include/opencascade/BRepFill_ShapeLaw.hxx

0001 // Created on: 1998-08-17
0002 // Created by: Philippe MANGIN
0003 // Copyright (c) 1998-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _BRepFill_ShapeLaw_HeaderFile
0018 #define _BRepFill_ShapeLaw_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <TopoDS_Shape.hxx>
0024 #include <TopTools_HArray1OfShape.hxx>
0025 #include <BRepFill_SectionLaw.hxx>
0026 #include <GeomAbs_Shape.hxx>
0027 #include <Standard_Integer.hxx>
0028 class Law_Function;
0029 class TopoDS_Vertex;
0030 class TopoDS_Wire;
0031 class GeomFill_SectionLaw;
0032 class TopoDS_Edge;
0033
0034 class BRepFill_ShapeLaw;
0035 DEFINE_STANDARD_HANDLE(BRepFill_ShapeLaw, BRepFill_SectionLaw)
0036
0037 //! Build Section Law, with an Vertex, or an Wire
0038 class BRepFill_ShapeLaw : public BRepFill_SectionLaw
0039 {
0040
0041 public:
0042   //! Construct an constant Law
0043   Standard_EXPORT BRepFill_ShapeLaw(const TopoDS_Vertex&   V,
0044                                     const Standard_Boolean Build = Standard_True);
0045
0046   //! Construct an constant Law
0047   Standard_EXPORT BRepFill_ShapeLaw(const TopoDS_Wire&     W,
0048                                     const Standard_Boolean Build = Standard_True);
0049
0050   //! Construct an evolutive Law
0051   Standard_EXPORT BRepFill_ShapeLaw(const TopoDS_Wire&          W,
0052                                     const Handle(Law_Function)& L,
0053                                     const Standard_Boolean      Build = Standard_True);
0054
0055   //! Say if the input shape is a  vertex.
0056   Standard_EXPORT virtual Standard_Boolean IsVertex() const Standard_OVERRIDE;
0057
0058   //! Say if the Law is  Constant.
0059   Standard_EXPORT virtual Standard_Boolean IsConstant() const Standard_OVERRIDE;
0060
0061   //! Give the law build on a concatenated section
0062   Standard_EXPORT virtual Handle(GeomFill_SectionLaw) ConcatenedLaw() const Standard_OVERRIDE;
0063
0064   Standard_EXPORT virtual GeomAbs_Shape Continuity(const Standard_Integer Index,
0065                                                    const Standard_Real    TolAngular) const
0066     Standard_OVERRIDE;
0067
0068   Standard_EXPORT virtual Standard_Real VertexTol(const Standard_Integer Index,
0069                                                   const Standard_Real    Param) const
0070     Standard_OVERRIDE;
0071
0072   Standard_EXPORT virtual TopoDS_Vertex Vertex(const Standard_Integer Index,
0073                                                const Standard_Real Param) const Standard_OVERRIDE;
0074
0075   Standard_EXPORT virtual void D0(const Standard_Real Param, TopoDS_Shape& S) Standard_OVERRIDE;
0076
0077   const TopoDS_Edge& Edge(const Standard_Integer Index) const;
0078
0079   DEFINE_STANDARD_RTTIEXT(BRepFill_ShapeLaw, BRepFill_SectionLaw)
0080
0081 protected:
0082   Standard_Boolean vertex;
0083
0084 private:
0085   Standard_EXPORT void Init(const Standard_Boolean B);
0086
0087   TopoDS_Shape                    myShape;
0088   Handle(TopTools_HArray1OfShape) myEdges;
0089   Handle(Law_Function)            TheLaw;
0090 };
0091
0092 #include <BRepFill_ShapeLaw.lxx>
0093
0094 #endif // _BRepFill_ShapeLaw_HeaderFile