b311480e |
1 | // Copyright (c) 1998-1999 Matra Datavision |
973c2be1 |
2 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e |
3 | // |
973c2be1 |
4 | // This file is part of Open CASCADE Technology software library. |
b311480e |
5 | // |
d5f74e42 |
6 | // This library is free software; you can redistribute it and/or modify it under |
7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
973c2be1 |
8 | // by the Free Software Foundation, with special exception defined in the file |
9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
10 | // distribution for complete text of the license and disclaimer of any warranty. |
b311480e |
11 | // |
973c2be1 |
12 | // Alternatively, this file may be used under the terms of Open CASCADE |
13 | // commercial license or contractual agreement. |
b311480e |
14 | |
02974a19 |
15 | #include <AIS_Selection.hxx> |
7fd59977 |
16 | |
7fd59977 |
17 | #include <AIS_InteractiveObject.hxx> |
7fd59977 |
18 | |
02974a19 |
19 | IMPLEMENT_STANDARD_RTTIEXT(AIS_Selection, Standard_Transient) |
92efcf78 |
20 | |
02974a19 |
21 | namespace |
22 | { |
23 | static const Standard_Integer THE_MaxSizeOfResult = 100000; |
24 | } |
7fd59977 |
25 | |
7fd59977 |
26 | //======================================================================= |
27 | //function : AIS_Selection |
02974a19 |
28 | //purpose : |
7fd59977 |
29 | //======================================================================= |
02974a19 |
30 | AIS_Selection::AIS_Selection() |
7fd59977 |
31 | { |
02974a19 |
32 | // for maximum performance on medium selections (< 100000 objects) |
33 | myResultMap.ReSize (THE_MaxSizeOfResult); |
7fd59977 |
34 | } |
35 | |
7fd59977 |
36 | //======================================================================= |
02974a19 |
37 | //function : Clear |
38 | //purpose : |
7fd59977 |
39 | //======================================================================= |
02974a19 |
40 | void AIS_Selection::Clear() |
7fd59977 |
41 | { |
016e5959 |
42 | myresult.Clear(); |
43 | myResultMap.Clear(); |
b5cce1ab |
44 | myIterator = AIS_NListOfEntityOwner::Iterator(); |
7fd59977 |
45 | } |
46 | |
7fd59977 |
47 | //======================================================================= |
48 | //function : Select |
02974a19 |
49 | //purpose : |
7fd59977 |
50 | //======================================================================= |
02974a19 |
51 | AIS_SelectStatus AIS_Selection::Select (const Handle(SelectMgr_EntityOwner)& theObject) |
7fd59977 |
52 | { |
02974a19 |
53 | if (theObject.IsNull() |
54 | || !theObject->HasSelectable()) |
55 | { |
56 | return AIS_SS_NotDone; |
57 | } |
58 | |
59 | if (!myResultMap.IsBound (theObject)) |
60 | { |
61 | AIS_NListOfEntityOwner::Iterator aListIter; |
62 | myresult.Append (theObject, aListIter); |
63 | myResultMap.Bind (theObject, aListIter); |
64 | return AIS_SS_Added; |
65 | } |
66 | |
67 | AIS_NListOfEntityOwner::Iterator aListIter = myResultMap.Find (theObject); |
68 | if (myIterator == aListIter) |
69 | { |
70 | if (myIterator.More()) |
7fd59977 |
71 | { |
02974a19 |
72 | myIterator.Next(); |
7fd59977 |
73 | } |
74 | else |
02974a19 |
75 | { |
76 | myIterator = AIS_NListOfEntityOwner::Iterator(); |
77 | } |
7fd59977 |
78 | } |
7fd59977 |
79 | |
02974a19 |
80 | // In the mode of advanced mesh selection only one owner is created for all selection modes. |
81 | // It is necessary to check the current detected entity |
82 | // and remove the owner from map only if the detected entity is the same as previous selected (IsForcedHilight call) |
83 | if (theObject->IsForcedHilight()) |
84 | { |
85 | return AIS_SS_Added; |
86 | } |
7fd59977 |
87 | |
02974a19 |
88 | myresult.Remove (aListIter); |
89 | myResultMap.UnBind (theObject); |
7fd59977 |
90 | |
02974a19 |
91 | // update list iterator for next object in <myresult> list if any |
92 | if (aListIter.More()) |
93 | { |
94 | const Handle(SelectMgr_EntityOwner)& aNextObject = aListIter.Value(); |
95 | if (myResultMap.IsBound (aNextObject)) |
96 | { |
97 | myResultMap (aNextObject) = aListIter; |
98 | } |
99 | else |
100 | { |
101 | myResultMap.Bind (aNextObject, aListIter); |
102 | } |
103 | } |
104 | return AIS_SS_Removed; |
7fd59977 |
105 | } |
106 | |
7fd59977 |
107 | //======================================================================= |
02974a19 |
108 | //function : AddSelect |
109 | //purpose : |
7fd59977 |
110 | //======================================================================= |
02974a19 |
111 | AIS_SelectStatus AIS_Selection::AddSelect (const Handle(SelectMgr_EntityOwner)& theObject) |
016e5959 |
112 | { |
02974a19 |
113 | if (theObject.IsNull() |
114 | || !theObject->HasSelectable() |
115 | || myResultMap.IsBound (theObject)) |
116 | { |
117 | return AIS_SS_NotDone; |
118 | } |
7fd59977 |
119 | |
02974a19 |
120 | AIS_NListOfEntityOwner::Iterator aListIter; |
121 | myresult.Append (theObject, aListIter); |
122 | myResultMap.Bind (theObject, aListIter); |
123 | return AIS_SS_Added; |
7fd59977 |
124 | } |