JavaScript/jQuery Charts - Doughnut Selection

This demo illustrates how a user can select slices on the PieChart component with the doughnut series type.

www.wikipedia.org

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Backend API

$(() => { $('#pie').dxPieChart({ type: 'doughnut', dataSource, palette: 'Soft Pastel', title: 'Olympic Medals in 2008', legend: { horizontalAlignment: 'right', verticalAlignment: 'top', margin: 0, }, onPointClick(arg) { arg.target.select(); }, export: { enabled: true, }, series: [{ argumentField: 'country', valueField: 'medals', hoverStyle: { color: '#ffd700', }, }], }); });

<!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> <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="pie"></div> </div> </body> </html>

#pie { height: 440px; }

const dataSource = [{ country: 'USA', medals: 110, }, { country: 'China', medals: 100, }, { country: 'Russia', medals: 72, }, { country: 'Britain', medals: 47, }, { country: 'Australia', medals: 46, }, { country: 'Germany', medals: 41, }, { country: 'France', medals: 40, }, { country: 'South Korea', medals: 31, }];