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1 | // Created on: 1998-03-12 |
2 | // Created by: Pierre BARRAS |
3 | // Copyright (c) 1998-1999 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 _ShapeUpgrade_SplitCurve_HeaderFile |
18 | #define _ShapeUpgrade_SplitCurve_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_Type.hxx> |
22 | |
23 | #include <TColStd_HSequenceOfReal.hxx> |
24 | #include <Standard_Integer.hxx> |
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25 | #include <Standard_Transient.hxx> |
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26 | #include <Standard_Real.hxx> |
27 | #include <Standard_Boolean.hxx> |
28 | #include <ShapeExtend_Status.hxx> |
29 | |
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30 | // resolve name collisions with X11 headers |
31 | #ifdef Status |
32 | #undef Status |
33 | #endif |
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34 | |
35 | class ShapeUpgrade_SplitCurve; |
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36 | DEFINE_STANDARD_HANDLE(ShapeUpgrade_SplitCurve, Standard_Transient) |
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37 | |
38 | //! Splits a curve with a criterion. |
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39 | class ShapeUpgrade_SplitCurve : public Standard_Transient |
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40 | { |
41 | |
42 | public: |
43 | |
44 | |
45 | //! Empty constructor. |
46 | Standard_EXPORT ShapeUpgrade_SplitCurve(); |
47 | |
48 | //! Initializes with curve first and last parameters. |
49 | Standard_EXPORT void Init (const Standard_Real First, const Standard_Real Last); |
50 | |
51 | //! Sets the parameters where splitting has to be done. |
52 | Standard_EXPORT void SetSplitValues (const Handle(TColStd_HSequenceOfReal)& SplitValues); |
53 | |
54 | //! If Segment is True, the result is composed with |
55 | //! segments of the curve bounded by the SplitValues. If |
56 | //! Segment is False, the result is composed with trimmed |
57 | //! Curves all based on the same complete curve. |
58 | Standard_EXPORT virtual void Build (const Standard_Boolean Segment); |
59 | |
60 | //! returns all the splitting values including the |
61 | //! First and Last parameters of the input curve |
62 | //! Merges input split values and new ones into myGlobalKnots |
63 | Standard_EXPORT const Handle(TColStd_HSequenceOfReal)& SplitValues() const; |
64 | |
65 | //! Calculates points for correction/splitting of the curve |
66 | Standard_EXPORT virtual void Compute(); |
67 | |
68 | //! Performs correction/splitting of the curve. |
69 | //! First defines splitting values by method Compute(), then calls method Build(). |
70 | Standard_EXPORT void Perform (const Standard_Boolean Segment = Standard_True); |
71 | |
72 | //! Returns the status |
73 | //! OK - no splitting is needed |
74 | //! DONE1 - splitting required and gives more than one segment |
75 | //! DONE2 - splitting is required, but gives only one segment (initial) |
76 | //! DONE3 - geometric form of the curve or parametrisation is modified |
77 | Standard_EXPORT Standard_Boolean Status (const ShapeExtend_Status status) const; |
78 | |
79 | |
80 | |
81 | |
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82 | DEFINE_STANDARD_RTTIEXT(ShapeUpgrade_SplitCurve,Standard_Transient) |
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83 | |
84 | protected: |
85 | |
86 | |
87 | Handle(TColStd_HSequenceOfReal) mySplitValues; |
88 | Standard_Integer myNbCurves; |
89 | Standard_Integer myStatus; |
90 | |
91 | |
92 | private: |
93 | |
94 | |
95 | |
96 | |
97 | }; |
98 | |
99 | |
100 | |
101 | |
102 | |
103 | |
104 | |
105 | #endif // _ShapeUpgrade_SplitCurve_HeaderFile |