import { Copyright as CopyrightData } from '../../../types';
export declare class Copyright {
    private author;
    private year?;
    private license?;
    /**
     * @param author - Owner of licence
     * @param year - Year of licence
     * @param license - Type of licence
     * @see http://www.topografix.com/gpx/1/1/#type_copyrightType
     */
    constructor(author: string, { year, license, }: {
        license?: string;
        year?: number;
    });
    toObject(): CopyrightData;
}