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<title>RGraph: HTML5 Javascript charts library - rose charts</title>
<meta name="keywords" content="rgraph html5 canvas example rose charts" />
<meta name="description" content="RGraph: HTML5 Javascript charts library - Rose charts example" />
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<meta property="og:description" content="A charts library based on the HTML5 canvas tag" />
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<script src="../libraries/RGraph.common.tooltips.js" ></script>
<script src="../libraries/RGraph.common.effects.js" ></script>
<script src="../libraries/RGraph.rose.js" ></script>
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<script>
window.onload = function ()
{
var rose1 = new RGraph.Rose('rose3', [[4,5,2],[3,5,4],[2,9,4],[1,8,5],[3,6,7],[4,8,5],[6,5,8],[6,9,8]]);
// Rose chart now supports functions as tooltips
rose1.Set('chart.tooltips',
function (index)
{
if (index % 3 == 0) {
return 'Julie';
} else if (index % 3 == 1) {
return 'Frederick';
} else if (index % 3 == 2) {
return 'Jobe';
}
}
);
rose1.Set('chart.colors.alpha', 0.5);
rose1.Set('chart.labels', ['NE','E','SE','S','SW','W','NW','']);
rose1.Set('chart.labels.position', 'edge');
rose1.Set('chart.margin', 5);
//rose1.Draw();
RGraph.Effects.Rose.Grow(rose1);
var rose2= new RGraph.Rose('rose4', [[45,75],[45,23],[45,26],[78,4],[49,12],[49,21],[40,18],[48,12],[43,23],[45,12]]);
rose2.Set('chart.colors.alpha', 0.5);
rose2.Set('chart.colors.sequential', true);
rose2.Set('chart.labels', ['Fred','Julie','Denise','Cynthia','Peter','Wez','Noddy','James','Jimmy','Craig']);
rose2.Set('chart.labels.position', 'edge');
rose2.Set('chart.variant', 'non-equi-angular');
rose2.Set('chart.tooltips', ['Fred','Julie','Denise','Cynthia','Peter','Wez','Noddy','James','Jimmy','Craig']);
rose2.Draw();
}
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<a href="../index.html">RGraph: HTML5 Javascript charts library</a>
>
<a href="./index.html">Examples</a>
>
Rose charts
</div>
<h1>RGraph: <span>HTML5 Javascript charts library</span> - Rose charts</h1>
<script>
if (RGraph.isIE8()) {
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.</div>');
}
</script>
<p>
The Rose chart was formally called the Pseudo-Radar chart.
</p>
<ul>
<li><a href="../docs/rose.html">Rose charts API documentation</a></li>
</ul>
<div style="display: inline-block; text-align: center; font-family: Verdana">
<b>A stacked Rose chart</b><br />
<canvas id="rose3" width="450" height="350">[No canvas support]</canvas>
</div>
<div style="display: inline-block; text-align: center; font-family: Verdana">
<b>A "non-equi-angular" Rose chart</b><br />
<canvas id="rose4" width="450" height="350">[No canvas support]</canvas>
</div>
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