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1 | // Created on: 2007-12-05 |
2 | // Created by: Sergey ZARITCHNY |
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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 <TDataStd_DeltaOnModificationOfByteArray.ixx> |
17 | #include <TDataStd_ByteArray.hxx> |
18 | #include <TDF_DeltaOnModification.hxx> |
19 | #include <TDF_Label.hxx> |
20 | #include <TColStd_HArray1OfInteger.hxx> |
21 | #include <TColStd_HArray1OfByte.hxx> |
22 | #include <TColStd_ListOfInteger.hxx> |
23 | #include <TColStd_ListIteratorOfListOfInteger.hxx> |
24 | #include <TDF_AttributeIterator.hxx> |
25 | |
26 | #ifdef DEB |
27 | #define MAXUP 1000 |
28 | #endif |
29 | //======================================================================= |
30 | //function : TDataStd_DeltaOnModificationOfByteArray |
31 | //purpose : |
32 | //======================================================================= |
33 | |
34 | TDataStd_DeltaOnModificationOfByteArray::TDataStd_DeltaOnModificationOfByteArray(const Handle(TDataStd_ByteArray)& OldAtt) |
35 | : TDF_DeltaOnModification(OldAtt) |
36 | { |
37 | Handle(TDataStd_ByteArray) CurrAtt; |
38 | if (Label().FindAttribute(OldAtt->ID(),CurrAtt)) { |
39 | { |
40 | Handle(TColStd_HArray1OfByte) Arr1, Arr2; |
41 | Arr1 = OldAtt->InternalArray(); |
42 | Arr2 = CurrAtt->InternalArray(); |
43 | #ifdef DEB_DELTA |
44 | if(Arr1.IsNull()) |
45 | cout <<"DeltaOnModificationOfByteArray:: Old ByteArray is Null" <<endl; |
46 | if(Arr2.IsNull()) |
47 | cout <<"DeltaOnModificationOfByteArray:: Current ByteArray is Null" <<endl; |
48 | #endif |
49 | |
50 | if(Arr1.IsNull() || Arr2.IsNull()) return; |
51 | if(Arr1 != Arr2) { |
52 | myUp1 = Arr1->Upper(); |
53 | myUp2 = Arr2->Upper(); |
54 | Standard_Integer i, N=0, aCase=0; |
55 | if(myUp1 == myUp2) |
56 | {aCase = 1; N = myUp1;} |
57 | else if(myUp1 < myUp2) |
58 | {aCase = 2; N = myUp1;} |
59 | else |
60 | {aCase = 3; N = myUp2;}//Up1 > Up2 |
61 | |
62 | TColStd_ListOfInteger aList; |
63 | for(i=Arr1->Lower();i<= N; i++) |
64 | if(Arr1->Value(i) != Arr2->Value(i)) |
65 | aList.Append(i); |
66 | if(aCase == 3) { |
67 | for(i = N+1;i <= myUp1; i++) |
68 | aList.Append(i); |
69 | } |
70 | |
71 | if(aList.Extent()) { |
72 | myIndxes = new TColStd_HArray1OfInteger(1,aList.Extent()); |
73 | myValues = new TColStd_HArray1OfByte(1,aList.Extent()); |
74 | TColStd_ListIteratorOfListOfInteger anIt(aList); |
75 | for(i =1;anIt.More();anIt.Next(),i++) { |
76 | myIndxes->SetValue(i, anIt.Value()); |
77 | myValues->SetValue(i, Arr1->Value(anIt.Value())); |
78 | } |
79 | } |
80 | } |
81 | } |
82 | OldAtt->RemoveArray(); |
83 | #ifdef DEB |
84 | if(OldAtt->InternalArray().IsNull()) |
85 | cout << "BackUp Arr is Nullified" << endl; |
86 | #endif |
87 | } |
88 | } |
89 | |
90 | |
91 | //======================================================================= |
92 | //function : Apply |
93 | //purpose : |
