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1 | // Created on: 1995-10-26 |
2 | // Created by: Yves FRICAUD |
3 | // Copyright (c) 1995-1999 Matra Datavision |
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4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
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5 | // |
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6 | // This file is part of Open CASCADE Technology software library. |
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7 | // |
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8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
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10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
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13 | // |
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14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
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16 | |
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17 | |
18 | #include <BRepAlgo_AsDes.hxx> |
19 | #include <Standard_ConstructionError.hxx> |
20 | #include <Standard_Type.hxx> |
21 | #include <TopoDS_Shape.hxx> |
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22 | #include <TopTools_MapOfOrientedShape.hxx> |
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23 | |
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24 | IMPLEMENT_STANDARD_RTTIEXT(BRepAlgo_AsDes,Standard_Transient) |
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25 | |
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26 | //======================================================================= |
27 | //function : BRepAlgo_AsDes |
28 | //purpose : |
29 | //======================================================================= |
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30 | BRepAlgo_AsDes::BRepAlgo_AsDes() |
31 | { |
32 | } |
33 | |
34 | |
35 | //======================================================================= |
36 | //function : Add |
37 | //purpose : |
38 | //======================================================================= |
39 | |
40 | void BRepAlgo_AsDes::Add(const TopoDS_Shape& S, const TopoDS_Shape& SS) |
41 | { |
42 | if (!down.IsBound(S)) { |
43 | TopTools_ListOfShape L; |
44 | down.Bind(S,L); |
45 | } |
46 | down(S).Append(SS); |
47 | |
48 | if (!up.IsBound(SS)) { |
49 | TopTools_ListOfShape L; |
50 | up.Bind(SS,L); |
51 | } |
52 | up(SS).Append(S); |
53 | } |
54 | |
55 | |
56 | //======================================================================= |
57 | //function : Add |
58 | //purpose : |
59 | //======================================================================= |
60 | |
61 | void BRepAlgo_AsDes::Add(const TopoDS_Shape& S, const TopTools_ListOfShape& SS) |
62 | { |
63 | TopTools_ListIteratorOfListOfShape it(SS); |
64 | for ( ; it.More(); it.Next()) { |
65 | Add(S,it.Value()); |
66 | } |
67 | } |
68 | |
69 | //======================================================================= |
70 | //function : Clear |
71 | //purpose : |
72 | //======================================================================= |
73 | |
74 | void BRepAlgo_AsDes::Clear() |
75 | { |
76 | up .Clear(); |
77 | down.Clear(); |
78 | } |
79 | |
80 | |
81 | //======================================================================= |
82 | //function : HasAscendant |
83 | //purpose : |
84 | //======================================================================= |
85 | |
86 | Standard_Boolean BRepAlgo_AsDes::HasAscendant(const TopoDS_Shape& S) |
87 | const |
88 | { |
89 | return up.IsBound(S); |
90 | } |
91 | |
92 | //======================================================================= |
93 | //function : HasDescendant |
94 | //purpose : |
95 | //======================================================================= |
96 | |
97 | Standard_Boolean BRepAlgo_AsDes::HasDescendant(const TopoDS_Shape& S) |
98 | const |
99 | { |
100 | return down.IsBound(S); |
101 | } |
102 | |
103 | //======================================================================= |
104 | //function : Ascendant |
105 | //purpose : |
106 | //======================================================================= |
107 | |
108 | const TopTools_ListOfShape& BRepAlgo_AsDes::Ascendant(const TopoDS_Shape& S) const |
109 | { |
110 | if (up.IsBound(S)) |
111 | return up(S); |
112 | static TopTools_ListOfShape empty; |
113 | return empty; |
114 | } |
115 | |
116 | |
117 | //======================================================================= |
118 | //function : Descendant |
119 | //purpose : |
120 | //======================================================================= |
121 | |
122 | const TopTools_ListOfShape& BRepAlgo_AsDes::Descendant(const TopoDS_Shape& S) const |
123 | { |
124 | if (down.IsBound(S)) |
125 | return down(S); |
126 | static TopTools_ListOfShape empty; |
127 | return empty; |
128 | } |
129 | |
130 | //======================================================================= |
131 | //function : ChangeDescendant |
132 | //purpose : |
133 | //======================================================================= |
134 | |
135 | TopTools_ListOfShape& BRepAlgo_AsDes::ChangeDescendant(const TopoDS_Shape& S) |
136 | { |
137 | if (down.IsBound(S)) |
138 | return down.ChangeFind(S); |
139 | static TopTools_ListOfShape empty; |
140 | return empty; |
141 | } |
142 | |
143 | //======================================================================= |
144 | //function : ReplaceInList |
145 | //purpose : |
146 | //======================================================================= |
147 | |
148 | static void ReplaceInList(const TopoDS_Shape& OldS, |
149 | const TopoDS_Shape& NewS, |
150 | TopTools_ListOfShape& L) |
151 | { |
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152 | TopTools_MapOfOrientedShape aMS; |
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153 | TopTools_ListIteratorOfListOfShape it(L); |
