BeamItems.h

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      GUI/coregui/Models/BeamItems.h
//! @brief     Defines BeamItem hierarchy
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
//  ************************************************************************************************
 
#ifndef BORNAGAIN_GUI_COREGUI_MODELS_BEAMITEMS_H
#define BORNAGAIN_GUI_COREGUI_MODELS_BEAMITEMS_H
 
#include "GUI/coregui/Models/SessionItem.h"
 
class BasicAxisItem;
class Beam;
class FootprintItem;
class GroupItem;
class IAxis;
 
class BA_CORE_API_ BeamItem : public SessionItem {
public:
    static const QString P_INTENSITY;
    static const QString P_WAVELENGTH;
    static const QString P_INCLINATION_ANGLE;
    static const QString P_AZIMUTHAL_ANGLE;
    static const QString P_POLARIZATION;
 
    ~BeamItem() override;
 
    double intensity() const;
    void setIntensity(double value);
 
    double wavelength() const;
    void setWavelength(double value);
 
    virtual double getInclinationAngle() const = 0;
    virtual void setInclinationAngle(double value);
 
    double getAzimuthalAngle() const;
    void setAzimuthalAngle(double value);
 
    std::unique_ptr<Beam> createBeam() const;
 
protected:
    explicit BeamItem(const QString& beam_model);
};
 
class BA_CORE_API_ SpecularBeamItem : public BeamItem {
public:
    static const QString P_FOOPTPRINT;
 
    SpecularBeamItem();
    ~SpecularBeamItem() override;
 
    double getInclinationAngle() const override;
    void setInclinationAngle(double value) override;
 
    GroupItem* inclinationAxisGroup();
    BasicAxisItem* currentInclinationAxisItem();
    FootprintItem* currentFootprintItem() const;
 
    void updateFileName(const QString& filename);
    void updateToData(const IAxis& axis, QString units);
 
private:
    void updateWavelength();
};
 
class BA_CORE_API_ GISASBeamItem : public BeamItem {
public:
    GISASBeamItem();
    ~GISASBeamItem() override;
 
    double getInclinationAngle() const override;
};
 
#endif // BORNAGAIN_GUI_COREGUI_MODELS_BEAMITEMS_H