94 | //======================================================================= |
95 | |
96 | void TDataStd_DeltaOnModificationOfByteArray::Apply() |
97 | { |
98 | |
99 | Handle(TDF_Attribute) TDFAttribute = Attribute(); |
100 | Handle(TDataStd_ByteArray) BackAtt = (*((Handle(TDataStd_ByteArray)*)&TDFAttribute)); |
101 | if(BackAtt.IsNull()) { |
102 | #ifdef DEB |
103 | cout << "DeltaOnModificationOfByteArray::Apply: OldAtt is Null" <<endl; |
104 | #endif |
105 | return; |
106 | } |
107 | |
108 | Handle(TDataStd_ByteArray) aCurAtt; |
109 | if (!Label().FindAttribute(BackAtt->ID(),aCurAtt)) { |
110 | |
111 | Label().AddAttribute(BackAtt); |
112 | } |
113 | |
114 | if(aCurAtt.IsNull()) { |
115 | #ifdef DEB |
116 | cout << "DeltaOnModificationOfByteArray::Apply: CurAtt is Null" <<endl; |
117 | #endif |
118 | return; |
119 | } |
120 | else |
121 | aCurAtt->Backup(); |
122 | |
123 | Standard_Integer aCase; |
124 | if(myUp1 == myUp2) |
125 | aCase = 1; |
126 | else if(myUp1 < myUp2) |
127 | aCase = 2; |
128 | else |
129 | aCase = 3;//Up1 > Up2 |
130 | |
131 | if (aCase == 1 && (myIndxes.IsNull() || myValues.IsNull())) |
132 | return; |
133 | |
134 | Standard_Integer i; |
135 | Handle(TColStd_HArray1OfByte) BArr = aCurAtt->InternalArray(); |
136 | if(BArr.IsNull()) return; |
137 | if(aCase == 1) |
138 | for(i = 1; i <= myIndxes->Upper();i++) |
139 | BArr->ChangeArray1().SetValue(myIndxes->Value(i), myValues->Value(i)); |
140 | else if(aCase == 2) { |
141 | Handle(TColStd_HArray1OfByte) byteArr = new TColStd_HArray1OfByte(BArr->Lower(), myUp1); |
142 | for(i = BArr->Lower(); i <= myUp1 && i <= BArr->Upper(); i++) |
143 | byteArr->SetValue(i, BArr->Value(i)); |
144 | if(!myIndxes.IsNull() && !myValues.IsNull()) |
145 | for(i = 1; i <= myIndxes->Upper();i++) |
146 | byteArr->ChangeArray1().SetValue(myIndxes->Value(i), myValues->Value(i)); |
147 | aCurAtt->myValue = byteArr; |
148 | } |
149 | else { // aCase == 3 |
150 | Standard_Integer low = BArr->Lower(); |
151 | Handle(TColStd_HArray1OfByte) byteArr = new TColStd_HArray1OfByte(low, myUp1); |
152 | for(i = BArr->Lower(); i <= myUp2 && i <= BArr->Upper(); i++) |
153 | byteArr->SetValue(i, BArr->Value(i)); |
154 | if(!myIndxes.IsNull() && !myValues.IsNull()) |
155 | for(i = 1; i <= myIndxes->Upper();i++) { |
156 | #ifdef DEB |
157 | cout << "i = " << i << " myIndxes->Upper = " << myIndxes->Upper() << endl; |
158 | cout << "myIndxes->Value(i) = " << myIndxes->Value(i) << endl; |
159 | cout << "myValues->Value(i) = " << myValues->Value(i) << endl; |
160 | #endif |
161 | byteArr->ChangeArray1().SetValue(myIndxes->Value(i), myValues->Value(i)); |
162 | } |
163 | aCurAtt->myValue = byteArr; |
164 | } |
165 | |
166 | #ifdef DEB |
167 | cout << " << Array Dump after Delta Apply >>" <<endl; |
168 | Handle(TColStd_HArray1OfByte) BArr2 = aCurAtt->InternalArray(); |
169 | for(i=BArr2->Lower(); i<=BArr2->Upper() && i<= MAXUP;i++) |
170 | cout << BArr2->Value(i) << " "; |
171 | cout <<endl; |
172 | #endif |
173 | } |
174 | |
175 | |