Your search did not match any results.
Doughnut Charts

Doughnut

Documentation
This demo illustrates the PieChart widget with the doughnut series type, which is often used when comparing the percentage values of different point arguments within a series.
www.geohive.com
Copy to Plunker
Apply
Reset
<dx-pie-chart id="pie" type="doughnut" title="The Population of Continents and Regions" palette="Soft Pastel" [dataSource]="populationByRegions"> <dxi-series argumentField="region"> <dxo-label [visible]="true" format="millions"> <dxo-connector [visible]="true"></dxo-connector> </dxo-label> </dxi-series> <dxo-export [enabled]="true"></dxo-export> <dxo-legend [margin]="0" horizontalAlignment="right" verticalAlignment="top"></dxo-legend> <dxo-tooltip [enabled]="true" [customizeTooltip]="customizeTooltip" format="millions"> </dxo-tooltip> </dx-pie-chart>
import { NgModule, Component, enableProdMode } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { DxPieChartModule } from 'devextreme-angular'; import { PopulationByRegion, Service } from './app.service'; import { PercentPipe } from '@angular/common'; if(!/localhost/.test(document.location.host)) { enableProdMode(); } @Component({ selector: 'demo-app', templateUrl: 'app/app.component.html', styleUrls: ['app/app.component.css'], providers: [Service] }) export class AppComponent { pipe: any = new PercentPipe("en-US"); populationByRegions: PopulationByRegion[]; constructor(service: Service) { this.populationByRegions = service.getPopulationByRegions(); } customizeTooltip = (arg: any) => { return { text: arg.valueText + " - " + this.pipe.transform(arg.percent, "1.2-2") }; } } @NgModule({ imports: [ BrowserModule, DxPieChartModule ], declarations: [AppComponent], bootstrap: [AppComponent] }) export class AppModule { } platformBrowserDynamic().bootstrapModule(AppModule);
/deep/ #pie { height: 440px; }
import { Injectable } from '@angular/core'; export class PopulationByRegion { region: string; val: number; } let populationByRegions: PopulationByRegion[] = [{ 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 }]; @Injectable() export class Service { getPopulationByRegions(): PopulationByRegion[] { return populationByRegions; } }
// In real applications, you should not transpile code in the browser. You can see how to create your own application with Angular and DevExtreme here: // https://github.com/DevExpress/devextreme-angular/blob/master/README.md System.config({ transpiler: 'ts', typescriptOptions: { module: "commonjs", emitDecoratorMetadata: true, experimentalDecorators: true }, meta: { 'typescript': { "exports": "ts" } }, paths: { 'npm:': 'https://unpkg.com/' }, map: { 'ts': 'npm:plugin-typescript@7.0.6/lib/plugin.js', 'typescript': 'npm:typescript@2.2.2/lib/typescript.js', '@angular/core': 'npm:@angular/core@4.1.0/bundles/core.umd.js', '@angular/common': 'npm:@angular/common@4.1.0/bundles/common.umd.js', '@angular/compiler': 'npm:@angular/compiler@4.1.0/bundles/compiler.umd.js', '@angular/platform-browser': 'npm:@angular/platform-browser@4.1.0/bundles/platform-browser.umd.js', '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic@4.1.0/bundles/platform-browser-dynamic.umd.js', '@angular/http': 'npm:@angular/http@4.1.0/bundles/http.umd.js', '@angular/router': 'npm:@angular/router@4.1.0/bundles/router.umd.js', '@angular/forms': 'npm:@angular/forms@4.1.0/bundles/forms.umd.js', 'rxjs': 'npm:rxjs@5.3.1', 'devextreme': 'npm:devextreme@17.1', 'jquery': 'npm:jquery@3.1.1/dist/jquery.min.js', 'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js', 'devextreme-angular': 'npm:devextreme-angular@17.1' }, packages: { 'app': { main: './app.component.ts', defaultExtension: 'ts' }, 'devextreme': { defaultExtension: 'js' }, 'devextreme-angular': { main: 'index.js', defaultExtension: 'js' } } });
<!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" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.1.7/css/dx.spa.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/17.1.7/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/17.1.7/css/dx.light.css" /> <script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script> <script src="https://unpkg.com/zone.js@0.6.25/dist/zone.js"></script> <script src="https://unpkg.com/reflect-metadata@0.1.3/Reflect.js"></script> <script src="https://unpkg.com/systemjs@0.19.31/dist/system.js"></script> <script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=Intl.~locale.en"></script> <script src="config.js"></script> <script> System.import('app').catch(console.error.bind(console)); </script> </head> <body class="dx-viewport"> <div class="demo-container"> <demo-app>Loading...</demo-app> </div> </body> </html>