src/GeomAlgoAPI/GeomAlgoAPI_CompoundBuilder.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        GeomAlgoAPI_CompoundBuilder.cpp
   4 // Created:     24 Apr 2014
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include <GeomAlgoAPI_CompoundBuilder.h>
   8 #include <BRep_Builder.hxx>
   9 #include <TopoDS_Compound.hxx>
  10 #include <TopTools_IndexedMapOfShape.hxx>
  11 #include <TopExp.hxx>
  12
  13 std::shared_ptr<GeomAPI_Shape> GeomAlgoAPI_CompoundBuilder::compound(
  14     std::list<std::shared_ptr<GeomAPI_Shape> > theShapes)
  15 {
  16   BRep_Builder aBuilder;
  17   TopoDS_Compound aComp;
  18   aBuilder.MakeCompound(aComp);
  19
  20   std::list<std::shared_ptr<GeomAPI_Shape> >::const_iterator anIt = theShapes.begin(), aLast =
  21       theShapes.end();
  22   for (; anIt != aLast; anIt++) {
  23     aBuilder.Add(aComp, (*anIt)->impl<TopoDS_Shape>());
  24   }
  25
  26   std::shared_ptr<GeomAPI_Shape> aRes(new GeomAPI_Shape);
  27   aRes->setImpl(new TopoDS_Shape(aComp));
  28   return aRes;
  29 }
  30
  31 int GeomAlgoAPI_CompoundBuilder::id(
  32       std::shared_ptr<GeomAPI_Shape> theContext, std::shared_ptr<GeomAPI_Shape> theSub)
  33 {
  34   int anID = 0;
  35   TopoDS_Shape aMainShape = theContext->impl<TopoDS_Shape>();
  36   const TopoDS_Shape& aSubShape = theSub->impl<TopoDS_Shape>();
  37   if (!aMainShape.IsNull() && !aSubShape.IsNull()) {
  38     TopTools_IndexedMapOfShape aSubShapesMap;
  39     TopExp::MapShapes(aMainShape, aSubShapesMap);
  40     anID = aSubShapesMap.FindIndex(aSubShape);
  41   }
  42
  43   return anID;
  44 }