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92 lines
3.5 KiB
C++
92 lines
3.5 KiB
C++
// Created on: 2000-10-20
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// Created by: Julia DOROVSKIKH
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// Copyright (c) 2000-2014 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_MidPointRelation_HeaderFile
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#define _PrsDim_MidPointRelation_HeaderFile
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#include <PrsDim_Relation.hxx>
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class Geom_Plane;
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class gp_Lin;
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class gp_Pnt;
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class gp_Circ;
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class gp_Elips;
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DEFINE_STANDARD_HANDLE(PrsDim_MidPointRelation, PrsDim_Relation)
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//! presentation of equal distance to point myMidPoint
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class PrsDim_MidPointRelation : public PrsDim_Relation
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{
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DEFINE_STANDARD_RTTIEXT(PrsDim_MidPointRelation, PrsDim_Relation)
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public:
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Standard_EXPORT PrsDim_MidPointRelation(const TopoDS_Shape& aSymmTool, const TopoDS_Shape& FirstShape, const TopoDS_Shape& SecondShape, const Handle(Geom_Plane)& aPlane);
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virtual Standard_Boolean IsMovable() const Standard_OVERRIDE { return Standard_True; }
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void SetTool (const TopoDS_Shape& aMidPointTool) { myTool = aMidPointTool; }
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const TopoDS_Shape& GetTool() const { return myTool; }
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private:
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Standard_EXPORT virtual void Compute (const Handle(PrsMgr_PresentationManager)& thePrsMgr,
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const Handle(Prs3d_Presentation)& thePrs,
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const Standard_Integer theMode) Standard_OVERRIDE;
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Standard_EXPORT virtual void ComputeSelection (const Handle(SelectMgr_Selection)& theSel,
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const Standard_Integer theMode) Standard_OVERRIDE;
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Standard_EXPORT void ComputeFaceFromPnt (const Handle(Prs3d_Presentation)& aprs, const Standard_Boolean first);
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Standard_EXPORT void ComputeEdgeFromPnt (const Handle(Prs3d_Presentation)& aprs, const Standard_Boolean first);
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Standard_EXPORT void ComputeVertexFromPnt (const Handle(Prs3d_Presentation)& aprs, const Standard_Boolean first);
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Standard_EXPORT void ComputePointsOnLine (const gp_Lin& aLin, const Standard_Boolean first);
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Standard_EXPORT void ComputePointsOnLine (const gp_Pnt& pnt1, const gp_Pnt& pnt2, const Standard_Boolean first);
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Standard_EXPORT void ComputePointsOnCirc (const gp_Circ& aCirc, const gp_Pnt& pnt1, const gp_Pnt& pnt2, const Standard_Boolean first);
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//! ComputePointsOn... methods set myFAttach, myFirstPnt and myLastPnt
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//! from the following initial data: curve, end points, myMidPoint.
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//! End points (pnt1 & pnt2) and curve define the trimmed curve.
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//! If end points are equal, curve is not trimmed (line - special case).
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//!
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//! .------. pnt2
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//! /
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//! . circle . myLastPnt
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//! | |
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//! . pnt1 . myFAttach
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//! \ arc / . myMidPoint
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//! .______. myFirstPnt
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Standard_EXPORT void ComputePointsOnElips (const gp_Elips& anEll, const gp_Pnt& pnt1, const gp_Pnt& pnt2, const Standard_Boolean first);
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private:
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TopoDS_Shape myTool;
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gp_Pnt myMidPoint;
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gp_Pnt myFAttach;
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gp_Pnt myFirstPnt1;
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gp_Pnt myFirstPnt2;
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gp_Pnt mySAttach;
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gp_Pnt mySecondPnt1;
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gp_Pnt mySecondPnt2;
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};
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#endif // _AIS_MidPointRelation_HeaderFile
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