otbVectorDataSource.h

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/*
 * Copyright (C) 2005-2020 Centre National d'Etudes Spatiales (CNES)
 *
 * This file is part of Orfeo Toolbox
 *
 *     https://www.orfeo-toolbox.org/
 *
 * 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
 *
 * 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 otbVectorDataSource_h
#define otbVectorDataSource_h

#include "OTBVectorDataBaseExport.h"
#include "itkProcessObject.h"
#include "itkMacro.h"

namespace otb
{
template <class TOutputVectorData>
class ITK_ABI_EXPORT VectorDataSource : public itk::ProcessObject
{
public:
  typedef VectorDataSource              Self;
  typedef itk::ProcessObject            Superclass;
  typedef itk::SmartPointer<Self>       Pointer;
  typedef itk::SmartPointer<const Self> ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(VectorDataSource, itk::ProcessObject);

  typedef itk::ProcessObject::DataObjectPointerArraySizeType DataObjectPointerArraySizeType;
  typedef TOutputVectorData                                  OutputVectorDataType;
  typedef typename TOutputVectorData::Pointer                OutputVectorDataPointer;

  virtual void GraftOutput(itk::DataObject* output);

  virtual void GraftNthOutput(unsigned int idx, itk::DataObject* output);

  virtual OutputVectorDataType* GetOutput(void);
  virtual OutputVectorDataType* GetOutput(DataObjectPointerArraySizeType idx);

protected:
  VectorDataSource();
  ~VectorDataSource() override;

  void PrintSelf(std::ostream& os, itk::Indent indent) const override;

  virtual void AllocateOutputs();

private:
  VectorDataSource(const Self&) = delete;
  void operator=(const Self&) = delete;
};

} // end namespace otb

#ifndef OTB_MANUAL_INSTANTIATION
#include "otbVectorDataSource.hxx"
#endif

#endif // otbVectorDataSource_h