Scene.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

/*
 * Copyright (C) 2006-2010 - Frictional Games
 *
 * This file is part of HPL1 Engine.
 */

#ifndef HPL_SCENE_H
#define HPL_SCENE_H

#include "hpl1/engine/game/GameTypes.h"
#include "hpl1/engine/system/SystemTypes.h"

#include "hpl1/engine/game/Updateable.h"
#include "hpl1/engine/scene/Camera3D.h"

#include "common/list.h"
#include "hpl1/engine/resources/MeshLoader.h"

namespace hpl {

class cAI;
class cGraphics;
class cResources;
class cSystem;
class cSound;
class cPhysics;
class cCollider2D;
class iCamera;
class cCamera2D;
class cUpdater;
class cWorld3D;
class cWorld2D;

typedef Common::List<iCamera *> tCameraList;
typedef tCameraList::iterator tCameraListIt;

typedef Common::List<cWorld3D *> tWorld3DList;
typedef tWorld3DList::iterator tWorld3DListIt;

class cScene : public iUpdateable {
public:
    cScene(cGraphics *apGraphics, cResources *apResources, cSound *apSound, cPhysics *apPhysics,
           cSystem *apSystem, cAI *apAI);
    ~cScene();

    void Reset();

    void UpdateRenderList(float afFrameTime);
    void Render(cUpdater *apUpdater, float afFrameTime);

    bool LoadMap2D(tString asFile);

    void RenderWorld2D(cCamera2D *apCam, cWorld2D *apWorld);

    void Update(float afTimeStep);

    void ClearLoadedMaps() { m_setLoadedMaps.clear(); }
    tStringSet *GetLoadedMapsSet() { return &m_setLoadedMaps; }

    void SetDrawScene(bool abX);
    bool GetDrawScene() { return mbDrawScene; }


    cScriptVar *CreateLocalVar(const tString &asName);
    cScriptVar *GetLocalVar(const tString &asName);
    tScriptVarMap *GetLocalVarMap();
    cScriptVar *CreateGlobalVar(const tString &asName);
    cScriptVar *GetGlobalVar(const tString &asName);
    tScriptVarMap *GetGlobalVarMap();


    cCamera2D *CreateCamera2D(unsigned int alW, unsigned int alH);
    cCamera3D *CreateCamera3D(eCameraMoveMode aMoveMode);

    void DestroyCamera(iCamera *apCam);

    void SetCamera(iCamera *pCam);
    iCamera *GetCamera() { return mpActiveCamera; }
    void SetCameraPosition(const cVector3f &avPos);
    cVector3f GetCameraPosition();

    void SetCameraIsListener(bool abX) { mbCameraIsListener = abX; }


    cWorld3D *LoadWorld3D(const tString &asFile, bool abLoadScript, tWorldLoadFlag aFlags);
    cWorld3D *CreateWorld3D(const tString &asName);
    void DestroyWorld3D(cWorld3D *apWorld);

    void SetWorld3D(cWorld3D *apWorld);
    cWorld3D *GetWorld3D() { return mpCurrentWorld3D; }

    bool HasLoadedWorld(const tString &asFile);

    cWorld2D *GetWorld2D() { return mpCurrentWorld2D; }
    cCollider2D *GetCollider2D() { return mpCollider2D; }

    void SetUpdateMap(bool abX) { mbUpdateMap = abX; }
    bool GetUpdateMap() { return mbUpdateMap; }

    cSystem *GetSystem() { return mpSystem; }

private:
    cGraphics *mpGraphics;
    cResources *mpResources;
    cSound *mpSound;
    cPhysics *mpPhysics;
    cSystem *mpSystem;
    cAI *mpAI;

    cCollider2D *mpCollider2D;

    bool mbDrawScene;
    bool mbUpdateMap;

    tWorld3DList mlstWorld3D;
    cWorld3D *mpCurrentWorld3D;

    cWorld2D *mpCurrentWorld2D;
    tCameraList mlstCamera;
    iCamera *mpActiveCamera;
    bool mbCameraIsListener;

    tScriptVarMap m_mapLocalVars;
    tScriptVarMap m_mapGlobalVars;

    tStringSet m_setLoadedMaps;
};

} // namespace hpl

#endif // HPL_SCENE_H