1 -- Created on: 1996-01-16
2 -- Created by: Jean-Pierre COMBE
3 -- Copyright (c) 1996-1999 Matra Datavision
4 -- Copyright (c) 1999-2014 OPEN CASCADE SAS
6 -- This file is part of Open CASCADE Technology software library.
8 -- This library is free software; you can redistribute it and / or modify it
9 -- under the terms of the GNU Lesser General Public version 2.1 as published
10 -- by the Free Software Foundation, with special exception defined in the file
11 -- OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 -- distribution for complete text of the license and disclaimer of any warranty.
14 -- Alternatively, this file may be used under the terms of Open CASCADE
15 -- commercial license or contractual agreement.
17 class TangentPresentation from DsgPrs
18 ---Purpose: A framework to define display of tangents.
20 Presentation from Prs3d,
26 Add (myclass; aPresentation: Presentation from Prs3d;
27 aDrawer: Drawer from Prs3d;
28 OffsetPoint: Pnt from gp;
29 aDirection: Dir from gp;
30 aLength : Real from Standard);
32 ---Purpose: Adds the point OffsetPoint, the direction aDirection
33 -- and the length aLength to the presentation object aPresentation.
34 -- The display attributes of the tangent are defined by
35 -- the attribute manager aDrawer.
37 end TangentPresentation;