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0001 // Created on: 1995-08-04
0002 // Created by: Modelistation
0003 // Copyright (c) 1995-1999 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 _StdPrs_Curve_HeaderFile
0018 #define _StdPrs_Curve_HeaderFile
0019 
0020 #include <Prs3d_Root.hxx>
0021 #include <Prs3d_Drawer.hxx>
0022 #include <gp_Pnt.hxx>
0023 #include <NCollection_Sequence.hxx>
0024 
0025 class Adaptor3d_Curve;
0026 
0027 //! A framework to define display of lines, arcs of circles
0028 //! and conic sections.
0029 //! This is done with a fixed number of points, which can be modified.
0030 class StdPrs_Curve : public Prs3d_Root
0031 {
0032 public:
0033   DEFINE_STANDARD_ALLOC
0034 
0035   //! Adds to the presentation aPresentation the drawing of the curve aCurve.
0036   //! The aspect is defined by LineAspect in aDrawer.
0037   //! If drawCurve equals false the curve will not be displayed,
0038   //! it is used if the curve is a part of some shape and PrimitiveArray
0039   //! visualization approach is activated (it is activated by default).
0040   Standard_EXPORT static void Add(const occ::handle<Prs3d_Presentation>& aPresentation,
0041                                   const Adaptor3d_Curve&                 aCurve,
0042                                   const occ::handle<Prs3d_Drawer>&       aDrawer,
0043                                   const bool                             drawCurve = true);
0044 
0045   //! Adds to the presentation aPresentation the drawing of the curve aCurve.
0046   //! The aspect is defined by LineAspect in aDrawer.
0047   //! The drawing will be limited between the points of parameter U1 and U2.
0048   //! If drawCurve equals false the curve will not be displayed,
0049   //! it is used if the curve is a part of some shape and PrimitiveArray
0050   //! visualization approach is activated (it is activated by default).
0051   Standard_EXPORT static void Add(const occ::handle<Prs3d_Presentation>& aPresentation,
0052                                   const Adaptor3d_Curve&                 aCurve,
0053                                   const double                           U1,
0054                                   const double                           U2,
0055                                   const occ::handle<Prs3d_Drawer>&       aDrawer,
0056                                   const bool                             drawCurve = true);
0057 
0058   //! adds to the presentation aPresentation the drawing of the curve aCurve.
0059   //! The aspect is the current aspect.
0060   //! aDeflection is used in the circle case.
0061   //! Points give a sequence of curve points.
0062   //! If drawCurve equals false the curve will not be displayed,
0063   //! it is used if the curve is a part of some shape and PrimitiveArray
0064   //! visualization approach is activated (it is activated by default).
0065   Standard_EXPORT static void Add(const occ::handle<Prs3d_Presentation>& aPresentation,
0066                                   const Adaptor3d_Curve&                 aCurve,
0067                                   const occ::handle<Prs3d_Drawer>&       aDrawer,
0068                                   NCollection_Sequence<gp_Pnt>&          Points,
0069                                   const bool                             drawCurve = true);
0070 
0071   //! adds to the presentation aPresentation the drawing of the curve
0072   //! aCurve.
0073   //! The aspect is the current aspect.
0074   //! The drawing will be limited between the points of parameter
0075   //! U1 and U2.
0076   //! aDeflection is used in the circle case.
0077   //! Points give a sequence of curve points.
0078   //! If drawCurve equals false the curve will not be displayed,
0079   //! it is used if the curve is a part of some shape and PrimitiveArray
0080   //! visualization approach is activated (it is activated by default).
0081   Standard_EXPORT static void Add(const occ::handle<Prs3d_Presentation>& aPresentation,
0082                                   const Adaptor3d_Curve&                 aCurve,
0083                                   const double                           U1,
0084                                   const double                           U2,
0085                                   NCollection_Sequence<gp_Pnt>&          Points,
0086                                   const int                              aNbPoints = 30,
0087                                   const bool                             drawCurve = true);
0088 
0089   //! returns true if the distance between the point (X,Y,Z) and the
0090   //! drawing of the curve is less than aDistance.
0091   Standard_EXPORT static bool Match(const double                     X,
0092                                     const double                     Y,
0093                                     const double                     Z,
0094                                     const double                     aDistance,
0095                                     const Adaptor3d_Curve&           aCurve,
0096                                     const occ::handle<Prs3d_Drawer>& aDrawer);
0097 
0098   //! returns true if the distance between the point (X,Y,Z) and the
0099   //! drawing of the curve is less than aDistance.
0100   Standard_EXPORT static bool Match(const double           X,
0101                                     const double           Y,
0102                                     const double           Z,
0103                                     const double           aDistance,
0104                                     const Adaptor3d_Curve& aCurve,
0105                                     const double           aDeflection,
0106                                     const double           aLimit,
0107                                     const int              aNbPoints);
0108 
0109   //! returns true if the distance between the point (X,Y,Z) and the
0110   //! drawing of the curve aCurve is less than aDistance.
0111   //! The drawing is considered between the points
0112   //! of parameter U1 and U2;
0113   Standard_EXPORT static bool Match(const double                     X,
0114                                     const double                     Y,
0115                                     const double                     Z,
0116                                     const double                     aDistance,
0117                                     const Adaptor3d_Curve&           aCurve,
0118                                     const double                     U1,
0119                                     const double                     U2,
0120                                     const occ::handle<Prs3d_Drawer>& aDrawer);
0121 
0122   //! returns true if the distance between the point (X,Y,Z) and the
0123   //! drawing of the curve aCurve is less than aDistance.
0124   //! The drawing is considered between the points
0125   //! of parameter U1 and U2;
0126   Standard_EXPORT static bool Match(const double           X,
0127                                     const double           Y,
0128                                     const double           Z,
0129                                     const double           aDistance,
0130                                     const Adaptor3d_Curve& aCurve,
0131                                     const double           U1,
0132                                     const double           U2,
0133                                     const double           aDeflection,
0134                                     const int              aNbPoints);
0135 };
0136 
0137 #endif // _StdPrs_Curve_HeaderFile