cxPickerRep.h

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.
                 
Copyright (c) SINTEF Department of Medical Technology.
All rights reserved.
                 
CustusX is released under a BSD 3-Clause license.
                 
See Lisence.txt (https://github.com/SINTEFMedtek/CustusX/blob/master/License.txt) for details.
=========================================================================*/


#ifndef CXPICKERREP_H_
#define CXPICKERREP_H_

#include "cxResourceVisualizationExport.h"

#include "cxRepImpl.h"
#include "cxTransform3D.h"
#include "vtkForwardDeclarations.h"

#include "cxGraphicalPrimitives.h"
#include "cxViewportListener.h"
#include "cxForwardDeclarations.h"

class vtkCommand;
typedef vtkSmartPointer<class vtkCallbackCommand> vtkCallbackCommandPtr;

namespace cx
{
typedef boost::shared_ptr<class PickerRep> PickerRepPtr;
typedef boost::shared_ptr<class Image> ImagePtr;
typedef boost::shared_ptr<class Tool> ToolPtr;

class cxResourceVisualization_EXPORT PickerRep: public RepImpl
{
Q_OBJECT

public:
        static PickerRepPtr New(PatientModelServicePtr dataManager, const QString& uid=""); 
        virtual ~PickerRep(); 

        virtual QString getType() const; 

        void setTool(ToolPtr tool); 

        void setEnabled(bool on);
        void setGlyph(MeshPtr glyph);

        void pickLandmark(const Vector3D& clickPosition, vtkRendererPtr renderer); 
        Vector3D getPosition() const;
        void setSphereRadius(double radius);

signals:
        void pointPicked(Vector3D p_r); 
        void dataPicked(QString uid);

public slots:
        void pickLandmarkSlot(vtkObject* renderWindowInteractor); 

protected:
        PickerRep(PatientModelServicePtr dataManager); 
        virtual void addRepActorsToViewRenderer(ViewPtr view); 
        virtual void removeRepActorsFromViewRenderer(ViewPtr view); 
        void connectInteractor();
        void disconnectInteractor();
        void scaleSphere();
        virtual void onModifiedStartRender();
        void toolHasChanged();
        static void ProcessEvents(vtkObject* object,
                                            unsigned long event,
                                            void* clientdata,
                                            void* calldata);
        void OnLeftButtonDown();
        void OnLeftButtonUp();
        void OnMouseMove();
        Vector3D getDisplacement();
        Vector3D ComputeDisplayToWorld(Vector3D p_d);
        Vector3D ComputeWorldToDisplay(Vector3D p_w);
        void setGlyphCenter(Vector3D pos);

        bool mEnabled;
        bool mConnected; 
        ToolPtr mTool; 
        Vector3D mPickedPoint; 
        double mSphereRadius;
        MeshPtr mGlyph;
        GeometricRepPtr mGlyphRep;
        Vector3D mClickedPoint;
        bool mIsDragging;

        bool mSnapToSurface; 

        GraphicalPoint3DPtr mGraphicalPoint;
        ViewportListenerPtr mViewportListener;
        vtkCallbackCommandPtr mCallbackCommand;
        PatientModelServicePtr mDataManager;
};

typedef boost::shared_ptr<PickerRep> PickerRepPtr;

}//namespace
#endif /* CXPICKERREP_H_ */