import { BehaviorSubject } from 'rxjs';
import { LoaderState } from '../model/loader-state.model';
import * as i0 from "@angular/core";
/**
 * * Serviço para o componente de Loader.
 */
export declare class LoaderService {
    private readonly loaderSubject;
    constructor();
    /**
     * * Mostrar Loader.
     * @param message mensagem a ser exibida
     */
    show(message?: string | null): void;
    /**
     * * Esconder loader.
     */
    hide(): void;
    private doNext;
    getLoader(): BehaviorSubject<LoaderState>;
    static ɵfac: i0.ɵɵFactoryDeclaration<LoaderService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<LoaderService>;
}