X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmDocument.h;h=d032a38859e42591cb6dad1aec99268f7939b050;hb=f0e413c2c9e040814d7c8bf4909337d9d7b88714;hp=711dc121451b5258ef433304195c07976918496b;hpb=7ab309d561964c2ab5f9cd5d51d2fb212cd5dfcb;p=gdcm.git

diff --git a/src/gdcmDocument.h b/src/gdcmDocument.h
index 711dc121..d032a388 100644
--- a/src/gdcmDocument.h
+++ b/src/gdcmDocument.h
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmDocument.h,v $
   Language:  C++
-  Date:      $Date: 2005/04/14 14:26:19 $
-  Version:   $Revision: 1.108 $
+  Date:      $Date: 2005/07/17 04:28:55 $
+  Version:   $Revision: 1.117 $
  
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -28,9 +28,10 @@
 #include <list>
 #include <fstream>
 
-#define NO_SEQ    0x0000001
-#define NO_SHADOW 0x00000002
-
+#define NO_SEQ        0x00000001  // Don't load odd groups
+#define NO_SHADOW     0x00000002  // Don't load Sequences
+#define NO_SHADOWSEQ  0x00000004  // Don't load Sequences if they belong to odd group
+                                  // (*exclusive* from NO_SEQ and NO_SHADOW)
 namespace gdcm 
 {
 class ValEntry;
@@ -49,7 +50,9 @@ public:
 typedef std::list<Element> ListElements;
 
 // Loading
-   virtual void Load( std::string const &filename ); 
+   //Deprecated : use SetFileName() + Load()
+   virtual bool Load( std::string const &filename ); 
+   virtual bool Load( ); 
 
 // Dictionaries
    Dict *GetPubDict();
@@ -83,7 +86,9 @@ typedef std::list<Element> ListElements;
    /// Accessor to \ref Filename
    const std::string &GetFileName() const { return Filename; }
    /// Accessor to \ref Filename
-   void SetFileName(std::string const &fileName) { Filename = fileName; }
+   virtual void SetFileName(std::string const &fileName) 
+                   { if (Filename != fileName)
+                        Filename = fileName, IsDocumentModified = true; }
 
    std::ifstream *OpenFile();
    bool CloseFile();
@@ -98,9 +103,17 @@ typedef std::list<Element> ListElements;
 // Ordering of Documents
    bool operator<(Document &document);
 
-   /// \brief Sets the LoadMode as a boolean string
-   /// NO_SEQ, NO_SHADOW, ... (nothing more, right now)
-   void SetLoadMode (int mode) { LoadMode = mode; }
+/**
+ * \brief Sets the LoadMode as a boolean string. 
+ *        NO_SEQ, NO_SHADOW, NO_SHADOWSEQ
+ ... (nothing more, right now)
+ *        WARNING : before using NO_SHADOW, be sure *all* your files
+ *        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    
+ */
+   void SetLoadMode (int mode) { if (LoadMode != mode) 
+                                     LoadMode = mode, IsDocumentModified = true; }
 
 protected:
 // Methods
@@ -152,19 +165,27 @@ protected:
    /// are NOT loaded.
    static const unsigned int MAX_SIZE_LOAD_ELEMENT_VALUE;
 
-   /// List of element to Anonymize
+   /// List of elements to Anonymize
    ListElements AnonymizeList;
 
    /// \brief Bit string integer (each one considered as a boolean)
    ///        Bit 0 : Skip Sequences,    if possible
    ///        Bit 1 : Skip Shadow Groups if possible
-   ///        Some more to add
+   ///        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()
+   bool IsDocumentAlreadyLoaded; // FIXME : probabely useless now
+
+   /// Whether the gdcm::Document was modified since the last Load()
+   bool IsDocumentModified;
 
 private:
 // Methods
    void Initialize();
-
+   bool DoTheLoadingDocumentJob();
    // 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);