itkResourceProbe.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkResourceProbe.h,v $
  Language:  C++
  Date:      $Date: 2008-10-26 15:20:21 $
  Version:   $Revision: 1.1 $

  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 __itkResourceProbe_h
#define __itkResourceProbe_h

#include "itkConfigure.h"
#include "itkWin32Header.h"
#include <string>

namespace itk 
{
 
template<class ValueType, class MeanType>
class ITK_EXPORT ResourceProbe
{

public:

  typedef unsigned long CountType;

public:

  ResourceProbe(const std::string & type, const std::string & unit);

  virtual ~ResourceProbe();

  std::string GetType(void)const;

  std::string GetUnit(void)const;

  void        Start(void);

  void        Stop(void);

  CountType   GetNumberOfStarts(void) const;

  CountType   GetNumberOfStops(void) const;

  virtual ValueType   GetInstantValue(void)const = 0;

  ValueType    GetTotal(void)const;

  MeanType    GetMean(void) const;

private:

  ValueType     m_StartValue;
  ValueType     m_TotalValue;
    
  CountType     m_NumberOfStarts;
  CountType     m_NumberOfStops;

  std::string   m_TypeString;
  std::string   m_UnitString;
};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkResourceProbe.txx"
#endif

#endif //__itkResourceProbe_h