Program: gdcm
Module: $RCSfile: gdcmDocument.h,v $
Language: C++
- Date: $Date: 2005/10/19 12:01:51 $
- Version: $Revision: 1.126 $
+ Date: $Date: 2008/09/15 15:49:22 $
+ Version: $Revision: 1.154 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
=========================================================================*/
-#ifndef GDCMDOCUMENT_H
-#define GDCMDOCUMENT_H
+#ifndef _GDCMDOCUMENT_H_
+#define _GDCMDOCUMENT_H_
#include "gdcmVR.h"
#include "gdcmDict.h"
#include "gdcmElementSet.h"
#include "gdcmException.h"
+#include "gdcmDebug.h" // for LEGACY
+#include "gdcmCommandManager.h"
#include <map>
#include <list>
#include <fstream>
-namespace gdcm
+namespace GDCM_NAME_SPACE
{
class SeqEntry;
class Dict;
//-----------------------------------------------------------------------------
/**
- * \brief Derived by both gdcm::File and gdcm::DicomDir
+ * \brief Derived by both GDCM_NAME_SPACE::File and GDCM_NAME_SPACE::DicomDir
*/
class GDCM_EXPORT Document : public ElementSet
{
-public:
+ gdcmTypeMacro(Document);
-typedef std::list<DicomElement> ListElements;
+public:
+ typedef std::list<DicomElement> ListElements;
// Loading
//Deprecated : use SetFileName() + Load()
- virtual bool Load( std::string const &filename );
+//#ifndef GDCM_LEGACY_REMOVE
+// virtual bool Load( std::string const &filename );
+//#endif
virtual bool Load( );
// Dictionaries
bool SetShaDict(Dict *dict);
bool SetShaDict(DictKey const &dictName);
-// Informations contained in the gdcm::Document
+// Informations contained in the GDCM_NAME_SPACE::Document
+ bool IsParsable();
virtual bool IsReadable();
bool IsDicomV3();
bool IsPapyrus();
std::string GetTransferSyntaxName();
// Swap code
- /// 'Swap code' accessor (see \ref SwapCode )
+ /// 'Swap code' accessor (see SwapCode )
int GetSwapCode() { return SwapCode; }
- // System access (meaning endian related !?)
- uint16_t SwapShort(uint16_t);
- uint32_t SwapLong(uint32_t);
- /// \brief Unswaps back the bytes of 2-bytes long integer
- /// so they agree with the processor order.
- uint16_t UnswapShort(uint16_t a) { return SwapShort(a);}
- /// \brief Unswaps back the bytes of 4-byte long integer
- /// so they agree with the processor order.
- uint32_t UnswapLong(uint32_t a) { return SwapLong(a);}
// File I/O
- /// Accessor to \ref Filename
+ /// Accessor to Filename
const std::string &GetFileName() const { return Filename; }
- /// Accessor to \ref Filename
+ /// Accessor to Filename
virtual void SetFileName(std::string const &fileName)
{ if (Filename != fileName)
Filename = fileName, IsDocumentModified = true; }
std::ifstream *OpenFile();
bool CloseFile();
- void WriteContent( std::ofstream *fp, FileType type );
+ void WriteContent( std::ofstream *fp, FileType type, bool insideMetaElements, bool insideSequence );
-// Content entries
+// Data entries
virtual void LoadEntryBinArea(uint16_t group, uint16_t elem);
virtual void LoadEntryBinArea(DataEntry *entry);
- void LoadDocEntrySafe(DocEntry *entry);
+ void SetMaxSizeLoadEntry(long);
void AddForceLoadElement(uint16_t group, uint16_t elem);
-
+
// Ordering of Documents
bool operator<(Document &document);
/**
- * \brief Sets the LoadMode as a boolean string.
+ * \brief Sets the LoadMode as a boolean string.
* LD_NOSEQ, LD_NOSHADOW, LD_NOSHADOWSEQ
... (nothing more, right now)
* WARNING : before using NO_SHADOW, be sure *all* your files
- * contain accurate values in the 0x0000 element (if any)
+ * contain accurate values in the 0x0000 element (if any)
* of *each* Shadow Group. The parser will fail if the size is wrong !
- * @param mode Load mode to be used
+ * @param mode Load mode to be used
*/
- void SetLoadMode (int mode) { if (LoadMode != mode)
+ void SetLoadMode (int mode) { if (LoadMode != mode)
LoadMode=mode, IsDocumentModified = true; }
protected:
// Methods
- // Constructor and destructor are protected to forbid end user
- // to instanciate from this class Document (only gdcm::File and
- // gdcm::DicomDir are meaningfull).
