source: flair-src/trunk/lib/FlairFilter/src/unexported/EulerDerivative_impl.h@ 10

// %flair:license{

// This file is part of the Flair framework distributed under the

// CECILL-C License, Version 1.0.

// %flair:license}

/*!

 * \file EulerDerivative.h

 * \brief Classe permettant le calcul d'une derivee d'Euler

 * \author Guillaume Sanahuja, Copyright Heudiasyc UMR UTC/CNRS 7253

 * \date 2011/05/01

 * \version 4.0

 */



#ifndef EULERDERIVATIVE_IMPL_H

#define EULERDERIVATIVE_IMPL_H



#include <IODevice.h>



namespace flair

{

    namespace core

    {

        class cvmatrix;

    }

    namespace gui

    {

        class LayoutPosition;

        class DoubleSpinBox;

    }

    namespace filter

    {

        class EulerDerivative;

    }

}



/*! \class EulerDerivative

* \brief Classe permettant le calcul d'une derivee d'Euler

*/



class EulerDerivative_impl

{

    public:

        EulerDerivative_impl(flair::filter::EulerDerivative* self,const flair::gui::LayoutPosition* position,std::string name,const flair::core::cvmatrix* init_value=NULL);

        ~EulerDerivative_impl();

        void UpdateFrom(const flair::core::io_data *data);

        flair::core::cvmatrix *output;



    private:

        flair::gui::DoubleSpinBox* T;

        flair::core::Time previous_time;

        bool first_update;

        flair::core::cvmatrix* prev_value;



};



#endif // EULERDERIVATIVE_IMPL_H