1 // Created on: 1991-01-23
2 // Created by: Christophe MARION
3 // Copyright (c) 1991-1999 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 under
9 // the terms of the GNU Lesser General Public License 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 #ifndef _TopLoc_Datum3D_HeaderFile
18 #define _TopLoc_Datum3D_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_Type.hxx>
23 #include <gp_Trsf.hxx>
24 #include <Standard_Transient.hxx>
25 #include <Standard_OStream.hxx>
26 class Standard_ConstructionError;
31 DEFINE_STANDARD_HANDLE(TopLoc_Datum3D, Standard_Transient)
33 //! Describes a coordinate transformation, i.e. a change
34 //! to an elementary 3D coordinate system, or position in 3D space.
35 //! A Datum3D is always described relative to the default datum.
36 //! The default datum is described relative to itself: its
37 //! origin is (0,0,0), and its axes are (1,0,0) (0,1,0) (0,0,1).
38 class TopLoc_Datum3D : public Standard_Transient
44 //! Constructs a default Datum3D.
45 Standard_EXPORT TopLoc_Datum3D();
47 //! Constructs a Datum3D form a Trsf from gp. An error is
48 //! raised if the Trsf is not a rigid transformation.
49 Standard_EXPORT TopLoc_Datum3D(const gp_Trsf& T);
51 //! Returns a gp_Trsf which, when applied to this datum,
52 //! produces the default datum.
53 const gp_Trsf& Transformation() const;
56 //! Dumps the content of me into the stream
57 Standard_EXPORT void DumpJson (Standard_OStream& theOStream, const Standard_Integer theDepth = -1) const;
59 //! Writes the contents of this Datum3D to the stream S.
60 Standard_EXPORT void ShallowDump (Standard_OStream& S) const;
65 DEFINE_STANDARD_RTTIEXT(TopLoc_Datum3D,Standard_Transient)
81 #include <TopLoc_Datum3D.lxx>
85 inline void ShallowDump(const Handle(TopLoc_Datum3D)& me,Standard_OStream& S) {
91 #endif // _TopLoc_Datum3D_HeaderFile