src/FeaturesPlugin/FeaturesPlugin_RemoveSubShapes.cpp

   1 // Copyright (C) 2014-2017  CEA/DEN, EDF R&D
   2 //
   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.
   7 //
   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.
  12 //
  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
  16 //
  17 // See http://www.salome-platform.org/ or
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "FeaturesPlugin_RemoveSubShapes.h"
  22
  23 #include <ModelAPI_AttributeSelectionList.h>
  24 #include <ModelAPI_AttributeString.h>
  25 #include <ModelAPI_ResultBody.h>
  26 #include <ModelAPI_ResultConstruction.h>
  27 #include <ModelAPI_Session.h>
  28 #include <ModelAPI_Tools.h>
  29 #include <ModelAPI_Validator.h>
  30
  31 #include <GeomAPI_ShapeIterator.h>
  32 #include <GeomAPI_ShapeExplorer.h>
  33
  34 #include <GeomAlgoAPI_Copy.h>
  35 #include <GeomAlgoAPI_ShapeBuilder.h>
  36 #include <GeomAlgoAPI_ShapeTools.h>
  37 #include <GeomAlgoAPI_MakeShapeCustom.h>
  38
  39
  40 //==================================================================================================
  41 FeaturesPlugin_RemoveSubShapes::FeaturesPlugin_RemoveSubShapes()
  42 : myChangedInCode(false)
  43 {
  44 }
  45
  46 //==================================================================================================
  47 void FeaturesPlugin_RemoveSubShapes::initAttributes()
  48 {
  49   data()->addAttribute(BASE_SHAPE_ID(), ModelAPI_AttributeSelection::typeId());
  50
  51   data()->addAttribute(CREATION_METHOD(), ModelAPI_AttributeString::typeId());
  52
  53   data()->addAttribute(SUBSHAPES_TO_KEEP_ID(), ModelAPI_AttributeSelectionList::typeId());
  54
  55   data()->addAttribute(SUBSHAPES_TO_REMOVE_ID(), ModelAPI_AttributeSelectionList::typeId());
  56 }
  57
  58 void FeaturesPlugin_RemoveSubShapes::attributeChanged(const std::string& theID)
  59 {
  60   ModelAPI_Feature::attributeChanged(theID);
  61
  62   if (myChangedInCode) return;
  63
  64   AttributeSelectionPtr aShapeAttrSelection = selection(BASE_SHAPE_ID());
  65   AttributeSelectionListPtr aSubShapesToKeepAttrList = selectionList(SUBSHAPES_TO_KEEP_ID());
  66   AttributeSelectionListPtr aSubShapesToRemoveAttrList = selectionList(SUBSHAPES_TO_REMOVE_ID());
  67   if (!aShapeAttrSelection.get()
  68       || !aSubShapesToKeepAttrList.get()
  69       || !aSubShapesToRemoveAttrList.get())
  70   {
  71     return;
  72   }
  73
  74   ResultPtr aContext = aShapeAttrSelection->context();
  75   ResultBodyPtr aResultBody =
  76     std::dynamic_pointer_cast<ModelAPI_ResultBody>(aContext);
  77   if (!aResultBody.get()) {
  78     aSubShapesToKeepAttrList->clear();
  79     aSubShapesToRemoveAttrList->clear();
  80     return;
  81   }
  82   const bool isHasSubs = ModelAPI_Tools::hasSubResults(aResultBody);
  83
  84   GeomShapePtr aBaseShape = aShapeAttrSelection->value();
  85   if(!aBaseShape.get()) {
  86     aBaseShape = aContext->shape();
  87   }
  88
  89   myChangedInCode = true;
  90
  91   if(theID == BASE_SHAPE_ID()) {
  92     aSubShapesToKeepAttrList->clear();
  93     aSubShapesToRemoveAttrList->clear();
  94
  95     if (!aBaseShape.get()) {
  96       return;
  97     }
  98
  99     std::list<GeomShapePtr> aSubShapes = GeomAlgoAPI_ShapeTools::getLowLevelSubShapes(aBaseShape);
 100     for (ListOfShape::const_iterator anIt = aSubShapes.cbegin(); anIt != aSubShapes.cend(); ++anIt) {
 101       GeomShapePtr aSubShape = *anIt;
 102       if(!isHasSubs) {
 103         aSubShapesToKeepAttrList->append(aContext, aSubShape);
 104       } else {
 105         std::list<ResultPtr> anAllSubs;
 106         ModelAPI_Tools::allSubs(aResultBody, anAllSubs);
 107         std::list<ResultPtr>::iterator aSubsIt = anAllSubs.begin();
 108         for(; aSubsIt != anAllSubs.end(); aSubsIt++) {
 109           ResultBodyPtr aSub = std::dynamic_pointer_cast<ModelAPI_ResultBody>(*aSubsIt);
