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1 | // Created by: DAUTRY Philippe |
2 | // Copyright (c) 1997-1999 Matra Datavision |
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3 | // Copyright (c) 1999-2014 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 | |
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16 | // ----------------------- |
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17 | // Version: 0.0 |
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18 | //Version Date Purpose |
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19 | // 0.0 Nov 20 1997 Creation |
20 | |
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21 | #include <Standard_GUID.hxx> |
22 | #include <TDF_Attribute.hxx> |
23 | #include <TDF_ChildIDIterator.hxx> |
24 | #include <TDF_ChildIterator.hxx> |
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25 | #include <TDF_Label.hxx> |
26 | #include <TDF_LabelNode.hxx> |
27 | #include <TDF_LabelNodePtr.hxx> |
28 | |
29 | #define ChildIDIterator_FindNext \ |
30 | { while( myItr.More() && !myItr.Value().FindAttribute(myID,myAtt)) myItr.Next(); } |
31 | |
32 | |
33 | |
34 | //======================================================================= |
35 | //function : TDF_ChildIDIterator |
36 | //purpose : |
37 | //======================================================================= |
38 | |
39 | TDF_ChildIDIterator::TDF_ChildIDIterator() |
40 | {} |
41 | |
42 | |
43 | //======================================================================= |
44 | //function : TDF_ChildIDIterator |
45 | //purpose : |
46 | //======================================================================= |
47 | |
48 | TDF_ChildIDIterator::TDF_ChildIDIterator |
49 | (const TDF_Label& aLabel, |
50 | const Standard_GUID& anID, |
51 | const Standard_Boolean allLevels) |
52 | : myID(anID), |
53 | myItr(aLabel,allLevels) |
54 | { ChildIDIterator_FindNext; } |
55 | |
56 | |
57 | //======================================================================= |
58 | //function : Initialize |
59 | //purpose : |
60 | //======================================================================= |
61 | |
62 | void TDF_ChildIDIterator::Initialize |
63 | (const TDF_Label& aLabel, |
64 | const Standard_GUID& anID, |
65 | const Standard_Boolean allLevels) |
66 | { |
67 | myID = anID; |
68 | myItr.Initialize(aLabel,allLevels); |
69 | myAtt.Nullify(); |
70 | ChildIDIterator_FindNext; |
71 | } |
72 | |
73 | |
74 | //======================================================================= |
75 | //function : Next |
76 | //purpose : |
77 | //======================================================================= |
78 | |
79 | void TDF_ChildIDIterator::Next() |
80 | { |
81 | myAtt.Nullify(); |
82 | if (myItr.More()) { |
83 | myItr.Next(); |
84 | ChildIDIterator_FindNext; |
85 | } |
86 | } |
87 | |
88 | |
89 | //======================================================================= |
90 | //function : NextBrother |
91 | //purpose : |
92 | //======================================================================= |
93 | |
94 | void TDF_ChildIDIterator::NextBrother() |
95 | { |
96 | myAtt.Nullify(); |
97 | if (myItr.More()) { |
98 | myItr.NextBrother(); |
99 | while (myItr.More() && !myItr.Value().FindAttribute(myID,myAtt)) |
100 | myItr.NextBrother(); |
101 | } |
102 | } |
103 | |
104 | |