API - Display a Tooltip

Documentation

This demo illustrates how to show and hide the point’s tooltip with the API. To test this feature, select a continent from the drop-down menu under the PieChart or click a point directly in the PieChart.

See more Hide details

Prev Demo Next Demo

www.wikipedia.org

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.

Send Feedback

Thank you!
We appreciate your feedback.

jQuery

Angular

Vue

React

AngularJS

ASP.NET Core

ASP.NET MVC

Backend API

Copy to CodePen

Apply

Reset

$(() => { const chart = $('#chart').dxPieChart({ type: 'doughnut', palette: 'Soft Pastel', dataSource, title: 'The Population of Continents and Regions', tooltip: { enabled: false, format: 'millions', customizeTooltip(arg) { return { text: `${arg.argumentText}<br/>${arg.valueText}`, }; }, }, size: { height: 350, }, onPointClick(e) { const point = e.target; point.showTooltip(); region.option('value', point.argument); }, legend: { visible: false, }, series: [{ argumentField: 'region', }], }).dxPieChart('instance'); const region = $('#selectbox').dxSelectBox({ width: 250, dataSource, displayExpr: 'region', valueExpr: 'region', placeholder: 'Choose region', onValueChanged(data) { chart.getAllSeries()[0].getPointsByArg(data.value)[0].showTooltip(); }, }).dxSelectBox('instance'); });

<!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/3.5.1/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/22.2.6/css/dx.light.css" /> <script src="https://cdn3.devexpress.com/jslib/22.2.6/js/dx.all.js"></script> <script src="data.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="chart"></div> <div class="controls-pane"> <div id="selectbox"></div> </div> </div> </body> </html>

.controls-pane { margin-top: 20px; text-align: center; } .dx-selectbox { display: inline-block; }

const dataSource = [{ region: 'Asia', val: 4119626293, }, { region: 'Africa', val: 1012956064, }, { region: 'Northern America', val: 344124520, }, { region: 'Latin America and the Caribbean', val: 590946440, }, { region: 'Europe', val: 727082222, }, { region: 'Oceania', val: 35104756, }];