0031668: Visualization - WebGL sample doesn't work on Emscripten 1.39
[occt.git] / src / RWStepShape / RWStepShape_RWLoopAndPath.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 <RWStepShape_RWLoopAndPath.hxx>
18#include <StepData_StepReaderData.hxx>
19#include <StepData_StepWriter.hxx>
20#include <StepShape_HArray1OfOrientedEdge.hxx>
21#include <StepShape_Loop.hxx>
7fd59977 22#include <StepShape_LoopAndPath.hxx>
42cf5bc1 23#include <StepShape_OrientedEdge.hxx>
24#include <StepShape_Path.hxx>
7fd59977 25
26RWStepShape_RWLoopAndPath::RWStepShape_RWLoopAndPath () {}
27
28void RWStepShape_RWLoopAndPath::ReadStep
29 (const Handle(StepData_StepReaderData)& data,
30 const Standard_Integer num0,
31 Handle(Interface_Check)& ach,
32 const Handle(StepShape_LoopAndPath)& ent) const
33{
34
35 Standard_Integer num = num0;
36
37
38 // --- Instance of plex componant Loop ---
39
40 if (!data->CheckNbParams(num,0,ach,"loop")) return;
41
42 num = data->NextForComplex(num);
43
44 // --- Instance of plex componant Path ---
45
46 if (!data->CheckNbParams(num,1,ach,"path")) return;
47
48 // --- field : edgeList ---
49
50 Handle(StepShape_HArray1OfOrientedEdge) aEdgeList;
51 Handle(StepShape_OrientedEdge) anent1;
52 Standard_Integer nsub1;
53 if (data->ReadSubList (num,1,"edge_list",ach,nsub1)) {
54 Standard_Integer nb1 = data->NbParams(nsub1);
55 aEdgeList = new StepShape_HArray1OfOrientedEdge (1, nb1);
56 for (Standard_Integer i1 = 1; i1 <= nb1; i1 ++) {
57 //szv#4:S4163:12Mar99 `Standard_Boolean stat1 =` not needed
58 if (data->ReadEntity (nsub1, i1,"oriented_edge", ach, STANDARD_TYPE(StepShape_OrientedEdge), anent1))
59 aEdgeList->SetValue(i1, anent1);
60 }
61 }
62
63 num = data->NextForComplex(num);
64
65 // --- Instance of plex componant RepresentationItem ---
66
67 if (!data->CheckNbParams(num,1,ach,"representation_item")) return;
68
69 // --- field : name ---
70
71 Handle(TCollection_HAsciiString) aName;
72 //szv#4:S4163:12Mar99 `Standard_Boolean stat2 =` not needed
73 data->ReadString (num,1,"name",ach,aName);
74
75 num = data->NextForComplex(num);
76
77 // --- Instance of common supertype TopologicalRepresentationItem ---
78
79 if (!data->CheckNbParams(num,0,ach,"topological_representation_item")) return;
80
81 //--- Initialisation of the red entity ---
82
83 ent->Init(aName,aEdgeList);
84}
85
86
87void RWStepShape_RWLoopAndPath::WriteStep
88 (StepData_StepWriter& SW,
89 const Handle(StepShape_LoopAndPath)& ent) const
90{
91
92 // --- Instance of plex componant Loop ---
93
94 SW.StartEntity("LOOP");
95
96 // --- Instance of plex componant Path ---
97
98 SW.StartEntity("PATH");
99 // --- field : edgeList ---
100
101 SW.OpenSub();
102 for (Standard_Integer i1 = 1; i1 <= ent->NbEdgeList(); i1 ++) {
103 SW.Send(ent->EdgeListValue(i1));
104 }
105 SW.CloseSub();
106
107 // --- Instance of plex componant RepresentationItem ---
108
109 SW.StartEntity("REPRESENTATION_ITEM");
110 // --- field : name ---
111
112 SW.Send(ent->Name());
113
114 // --- Instance of common supertype TopologicalRepresentationItem ---
115
116 SW.StartEntity("TOPOLOGICAL_REPRESENTATION_ITEM");
117}
118
119
120void RWStepShape_RWLoopAndPath::Share(const Handle(StepShape_LoopAndPath)& ent, Interface_EntityIterator& iter) const
121{
122
123 Standard_Integer nbElem1 = ent->NbEdgeList();
124 for (Standard_Integer is1=1; is1<=nbElem1; is1 ++) {
125 iter.GetOneItem(ent->EdgeListValue(is1));
126 }
127
128}
129