src/GeomAPI/GeomAPI_Wire.cpp

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