import { GisSubtype } from './constants';
import type { GisTypeDetails } from './types';
/**
 * Decodes a PostGIS type modifier into its component parts.
 *
 * Implements the C macro bit layout from liblwgeom.h:
 * - SRID: bits 8-28
 * - Subtype: bits 2-7
 * - hasZ: bit 1
 * - hasM: bit 0
 */
export declare const getGISTypeDetails: (modifier: number) => GisTypeDetails;
/**
 * Encodes PostGIS type details into a type modifier integer.
 */
export declare const getGISTypeModifier: (subtype: GisSubtype, hasZ: boolean, hasM: boolean, srid: number) => number;
/**
 * Returns the GIS type name string for a given subtype and Z/M flags.
 * E.g. "PointZ", "MultiPolygonZM", "LineString"
 */
export declare const getGISTypeName: (subtype: GisSubtype, hasZ: boolean, hasM: boolean) => string;