import { OnDestroy } from '@angular/core';
import { Observable } from 'rxjs';
import { SnFilter, SnFilterColumn } from './filter.types';
import * as i0 from "@angular/core";
export declare class SnFilterService implements OnDestroy {
    private destroy$;
    private filter$;
    filterDistinct$: Observable<SnFilter[]>;
    filterParams$: Observable<SnFilter[]>;
    updateFilter(filter: SnFilter[]): void;
    updateEvalValues(newValues: any, id: number, parentId: number): void;
    addFilter(key: string, parentId: number, columns: SnFilterColumn[]): void;
    removeFilter(id: number, parentId: number): void;
    private getNewIndexId;
    private createFilterEvaluation;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SnFilterService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SnFilterService>;
}