TwoStepLocalLengthEstimator.h

#pragma once

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

#define TwoStepLocalLengthEstimator_RECURSES

#if !defined TwoStepLocalLengthEstimator_h

#define TwoStepLocalLengthEstimator_h

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

namespace DGtal
{

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


    typedef TConstIterator ConstIterator;

    typedef double Quantity;


    TwoStepLocalLengthEstimator(const double wdirect, const double wdiag):
      myWeightDirect(wdirect), myWeightDiagonal(wdiag)
    {}


    ~TwoStepLocalLengthEstimator();


    // ----------------------- 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;

    ConstIterator myBeginIt;
    ConstIterator myEndIt;

    bool myIsInitBefore;

    double myWeightDirect;
    double myWeightDiagonal;


  private:

    TwoStepLocalLengthEstimator ( const TwoStepLocalLengthEstimator & other );

    TwoStepLocalLengthEstimator & operator= ( const TwoStepLocalLengthEstimator & other );

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

  }; // end of class TwoStepLocalLengthEstimator


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

} // namespace DGtal


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

//                                                                           //

#endif // !defined TwoStepLocalLengthEstimator_h

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