/**
 * Geohash implementation in TypeScript
 * Original Python implementation by Hiroaki Kawai <kawai@iij.ad.jp>
 */
interface BBox {
    s: number;
    w: number;
    n: number;
    e: number;
}
interface DecodeResult {
    latitude: number;
    longitude: number;
    latitudeDelta?: number;
    longitudeDelta?: number;
}
declare function encode(latitude: number, longitude: number, precision?: number): string;
declare function decode(hashcode: string, delta?: boolean): DecodeResult;
declare function decodeExactly(hashcode: string): DecodeResult;
declare function bbox(hashcode: string): BBox;
declare function neighbors(hashcode: string): string[];
declare function expand(hashcode: string): string[];
declare function geohashParent(geohashId: string): string;
declare function geohashChildren(geohashId: string, resolution: number): string[];

export { bbox, decode, decodeExactly, encode, expand, geohashChildren, geohashParent, neighbors };