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154 | for (; it.More(); it.Next()) { |
155 | aMS.Add(it.Value()); |
156 | } |
157 | it.Initialize(L); |
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158 | while(it.More()) { |
159 | if (it.Value().IsSame(OldS)) { |
160 | TopAbs_Orientation O = it.Value().Orientation(); |
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161 | if (aMS.Add(NewS.Oriented(O))) { |
162 | L.InsertBefore(NewS.Oriented(O),it); |
163 | } |
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164 | L.Remove(it); |
165 | } |
166 | else it.Next(); |
167 | } |
168 | } |
169 | //======================================================================= |
170 | //function : RemoveInList |
171 | //purpose : |
172 | //======================================================================= |
173 | |
174 | static void RemoveInList(const TopoDS_Shape& S, |
175 | TopTools_ListOfShape& L) |
176 | { |
177 | TopTools_ListIteratorOfListOfShape it(L); |
178 | while(it.More()) { |
179 | if (it.Value().IsSame(S)) { |
180 | L.Remove(it); |
181 | break; |
182 | } |
183 | it.Next(); |
184 | } |
185 | } |
186 | |
187 | //======================================================================= |
188 | //function : HasCommonDescendant |
189 | //purpose : |
190 | //======================================================================= |
191 | |
192 | Standard_Boolean BRepAlgo_AsDes::HasCommonDescendant(const TopoDS_Shape& S1, |
193 | const TopoDS_Shape& S2, |
194 | TopTools_ListOfShape& LC) |
195 | const |
196 | { |
197 | LC.Clear(); |
198 | if (HasDescendant (S1) && HasDescendant (S2)) { |
199 | TopTools_ListIteratorOfListOfShape it1(Descendant(S1)); |
200 | for (; it1.More(); it1.Next()) { |
201 | const TopoDS_Shape& DS1 = it1.Value(); |
202 | TopTools_ListIteratorOfListOfShape it2(Ascendant(DS1)); |
203 | for (; it2.More(); it2.Next()) { |
204 | const TopoDS_Shape& ADS1 = it2.Value(); |
205 | if (ADS1.IsSame(S2)) { |
206 | LC.Append(DS1); |
207 | } |
208 | } |
209 | } |
210 | } |
211 | return (!LC.IsEmpty()); |
212 | } |
213 | |
214 | //======================================================================= |
215 | //function : BackReplace |
216 | //purpose : |
217 | //======================================================================= |
218 | |
219 | void BRepAlgo_AsDes::BackReplace(const TopoDS_Shape& OldS, |
220 | const TopoDS_Shape& NewS, |
221 | const TopTools_ListOfShape& L, |
222 | const Standard_Boolean InUp) |
223 | { |
224 | TopTools_ListIteratorOfListOfShape it(L); |
225 | for ( ; it.More(); it.Next()) { |
226 | const TopoDS_Shape& S = it.Value(); |
227 | if (InUp) { |
228 | if (up.IsBound(S)) { |
229 | ReplaceInList(OldS,NewS,up.ChangeFind(S)); |
230 | } |
231 | } |
232 | else { |
233 | if (down.IsBound(S)) { |
234 | ReplaceInList(OldS,NewS,down.ChangeFind(S)); |
235 | } |
236 | } |
237 | } |
238 | } |
239 | |
240 | //======================================================================= |
241 | //function : Replace |
242 | //purpose : |
243 | //======================================================================= |
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244 | void BRepAlgo_AsDes::Replace(const TopoDS_Shape& OldS, |
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245 | const TopoDS_Shape& NewS) |
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246 | { |
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247 | for (Standard_Integer i = 0; i < 2; ++i) { |
248 | TopTools_DataMapOfShapeListOfShape& aMap = !i ? up : down; |
249 | TopTools_ListOfShape* pLSOld = aMap.ChangeSeek(OldS); |
250 | if (!pLSOld) { |
251 | continue; |
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252 | } |
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253 | // |
254 | Standard_Boolean InUp = !i ? Standard_False : Standard_True; |
255 | BackReplace(OldS, NewS, *pLSOld, InUp); |
256 | // |
257 | TopTools_ListOfShape* pLSNew = aMap.ChangeSeek(NewS); |
258 | if (!pLSNew) { |
259 | // filter the list |
260 | TopTools_MapOfOrientedShape aMS; |
261 | TopTools_ListIteratorOfListOfShape aIt(*pLSOld); |
262 | for (; aIt.More(); ) { |
263 | if (!aMS.Add(aIt.Value())) { |
264 | pLSOld->Remove(aIt); |
265 | } |
266 | else { |
267 | aIt.Next(); |
268 | } |
269 | } |
270 | aMap.Bind(NewS, *pLSOld); |
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271 | } |
272 | else { |
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273 | // avoid duplicates |
274 | TopTools_MapOfOrientedShape aMS; |
275 | TopTools_ListIteratorOfListOfShape aIt(*pLSNew); |
276 | for (; aIt.More(); aIt.Next()) { |
277 | aMS.Add(aIt.Value()); |
278 | } |
279 | // |
280 | aIt.Initialize(*pLSOld); |
281 | for (; aIt.More(); aIt.Next()) { |
282 | const TopoDS_Shape& aS = aIt.Value(); |
283 | if (aMS.Add(aS)) { |
284 | pLSNew->Append(aS); |
285 | } |
286 | } |
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287 | } |
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288 | // |
289 | aMap.UnBind(OldS); |
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290 | } |
291 | } |
292 | |
293 | //======================================================================= |
294 | //function : Remove |
295 | //purpose : |
296 | //======================================================================= |
297 | |
298 | void BRepAlgo_AsDes::Remove(const TopoDS_Shape& SS) |
299 | { |
300 | if (down.IsBound(SS)) { |
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301 | throw Standard_ConstructionError(" BRepAlgo_AsDes::Remove"); |
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302 | } |
303 | if (!up.IsBound(SS)) { |
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304 | throw Standard_ConstructionError(" BRepAlgo_AsDes::Remove"); |
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305 | } |
306 | TopTools_ListIteratorOfListOfShape it(up(SS)); |
307 | for (; it.More(); it.Next()) { |
308 | RemoveInList(SS,down.ChangeFind((it.Value()))); |
309 | } |
310 | up.UnBind(SS); |
311 | } |