import { PipeTransform } from '@angular/core';
import * as i0 from "@angular/core";
export declare class GetObjectLengthPipe implements PipeTransform {
    /**
     * get object length where the value is true
     * @param itemsMap
     */
    transform(itemsMap: {
        [key: number]: boolean;
    }): number;
    static ɵfac: i0.ɵɵFactoryDeclaration<GetObjectLengthPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<GetObjectLengthPipe, "objectLengthWhereValueTrue", true>;
    static ɵprov: i0.ɵɵInjectableDeclaration<GetObjectLengthPipe>;
}