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itkHistogramAlgorithmBase.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkHistogramAlgorithmBase.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-05-12 17:26:20 $
00007   Version:   $Revision: 1.6 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 
00018 #ifndef __itkHistogramAlgorithmBase_h
00019 #define __itkHistogramAlgorithmBase_h
00020 
00021 #include "itkMacro.h"
00022 #include "itkObjectFactory.h"
00023 #include "itkObject.h"
00024 
00025 namespace itk
00026 { 
00027   
00036 template< class TInputHistogram >
00037 class ITK_EXPORT HistogramAlgorithmBase : public Object
00038 {
00039 public:
00041   typedef HistogramAlgorithmBase     Self;
00042   typedef Object                     Superclass;
00043   typedef SmartPointer< Self >       Pointer;
00044   typedef SmartPointer< const Self > ConstPointer;
00045 
00047   itkTypeMacro(HistogramAlgorithmBase, Object);
00048 
00050   typedef TInputHistogram InputHistogramType;
00051 
00053   void SetInputHistogram( const TInputHistogram * histogram ) 
00054     {
00055     if ( m_InputHistogram != histogram )
00056       {
00057       m_InputHistogram = histogram;
00058       this->Modified();
00059       }
00060     }
00062 
00064   const TInputHistogram * GetInputHistogram() const
00065     { return m_InputHistogram.GetPointer(); }
00066 
00070   void Update()
00071     { this->GenerateData(); }
00072 
00073 protected:
00074   HistogramAlgorithmBase();
00075   virtual ~HistogramAlgorithmBase() {}
00076   void PrintSelf(std::ostream& os, Indent indent) const;
00077 
00078   virtual void GenerateData() = 0;
00079 
00080 private:
00082   typename TInputHistogram::ConstPointer m_InputHistogram;
00083 }; // end of class
00084 
00085 } // end of namespace itk 
00086 
00087 #ifndef ITK_MANUAL_INSTANTIATION
00088 #include "itkHistogramAlgorithmBase.txx"
00089 #endif
00090 
00091 #endif
00092 

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