import { Component } from '@angular/core';
import { Triangle } from './triangle';

@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.css']
})
export class AppComponent {
  title = 'triangle';
  base: string;
  height: string;
  area: string;
  
  constructor() {
    this.base = '';
    this.height = '';
    this.area = '';
  }
  calcArea(): any {
    let triangle = new Triangle();
    triangle.base = Number(this.base);
    triangle.height = Number(this.height);
    triangle.calcArea();
    this.area = String(triangle.area);
  }
}