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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_ListIteratorOfListOfShape.hxx> |
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23 | #include <TopTools_MapOfOrientedShape.hxx> |
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24 | |
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25 | IMPLEMENT_STANDARD_RTTIEXT(BRepAlgo_AsDes,Standard_Transient) |
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26 | |
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27 | //======================================================================= |
28 | //function : BRepAlgo_AsDes |
29 | //purpose : |
30 | //======================================================================= |
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31 | BRepAlgo_AsDes::BRepAlgo_AsDes() |
32 | { |
33 | } |
34 | |
35 | |
36 | //======================================================================= |
37 | //function : Add |
38 | //purpose : |
39 | //======================================================================= |
40 | |
41 | void BRepAlgo_AsDes::Add(const TopoDS_Shape& S, const TopoDS_Shape& SS) |
42 | { |
43 | if (!down.IsBound(S)) { |
44 | TopTools_ListOfShape L; |
45 | down.Bind(S,L); |
46 | } |
47 | down(S).Append(SS); |
48 | |
49 | if (!up.IsBound(SS)) { |
50 | TopTools_ListOfShape L; |
51 | up.Bind(SS,L); |
52 | } |
53 | up(SS).Append(S); |
54 | } |
55 | |
56 | |
57 | //======================================================================= |
58 | //function : Add |
59 | //purpose : |
60 | //======================================================================= |
61 | |
62 | void BRepAlgo_AsDes::Add(const TopoDS_Shape& S, const TopTools_ListOfShape& SS) |
63 | { |
64 | TopTools_ListIteratorOfListOfShape it(SS); |
65 | for ( ; it.More(); it.Next()) { |
66 | Add(S,it.Value()); |
67 | } |
68 | } |
69 | |
70 | //======================================================================= |
71 | //function : Clear |
72 | //purpose : |
73 | //======================================================================= |
74 | |
75 | void BRepAlgo_AsDes::Clear() |
76 | { |
77 | up .Clear(); |
78 | down.Clear(); |
79 | } |
80 | |
81 | |
82 | //======================================================================= |
83 | //function : HasAscendant |
84 | //purpose : |
85 | //======================================================================= |
86 | |
87 | Standard_Boolean BRepAlgo_AsDes::HasAscendant(const TopoDS_Shape& S) |
88 | const |
89 | { |
90 | return up.IsBound(S); |
91 | } |
92 | |
93 | //======================================================================= |
94 | //function : HasDescendant |
95 | //purpose : |
96 | //======================================================================= |
97 | |
98 | Standard_Boolean BRepAlgo_AsDes::HasDescendant(const TopoDS_Shape& S) |
99 | const |
100 | { |
101 | return down.IsBound(S); |
102 | } |
103 | |
104 | //======================================================================= |
105 | //function : Ascendant |
106 | //purpose : |
107 | //======================================================================= |
108 | |
109 | const TopTools_ListOfShape& BRepAlgo_AsDes::Ascendant(const TopoDS_Shape& S) const |
110 | { |
111 | if (up.IsBound(S)) |
112 | return up(S); |
113 | static TopTools_ListOfShape empty; |
114 | return empty; |
115 | } |
116 | |
117 | |
118 | //======================================================================= |
119 | //function : Descendant |
120 | //purpose : |
121 | //======================================================================= |
122 | |
123 | const TopTools_ListOfShape& BRepAlgo_AsDes::Descendant(const TopoDS_Shape& S) const |
124 | { |
125 | if (down.IsBound(S)) |
126 | return down(S); |
127 | static TopTools_ListOfShape empty; |
128 | return empty; |
129 | } |
130 | |
131 | //======================================================================= |
132 | //function : ChangeDescendant |
133 | //purpose : |
134 | //======================================================================= |
135 | |
136 | TopTools_ListOfShape& BRepAlgo_AsDes::ChangeDescendant(const TopoDS_Shape& S) |
137 | { |
138 | if (down.IsBound(S)) |
139 | return down.ChangeFind(S); |
140 | static TopTools_ListOfShape empty; |
141 | return empty; |
142 | } |
143 | |
144 | //======================================================================= |
145 | //function : ReplaceInList |
146 | //purpose : |
147 | //======================================================================= |
148 | |
149 | static void ReplaceInList(const TopoDS_Shape& OldS, |
150 | const TopoDS_Shape& NewS, |
151 | TopTools_ListOfShape& L) |
152 | { |
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153 | TopTools_MapOfOrientedShape aMS; |
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154 | TopTools_ListIteratorOfListOfShape it(L); |
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155 | for (; it.More(); it.Next()) { |
156 | aMS.Add(it.Value()); |
157 | } |
158 | it.Initialize(L); |
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159 | while(it.More()) { |
160 | if (it.Value().IsSame(OldS)) { |
161 | TopAbs_Orientation O = it.Value().Orientation(); |
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162 | if (aMS.Add(NewS.Oriented(O))) { |
163 | L.InsertBefore(NewS.Oriented(O),it); |
164 | } |
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165 | L.Remove(it); |
