-// SMESH SMDS : implementaion of Salome mesh data structure
+// Copyright (C) 2007-2020 CEA/DEN, EDF R&D, OPEN CASCADE
//
-// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
-//
-// This library is free software; you can redistribute it and/or
-// modify it under the terms of the GNU Lesser General Public
-// License as published by the Free Software Foundation; either
-// version 2.1 of the License.
-//
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public
-// License along with this library; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-//
-// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+// SMESH SMDS : implementation of Salome mesh data structure
// File : SMDS_Position.hxx
// Module : SMESH
-
+//
#ifndef _SMDS_Position_HeaderFile
#define _SMDS_Position_HeaderFile
+#include "SMESH_SMDS.hxx"
+
#include "SMDS_TypeOfPosition.hxx"
-#include <boost/shared_ptr.hpp>
+#include <memory>
-class SMDS_Position;
-typedef boost::shared_ptr<SMDS_Position> SMDS_PositionPtr;
+//class SMDS_Position;
+//typedef boost::shared_ptr<SMDS_Position> SMDS_PositionPtr;
+//typedef SMDS_Position* SMDS_PositionPtr;
-class SMDS_Position
+class SMDS_EXPORT SMDS_Position
{
- public:
- const virtual double * Coords() const = 0;
- virtual inline SMDS_TypeOfPosition GetTypeOfPosition() const = 0;
- void SetShapeId(int aShapeId);
- int GetShapeId() const;
- virtual ~SMDS_Position() {}
+ public:
+ virtual SMDS_TypeOfPosition GetTypeOfPosition() const = 0;
+ int GetDim() const { return GetTypeOfPosition(); }
+ virtual const double* GetParameters() const = 0;
+ virtual ~SMDS_Position() {}
+};
- protected:
- SMDS_Position(int aShapeId);
+/*!
+ * \brief Replace "typedef SMDS_Position* SMDS_PositionPtr" by a smart
+ * pointer allowing implicit casting to derived types; e.g.
+ * if ( SMDS_FacePositionPtr fPos = node->GetPosition() )
+ * fPos->SetUParameter(0);
+ */
- private:
- int myShapeId;
+template<class T>
+class SMDS_Ptr : public std::unique_ptr< T >
+{
+ bool myIsOwner;
+
+ public:
+ SMDS_Ptr( T * pos = (T *) 0, bool isOwner=true ):
+ std::unique_ptr< T >( pos ), myIsOwner( isOwner ) {}
+
+ SMDS_Ptr( const SMDS_Ptr& from ) : myIsOwner( from.myIsOwner )
+ { this->swap( const_cast<SMDS_Ptr&>( from )); }
+
+ SMDS_Ptr& operator=( const SMDS_Ptr& from )
+ {
+ myIsOwner = from.myIsOwner;
+ this->swap( const_cast<SMDS_Ptr&>( from ));
+ return *this;
+ }
+
+ template<class Y>
+ SMDS_Ptr( const SMDS_Ptr< Y >& base ): myIsOwner( true )
+ {
+ if ( const T* p = dynamic_cast<const T*>( base.get() ))
+ {
+ this->reset( const_cast<T*>( p ));
+ this->myIsOwner = base.IsOwner();
+ const_cast< SMDS_Ptr< Y >& >( base ).release();
+ }
+ }
+ ~SMDS_Ptr() { if ( !myIsOwner ) this->release(); }
+
+ operator bool () const { return bool( this->get() ); }
+ bool IsOwner() const { return myIsOwner; }
};
+
+class SMDS_EdgePosition;
+class SMDS_FacePosition;
+typedef SMDS_Ptr< SMDS_Position > SMDS_PositionPtr;
+typedef SMDS_Ptr< SMDS_EdgePosition > SMDS_EdgePositionPtr;
+typedef SMDS_Ptr< SMDS_FacePosition > SMDS_FacePositionPtr;
+
#endif