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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkFloodFilledImageFunctionConditionalIterator.h
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef __itkFloodFilledImageFunctionConditionalIterator_h
#define __itkFloodFilledImageFunctionConditionalIterator_h
#include "itkFloodFilledImageFunctionConditionalConstIterator.h"
namespace itk
{
/**
* \class FloodFilledImageFunctionConditionalIterator
* \brief Iterates over a flood-filled image function.
*
* \ingroup ImageIterators
*
*/
template<class TImage, class TFunction>
class ITK_EXPORT FloodFilledImageFunctionConditionalIterator: public FloodFilledImageFunctionConditionalConstIterator<TImage, TFunction>
{
public:
/** Standard class typedefs. */
typedef FloodFilledImageFunctionConditionalIterator Self;
typedef FloodFilledImageFunctionConditionalConstIterator<TImage, TFunction> Superclass;
/** Type of function */
typedef typename Superclass::FunctionType FunctionType;
/** Type of vector used to store location info in the spatial function */
typedef typename Superclass::FunctionInputType FunctionInputType;
/** Index typedef support. */
typedef typename Superclass::IndexType IndexType;
/** Size typedef support. */
typedef typename Superclass::SizeType SizeType;
/** Region typedef support */
typedef typename Superclass::RegionType RegionType;
/** Image typedef support. */
typedef typename Superclass::ImageType ImageType;
/** Internal Pixel Type */
typedef typename Superclass::InternalPixelType InternalPixelType;
/** External Pixel Type */
typedef typename Superclass::PixelType PixelType;
/** Dimension of the image the iterator walks. This constant is needed so
* functions that are templated over image iterator type (as opposed to
* being templated over pixel type and dimension) can have compile time
* access to the dimension of the image that the iterator walks. */
itkStaticConstMacro(NDimensions, unsigned int, Superclass::NDimensions);
/** Constructor establishes an iterator to walk a particular image and a
* particular region of that image. This version of the constructor uses
* an explicit seed pixel for the flood fill, the "startIndex" */
FloodFilledImageFunctionConditionalIterator(ImageType *imagePtr,
FunctionType *fnPtr,
IndexType startIndex): Superclass(imagePtr, fnPtr, startIndex) {};
/** Constructor establishes an iterator to walk a particular image and a
* particular region of that image. This version of the constructor uses
* an explicit list of seed pixels for the flood fill, the "startIndex" */
FloodFilledImageFunctionConditionalIterator(ImageType *imagePtr,
FunctionType *fnPtr,
std::vector<IndexType>& startIndex): Superclass(imagePtr, fnPtr, startIndex) {};
/** Constructor establishes an iterator to walk a particular image and a
* particular region of that image. This version of the constructor
* should be used when the seed pixel is unknown. */
FloodFilledImageFunctionConditionalIterator(ImageType *imagePtr,
FunctionType *fnPtr): Superclass(imagePtr, fnPtr) {};
/** Get the pixel value */
const PixelType & Get(void) const
{ return const_cast<ImageType *>(this->m_Image.GetPointer())->GetPixel(this->m_IndexStack.front() ); }
/** Set the pixel value */
void Set( const PixelType & value)
{ const_cast<ImageType *>(this->m_Image.GetPointer())->GetPixel(this->m_IndexStack.front() ) = value; }
/** Default Destructor. */
virtual ~FloodFilledImageFunctionConditionalIterator() {};
};
} // end namespace itk
#endif
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