b311480e |
1 | // Created on: 2007-05-29 |
2 | // Created by: Vlad Romashko |
973c2be1 |
3 | // Copyright (c) 2007-2014 OPEN CASCADE SAS |
b311480e |
4 | // |
973c2be1 |
5 | // This file is part of Open CASCADE Technology software library. |
b311480e |
6 | // |
d5f74e42 |
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 |
973c2be1 |
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. |
b311480e |
12 | // |
973c2be1 |
13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
7fd59977 |
15 | |
42cf5bc1 |
16 | |
17 | #include <Standard_GUID.hxx> |
18 | #include <Standard_Type.hxx> |
19 | #include <TDataStd_ByteArray.hxx> |
7fd59977 |
20 | #include <TDataStd_DeltaOnModificationOfByteArray.hxx> |
42cf5bc1 |
21 | #include <TDF_Attribute.hxx> |
7fd59977 |
22 | #include <TDF_DefaultDeltaOnModification.hxx> |
42cf5bc1 |
23 | #include <TDF_DeltaOnModification.hxx> |
24 | #include <TDF_Label.hxx> |
25 | #include <TDF_RelocationTable.hxx> |
7fd59977 |
26 | |
27 | //======================================================================= |
28 | //function : GetID |
29 | //purpose : |
30 | //======================================================================= |
31 | const Standard_GUID& TDataStd_ByteArray::GetID() |
32 | { |
33 | static Standard_GUID TDataStd_ByteArrayID ("FD9B918F-2980-4c66-85E0-D71965475290"); |
34 | return TDataStd_ByteArrayID; |
35 | } |
36 | |
37 | //======================================================================= |
38 | //function : TDataStd_ByteArray |
39 | //purpose : Empty Constructor |
40 | //======================================================================= |
41 | TDataStd_ByteArray::TDataStd_ByteArray() : myIsDelta(Standard_False){} |
42 | |
43 | |
44 | //======================================================================= |
45 | //function : Init |
46 | //purpose : |
47 | //======================================================================= |
48 | void TDataStd_ByteArray::Init(const Standard_Integer lower, |
49 | const Standard_Integer upper) |
50 | { |
51 | Backup(); |
52 | |
53 | if (upper >= lower) |
54 | myValue = new TColStd_HArray1OfByte(lower, upper, 0x00); |
55 | } |
56 | |
57 | //======================================================================= |
58 | //function : Set |
59 | //purpose : |
60 | //======================================================================= |
61 | Handle(TDataStd_ByteArray) TDataStd_ByteArray::Set(const TDF_Label& label, |
62 | const Standard_Integer lower, |
63 | const Standard_Integer upper, |
64 | const Standard_Boolean isDelta) |
65 | { |
66 | Handle(TDataStd_ByteArray) A; |
67 | if (!label.FindAttribute (TDataStd_ByteArray::GetID(), A)) |
68 | { |
69 | A = new TDataStd_ByteArray; |
70 | A->Init (lower, upper); |
71 | A->SetDelta(isDelta); |
72 | label.AddAttribute(A); |
73 | } |
74 | return A; |
75 | } |
76 | |
77 | //======================================================================= |
78 | //function : SetValue |
79 | //purpose : |
80 | //======================================================================= |
81 | void TDataStd_ByteArray::SetValue (const Standard_Integer index, |
82 | const Standard_Byte value) |
83 | { |
fa13a85d |
84 | if (myValue.IsNull()) |
85 | return; |
7fd59977 |
86 | if (value == myValue->Value(index)) |
87 | return; |
88 | Backup(); |
89 | |
90 | myValue->SetValue(index, value); |
91 | } |
92 | |
93 | //======================================================================= |
94 | //function : Value |
95 | //purpose : |
96 | //======================================================================= |
97 | Standard_Byte TDataStd_ByteArray::Value (const Standard_Integer index) const |
98 | { |
99 | return myValue->Value(index); |
100 | } |
101 | |
102 | //======================================================================= |
103 | //function : Lower |
104 | //purpose : |
105 | //======================================================================= |
106 | Standard_Integer TDataStd_ByteArray::Lower (void) const |
107 | { |
108 | if (myValue.IsNull()) |
109 | return 0; |
110 | return myValue->Lower(); |
111 | } |
112 | |
113 | //======================================================================= |
114 | //function : Upper |
115 | //purpose : |
116 | //======================================================================= |
117 | Standard_Integer TDataStd_ByteArray::Upper (void) const |
118 | { |
119 | if (myValue.IsNull()) return -1; |
120 | return myValue->Upper(); |
121 | } |
122 | |
123 | //======================================================================= |
124 | //function : Length |
125 | //purpose : |
126 | //======================================================================= |
127 | Standard_Integer TDataStd_ByteArray::Length (void) const |
