/***************************************************************************
 *   Copyright (C) 2005-2008 by the FIFE team                              *
 *   http://www.fifengine.de                                               *
 *   This file is part of FIFE.                                            *
 *                                                                         *
 *   FIFE 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 2.1 of the License, or (at your option) any later version.    *
 *                                                                         *
 *   This library 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 library; if not, write to the                 *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
 ***************************************************************************/

#ifndef FIFE_VFS_RAW_RAWDATASOURCE_H
#define FIFE_VFS_RAW_RAWDATASOURCE_H

// Standard C++ library includes

// Platform specific includes
#include "util/base/fife_stdint.h"

// 3rd party library includes

// FIFE includes
// These includes are split up in two parts, separated by one empty line
// First block: files included from the FIFE root src directory
// Second block: files included from the same folder

namespace FIFE {

	/** Abstract baseclass - provides data for RawData
	 *
	 * RawData uses RawDataSources to access the data - if you want to add support for a new archivetype this is one of
	 * the classes you need.
	 */
	class RawDataSource {

		public:
			RawDataSource();
			virtual ~RawDataSource();

			/** get the complete datasize */
			virtual unsigned int getSize() const = 0;

			/** read data from the source
			 *
			 * @param buffer the data will be written into buffer
			 * @param start the startindex inside the source
			 * @param length length bytes will be written into buffer
			 */
			virtual void readInto(uint8_t* buffer, unsigned int start, unsigned int length) = 0;

	};

}

#endif