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itkImageSliceConstIteratorWithIndex.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkImageSliceConstIteratorWithIndex.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/01/23 04:23:26 $
00007   Version:   $Revision: 1.5 $
00008 
00009   Copyright (c) 2002 Insight 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 __itkImageSliceConstIteratorWithIndex_h
00018 #define __itkImageSliceConstIteratorWithIndex_h
00019 
00020 #include "itkImageConstIteratorWithIndex.h"
00021 
00022 namespace itk
00023 {
00024 
00058 template<typename TImage>
00059 class ImageSliceConstIteratorWithIndex : public ImageConstIteratorWithIndex<TImage>
00060 {
00061 public:
00063   typedef ImageSliceConstIteratorWithIndex Self;
00064   typedef ImageConstIteratorWithIndex<TImage>  Superclass;
00065   
00070   typedef typename TImage::IndexType IndexType;
00071 
00076   typedef TImage ImageType;
00077 
00079   typedef typename TImage::RegionType   RegionType;
00080 
00084   typedef typename TImage::PixelContainer PixelContainer;
00085   typedef typename PixelContainer::Pointer PixelContainerPointer;
00086   
00088   ImageSliceConstIteratorWithIndex() : ImageConstIteratorWithIndex<TImage>() {}
00089   
00092   ImageSliceConstIteratorWithIndex( const ImageType *ptr,
00093                       const RegionType & region)
00094     : ImageConstIteratorWithIndex<TImage>(ptr, region) 
00095     {
00096       m_Direction_A = 0;
00097       m_Direction_B = 1;
00098     }
00099 
00106   ImageSliceConstIteratorWithIndex( const ImageConstIteratorWithIndex<TImage> &it)
00107     { this->ImageConstIteratorWithIndex<TImage>::operator=(it); }
00108 
00111   void NextLine(void);
00112   
00115   void NextSlice(void);
00116 
00119   void PreviousLine(void);
00120   
00123   void PreviousSlice(void);
00124 
00126   bool IsAtEndOfLine(void);
00127 
00129   bool IsAtEndOfSlice(void);
00130 
00132   bool IsAtBeginOfLine(void);
00133 
00135   bool IsAtBeginOfSlice(void);
00136 
00138   void SetFirstDirection(unsigned int direction);
00139 
00141   void SetSecondDirection(unsigned int direction);
00142 
00146   Self & operator++();
00147 
00151   Self & operator--();
00152 
00153 private:
00154   unsigned long  m_PixelJump;
00155   unsigned long  m_LineJump;
00156   unsigned int   m_Direction_A;
00157   unsigned int   m_Direction_B;
00158 };
00159 
00160 } // end namespace itk
00161 
00162 #ifndef ITK_MANUAL_INSTANTIATION
00163 #include "itkImageSliceConstIteratorWithIndex.txx"
00164 #endif
00165 
00166 #endif 

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