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Circular Gauge

Value Indicators API

Documentation

This demo shows how to use the API of the CircularGauge to change its value and subvalue indicators at runtime. To get and set the values of the indicators, the value and subvalues methods are utilized.

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$(function(){ var gauge = $("#gauge").dxCircularGauge({ scale: { startValue: 10, endValue: 40, tickInterval: 5, label: { customizeText: function (arg) { return arg.valueText + " kV"; } } }, tooltip: { enabled: true }, title: { text: "Generators Voltage (kV)", font: { size: 28 } }, value: 34, subvalues: [12, 23] }).dxCircularGauge("instance"); var mainGenerator = $("#main-generator").dxNumberBox({ value: 34, min: 10, max: 40, width: 100, showSpinButtons: true }).dxNumberBox("instance"); var additionalGeneratorOne = $("#additional-generator-one").dxNumberBox({ value: 12, min: 10, max: 40, width: 100, showSpinButtons: true }).dxNumberBox("instance"); var additionalGeneratorTwo = $("#additional-generator-two").dxNumberBox({ value: 23, min: 10, max: 40, width: 100, showSpinButtons: true }).dxNumberBox("instance"); $("#edit").dxButton({ text: "Apply", width: 100, onClick: function() { gauge.value(mainGenerator.option("value")); gauge.subvalues([additionalGeneratorOne.option("value"), additionalGeneratorTwo.option("value")]); } }); });
<!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="https://ajax.googleapis.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script> <script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery-3.1.0.min.js"%3E%3C/script%3E'))</script> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.2.4/css/dx.spa.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.2.4/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/17.2.4/css/dx.light.css" /> <script src="https://cdn3.devexpress.com/jslib/17.2.4/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 class="widget-container"> <div id="gauge"></div> </div> <div class="options"> <div class="caption">Options</div> <div class="option"> <span>Main generator</span> <div id="main-generator"></div> </div> <div class="option"> <span>Additional generator 1</span> <div id="additional-generator-one"></div> </div> <div class="option"> <span>Additional generator 2</span> <div id="additional-generator-two"></div> </div> <div class="option"> <div id="edit"></div> </div> </div> </div> </div> </body> </html>
.widget-container { margin-right: 320px; } .options { padding: 20px; background-color: rgba(191, 191, 191, 0.15); position: absolute; right: 0; top: 0; bottom: 0; width: 260px; } .caption { font-size: 18px; font-weight: 500; } .option { margin-top: 10px; } .option > span { display: inline-block; width: 155px; } .option > .dx-widget { display: inline-block; vertical-align: middle; } .option > .dx-button { float: right; }