BackgroundItems.h

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      GUI/coregui/Models/BackgroundItems.h
//! @brief     Defines BackgroundItem classes
//!
//! @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_BACKGROUNDITEMS_H
#define BORNAGAIN_GUI_COREGUI_MODELS_BACKGROUNDITEMS_H
 
#include "GUI/coregui/Models/SessionItem.h"
 
class IBackground;
 
class BA_CORE_API_ BackgroundItem : public SessionItem {
public:
    explicit BackgroundItem(const QString& model_type);
 
    virtual std::unique_ptr<IBackground> createBackground() const = 0;
};
 
class BA_CORE_API_ BackgroundNoneItem : public BackgroundItem {
public:
    BackgroundNoneItem();
    std::unique_ptr<IBackground> createBackground() const;
};
 
class BA_CORE_API_ ConstantBackgroundItem : public BackgroundItem {
public:
    static const QString P_VALUE;
 
    ConstantBackgroundItem();
    std::unique_ptr<IBackground> createBackground() const;
};
 
class BA_CORE_API_ PoissonNoiseBackgroundItem : public BackgroundItem {
public:
    PoissonNoiseBackgroundItem();
    std::unique_ptr<IBackground> createBackground() const;
};
 
#endif // BORNAGAIN_GUI_COREGUI_MODELS_BACKGROUNDITEMS_H