gdcmPDataTFPDU.h

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/*=========================================================================
 
  Program: GDCM (Grassroots DICOM). A DICOM library
 
  Copyright (c) 2006-2011 Mathieu Malaterre
  All rights reserved.
  See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html 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.
 
=========================================================================*/
#ifndef GDCMPDATATFPDU_H
#define GDCMPDATATFPDU_H
 
#include "gdcmTypes.h"
#include "gdcmPresentationDataValue.h"
#include "gdcmBasePDU.h"
#include <limits>
 
namespace gdcm
{
 
namespace network
{
 
class GDCM_EXPORT PDataTFPDU : public BasePDU
{
public:
  PDataTFPDU();
  std::istream &Read(std::istream &is) override;
  const std::ostream &Write(std::ostream &os) const override;
 
  size_t Size() const override;
 
  void AddPresentationDataValue( PresentationDataValue const &pdv ) {
    V.push_back( pdv );
    assert(Size() < std::numeric_limits<uint32_t>::max());
    ItemLength = (uint32_t)Size() - 6;
    }
 
  typedef std::vector<PresentationDataValue>::size_type SizeType;
  PresentationDataValue const &GetPresentationDataValue(SizeType i) const {
    assert( !V.empty() && i < V.size() );
    return V[i];
  }
  SizeType GetNumberOfPresentationDataValues() const {
    return V.size();
    }
 
  void Print(std::ostream &os) const override;
  bool IsLastFragment() const override;
 
protected:
  std::istream &ReadInto(std::istream &is, std::ostream &os);
private:
  static const uint8_t ItemType; // PDUType ?
  static const uint8_t Reserved2;
  uint32_t ItemLength; // PDU Length ?
  std::vector<PresentationDataValue> V;
};
 
} // end namespace network
 
} // end namespace gdcm
 
#endif //GDCMPDATATFPDU_H