SSlicesCursor.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 __VISUVTKADAPTOR_SSLICESCURSOR_HPP__
#define __VISUVTKADAPTOR_SSLICESCURSOR_HPP__

#include "visuVTKAdaptor/config.hpp"

#include <fwData/Image.hpp>

#include <fwDataTools/helper/MedicalImageAdaptor.hpp>

#include <fwRenderVTK/IAdaptor.hpp>

class vtkPolyData;
class vtkPolyDataMapper;
class vtkActor;

namespace visuVTKAdaptor
{

class VISUVTKADAPTOR_CLASS_API SSlicesCursor : public ::fwDataTools::helper::MedicalImageAdaptor,
                                               public ::fwRenderVTK::IAdaptor
{

public:
    fwCoreServiceClassDefinitionsMacro( (SSlicesCursor)(::fwRenderVTK::IAdaptor) );

    VISUVTKADAPTOR_API SSlicesCursor()  noexcept;

    VISUVTKADAPTOR_API virtual ~SSlicesCursor()  noexcept;

    static const ::fwCom::Slots::SlotKeyType s_UPDATE_SLICE_INDEX_SLOT;
    static const ::fwCom::Slots::SlotKeyType s_UPDATE_SLICE_TYPE_SLOT;
    static const ::fwCom::Slots::SlotKeyType s_UPDATE_IMAGE_SLOT;
    static const ::fwCom::Slots::SlotKeyType s_SHOW_FULL_CROSS_SLOT;
    static const ::fwCom::Slots::SlotKeyType s_SHOW_NORMAL_CROSS_SLOT;
    static const ::fwCom::Slots::SlotKeyType s_SET_CROSS_SCALE_SLOT;
protected:

    VISUVTKADAPTOR_API void configuring() override;
    VISUVTKADAPTOR_API void starting() override;
    VISUVTKADAPTOR_API void updating() override;
    VISUVTKADAPTOR_API void stopping() override;

    VISUVTKADAPTOR_API virtual KeyConnectionsMap getAutoConnections() const override;

    void setCrossScale(double scale);

    void updateImageSliceIndex( ::fwData::Image::sptr image );
    void buildPolyData();
    void updateColors();
    void buildColorAttribute();

    vtkPolyData* m_cursorPolyData;
    vtkPolyDataMapper* m_cursorMapper;
    vtkActor* m_cursorActor;
    float m_scale;
    bool m_isSelected;

private:

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

    void updateSliceType(int from, int to);

    void updateImage();

    void showFullCross();

    void showNormalCross();
    static void barycenter( double ptA[3], double ptB[3], float scale, double result[3] );

    static void computeCrossPoints( double _ptA[3], double _ptB[3], double _ptP[3], double _scale, double _ptAprime[3],
                                    double _ptBprime[3] );

};

} //namespace visuVTKAdaptor

#endif // __VISUVTKADAPTOR_SSLICESCURSOR_HPP__