Issue #2998: Add help description for automatic creation of constraints

[modules/shaper.git] / src / GeomAPI / GeomAPI_Circ.cpp

diff --git a/src/GeomAPI/GeomAPI_Circ.cpp b/src/GeomAPI/GeomAPI_Circ.cpp
index 8988870caa4353d03e5cbeb454513e61837cd08a..a3bb8d97a7833ebababfa3a4888bf1bca79b157f 100644 (file)
--- a/src/GeomAPI/GeomAPI_Circ.cpp
+++ b/src/GeomAPI/GeomAPI_Circ.cpp
@@ -1,8 +1,21 @@
-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
-
-// File:        GeomAPI_Circ2cpp
-// Created:     24 Jun 2014
-// Author:      Artem ZHIDKOV
+// Copyright (C) 2014-2019  CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
 
 #include <GeomAPI_Circ.h>
 
@@ -42,6 +55,17 @@ GeomAPI_Circ::GeomAPI_Circ(const std::shared_ptr<GeomAPI_Pnt>& theCenter,
 {
 }
 
+//=================================================================================================
+GeomAPI_Circ::GeomAPI_Circ(const GeomCurvePtr& theCurve)
+{
+  GeomCurvePtr anUntrimmedCurve = theCurve->basisCurve();
+  Handle(Geom_Curve) aCurve = anUntrimmedCurve->impl<Handle(Geom_Curve)>();
+  Handle(Geom_Circle) aCirc = Handle(Geom_Circle)::DownCast(aCurve);
+  if (aCirc.IsNull())
+    throw Standard_ConstructionError("GeomAPI_Circ: Curve is not a circle");
+  setImpl(new gp_Circ(aCirc->Circ()));
+}
+
 //=================================================================================================
 const std::shared_ptr<GeomAPI_Pnt> GeomAPI_Circ::center() const
 {
@@ -90,7 +114,7 @@ const bool GeomAPI_Circ::parameter(const std::shared_ptr<GeomAPI_Pnt> thePoint,
                                    double& theParameter) const
 {
   Handle(Geom_Circle) aCurve = new Geom_Circle(*MY_CIRC);
-  return GeomLib_Tool::Parameter(aCurve, thePoint->impl<gp_Pnt>(), 
+  return GeomLib_Tool::Parameter(aCurve, thePoint->impl<gp_Pnt>(),
                                  theTolerance, theParameter) == Standard_True;
 }