Comments added

[gdcm.git] / src / gdcmObject.cxx

diff --git a/src/gdcmObject.cxx b/src/gdcmObject.cxx
index 66c40a80c6ef927779e32e6f504848945b28de26..d4527bc1449dc9e5f58601fb2adc29a91e4cf5b7 100644 (file)
--- a/src/gdcmObject.cxx
+++ b/src/gdcmObject.cxx
@@ -1,10 +1,10 @@
 // gdcmObject.cxx
 //-----------------------------------------------------------------------------
 #include "gdcmObject.h"
-#include "gdcmUtil.h"
+#include "gdcmGlobal.h"
+#include "gdcmDebug.h"
 
 //-----------------------------------------------------------------------------
-// Constructor / Destructor
 /**
  * \ingroup gdcmObject
  * \brief  Constructor 
@@ -44,11 +44,10 @@ gdcmObject::~gdcmObject(void) {
 void gdcmObject::Print(std::ostream &os) {
    if(printLevel>=0) {
       ListTag::iterator i;
-      //for(ListTag::iterator i=beginObj;i!=endObj;++i) // JPR
       for(i=beginObj;;++i) {
          (*i)->SetPrintLevel(printLevel);
          (*i)->Print(os);
-        if (i == endObj) break;
+         if (i == endObj) break;
       }
    }
 }
@@ -61,7 +60,6 @@ void gdcmObject::Print(std::ostream &os) {
  * @return
  */ 
 std::string gdcmObject::GetEntryByNumber(guint16 group, guint16 element) {
-   //for(ListTag::iterator i=beginObj;i!=endObj;++i) // JPR
    for(ListTag::iterator i=beginObj;;++i) {
       if ( (*i)->GetGroup()==group && (*i)->GetElement()==element)
          return (*i)->GetValue();
@@ -85,29 +83,93 @@ std::string gdcmObject::GetEntryByName(TagName name)  {
    return GetEntryByNumber(dictEntry->GetGroup(),dictEntry->GetElement()); 
 }
 