128 | { |
129 | if (myValue.IsNull()) |
130 | return 0; |
131 | return myValue->Length(); |
132 | } |
133 | |
134 | //======================================================================= |
135 | //function : ChangeArray |
136 | //purpose : If value of <newArray> differs from <myValue>, Backup |
137 | // : performed and myValue refers to new instance of HArray1OfByte |
138 | // : that holds <newArray> |
139 | //======================================================================= |
140 | void TDataStd_ByteArray::ChangeArray (const Handle(TColStd_HArray1OfByte)& newArray, |
141 | const Standard_Boolean isCheckItems) |
142 | { |
143 | |
144 | Standard_Integer aLower = newArray->Lower(); |
145 | Standard_Integer anUpper = newArray->Upper(); |
146 | Standard_Boolean aDimEqual = Standard_False; |
147 | Standard_Integer i; |
148 | |
a855b7eb |
149 | if ( Lower() == aLower && Upper() == anUpper ) { |
7fd59977 |
150 | aDimEqual = Standard_True; |
151 | if(isCheckItems) { |
152 | Standard_Boolean isEqual = Standard_True; |
153 | for(i = aLower; i <= anUpper; i++) { |
154 | if(myValue->Value(i) != newArray->Value(i)) { |
155 | isEqual = Standard_False; |
156 | break; |
157 | } |
158 | } |
159 | if(isEqual) |
160 | return; |
161 | } |
162 | } |
163 | |
164 | Backup(); |
165 | // Handles of myValue of current and backuped attributes will be different! |
a855b7eb |
166 | if(myValue.IsNull() || !aDimEqual) |
7fd59977 |
167 | myValue = new TColStd_HArray1OfByte(aLower, anUpper); |
168 | |
169 | for(i = aLower; i <= anUpper; i++) |
170 | myValue->SetValue(i, newArray->Value(i)); |
171 | } |
172 | |
173 | //======================================================================= |
174 | //function : ID |
175 | //purpose : |
176 | //======================================================================= |
177 | const Standard_GUID& TDataStd_ByteArray::ID () const |
178 | { |
179 | return GetID(); |
180 | } |
181 | |
182 | //======================================================================= |
183 | //function : NewEmpty |
184 | //purpose : |
185 | //======================================================================= |
186 | Handle(TDF_Attribute) TDataStd_ByteArray::NewEmpty () const |
187 | { |
188 | return new TDataStd_ByteArray(); |
189 | } |
190 | |
191 | //======================================================================= |
192 | //function : Restore |
193 | //purpose : |
194 | //======================================================================= |
195 | void TDataStd_ByteArray::Restore(const Handle(TDF_Attribute)& With) |
196 | { |
197 | Handle(TDataStd_ByteArray) anArray = Handle(TDataStd_ByteArray)::DownCast(With); |
198 | if (!anArray->myValue.IsNull()) |
199 | { |
200 | const TColStd_Array1OfByte& with_array = anArray->myValue->Array1(); |
201 | Standard_Integer lower = with_array.Lower(), i = lower, upper = with_array.Upper(); |
202 | myValue = new TColStd_HArray1OfByte(lower, upper); |
203 | for (; i <= upper; i++) |
204 | myValue->SetValue(i, with_array.Value(i)); |
205 | myIsDelta = anArray->myIsDelta; |
206 | } |
207 | else |
208 | myValue.Nullify(); |
209 | } |
210 | |
211 | //======================================================================= |
212 | //function : Paste |
213 | //purpose : |
214 | //======================================================================= |
215 | void TDataStd_ByteArray::Paste (const Handle(TDF_Attribute)& Into, |
216 | const Handle(TDF_RelocationTable)& ) const |
217 | { |
218 | if (!myValue.IsNull()) |
219 | { |
220 | Handle(TDataStd_ByteArray) anAtt = Handle(TDataStd_ByteArray)::DownCast(Into); |
221 | if (!anAtt.IsNull()) |
222 | { |
223 | anAtt->ChangeArray( myValue, Standard_False); |
224 | anAtt->SetDelta(myIsDelta); |
225 | } |
226 | } |
227 | } |
228 | |
229 | //======================================================================= |
230 | //function : Dump |
231 | //purpose : |
232 | //======================================================================= |
233 | Standard_OStream& TDataStd_ByteArray::Dump (Standard_OStream& anOS) const |
234 | { |
235 | anOS << "ByteArray"; |
236 | return anOS; |
237 | } |
238 | |
239 | //======================================================================= |
240 | //function : DeltaOnModification |
241 | //purpose : |
242 | //======================================================================= |
243 | |
244 | Handle(TDF_DeltaOnModification) TDataStd_ByteArray::DeltaOnModification |
245 | (const Handle(TDF_Attribute)& OldAttribute) const |
246 | { |
247 | if(myIsDelta) |
c5f3a425 |
248 | return new TDataStd_DeltaOnModificationOfByteArray(Handle(TDataStd_ByteArray)::DownCast (OldAttribute)); |
7fd59977 |
249 | else return new TDF_DefaultDeltaOnModification(OldAttribute); |
250 | } |
251 | |