itkPathSource.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkPathSource.h,v $
  Language:  C++
  Date:      $Date: 2006-02-06 22:01:57 $
  Version:   $Revision: 1.3 $

  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 __itkPathSource_h
#define __itkPathSource_h

#include "itkProcessObject.h"
#include "itkPath.h"

namespace itk
{
  
template <class TOutputPath>
class ITK_EXPORT PathSource : public ProcessObject
{
public:
  typedef PathSource                Self;
  typedef ProcessObject             Superclass;
  typedef SmartPointer<Self>        Pointer;
  typedef SmartPointer<const Self>  ConstPointer;

  typedef DataObject::Pointer DataObjectPointer;

  itkNewMacro(Self);

  itkTypeMacro(PathSource,ProcessObject);

  typedef TOutputPath                         OutputPathType;
  typedef typename OutputPathType::Pointer    OutputPathPointer;
  typedef typename OutputPathType::InputType  OutputPathInputType;
  typedef typename OutputPathType::OutputType OutputPathOutputType;
  typedef typename OutputPathType::IndexType  OutputPathIndexType;
  typedef typename OutputPathType::OffsetType OutputPathOffsetType;

  OutputPathType * GetOutput(void);
  OutputPathType * GetOutput(unsigned int idx);

  // just calls GraftNthOutput()
  virtual void GraftOutput(OutputPathType *output);

  virtual void GraftNthOutput(unsigned int idx, OutputPathType *output);

  virtual DataObjectPointer MakeOutput(unsigned int idx);

protected:
  PathSource();
  virtual ~PathSource() {}
  void PrintSelf(std::ostream& os, Indent indent) const;
  
  // Inherit the empty ProcessObject::GenerateData()
  
  // Inherit ProcessObject::PrepareOutputs(), which calls Initialize()
  // (Image replaces w/ empty function)
  
private:
  PathSource(const Self&); //purposely not implemented
  void operator=(const Self&);   //purposely not implemented
};

} // end namespace itk

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkPathSource.txx"
#endif

#endif

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