src/GeomAPI/GeomAPI_PlanarEdges.cpp

   1 // Copyright (C) 2014-2023  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include <GeomAPI_Interface.h>
  21 #include <GeomAPI_PlanarEdges.h>
  22
  23 #include <Standard_TypeDef.hxx>
  24 #include <TopAbs_ShapeEnum.hxx>
  25
  26 #include <TopoDS.hxx>
  27 #include <TopoDS_Edge.hxx>
  28 #include <TopoDS_Wire.hxx>
  29 #include <BRep_Builder.hxx>
  30 #include <BRepTools_WireExplorer.hxx>
  31 #include <TopExp_Explorer.hxx>
  32
  33 #include <list>
  34
  35 GeomAPI_PlanarEdges::GeomAPI_PlanarEdges() : GeomAPI_Shape()
  36 {
  37   TopoDS_Compound aBigWireImpl;
  38   BRep_Builder aBuilder;
  39   aBuilder.MakeCompound(aBigWireImpl);
  40   this->setImpl(new TopoDS_Shape(aBigWireImpl));
  41 }
  42
  43 void GeomAPI_PlanarEdges::addEdge(std::shared_ptr<GeomAPI_Shape> theEdge)
  44 {
  45   const TopoDS_Edge& anEdge = theEdge->impl<TopoDS_Edge>();
  46   if (anEdge.ShapeType() != TopAbs_EDGE)
  47     return;
  48   TopoDS_Shape& aWire = const_cast<TopoDS_Shape&>(impl<TopoDS_Shape>());
  49   BRep_Builder aBuilder;
  50   aBuilder.Add(aWire, anEdge);
  51 }
  52
  53 std::list<std::shared_ptr<GeomAPI_Shape> > GeomAPI_PlanarEdges::getEdges()
  54 {
  55   TopoDS_Shape& aShape = const_cast<TopoDS_Shape&>(impl<TopoDS_Shape>());
  56   TopExp_Explorer aWireExp(aShape, TopAbs_EDGE);
  57   std::list<std::shared_ptr<GeomAPI_Shape> > aResult;
  58   for (; aWireExp.More(); aWireExp.Next()) {
  59     std::shared_ptr<GeomAPI_Shape> anEdge(new GeomAPI_Shape);
  60     anEdge->setImpl(new TopoDS_Shape(aWireExp.Current()));
  61     aResult.push_back(anEdge);
  62   }
  63   return aResult;
  64 }
  65
  66 bool GeomAPI_PlanarEdges::hasPlane() const {
  67   return myPlane.get() != NULL;
  68 }
  69
  70 bool GeomAPI_PlanarEdges::isVertex() const {
  71   return false;
  72 }
  73
  74 bool GeomAPI_PlanarEdges::isEdge() const {
  75   return false;
  76 }
  77
  78 std::shared_ptr<GeomAPI_Pnt> GeomAPI_PlanarEdges::origin() const
  79 {
  80   if (hasPlane())
  81     return myPlane->origin();
  82   return std::shared_ptr<GeomAPI_Pnt>();
  83 }
  84
  85 std::shared_ptr<GeomAPI_Dir> GeomAPI_PlanarEdges::dirX() const
  86 {
  87   if (hasPlane())
  88     return myPlane->dirX();
  89   return std::shared_ptr<GeomAPI_Dir>();
  90 }
  91
  92 std::shared_ptr<GeomAPI_Dir> GeomAPI_PlanarEdges::dirY() const
  93 {
  94   if (hasPlane())
  95     return myPlane->dirY();
  96   return std::shared_ptr<GeomAPI_Dir>();
  97 }
  98
  99 std::shared_ptr<GeomAPI_Dir> GeomAPI_PlanarEdges::norm() const
 100 {
 101   if (hasPlane())
 102     return myPlane->normal();
 103   return std::shared_ptr<GeomAPI_Dir>();
 104 }
 105
 106 bool GeomAPI_PlanarEdges::isPlanar() const
 107 {
 108   return true;
 109 }
 110
 111 void GeomAPI_PlanarEdges::setPlane(const std::shared_ptr<GeomAPI_Pnt>& theOrigin,
 112                                    const std::shared_ptr<GeomAPI_Dir>& theDirX,
 113                                    const std::shared_ptr<GeomAPI_Dir>& theNorm)
 114 {
 115   myPlane = std::shared_ptr<GeomAPI_Ax3>(new GeomAPI_Ax3(theOrigin, theDirX, theNorm));
 116 }
 117
 118 bool GeomAPI_PlanarEdges::isEqual(const std::shared_ptr<GeomAPI_Shape> theShape) const
 119 {
 120   if (!theShape.get())
 121     return false;
 122   TopoDS_Shape& aMyShape = const_cast<TopoDS_Shape&>(impl<TopoDS_Shape>());
 123   TopoDS_Shape aTheShape = theShape->impl<TopoDS_Shape>();
 124   if (aMyShape.ShapeType() != aTheShape.ShapeType()) // to don't confuse by the face of same edges
 125     return false;
 126   TopExp_Explorer aMyExp(aMyShape, TopAbs_EDGE);
 127   TopExp_Explorer aTheExp(aTheShape, TopAbs_EDGE);
 128   for (; aMyExp.More() && aTheExp.More(); aMyExp.Next(), aTheExp.Next()) {
 129     // check that edge by edge all geometrically matches
 130     std::shared_ptr<GeomAPI_Edge> aMyEdge(new GeomAPI_Edge);
 131     aMyEdge->setImpl<TopoDS_Shape>(new TopoDS_Shape(aMyExp.Current()));
 132     std::shared_ptr<GeomAPI_Edge> aTheEdge(new GeomAPI_Edge);
 133     aTheEdge->setImpl<TopoDS_Shape>(new TopoDS_Shape(aTheExp.Current()));
 134     if (!aMyEdge->isEqual(aTheEdge))
 135       return false;
 136   }
 137   return !(aMyExp.More() || aTheExp.More());
 138 }