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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 | |
18 | // Version: 0.0 |
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19 | //Version Date Purpose |
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20 | // 0.0 May 6 1997 Creation |
21 | |
22 | |
23 | #include TheHDriver_hxx |
24 | #include MDF_DataMapIteratorOfTypeDriverListMap_hxx |
25 | #include MDF_DriverList_hxx |
26 | |
27 | |
28 | //======================================================================= |
29 | //function : MDF_DriverTable |
30 | //purpose : |
31 | //======================================================================= |
32 | |
33 | MDF_DriverTable::MDF_DriverTable() : |
34 | myVersion(-1) |
35 | {} |
36 | |
37 | |
38 | //======================================================================= |
39 | //function : SetDriver |
40 | //purpose : Sets a driver in its List, |
41 | // in decreasing version number order |
42 | //======================================================================= |
43 | |
44 | void MDF_DriverTable::SetDriver |
45 | (const Handle(TheHDriver)& anHDriver) |
46 | { |
47 | const Handle(Standard_Type)& type = anHDriver->SourceType(); |
48 | if (myMapOfLst.IsBound(type)) { |
49 | MDF_DriverList& lst = myMapOfLst.ChangeFind(type); |
50 | if (lst.IsEmpty()) { |
51 | lst.Append(anHDriver); |
52 | } |
53 | else { |
54 | Standard_Integer driverVersion = anHDriver->VersionNumber(); |
55 | Standard_Integer currentVersion; |
56 | for (MDF_ListIteratorOfDriverList itr(lst); itr.More(); itr.Next()) { |
57 | const Handle(TheHDriver)& driver = itr.Value(); |
58 | currentVersion = driver->VersionNumber(); |
59 | if (driverVersion == currentVersion) { |
60 | lst.Remove(itr); |
61 | if (lst.IsEmpty()) lst.Append(anHDriver); |
62 | else lst.InsertBefore(anHDriver,itr); |
63 | break; |
64 | } |
65 | else if (driverVersion > currentVersion) { |
66 | lst.InsertAfter(anHDriver,itr); |
67 | break; |
68 | } |
69 | } |
70 | } |
71 | } |
72 | else { |
73 | MDF_DriverList lst; |
74 | lst.Append(anHDriver); |
75 | myMapOfLst.Bind(type,lst); |
76 | } |
77 | myMap.Clear(); |
78 | } |
79 | |
80 | |
81 | //======================================================================= |
82 | //function : SetDrivers |
83 | //purpose : |
84 | //======================================================================= |
85 | |
86 | void MDF_DriverTable::SetDrivers |
87 | (const Handle(TheDriverHSeq)& aDriverHSeq) |
88 | { |
89 | const Standard_Integer upper = aDriverHSeq->Length(); |
90 | for (Standard_Integer i = 1; i <= upper; ++i) |
91 | SetDriver(aDriverHSeq->Value(i)); |
92 | } |
93 | |
94 | |
95 | //======================================================================= |
96 | //function : GetDrivers |
97 | //purpose : |
98 | //======================================================================= |
99 | |
100 | const TheTypeDriverMap& MDF_DriverTable::GetDrivers |
101 | (const Standard_Integer aVersion) |
102 | { |
103 | if ((myMap.IsEmpty()) || (myVersion != aVersion)) { |
104 | // Rebuild the map. |
105 | Handle(TheHDriver) driver; |
106 | MDF_DataMapIteratorOfTypeDriverListMap itr(myMapOfLst); |
107 | for ( ; itr.More(); itr.Next()) { |
108 | const Handle(Standard_Type)& type = itr.Key(); |
109 | if (MDF_DriverTable::GetDriver(type, driver, aVersion)) |
110 | myMap.Bind(type, driver); |
111 | } |
112 | myVersion = aVersion; |
113 | } |
114 | return myMap; |
115 | } |
116 | |
117 | //======================================================================= |
118 | //function : GetDriver |
119 | //purpose : |
120 | //======================================================================= |
121 | |
122 | Standard_Boolean MDF_DriverTable::GetDriver |
123 | (const Handle(Standard_Type)& aType, |
124 | Handle(TheHDriver)& anHDriver, |
125 | const Standard_Integer aVersion) const |
126 | { |
127 | Standard_Boolean found = Standard_False; |
128 | if (myMapOfLst.IsBound(aType)) { |
129 | const MDF_DriverList& lst = myMapOfLst.Find(aType); |
130 | if ( (aVersion == 0) && !lst.IsEmpty() ) { |
131 | found = Standard_True; |
132 | anHDriver = lst.First(); |
133 | } |
134 | else { |
135 | for (MDF_ListIteratorOfDriverList itr(lst); itr.More(); itr.Next()) { |
136 | const Handle(TheHDriver)& driver = itr.Value(); |
137 | if (driver->VersionNumber() >= aVersion) { |
138 | found = Standard_True; |
139 | anHDriver = driver; |
140 | break; |
141 | } |
142 | } |
143 | } |
144 | } |
145 | return found; |
146 | } |
147 | |
148 | |
149 | |