vtkImageIterator.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkImageIterator.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/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 notice for more information.
 
=========================================================================*/
#ifndef vtkImageIterator_h
#define vtkImageIterator_h
 
#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkSystemIncludes.h"
class vtkImageData;
 
template <class DType>
class VTKCOMMONDATAMODEL_EXPORT vtkImageIterator
{
public:
  typedef DType* SpanIterator;
 
  vtkImageIterator();
 
  vtkImageIterator(vtkImageData* id, int* ext);
 
  void Initialize(vtkImageData* id, int* ext);
 
  void NextSpan();
 
  SpanIterator BeginSpan() { return this->Pointer; }
 
  SpanIterator EndSpan() { return this->SpanEndPointer; }
 
  vtkTypeBool IsAtEnd() { return (this->Pointer >= this->EndPointer); }
 
protected:
  DType* Pointer;
  DType* SpanEndPointer;
  DType* SliceEndPointer;
  DType* EndPointer;
  vtkIdType Increments[3];
  vtkIdType ContinuousIncrements[3];
};
 
#ifndef vtkImageIterator_cxx
#ifdef _MSC_VER
#pragma warning(push)
// The following is needed when the vtkImageIterator is declared
// dllexport and is used from another class in vtkCommonCore
#pragma warning(disable : 4910) // extern and dllexport incompatible
#endif
vtkExternTemplateMacro(extern template class VTKCOMMONDATAMODEL_EXPORT vtkImageIterator);
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#endif
 
#endif
// VTK-HeaderTest-Exclude: vtkImageIterator.h