zoom.pipe.ts
0ab1df5951becrossref-editor

zoom.pipe.ts
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			import { Pipe, PipeTransform } from '@angular/core';

			interface ZoomObject {
			zoomFactor: number;
			changeValue: number;
			}

			@Pipe({
			name: 'zoomTitle'
			})
			export class ZoomPipe implements PipeTransform {

			transform(zoom: ZoomObject): string {
			return (zoom.zoomFactor+zoom.changeValue < 0) ? Math.round(zoom.zoomFactor50) + '%' : Math.round((zoom.zoomFactor+zoom.changeValue)100) + '%';
			}

			}