Click data in Angular Chart component

27 Sep 20235 minutes to read

By using the pointClick event, you can get the chart data of clicked area.

To show the clicked area data from pie, follow the given steps:

Step 1:

By using the pointClick event, you can get the args.point.x and args.point.y values.

app.component.ts

import { Component, OnInit } from '@angular/core';
import { IAccTooltipRenderEventArgs, IPointEventArgs } from '@syncfusion/ej2-angular-charts';
@Component({
    selector: 'app-container',
    template: `<ejs-accumulationchart id="chart-container" [tooltip]='tooltip' [title]='title' (pointClick)='pointClick($event)'>
        <e-accumulation-series-collection>
            <e-accumulation-series [dataSource]='piedata' xName='x' yName='y' [dataLabel]='datalabel' radius="70%"></e-accumulation-series>
        </e-accumulation-series-collection>
    </ejs-accumulationchart>
     <label id="lbl"></label>  `
})
export class AppComponent implements OnInit {
    public piedata?: Object[];
    public datalabel?: Object;
    public tooltip?: Object;
    public title?: String;
    public pointClick(args: IPointEventArgs): void {
        (document.getElementById("lbl") as HTMLElement ).innerText = "X : "+ args.point.x + "\nY : "+ args.point.y;
    };
    ngOnInit(): void {
        this.datalabel = { visible: true };
        this.tooltip = {enable: true};
        this.title = 'Mobile Browser Statistics';
        this.piedata = [
                   { 'x': 'Chrome', y: 37, text: '37%' }, { 'x': 'UC Browser', y: 17, text: '17%' },
                    { 'x': 'iPhone', y: 19, text: '19%' },
                    { 'x': 'Others', y: 4, text: '4%' }, { 'x': 'Opera', y: 11, text: '11%' },
                    { 'x': 'Android', y: 12, text: '12%' }
                ];
    }

}

app.module.ts

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { AppComponent } from './app.component';
import { ChartModule, ChartAllModule, AccumulationChartAllModule } from '@syncfusion/ej2-angular-charts';
import { AccumulationChartModule } from '@syncfusion/ej2-angular-charts';
import { PieSeriesService, AccumulationTooltipService, AccumulationDataLabelService } from '@syncfusion/ej2-angular-charts';
import {
    LineSeriesService, DateTimeService, DataLabelService, StackingColumnSeriesService, CategoryService,
    StepAreaSeriesService, SplineSeriesService, ScrollBarService, ChartAnnotationService, LegendService, TooltipService, StripLineService,
    SelectionService, ScatterSeriesService, ZoomService, ColumnSeriesService, AreaSeriesService, RangeAreaSeriesService
} from '@syncfusion/ej2-angular-charts';

/**
 * Module
 */
@NgModule({
    imports: [
        BrowserModule, ChartModule, ChartAllModule, AccumulationChartAllModule, AccumulationChartModule
    ],
    declarations: [AppComponent],
    bootstrap: [AppComponent],
    providers: [LineSeriesService, DateTimeService, ColumnSeriesService, DataLabelService, ZoomService, StackingColumnSeriesService, CategoryService,
        StepAreaSeriesService, SplineSeriesService, ChartAnnotationService, LegendService, TooltipService, StripLineService,
        PieSeriesService, AccumulationTooltipService, ScrollBarService, AccumulationDataLabelService, SelectionService, ScatterSeriesService,
        AreaSeriesService, RangeAreaSeriesService ]
})
export class AppModule { }

main.ts

import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { enableProdMode } from '@angular/core';
import { AppModule } from './app.module';

import 'zone.js';
enableProdMode();
platformBrowserDynamic().bootstrapModule(AppModule);