0031642: Visualization - crash in Graphic3d_Structure::SetVisual() on redisplaying...
[occt.git] / src / RWStepGeom / RWStepGeom_RWBoundaryCurve.cxx
1 // Copyright (c) 1999-2014 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
15 #include <Interface_Check.hxx>
16 #include <Interface_EntityIterator.hxx>
17 #include <RWStepGeom_RWBoundaryCurve.hxx>
18 #include <StepData_Logical.hxx>
19 #include <StepData_StepReaderData.hxx>
20 #include <StepData_StepWriter.hxx>
21 #include <StepGeom_BoundaryCurve.hxx>
22 #include <StepGeom_CompositeCurveSegment.hxx>
23 #include <StepGeom_HArray1OfCompositeCurveSegment.hxx>
24
25 RWStepGeom_RWBoundaryCurve::RWStepGeom_RWBoundaryCurve () {}
26
27 void RWStepGeom_RWBoundaryCurve::ReadStep
28         (const Handle(StepData_StepReaderData)& data,
29          const Standard_Integer num,
30          Handle(Interface_Check)& ach,
31          const Handle(StepGeom_BoundaryCurve)& ent) const
32 {
33
34
35         // --- Number of Parameter Control ---
36
37         if (!data->CheckNbParams(num,3,ach,"boundary_curve")) return;
38
39         // --- inherited field : name ---
40
41         Handle(TCollection_HAsciiString) aName;
42         //szv#4:S4163:12Mar99 `Standard_Boolean stat1 =` not needed
43         data->ReadString (num,1,"name",ach,aName);
44
45         // --- inherited field : segments ---
46
47         Handle(StepGeom_HArray1OfCompositeCurveSegment) aSegments;
48         Handle(StepGeom_CompositeCurveSegment) anent2;
49         Standard_Integer nsub2;
50         if (data->ReadSubList (num,2,"segments",ach,nsub2)) {
51           Standard_Integer nb2 = data->NbParams(nsub2);
52           aSegments = new StepGeom_HArray1OfCompositeCurveSegment (1, nb2);
53           for (Standard_Integer i2 = 1; i2 <= nb2; i2 ++) {
54             //szv#4:S4163:12Mar99 `Standard_Boolean stat2 =` not needed
55             if (data->ReadEntity (nsub2, i2,"composite_curve_segment", ach,
56                                   STANDARD_TYPE(StepGeom_CompositeCurveSegment), anent2))
57               aSegments->SetValue(i2, anent2);
58           }
59         }
60
61         // --- inherited field : selfIntersect ---
62
63         StepData_Logical aSelfIntersect;
64         //szv#4:S4163:12Mar99 `Standard_Boolean stat3 =` not needed
65         data->ReadLogical (num,3,"self_intersect",ach,aSelfIntersect);
66
67         //--- Initialisation of the read entity ---
68
69
70         ent->Init(aName, aSegments, aSelfIntersect);
71 }
72
73
74 void RWStepGeom_RWBoundaryCurve::WriteStep
75         (StepData_StepWriter& SW,
76          const Handle(StepGeom_BoundaryCurve)& ent) const
77 {
78
79         // --- inherited field name ---
80
81         SW.Send(ent->Name());
82
83         // --- inherited field segments ---
84
85         SW.OpenSub();
86         for (Standard_Integer i2 = 1;  i2 <= ent->NbSegments();  i2 ++) {
87           SW.Send(ent->SegmentsValue(i2));
88         }
89         SW.CloseSub();
90
91         // --- inherited field selfIntersect ---
92
93         SW.SendLogical(ent->SelfIntersect());
94 }
95
96
97 void RWStepGeom_RWBoundaryCurve::Share(const Handle(StepGeom_BoundaryCurve)& ent, Interface_EntityIterator& iter) const
98 {
99
100         Standard_Integer nbElem1 = ent->NbSegments();
101         for (Standard_Integer is1=1; is1<=nbElem1; is1 ++) {
102           iter.GetOneItem(ent->SegmentsValue(is1));
103         }
104
105 }
106