SNegato.hpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2009-2017.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#ifndef __SCENE2D_ADAPTOR_SNEGATO_HPP__
#define __SCENE2D_ADAPTOR_SNEGATO_HPP__

#include "scene2D/config.hpp"

#include <fwDataTools/helper/MedicalImageAdaptor.hpp>

#include <fwRenderQt/data/Coord.hpp>
#include <fwRenderQt/IAdaptor.hpp>

#include <QGraphicsItemGroup>
#include <QImage>
#include <QPointF>

namespace scene2D
{
namespace adaptor
{

class SCENE2D_CLASS_API SNegato : public ::fwDataTools::helper::MedicalImageAdaptor,
                                  public ::fwRenderQt::IAdaptor
{

public:

    fwCoreServiceClassDefinitionsMacro( (SNegato)(::fwRenderQt::IAdaptor) );

    SCENE2D_API SNegato() noexcept;
    SCENE2D_API virtual ~SNegato() noexcept;

    SCENE2D_API ::fwServices::IService::KeyConnectionsMap getAutoConnections() const override;

protected:

    SCENE2D_API void configuring() override;
    SCENE2D_API void starting() override;
    SCENE2D_API void updating() override;
    SCENE2D_API void stopping() override;
    SCENE2D_API void swapping(const KeyType& key) override;
    SCENE2D_API void processInteraction( ::fwRenderQt::data::Event& _event ) override;

    SCENE2D_API virtual void updateTFPoints() override;

    SCENE2D_API virtual void updateTFWindowing(double window, double level) override;

private:

    void updateSliceIndex(int axial, int frontal, int sagittal);

    void updateSliceType(int from, int to);

    void updateBuffer();

    void updateVisibility(bool isVisible);
    QImage* createQImage();
    void updateBufferFromImage( QImage* qimg );
    void changeImageMinMaxFromCoord( ::fwRenderQt::data::Coord& oldCoord, ::fwRenderQt::data::Coord& newCoord );

    static QRgb getQImageVal(const size_t index, const short* buffer, double wlMin,
                             double tfWin, const ::fwData::TransferFunction::sptr& tf);

    QImage* m_qimg;
    QGraphicsPixmapItem* m_pixmapItem;
    QGraphicsItemGroup* m_layer;

    ::fwDataTools::helper::MedicalImageAdaptor::Orientation m_orientation;

    bool m_pointIsCaptured;

    ::fwRenderQt::data::Coord m_oldCoord;

    bool m_changeSliceTypeAllowed;
};

} // namespace adaptor
} // namespace scene2D

#endif // __SCENE2D_ADAPTOR_SNEGATO_HPP__