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import { AfterViewInit, Component, ElementRef, Input, OnInit, ViewChild } from '@angular/core';
import {Chart} from 'node_modules/chart.js';
@Component({
selector: 'app-doughnut-chart',
templateUrl: './doughnut-chart.component.html',
styleUrls: ['./doughnut-chart.component.css']
})
export class DoughnutChartComponent implements AfterViewInit {
@Input()width: number = 800;
@Input()height: number = 450;
@ViewChild('doughnut') chartRef!: ElementRef;
constructor() { }
ngAfterViewInit(): void {
const myChart = new Chart(this.chartRef.nativeElement, {
type: 'doughnut',
data: {
labels: ["Africa", "Asia", "Europe", "Latin America", "North America"],
datasets: [{
label: "Population (millions)",
backgroundColor: ["#3e95cd", "#8e5ea2","#3cba9f","#e8c3b9","#c45850"],
data: [2478,5267,734,784,433]
}]
},
/*options: {
title: {
display: true,
text: 'Predicted world population (millions) in 2050'
}
}*/
});
}
}
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