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1 | // Created on: 2007-08-01 |
2 | // Created by: Alexander GRIGORIEV |
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3 | // Copyright (c) 2007-2014 OPEN CASCADE SAS |
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4 | // |
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5 | // This file is part of Open CASCADE Technology software library. |
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6 | // |
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7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
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12 | // |
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13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
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15 | |
16 | #include <VrmlData_WorldInfo.hxx> |
17 | #include <VrmlData_Scene.hxx> |
18 | #include <VrmlData_InBuffer.hxx> |
19 | |
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20 | IMPLEMENT_STANDARD_RTTIEXT(VrmlData_WorldInfo,VrmlData_Node) |
21 | |
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22 | #ifdef _MSC_VER |
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23 | #define _CRT_SECURE_NO_DEPRECATE |
24 | #pragma warning (disable:4996) |
25 | #endif |
26 | |
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27 | |
28 | //======================================================================= |
29 | //function : VrmlData_WorldInfo::VrmlData_WorldInfo |
30 | //purpose : Constructor |
31 | //======================================================================= |
32 | |
33 | VrmlData_WorldInfo::VrmlData_WorldInfo (const VrmlData_Scene& theScene, |
34 | const char * theName, |
35 | const char * theTitle) |
36 | : VrmlData_Node (theScene, theName), |
37 | myInfo (theScene.Allocator()) |
38 | { |
39 | SetTitle (theTitle); |
40 | } |
41 | |
42 | //======================================================================= |
43 | //function : SetTitle |
44 | //purpose : Set or modify the title. |
45 | //======================================================================= |
46 | |
47 | void VrmlData_WorldInfo::SetTitle (const char * theString) |
48 | { |
49 | if (theString == 0L) |
50 | myTitle = 0L; |
51 | else { |
52 | const size_t len = strlen (theString) + 1; |
53 | if (len == 1) |
54 | myTitle = 0L; |
55 | else { |
56 | myTitle = static_cast <const char *>(Scene().Allocator()->Allocate(len)); |
57 | memcpy (const_cast<char *> (myTitle), theString, len); |
58 | } |
59 | } |
60 | } |
61 | |
62 | //======================================================================= |
63 | //function : AddInfo |
64 | //purpose : Add a string to the list of info strings. |
65 | //======================================================================= |
66 | |
67 | void VrmlData_WorldInfo::AddInfo (const char * theString) |
68 | { |
69 | if (theString != 0L) |
70 | if (* theString != '\0') { |
71 | const size_t len = strlen (theString) + 1; |
72 | char * aStr = static_cast <char *>(Scene().Allocator()->Allocate(len)); |
73 | memcpy (aStr, theString, len); |
74 | myInfo.Append (aStr); |
75 | } |
76 | } |
77 | |
78 | //======================================================================= |
79 | //function : Clone |
80 | //purpose : Create a copy of this node |
81 | //======================================================================= |
82 | |
83 | Handle(VrmlData_Node) VrmlData_WorldInfo::Clone |
84 | (const Handle(VrmlData_Node)& theOther) const |
85 | { |
86 | Handle(VrmlData_WorldInfo) aResult = |
87 | Handle(VrmlData_WorldInfo)::DownCast (VrmlData_Node::Clone(theOther)); |
88 | if (aResult.IsNull()) |
89 | aResult = |
90 | new VrmlData_WorldInfo (theOther.IsNull() ? Scene() : theOther->Scene(), |
91 | Name()); |
92 | |
93 | if (&aResult->Scene() == &Scene()) { |
94 | aResult->myTitle = myTitle; |
95 | aResult->myInfo = myInfo; |
96 | } else { |
97 | aResult->SetTitle (myTitle); |
98 | NCollection_List <const char *>::Iterator anIter (myInfo); |
99 | for (; anIter.More(); anIter.Next()) |
100 | aResult->AddInfo (anIter.Value()); |
101 | } |
102 | return aResult; |
103 | } |
104 | |
105 | //======================================================================= |
106 | //function : Read |
107 | //purpose : Read the Node from input stream. |
108 | //======================================================================= |
109 | |
110 | VrmlData_ErrorStatus VrmlData_WorldInfo::Read (VrmlData_InBuffer& theBuffer) |
111 | { |
112 | VrmlData_ErrorStatus aStatus; |
113 | while (OK(aStatus, VrmlData_Scene::ReadLine(theBuffer))) { |
114 | |
115 | if (VRMLDATA_LCOMPARE (theBuffer.LinePtr, "title")) { |
116 | TCollection_AsciiString aTitleString; |
117 | if (OK (aStatus, ReadString (theBuffer, aTitleString))) |
118 | SetTitle (aTitleString.ToCString()); |
119 | |
120 | } else if (VRMLDATA_LCOMPARE (theBuffer.LinePtr, "info")) { |
121 | NCollection_List<TCollection_AsciiString> lstInfo; |
122 | if (OK (aStatus, ReadMultiString (theBuffer, lstInfo))) { |
123 | NCollection_List<TCollection_AsciiString>::Iterator anIter (lstInfo); |
124 | for (; anIter.More(); anIter.Next()) |
125 | AddInfo (anIter.Value().ToCString()); |
126 | } |
127 | } else |
128 | break; |
129 | } |
130 | |
131 | // Read the terminating (closing) brace |
132 | if (OK(aStatus)) |
133 | aStatus = readBrace (theBuffer); |
134 | return aStatus; |
135 | } |
136 | |
137 | //======================================================================= |
138 | //function : Write |
139 | //purpose : Write the Node to the Scene output. |
140 | //======================================================================= |
141 | |
142 | VrmlData_ErrorStatus VrmlData_WorldInfo::Write (const char * thePrefix) const |
143 | { |
144 | VrmlData_ErrorStatus aStatus (VrmlData_StatusOK); |
145 | const VrmlData_Scene& aScene = Scene(); |
146 | static char header[] = "WorldInfo {"; |
147 | if (aScene.IsDummyWrite() == Standard_False && |
148 | OK (aStatus, aScene.WriteLine (thePrefix, header, GlobalIndent()))) |
149 | { |
150 | char buf[4096]; |
151 | if (myTitle) { |
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152 | Sprintf (buf, "title \"%s\"", myTitle); |
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153 | aStatus = aScene.WriteLine (buf); |
154 | } |
155 | |
156 | if (myInfo.IsEmpty() == Standard_False && OK(aStatus)) { |
157 | if (OK (aStatus, aScene.WriteLine ("info [", 0L, GlobalIndent()))) { |
158 | NCollection_List<const char *>::Iterator anIter (myInfo); |
159 | while (anIter.More()) { |
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160 | Sprintf (buf, "\"%s\"", anIter.Value()); |
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161 | anIter.Next(); |
162 | if (anIter.More()) |
163 | aStatus = aScene.WriteLine (buf, ","); |
164 | else |
165 | aStatus = aScene.WriteLine (buf); |
166 | } |
167 | } |
168 | aStatus = aScene.WriteLine ("]", 0L, -GlobalIndent()); |
169 | } |
170 | |
171 | aStatus = WriteClosing(); |
172 | } |
173 | return aStatus; |
174 | } |
175 | |
176 | //======================================================================= |
177 | //function : IsDefault |
178 | //purpose : |
179 | //======================================================================= |
180 | |
181 | Standard_Boolean VrmlData_WorldInfo::IsDefault() const |
182 | { |
183 | return (myTitle == 0L && myInfo.IsEmpty()); |
184 | } |