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salome-geom  6.5.0
GEOM_EdgeFilter.cxx
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00001 // Copyright (C) 2007-2012  CEA/DEN, EDF R&D, OPEN CASCADE
00002 //
00003 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
00004 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
00005 //
00006 // This library is free software; you can redistribute it and/or
00007 // modify it under the terms of the GNU Lesser General Public
00008 // License as published by the Free Software Foundation; either
00009 // version 2.1 of the License.
00010 //
00011 // This library is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014 // Lesser General Public License for more details.
00015 //
00016 // You should have received a copy of the GNU Lesser General Public
00017 // License along with this library; if not, write to the Free Software
00018 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00019 //
00020 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
00021 //
00022 
00023 #include "GEOM_EdgeFilter.h"
00024 
00025 #include <BRepAdaptor_Curve.hxx>
00026 #include <TopoDS_Edge.hxx>
00027 #include <TopoDS.hxx>
00028 #include <StdSelect_TypeOfEdge.hxx>
00029 
00030 //=======================================================================
00031 // function : GEOM_EdgeFilter
00032 // purpose  : 
00033 //=======================================================================
00034 GEOM_EdgeFilter::GEOM_EdgeFilter( SalomeApp_Study* study, const int kind )
00035 : GEOM_SelectionFilter( study ),
00036 myKind( kind )
00037 {
00038   add( TopAbs_EDGE );
00039 }
00040 
00041 //=======================================================================
00042 // function : ~GEOM_SelectionFilter
00043 // purpose  : 
00044 //=======================================================================
00045 GEOM_EdgeFilter::~GEOM_EdgeFilter()
00046 {
00047 }
00048 
00049 //=======================================================================
00050 // function : isShapeOk
00051 // purpose  : 
00052 //=======================================================================
00053 bool GEOM_EdgeFilter::isShapeOk( const TopoDS_Shape& theShape ) const
00054 {
00055   if ( !theShape.IsNull() && theShape.ShapeType() == TopAbs_EDGE )
00056   {
00057     BRepAdaptor_Curve aCurve( TopoDS::Edge( theShape ) );
00058     GeomAbs_CurveType aType = aCurve.GetType();
00059         
00060     switch ( myKind ) 
00061     {
00062     case StdSelect_AnyEdge: return Standard_True;
00063     case StdSelect_Line:    return ( aType == GeomAbs_Line );
00064     case StdSelect_Circle:  return ( aType == GeomAbs_Circle );
00065     }
00066   }
00067   return false;
00068 }
00069