+/**
+ * \ingroup gdcmObject
+ * \brief   Set the 'boundaries' gdcmObject (gdcmDicomDirPatient,
+ *          gdcmDicomDirStudy, gdcmDicomDirSerie, gdcmDicomDirImage)
+ *          comming for the parsing of a DICOMDIR file
+ * \warning NOT en user intended function
+ * @param  flag = 0 when META to be dealt with
+ */ 
+void gdcmObject::ResetBoundaries(int flag) {
+   
+   if (flag) { // it's NOT a META
+     // upwards to fffe,e000   
+      for( i=j=debut();
+          ((*i)->GetGroup() != 0xfffe)  && ((*i)->GetElement() != 0xe000);
+         --i,j--) {   
+      }
+      beginObj=j;
+   }
+         
+  // upwards again to fffe,e000   
+   if (fin()== (--(plistEntries->end())) )  // Don't try anything more when end 
+       return;                              // of Chained List is reached   
+                                           
+   for( i=j=fin();
+        ((*i)->GetGroup() != 0xfffe)  && ((*i)->GetElement() != 0xe000);
+       --i,j--) {          
+   }
+   j--;
+   endObj=j;    
+}
+
 /**
  * \ingroup gdcmParser
  * \brief   Sets Entry (Dicom Element) value of an element,
  *          specified by it's tag (Group, Number) 
- *          and the length, too ...       
+ *          and the length, too ...
+ *          If the Element is not found, it's just created !
+ * \warning we suppose, right now, the element belongs to a Public Group
+ *          (NOT a shadow one)       
  * @param   val string value to set
  * @param   group Group of the searched tag.
  * @param   element Element of the searched tag.
- * @return  true if element was found, else false
+ * @return  true if element was found or created successfully
  */
  bool gdcmObject::SetEntryByNumber(std::string val,guint16 group, 
-                                                  guint16 element) {
-                                                  
-   //for(ListTag::iterator i=beginObj;i!=endObj;++i) // JPR
-   for(ListTag::iterator i=beginObj;;++i) {  
-      if ( (*i)->GetGroup()==group && (*i)->GetElement()==element) {
+                                                  guint16 element) {
+
+   for(ListTag::iterator i=beginObj;;++i) { 
+      if ( (*i)->GetGroup() == 0xfffe && (*i)->GetElement() == 0xe000 ) 
+         continue;
+      if ( group   < (*i)->GetGroup() || 
+           (group == (*i)->GetGroup() && element < (*i)->GetElement()) ){
+        // instead of ReplaceOrCreateByNumber 
+        // that is a method of gdcmParser :-( 
+         gdcmHeaderEntry *Entry;
+         TagKey key = gdcmDictEntry::TranslateToKey(group, element);
+         if ( ! ptagHT->count(key)) {
+          // we assume a Public Dictionnary *is* loaded
+           gdcmDict *PubDict         = gdcmGlobal::GetDicts()->GetDefaultPubDict();
+           // if the invoked (group,elem) doesn't exist inside the Dictionary
+          // we create a VirtualDictEntry
+           gdcmDictEntry *DictEntry  = PubDict->GetDictEntryByNumber(group, element);
+          if (DictEntry == NULL) {
+             DictEntry=gdcmGlobal::GetDicts()->NewVirtualDictEntry(group,element,"UN","??","??");
+          } 
+           // we assume the constructor didn't fail
+           Entry = new gdcmHeaderEntry(DictEntry);
+          // ----
+          // TODO
+          // ----
+          // better we don't assume too much !
+          // in the next release, gdcmObject will be used 
+          // to describe any Header Entry ...
+         } else {
+            Entry = ptagHT->find(key)->second;
+         }
+         Entry->SetValue(val); 
+         Entry->SetLength(val.length());
+         plistEntries->insert(i,Entry); 
+        return true;
+      }           
+      if (group == (*i)->GetGroup() && element == (*i)->GetElement() ) {
          (*i)->SetValue(val);
-        (*i)->SetLength(val.length()+1);
-         return true;
-      }
-      if (i == endObj) break;      
-   }
-   return false;                                                   
+         (*i)->SetLength(val.length()); 
+         return true;    
+      }   
+   }                                               
 }
 /**
  * \ingroup gdcmObject
@@ -118,7 +180,6 @@ std::string gdcmObject::GetEntryByName(TagName name)  {
  */ 
 TagHeaderEntryHT gdcmObject::GetEntry(void) {
    TagHeaderEntryHT HT;
-   //for(ListTag::iterator i=beginObj;i!=endObj;++i) // JPR
    for(ListTag::iterator i=beginObj;;++i) {
       HT.insert( PairHT( (*i)->GetKey(),(*i)) );
       if (i == endObj) break;      
@@ -135,7 +196,6 @@ TagHeaderEntryHT gdcmObject::GetEntry(void) {
  */ 
 ListTag gdcmObject::GetListEntry(void) {
    ListTag list;
-   //for(ListTag::iterator i=beginObj;i!=endObj;++i) // JPR
    for(ListTag::iterator i=beginObj;;++i) {
       list.push_back(*i);
       if (i == endObj) break;      
@@ -146,7 +206,7 @@ ListTag gdcmObject::GetListEntry(void) {
 
 //-----------------------------------------------------------------------------
 // Protected
-/*
+/**
  * \ingroup gdcmObject
  * \brief   add the 'Object' related Dicom Elements to the listEntries
  *          of a partially created DICOMDIR
@@ -167,7 +227,7 @@ void gdcmObject::FillObject(std::list<gdcmElement> elemList) {
       tmpEl=it->elem;
       dictEntry=gdcmGlobal::GetDicts()->GetDefaultPubDict()->GetDictEntryByNumber(tmpGr,tmpEl);
       entry=new gdcmHeaderEntry(dictEntry);
-      entry->SetOffset(0); // just to avoid missprinting //JPR
+      entry->SetOffset(0); // just to avoid further missprinting
       entry->SetValue(it->value);
 
       if(dictEntry->GetGroup()==0xfffe) 
@@ -191,7 +251,7 @@ void gdcmObject::FillObject(std::list<gdcmElement> elemList) {
             entry->SetLength(entry->GetValue().length());       
          }                                
       ptagHT->insert( PairHT(entry->GetKey(),entry) ); // add in the (multimap) H Table
-      plistEntries->insert(debInsertion ,entry);       // en tete de liste des Patients
+      plistEntries->insert(debInsertion ,entry);       // add at the begining of the Patient list
       ++finInsertion;                                     
    }