import { HttpClient } from '@angular/common/http';
import { Observable } from 'rxjs';
import { StopTime } from './models/cluster-stoptimes.model';
import * as i0 from "@angular/core";
export declare class RealtimeDataService {
    private http;
    constructor(http: HttpClient);
    getClusterStoptimes(cluster: string, line?: string): Observable<StopTime[]>;
    /**
     * We don't need all patterns (multiple patterns, same direction).
     * Merge stoptimes using the pattern.lastStop property.
     */
    mergeStopTimes(stopTimes: StopTime[]): StopTime[];
    filterStopTimes(stopTimes: StopTime[]): StopTime[];
    /**
     * Sort stoptimes by the first time object on each stoptimes (using realtimeDeparture OR scheduledDeparture and serviceDay properties).
     * The times property of each stoptimes must be sorted before using this method.
     */
    sortStopTimes(a: StopTime, b: StopTime): 0 | 1 | -1;
    /**
     * Sort the times array of a stoptime.
     */
    sortTimes(stopTime: StopTime): StopTime;
    parseStopTimes(stopTimes: StopTime[]): StopTime[];
    static ɵfac: i0.ɵɵFactoryDeclaration<RealtimeDataService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<RealtimeDataService>;
}