/* -*-c++-*- */
/* osgEarth - Geospatial SDK for OpenSceneGraph
 * Copyright 2020 Pelican Mapping
 * http://osgearth.org
 *
 * osgEarth is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 */
#ifndef OSGEARTH_UTIL_FORMATTER_H
#define OSGEARTH_UTIL_FORMATTER_H

#include <osgEarth/Common>
#include <osgEarth/GeoData>

namespace osgEarth { namespace Util
{
    /**
     * Interface class for coordinate formatters.
     */
    class Formatter : public osg::Referenced
    {
    public:
        virtual std::string format( const GeoPoint& mapCoords ) const =0;
        std::string operator()(const GeoPoint& p) const { return format(p); }

        /** dtor */
        virtual ~Formatter() { }
    };
} }

#endif // OSGEARTH_UTIL_FORMATTER_H