import { NavigationExtras, ParamMap } from '@angular/router';
import { Subject, Observable } from "rxjs";
import { FilterItem } from "./filter-item.class";
import { AngularService } from "../../services/angular.service";
/** Filter utility */
export declare class Filter {
    readonly items: {
        [key: string]: FilterItem<any>;
    };
    protected changeSource: Subject<NavigationExtras>;
    $change: Observable<NavigationExtras>;
    protected paramsSource: Subject<void>;
    $params: Observable<void>;
    /**
     * Register filter
     * @param name
     * @param type
     * @param value
     * @param service
     */
    register<TValue>(name: string, type: number, value: TValue, service?: AngularService<any, any>): void;
    /**
     * Remove filter
     * @param name
     */
    remove(name: string): void;
    /**
     * Check if filter is set
     * @param name
     */
    isSet(name: string): boolean;
    /**
     * Check if filter is registered
     * @param name
     */
    isRegistered(name: string): boolean;
    /**
     * Get filter value
     * @param name
     */
    get<TValue>(name: string): TValue;
    /**
     * Set value
     * @param name
     * @param value
     * @param omit
     */
    set<TValue>(name: string, value: TValue, omit?: boolean): void;
    /**
     * Params
     * @param params
     */
    params(params: ParamMap): void;
    /** On change */
    private onChange;
}