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1 | // Created on: 1992-10-21 |
| 2 | // Created by: Christian CAILLET |
| 3 | // Copyright (c) 1992-1999 Matra Datavision |
| 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
| 5 | // |
| 6 | // This file is part of Open CASCADE Technology software library. |
| 7 | // |
| 8 | // This library is free software; you can redistribute it and/or modify it under |
| 9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
| 10 | // by the Free Software Foundation, with special exception defined in the file |
| 11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 12 | // distribution for complete text of the license and disclaimer of any warranty. |
| 13 | // |
| 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | // commercial license or contractual agreement. |
| 16 | |
| 17 | #ifndef _IGESData_SingleParentEntity_HeaderFile |
| 18 | #define _IGESData_SingleParentEntity_HeaderFile |
| 19 | |
| 20 | #include <Standard.hxx> |
| 21 | #include <Standard_Type.hxx> |
| 22 | |
| 23 | #include <IGESData_IGESEntity.hxx> |
| 24 | #include <Standard_Integer.hxx> |
| 25 | class Standard_OutOfRange; |
| 26 | class IGESData_IGESEntity; |
| 27 | |
| 28 | |
| 29 | class IGESData_SingleParentEntity; |
| 30 | DEFINE_STANDARD_HANDLE(IGESData_SingleParentEntity, IGESData_IGESEntity) |
| 31 | |
| 32 | //! a SingleParentEntity is a kind of IGESEntity which can refer |
| 33 | //! to a (Single) Parent, from Associativities list of an Entity |
| 34 | //! a effective SingleParent definition entity must inherit it |
| 35 | class IGESData_SingleParentEntity : public IGESData_IGESEntity |
| 36 | { |
| 37 | |
| 38 | public: |
| 39 | |
| 40 | |
| 41 | //! Returns the parent designated by the Entity, if only one ! |
| 42 | Standard_EXPORT virtual Handle(IGESData_IGESEntity) SingleParent() const = 0; |
| 43 | |
| 44 | //! Returns the count of Entities designated as children |
| 45 | Standard_EXPORT virtual Standard_Integer NbChildren() const = 0; |
| 46 | |
| 47 | //! Returns a Child given its rank |
| 48 | Standard_EXPORT virtual Handle(IGESData_IGESEntity) Child (const Standard_Integer num) const = 0; |
| 49 | |
| 50 | |
| 51 | |
| 52 | |
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53 | DEFINE_STANDARD_RTTIEXT(IGESData_SingleParentEntity,IGESData_IGESEntity) |
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54 | |
| 55 | protected: |
| 56 | |
| 57 | |
| 58 | |
| 59 | |
| 60 | private: |
| 61 | |
| 62 | |
| 63 | |
| 64 | |
| 65 | }; |
| 66 | |
| 67 | |
| 68 | |
| 69 | |
| 70 | |
| 71 | |
| 72 | |
| 73 | #endif // _IGESData_SingleParentEntity_HeaderFile |
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