include/opencascade/MAT2d_Circuit.hxx

0001 // Created on: 1993-11-18
0002 // Created by: Yves FRICAUD
0003 // Copyright (c) 1993-1999 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 _MAT2d_Circuit_HeaderFile
0018 #define _MAT2d_Circuit_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <MAT2d_DataMapOfIntegerConnexion.hxx>
0024 #include <MAT2d_DataMapOfBiIntSequenceOfInteger.hxx>
0025 #include <TColStd_SequenceOfInteger.hxx>
0026 #include <GeomAbs_JoinType.hxx>
0027 #include <Standard_Transient.hxx>
0028 #include <MAT2d_SequenceOfSequenceOfGeometry.hxx>
0029 #include <TColStd_SequenceOfBoolean.hxx>
0030 #include <Standard_Integer.hxx>
0031 #include <MAT2d_SequenceOfConnexion.hxx>
0032 class Geom2d_Geometry;
0033 class MAT2d_Connexion;
0034 class MAT2d_BiInt;
0035 class MAT2d_MiniPath;
0036
0037 class MAT2d_Circuit;
0038 DEFINE_STANDARD_HANDLE(MAT2d_Circuit, Standard_Transient)
0039
0040 //! Constructs a circuit on a set of lines.
0041 //! EquiCircuit gives a Circuit passing by all the lines
0042 //! in a set and all the connexions of the minipath associated.
0043 class MAT2d_Circuit : public Standard_Transient
0044 {
0045
0046 public:
0047   Standard_EXPORT MAT2d_Circuit(const GeomAbs_JoinType aJoinType    = GeomAbs_Arc,
0048                                 const Standard_Boolean IsOpenResult = Standard_False);
0049
0050   Standard_EXPORT void Perform(MAT2d_SequenceOfSequenceOfGeometry& aFigure,
0051                                const TColStd_SequenceOfBoolean&    IsClosed,
0052                                const Standard_Integer              IndRefLine,
0053                                const Standard_Boolean              Trigo);
0054
0055   //! Returns the Number of Items .
0056   Standard_EXPORT Standard_Integer NumberOfItems() const;
0057
0058   //! Returns the item at position <Index> in <me>.
0059   Standard_EXPORT Handle(Geom2d_Geometry) Value(const Standard_Integer Index) const;
0060
0061   //! Returns the number of items on the line <IndexLine>.
0062   Standard_EXPORT Standard_Integer LineLength(const Standard_Integer IndexLine) const;
0063
0064   //! Returns the set of index of the items in <me>corresponding
0065   //! to the curve <IndCurve> on the line <IndLine> from the
0066   //! initial figure.
0067   Standard_EXPORT const TColStd_SequenceOfInteger& RefToEqui(const Standard_Integer IndLine,
0068                                                              const Standard_Integer IndCurve) const;
0069
0070   //! Returns the Connexion on the item <Index> in me.
0071   Standard_EXPORT Handle(MAT2d_Connexion) Connexion(const Standard_Integer Index) const;
0072
0073   //! Returns <True> is there is a connexion on the item <Index>
0074   //! in <me>.
0075   Standard_EXPORT Standard_Boolean ConnexionOn(const Standard_Integer Index) const;
0076
0077   DEFINE_STANDARD_RTTIEXT(MAT2d_Circuit, Standard_Transient)
0078
0079 protected:
0080 private:
0081   Standard_EXPORT Standard_Boolean IsSharpCorner(const Handle(Geom2d_Geometry)& Geom1,
0082                                                  const Handle(Geom2d_Geometry)& Geom2,
0083                                                  const Standard_Real            Direction) const;
0084
0085   Standard_EXPORT Standard_Boolean PassByLast(const Handle(MAT2d_Connexion)& C1,
0086                                               const Handle(MAT2d_Connexion)& C2) const;
0087
0088   Standard_EXPORT Standard_Real Side(const Handle(MAT2d_Connexion)&       C,
0089                                      const TColGeom2d_SequenceOfGeometry& Line) const;
0090
0091   Standard_EXPORT void UpDateLink(const Standard_Integer IFirst,
0092                                   const Standard_Integer ILine,
0093                                   const Standard_Integer ICurveFirst,
0094                                   const Standard_Integer ICurveLast);
0095
0096   Standard_EXPORT void SortRefToEqui(const MAT2d_BiInt& aBiInt);
0097
0098   Standard_EXPORT void InitOpen(TColGeom2d_SequenceOfGeometry& Line) const;
0099
0100   Standard_EXPORT void InsertCorner(TColGeom2d_SequenceOfGeometry& Line) const;
0101
0102   Standard_EXPORT void DoubleLine(TColGeom2d_SequenceOfGeometry& Line,
0103                                   MAT2d_SequenceOfConnexion&     Connexions,
0104                                   const Handle(MAT2d_Connexion)& Father,
0105                                   const Standard_Real            Side) const;
0106
0107   Standard_EXPORT void ConstructCircuit(const MAT2d_SequenceOfSequenceOfGeometry& aFigure,
0108                                         const Standard_Integer                    IndRefLine,
0109                                         const MAT2d_MiniPath&                     aPath);
0110
0111   Standard_Real                         direction;
0112   TColGeom2d_SequenceOfGeometry         geomElements;
0113   MAT2d_DataMapOfIntegerConnexion       connexionMap;
0114   MAT2d_DataMapOfBiIntSequenceOfInteger linkRefEqui;
0115   TColStd_SequenceOfInteger             linesLength;
0116   GeomAbs_JoinType                      myJoinType;
0117   Standard_Boolean                      myIsOpenResult;
0118 };
0119
0120 #endif // _MAT2d_Circuit_HeaderFile