itkDenseFrequencyContainer.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkDenseFrequencyContainer.h,v $
  Language:  C++
  Date:      $Date: 2009-03-04 15:23:44 $
  Version:   $Revision: 1.13 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#ifndef __itkDenseFrequencyContainer_h
#define __itkDenseFrequencyContainer_h

#include <map>
#include "itkObjectFactory.h"
#include "itkObject.h"
#include "itkValarrayImageContainer.h"
#include "itkNumericTraits.h"

namespace itk { 
namespace Statistics {

class ITK_EXPORT DenseFrequencyContainer 
  : public Object
{
public:
  typedef DenseFrequencyContainer  Self;
  typedef Object                   Superclass;
  typedef SmartPointer<Self>       Pointer;
  typedef SmartPointer<const Self> ConstPointer;

  itkTypeMacro(DenseFrequencyContainer, Object);

  itkNewMacro(Self);

  typedef unsigned long InstanceIdentifier;

  typedef float FrequencyType;

  typedef NumericTraits<FrequencyType>::AccumulateType TotalFrequencyType;

  typedef ValarrayImageContainer< InstanceIdentifier, FrequencyType > 
                                          FrequencyContainerType;
  typedef FrequencyContainerType::Pointer FrequencyContainerPointer;

  void Initialize(unsigned long length);

  void SetToZero();

  bool SetFrequency(const InstanceIdentifier id, const FrequencyType value);

  bool IncreaseFrequency(const InstanceIdentifier id, 
                         const FrequencyType value);

  FrequencyType GetFrequency(const InstanceIdentifier id) const;

  TotalFrequencyType GetTotalFrequency()
    { return m_TotalFrequency; }

protected:
  DenseFrequencyContainer();
  virtual ~DenseFrequencyContainer() {}
  void PrintSelf(std::ostream& os, Indent indent) const;

private:
  DenseFrequencyContainer(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

  FrequencyContainerPointer m_FrequencyContainer;
  TotalFrequencyType        m_TotalFrequency;
}; // end of class

} // end of namespace Statistics
} // end of namespace itk

#endif

---