113            <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>
114            <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>
115        </div>
116
117        <script>
118            // Opera fix
119            if (navigator.userAgent.indexOf('Opera') == -1) {
120              document.getElementById("social_icons").style.position = 'fixed';
121            }
122        </script>
123    <!-- Social networking buttons -->
124
125
126    <h1>RGraph: <span>Javascript charts and graph library</span> - Meter charts</h1>
127
128    <script>
129        if (RGraph.isIE8()) {
130            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>');
131        }
132    </script>
133
134
135    <div id="breadcrumb">
136        <a href="../index.html">RGraph: Javascript charts and graph library</a>
137        >
138        <a href="./index.html">Examples</a>
139        >
140        Meter
141    </div>
142   
143    <div>
144        <p>
145            Meter charts are similar to Odometer charts albeit only a semi-circle and not a full circle. It can be better when trying illustrate
146            a particular level, but only have a limited amount of space. It could also be quite effective as part of a control panel.
147        </p>
148       
149        <p></p>
150    </div>
151
152    <div>
153        <ul>
154            <li><a href="../docs/meter.html">Meter charts API documentation</a></li>
155        </ul>
156    </div>
157   
158    <div style="text-align: center">
159        <canvas id="meter1" width="400" height="250"><div class="canvasfallback">[No canvas support]</div></canvas>
160        &nbsp;&nbsp;&nbsp;&nbsp;
161        <canvas id="meter2" width="400" height="250"><div class="canvasfallback">[No canvas support]</div></canvas>
162    </div>
163
164</body>
165</html>
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