C:/Users/Marc/Desktop/Phystank/trunk/src/game/Game.h

//This file is part of PhysTank.
//
//PhysTank 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 3 of the License, or
//(at your option) any later version.
//
//PhysTank 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 PhysTank.  If not, see <http://www.gnu.org/licenses/>.
//
// © Marc Johnson, 2009

#ifndef _GAME_
#define _GAME_

#include <map>
#include <hash_map>
#include <vector>

#include "input/InputListener.h"

#include "ui/AbstractScreenElement.h"

#include "util/Macros.h"

class AbstractRenderer;
class GameEntity;
class Engine;
class b2World;

class Game
{
private:
        typedef stdext::hash_map<UNIQUEID, GameEntity*> GameEntityMap;
        typedef GameEntityMap::const_iterator GameEntityMapIterator;

        GameEntityMap m_gameEntities;

        GameEntity * m_pPlayerEntity;

        std::vector<std::string> m_mapCycle;

        b2World* m_pPhysics;
        Engine* m_pEngine;

        float m_fPhysicsStep;
        int m_nPhysicsIterations;
        int m_nCurrentStage;

        UNIQUEID m_nNextFreeId;
public:
        Game(Engine* pEngine);

        ~Game();

        void Initialize();

        void Update(const int nDelta);

        void Render(AbstractRenderer* pRenderer, const int nDelta);

        void Save(const std::wstring& file);

        bool Load(const std::wstring& file);

        bool LoadStage(const int nStage);

        bool LoadNextStage();

        int GetCurrentStage() const { return m_nCurrentStage; }

        void Clear();

        GameEntity* CreateEntity();

        void DestroyEntity(const UNIQUEID& id);

        Engine* GetEngine() const { return m_pEngine; }

        b2World* GetPhysics() const { return m_pPhysics; }

        GameEntity * GetPlayer() const { return m_pPlayerEntity; }
};

#endif

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