-// Copyright (C) 2007-2015 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2019 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
-// SMESH SMDS : implementaion of Salome mesh data structure
+// SMESH SMDS : implementation of Salome mesh data structure
// File : SMDS_MeshGroup.hxx
// Module : SMESH
//
#include "SMESH_SMDS.hxx"
+#include "SMDS_ElementHolder.hxx"
#include "SMDS_Mesh.hxx"
#include <set>
-class SMDS_EXPORT SMDS_MeshGroup:public SMDS_MeshObject
+class SMDS_EXPORT SMDS_MeshGroup: public SMDS_MeshObject, SMDS_ElementHolder
{
- public:
- SMDS_MeshGroup(const SMDS_Mesh * theMesh,
- const SMDSAbs_ElementType theType = SMDSAbs_All);
- const SMDS_MeshGroup * AddSubGroup
- (const SMDSAbs_ElementType theType = SMDSAbs_All);
- virtual bool RemoveSubGroup(const SMDS_MeshGroup* theGroup);
- virtual bool RemoveFromParent();
-
- const SMDS_Mesh* GetMesh() const { return myMesh; }
-
- void SetType (const SMDSAbs_ElementType theType);
- void Clear();
- bool Add(const SMDS_MeshElement * theElem);
- bool Remove(const SMDS_MeshElement * theElem);
- bool IsEmpty() const { return myElements.empty(); }
- int Extent() const { return myElements.size(); }
- int Tic() const { return myTic; }
-
- int SubGroupsNb() const { return myChildren.size(); }
-
- SMDSAbs_ElementType GetType() const { return myType; }
-
- bool Contains(const SMDS_MeshElement * theElem) const;
-
- void InitIterator() const
- { const_cast<TIterator&>(myIterator) = myElements.begin(); }
-
- bool More() const { return myIterator != myElements.end(); }
-
- const SMDS_MeshElement* Next() const
- { return *(const_cast<TIterator&>(myIterator))++; }
-
- void InitSubGroupsIterator() const
- { const_cast<TGroupIterator&>(myGroupIterator) = myChildren.begin(); }
-
- bool MoreSubGroups() const { return myGroupIterator != myChildren.end(); }
-
- const SMDS_MeshGroup* NextSubGroup() const
- { return *(const_cast<TGroupIterator&>(myGroupIterator))++; }
-
- private:
- SMDS_MeshGroup(SMDS_MeshGroup* theParent,
- const SMDSAbs_ElementType theType = SMDSAbs_All);
-
- typedef std::set<const SMDS_MeshElement *>::const_iterator TIterator;
- typedef std::list<const SMDS_MeshGroup *>::const_iterator TGroupIterator;
-
- const SMDS_Mesh * myMesh;
- SMDSAbs_ElementType myType;
- std::set<const SMDS_MeshElement*> myElements; /* - not sorted by ID because it */
- SMDS_MeshGroup * myParent; /* can contain deleted elements */
- std::list<const SMDS_MeshGroup*> myChildren;
- TIterator myIterator;
- TGroupIterator myGroupIterator;
- int myTic; // to track changes
+ public:
+ SMDS_MeshGroup(const SMDS_Mesh * theMesh,
+ const SMDSAbs_ElementType theType = SMDSAbs_All);
+
+ void SetType (const SMDSAbs_ElementType theType);
+ void Clear();
+ void Reserve(size_t nbElems) {}
+ bool Add(const SMDS_MeshElement * theElem);
+ bool Remove(const SMDS_MeshElement * theElem);
+ bool IsEmpty() const { return myElements.empty(); }
+ int Extent() const { return myElements.size(); }
+ int Tic() const { return myTic; }
+ bool Contains(const SMDS_MeshElement * theElem) const;
+
+ const SMDS_Mesh* GetMesh() const { return myMesh; }
+ SMDSAbs_ElementType GetType() const { return myType; }
+ SMDS_ElemIteratorPtr GetElements() const; // WARNING: iterator becomes invalid if group changes
+
+ void operator=( SMDS_MeshGroup && other );
+
+ protected: // methods of SMDS_ElementHolder
+
+ virtual SMDS_ElemIteratorPtr getElements() { return GetElements(); }
+ virtual void tmpClear();
+ virtual void add( const SMDS_MeshElement* element ) { Add( element ); }
+ virtual void compact() {}
+
+ private:
+
+ typedef std::set< const SMDS_MeshElement* > TElementSet;
+ typedef TElementSet::const_iterator TIterator;
+
+ const SMDS_Mesh * myMesh;
+ SMDSAbs_ElementType myType;
+ TElementSet myElements; // not sorted by ID because it can contain deleted elements
+ int myTic; // to track changes
};
#endif