/* -*-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_DETAIL_EXTENSION
#define OSGEARTH_DETAIL_EXTENSION 1

#include "DetailOptions"
#include "DetailTerrainEffect"
#include <osgEarth/Extension>
#include <osgEarth/MapNode>

namespace osgEarth { namespace Detail
{
    using namespace osgEarth;

    /**
     * Extension for loading a detail texture.
     */
    class DetailExtension : public Extension,
                            public ExtensionInterface<MapNode>
    {
    public:
        META_OE_Extension(osgEarth, DetailExtension, detail);

        // CTORs
        DetailExtension();
        DetailExtension(const DetailOptions& options);

        // DTOR
        virtual ~DetailExtension();


    public: // Extension

        void setDBOptions(const osgDB::Options* dbOptions) override;

        const ConfigOptions& getConfigOptions() const override { return _options; }


    public: // ExtensionInterface<MapNode>

        bool connect(MapNode* mapNode) override;

        bool disconnect(MapNode* mapNode) override;

        
    private:
        const DetailOptions                 _options;
        osg::ref_ptr<const osgDB::Options>  _dbOptions;
        osg::ref_ptr<DetailTerrainEffect>   _effect;
    };

} } // namespace osgEarth::Detail

#endif // OSGEARTH_DETAIL_EXTENSION