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787ff2408c
The following classes and their subclasses within AIS package have been moved to new package PrsDim and renamed: - AIS_Relation -> PrsDim_Relation; - AIS_Dimension -> PrsDim_Dimension,
76 lines
3.1 KiB
C++
76 lines
3.1 KiB
C++
// Created on: 1996-12-05
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// Created by: Jean-Pierre COMBE/Odile Olivier
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// Copyright (c) 1996-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _PrsDim_TangentRelation_HeaderFile
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#define _PrsDim_TangentRelation_HeaderFile
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#include <PrsDim_Relation.hxx>
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DEFINE_STANDARD_HANDLE(PrsDim_TangentRelation, PrsDim_Relation)
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//! A framework to display tangency constraints between
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//! two or more Interactive Objects of the datum type.
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//! The datums are normally faces or edges.
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class PrsDim_TangentRelation : public PrsDim_Relation
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{
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DEFINE_STANDARD_RTTIEXT(PrsDim_TangentRelation, PrsDim_Relation)
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public:
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//! TwoFacesTangent or TwoEdgesTangent relation
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//! Constructs an object to display tangency constraints.
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//! This object is defined by the first shape aFShape, the
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//! second shape aSShape, the plane aPlane and the index anExternRef.
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//! aPlane serves as an optional axis.
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//! anExternRef set to 0 indicates that there is no relation.
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Standard_EXPORT PrsDim_TangentRelation(const TopoDS_Shape& aFShape, const TopoDS_Shape& aSShape, const Handle(Geom_Plane)& aPlane, const Standard_Integer anExternRef = 0);
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//! Returns the external reference for tangency.
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//! The values are as follows:
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//! - 0 - there is no connection;
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//! - 1 - there is a connection to the first shape;
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//! - 2 - there is a connection to the second shape.
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//! This reference is defined at construction time.
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Standard_Integer ExternRef() { return myExternRef; }
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//! Sets the external reference for tangency, aRef.
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//! The values are as follows:
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//! - 0 - there is no connection;
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//! - 1 - there is a connection to the first shape;
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//! - 2 - there is a connection to the second shape.
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//! This reference is initially defined at construction time.
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void SetExternRef (const Standard_Integer aRef) { myExternRef = aRef; }
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private:
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Standard_EXPORT virtual void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE;
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Standard_EXPORT virtual void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) Standard_OVERRIDE;
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Standard_EXPORT void ComputeTwoFacesTangent (const Handle(Prs3d_Presentation)& aPresentation);
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Standard_EXPORT void ComputeTwoEdgesTangent (const Handle(Prs3d_Presentation)& aPresentation);
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private:
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gp_Pnt myAttach;
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gp_Dir myDir;
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Standard_Real myLength;
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Standard_Integer myExternRef;
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};
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#endif // _PrsDim_TangentRelation_HeaderFile
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