include/opencascade/ShapeUpgrade_ConvertCurve3dToBezier.hxx

0001 // Created on: 1999-05-13
0002 // Created by: data exchange team
0003 // Copyright (c) 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 _ShapeUpgrade_ConvertCurve3dToBezier_HeaderFile
0018 #define _ShapeUpgrade_ConvertCurve3dToBezier_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <Geom_Curve.hxx>
0024 #include <NCollection_Sequence.hxx>
0025 #include <NCollection_HSequence.hxx>
0026 #include <ShapeUpgrade_SplitCurve3d.hxx>
0027
0028 //! converts/splits a 3d curve of any type to a list of beziers
0029 class ShapeUpgrade_ConvertCurve3dToBezier : public ShapeUpgrade_SplitCurve3d
0030 {
0031
0032 public:
0033   //! Empty constructor
0034   Standard_EXPORT ShapeUpgrade_ConvertCurve3dToBezier();
0035
0036   //! Sets mode for conversion Geom_Line to bezier.
0037   void SetLineMode(const bool mode);
0038
0039   //! Returns the Geom_Line conversion mode.
0040   bool GetLineMode() const;
0041
0042   //! Sets mode for conversion Geom_Circle to bezier.
0043   void SetCircleMode(const bool mode);
0044
0045   //! Returns the Geom_Circle conversion mode.
0046   bool GetCircleMode() const;
0047
0048   //! Returns the Geom_Conic conversion mode.
0049   void SetConicMode(const bool mode);
0050
0051   //! Performs converting and computes the resulting shape.
0052   bool GetConicMode() const;
0053
0054   //! Converts curve into a list of beziers, and stores the
0055   //! splitting parameters on original curve.
0056   Standard_EXPORT void Compute() override;
0057
0058   //! Splits a list of beziers computed by Compute method according
0059   //! the split values and splitting parameters.
0060   Standard_EXPORT void Build(const bool Segment) override;
0061
0062   //! Returns the list of split parameters in original curve parametrisation.
0063   Standard_EXPORT occ::handle<NCollection_HSequence<double>> SplitParams() const;
0064
0065   DEFINE_STANDARD_RTTIEXT(ShapeUpgrade_ConvertCurve3dToBezier, ShapeUpgrade_SplitCurve3d)
0066
0067 private:
0068   //! Returns the list of bezier curves correspondent to original
0069   //! curve.
0070   Standard_EXPORT occ::handle<NCollection_HSequence<occ::handle<Geom_Curve>>> Segments() const;
0071
0072   occ::handle<NCollection_HSequence<occ::handle<Geom_Curve>>> mySegments;
0073   occ::handle<NCollection_HSequence<double>>                  mySplitParams;
0074   bool                                                        myLineMode;
0075   bool                                                        myCircleMode;
0076   bool                                                        myConicMode;
0077 };
0078
0079 #include <ShapeUpgrade_ConvertCurve3dToBezier.lxx>
0080
0081 #endif // _ShapeUpgrade_ConvertCurve3dToBezier_HeaderFile