1 // Copyright (C) 2014-2019 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #include <Selector_Modify.h>
22 #include <Selector_NameGenerator.h>
23 #include <Selector_NExplode.h>
25 #include <TNaming_NamedShape.hxx>
26 #include <TNaming_Iterator.hxx>
27 #include <TNaming_SameShapeIterator.hxx>
28 #include <TNaming_NewShapeIterator.hxx>
29 #include <TNaming_Tool.hxx>
30 #include <TDataStd_Name.hxx>
31 #include <TDataStd_Integer.hxx>
32 #include <TDF_ChildIterator.hxx>
33 #include <TopTools_MapOfShape.hxx>
34 #include <TopExp_Explorer.hxx>
35 #include <BRep_Tool.hxx>
37 #include <TopoDS_Builder.hxx>
38 #include <TopoDS_Compound.hxx>
40 Selector_Modify::Selector_Modify() : Selector_Algo()
42 myWeakIndex = -1; // no index by default
45 // adds to theResult all labels that contain initial shapes for theValue located in theFinal
46 static void findBases(TDF_Label theAccess, Handle(TNaming_NamedShape) theFinal,
47 const TopoDS_Shape& theValue,
48 bool aMustBeAtFinal, const TDF_Label& theAdditionalDocument, TDF_LabelList& theResult)
50 bool aFoundAnyShape = false;
51 TNaming_SameShapeIterator aLabIter(theValue, theAccess);
52 for(; aLabIter.More(); aLabIter.Next()) {
53 Handle(TNaming_NamedShape) aNS;
54 if (aLabIter.Label().FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
55 if (aMustBeAtFinal && aNS != theFinal)
56 continue; // looking for old at the same final label only
57 TNaming_Evolution anEvolution = aNS->Evolution();
58 if (anEvolution == TNaming_PRIMITIVE) {
59 // check that this is not in the results already
60 const TDF_Label aResult = aNS->Label();
61 TDF_LabelList::Iterator aResIter(theResult);
62 for(; aResIter.More(); aResIter.Next()) {
63 if (aResIter.Value().IsEqual(aResult))
66 if (!aResIter.More()) // not found, so add this new
67 theResult.Append(aResult);
68 aFoundAnyShape = true;
70 if (anEvolution == TNaming_GENERATED || anEvolution == TNaming_MODIFY) {
71 for(TNaming_Iterator aThisIter(aNS); aThisIter.More(); aThisIter.Next()) {
72 if (aThisIter.NewShape().IsSame(theValue)) {
73 // continue recursively, null NS means that any NS are ok
74 findBases(theAccess, theFinal, aThisIter.OldShape(),
75 false, theAdditionalDocument, theResult);
76 aFoundAnyShape = true;
82 if (!aFoundAnyShape && !theAdditionalDocument.IsNull()) { // try to find in additional document
83 static TDF_Label anEmpty;
84 if (TNaming_Tool::HasLabel(theAdditionalDocument, theValue))
85 findBases(theAdditionalDocument, Handle(TNaming_NamedShape)(), theValue,
86 false, anEmpty, theResult);
90 /// Returns in theResults all shapes with history started in theBase and ended in theFinal
91 static void findFinals(const TDF_Label& anAccess, const TopoDS_Shape& theBase,
92 const TDF_Label& theFinal,
93 const TDF_Label& theAdditionalDoc, TopTools_MapOfShape& thePass, TopTools_MapOfShape& theResults)
95 if (TNaming_Tool::HasLabel(anAccess, theBase)) {
96 for(TNaming_NewShapeIterator aBaseIter(theBase, anAccess); aBaseIter.More(); aBaseIter.Next())
98 TNaming_Evolution anEvolution = aBaseIter.NamedShape()->Evolution();
99 if (anEvolution == TNaming_GENERATED || anEvolution == TNaming_MODIFY) {
100 if (aBaseIter.NamedShape()->Label().IsEqual(theFinal)) {
101 theResults.Add(aBaseIter.Shape());
103 if (thePass.Add(aBaseIter.Shape()))
105 anAccess, aBaseIter.Shape(), theFinal, theAdditionalDoc, thePass, theResults);
110 if (!theAdditionalDoc.IsNull()) { // search additionally by the additional access label
111 static TDF_Label anEmpty;
112 TopTools_MapOfShape aPass;
113 findFinals(theAdditionalDoc, theBase, theFinal, anEmpty, aPass, theResults);
117 void Selector_Modify::findModificationResult(TopoDS_ListOfShape& theCommon) {
118 for(TDF_LabelList::Iterator aBase(myBases); aBase.More(); aBase.Next()) {
