/***************************************************************************
 *   Copyright (C) 2004 by ian reinhart geiser                             *
 *   ian@geiseri.com                                                       *
 *                                                                         *
 *   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.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef LEVELGENERATOR_H
#define LEVELGENERATOR_H
#include <QVector>

#define WALL  0
#define FLOOR 1
#define MONSTER 2
#define ITEM 3

/**
A simple approach to generating a random maze.  Taken from: http://www.shedletsky.com/jjshed/coding/

	@author ian reinhart geiser <ian@geiseri.com>
*/
class LevelGenerator
{
	public:
		LevelGenerator(int width, int height, int features);

		~LevelGenerator();
		void MazeGen( int level );

		int cell( int x, int y ) const;
		int width( ) const;
		int height( ) const;

	private:
		void PlaceMonsters( int number );
		void PlaceItems( int number );
		void InitMaze();
		int randomNumber(int num);
		void Fill(int x1, int y1, int x2, int y2, int val);
		bool IsWall(int x, int y, int &dx, int &dy);
		bool CanAdd(int x1, int y1, int x2, int y2);

		QVector< QVector<int> > m_maze;
		int m_attemptFeatures;
		int m_width;
		int m_height;



};

#endif