FPLengthEstimator.h

#pragma once

#if defined(FPLengthEstimator_RECURSES)
#error Recursive header files inclusion detected in FPLengthEstimator.h
#else // defined(FPLengthEstimator_RECURSES)

#define FPLengthEstimator_RECURSES

#if !defined FPLengthEstimator_h

#define FPLengthEstimator_h

// Inclusions
#include <iostream>
#include "DGtal/base/Common.h"
#include "DGtal/geometry/curves/FP.h"

namespace DGtal
{

  // template class FPLengthEstimator
  template <typename TConstIterator>
  class FPLengthEstimator
  {
    // ----------------------- Standard services ------------------------------
  public:


    typedef TConstIterator ConstIterator;

    typedef double Quantity;

    typedef FP<ConstIterator,int,4> FaithfulPolygon;
    typedef typename FaithfulPolygon::Point Point;  
    typedef typename FaithfulPolygon::Vector Vector;  

    FPLengthEstimator();
    
    
    ~FPLengthEstimator();

  
    // ----------------------- Interface --------------------------------------
  public:
    
    void init( const double h, const ConstIterator& itb, const ConstIterator& ite, const bool& isClosed);
    

    Quantity eval( ) const;

 
    void selfDisplay ( std::ostream & out ) const;

    bool isValid() const;

      // ------------------------- Private Datas --------------------------------
  private:
    
    double myH;

    std::vector<Point> myRep;

    bool myIsInitBefore;

  private:

    FPLengthEstimator ( const FPLengthEstimator & other );

    FPLengthEstimator & operator= ( const FPLengthEstimator & other );

    // ------------------------- Internals ------------------------------------
  private:

  }; // end of class FPLengthEstimator


  template <typename T>
  std::ostream&
  operator<< ( std::ostream & out, const FPLengthEstimator<T> & object );

} // namespace DGtal


// Includes inline functions.
#include "DGtal/geometry/curves/estimation/FPLengthEstimator.ih"

//                                                                           //

#endif // !defined FPLengthEstimator_h

#undef FPLengthEstimator_RECURSES
#endif // else defined(FPLengthEstimator_RECURSES)