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1 | // Created on: 1997-04-23 |
| 2 | // Created by: Alexander BRIVIN |
| 3 | // Copyright (c) 1997-1999 Matra Datavision |
| 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
| 5 | // |
| 6 | // This file is part of Open CASCADE Technology software library. |
| 7 | // |
| 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. |
| 13 | // |
| 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | // commercial license or contractual agreement. |
| 16 | |
| 17 | #ifndef _VrmlConverter_Curve_HeaderFile |
| 18 | #define _VrmlConverter_Curve_HeaderFile |
| 19 | |
| 20 | #include <Standard.hxx> |
| 21 | #include <Standard_DefineAlloc.hxx> |
| 22 | #include <Standard_Handle.hxx> |
| 23 | |
| 24 | #include <Standard_OStream.hxx> |
| 25 | #include <Standard_Real.hxx> |
| 26 | #include <Standard_Integer.hxx> |
| 27 | class Adaptor3d_Curve; |
| 28 | class VrmlConverter_Drawer; |
| 29 | |
| 30 | |
| 31 | //! Curve - computes the presentation of objects to be |
| 32 | //! seen as curves (the computation will be made |
| 33 | //! with a constant number of points), converts this one |
| 34 | //! into VRML objects and writes (adds) them into |
| 35 | //! anOStream. All requested properties of the |
| 36 | //! representation are specify in aDrawer of Drawer |
| 37 | //! class (VrmlConverter). |
| 38 | //! This kind of the presentation is converted into |
| 39 | //! IndexedLineSet ( VRML ). |
| 40 | class VrmlConverter_Curve |
| 41 | { |
| 42 | public: |
| 43 | |
| 44 | DEFINE_STANDARD_ALLOC |
| 45 | |
| 46 | |
| 47 | //! adds to the OStream the drawing of the curve aCurve. |
| 48 | //! The aspect is defined by LineAspect in aDrawer. |
| 49 | Standard_EXPORT static void Add (const Adaptor3d_Curve& aCurve, const Handle(VrmlConverter_Drawer)& aDrawer, Standard_OStream& anOStream); |
| 50 | |
| 51 | //! adds to the OStream the drawing of the curve aCurve. |
| 52 | //! The aspect is defined by LineAspect in aDrawer. |
| 53 | //! The drawing will be limited between the points of parameter |
| 54 | //! U1 and U2. |
| 55 | Standard_EXPORT static void Add (const Adaptor3d_Curve& aCurve, const Standard_Real U1, const Standard_Real U2, const Handle(VrmlConverter_Drawer)& aDrawer, Standard_OStream& anOStream); |
| 56 | |
| 57 | //! adds to the OStream the drawing of the curve aCurve. |
| 58 | //! The aspect is the current aspect. |
| 59 | //! The drawing will be limited between the points of parameter |
| 60 | //! U1 and U2. aNbPoints defines number of points on one interval. |
| 61 | Standard_EXPORT static void Add (const Adaptor3d_Curve& aCurve, const Standard_Real U1, const Standard_Real U2, Standard_OStream& anOStream, const Standard_Integer aNbPoints); |
| 62 | |
| 63 | |
| 64 | |
| 65 | |
| 66 | protected: |
| 67 | |
| 68 | |
| 69 | |
| 70 | |
| 71 | |
| 72 | private: |
| 73 | |
| 74 | |
| 75 | |
| 76 | |
| 77 | |
| 78 | }; |
| 79 | |
| 80 | |
| 81 | |
| 82 | |
| 83 | |
| 84 | |
| 85 | |
| 86 | #endif // _VrmlConverter_Curve_HeaderFile |
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