SMeshNormals.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_SMESHNORMALS_HPP__
#define __VISUVTKADAPTOR_SMESHNORMALS_HPP__

#include "visuVTKAdaptor/config.hpp"

#include <fwCom/Slot.hpp>
#include <fwCom/Slots.hpp>

#include <fwRenderVTK/IAdaptor.hpp>

#include <vtkSmartPointer.h>

class vtkPolyData;
class vtkActor;

namespace visuVTKAdaptor
{

class VISUVTKADAPTOR_CLASS_API SMeshNormals : public ::fwRenderVTK::IAdaptor
{

public:

    static const ::fwServices::IService::KeyType s_MESH_INPUT;

    typedef enum
    {
        NONE,
        POINT_NORMAL,
        CELL_NORMAL
    } NormalRepresentation;

    fwCoreServiceClassDefinitionsMacro( (SMeshNormals)(::fwRenderVTK::IAdaptor) );

    VISUVTKADAPTOR_API SMeshNormals() noexcept;

    VISUVTKADAPTOR_API virtual ~SMeshNormals() noexcept;

    VISUVTKADAPTOR_API void setPolyData(vtkSmartPointer< vtkPolyData > polydata);

    VISUVTKADAPTOR_API static const ::fwCom::Slots::SlotKeyType s_UPDATE_VERTEX_SLOT;
    typedef ::fwCom::Slot<void ()> UpdateVertexSlotType;

    VISUVTKADAPTOR_API static const ::fwCom::Slots::SlotKeyType s_UPDATE_POINT_NORMALS_SLOT;
    typedef ::fwCom::Slot<void ()> UpdatePointNormalsSlotType;

    VISUVTKADAPTOR_API static const ::fwCom::Slots::SlotKeyType s_UPDATE_CELL_NORMALS_SLOT;
    typedef ::fwCom::Slot<void ()> UpdateCellNormalsSlotType;

    VISUVTKADAPTOR_API static const ::fwCom::Slots::SlotKeyType s_SHOW_POINT_NORMALS_SLOT;
    typedef ::fwCom::Slot<void ()> ShowPointNormalsSlotType;

    VISUVTKADAPTOR_API static const ::fwCom::Slots::SlotKeyType s_SHOW_CELL_NORMALS_SLOT;
    typedef ::fwCom::Slot<void ()> ShowCellNormalsSlotType;

    VISUVTKADAPTOR_API static const ::fwCom::Slots::SlotKeyType s_HIDE_NORMALS_SLOT;
    typedef ::fwCom::Slot<void ()> HideNormalsSlotType;

    VISUVTKADAPTOR_API static const ::fwCom::Slots::SlotKeyType s_UPDATE_NORMAL_MODE_SLOT;
    typedef ::fwCom::Slot<void (std::uint8_t)> UpdateNormalModeSlotType; 

    void updateNormalMode(std::uint8_t mode);
    VISUVTKADAPTOR_API virtual KeyConnectionsMap getAutoConnections() const override;

protected:

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

    vtkActor* getActor() const;
    void updateMeshNormals();

    void updateVertex();

    void updatePointNormals();

    void updateCellNormals();

    void showPointNormals();

    void showCellNormals();

    void hideNormals();

private:

    NormalRepresentation m_normalRepresentation;
    vtkSmartPointer< vtkPolyData > m_polyData;
    vtkSmartPointer< vtkActor >    m_actor;
    static std::map< std::string, NormalRepresentation > m_normalRepresentationConversion;
};

} //namespace visuVTKAdaptor

#endif // __VISUVTKADAPTOR_SMESHNORMALS_HPP__