#ifndef __bbUtilitiesDistanceLenght_h_INCLUDED__
#define __bbUtilitiesDistanceLenght_h_INCLUDED__
#include "bbtkAtomicBlackBox.h"
#include "iostream"

#include "vtkImageData.h"
#include "vtkRenderer.h"
#include "vtkActor.h"
#include "vtkPolyDataMapper.h"
#include "vtkPolyData.h"
#include "vtkPoints.h"
#include "vtkCellArray.h"
#include "vtkSphereSource.h"
#include "vtkSphere.h"
#include "vtkProperty.h"

namespace bbUtilities
{

class /*BBTK_EXPORT*/ DistanceLenght
 : 
   public bbtk::AtomicBlackBox
{
  BBTK_BLACK_BOX_INTERFACE(DistanceLenght,bbtk::AtomicBlackBox);

//==================================================================
  BBTK_DECLARE_INPUT(Point0,std::vector<int>);
  BBTK_DECLARE_INPUT(Point1,std::vector<int>);
  BBTK_DECLARE_INPUT(PointNumber,int);
  BBTK_DECLARE_OUTPUT(Out,double);
  BBTK_PROCESS(Process);
  void Process();
private:
  int x0, y0 , z0, x1, y1, z1;
};

BBTK_BEGIN_DESCRIBE_BLACK_BOX(DistanceLenght,bbtk::AtomicBlackBox);
BBTK_NAME("DistanceLenght");
BBTK_AUTHOR("car-prie@uniandes.edu.co");
BBTK_DESCRIPTION("Gets the points in the directory Vessel 0 - 3");
BBTK_CATEGORY("__CATEGORY__");
BBTK_INPUT(DistanceLenght,Point0,"first point of the segment to be measured",std::vector<int>, "");
BBTK_INPUT(DistanceLenght,Point1,"Final point of the segment to be measured",std::vector<int>, "");
BBTK_INPUT(DistanceLenght,PointNumber,"Point0 or Point1",int, "");
BBTK_OUTPUT(DistanceLenght,Out,"Distance between two points",double, "");
BBTK_END_DESCRIBE_BLACK_BOX(DistanceLenght);
}
// EO namespace bbUtilities

#endif // __bbUtilitiesDistanceLenght_h_INCLUDED__