Pie Clicked Data in Angular Accumulation Chart component

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").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%' }
                ];
    }

}

import { NgModule } from '@angular/core';
import { BrowserModule } from '@angular/platform-browser';
import { AppComponent } from './app.component';
import { ChartModule } from '@syncfusion/ej2-angular-charts';
import { GridModule } from '@syncfusion/ej2-angular-grids';
import { PageService } from '@syncfusion/ej2-angular-grids';
import { AccumulationChartModule } from '@syncfusion/ej2-angular-charts';
import { DialogModule } from '@syncfusion/ej2-angular-popups';
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, AccumulationChartModule, GridModule, DialogModule
    ],
    declarations: [AppComponent],
    bootstrap: [AppComponent],
    providers: [LineSeriesService, DateTimeService, ColumnSeriesService, DataLabelService, ZoomService, StackingColumnSeriesService, CategoryService,
        StepAreaSeriesService, SplineSeriesService, ChartAnnotationService, LegendService, TooltipService, StripLineService,
        PieSeriesService, AccumulationTooltipService, ScrollBarService, AccumulationDataLabelService, SelectionService, ScatterSeriesService,
        PageService, AreaSeriesService, RangeAreaSeriesService ]
})
export class AppModule { }

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

enableProdMode();
platformBrowserDynamic().bootstrapModule(AppModule);