// tile.hpp -- a flightgear scenery tile
//
// Written by Frederic Bouvier, started February 2002.
//
// Copyright (C) 2002  Frederic Bouvier - fredb@users.sourceforge.net
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU 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
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id: tile.hpp,v 1.23 2005/05/09 07:02:15 fredb Exp $

#ifndef _tile_hpp_
#define _tile_hpp_

#include "bobject.hpp"
#include "triobject.hpp"

#include <simgear/bucket/newbucket.hxx>
#include <simgear/misc/sg_path.hxx>

#include <list>
#include <vector>

class FGSD_ObjectStatic;

class FGSD_Tile {
   public:
      typedef std::list<FGSD_BaseObject *> ObjectList;

      FGSD_Tile( const SGBucket& b );
      ~FGSD_Tile();

      bool load( const char *root, const char *base );
      void drawGL( FGSD_BaseObject::ObjectType type, double alpha, bool fill, FGSD_BaseObject::DrawType drawType, double minx, double maxx, double miny, double maxy, double zLevel );

      bool propertiesUnderMouse( double lon, double lat, double &height, std::string &material, std::string &airportID ) const;
      FGSD_BaseObject *objectUnderMouse( double lon, double lat, double zLevel );
      void getAirportList( std::vector<std::string> &__aptList ) const;

      bool removeObject( FGSD_BaseObject *__object );
      void addObject( FGSD_BaseObject *__object );
      FGSD_ObjectStatic *findStaticObject( const char *__name, double __lon, double __lat, double __elev, double __hdg );
      void recalcStaticObjectHeight();

      bool positionInTile( double lon, double lat ) const;
      bool modified() const;
      void setModified();
      bool adjacent( const SGBucket &b, bool &top, bool &bottom, bool &left, bool &right ) const;
      bool changeMaterial( const std::string &mat, double lon, double lat );

      std::string getName() const;
      SGBucket getBucket() const;
      FGSD_TriangleObject *getTerrain() const;

      bool saveTo( const std::string &outPath, const std::string &format, bool objectBase, bool object, bool objectStatic, bool objectShared, bool force );
      bool saveToTerraGear( const std::string &outPath, bool objectBase, bool object, bool objectStatic, bool objectShared, bool force );
      bool saveToAscii( const std::string &outPath, bool objectBase, bool object, bool objectStatic, bool objectShared, bool force );

   private:
      SGPath _path;
      SGBucket _bucket;
      ObjectList _objectList;
      bool _modified;
      FGSD_TriangleObject *_object;
};

inline
bool FGSD_Tile::modified() const
{
   return _modified || ( _object && _object->isModified() );
}

inline
void FGSD_Tile::setModified()
{
   _modified = true;
}

inline
std::string FGSD_Tile::getName() const
{
   return _bucket.gen_index_str();
}

inline
SGBucket FGSD_Tile::getBucket() const
{
   return _bucket;
}

inline
FGSD_TriangleObject *FGSD_Tile::getTerrain() const
{
   return _object;
}

#endif