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/*=========================================================================
Program: Visualization Toolkit
Module: vtkArrayCoordinateIterator.cxx
-------------------------------------------------------------------------
Copyright 2008 Sandia Corporation.
Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------
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.
=========================================================================*/
#include "vtkArrayCoordinateIterator.h"
#include "vtkIdTypeArray.h"
#include "vtkObjectFactory.h"
#include <vtksys/stl/iterator>
vtkStandardNewMacro(vtkArrayCoordinateIterator);
vtkArrayCoordinateIterator::vtkArrayCoordinateIterator() :
Current(0),
End(0)
{
}
vtkArrayCoordinateIterator::~vtkArrayCoordinateIterator()
{
}
void vtkArrayCoordinateIterator::PrintSelf(ostream &os, vtkIndent indent)
{
Superclass::PrintSelf(os, indent);
os << "Extents:";
for(vtkIdType i = 0; i != this->Extents.GetDimensions(); ++i)
os << " " << this->Extents[i];
os << endl;
os << "Indices:";
for(vtkIdType i = 0; i != this->Coordinates.GetDimensions(); ++i)
os << " " << this->Coordinates[i];
os << endl;
os << "Current: " << this->Current << endl;
os << "End: " << this->End << endl;
}
void vtkArrayCoordinateIterator::SetExtents(const vtkArrayExtents& extents)
{
this->Extents = extents;
this->Coordinates.SetDimensions(extents.GetDimensions());
this->Current = 0;
this->End = extents.GetSize();
}
bool vtkArrayCoordinateIterator::HasNext()
{
return this->Current < this->End;
}
vtkArrayCoordinates vtkArrayCoordinateIterator::Next()
{
vtkArrayCoordinates result = this->Coordinates;
for(vtkIdType i = this->Extents.GetDimensions() - 1; i >= 0; --i)
{
if(++this->Coordinates[i] < this->Extents[i])
break;
this->Coordinates[i] = 0;
}
++this->Current;
return result;
}
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