1 // Copyright (c) 1998-1999 Matra Datavision
2 // Copyright (c) 1999-2014 OPEN CASCADE SAS
4 // This file is part of Open CASCADE Technology software library.
6 // This library is free software; you can redistribute it and/or modify it under
7 // the terms of the GNU Lesser General Public License version 2.1 as published
8 // by the Free Software Foundation, with special exception defined in the file
9 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
10 // distribution for complete text of the license and disclaimer of any warranty.
12 // Alternatively, this file may be used under the terms of Open CASCADE
13 // commercial license or contractual agreement.
15 #include <Standard_Type.hxx>
16 #include <Standard_Transient.hxx>
17 #include <Standard_Atomic.hxx>
18 #include <Standard_CString.hxx>
19 #include <Standard_ProgramError.hxx>
21 void Standard_Transient::Delete() const
26 const Handle(Standard_Type)& Standard_Transient::get_type_descriptor ()
28 return opencascade::type_instance<Standard_Transient>::get();
33 const Handle(Standard_Type)& Standard_Transient::DynamicType() const
35 return get_type_descriptor();
40 Standard_Boolean Standard_Transient::IsInstance(const Handle(Standard_Type) &AType) const
42 return (Standard_Boolean) (AType == DynamicType());
47 Standard_Boolean Standard_Transient::IsInstance(const Standard_CString theTypeName) const
49 return IsEqual ( DynamicType()->Name(), theTypeName );
54 Standard_Boolean Standard_Transient::IsKind (const Handle(Standard_Type)& aType) const
56 return DynamicType()->SubType ( aType );
61 Standard_Boolean Standard_Transient::IsKind (const Standard_CString theTypeName) const
63 return DynamicType()->SubType ( theTypeName );
68 Standard_Transient* Standard_Transient::This() const
70 if (GetRefCount() == 0)
71 Standard_ProgramError::Raise ("Attempt to create handle to object created in stack, not yet constructed, or destroyed");
72 return const_cast<Standard_Transient*> (this);
75 // Increment reference counter
76 void Standard_Transient::IncrementRefCounter() const
78 Standard_Atomic_Increment (&count);
81 // Decrement reference counter
82 Standard_Integer Standard_Transient::DecrementRefCounter() const
84 return Standard_Atomic_Decrement (&count);