otbTransactorGISTableFunction.h

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

  Program:   ORFEO Toolbox
  Language:  C++
  Date:      $Date$
  Version:   $Revision$


  Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
  See OTBCopyright.txt 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 __otbTransactorGISTableFunction_h
#define __otbTransactorGISTableFunction_h

#include "otbGISTableFunction.h"

namespace otb
{

template <
    class TInputTable,
    class TOutput, class TTransactor
    >
class ITK_EXPORT TransactorGISTableFunction :
  public GISTableFunction<TInputTable,
      TOutput>
{
public:
  itkStaticConstMacro(TableDimension, unsigned int,
                      TInputTable::TSpatialDimension);

  typedef TransactorGISTableFunction             Self;
  typedef GISTableFunction<TInputTable, TOutput> Superclass;
  typedef SmartPointer<Self>                     Pointer;
  typedef SmartPointer<const Self>               ConstPointer;

  itkTypeMacro(TransactorGISTableFunction, GISTableFunction);

  typedef TInputTable InputTableType;
  typedef TTransactor TransactorType;

  typedef typename InputTableType::ConnectionType ConnectionType;

  typedef typename InputTableType::ConstPointer InputTableConstPointer;

  typedef TOutput OutputType;

  virtual TOutput Evaluate()
  {
    m_Table->GetConnection()->PerformTransaction(TransactorType());
  }

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

  InputTableConstPointer m_Table;

private:
  TransactorGISTableFunction(const Self &); //purposely not implemented
  void operator =(const Self&); //purposely not implemented

};

} // end namespace otb

#endif