//  created:    2013/03/27
//  filename:   Gui.h
//
//  author:     Guillaume Sanahuja
//              Copyright Heudiasyc UMR UTC/CNRS 7253
//
//  version:    $Id: $
//
//  purpose:    classe definissant une Gui
//
/*********************************************************************/

#ifndef GUI_H
#define GUI_H

#include <Object.h>
#include <EDriverTypes.h>
#include <vector3d.h>

namespace irr
{
    class IrrlichtDevice;
    namespace video
    {
        class ITexture;
    }
    namespace scene
    {
        class IAnimatedMesh;
        class ISceneManager;
    }
}

namespace flair
{
    namespace core
    {
       class Object;
       class Vector3D;
       class Euler;
       class Quaternion;
    }
}

class Gui_impl;
class Simulator_impl;
class Model_impl;

namespace flair
{
namespace simulator
{
    class Simulator;

    class Gui: public core::Object
    {
        friend class ::Simulator_impl;

        public:
            Gui(const Simulator* parent,std::string name,int app_width, int app_height,int scene_width, int scene_height,std::string media_path,irr::video::E_DRIVER_TYPE driver_type=irr::video::EDT_OPENGL);
            ~Gui();
            irr::core::vector3df getRotation(void) const;
            irr::video::ITexture* getTexture(std::string filename) const;
            irr::scene::IAnimatedMesh* getMesh(std::string filename) const;
            irr::scene::ISceneManager* getSceneManager(void) const;
            float getAspectRatio(void) const;

        protected:
            irr::IrrlichtDevice *getDevice(void) const;
            void setMesh(std::string file,irr::core::vector3df position = irr::core::vector3df(0,0,0),irr::core::vector3df rotation= irr::core::vector3df(0,0,0),irr::core::vector3df scale= irr::core::vector3df(1,1,1));

        private:
            Gui_impl *pimpl_;
    };

    /*!
    * \brief get Gui
    *
    * \return the Gui
    */
    Gui* getGui(void);

    bool noGui(void);

    bool isGlExtensionSupported(const std::string& ext); // check if a extension is supported

    /*!
    * \brief Convert to irrlicht scale
    *
    * \param value value in simulator scale
    *
    * \return value in irrlicht scale
    */
    float ToIrrlichtScale(float value);

    /*!
    * \brief Convert to simulator scale
    *
    * \param value value in irrlicht scale
    *
    * \return value in simulator scale
    */
    float ToSimulatorScale(float value);

    /*!
    * \brief Convert to irrlicht coordinates
    *
    * irrlicht is left handed and as a different scale
    *
    * \param vect vector in simulator coordinates
    *
    * \return vector in irrlicht coordinates
    */
    irr::core::vector3df ToIrrlichtCoordinates(irr::core::vector3df vect);

    /*!
    * \brief Convert to irrlicht coordinates
    *
    * irrlicht is left handed and as a different scale
    *
    * \param vect vector in simulator coordinates
    *
    * \return vector in irrlicht coordinates
    */
    irr::core::vector3df ToIrrlichtCoordinates(core::Vector3D vect);

    /*!
    * \brief Convert to simulator coordinates
    *
    * irrlicht is left handed and as a different scale
    *
    * \param vect vector in irrlicht coordinates
    *
    * \return vector in simulator coordinates
    */
    core::Vector3D ToSimulatorCoordinates(irr::core::vector3df vect);

    /*!
    * \brief Convert to irrlicht orientation
    *
    * irrlicht is left handed
    *
    * \param quat quaternion in simulator frame
    *
    * \return quaternion in irrlicht frame
    */
    core::Quaternion ToIrrlichtOrientation(core::Quaternion quat);

} // end namespace simulator
} // end namespace flair
#endif // GUI_H