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71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
// Created on: 1992-10-21
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// Created by: Christian CAILLET
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// Copyright (c) 1992-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _IGESData_SingleParentEntity_HeaderFile
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#define _IGESData_SingleParentEntity_HeaderFile
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#include <Standard.hxx>
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#include <IGESData_IGESEntity.hxx>
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#include <Standard_Integer.hxx>
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class IGESData_SingleParentEntity;
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DEFINE_STANDARD_HANDLE(IGESData_SingleParentEntity, IGESData_IGESEntity)
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//! a SingleParentEntity is a kind of IGESEntity which can refer
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//! to a (Single) Parent, from Associativities list of an Entity
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//! a effective SingleParent definition entity must inherit it
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class IGESData_SingleParentEntity : public IGESData_IGESEntity
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{
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public:
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//! Returns the parent designated by the Entity, if only one !
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Standard_EXPORT virtual Handle(IGESData_IGESEntity) SingleParent() const = 0;
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//! Returns the count of Entities designated as children
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Standard_EXPORT virtual Standard_Integer NbChildren() const = 0;
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//! Returns a Child given its rank
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Standard_EXPORT virtual Handle(IGESData_IGESEntity) Child (const Standard_Integer num) const = 0;
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DEFINE_STANDARD_RTTIEXT(IGESData_SingleParentEntity,IGESData_IGESEntity)
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protected:
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private:
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};
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#endif // _IGESData_SingleParentEntity_HeaderFile
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