import { InjectionToken } from '@angular/core';
import { Observable } from 'rxjs';
export declare const ARQUIVO_MANAGER_SERVICE: InjectionToken<ArquivoManagerService>;
export interface UploadEvent {
    type: 'progresso' | 'conclusao';
    progresso?: number;
    attachment?: any;
}
export interface ArquivoManagerService {
    upload(file: File, ...agrupadores: string[]): Observable<UploadEvent>;
    downloadURL(attachment: any): Observable<string>;
    fileName?(attachment: any): string;
}