* src/gdcmCommon.h : add the GDCM_UNKNOWN constant. This constant is to

[gdcm.git] / src / gdcmSQItem.cxx

diff --git a/src/gdcmSQItem.cxx b/src/gdcmSQItem.cxx
index 166fd40a7e93247d13bed96db53da4365ecf0cb0..c2481956493c5d8000a7e1f35f85c8261fa23811 100644 (file)
--- a/src/gdcmSQItem.cxx
+++ b/src/gdcmSQItem.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmSQItem.cxx,v $
   Language:  C++
-  Date:      $Date: 2004/11/10 18:27:23 $
-  Version:   $Revision: 1.36 $
+  Date:      $Date: 2005/01/05 15:38:28 $
+  Version:   $Revision: 1.44 $
   
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -21,8 +21,10 @@
 #include "gdcmValEntry.h"
 #include "gdcmBinEntry.h"
 #include "gdcmGlobal.h"
+#include "gdcmDictSet.h"
 #include "gdcmUtil.h"
 #include "gdcmDebug.h"
+
 #include <fstream>
 
 namespace gdcm 
@@ -58,8 +60,8 @@ SQItem::~SQItem()
 /*
  * \brief   canonical Printer
  */
- void SQItem::Print(std::ostream& os)
- {
+void SQItem::Print(std::ostream& os)
+{
    std::ostringstream s;
 
    if (SQDepthLevel > 0)
@@ -78,7 +80,7 @@ SQItem::~SQItem()
       bool PrintEndLine = true;
 
       os << s.str();
-      Entry->SetPrintLevel(2);
+      Entry->SetPrintLevel(PrintLevel);
       Entry->Print(os); 
       if ( SeqEntry* seqEntry = dynamic_cast<SeqEntry*>(Entry) )
       {
@@ -96,7 +98,7 @@ SQItem::~SQItem()
  * \ingroup SQItem
  * \brief   canonical Writer
  */
-void SQItem::Write(std::ofstream* fp, FileType filetype)
+void SQItem::WriteContent(std::ofstream* fp, FileType filetype)
 {
    int j;
    uint16_t item[4] = { 0xfffe, 0xe000, 0xffff, 0xffff };
@@ -128,7 +130,7 @@ void SQItem::Write(std::ofstream* fp, FileType filetype)
          break; // FIXME : continue; ?!?
       }
 
-      (*it)->Write(fp, filetype);
+      (*it)->WriteContent(fp, filetype);
    }
       
     //we force the writting of an 'Item Delimitation' item
@@ -177,7 +179,7 @@ bool SQItem::SetEntryByNumber(std::string const & val, uint16_t group,
          continue;
       }
 
-      if (  ( group   < (*i)->GetGroup() )
+      if (  ( group  < (*i)->GetGroup() )
           ||( group == (*i)->GetGroup() && element < (*i)->GetElement()) )
       {
          // instead of ReplaceOrCreateByNumber 
@@ -185,41 +187,23 @@ bool SQItem::SetEntryByNumber(std::string const & val, uint16_t group,
          ValEntry* entry = 0;
          TagKey key = DictEntry::TranslateToKey(group, element);
 
