Program: gdcm
Module: $RCSfile: gdcmDocEntry.h,v $
Language: C++
- Date: $Date: 2004/10/25 04:08:20 $
- Version: $Revision: 1.28 $
+ Date: $Date: 2005/01/07 16:45:51 $
+ Version: $Revision: 1.37 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
#ifndef GDCMDOCENTRY_H
#define GDCMDOCENTRY_H
+#include "gdcmBase.h"
#include "gdcmDictEntry.h"
+
#include <iostream>
+#include <fstream>
+namespace gdcm
+{
class Header;
class ValEntry;
class BinEntry;
class SeqEntry;
-namespace gdcm
-{
//-----------------------------------------------------------------------------
/**
* \brief The dicom header of a Dicom file contains a set of such entries
* (when successfuly parsed against a given Dicom dictionary)
*/
-class GDCM_EXPORT DocEntry
+class GDCM_EXPORT DocEntry : public Base
{
public:
DocEntry(DictEntry*);
uint16_t GetElement() { return DicomDict->GetElement();};
/// Returns the 'key' of the current Dicom Header Entry
- void SetKey( TagKey const & key ) { Key = key; }
+ void SetKey( TagKey const &key ) { Key = key; }
/// Returns the 'key' of the current Dicom Header Entry
- std::string const & GetKey() const { return Key; }
+ std::string const &GetKey() const { return Key; }
/// \brief Returns the 'Name' '(e.g. "Patient's Name") found in the Dicom
/// Dictionnary of the current Dicom Header Entry
- std::string const & GetName() const { return DicomDict->GetName(); };
+ std::string const &GetName() const { return DicomDict->GetName(); };
/// \brief Returns the 'Value Representation' (e.g. "PN" : Person Name,
/// "SL" : Signed Long), found in the Dicom Header or in the Dicom
/// Dictionnary, of the current Dicom Header Entry
- std::string const & GetVR() const { return DicomDict->GetVR(); };
+ std::string const &GetVR() const { return DicomDict->GetVR(); };
+
+ /// \brief Returns the 'Value Multiplicity' (e.g. "1", "1-n", "6"),
+ /// found in the Dicom Header or in the Dicom Dictionnary
+ /// of the current Dicom Header Entry
+ std::string const &GetVM() const { return DicomDict->GetVM(); };
+
+ /// Sets the 'Value Representation' of the current Dicom Header Entry
+ void SetVR( TagName const &v) { DicomDict->SetVR(v); };
+
+ /// Sets the 'Value Multiplicity' of the current Dicom Header Entry
+ void SetVM( TagName const &v) { DicomDict->SetVM(v); };
/// \brief Returns offset (since the beginning of the file, including
/// the File Preamble, if any) of the value of the current Dicom HeaderEntry
/// \warning offset of the *value*, not of the Dicom Header Entry
size_t GetOffset() { return Offset; };
- /// \brief Returns the actual value length of the current Dicom Header Entry
- /// \warning this value is not *always* the one stored in the Dicom Header
- /// in case of well knowned bugs
- uint32_t GetLength() { return UsableLength; };
-
+
+ /// \brief Sets only 'Read Length' (*not* 'Usable Length') of the current
+ /// Dicom Header Entry
+ void SetReadLength(uint32_t l) { ReadLength = l; };
+
/// \brief Returns the 'read length' of the current Dicom Header Entry
/// \warning this value is the one stored in the Dicom Header but not
/// mandatoryly the one thats's used (in case on SQ, or delimiters,
/// the usable length is set to zero)
uint32_t GetReadLength() { return ReadLength; };
- /// Sets the 'Value Representation' of the current Dicom Header Entry
- void SetVR( TagName const & v) { DicomDict->SetVR(v); };
-
/// \brief Sets both 'Read Length' and 'Usable Length' of the current
/// Dicom Header Entry
- void SetLength(uint32_t l) { ReadLength = UsableLength = l; };
+ void SetLength(uint32_t l) { Length = l; };
- // The following 3 members, for internal use only !
-
- /// \brief Sets only 'Read Length' (*not* 'Usable Length') of the current
- /// Dicom Header Entry
- void SetReadLength(uint32_t l) { ReadLength = l; };
+ /// \brief Returns the actual value length of the current Dicom Header Entry
+ /// \warning this value is not *always* the one stored in the Dicom Header
+ /// in case of well knowned bugs
+ uint32_t GetLength() { return Length; };
+
- /// \brief Sets only 'Usable Length' (*not* 'Read Length') of the current
- /// Dicom Header Entry
- void SetUsableLength(uint32_t l) { UsableLength = l; };
+ // The following 3 members, for internal use only !
/// \brief Sets the offset of the Dicom Element
/// \warning use with caution !
/// @return true if the VR is unknown
bool IsVRUnknown() { return DicomDict->IsVRUnknown(); };
+ /// \brief Tells us if the VM of the current Dicom Element is Unknown
+ /// @return true if the VM is unknown
+ bool IsVMUnknown() { return DicomDict->IsVMUnknown(); };
+
/// \brief Sets the DicEntry of the current Dicom Element
/// @param newEntry pointer to the DictEntry
void SetDictEntry(DictEntry *newEntry) { DicomDict = newEntry; };
/// \brief Gets the DicEntry of the current Dicom Element
/// @return The DicEntry of the current Dicom Element
DictEntry * GetDictEntry() { return DicomDict; };
-
- /// \brief Sets the print level for the Dicom Header Elements
- /// \note 0 for Light Print; 1 for 'medium' Print, 2 for Heavy
- void SetPrintLevel(int level) { PrintLevel = level; };
-
- /// \brief Gets the print level for the Dicom Header Elements
- int GetPrintLevel() { return PrintLevel; };
- virtual void Print (std::ostream & os = std::cout);
- virtual void Write(std::ofstream *fp, FileType filetype);
+ virtual void WriteContent(std::ofstream *fp, FileType filetype);
uint32_t GetFullLength();
bool IsItemDelimitor();
bool IsSequenceDelimitor();
-private:
- // FIXME: In fact we should be more specific and use :
- // friend DocEntry * Header::ReadNextElement(void);
- friend class Header;
+ virtual void Print (std::ostream &os = std::cout);
protected:
// Variables
/// \brief pointer to the underlying Dicom dictionary element
DictEntry *DicomDict;
- /// \brief Updated from ReadLength, by FixFoungLentgh() for fixing a bug
- /// in the header or helping the parser going on
- uint32_t UsableLength;
+ /// \brief Correspond to the real length of the datas
+ /// This length might always be even
+ uint32_t Length;
- /// \brief Length actually read on disk (before FixFoundLength). ReadLength
- /// will be updated only when FixFoundLength actually fixes a bug in the
- /// header, not when it performs a trick to help the Parser going on.
+ /// \brief Length to read in the file to obtain datas.
uint32_t ReadLength;
/// \brief Even when reading explicit vr files, some elements happen to
/// Offset from the begining of file for direct user access
size_t Offset;
- /// How many details are to be printed (value : 0,1,2)
- int PrintLevel;
-
- /// \brief Generalized key (i.e. a BaseTagKey prepending a TagKey)
- /// of this DocEntry
+ /// \brief Generalized key of this DocEntry (for details on
+ /// the generalized key refer to \ref TagKey documentation).
TagKey Key;
+
+private:
+ // FIXME: In fact we should be more specific and use :
+ // friend DocEntry * Header::ReadNextElement(void);
+ friend class Header;
};
} // end namespace gdcm
//-----------------------------------------------------------------------------