src/GeomAPI/GeomAPI_PlanarEdges.cpp

   1 // File:        GeomAPI_PlanarEdges.cpp
   2 // Created:     06 Oct 2014
   3 // Author:      Sergey BELASH
   4
   5 #include <GeomAPI_Interface.h>
   6 #include <GeomAPI_PlanarEdges.h>
   7
   8 #include <Standard_TypeDef.hxx>
   9 #include <TopAbs_ShapeEnum.hxx>
  10
  11 #include <TopoDS.hxx>
  12 #include <TopoDS_Edge.hxx>
  13 #include <TopoDS_Wire.hxx>
  14 #include <BRep_Builder.hxx>
  15 #include <BRepTools_WireExplorer.hxx>
  16 #include <TopExp_Explorer.hxx>
  17
  18 #include <list>
  19
  20 GeomAPI_PlanarEdges::GeomAPI_PlanarEdges() : GeomAPI_Shape()
  21 {
  22   TopoDS_Compound aBigWireImpl;
  23   BRep_Builder aBuilder;
  24   aBuilder.MakeCompound(aBigWireImpl);
  25   this->setImpl(new TopoDS_Shape(aBigWireImpl));
  26 }
  27
  28 void GeomAPI_PlanarEdges::addEdge(std::shared_ptr<GeomAPI_Shape> theEdge)
  29 {
  30   const TopoDS_Edge& anEdge = theEdge->impl<TopoDS_Edge>();
  31   if (anEdge.ShapeType() != TopAbs_EDGE)
  32     return;
  33   TopoDS_Shape& aWire = const_cast<TopoDS_Shape&>(impl<TopoDS_Shape>());
  34   BRep_Builder aBuilder;
  35   aBuilder.Add(aWire, anEdge);
  36 }
  37
  38 std::list<std::shared_ptr<GeomAPI_Shape> > GeomAPI_PlanarEdges::getEdges()
  39 {
  40   TopoDS_Shape& aShape = const_cast<TopoDS_Shape&>(impl<TopoDS_Shape>());
  41   //BRepTools_WireExplorer aWireExp(TopoDS::Wire(aShape));
  42   TopExp_Explorer aWireExp(aShape, TopAbs_EDGE);
  43   std::list<std::shared_ptr<GeomAPI_Shape> > aResult;
  44   for (; aWireExp.More(); aWireExp.Next()) {
  45     std::shared_ptr<GeomAPI_Shape> anEdge(new GeomAPI_Shape);
  46     anEdge->setImpl(new TopoDS_Shape(aWireExp.Current()));
  47     aResult.push_back(anEdge);
  48   }
  49   return aResult;
  50 }