JavaScript/jQuery Gauges - Gauge Tooltip

This demo shows how to enable and customize the tooltip of the CircularGauge. Hover over the value indicator or any of the subvalue indicators to show its tooltip.

Was this demo helpful?

Thank you!

Feel free to share demo-related thoughts here.
If you have technical questions, please create a support ticket in the DevExpress Support Center.

Thank you for the feedback!

Backend API

$(() => { $('#gauge').dxCircularGauge({ scale: { startValue: 0, endValue: 20, tickInterval: 5, }, value: 12, subvalues: [8, 18], tooltip: { enabled: true, customizeTooltip(arg) { return { text: `${arg.valueText} ohm`, }; }, font: { color: '#DCD0FF', size: 40, }, }, export: { enabled: true, }, title: { text: 'Rheostat Resistance', font: { size: 28 }, }, }); });

<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml" lang="en"> <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0" /> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script> <script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/24.2.3/css/dx.light.css" /> <script src="js/dx.all.js"></script> <link rel="stylesheet" type="text/css" href="styles.css" /> <script src="index.js"></script> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="gauge"></div> </div> </body> </html>

#gauge { height: 440px; width: 100%; }