119 TDF_Label anAdditionalDoc; // this document if base is started in extra document
120 if (aBase.Value().Root() != label().Root()) {
121 anAdditionalDoc = label();
123 TopTools_MapOfShape aFinals;
124 TopTools_MapOfShape aPass;
125 for(TNaming_Iterator aBaseShape(aBase.Value()); aBaseShape.More(); aBaseShape.Next()) {
126 findFinals(aBase.Value(), aBaseShape.NewShape(), myFinal, anAdditionalDoc, aPass, aFinals);
128 if (!aFinals.IsEmpty()) {
129 if (theCommon.IsEmpty()) { // just copy all to common
130 for(TopTools_MapOfShape::Iterator aFinal(aFinals); aFinal.More(); aFinal.Next()) {
131 theCommon.Append(aFinal.Key());
133 } else { // keep only shapes presented in both lists
134 for(TopoDS_ListOfShape::Iterator aCommon(theCommon); aCommon.More(); ) {
135 if (aFinals.Contains(aCommon.Value())) {
137 } else { // common is not found, remove it
138 theCommon.Remove(aCommon);
146 bool Selector_Modify::select(NCollection_List<Handle(TNaming_NamedShape)>& theModifList,
147 const TopoDS_Shape theContext, const TopoDS_Shape theValue)
149 if (theModifList.Extent() > 1) { // searching for the best modification result: by context
150 Handle(TNaming_NamedShape) aCandidate;
151 NCollection_List<Handle(TNaming_NamedShape)>::Iterator aModIter(theModifList);
152 for (; !theModifList.IsEmpty() && aModIter.More(); aModIter.Next()) {
153 aCandidate = aModIter.Value();
154 TDF_Label aFatherLab = aCandidate->Label().Father();
155 Handle(TNaming_NamedShape) aFatherNS;
156 if (aFatherLab.FindAttribute(TNaming_NamedShape::GetID(), aFatherNS)) {
157 for (TNaming_Iterator anIter(aFatherNS); anIter.More(); anIter.Next()) {
158 if (theContext.IsSame(anIter.NewShape())) { // found the best modification
159 theModifList.Clear();
165 // take the best candidate, or the last in the iteration
166 theModifList.Clear();
167 theModifList.Append(aCandidate);
170 if (!theModifList.IsEmpty()) {
171 // searching for all the base shapes of this modification
172 findBases(label(), theModifList.First(), theValue, true, baseDocument(), myBases);
173 if (!myBases.IsEmpty()) {
174 myFinal = theModifList.First()->Label();
175 TopoDS_ListOfShape aCommon;
176 findModificationResult(aCommon);
177 // trying to search by neighbors
178 if (aCommon.Extent() > 1) { // more complicated selection
179 if (alwaysGeometricalNaming()) {
180 TopoDS_ListOfShape::Iterator aCommonIter(aCommon);
181 TopoDS_Shape aFirst = aCommonIter.Value();
182 for (aCommonIter.Next(); aCommonIter.More(); aCommonIter.Next()) {
183 if (!sameGeometry(aFirst, aCommonIter.Value()))
186 if (!aCommonIter.More()) { // all geometry is same, result is a compound
190 } else if (aCommon.Extent() == 1) {
191 return true; // simple modification
193 if (useNeighbors()) { // optimization: for the current moment only in one case this method is
194 // called where this is not needed if neighbors option is disabled
195 // weak naming between the common results
196 Selector_NExplode aNexp(aCommon);
197 myWeakIndex = aNexp.index(theValue);
200 return myWeakIndex != -1;
203 TopoDS_ListOfShape aCommon;
204 myFinal = theModifList.First()->Label();
205 Handle(TNaming_NamedShape) aNS;
206 if (myFinal.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
207 for(TNaming_Iterator aFinalIter(aNS); aFinalIter.More(); aFinalIter.Next()) {
208 const TopoDS_Shape& aNewShape = aFinalIter.NewShape();
209 if (!aNewShape.IsNull())
210 aCommon.Append(aNewShape);
213 Selector_NExplode aNexp(aCommon);
214 myWeakIndex = aNexp.index(theValue);
215 return myWeakIndex != -1;
220 void Selector_Modify::store()
222 storeType(Selector_Algo::SELTYPE_MODIFICATION);
223 storeBaseArray(myBases, myFinal);
224 if (myWeakIndex != -1) {
225 TDataStd_Integer::Set(label(), weakID(), myWeakIndex);
