itkPathSource.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef itkPathSource_h
#define itkPathSource_h

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

namespace itk
{
template< typename TOutputPath >
class ITK_TEMPLATE_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();

  OutputPathType * GetOutput(unsigned int idx);

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

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

  typedef ProcessObject::DataObjectPointerArraySizeType DataObjectPointerArraySizeType;
  using Superclass::MakeOutput;
  virtual DataObjectPointer MakeOutput(DataObjectPointerArraySizeType idx) ITK_OVERRIDE;

protected:
  PathSource();
  virtual ~PathSource() ITK_OVERRIDE {}
  virtual void PrintSelf(std::ostream & os, Indent indent) const ITK_OVERRIDE;

  // Inherit the empty ProcessObject::GenerateData()

  // Inherit ProcessObject::PrepareOutputs(), which calls Initialize()
  // (Image replaces w/ empty function)

private:
  ITK_DISALLOW_COPY_AND_ASSIGN(PathSource);
};
} // end namespace itk

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

#endif