166 | } |
167 | else it.Next(); |
168 | } |
169 | } |
170 | //======================================================================= |
171 | //function : RemoveInList |
172 | //purpose : |
173 | //======================================================================= |
174 | |
175 | static void RemoveInList(const TopoDS_Shape& S, |
176 | TopTools_ListOfShape& L) |
177 | { |
178 | TopTools_ListIteratorOfListOfShape it(L); |
179 | while(it.More()) { |
180 | if (it.Value().IsSame(S)) { |
181 | L.Remove(it); |
182 | break; |
183 | } |
184 | it.Next(); |
185 | } |
186 | } |
187 | |
188 | //======================================================================= |
189 | //function : HasCommonDescendant |
190 | //purpose : |
191 | //======================================================================= |
192 | |
193 | Standard_Boolean BRepAlgo_AsDes::HasCommonDescendant(const TopoDS_Shape& S1, |
194 | const TopoDS_Shape& S2, |
195 | TopTools_ListOfShape& LC) |
196 | const |
197 | { |
198 | LC.Clear(); |
199 | if (HasDescendant (S1) && HasDescendant (S2)) { |
200 | TopTools_ListIteratorOfListOfShape it1(Descendant(S1)); |
201 | for (; it1.More(); it1.Next()) { |
202 | const TopoDS_Shape& DS1 = it1.Value(); |
203 | TopTools_ListIteratorOfListOfShape it2(Ascendant(DS1)); |
204 | for (; it2.More(); it2.Next()) { |
205 | const TopoDS_Shape& ADS1 = it2.Value(); |
206 | if (ADS1.IsSame(S2)) { |
207 | LC.Append(DS1); |
208 | } |
209 | } |
210 | } |
211 | } |
212 | return (!LC.IsEmpty()); |
213 | } |
214 | |
215 | //======================================================================= |
216 | //function : BackReplace |
217 | //purpose : |
218 | //======================================================================= |
219 | |
220 | void BRepAlgo_AsDes::BackReplace(const TopoDS_Shape& OldS, |
221 | const TopoDS_Shape& NewS, |
222 | const TopTools_ListOfShape& L, |
223 | const Standard_Boolean InUp) |
224 | { |
225 | TopTools_ListIteratorOfListOfShape it(L); |
226 | for ( ; it.More(); it.Next()) { |
227 | const TopoDS_Shape& S = it.Value(); |
228 | if (InUp) { |
229 | if (up.IsBound(S)) { |
230 | ReplaceInList(OldS,NewS,up.ChangeFind(S)); |
231 | } |
232 | } |
233 | else { |
234 | if (down.IsBound(S)) { |
235 | ReplaceInList(OldS,NewS,down.ChangeFind(S)); |
236 | } |
237 | } |
238 | } |
239 | } |
240 | |
241 | //======================================================================= |
242 | //function : Replace |
243 | //purpose : |
244 | //======================================================================= |
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245 | void BRepAlgo_AsDes::Replace(const TopoDS_Shape& OldS, |
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246 | const TopoDS_Shape& NewS) |
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247 | { |
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248 | for (Standard_Integer i = 0; i < 2; ++i) { |
249 | TopTools_DataMapOfShapeListOfShape& aMap = !i ? up : down; |
250 | TopTools_ListOfShape* pLSOld = aMap.ChangeSeek(OldS); |
251 | if (!pLSOld) { |
252 | continue; |
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253 | } |
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254 | // |
255 | Standard_Boolean InUp = !i ? Standard_False : Standard_True; |
256 | BackReplace(OldS, NewS, *pLSOld, InUp); |
257 | // |
258 | TopTools_ListOfShape* pLSNew = aMap.ChangeSeek(NewS); |
259 | if (!pLSNew) { |
260 | // filter the list |
261 | TopTools_MapOfOrientedShape aMS; |
262 | TopTools_ListIteratorOfListOfShape aIt(*pLSOld); |
263 | for (; aIt.More(); ) { |
264 | if (!aMS.Add(aIt.Value())) { |
265 | pLSOld->Remove(aIt); |
266 | } |
267 | else { |
268 | aIt.Next(); |
269 | } |
270 | } |
271 | aMap.Bind(NewS, *pLSOld); |
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272 | } |
273 | else { |
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274 | // avoid duplicates |
275 | TopTools_MapOfOrientedShape aMS; |
276 | TopTools_ListIteratorOfListOfShape aIt(*pLSNew); |
277 | for (; aIt.More(); aIt.Next()) { |
278 | aMS.Add(aIt.Value()); |
279 | } |
280 | // |
281 | aIt.Initialize(*pLSOld); |
282 | for (; aIt.More(); aIt.Next()) { |
283 | const TopoDS_Shape& aS = aIt.Value(); |
284 | if (aMS.Add(aS)) { |
285 | pLSNew->Append(aS); |
286 | } |
287 | } |
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288 | } |
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289 | // |
290 | aMap.UnBind(OldS); |
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291 | } |
292 | } |
293 | |
294 | //======================================================================= |
295 | //function : Remove |
296 | //purpose : |
297 | //======================================================================= |
298 | |
299 | void BRepAlgo_AsDes::Remove(const TopoDS_Shape& SS) |
300 | { |
301 | if (down.IsBound(SS)) { |
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302 | throw Standard_ConstructionError(" BRepAlgo_AsDes::Remove"); |
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303 | } |
304 | if (!up.IsBound(SS)) { |
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305 | throw Standard_ConstructionError(" BRepAlgo_AsDes::Remove"); |
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306 | } |
307 | TopTools_ListIteratorOfListOfShape it(up(SS)); |
308 | for (; it.More(); it.Next()) { |
309 | RemoveInList(SS,down.ChangeFind((it.Value()))); |
310 | } |
311 | up.UnBind(SS); |
312 | } |