--- /dev/null
+// Created on: 1996-12-05
+// Created by: Jean-Pierre COMBE/Odile Olivier
+// Copyright (c) 1996-1999 Matra Datavision
+// Copyright (c) 1999-2014 OPEN CASCADE SAS
+//
+// This file is part of Open CASCADE Technology software library.
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
+//
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
+
+#ifndef _AIS_ParallelRelation_HeaderFile
+#define _AIS_ParallelRelation_HeaderFile
+
+#include <Standard.hxx>
+#include <Standard_Type.hxx>
+
+#include <gp_Pnt.hxx>
+#include <gp_Dir.hxx>
+#include <AIS_Relation.hxx>
+#include <DsgPrs_ArrowSide.hxx>
+#include <Standard_Real.hxx>
+#include <Standard_Boolean.hxx>
+#include <PrsMgr_PresentationManager3d.hxx>
+#include <Standard_Integer.hxx>
+#include <SelectMgr_Selection.hxx>
+class TopoDS_Shape;
+class Geom_Plane;
+class gp_Pnt;
+class Prs3d_Presentation;
+class Prs3d_Projector;
+class Geom_Transformation;
+
+
+class AIS_ParallelRelation;
+DEFINE_STANDARD_HANDLE(AIS_ParallelRelation, AIS_Relation)
+
+//! A framework to display constraints of parallelism
+//! between two or more Interactive Objects. These
+//! entities can be faces or edges.
+class AIS_ParallelRelation : public AIS_Relation
+{
+
+public:
+
+
+ //! Constructs an object to display parallel constraints.
+ //! This object is defined by the first shape aFShape and
+ //! the second shape aSShape and the plane aPlane.
+ Standard_EXPORT AIS_ParallelRelation(const TopoDS_Shape& aFShape, const TopoDS_Shape& aSShape, const Handle(Geom_Plane)& aPlane);
+
+ //! Constructs an object to display parallel constraints.
+ //! This object is defined by the first shape aFShape and
+ //! the second shape aSShape the plane aPlane, the
+ //! position aPosition, the type of arrow, aSymbolPrs and
+ //! its size anArrowSize.
+ Standard_EXPORT AIS_ParallelRelation(const TopoDS_Shape& aFShape, const TopoDS_Shape& aSShape, const Handle(Geom_Plane)& aPlane, const gp_Pnt& aPosition, const DsgPrs_ArrowSide aSymbolPrs, const Standard_Real anArrowSize = 0.01);
+
+ //! Returns true if the parallelism is movable.
+ virtual Standard_Boolean IsMovable() const Standard_OVERRIDE;
+
+ //! computes the presentation according to a point of view
+ //! given by <aProjector>.
+ //! To be Used when the associated degenerated Presentations
+ //! have been transformed by <aTrsf> which is not a Pure
+ //! Translation. The HLR Prs can't be deducted automatically
+ //! WARNING :<aTrsf> must be applied
+ //! to the object to display before computation !!!
+ Standard_EXPORT virtual void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTrsf, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE;
+
+
+
+
+ DEFINE_STANDARD_RTTI(AIS_ParallelRelation,AIS_Relation)
+
+protected:
+
+
+
+
+private:
+
+
+ Standard_EXPORT void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE;
+
+ Standard_EXPORT void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE;
+
+ Standard_EXPORT void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode);
+
+ Standard_EXPORT void ComputeTwoFacesParallel (const Handle(Prs3d_Presentation)& aPresentation);
+
+ Standard_EXPORT void ComputeTwoEdgesParallel (const Handle(Prs3d_Presentation)& aPresentation);
+
+ gp_Pnt myFAttach;
+ gp_Pnt mySAttach;
+ gp_Dir myDirAttach;
+
+
+};
+
+
+#include <AIS_ParallelRelation.lxx>
+
+
+
+
+
+#endif // _AIS_ParallelRelation_HeaderFile