include/opencascade/DDataStd_DrawDriver.hxx

0001 // Created on: 1998-09-07
0002 // Created by: Denis PASCAL
0003 // Copyright (c) 1998-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _DDataStd_DrawDriver_HeaderFile
0018 #define _DDataStd_DrawDriver_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <Standard_Transient.hxx>
0024 #include <Draw_ColorKind.hxx>
0025 class Draw_Drawable3D;
0026 class TDF_Label;
0027 class TDataXtd_Constraint;
0028 class TopoDS_Shape;
0029
0030 //! Root class of drivers to build draw variables from TDF_Label.
0031 //! Priority rule to display standard attributes is :
0032 //! * 1 Constraint
0033 //! * 2 Object
0034 //! * 3 Datum      (Point,Axis,Plane)
0035 //! * 4 Geometry
0036 //! * 5 NamedShape
0037 class DDataStd_DrawDriver : public Standard_Transient
0038 {
0039
0040 public:
0041   //! access to the current DrawDriver
0042   //! ================================
0043   Standard_EXPORT static void Set(const occ::handle<DDataStd_DrawDriver>& DD);
0044
0045   Standard_EXPORT static occ::handle<DDataStd_DrawDriver> Get();
0046
0047   //! next method is called by DrawPresentation (may be redefined)
0048   //! ============================================================
0049   Standard_EXPORT DDataStd_DrawDriver();
0050
0051   //! reusable methods (may used when redefined <Drawable>)
0052   //! =====================================================
0053   Standard_EXPORT virtual occ::handle<Draw_Drawable3D> Drawable(const TDF_Label& L) const;
0054
0055   Standard_EXPORT occ::handle<Draw_Drawable3D> DrawableConstraint(
0056     const occ::handle<TDataXtd_Constraint>& C) const;
0057
0058   Standard_EXPORT occ::handle<Draw_Drawable3D> DrawableShape(const TDF_Label&     L,
0059                                                              const Draw_ColorKind color,
0060                                                              const bool current = true) const;
0061
0062   //! May be used for temporary display of a shape
0063   Standard_EXPORT static occ::handle<Draw_Drawable3D> DrawableShape(const TopoDS_Shape&  s,
0064                                                                     const Draw_ColorKind color);
0065
0066   DEFINE_STANDARD_RTTIEXT(DDataStd_DrawDriver, Standard_Transient)
0067 };
0068
0069 #endif // _DDataStd_DrawDriver_HeaderFile