EgtGeomKernel 1.4a3 : Migliorata gestione gruppi, aggiunti GdbIterator, GeoFrame3d e IdManager.

GdbIterator.cpp

@@ -0,0 +1,220 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2013-2013
+//----------------------------------------------------------------------------
+// File : GdbIterator.cpp           Data : 04.12.13        Versione : 1.4a3
+// Contenuto : Implementazione della classe GdbIterator.
+//
+//
+//
+// Modifiche : 04.12.13 DS Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+//--------------------------- Include ----------------------------------------
+#include "stdafx.h"
+#include <new>
+#include "GdbIterator.h"
+
+using namespace std ;
+
+//----------------------------------------------------------------------------
+IGdbIterator*
+CreateGdbIterator( void)
+{
+   return static_cast<IGdbIterator*> ( new GdbIterator) ;
+}
+
+//----------------------------------------------------------------------------
+// GdbIterator
+//----------------------------------------------------------------------------
+GdbIterator::GdbIterator( void)
+{
+   m_pGDB = nullptr ;
+   m_pCurrNode = nullptr ;
+}
+
+//----------------------------------------------------------------------------
+GdbIterator::~GdbIterator( void)
+{
+  // TODO : togliere link da GdbGeom per essere notificato della cancellazione di nodi 
+}
+
+//----------------------------------------------------------------------------
+bool
+GdbIterator::SetGDB( IGeomDB* pGDB)
+{
+   m_pGDB = dynamic_cast<GeomDB*>( pGDB) ;
+
+   return ( m_pGDB != nullptr) ;
+}
+
+//----------------------------------------------------------------------------
+bool
+GdbIterator::GoTo( int nId)
+{
+   if ( m_pGDB == nullptr)
+      return false ;
+
+   m_pCurrNode = m_pGDB->GetGdbNode( nId) ;
+
+   return ( m_pCurrNode != nullptr) ;
+}
+
+//----------------------------------------------------------------------------
+bool
+GdbIterator::GoToFirstInGroup( int nIdGroup)
+{
+   GdbGroup* pGdbGroup ;
+
+
+   if ( m_pGDB == nullptr)
+      return false ;
+
+  // recupero il gruppo
+   pGdbGroup = m_pGDB->GetGdbGroup( nIdGroup) ;
+   if ( pGdbGroup == nullptr) {
+      m_pCurrNode = nullptr ;
+      return false ;
+   }
+
+  // recupero il nodo
+   m_pCurrNode = pGdbGroup->GetFirstNode() ;
+
+   return ( m_pCurrNode != nullptr) ;
+}
+
+//----------------------------------------------------------------------------
+bool
+GdbIterator::GoToNext( void)
+{
+   if ( m_pGDB == nullptr  ||  m_pCurrNode == nullptr)
+      return false ;
+
+   m_pCurrNode = m_pCurrNode->GetNext() ;
+
+   return ( m_pCurrNode != nullptr) ;
+}
+
+//----------------------------------------------------------------------------
+bool
+GdbIterator::GoToLastInGroup( int nIdGroup)
+{
+   GdbGroup* pGdbGroup ;
+
+
+   if ( m_pGDB == nullptr)
+      return false ;
+
+  // recupero il gruppo
+   pGdbGroup = m_pGDB->GetGdbGroup( nIdGroup) ;
+   if ( pGdbGroup == nullptr) {
+      m_pCurrNode = nullptr ;
+      return false ;
+   }
+
+  // recupero il nodo
+   m_pCurrNode = pGdbGroup->GetLastNode() ;
+
+   return ( m_pCurrNode != nullptr) ;
+}
+
+//----------------------------------------------------------------------------
+bool
+GdbIterator::GoToPrev( void)
+{
+   if ( m_pGDB == nullptr  ||  m_pCurrNode == nullptr)
+      return false ;
+
+   m_pCurrNode = m_pCurrNode->GetPrev() ;
+
+   return ( m_pCurrNode != nullptr) ;
+}
+
+//----------------------------------------------------------------------------
+GdbType
+GdbIterator::GetGdbType( void) const
+{
+   if ( m_pGDB == nullptr  ||  m_pCurrNode == nullptr)
+      return GDB_NONE ;
+
+  // se oggetto geometrico
+   if ( GetGdbObj( m_pCurrNode) != nullptr)
+      return GDB_GEO ;
+  // se gruppo
+   else if ( GetGdbGroup( m_pCurrNode) != nullptr)
+      return GDB_GROUP ;
+  // altro
+   else
+      return GDB_NONE ;
+}
+
+//----------------------------------------------------------------------------
+IGeoObj*
+GdbIterator::GetGeoObj( void)
+{
+   const GdbObj* pGdbObj ;
+
+
+   if ( m_pGDB == nullptr  ||  m_pCurrNode == nullptr)
+      return false ;
+
+  // recupero l'oggetto Gdb
+   if ( ( pGdbObj = GetGdbObj( m_pCurrNode)) == nullptr)
+      return nullptr ;
+
+  // restituisco il suo contenuto geometrico
+   return pGdbObj->m_pGeoObj ;
+}
+
+//----------------------------------------------------------------------------
+Frame3d*
+GdbIterator::GetGroupFrame( void)
+{
+   GdbGroup* pGdbGroup ;
+
+
+   if ( m_pGDB == nullptr  ||  m_pCurrNode == nullptr)
+      return nullptr ;
+
+   if ( ( pGdbGroup = GetGdbGroup( m_pCurrNode)) == nullptr)
+      return nullptr ;
+
+   return &( pGdbGroup->m_gfrFrame.m_frF) ;
+}
+
+//----------------------------------------------------------------------------
+bool
+GdbIterator::GetGroupGlobFrame( Frame3d& frGlob)
+{
+   GdbGroup* pGdbGroup ;
+
+
+   if ( m_pGDB == nullptr  ||  m_pCurrNode == nullptr)
+      return false ;
+
+   if ( ( pGdbGroup = GetGdbGroup( m_pCurrNode)) == nullptr)
+      return false ;
+
+   return pGdbGroup->GetGlobFrame( frGlob) ;
+}
+
+//----------------------------------------------------------------------------
+int
+GdbIterator::GetId( void)
+{
+   if ( m_pGDB == nullptr  ||  m_pCurrNode == nullptr)
+      return - 1 ;
+
+   return m_pCurrNode->m_nId ;
+}
+
+//----------------------------------------------------------------------------
+int
+GdbIterator::GetParentId( void)
+{
+   if ( m_pGDB == nullptr  ||  m_pCurrNode == nullptr)
+      return - 1 ;
+
+   return m_pCurrNode->GetParentId() ;
+}