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salome-geom  6.5.0
GEOM_FaceFilter.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_FaceFilter.h"
00024 
00025 #include <BRepAdaptor_Surface.hxx>
00026 #include <TopoDS_Face.hxx>
00027 #include <TopoDS.hxx>
00028 #include <StdSelect_TypeOfFace.hxx>
00029 
00030 //=======================================================================
00031 // function : GEOM_FaceFilter
00032 // purpose  : 
00033 //=======================================================================
00034 GEOM_FaceFilter::GEOM_FaceFilter( SalomeApp_Study* study, const int kind )
00035 : GEOM_SelectionFilter( study ),
00036 myKind( kind )
00037 {
00038   add( TopAbs_FACE );
00039 }
00040 
00041 //=======================================================================
00042 // function : ~GEOM_SelectionFilter
00043 // purpose  : 
00044 //=======================================================================
00045 GEOM_FaceFilter::~GEOM_FaceFilter()
00046 {
00047 }
00048 
00049 //=======================================================================
00050 // function : isShapeOk
00051 // purpose  : 
00052 //=======================================================================
00053 bool GEOM_FaceFilter::isShapeOk( const TopoDS_Shape& theShape ) const
00054 {
00055   if ( !theShape.IsNull() && theShape.ShapeType() == TopAbs_FACE )
00056   {
00057     BRepAdaptor_Surface aSurf( TopoDS::Face( theShape ) );
00058     GeomAbs_SurfaceType aType = aSurf.GetType();
00059         
00060     switch ( myKind ) 
00061     {
00062     case StdSelect_AnyFace:   return Standard_True;
00063     case StdSelect_Plane:     return ( aType == GeomAbs_Plane );
00064     case StdSelect_Cylinder:  return ( aType == GeomAbs_Cylinder);
00065     case StdSelect_Sphere:    return ( aType == GeomAbs_Sphere);      
00066     case StdSelect_Torus:     return ( aType == GeomAbs_Torus);      
00067     case StdSelect_Revol:     return ( aType == GeomAbs_Cylinder  || 
00068                                        aType == GeomAbs_Cone      ||
00069                                        aType == GeomAbs_Torus     ||
00070                                        aType == GeomAbs_Sphere    || 
00071                                        aType == GeomAbs_SurfaceOfRevolution ); 
00072     case StdSelect_Cone:      return ( aType == GeomAbs_Cone);      
00073     }
00074   }
00075   return false;
00076 }
00077