/** @packageDocumentation
 * @module OrbitGT
 */
declare type int32 = number;
declare type float64 = number;
import { Bounds } from "../geom/Bounds";
import { Coordinate } from "../geom/Coordinate";
import { CRS } from "./CRS";
/**
 * Abstract class VerticalModel defines a vertical height/geoid model on top of a certain horizontal datum/ellopsoid.
 *
 * @version 1.0 May 2012
 */
/** @internal */
export declare class VerticalModel {
    /**
     * Create a new vertical model.
     */
    constructor();
    /**
     * Is the model available (often support files are needed on disk)?
     * @return true if available.
     */
    isAvailable(): boolean;
    /**
     * List the vertical CRS EPSG codes this model implements.
     * @return the list of vertical CRS codes.
     */
    getVerticalCRSCodes(): Int32Array;
    /**
     * List the horizontal CRS EPSG codes in which the vertical model is supported.
     * @return the list of horizontal CRS codes.
     */
    getHorizontalCRSCodes(): Int32Array;
    /**
     * Check if the vertical model implements a certain vertical datum.
     * @param datum the EPSG code of the vertical datum.
     * @return true if the datum is implemented.
     */
    supportsVerticalDatum(datum: int32): boolean;
    /**
     * Check if the vertical model can be applied to a certain horizontal CRS.
     * @param crs the horizontal CRS.
     * @return true if the model can be applied.
     */
    isValid(crs: CRS): boolean;
    /**
     * Prepare the model for a certain working area.
     * @param crs the CRS of the working area to prepare for.
     * @param area the working area to prepare for.
     * @return the working area.
     */
    prepareForArea(crs: string, area: Bounds): Bounds;
    /**
     * Convert from an ellipsoid height to a local height.
     * @param crs the horizontal CRS.
     * @param position the position in the horizontal CRS.
     * @return the local height.
     */
    toLocalHeight(crs: CRS, position: Coordinate): float64;
    /**
     * Convert from a local height to an ellipsoid height.
     * @param crs the horizontal CRS.
     * @param position the position in the horizontal CRS.
     * @return the ellipsoid height.
     */
    toEllipsoidHeight(crs: CRS, position: Coordinate): float64;
}
export {};
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