gdcmUsage.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 GDCMUSAGE_H
#define GDCMUSAGE_H
 
#include "gdcmTypes.h"
 
#include <iostream>
 
namespace gdcm
{
 
class GDCM_EXPORT Usage
{
public:
  typedef enum {
    Mandatory, // (see A.1.3.1) , abbreviated M
    Conditional, // (see A.1.3.2) , abbreviated C
    UserOption, // (see A.1.3.3) , abbreviated U
    Invalid
  } UsageType;
 
  Usage(UsageType type = Invalid) : UsageField(type) { }
 
  operator UsageType () const { return UsageField; }
  friend std::ostream &operator<<(std::ostream &os, const Usage &vr);
 
  static const char *GetUsageString(UsageType type);
  static UsageType GetUsageType(const char *type);
 
private:
  UsageType UsageField;
};
//-----------------------------------------------------------------------------
inline std::ostream &operator<<(std::ostream &_os, const Usage &val)
{
  _os << Usage::GetUsageString(val.UsageField);
  return _os;
}
 
} // end namespace gdcm
 
#endif //GDCMUSAGE_H