+
+bool GeomAPI_Edge::isClosed() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ if (aShape.IsNull())
+ return false;
+ double aFirst, aLast;
+ Handle(Geom_Curve) aCurve = BRep_Tool::Curve((const TopoDS_Edge&)aShape, aFirst, aLast);
+ if (aCurve.IsNull() || !aCurve->IsPeriodic())
+ return false;
+ aLast += aLast > aFirst ? -aCurve->Period() : aCurve->Period();;
+
+ return fabs(aFirst - aLast) < 1.e-9;
+}
+
+bool GeomAPI_Edge::isDegenerated() const
+{
+ const TopoDS_Shape& aShape = const_cast<GeomAPI_Edge*>(this)->impl<TopoDS_Shape>();
+ if (aShape.IsNull() || aShape.ShapeType() != TopAbs_EDGE)
+ return false;
+ return BRep_Tool::Degenerated(TopoDS::Edge(aShape));
+}
+
+void GeomAPI_Edge::setFirstPointTolerance(const double theTolerance)
+{
+ TopoDS_Edge anEdge = impl<TopoDS_Edge>();
+ TopoDS_Vertex aVFirst, aVLast;
+ TopExp::Vertices(anEdge, aVFirst, aVLast);
+ BRep_Builder().UpdateVertex(aVFirst, theTolerance);
+}
+
+void GeomAPI_Edge::setLastPointTolerance(const double theTolerance)
+{
+ TopoDS_Edge anEdge = impl<TopoDS_Edge>();
+ TopoDS_Vertex aVFirst, aVLast;
+ TopExp::Vertices(anEdge, aVFirst, aVLast);
+ BRep_Builder().UpdateVertex(aVLast, theTolerance);
+}