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/*=========================================================================
Program: Visualization Toolkit
Module: vtkImageProgressIterator.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.
=========================================================================*/
// .NAME vtkImageProgressIterator - a simple image iterator with progress
// .SECTION Description
// This is a simple image iterator that can be used to iterate over an
// image. Typically used to iterate over the output image
// .SECTION See also
// vtkImageData vtkImageIterator
#ifndef __vtkImageProgressIterator_h
#define __vtkImageProgressIterator_h
#include "vtkImageIterator.h"
class vtkAlgorithm;
template<class DType>
class VTK_FILTERING_EXPORT vtkImageProgressIterator : public vtkImageIterator<DType>
{
public:
typedef vtkImageIterator<DType> Superclass;
// Description:
// Create a progress iterator for the provided image data
// and extent to iterate over. The passes progress object will
// receive any UpdateProgress calls if the thread id is zero
vtkImageProgressIterator(vtkImageData *imgd, int *ext,
vtkAlgorithm *po, int id);
// Description:
// Move the iterator to the next span, may call UpdateProgress on the
// filter (vtkAlgorithm)
void NextSpan();
// Description:
// Overridden from vtkImageIterator to check AbortExecute on the
// filter (vtkAlgorithm).
int IsAtEnd();
protected:
vtkAlgorithm *Algorithm;
unsigned long Count;
unsigned long Count2;
unsigned long Target;
int ID;
};
#ifdef VTK_NO_EXPLICIT_TEMPLATE_INSTANTIATION
#include "vtkImageProgressIterator.txx"
#endif
#endif
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