include/opencascade/StdPrs_HLRToolShape.hxx

0001 // Created on: 1993-03-09
0002 // Created by: Jean-Louis Frenkel
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 _StdPrs_HLRToolShape_HeaderFile
0018 #define _StdPrs_HLRToolShape_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <HLRAlgo_EdgeIterator.hxx>
0025 #include <Standard_Integer.hxx>
0026 class HLRBRep_Data;
0027 class TopoDS_Shape;
0028 class HLRAlgo_Projector;
0029 class BRepAdaptor_Curve;
0030
0031 class StdPrs_HLRToolShape
0032 {
0033 public:
0034   DEFINE_STANDARD_ALLOC
0035
0036   Standard_EXPORT StdPrs_HLRToolShape(const TopoDS_Shape&      TheShape,
0037                                       const HLRAlgo_Projector& TheProjector);
0038
0039   Standard_EXPORT int NbEdges() const;
0040
0041   Standard_EXPORT void InitVisible(const int EdgeNumber);
0042
0043   Standard_EXPORT bool MoreVisible() const;
0044
0045   Standard_EXPORT void NextVisible();
0046
0047   Standard_EXPORT void Visible(BRepAdaptor_Curve& TheEdge, double& U1, double& U2);
0048
0049   Standard_EXPORT void InitHidden(const int EdgeNumber);
0050
0051   Standard_EXPORT bool MoreHidden() const;
0052
0053   Standard_EXPORT void NextHidden();
0054
0055   Standard_EXPORT void Hidden(BRepAdaptor_Curve& TheEdge, double& U1, double& U2);
0056
0057 private:
0058   occ::handle<HLRBRep_Data> MyData;
0059   HLRAlgo_EdgeIterator      myEdgeIterator;
0060   int                       MyCurrentEdgeNumber;
0061 };
0062
0063 #endif // _StdPrs_HLRToolShape_HeaderFile