mitkPointSetDataInteractor.h

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

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

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

#ifndef mitkPointSetDataInteractor_h_
#define mitkPointSetDataInteractor_h_

#include "itkObject.h"
#include "itkObjectFactory.h"
#include "itkSmartPointer.h"
#include "mitkCommon.h"
#include "mitkDataInteractor.h"
#include <MitkCoreExports.h>
#include <mitkPointSet.h>

namespace mitk
{
  // Inherit from DataInteratcor, this provides functionality of a state machine and configurable inputs.
  class MITKCORE_EXPORT PointSetDataInteractor : public DataInteractor
  {
  public:
    mitkClassMacro(PointSetDataInteractor, DataInteractor);
    itkFactorylessNewMacro(Self);
    itkCloneMacro(Self);

      void SetAccuracy(float accuracy);

    void SetMaxPoints(unsigned int maxNumber = 0);

  protected:
    PointSetDataInteractor();
    ~PointSetDataInteractor() override;

    void ConnectActionsAndFunctions() override;

    void DataNodeChanged() override;

    virtual int GetPointIndexByPosition(Point3D position, unsigned int time = 0, float accuracy = -1);

    virtual bool CheckSelection(const InteractionEvent *interactionEvent);

    virtual void AddPoint(StateMachineAction *, InteractionEvent *event);

    virtual void RemovePoint(StateMachineAction *, InteractionEvent *interactionEvent);

    virtual void IsClosedContour(StateMachineAction *, InteractionEvent *);

    virtual void MovePoint(StateMachineAction *, InteractionEvent *);

    virtual void InitMove(StateMachineAction *, InteractionEvent *interactionEvent);

    virtual void FinishMove(StateMachineAction *, InteractionEvent *);

    virtual void SelectPoint(StateMachineAction *, InteractionEvent *);

    virtual void UnSelectPointAtPosition(StateMachineAction *, InteractionEvent *);

    virtual void UnSelectAll(StateMachineAction *, InteractionEvent *);

    virtual void UpdatePointSet(StateMachineAction *stateMachineAction, InteractionEvent *);

    virtual void Abort(StateMachineAction *, InteractionEvent *);

    Point3D m_LastPoint;

    Vector3D m_SumVec;

    // DATA
    PointSet::Pointer m_PointSet;
    int m_MaxNumberOfPoints;   // maximum of allowed number of points
    float m_SelectionAccuracy; // accuracy that's needed to select a point

    // FUNCTIONS
    void UnselectAll(unsigned int timeStep, ScalarType timeInMs);
    void SelectPoint(int position, unsigned int timeStep, ScalarType timeInMS);
  };
}
#endif