Angular Charts - Doughnut with Multiple Series

This demo illustrates the ability of the PieChart to display multiple series on a single chart. Different series are displayed as rings inside one another.

Backend API

<dx-pie-chart id="pie" palette="ocean" type="doughnut" innerRadius="0.2" [dataSource]="exportImportData" > <dxo-pie-chart-title text="Imports/Exports of Goods and Services"> <dxo-pie-chart-subtitle text="(billion US$, 2024)"></dxo-pie-chart-subtitle> </dxo-pie-chart-title> <dxo-pie-chart-legend [visible]="true"></dxo-pie-chart-legend> <dxo-pie-chart-export [enabled]="true"></dxo-pie-chart-export> <dxo-pie-chart-common-series-settings> <dxo-pie-chart-label [visible]="false"></dxo-pie-chart-label> </dxo-pie-chart-common-series-settings> <dxo-pie-chart-tooltip [enabled]="true" format="currency" [customizeTooltip]="customizeTooltip" ></dxo-pie-chart-tooltip> <dxi-pie-chart-series name="Export" argumentField="Country" valueField="Export" ></dxi-pie-chart-series> <dxi-pie-chart-series name="Import" argumentField="Country" valueField="Import" ></dxi-pie-chart-series> </dx-pie-chart>

import { bootstrapApplication } from '@angular/platform-browser'; import { Component, enableProdMode, provideZoneChangeDetection } from '@angular/core'; import { DxPieChartModule } from 'devextreme-angular'; import { ExportImportEntry, Service } from './app.service'; if (!/localhost/.test(document.location.host)) { enableProdMode(); } @Component({ selector: 'demo-app', templateUrl: './app.component.html', styleUrls: ['./app.component.css'], providers: [Service], imports: [ DxPieChartModule, ], }) export class AppComponent { exportImportData: ExportImportEntry[]; constructor(service: Service) { this.exportImportData = service.getExportImportData(); } customizeTooltip(arg) { return { text: `${arg.argumentText}<br>${arg.seriesName}: ${arg.valueText}B` }; } } bootstrapApplication(AppComponent, { providers: [ provideZoneChangeDetection({ eventCoalescing: true, runCoalescing: true }), ], });

::ng-deep #pie { height: 440px; } ::ng-deep #pie * { margin: 0 auto; }

import { Injectable, } from '@angular/core'; export class ExportImportEntry { Country: string; Export: number; Import: number; } const exportImportData: ExportImportEntry[] = [{ Country: 'United States', Export: 2065, Import: 3359, }, { Country: 'Germany', Export: 1683, Import: 1425, }, { Country: 'Japan', Export: 707, Import: 743, }, { Country: 'United Kingdom', Export: 513, Import: 816, }, { Country: 'France', Export: 640, Import: 750, }, { Country: 'Italy', Export: 674, Import: 615, }, { Country: 'Canada', Export: 568, Import: 573, }, { Country: 'India', Export: 443, Import: 702, }, { Country: 'Brazil', Export: 337, Import: 278, }]; @Injectable() export class Service { getExportImportData(): ExportImportEntry[] { return exportImportData; } }

<!DOCTYPE html> <html 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" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/26.1.5/css/dx.light.css" /> </head> <body class="dx-viewport"> <div class="demo-container"> <demo-app>Loading...</demo-app> </div> <script src="https://cdn.jsdelivr.net/npm/zone.js@0.16.2/bundles/zone.umd.js"></script> <script src="./bundle.js" type="module"></script> </body> </html>