import type { DateTime } from "luxon";
import { SeismogramDisplayData } from "./seismogram.mjs";
export declare const SORT_NONE = "none";
export declare const SORT_DISTANCE = "distance";
export declare const SORT_AZIMUTH = "azimuth";
export declare const SORT_BACKAZIMUTH = "backazimuth";
export declare const SORT_ALPHABETICAL = "alphabetical";
export declare const SORT_STARTTIME = "starttime";
export declare const SORT_ORIGINTIME = "origin";
export declare function sort(seisData: Array<SeismogramDisplayData>, key: string): SeismogramDisplayData[];
export declare function sortByFunction(seisData: Array<SeismogramDisplayData>, sortableFunction: (sdd: SeismogramDisplayData) => number | string | DateTime): SeismogramDisplayData[];
export declare function createDefaultSortingOptions(): Map<string, (sdd: SeismogramDisplayData) => number | string | DateTime>;
export declare function createSortValueFunction(key: string): (sdd: SeismogramDisplayData) => number | string | DateTime;
/**
 * Reorders array of SeismogramDisplayData in "best effort" xyz order. The data
 * should all be from the same station and represent three components of
 * motion. A common grouping of Z,N,E seismograms in any order would be returned as
 * E,N,Z. If the grouping was Z,1,2 where the azimuth of 1 is 90 degrees ccw
 * from 2, then the returned order would be 2,1,Z.
 *
 * @param  sddList  array representing compoment of motion
 * @returns     sorted array in x,y,z order
 */
export declare function reorderXYZ(sddList: Array<SeismogramDisplayData>): Array<SeismogramDisplayData>;
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