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itkPathIterator.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkPathIterator.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-02-19 19:41:23 $
00007   Version:   $Revision: 1.7 $
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 __itkPathIterator_h
00018 #define __itkPathIterator_h
00019 
00020 #include "itkIndex.h"
00021 #include "itkImage.h"
00022 #include "itkPath.h"
00023 #include "itkPathConstIterator.h"
00024 
00025 namespace itk
00026 {
00027 
00068 template<class TImage, class TPath>
00069 class ITK_EXPORT PathIterator : public PathConstIterator<TImage, TPath>
00070 {
00071 public:
00072 
00074   typedef PathIterator Self;
00075 
00080   itkStaticConstMacro(ImageIteratorDimension, unsigned int,
00081                       TImage::ImageDimension);
00082 
00084   typedef PathConstIterator<TImage,TPath> Superclass;
00085 
00087   typedef typename Superclass::IndexType              IndexType;
00088   typedef typename Superclass::IndexValueType         IndexValueType;
00089   typedef typename Superclass::OffsetType             OffsetType;
00090   typedef typename Superclass::OffsetValueType        OffsetValueType;
00091   typedef typename Superclass::SizeType               SizeType;
00092   typedef typename Superclass::SizeValueType          SizeValueType;
00093   typedef typename Superclass::RegionType             RegionType;
00094   typedef typename Superclass::ImageType              ImageType;
00095   typedef typename Superclass::PixelContainer         PixelContainer;
00096   typedef typename Superclass::PixelContainerPointer  PixelContainerPointer;
00097   typedef typename Superclass::InternalPixelType      InternalPixelType;
00098   typedef typename Superclass::PixelType              PixelType;
00099   typedef typename Superclass::AccessorType           AccessorType;
00100   typedef typename Superclass::PathType               PathType;
00101   typedef typename Superclass::PathInputType          PathInputType;
00102   typedef typename Superclass::PathOutputType         PathOutputType;
00103 
00105   itkTypeMacro(PathIterator, PathConstIterator);
00106 
00107   
00108   
00110   void Set( const PixelType & value)
00111     {
00112     // Normally, this would just be the following:
00113     //   m_Image->SetPixel(m_CurrentImageIndex,value);
00114     // However, we don't want a warning about m_Image being a ConstPointer
00115     // in the Superclass.
00116     const_cast<ImageType *>(this->m_Image.GetPointer())->
00117       SetPixel(this->m_CurrentImageIndex,value);
00118     }
00120 
00124   PixelType & Value(void) 
00125     {
00126     return this->GetImage()->GetPixel(this->m_ImageIndex);
00127     }
00128 
00131   Self &operator=(const Self& it);
00132 
00134   PathIterator(ImageType *imagePtr, const PathType  *pathPtr);
00135 
00137   virtual ~PathIterator() {};
00138 };
00139 
00140 } // end namespace itk
00141 
00142 #ifndef ITK_MANUAL_INSTANTIATION
00143 #include "itkPathIterator.txx"
00144 #endif
00145 
00146 #endif 
00147 

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