Doughnut with Multiple Series
Documentation
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.
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<dx-pie-chart
id="pie"
palette="ocean"
type="doughnut"
innerRadius="0.2"
[dataSource]="exportImportData">
<dxo-title
text="Imports/Exports of Goods and Services">
<dxo-subtitle
text="(billion US$, 2012)"></dxo-subtitle>
</dxo-title>
<dxo-legend [visible]="true"></dxo-legend>
<dxo-export [enabled]="true"></dxo-export>
<dxo-common-series-settings>
<dxo-label [visible]="false"></dxo-label>
</dxo-common-series-settings>
<dxo-tooltip
[enabled]="true"
format="currency"
[customizeTooltip]="customizeTooltip"></dxo-tooltip>
<dxi-series
name="Export"
argumentField="Country"
valueField="Export"></dxi-series>
<dxi-series
name="Import"
argumentField="Country"
valueField="Import"></dxi-series>
</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 { ExportImportEntry, Service } from './app.service';
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 {
exportImportData: ExportImportEntry[];
constructor(service: Service) {
this.exportImportData = service.getExportImportData();
}
customizeTooltip(arg) {
return { text: arg.argumentText + "<br>" + arg.seriesName + ": " + arg.valueText + "B" };
}
}
@NgModule({
imports: [
BrowserModule,
DxPieChartModule
],
declarations: [AppComponent],
bootstrap: [AppComponent]
})
export class AppModule { }
platformBrowserDynamic().bootstrapModule(AppModule);
::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;
}
let exportImportData: ExportImportEntry[] = [{
Country: "Brazil",
Export: 243,
Import: 233
}, {
Country: "Russia",
Export: 529,
Import: 335
}, {
Country: "India",
Export: 293,
Import: 489
}, {
Country: "China",
Export: 2049,
Import: 1818
}, {
Country: "Japan",
Export: 799,
Import: 886
}, {
Country: "USA",
Export: 1547,
Import: 2335
}, {
Country: "Canada",
Export: 455,
Import: 475
}, {
Country: "France",
Export: 569,
Import: 674
}, {
Country: "England",
Export: 468,
Import: 680
}, {
Country: "Germany",
Export: 1407,
Import: 1167
}];
@Injectable()
export class Service {
getExportImportData(): ExportImportEntry[] {
return exportImportData;
}
}
// 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://js.devexpress.com/Documentation/Guide/Angular_Components/Getting_Started/Create_a_DevExtreme_Application/
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};
System.config(window.config);
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
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