X-Git-Url: http://git.dev.opencascade.org/gitweb/?p=occt.git;a=blobdiff_plain;f=src%2FAIS%2FAIS_MidPointRelation.hxx;h=b527d86dd812faf46b0c39c51608248fcac1e72a;hb=42cf5bc1cacbc83b1bf8639227311ad726522ace;hpb=543a99649677666ef0c890c27e98910265e24508

diff --git a/src/AIS/AIS_MidPointRelation.hxx b/src/AIS/AIS_MidPointRelation.hxx
new file mode 100644
index 0000000000..b527d86dd8
--- /dev/null
+++ b/src/AIS/AIS_MidPointRelation.hxx
@@ -0,0 +1,131 @@
+// Created on: 2000-10-20
+// Created by: Julia DOROVSKIKH
+// Copyright (c) 2000-2014 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_MidPointRelation_HeaderFile
+#define _AIS_MidPointRelation_HeaderFile
+
+#include <Standard.hxx>
+#include <Standard_Type.hxx>
+
+#include <TopoDS_Shape.hxx>
+#include <gp_Pnt.hxx>
+#include <AIS_Relation.hxx>
+#include <Standard_Boolean.hxx>
+#include <PrsMgr_PresentationManager3d.hxx>
+#include <Standard_Integer.hxx>
+#include <SelectMgr_Selection.hxx>
+class TopoDS_Shape;
+class Geom_Plane;
+class Prs3d_Presentation;
+class Prs3d_Projector;
+class Geom_Transformation;
+class gp_Lin;
+class gp_Pnt;
+class gp_Circ;
+class gp_Elips;
+
+
+class AIS_MidPointRelation;
+DEFINE_STANDARD_HANDLE(AIS_MidPointRelation, AIS_Relation)
+
+//! presentation of equal distance to point myMidPoint
+class AIS_MidPointRelation : public AIS_Relation
+{
+
+public:
+
+  
+  Standard_EXPORT AIS_MidPointRelation(const TopoDS_Shape& aSymmTool, const TopoDS_Shape& FirstShape, const TopoDS_Shape& SecondShape, const Handle(Geom_Plane)& aPlane);
+  
+    virtual Standard_Boolean IsMovable() const Standard_OVERRIDE;
+  
+    void SetTool (const TopoDS_Shape& aMidPointTool);
+  
+    const TopoDS_Shape& GetTool() const;
+  
+  //! 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_MidPointRelation,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 ComputeFaceFromPnt (const Handle(Prs3d_Presentation)& aprs, const Standard_Boolean first);
+  
+  Standard_EXPORT void ComputeEdgeFromPnt (const Handle(Prs3d_Presentation)& aprs, const Standard_Boolean first);
+  
+  Standard_EXPORT void ComputeVertexFromPnt (const Handle(Prs3d_Presentation)& aprs, const Standard_Boolean first);
+  
+  Standard_EXPORT void ComputePointsOnLine (const gp_Lin& aLin, const Standard_Boolean first);
+  
+  Standard_EXPORT void ComputePointsOnLine (const gp_Pnt& pnt1, const gp_Pnt& pnt2, const Standard_Boolean first);
+  
+  Standard_EXPORT void ComputePointsOnCirc (const gp_Circ& aCirc, const gp_Pnt& pnt1, const gp_Pnt& pnt2, const Standard_Boolean first);
+  
+  //! ComputePointsOn... methods set myFAttach, myFirstPnt and myLastPnt
+  //! from the following initial data: curve, end points, myMidPoint.
+  //! End points (pnt1 & pnt2) and curve define the trimmed curve.
+  //! If end points are equal, curve is not trimmed (line - special case).
+  //!
+  //! .------. pnt2
+  //! /        
+  //! .  circle  . myLastPnt
+  //! |          |
+  //! . pnt1     . myFAttach
+  //! \   arc  /          . myMidPoint
+  //! .______. myFirstPnt
+  Standard_EXPORT void ComputePointsOnElips (const gp_Elips& anEll, const gp_Pnt& pnt1, const gp_Pnt& pnt2, const Standard_Boolean first);
+
+  TopoDS_Shape myTool;
+  gp_Pnt myMidPoint;
+  gp_Pnt myFAttach;
+  gp_Pnt myFirstPnt1;
+  gp_Pnt myFirstPnt2;
+  gp_Pnt mySAttach;
+  gp_Pnt mySecondPnt1;
+  gp_Pnt mySecondPnt2;
+
+
+};
+
+
+#include <AIS_MidPointRelation.lxx>
+
+
+
+
+
+#endif // _AIS_MidPointRelation_HeaderFile