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Circular Gauge

Scale Label Formatting

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This demo shows how to format the text of the scale labels using the customizeText option.

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window.onload = function() { var viewModel = { gaugeOptions: { scale: { startValue: 0, endValue: 100, tickInterval: 10, label: { customizeText: function (arg) { return arg.valueText + " %"; } } }, rangeContainer: { ranges: [ { startValue: 0, endValue: 20, color: "#CE2029" }, { startValue: 20, endValue: 50, color: "#FFD700" }, { startValue: 50, endValue: 100, color: "#228B22" } ] }, "export": { enabled: true }, title: { text: "Battery Charge", font: { size: 28 } }, value: 45 } }; ko.applyBindings(viewModel, document.getElementById("gauge-demo")); };
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <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=1.0" /> <script src="js/jquery-3.1.0.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/knockout/3.4.0/knockout-min.js"></script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.2.3/css/dx.spa.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.2.3/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/17.2.3/css/dx.light.css" /> <script src="https://cdn3.devexpress.com/jslib/17.2.3/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-demo"> <div id="gauge" data-bind="dxCircularGauge: gaugeOptions"></div> </div> </div> </body> </html>
#gauge { height: 440px; width: 100%; }