X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FGeomAPI%2FGeomAPI_Edge.cpp;h=2edd787d94d9333de94d9ede8eaa99081c756b36;hb=ced1c42d80f02b1efa749ecdf35e620dcca4d9cc;hp=2cde7c24d5fa55284087a53b373e9ce5974e9740;hpb=489132d99e1d417d5c7ce93fed8fb8ee138befbc;p=modules%2Fshaper.git

diff --git a/src/GeomAPI/GeomAPI_Edge.cpp b/src/GeomAPI/GeomAPI_Edge.cpp
index 2cde7c24d..2edd787d9 100644
--- a/src/GeomAPI/GeomAPI_Edge.cpp
+++ b/src/GeomAPI/GeomAPI_Edge.cpp
@@ -1,19 +1,35 @@
+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
 // File:        GeomAPI_Edge.cpp
 // Created:     24 Jul 2014
 // Author:      Artem ZHIDKOV
 
 #include<GeomAPI_Edge.h>
+#include<GeomAPI_Pnt.h>
+#include<GeomAPI_Circ.h>
+#include<GeomAPI_Dir.h>
+#include<GeomAPI_Lin.h>
 
 #include <TopoDS_Shape.hxx>
 #include <TopoDS_Edge.hxx>
+#include <TopoDS.hxx>
 #include <BRep_Tool.hxx>
 #include <Geom_Curve.hxx>
 #include <Geom_Line.hxx>
 #include <Geom_Circle.hxx>
+#include <GeomAdaptor_Curve.hxx>
+#include <gp_Ax1.hxx>
 
 GeomAPI_Edge::GeomAPI_Edge()
-    : GeomAPI_Shape()
+  : GeomAPI_Shape()
+{
+}
+
+GeomAPI_Edge::GeomAPI_Edge(const std::shared_ptr<GeomAPI_Shape>& theShape)
 {
+  if (!theShape->isNull() && theShape->isEdge()) {
+    setImpl(new TopoDS_Shape(theShape->impl<TopoDS_Shape>()));
+  }
 }
 
 bool GeomAPI_Edge::isLine() const
@@ -31,8 +47,12 @@ bool GeomAPI_Edge::isCircle() const
   const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
   double aFirst, aLast;
   Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
-  if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle)) && aCurve->IsClosed())
-    return true;
+  if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle)))
+  {
+    // Check the difference of first and last parameters to be equal to the curve period
+    if (Abs(aLast - aFirst - aCurve->Period()) < Precision::PConfusion())
+      return true;
+  }
   return false;
 }
 
