AffineTransformView.h

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/*=============================================================================

  NifTK: A software platform for medical image computing.

  Copyright (c) University College London (UCL). All rights reserved.

  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.

  See LICENSE.txt in the top level directory for details.

=============================================================================*/
 
#ifndef AffineTransformView_h
#define AffineTransformView_h

#include <QmitkAbstractView.h>
#include <niftkBaseView.h>
#include <QmitkRenderWindow.h>
#include <berryISelectionListener.h>

#include <itkImage.h>

#include <vtkInteractorStyle.h>
#include <vtkMatrix4x4.h>
#include <vtkSmartPointer.h>
#include <vtkRenderWindowInteractor.h>

#include <mitkBaseGeometry.h>
#include <mitkBoundingObject.h>
#include <mitkDataNode.h>
#include <mitkDataStorage.h>
#include <mitkGlobalInteraction.h>
#include <mitkWeakPointer.h>

#include <niftkAffineTransformer.h>
#include <niftkAffineTransformParametersDataNodeProperty.h>
#include <niftkCustomVTKAxesActor.h>

#include "ui_AffineTransformViewControls.h"
#include "niftkAffineTransformDataInteractor3D.h"

class AffineTransformView : public niftk::BaseView
{  
  // this is needed for all Qt objects that should have a Qt meta-object
  // (everything that derives from QObject and wants to have signal/slots)
  Q_OBJECT
  
  public:  

    AffineTransformView();
    virtual ~AffineTransformView();

  protected slots:

    virtual void CreateQtPartControl(QWidget *parent) override;

    virtual void SetFocus() override;

    void OnParameterChanged();

    void OnResetTransformPushed();

    void OnSaveTransformPushed();

    void OnLoadTransformPushed();

    void OnResampleTransformPushed();

    void OnApplyTransformPushed();

    void OnRotationValueChanged();

    void OnTranslationValueChanged();

    void OnScalingValueChanged();

    void OnShearingValueChanged();

    //************************************************************************************************************************

    void OnInteractiveModeToggled(bool on);

    void OnRotationToggled(bool on);

    void OnTransformReady();

    void OnFixAngleToggled(bool on);

    void OnAxisChanged(bool on);

    //************************************************************************************************************************

  protected:

    virtual void OnSelectionChanged(berry::IWorkbenchPart::Pointer part, const QList<mitk::DataNode::Pointer> &nodes) override;

  private:

    void SetControlsEnabled(bool isEnabled);

    void SetInteractiveControlsEnabled(bool isEnabled);

    void SetSliderControlsEnabled(bool isEnabled);

    void SetUIValues(niftk::AffineTransformParametersDataNodeProperty::Pointer parametersProperty);

    void ResetUIValues();

    void GetValuesFromUI(niftk::AffineTransformParametersDataNodeProperty::Pointer parametersProperty);

    void GetValuesFromDisplay(vtkSmartPointer<vtkMatrix4x4> transform);

    void UpdateTransformDisplay();

    void ResetAffineTransformer();

    //************************************************************************************************************************
    virtual void CreateNewBoundingObject(mitk::DataNode::Pointer);

    virtual void AddBoundingObjectToNode(mitk::DataNode::Pointer, bool fit);

    virtual void RemoveBoundingObjectFromNode();

    bool DisplayLegends(bool legendsON);
    //************************************************************************************************************************


private:
    Ui::AffineTransformWidget             * m_Controls;
    double                                  m_CentreOfRotation[3];
    mitk::DataNode::Pointer                 m_DataOwnerNode;
    niftk::AffineTransformer::Pointer        m_AffineTransformer;


    //************************************************************************************************************************
    bool                                    m_InInteractiveMode;
    bool                                    m_RotationMode;
    bool                                    m_LegendAdded;
    QWidget                               * m_ParentWidget;
    mitk::WeakPointer<mitk::BaseData>       m_CurrentDataObject;
    mitk::BoundingObject::Pointer           m_BoundingObject;
    mitk::DataNode::Pointer                 m_BoundingObjectNode;
    niftk::AffineTransformDataInteractor3D::Pointer  m_AffineDataInteractor3D;
    vtkLegendScaleActor                   * m_LegendActor;
    niftk::CustomVTKAxesActor             * m_CustomAxesActor;
    //************************************************************************************************************************
};

#endif // AffineTransformView_h