#ifndef PSEUGUI_H
#define PSEUGUI_H

#include "irrlicht/irrlicht.h"
#include "DrawObjMgr.h"
#include "World.h"

class PseuGUI;
class Object;
class PseuInstance;
class Scene;

enum SceneState
{
    SCENESTATE_NULL,
    SCENESTATE_GUISTART,
    SCENESTATE_LOGINSCREEN,
    SCENESTATE_CHARACTERSELECTION,
    SCENESTATE_LOADING,
    SCENESTATE_WORLD
};

enum DriverIDs
{
    NULLDEVICE = 0,
    SOFTWARE = 1,
    BURNINGSVIDEO = 2,
    OPENGL = 3,
    DIRECTX8 = 4,
    DIRECTX9 = 5,
};

class PseuGUIRunnable : public ZThread::Runnable
{
public:
    PseuGUIRunnable();
    ~PseuGUIRunnable();
    void run(void);
    PseuGUI *GetGUI(void);
private:
    PseuGUI* _gui;
};


class PseuGUI
{
    //  too bad friends are not inherited... 
    friend class Scene;
    friend class SceneWorld;
    friend class SceneGuiStart;
    // ...

public:
    PseuGUI();
    ~PseuGUI();

    void SetInstance(PseuInstance*);
    inline PseuInstance *GetInstance(void) { return _instance; }
    void Run(void);
    void SetDriver(uint8);
    void SetResolution(uint16 x, uint16 y, uint16 depth=32);
    void SetWindowed(bool);
    void SetVSync(bool);
    void UseShadows(bool);
    void Cancel(void);
    void Shutdown(void);
    inline bool IsInitialized(void) { return _initialized; }

    inline bool MustDie(void) { return _mustdie; }

    // interfaces to tell the gui what to draw
    void NotifyObjectDeletion(uint64 guid);
    void NotifyObjectCreation(Object *o);

    // scenes
    void DrawCurrentScene(void);
    void SetSceneState(SceneState);

    // helpers
    WorldPosition GetWorldPosition(void);
    void SetWorldPosition(WorldPosition);

private:
    void _Init(void);
    void _UpdateSceneState(void);
    void _HandleWindowResize(void);
    uint16 _xres,_yres,_colordepth;
    bool _windowed,_vsync,_shadows;
    bool _initialized,_mustdie;
    irr::IrrlichtDevice *_device;
    irr::video::IVideoDriver* _driver;
    irr::scene::ISceneManager* _smgr;
    irr::gui::IGUIEnvironment* _guienv;
    irr::video::E_DRIVER_TYPE _driverType;
    DrawObjMgr domgr;
    PseuInstance *_instance;
    SceneState _scenestate, _scenestate_new;
    Scene *_scene;
    irr::ITimer *_timer;
    uint32 _passtime, _lastpasstime, _passtimediff;
    irr::core::dimension2d<irr::s32> _screendimension;
    WorldPosition _worldpos_tmp;
    bool _updateWorldPos;

};



#endif