import { LatLng } from '../LatLng.js';
import { Bounds } from '../../geometry/Bounds.js';
import { Point } from '../../geometry/Point.js';
import type { LatLngExpression, PointExpression } from '../../types.js';
/**
 * Elliptical Mercator projection — more complex than Spherical Mercator. Assumes that Earth is an ellipsoid. Used by
 * the EPSG:3395 CRS.
 */
export declare const MercatorProjection: {
    R: number;
    R_MINOR: number;
    bounds: Bounds;
    /** @param {LatLngExpression} latlng */
    project(latlng: LatLngExpression): Point;
    /** @param {PointExpression} point */
    unproject(point: PointExpression): LatLng;
};