00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkImageIterator.h,v $ 00005 Language: C++ 00006 Date: $Date: 2008-10-18 20:31:36 $ 00007 Version: $Revision: 1.54 $ 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 // const_cast is needed here because m_Buffer is declared as a const 00120 // pointer in the superclass which is the ConstIterator. 00121 this->m_PixelAccessorFunctor.Set( 00122 *(const_cast<InternalPixelType *>(this->m_Buffer)+this->m_Offset), value); 00123 } 00124 00128 PixelType & Value(void) 00129 { 00130 // const_cast is needed here because m_Buffer is declared as a const 00131 // pointer in the superclass which is the ConstIterator. 00132 return *(const_cast<InternalPixelType *>(this->m_Buffer)+this->m_Offset); 00133 } 00134 00138 Self Begin(void) const; 00139 00143 Self End(void) const; 00144 00146 ImageType * GetImage() const 00147 { 00148 // const_cast is needed here because m_Image is declared as a const pointer 00149 // in the base class which is the ConstIterator. 00150 return const_cast<ImageType *>( this->m_Image.GetPointer() ); 00151 } 00152 00153 00154 protected: 00155 00157 ImageIterator(const ImageConstIterator<TImage> & it); 00158 Self &operator=(const ImageConstIterator<TImage> & it); 00159 }; 00161 00162 } // end namespace itk 00163 00164 // Define instantiation macro for this template. 00165 #define ITK_TEMPLATE_ImageIterator(_, EXPORT, x, y) namespace itk { \ 00166 _(1(class EXPORT ImageIterator< ITK_TEMPLATE_1 x >)) \ 00167 namespace Templates { typedef ImageIterator< ITK_TEMPLATE_1 x > \ 00168 ImageIterator##y; } \ 00169 } 00170 00171 #if ITK_TEMPLATE_EXPLICIT 00172 # include "Templates/itkImageIterator+-.h" 00173 #endif 00174 00175 #if ITK_TEMPLATE_TXX 00176 # include "itkImageIterator.txx" 00177 #endif 00178 00179 #endif 00180