gdcmCodeString.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 GDCMCODESTRING_H
#define GDCMCODESTRING_H
 
#include "gdcmString.h"
 
namespace gdcm
{
 
// Note to myself: because note all wrapped language support exception
// we could not support throwing an exception during object construction.
class GDCM_EXPORT CodeString
{
  friend std::ostream& operator<< (std::ostream& os, const CodeString& str);
  friend bool operator==(const CodeString &ref, const CodeString& cs);
  friend bool operator!=(const CodeString &ref, const CodeString& cs);
  typedef String<'\\',16> InternalClass;
public:
  typedef InternalClass::value_type             value_type;
  typedef InternalClass::pointer                pointer;
  typedef InternalClass::reference              reference;
  typedef InternalClass::const_reference        const_reference;
  typedef InternalClass::size_type              size_type;
  typedef InternalClass::difference_type        difference_type;
  typedef InternalClass::iterator               iterator;
  typedef InternalClass::const_iterator         const_iterator;
  typedef InternalClass::reverse_iterator       reverse_iterator;
  typedef InternalClass::const_reverse_iterator const_reverse_iterator;
 
  CodeString(): Internal() {}
  CodeString(const value_type* s): Internal(s) { Internal = Internal.Trim(); }
  CodeString(const value_type* s, size_type n): Internal(s, n) {
    Internal = Internal.Trim(); }
  CodeString(const InternalClass& s, size_type pos=0, size_type n=InternalClass::npos):
    Internal(s, pos, n) { Internal = Internal.Trim(); }
 
  bool IsValid() const;
 
  std::string GetAsString() const {
    return Internal;
  }
 
  size_type Size() const { return Internal.size(); }
 
protected:
  std::string TrimInternal() const {
    return Internal.Trim();
  }
 
private:
  String<'\\',16> Internal;
};
 
inline std::ostream& operator<< (std::ostream& os, const CodeString& str)
{
  os << str.Internal;
  return os;
}
 
inline bool operator==(const CodeString &ref, const CodeString& cs)
{
  return ref.Internal == cs.Internal;
}
inline bool operator!=(const CodeString &ref, const CodeString& cs)
{
  return ref.Internal != cs.Internal;
}
 
 
} // end namespace gdcm
 
#endif //GDCMCODESTRING_H