-         if ( ! PtagHT->count(key))
+         // we assume a Public Dictionnary *is* loaded
+         Dict *pubDict = Global::GetDicts()->GetDefaultPubDict();
+         // if the invoked (group,elem) doesn't exist inside the Dictionary
+         // we create a VirtualDictEntry
+         DictEntry *dictEntry = pubDict->GetDictEntryByNumber(group, element);
+         if (dictEntry == NULL)
          {
-            // we assume a Public Dictionnary *is* loaded
-            Dict *pubDict = Global::GetDicts()->GetDefaultPubDict();
-            // if the invoked (group,elem) doesn't exist inside the Dictionary
-            // we create a VirtualDictEntry
-            DictEntry *dictEntry = pubDict->GetDictEntryByNumber(group, element);
-            if (dictEntry == NULL)
-            {
-               dictEntry = 
-                  Global::GetDicts()->NewVirtualDictEntry(group, element,
-                                                          "UN", "??", "??");
-            } 
-            // we assume the constructor didn't fail
-            entry = new ValEntry(dictEntry);
-            /// \todo
-            /// ----
-            /// better we don't assume too much !
-            /// SQItem is now used to describe any DICOMDIR related object
-         }
-         else
-         {
-            DocEntry* foundEntry = PtagHT->find(key)->second;
-            entry = dynamic_cast<ValEntry*>(foundEntry);
-            if (!entry)
-            {
-               dbg.Verbose(0, "SQItem::SetEntryByNumber: docEntries"
-                              " contains non ValEntry occurences");
-            }
-         }
+            dictEntry = 
+               Global::GetDicts()->NewVirtualDictEntry(group, element,
+                                                       "UN", GDCM_UNKNOWN, GDCM_UNKNOWN);
+         } 
+         // we assume the constructor didn't fail
+         entry = new ValEntry(dictEntry);
          if (entry)
          {
             entry->SetValue(val); 
          }
-         entry->SetLength(val.length());
          DocEntries.insert(i,entry);
 
          return true;
@@ -230,16 +214,88 @@ bool SQItem::SetEntryByNumber(std::string const & val, uint16_t group,
          {
             entry->SetValue(val);
          }
-         (*i)->SetLength(val.length()); 
          return true;    
       }
    }
    return false;
 }
-//-----------------------------------------------------------------------------
-// Protected
 
+/**
+ * \brief   Clear the hash table from given entry AND delete the entry.
+ * @param   entryToRemove Entry to remove AND delete.
+ * \warning Some problems when using under Windows... prefer the use of
+ *          Initialize / GetNext methods
+ */
+bool SQItem::RemoveEntry( DocEntry* entryToRemove)
+{
+   for(ListDocEntry::iterator it = DocEntries.begin();
+       it != DocEntries.end();
+       ++it)
+   {
+      if( *it == entryToRemove)
+      {
+         DocEntries.erase(it);
+         dbg.Verbose(0, "SQItem::RemoveEntry: one element erased.");
+         delete entryToRemove;
+         return true;
+      }
+   }
+                                                                                
+   dbg.Verbose(0, "SQItem::RemoveEntry: value not present ");
+   return false ;
+}
+                                                                                
+/**
+ * \brief   Clear the hash table from given entry BUT keep the entry.
+ * @param   entryToRemove Entry to remove.
+ */
+bool SQItem::RemoveEntryNoDestroy(DocEntry* entryToRemove)
+{
+   for(ListDocEntry::iterator it = DocEntries.begin();
+       it != DocEntries.end();
+       ++it)
+   {
+      if( *it == entryToRemove)
+      {
+         DocEntries.erase(it);
+         dbg.Verbose(0, "SQItem::RemoveEntry: one element erased.");
+         return true;
+      }
+   }
+                                                                                
+   dbg.Verbose(0, "SQItem::RemoveEntry: value not present ");
+   return false ;
+}
+                                                                                
+/**
+ * \brief   Initialise the visit of the chained list
+ */
+void SQItem::Initialize()
+{
+   ItDocEntries = DocEntries.begin();
+}
+                                                                                
+/**
+ * \brief   Get the next entry whil visiting the chained list
+ * \return  The next DocEntry if found, otherwhise NULL
+ */
+DocEntry *SQItem::GetNextEntry()
+{
+   if (ItDocEntries != DocEntries.end())
+   {
+      DocEntry *tmp = *ItDocEntries;
+      ++ItDocEntries;
+                                                                                
+      return(tmp);
+   }
+   else
+   {
+      return(NULL);
+   }
+}
 
+//-----------------------------------------------------------------------------
+// Protected
 /**
  * \brief   Gets a Dicom Element inside a SQ Item Entry, by number
  * @return