0031642: Visualization - crash in Graphic3d_Structure::SetVisual() on redisplaying...
[occt.git] / src / RWStepGeom / RWStepGeom_RWSurfacePatch.cxx
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973c2be1 1// Copyright (c) 1999-2014 OPEN CASCADE SAS
b311480e 2//
973c2be1 3// This file is part of Open CASCADE Technology software library.
b311480e 4//
d5f74e42 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
973c2be1 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.
b311480e 10//
973c2be1 11// Alternatively, this file may be used under the terms of Open CASCADE
12// commercial license or contractual agreement.
7fd59977 13
7fd59977 14
42cf5bc1 15#include <Interface_Check.hxx>
7fd59977 16#include <Interface_EntityIterator.hxx>
42cf5bc1 17#include <RWStepGeom_RWSurfacePatch.hxx>
18#include <StepData_StepReaderData.hxx>
19#include <StepData_StepWriter.hxx>
20#include <StepGeom_BoundedSurface.hxx>
7fd59977 21#include <StepGeom_SurfacePatch.hxx>
42cf5bc1 22#include <StepGeom_TransitionCode.hxx>
7fd59977 23#include <TCollection_AsciiString.hxx>
24
7fd59977 25// --- Enum : TransitionCode ---
26static TCollection_AsciiString tcDiscontinuous(".DISCONTINUOUS.");
27static TCollection_AsciiString tcContSameGradientSameCurvature(".CONT_SAME_GRADIENT_SAME_CURVATURE.");
28static TCollection_AsciiString tcContSameGradient(".CONT_SAME_GRADIENT.");
29static TCollection_AsciiString tcContinuous(".CONTINUOUS.");
30
31RWStepGeom_RWSurfacePatch::RWStepGeom_RWSurfacePatch () {}
32
33void RWStepGeom_RWSurfacePatch::ReadStep
34(const Handle(StepData_StepReaderData)& data,
35 const Standard_Integer num,
36 Handle(Interface_Check)& ach,
37 const Handle(StepGeom_SurfacePatch)& ent) const
38{
39
40
41 // --- Number of Parameter Control ---
42
43 if (!data->CheckNbParams(num,5,ach,"surface_patch")) return;
44
45 // --- own field : parentSurface ---
46
47 Handle(StepGeom_BoundedSurface) aParentSurface;
48 //szv#4:S4163:12Mar99 `Standard_Boolean stat1 =` not needed
49 data->ReadEntity(num, 1,"parent_surface", ach, STANDARD_TYPE(StepGeom_BoundedSurface), aParentSurface);
50
51 // --- own field : uTransition ---
52
53 StepGeom_TransitionCode aUTransition = StepGeom_tcDiscontinuous;
54 if (data->ParamType(num,2) == Interface_ParamEnum) {
55 Standard_CString text = data->ParamCValue(num,2);
56 if (tcDiscontinuous.IsEqual(text)) aUTransition = StepGeom_tcDiscontinuous;
57 else if (tcContSameGradientSameCurvature.IsEqual(text)) aUTransition = StepGeom_tcContSameGradientSameCurvature;
58 else if (tcContSameGradient.IsEqual(text)) aUTransition = StepGeom_tcContSameGradient;
59 else if (tcContinuous.IsEqual(text)) aUTransition = StepGeom_tcContinuous;
60 else ach->AddFail("Enumeration transition_code has not an allowed value");
61 }
62 else ach->AddFail("Parameter #2 (u_transition) is not an enumeration");
63
64 // --- own field : vTransition ---
65
66 StepGeom_TransitionCode aVTransition = StepGeom_tcDiscontinuous;
67 if (data->ParamType(num,3) == Interface_ParamEnum) {
68 Standard_CString text = data->ParamCValue(num,3);
69 if (tcDiscontinuous.IsEqual(text)) aVTransition = StepGeom_tcDiscontinuous;
70 else if (tcContSameGradientSameCurvature.IsEqual(text)) aVTransition = StepGeom_tcContSameGradientSameCurvature;
71 else if (tcContSameGradient.IsEqual(text)) aVTransition = StepGeom_tcContSameGradient;
72 else if (tcContinuous.IsEqual(text)) aVTransition = StepGeom_tcContinuous;
73 else ach->AddFail("Enumeration transition_code has not an allowed value");
74 }
75 else ach->AddFail("Parameter #3 (v_transition) is not an enumeration");
76
77 // --- own field : uSense ---
78
79 Standard_Boolean aUSense;
80 //szv#4:S4163:12Mar99 `Standard_Boolean stat4 =` not needed
81 data->ReadBoolean (num,4,"u_sense",ach,aUSense);
82
83 // --- own field : vSense ---
84
85 Standard_Boolean aVSense;
86 //szv#4:S4163:12Mar99 `Standard_Boolean stat5 =` not needed
87 data->ReadBoolean (num,5,"v_sense",ach,aVSense);
88
89 //--- Initialisation of the read entity ---
90
91
92 ent->Init(aParentSurface, aUTransition, aVTransition, aUSense, aVSense);
93}
94
95
96void RWStepGeom_RWSurfacePatch::WriteStep
97(StepData_StepWriter& SW,
98 const Handle(StepGeom_SurfacePatch)& ent) const
99{
100
101 // --- own field : parentSurface ---
102
103 SW.Send(ent->ParentSurface());
104
105 // --- own field : uTransition ---
106
107 switch(ent->UTransition()) {
108 case StepGeom_tcDiscontinuous : SW.SendEnum (tcDiscontinuous); break;
109 case StepGeom_tcContSameGradientSameCurvature : SW.SendEnum (tcContSameGradientSameCurvature); break;
110 case StepGeom_tcContSameGradient : SW.SendEnum (tcContSameGradient); break;
111 case StepGeom_tcContinuous : SW.SendEnum (tcContinuous); break;
112 }
113
114 // --- own field : vTransition ---
115
116 switch(ent->VTransition()) {
117 case StepGeom_tcDiscontinuous : SW.SendEnum (tcDiscontinuous); break;
118 case StepGeom_tcContSameGradientSameCurvature : SW.SendEnum (tcContSameGradientSameCurvature); break;
119 case StepGeom_tcContSameGradient : SW.SendEnum (tcContSameGradient); break;
120 case StepGeom_tcContinuous : SW.SendEnum (tcContinuous); break;
121 }
122
123 // --- own field : uSense ---
124
125 SW.SendBoolean(ent->USense());
126
127 // --- own field : vSense ---
128
129 SW.SendBoolean(ent->VSense());
130}
131
132
133void RWStepGeom_RWSurfacePatch::Share(const Handle(StepGeom_SurfacePatch)& ent, Interface_EntityIterator& iter) const
134{
135
136 iter.GetOneItem(ent->ParentSurface());
137}
138