@@ -41,7 +61,114 @@ bool GeomAPI_Edge::isArc() const
   const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
   double aFirst, aLast;
   Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
-  if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle)) && !aCurve->IsClosed())
-    return true;
+  if (aCurve->IsKind(STANDARD_TYPE(Geom_Circle)))
+  {
+    // Check the difference of first and last parameters is not equal the curve period
+    if (Abs(aLast - aFirst - aCurve->Period()) >= Precision::PConfusion())
+      return true;
+  }
   return false;
 }
+
+std::shared_ptr<GeomAPI_Pnt> GeomAPI_Edge::firstPoint()
+{
+  const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+  double aFirst, aLast;
+  Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+  gp_Pnt aPoint;
+  aCurve->D0(aFirst, aPoint);
+  return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
+}
+
+std::shared_ptr<GeomAPI_Pnt> GeomAPI_Edge::lastPoint()
+{
+  const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+  double aFirst, aLast;
+  Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+  gp_Pnt aPoint;
+  aCurve->D0(aLast, aPoint);
+  return std::shared_ptr<GeomAPI_Pnt>(new GeomAPI_Pnt(aPoint.X(), aPoint.Y(), aPoint.Z()));
+}
+
+std::shared_ptr<GeomAPI_Circ> GeomAPI_Edge::circle()
+{
+  const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+  double aFirst, aLast;
+  Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+  if (aCurve) {
+    Handle(Geom_Circle) aCirc = Handle(Geom_Circle)::DownCast(aCurve);
+    if (aCirc) {
+      gp_Pnt aLoc = aCirc->Location();
+      std::shared_ptr<GeomAPI_Pnt> aCenter(new GeomAPI_Pnt(aLoc.X(), aLoc.Y(), aLoc.Z()));
+      gp_Dir anAxis = aCirc->Axis().Direction();
+      std::shared_ptr<GeomAPI_Dir> aDir(new GeomAPI_Dir(anAxis.X(), anAxis.Y(), anAxis.Z()));
+      return std::shared_ptr<GeomAPI_Circ>(new GeomAPI_Circ(aCenter, aDir, aCirc->Radius()));
+    }
+  }
+  return std::shared_ptr<GeomAPI_Circ>(); // not circle
+}
+
+std::shared_ptr<GeomAPI_Lin> GeomAPI_Edge::line()
+{
+  const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+  double aFirst, aLast;
+  Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+  if (aCurve) {
+    Handle(Geom_Line) aLine = Handle(Geom_Line)::DownCast(aCurve);
+    if (aLine) {
+      gp_Pnt aStartPnt = aLine->Value(aFirst);
+      std::shared_ptr<GeomAPI_Pnt> aStart(
+          new GeomAPI_Pnt(aStartPnt.X(), aStartPnt.Y(), aStartPnt.Z()));
+      gp_Pnt aEndPnt = aLine->Value(aLast);
+      std::shared_ptr<GeomAPI_Pnt> aEnd(
+          new GeomAPI_Pnt(aEndPnt.X(), aEndPnt.Y(), aEndPnt.Z()));
+      return std::shared_ptr<GeomAPI_Lin>(new GeomAPI_Lin(aStart, aEnd));
+    }
+  }
+  return std::shared_ptr<GeomAPI_Lin>(); // not circle
+}
+
+
+bool GeomAPI_Edge::isEqual(const std::shared_ptr<GeomAPI_Shape> theEdge) const
+{
+  if (!theEdge.get() || ! theEdge->isEdge())
+    return false;
+  const TopoDS_Shape& aMyShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+  const TopoDS_Shape& aInShape = theEdge->impl<TopoDS_Shape>();
+
+  if (aMyShape.ShapeType() != aInShape.ShapeType())
+    return false;
+
+  double aMyStart, aMyEnd;
+  Handle(Geom_Curve) aMyCurve = BRep_Tool::Curve(TopoDS::Edge(aMyShape), aMyStart, aMyEnd);
+  double aInStart, aInEnd;
+  Handle(Geom_Curve) aInCurve = BRep_Tool::Curve(TopoDS::Edge(aInShape), aInStart, aInEnd);
+
+  // Check that curves a the same type
+  GeomAdaptor_Curve aMyAdaptor(aMyCurve);
+  GeomAdaptor_Curve aInAdaptor(aInCurve);
+  if (aMyAdaptor.GetType() != aInAdaptor.GetType())
+    return false;
+
+  // Check that end point parameters are the same
+  if ((aMyStart != aInStart) || (aMyEnd != aInEnd))
+    return false;
+
+  // Check that end points are equal
+  gp_Pnt aMyPnt1 = aMyAdaptor.Value(aMyStart);
+  gp_Pnt aMyPnt2 = aMyAdaptor.Value(aMyEnd);
+  gp_Pnt aInPnt1 = aInAdaptor.Value(aInStart);
+  gp_Pnt aInPnt2 = aInAdaptor.Value(aInEnd);
+
+  if ((!aMyPnt1.IsEqual(aInPnt1, Precision::Confusion())) || 
+    (!aMyPnt2.IsEqual(aInPnt2, Precision::Confusion())))
+    return false;
+
+  return true;
+}
+
+void GeomAPI_Edge::getRange(double& theFirst, double& theLast) const
+{
+  const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+  Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, theFirst, theLast);
+}