229 bool Selector_Modify::restore()
231 if (restoreBaseArray(myBases, myFinal)) {
232 Handle(TDataStd_Integer) aWeakInt;
233 if (label().FindAttribute(weakID(), aWeakInt)) {
234 myWeakIndex = aWeakInt->Get();
241 TDF_Label Selector_Modify::restoreByName(std::string theName,
242 const TopAbs_ShapeEnum theShapeType, Selector_NameGenerator* theNameGenerator)
245 for(size_t anEnd, aStart = 0; aStart != std::string::npos; aStart = anEnd) {
248 anEnd = theName.find('&', aStart);
249 std::string aSubStr =
250 theName.substr(aStart, anEnd == std::string::npos ? anEnd : anEnd - aStart);
251 if (aSubStr.find(weakNameID()) == 0) { // weak name identifier
252 std::string aWeakIndex = aSubStr.substr(weakNameID().size());
253 myWeakIndex = atoi(aWeakIndex.c_str());
256 TDF_Label aSubContext, aValue;
257 if (!theNameGenerator->restoreContext(aSubStr, aSubContext, aValue))
258 return TDF_Label(); // can not restore
259 if(aSubContext.IsNull() || aValue.IsNull())
260 return TDF_Label(); // can not restore
261 if (myFinal.IsNull()) {
263 aContext = aSubContext;
265 myBases.Append(aValue);
270 bool Selector_Modify::solve(const TopoDS_Shape& theContext)
272 TopoDS_Shape aResult;
273 if (myBases.IsEmpty() && myWeakIndex > 0) { // weak name by the final shapes index
274 TopoDS_ListOfShape aCommon;
275 Handle(TNaming_NamedShape) aNS;
276 if (myFinal.FindAttribute(TNaming_NamedShape::GetID(), aNS)) {
277 for(TNaming_Iterator aFinalIter(aNS); aFinalIter.More(); aFinalIter.Next()) {
278 const TopoDS_Shape& aNewShape = aFinalIter.NewShape();
279 if (!aNewShape.IsNull())
280 aCommon.Append(aNewShape);
283 Selector_NExplode aNexp(aCommon);
284 aResult = aNexp.shape(myWeakIndex);
285 } else { // standard case
286 TopoDS_ListOfShape aFinalsCommon; // final shapes presented in all results from bases
287 findModificationResult(aFinalsCommon);
288 if (aFinalsCommon.Extent() == 1) { // result is valid: found only one shape
289 aResult = aFinalsCommon.First();
290 findNewVersion(theContext, aResult);
291 } else if (aFinalsCommon.Extent() > 1 && myWeakIndex > 0) {
292 Selector_NExplode aNExp(aFinalsCommon);
293 aResult = aNExp.shape(myWeakIndex);
294 findNewVersion(theContext, aResult);
295 } else if (aFinalsCommon.Extent() > 1 && geometricalNaming()) {// if same geometry - compound
296 TopoDS_ListOfShape::Iterator aCommonIter(aFinalsCommon);
297 TopoDS_Shape aFirst = aCommonIter.Value();
298 for(aCommonIter.Next(); aCommonIter.More(); aCommonIter.Next()) {
299 if (!sameGeometry(aFirst, aCommonIter.Value()))
302 if (!aCommonIter.More()) { // all geometry is same, create a result compound
303 TopoDS_Builder aBuilder;
304 TopoDS_Compound aCompound;
305 aBuilder.MakeCompound(aCompound);
306 for(aCommonIter.Initialize(aFinalsCommon); aCommonIter.More(); aCommonIter.Next()) {
307 TopoDS_Shape aSub = aCommonIter.Value();
308 findNewVersion(theContext, aSub);
309 aBuilder.Add(aCompound, aSub);
317 if (!aResult.IsNull()) {
318 Selector_Algo::store(aResult);
324 std::string Selector_Modify::name(Selector_NameGenerator* theNameGenerator)
326 // final&base1&base2 +optionally: [weak_name_1]
328 Handle(TDataStd_Name) aName;
329 if (!myFinal.FindAttribute(TDataStd_Name::GetID(), aName))
331 aResult += theNameGenerator->contextName(myFinal) + "/" +
332 std::string(TCollection_AsciiString(aName->Get()).ToCString());
333 for(TDF_LabelList::iterator aBase = myBases.begin(); aBase != myBases.end(); aBase++) {
334 if (!aBase->FindAttribute(TDataStd_Name::GetID(), aName))
337 aResult += theNameGenerator->contextName(*aBase) + "/" +
338 std::string(TCollection_AsciiString(aName->Get()).ToCString());
340 if (myWeakIndex != -1) {
341 std::ostringstream aWeakStr;
342 aWeakStr<<"&"<<weakNameID()<<myWeakIndex;
343 aResult += aWeakStr.str();