include/opencascade/MAT_Zone.hxx

0001 // Created on: 1993-05-27
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 _MAT_Zone_HeaderFile
0018 #define _MAT_Zone_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <MAT_SequenceOfArc.hxx>
0024 #include <Standard_Transient.hxx>
0025 #include <Standard_Integer.hxx>
0026 #include <MAT_Side.hxx>
0027 class MAT_BasicElt;
0028 class MAT_Arc;
0029 class MAT_Node;
0030
0031
0032 class MAT_Zone;
0033 DEFINE_STANDARD_HANDLE(MAT_Zone, Standard_Transient)
0034
0035
0036 //! Definition of Zone of Proximity of a BasicElt :
0037 //! ----------------------------------------------
0038 //! A Zone of proximity is the set of the points which are
0039 //! more near from the BasicElt than any other.
0040 class MAT_Zone : public Standard_Transient
0041 {
0042
0043 public:
0044
0045
0046   Standard_EXPORT MAT_Zone();
0047
0048   //! Compute the frontier of the Zone of proximity.
0049   Standard_EXPORT MAT_Zone(const Handle(MAT_BasicElt)& aBasicElt);
0050
0051   //! Compute the frontier of the Zone of proximity.
0052   Standard_EXPORT void Perform (const Handle(MAT_BasicElt)& aBasicElt);
0053
0054   //! Return the number Of Arcs On the frontier of <me>.
0055   Standard_EXPORT Standard_Integer NumberOfArcs() const;
0056
0057   //! Return the  Arc number <Index>  on the frontier.
0058   //! of  <me>.
0059   Standard_EXPORT Handle(MAT_Arc) ArcOnFrontier (const Standard_Integer Index) const;
0060
0061   //! Return TRUE if <me> is not empty .
0062   Standard_EXPORT Standard_Boolean NoEmptyZone() const;
0063
0064   //! Return TRUE if <me> is Limited.
0065   Standard_EXPORT Standard_Boolean Limited() const;
0066
0067
0068
0069
0070   DEFINE_STANDARD_RTTIEXT(MAT_Zone,Standard_Transient)
0071
0072 protected:
0073
0074
0075
0076
0077 private:
0078
0079
0080   Standard_EXPORT Handle(MAT_Node) NodeForTurn (const Handle(MAT_Arc)& anArc, const Handle(MAT_BasicElt)& aBasicElt, const MAT_Side aSide) const;
0081
0082   MAT_SequenceOfArc frontier;
0083   Standard_Boolean limited;
0084
0085
0086 };
0087
0088
0089
0090
0091
0092
0093
0094 #endif // _MAT_Zone_HeaderFile