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itkImageIterator.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkImageIterator.h,v $
00005   Language:  C++
00006   Date:      $Date: 2007/01/30 23:39:53 $
00007   Version:   $Revision: 1.51 $
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 #ifndef __itkImageIterator_h
00018 #define __itkImageIterator_h
00019 
00020 #include "itkImageConstIterator.h"
00021 
00022 namespace itk
00023 {
00024 
00062 template<typename TImage>
00063 class ITK_EXPORT ImageIterator : public ImageConstIterator<TImage>
00064 {
00065 public:
00066 
00068   typedef ImageIterator Self;
00069 
00074   itkStaticConstMacro(ImageIteratorDimension, unsigned int,
00075                       TImage::ImageDimension);
00076 
00078   typedef ImageConstIterator<TImage> Superclass;
00079 
00081   typedef typename Superclass::IndexType              IndexType;
00082   typedef typename Superclass::IndexValueType         IndexValueType;
00083   typedef typename Superclass::SizeType               SizeType;
00084   typedef typename Superclass::SizeValueType          SizeValueType;
00085   typedef typename Superclass::OffsetType             OffsetType;
00086   typedef typename Superclass::OffsetValueType        OffsetValueType;
00087   typedef typename Superclass::RegionType             RegionType;
00088   typedef typename Superclass::ImageType              ImageType;
00089   typedef typename Superclass::PixelContainer         PixelContainer;
00090   typedef typename Superclass::PixelContainerPointer  PixelContainerPointer;
00091   typedef typename Superclass::InternalPixelType      InternalPixelType;
00092   typedef typename Superclass::PixelType              PixelType;
00093   typedef typename Superclass::AccessorType           AccessorType;
00094 
00095 
00098   ImageIterator();
00099 
00101   ~ImageIterator() {};
00102 
00103 
00106   ImageIterator(const Self& it);
00107 
00110   ImageIterator(TImage *ptr, const RegionType& region);
00111 
00114   Self &operator=(const Self& it);
00115 
00117   void Set( const PixelType & value) const  
00118     { 
00119     this->m_PixelAccessorFunctor.Set(*(const_cast<InternalPixelType *>
00120           (this->m_Buffer)+this->m_Offset), value); 
00121     }
00122 
00126   PixelType & Value(void) 
00127     { return *(const_cast<InternalPixelType *>(this->m_Buffer)+this->m_Offset); }
00128 
00132   Self Begin(void) const;
00133 
00137   Self End(void) const;
00138 
00140   ImageType * GetImage() const
00141     { return const_cast<ImageType *>( this->m_Image.GetPointer() ); };
00142 
00143 
00144 protected:
00145 
00147   ImageIterator(const ImageConstIterator<TImage> & it);
00148   Self &operator=(const ImageConstIterator<TImage> & it);
00149 };
00151 
00152 } // end namespace itk
00153 
00154 // Define instantiation macro for this template.
00155 #define ITK_TEMPLATE_ImageIterator(_, EXPORT, x, y) namespace itk { \
00156   _(1(class EXPORT ImageIterator< ITK_TEMPLATE_1 x >)) \
00157   namespace Templates { typedef ImageIterator< ITK_TEMPLATE_1 x > \
00158                                                   ImageIterator##y; } \
00159   }
00160 
00161 #if ITK_TEMPLATE_EXPLICIT
00162 # include "Templates/itkImageIterator+-.h"
00163 #endif
00164 
00165 #if ITK_TEMPLATE_TXX
00166 # include "itkImageIterator.txx"
00167 #endif
00168 
00169 #endif 
00170 

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