0026961: Recover possibility to read files in old persistence format
[occt.git] / src / ShapePersistent / ShapePersistent_Geom2d_Curve.cxx
1 // Copyright (c) 2015 OPEN CASCADE SAS
2 //
3 // This file is part of Open CASCADE Technology software library.
4 //
5 // This library is free software; you can redistribute it and/or modify it under
6 // the terms of the GNU Lesser General Public License version 2.1 as published
7 // by the Free Software Foundation, with special exception defined in the file
8 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
9 // distribution for complete text of the license and disclaimer of any warranty.
10 //
11 // Alternatively, this file may be used under the terms of Open CASCADE
12 // commercial license or contractual agreement.
13
14 #include <ShapePersistent_Geom2d_Curve.hxx>
15
16 #include <Geom2d_BezierCurve.hxx>
17 #include <Geom2d_BSplineCurve.hxx>
18 #include <Geom2d_TrimmedCurve.hxx>
19 #include <Geom2d_OffsetCurve.hxx>
20
21
22 Handle(Geom2d_Curve) ShapePersistent_Geom2d_Curve::pBezier::Import() const
23 {
24   if (myPoles.IsNull())
25     return NULL;
26
27   if (myRational)
28   {
29     if (myWeights.IsNull())
30       return NULL;
31     return new Geom2d_BezierCurve (*myPoles->Array(), *myWeights->Array());
32   }
33   else
34     return new Geom2d_BezierCurve (*myPoles->Array());
35 }
36
37 Handle(Geom2d_Curve) ShapePersistent_Geom2d_Curve::pBSpline::Import() const
38 {
39   if (myPoles.IsNull() || myKnots.IsNull() || myMultiplicities.IsNull())
40     return NULL;
41
42   if (myRational)
43   {
44     if (myWeights.IsNull())
45       return NULL;
46
47     return new Geom2d_BSplineCurve (*myPoles->Array(),
48                                     *myWeights->Array(),
49                                     *myKnots->Array(),
50                                     *myMultiplicities->Array(),
51                                     mySpineDegree,
52                                     myPeriodic);
53   }
54   else
55     return new Geom2d_BSplineCurve (*myPoles->Array(),
56                                     *myKnots->Array(),
57                                     *myMultiplicities->Array(),
58                                     mySpineDegree,
59                                     myPeriodic);
60 }
61
62 Handle(Geom2d_Curve) ShapePersistent_Geom2d_Curve::pTrimmed::Import() const
63 {
64   if (myBasisCurve.IsNull())
65     return NULL;
66
67   return new Geom2d_TrimmedCurve (myBasisCurve->Import(), myFirstU, myLastU);
68 }
69
70 Handle(Geom2d_Curve) ShapePersistent_Geom2d_Curve::pOffset::Import() const
71 {
72   if (myBasisCurve.IsNull())
73     return NULL;
74
75   return new Geom2d_OffsetCurve (myBasisCurve->Import(), myOffsetValue);
76 }