1 // Created on: 1993-06-23 2 // Created by: Remi LEQUETTE 3 // Copyright (c) 1993-1999 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 _BRepPrim_FaceBuilder_HeaderFile 18 #define _BRepPrim_FaceBuilder_HeaderFile 19 20 #include <Standard.hxx> 21 #include <Standard_DefineAlloc.hxx> 22 #include <Standard_Handle.hxx> 23 24 #include <TopoDS_Vertex.hxx> 25 #include <TopoDS_Edge.hxx> 26 #include <TopoDS_Face.hxx> 27 #include <Standard_Real.hxx> 28 #include <Standard_Integer.hxx> 29 class BRep_Builder; 30 class Geom_Surface; 31 32 33 //! The FaceBuilder is an algorithm to build a BRep 34 //! Face from a Geom Surface. 35 //! 36 //! The face covers the whole surface or the area 37 //! delimited by UMin, UMax, VMin, VMax 38 class BRepPrim_FaceBuilder 39 { 40 public: 41 42 DEFINE_STANDARD_ALLOC 43 44 45 Standard_EXPORT BRepPrim_FaceBuilder(); 46 47 Standard_EXPORT BRepPrim_FaceBuilder(const BRep_Builder& B, const Handle(Geom_Surface)& S); 48 49 Standard_EXPORT BRepPrim_FaceBuilder(const BRep_Builder& B, const Handle(Geom_Surface)& S, const Standard_Real UMin, const Standard_Real UMax, const Standard_Real VMin, const Standard_Real VMax); 50 51 Standard_EXPORT void Init (const BRep_Builder& B, const Handle(Geom_Surface)& S); 52 53 Standard_EXPORT void Init (const BRep_Builder& B, const Handle(Geom_Surface)& S, const Standard_Real UMin, const Standard_Real UMax, const Standard_Real VMin, const Standard_Real VMax); 54 55 Standard_EXPORT const TopoDS_Face& Face() const; 56 Standard_EXPORT operator TopoDS_Face(); 57 58 //! Returns the edge of index <I> 59 //! 1 - Edge VMin 60 //! 2 - Edge UMax 61 //! 3 - Edge VMax 62 //! 4 - Edge UMin 63 Standard_EXPORT const TopoDS_Edge& Edge (const Standard_Integer I) const; 64 65 //! Returns the vertex of index <I> 66 //! 1 - Vertex UMin,VMin 67 //! 2 - Vertex UMax,VMin 68 //! 3 - Vertex UMax,VMax 69 //! 4 - Vertex UMin,VMax 70 Standard_EXPORT const TopoDS_Vertex& Vertex (const Standard_Integer I) const; 71 72 73 74 75 protected: 76 77 78 79 80 81 private: 82 83 84 85 TopoDS_Vertex myVertex[4]; 86 TopoDS_Edge myEdges[4]; 87 TopoDS_Face myFace; 88 89 90 }; 91 92 93 94 95 96 97 98 #endif // _BRepPrim_FaceBuilder_HeaderFile 99