// image.hpp -- base class for image data
//
// Written by Frederic Bouvier, started October 2001.
//
// Copyright (C) 2001  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: image.hpp,v 1.3 2005/05/09 07:01:52 fredb Exp $

#ifndef _image_hpp_
#define _image_hpp_ 1

class FGSD_Image 
{
   public:
      FGSD_Image();
      virtual ~FGSD_Image();

      virtual bool load( const char *__fileName );
      virtual bool save( const char *__fileName );
      void allocImage( unsigned int __width, unsigned int __height, unsigned int __depth = 3 );
      unsigned char * buffer( unsigned int __row = 0 );
      unsigned int width() const;
      unsigned int height() const;
      unsigned int rowStride() const;
      unsigned int depth() const;
      void getAverageColor( float &red, float &green, float &blue );

  protected:
      unsigned char *_buffer;
      unsigned int _width;
      unsigned int _height;
      unsigned int _rowStride;
      unsigned int _depth;
};

inline unsigned int FGSD_Image::width() const
{
   return _width;
}

inline unsigned int FGSD_Image::height() const
{
   return _height;
}

inline unsigned int FGSD_Image::rowStride() const
{
   return _rowStride;
}

inline unsigned int FGSD_Image::depth() const
{
   return _depth;
}

#endif