 110           if (aSub && aSub->shape().get() && aSub->shape()->isSubShape(aSubShape)) {
 111             aSubShapesToKeepAttrList->append(aSub, aSubShape);
 112             break;
 113           }
 114         }
 115       }
 116     }
 117   }
 118   else if (theID == SUBSHAPES_TO_KEEP_ID())
 119   {
 120     aSubShapesToRemoveAttrList->clear();
 121
 122     if (!aBaseShape.get()) {
 123       return;
 124     }
 125
 126     int anIndex;
 127     const int aSubsToKeepNb = aSubShapesToKeepAttrList->size();
 128     std::list<GeomShapePtr> aSubShapes = GeomAlgoAPI_ShapeTools::getLowLevelSubShapes(aBaseShape);
 129     for (ListOfShape::const_iterator anIt = aSubShapes.cbegin(); anIt != aSubShapes.cend(); ++anIt) {
 130       GeomShapePtr aSubShape = *anIt;
 131       for(anIndex = 0; anIndex < aSubsToKeepNb; ++anIndex) {
 132         AttributeSelectionPtr anAttrSelectionInList = aSubShapesToKeepAttrList->value(anIndex);
 133         GeomShapePtr aSubShapeToKeep = anAttrSelectionInList->value();
 134         if (aSubShapeToKeep.get() && aSubShapeToKeep->isEqual(aSubShape)) {
 135           break;
 136         }
 137       }
 138
 139       if (anIndex == aSubsToKeepNb) {
 140         if(!isHasSubs) {
 141           aSubShapesToRemoveAttrList->append(aContext, aSubShape);
 142         } else {
 143           std::list<ResultPtr> anAllSubs;
 144           ModelAPI_Tools::allSubs(aResultBody, anAllSubs);
 145           std::list<ResultPtr>::iterator aSubsIt = anAllSubs.begin();
 146           for(; aSubsIt != anAllSubs.end(); aSubsIt++) {
 147             ResultBodyPtr aSub = std::dynamic_pointer_cast<ModelAPI_ResultBody>(*aSubsIt);
 148             if (aSub && aSub->shape().get() && aSub->shape()->isSubShape(aSubShape)) {
 149               aSubShapesToRemoveAttrList->append(aSub, aSubShape);
 150               break;
 151             }
 152           }
 153         }
 154       }
 155     }
 156   }
 157   else if (theID == SUBSHAPES_TO_REMOVE_ID())
 158   {
 159     aSubShapesToKeepAttrList->clear();
 160
 161     if (!aBaseShape.get()) {
 162       return;
 163     }
 164
 165     int anIndex;
 166     const int aSubsToRemoveNb = aSubShapesToRemoveAttrList->size();
 167     std::list<GeomShapePtr> aSubShapes = GeomAlgoAPI_ShapeTools::getLowLevelSubShapes(aBaseShape);
 168     for (ListOfShape::const_iterator anIt = aSubShapes.cbegin(); anIt != aSubShapes.cend(); ++anIt) {
 169       GeomShapePtr aSubShape = *anIt;
 170       for(anIndex = 0; anIndex < aSubsToRemoveNb; ++anIndex) {
 171         AttributeSelectionPtr anAttrSelectionInList = aSubShapesToRemoveAttrList->value(anIndex);
 172         GeomShapePtr aSubShapeToRemove = anAttrSelectionInList->value();
 173         if (aSubShapeToRemove.get() && aSubShapeToRemove->isEqual(aSubShape)) {
 174           break;
 175         }
 176       }
 177
 178       if (anIndex == aSubsToRemoveNb) {
 179         if(!isHasSubs) {
 180           aSubShapesToKeepAttrList->append(aContext, aSubShape);
 181         } else {
 182           std::list<ResultPtr> anAllSubs;
 183           ModelAPI_Tools::allSubs(aResultBody, anAllSubs);
 184           std::list<ResultPtr>::iterator aSubsIt = anAllSubs.begin();
 185           for(; aSubsIt != anAllSubs.end(); aSubsIt++) {
 186             ResultBodyPtr aSub = std::dynamic_pointer_cast<ModelAPI_ResultBody>(*aSubsIt);
 187             if (aSub && aSub->shape().get() && aSub->shape()->isSubShape(aSubShape)) {
 188               aSubShapesToKeepAttrList->append(aSub, aSubShape);
 189               break;
 190             }
 191           }
 192         }
 193       }
 194     }
 195   }
 196
 197   myChangedInCode = false;
 198 }
 199
 200 //==================================================================================================
 201 void FeaturesPlugin_RemoveSubShapes::execute()
 202 {
 203   // Get base shape and sub-shapes list.