+ // Constructor and destructor are protected to forbid end user
+ // to instanciate from this class Document (only GDCM_NAME_SPACE::File and
+ // GDCM_NAME_SPACE::DicomDir are meaningfull).
Document();
virtual ~Document();
-
+
+ virtual void CallStartMethod();
+ virtual void CallProgressMethod();
+ virtual void CallEndMethod();
+
uint16_t ReadInt16() throw ( FormatError );
uint32_t ReadInt32() throw ( FormatError );
- void SkipBytes(uint32_t);
+
+ /// \brief skips bytes inside the source file
+ void SkipBytes(uint32_t nBytes) { Fp->seekg((long)nBytes, std::ios::cur);}
int ComputeGroup0002Length( );
// Variables
/// Probabely, some more to add
int LoadMode;
- /// \brief Whether the gdcm::Document is already parsed/loaded :
- /// False from the creation of the gdcm::Document untill
- /// gdcm::Document:Load()
+ /// \brief Whether the GDCM_NAME_SPACE::Document is already parsed/loaded :
+ /// False from the creation of the GDCM_NAME_SPACE::Document untill
+ /// GDCM_NAME_SPACE::Document:Load()
bool IsDocumentAlreadyLoaded; // FIXME : probabely useless now
- /// Whether the gdcm::Document was modified since the last Load()
+ /// Whether the GDCM_NAME_SPACE::Document was modified since the last Load()
bool IsDocumentModified;
private:
// Methods
void Initialize();
bool DoTheLoadingDocumentJob();
+
+ // System access (meaning endian related !?)
+ void ReadBegBuffer(size_t l) throw ( FormatError );
+ uint16_t SwapShort(uint16_t);
+ uint32_t SwapLong(uint32_t);
+ double SwapDouble(double);
+ /// \brief Unswaps back the bytes of 2-bytes long integer
+ /// so they agree with the processor order.
+ uint16_t UnswapShort(uint16_t a) { return SwapShort(a);}
+ /// \brief Unswaps back the bytes of 4-byte long integer
+ /// so they agree with the processor order.
+ uint32_t UnswapLong(uint32_t a) { return SwapLong(a);}
+
// Read
void ParseDES(DocEntrySet *set, long offset, long l_max, bool delim_mode);
- void ParseSQ (SeqEntry *seq, long offset, long l_max, bool delim_mode);
+ bool ParseSQ (SeqEntry *seq, long offset, long l_max, bool delim_mode);
void LoadDocEntry (DocEntry *e, bool forceLoad = false);
void FindDocEntryLength (DocEntry *e) throw ( FormatError );
bool CheckSwap();
void SwitchByteSwapCode();
- void SetMaxSizeLoadEntry(long);
// DocEntry related utilities
DocEntry *ReadNextDocEntry();
+ uint16_t GetInt16();
+ uint32_t GetInt32();
void HandleBrokenEndian (uint16_t &group, uint16_t &elem);
void HandleOutOfGroup0002(uint16_t &group, uint16_t &elem);
- DocEntry *Backtrack(DocEntry *docEntry);
+ DocEntry *Backtrack(DocEntry *docEntry, DocEntrySet *set);
// Variables
+protected:
+ /// value of the ??? for any progress bar
+ float Progress;
+ mutable bool Abort;
+
/// Public dictionary used to parse this header
Dict *RefPubDict;
/// \brief Optional "shadow dictionary" (private elements) used to parse
/// this upper bound is fixed to 1024 bytes (which might look reasonable
/// when one considers the definition of the various VR contents).
uint32_t MaxSizeLoadEntry;
-
+
+ /// \brief to allow any inner method to know current tag Group number
+ uint16_t CurrentGroup;
+ /// \brief to allow any inner method to know current tag Element number
+ uint16_t CurrentElem;
+
// uint32_t GenerateFreeTagKeyInGroup(uint16_t group);
// void BuildFlatHashTableRecurse( TagDocEntryHT &builtHT,
// DocEntrySet *set );
+private:
+ /// \brief buffer to avoid some freads
+ char BegBuffer[8];
+ char *PtrBegBuffer;
+ /// \brief to avoid time consuming ftellg
+ size_t CurrentOffsetPosition;
+ /// \brief to indicate if last supposed to be UN DataElement is not
+ /// (according to a private Dicom dictionary)
+ bool changeFromUN;
+ /// \brief whether an unexpected EOF was encountered
+ bool UnexpectedEOF;
+ /// \brief to avoid infinite loop when illegal UN stands for OB
+ size_t OffsetOfPreviousParseDES;
};
} // end namespace gdcm