include/opencascade/ProjLib_Sphere.hxx

0001 // Created on: 1993-08-24
0002 // Created by: Bruno DUMORTIER
0003 // Copyright (c) 1993-1999 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 _ProjLib_Sphere_HeaderFile
0018 #define _ProjLib_Sphere_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022
0023 #include <gp_Sphere.hxx>
0024 #include <ProjLib_Projector.hxx>
0025 class gp_Circ;
0026 class gp_Lin;
0027 class gp_Elips;
0028 class gp_Parab;
0029 class gp_Hypr;
0030
0031
0032 //! Projects elementary curves on a sphere.
0033 class ProjLib_Sphere  : public ProjLib_Projector
0034 {
0035 public:
0036
0037   DEFINE_STANDARD_ALLOC
0038
0039
0040   //! Undefined projection.
0041   Standard_EXPORT ProjLib_Sphere();
0042
0043   //! Projection on the sphere <Sp>.
0044   Standard_EXPORT ProjLib_Sphere(const gp_Sphere& Sp);
0045
0046   //! Projection of the circle <C> on the sphere <Sp>.
0047   Standard_EXPORT ProjLib_Sphere(const gp_Sphere& Sp, const gp_Circ& C);
0048
0049   Standard_EXPORT void Init (const gp_Sphere& Sp);
0050
0051   Standard_EXPORT virtual void Project (const gp_Lin& L) Standard_OVERRIDE;
0052
0053   Standard_EXPORT virtual void Project (const gp_Circ& C) Standard_OVERRIDE;
0054
0055   Standard_EXPORT virtual void Project (const gp_Elips& E) Standard_OVERRIDE;
0056
0057   Standard_EXPORT virtual void Project (const gp_Parab& P) Standard_OVERRIDE;
0058
0059   Standard_EXPORT virtual void Project (const gp_Hypr& H) Standard_OVERRIDE;
0060
0061   //! Set the point of parameter U on C in the natural
0062   //! restrictions of the sphere.
0063   Standard_EXPORT void SetInBounds (const Standard_Real U);
0064
0065
0066
0067
0068 protected:
0069
0070
0071
0072
0073
0074 private:
0075
0076
0077
0078   gp_Sphere mySphere;
0079
0080
0081 };
0082
0083
0084
0085
0086
0087
0088
0089 #endif // _ProjLib_Sphere_HeaderFile