gdcmCommon.h

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/*=========================================================================
                                                                                
  Program:   gdcm
  Module:    $RCSfile: gdcmCommon.h,v $
  Language:  C++
  Date:      $Date: 2007/08/22 16:14:03 $
  Version:   $Revision: 1.116 $
                                                                                
  Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
  l'Image). All rights reserved. See Doc/License.txt or
  http://www.creatis.insa-lyon.fr/Public/Gdcm/License.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 notices for more information.
                                                                                
=========================================================================*/

#ifndef _GDCMCOMMON_H_
#define _GDCMCOMMON_H_

#include "gdcmConfigure.h"
#include "gdcmSystem.h"
#include "gdcmMacro.h"
#include "gdcmVRKey.h"
#include <string>

//-----------------------------------------------------------------------------
#if defined(_WIN32) && defined(BUILD_SHARED_LIBS)
  #ifdef gdcm_EXPORTS
    #define GDCM_EXPORT __declspec( dllexport )
  #else
    #define GDCM_EXPORT __declspec( dllimport )
  #endif
#else
  #define GDCM_EXPORT
#endif

#ifdef __BORLANDC__
#include <mem.h>
#endif

//-----------------------------------------------------------------------------
namespace GDCM_NAME_SPACE
{

// Centralize information about the gdcm dictionary in only one file:
//
// ==>
// ==> Don't forget gdcm/gdcmPython/gdcm.i
// ==>
//

#ifndef PUB_DICT_PATH
#  define PUB_DICT_PATH   "../Dicts/"
#endif
#define PUB_DICT_NAME     "dicomV3Dict"

// dicomV3.dic replaced by the generated gdcm.dic/
// if gdcm.dic not found, method FillDefaultDataDict() is invoked
//#define PUB_DICT_FILENAME "dicomV3.dic"
#define PUB_DICT_FILENAME "gdcm.dic"
#define DICT_ELEM         "DicomDir.dic"
#define DICT_TS           "dicomTS.dic"
#define DICT_VR           "dicomVR.dic"
#define DICT_GROUP_NAME   "DictGroupName.dic"

GDCM_EXPORT extern const std::string GDCM_UNKNOWN;
GDCM_EXPORT extern const std::string GDCM_UNFOUND;
GDCM_EXPORT extern const std::string GDCM_BINLOADED;
GDCM_EXPORT extern const std::string GDCM_NOTLOADED;
GDCM_EXPORT extern const std::string GDCM_UNREAD;
GDCM_EXPORT extern const std::string GDCM_NOTASCII;
GDCM_EXPORT extern const std::string GDCM_PIXELDATA;

GDCM_EXPORT extern const char GDCM_VRUNKNOWN[2];

GDCM_EXPORT extern const char GDCM_FILESEPARATOR;


#if defined(_MSC_VER) && (_MSC_VER == 1200)
// Doing everything within gdcm namespace to avoid polluting 3d party software
inline std::ostream& operator<<(std::ostream& _O, std::string _val)
{
  return _O << _val.c_str();
}
#endif

typedef std::string TagName;

enum FileType {
// note to developer : don't forget to add as well in vtkGdcmWriter.h !
   Unknown = 0,
   ExplicitVR, // DicomDir is in this case. Except when it's ImplicitVR !...
   ImplicitVR,
   ACR,
   ACR_LIBIDO,
   JPEG,
   JPEG2000
};

enum DicomDirType {
   DD_UNKNOWN = 0,
   DD_META,
   DD_PATIENT,
   DD_STUDY,
   DD_SERIE,
   DD_IMAGE,
   DD_VISIT
};

enum CompOperators {
   GDCM_EQUAL = 0,
   GDCM_DIFFERENT,
   GDCM_GREATER,
   GDCM_GREATEROREQUAL,
   GDCM_LESS,
   GDCM_LESSOREQUAL
};

enum LodModeType
{
   LD_ALL         = 0x00000000, // Load all
   LD_NOSEQ       = 0x00000001, // Don't load Sequences
   LD_NOSHADOW    = 0x00000002, // Don't load odd groups
   LD_NOSHADOWSEQ = 0x00000004  // Don't load Sequences if they belong 
                                //            to an odd group
                                // (*exclusive* from LD_NOSEQ and LD_NOSHADOW)
};

enum ImageContentType
{
// note to developer : don't forget to add as well in vtkGdcmWriter.h !
      USER_OWN_IMAGE = 1,
      FILTERED_IMAGE,
      CREATED_IMAGE,      
      UNMODIFIED_PIXELS_IMAGE            
}; 
  
struct DicomElement
{
   unsigned short int Group;
   unsigned short int Elem;
   VRKey VR;
   std::string Value;
};

} //namespace gdcm
//-----------------------------------------------------------------------------
#endif

---