/** @packageDocumentation
 * @module OrbitGT
 */
declare type int32 = number;
declare type float64 = number;
/**
 * Class PrimeMeridian defines the parameters of a prime meridian.
 *
 * Based on the following document:
 *
 * Coordinate Conversions and Transformations including Formulas
 * Guidance Note Number 7, part 2
 * Revised May 2005
 * Available at: http://www.epsg.org/
 *
 * @version 1.0 July 2005
 */
/** @internal */
export declare class PrimeMeridian {
    /** The code */
    private _code;
    /** The name */
    private _name;
    /** The longitude from Greenwich */
    private _lonFromGreenwich;
    /** The code of the unit of longitude */
    private _unitCode;
    /**
     * Create a new prime meridian.
     * @param code the code.
     * @param name the name.
     * @param lonFromGreenwich the longitude from Greenwich.
     * @param unitCode the code of the unit of longitude.
     */
    constructor(code: int32, name: string, lonFromGreenwich: float64, unitCode: int32);
    /**
     * Get the code.
     * @return the code.
     */
    getCode(): int32;
    /**
     * Get the name.
     * @return the name.
     */
    getName(): string;
    /**
     * Get the longitude from Greenwich.
     * @return the longitude from Greenwich.
     */
    getLonFromGreenwich(): float64;
    /**
     * Get the longitude from Greenwich in radians.
     * @return the longitude from Greenwich in radians.
     */
    getLonFromGreenwichRad(): float64;
    /**
     * Get the longitude from Greenwich in degrees.
     * @return the longitude from Greenwich in degrees.
     */
    getLonFromGreenwichDeg(): float64;
    /**
     * Get the code of the unit of longitude.
     * @return the code of the unit of longitude.
     */
    getUnitCode(): int32;
    /**
     * Check if another prime meridian is compatible with this one.
     * @param other the other prime meridian.
     * @return true if compatible.
     */
    isCompatible(other: PrimeMeridian): boolean;
    /**
     * The standard toString method.
     * @see Object#toString
     */
    toString(): string;
}
export {};
//# sourceMappingURL=PrimeMeridian.d.ts.map