 204   AttributeSelectionPtr aShapeAttrSelection = selection(BASE_SHAPE_ID());
 205   AttributeSelectionListPtr aSubShapesAttrList = selectionList(SUBSHAPES_TO_KEEP_ID());
 206   if(!aShapeAttrSelection.get() || !aSubShapesAttrList.get()) {
 207     return;
 208   }
 209
 210   // Get base shape.
 211   GeomShapePtr aBaseShape = aShapeAttrSelection->value();
 212
 213   GeomShapePtr aResultShape;
 214   int aSubsNb = aSubShapesAttrList->size();
 215   if(aSubsNb > 1) {
 216     if(!aBaseShape.get()) {
 217       return;
 218     }
 219     aResultShape = aBaseShape->emptyCopied();
 220
 221     // Copy sub-shapes from list to new shape.
 222     for(int anIndex = 0; anIndex < aSubsNb; ++anIndex) {
 223       AttributeSelectionPtr anAttrSelectionInList = aSubShapesAttrList->value(anIndex);
 224       GeomShapePtr aShapeToAdd = anAttrSelectionInList->value();
 225       GeomAlgoAPI_ShapeBuilder::add(aResultShape, aShapeToAdd);
 226     }
 227   } else if(aSubsNb == 1) {
 228     AttributeSelectionPtr anAttrSelectionInList = aSubShapesAttrList->value(0);
 229     aResultShape = anAttrSelectionInList->value();
 230   }
 231   // deleted and copied must be jointed to one list which keeps all the history
 232   GeomAlgoAPI_MakeShapeList aMakeShapeList;
 233
 234   // find all removed shapes
 235   std::shared_ptr<GeomAlgoAPI_MakeShapeCustom> aDeletedSubs(new GeomAlgoAPI_MakeShapeCustom);
 236   std::set<GeomAPI_Shape::ShapeType> aTypes; // types that where removed
 237   aTypes.insert(GeomAPI_Shape::FACE);
 238
 239   std::list<GeomShapePtr> aSubShapes = GeomAlgoAPI_ShapeTools::getLowLevelSubShapes(aBaseShape);
 240   for (ListOfShape::const_iterator anIt = aSubShapes.cbegin(); anIt != aSubShapes.cend(); ++anIt) {
 241     GeomShapePtr aSubShape = *anIt;
 242     if (!aSubShape.get() || aSubShape->isNull())
 243       continue;
 244
 245     int anIndex;
 246     for(anIndex = 0; anIndex < aSubsNb; ++anIndex) {
 247       AttributeSelectionPtr anAttrSelectionInList = aSubShapesAttrList->value(anIndex);
 248       GeomShapePtr aLeftShape = anAttrSelectionInList->value();
 249       if (aSubShape->isEqual(aLeftShape)) {
 250         break; // found in a left-list
 251       }
 252     }
 253     if (anIndex == aSubsNb) { // not found in left
 254       aDeletedSubs->addDeleted(aSubShape);
 255       aTypes.insert(aSubShape->shapeType());
 256       if (aSubShape->shapeType() != GeomAPI_Shape::FACE) {
 257         GeomAPI_ShapeExplorer aFaces(aSubShape, GeomAPI_Shape::FACE);
 258         for(; aFaces.more(); aFaces.next())
 259           aDeletedSubs->addDeleted(aFaces.current());
 260       }
 261     }
 262   }
 263   aMakeShapeList.appendAlgo(aDeletedSubs);
 264
 265   std::shared_ptr<GeomAlgoAPI_Copy> aCopy(new GeomAlgoAPI_Copy(aResultShape));
 266   aResultShape = aCopy->shape();
 267   aMakeShapeList.appendAlgo(aCopy);
 268
 269   // Store result.
 270   ResultBodyPtr aResultBody = document()->createBody(data());
 271   aResultBody->storeModified(aBaseShape, aResultShape, 1);
 272   std::set<GeomAPI_Shape::ShapeType>::iterator aTypeIter = aTypes.begin();
 273   for(; aTypeIter != aTypes.end(); aTypeIter++)
 274     aResultBody->loadDeletedShapes(&aMakeShapeList, aBaseShape, *aTypeIter, 1);
 275   aResultBody->loadAndOrientModifiedShapes(&aMakeShapeList, aBaseShape, GeomAPI_Shape::FACE,
 276           2, "Modified_Face", *aMakeShapeList.mapOfSubShapes().get(), true, false, true);
 277   aResultBody->loadAndOrientModifiedShapes(&aMakeShapeList, aBaseShape, GeomAPI_Shape::EDGE,
 278           3, "Modified_Edge", *aMakeShapeList.mapOfSubShapes().get(), false, false, true);
 279   aResultBody->loadAndOrientModifiedShapes(&aMakeShapeList, aBaseShape, GeomAPI_Shape::VERTEX,
 280           4, "Modified_Vertex", *aMakeShapeList.mapOfSubShapes().get());
 281   setResult(aResultBody);
 282 }