src/SketchPlugin/SketchPlugin_ConstraintMirror.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:    SketchPlugin_ConstraintMirror.cpp
   4 // Created: 17 Mar 2015
   5 // Author:  Artem ZHIDKOV
   6
   7 #include "SketchPlugin_ConstraintMirror.h"
   8
   9 #include <ModelAPI_AttributeDouble.h>
  10 #include <ModelAPI_Data.h>
  11 #include <ModelAPI_ResultConstruction.h>
  12 #include <ModelAPI_AttributeRefList.h>
  13 #include <ModelAPI_AttributeSelectionList.h>
  14 #include <ModelAPI_Events.h>
  15 #include <ModelAPI_Session.h>
  16 #include <ModelAPI_Validator.h>
  17
  18 #include <SketchPlugin_Line.h>
  19 #include <SketchPlugin_Sketch.h>
  20
  21 #include <SketcherPrs_Factory.h>
  22
  23 #include <Config_PropManager.h>
  24
  25 SketchPlugin_ConstraintMirror::SketchPlugin_ConstraintMirror()
  26 {
  27 }
  28
  29 void SketchPlugin_ConstraintMirror::initAttributes()
  30 {
  31   data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefAttr::typeId());
  32   data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefList::typeId());
  33   data()->addAttribute(SketchPlugin_Constraint::ENTITY_C(), ModelAPI_AttributeRefList::typeId());
  34   AttributeSelectionListPtr aSelection =
  35     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(data()->addAttribute(
  36     SketchPlugin_ConstraintMirror::MIRROR_LIST_ID(), ModelAPI_AttributeSelectionList::typeId()));
  37   aSelection->setSelectionType("EDGE");
  38   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), SketchPlugin_Constraint::ENTITY_B());
  39   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), SketchPlugin_Constraint::ENTITY_C());
  40 }
  41
  42 void SketchPlugin_ConstraintMirror::execute()
  43 {
  44   AttributeSelectionListPtr aMirrorObjectRefs =
  45       selectionList(SketchPlugin_ConstraintMirror::MIRROR_LIST_ID());
  46   if (!aMirrorObjectRefs->isInitialized())
  47     return;
  48
  49   std::shared_ptr<ModelAPI_Data> aData = data();
  50   AttributeRefListPtr aRefListOfShapes = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  51       aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
  52   AttributeRefListPtr aRefListOfMirrored = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  53       aData->attribute(SketchPlugin_Constraint::ENTITY_C()));
  54   std::list<ObjectPtr> anInitialList =  aRefListOfShapes->list();
  55   std::list<ObjectPtr> aMirroredList =  aRefListOfMirrored->list();
  56   std::vector<bool> isUsed(anInitialList.size(), false);
  57   // add new items to the list
  58   for(int anInd = 0; anInd < aMirrorObjectRefs->size(); anInd++) {
  59     std::shared_ptr<ModelAPI_AttributeSelection> aSelect = aMirrorObjectRefs->value(anInd);
  60     std::list<ObjectPtr>::const_iterator anIt = anInitialList.begin();
  61     std::vector<bool>::iterator aUsedIt = isUsed.begin();
  62     for (; anIt != anInitialList.end(); anIt++, aUsedIt++)
  63       if (*anIt == aSelect->context()) {
  64         *aUsedIt = true;
  65         break;
  66       }
  67     if (anIt == anInitialList.end())
  68       aRefListOfShapes->append(aSelect->context());
  69   }
  70   // remove unused items
  71   std::list<ObjectPtr>::iterator anInitIter = anInitialList.begin();
  72   std::list<ObjectPtr>::iterator aMirrorIter = aMirroredList.begin();
  73   std::vector<bool>::iterator aUsedIter = isUsed.begin();
  74   for (; aUsedIter != isUsed.end(); aUsedIter++) {
  75     if (!(*aUsedIter)) {
  76       aRefListOfShapes->remove(*anInitIter);
  77       if (aMirrorIter != aMirroredList.end()) {
  78         aRefListOfMirrored->remove(*aMirrorIter);
  79         // remove the corresponding feature from the sketch
  80         ResultConstructionPtr aRC =
  81             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aMirrorIter);
  82         DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
  83         FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
  84         if (aFeature)
  85           aDoc->removeFeature(aFeature);
  86       }
  87     }
  88     if (anInitIter != anInitialList.end())
  89       anInitIter++;
  90     if (aMirrorIter != aMirroredList.end())
  91       aMirrorIter++;
  92   }
  93
  94   static Events_ID aRedisplayEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
  95
  96   // Check consistency of initial list and mirrored list
  97   anInitialList =  aRefListOfShapes->list();
  98   anInitIter = anInitialList.begin();
  99   aMirrorIter = aMirroredList.begin();
 100   int indFirstWrong = 0; // index of element starts difference in the lists
 101   std::set<int> anInvalidInd; // list of indices of removed features
 102   std::shared_ptr<SketchPlugin_Feature> aFeatureIn, aFeatureOut;
 103   for ( ; anInitIter != anInitialList.end(); anInitIter++, indFirstWrong++) {
 104     // Add features and store indices of objects to remove
 105     aFeatureIn = std::dynamic_pointer_cast<SketchPlugin_Feature>(*anInitIter);
 106     ResultConstructionPtr aRCIn;
 107     if (!aFeatureIn) {
 108       aRCIn = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anInitIter);
 109       if (aRCIn)
 110         aFeatureIn = std::dynamic_pointer_cast<SketchPlugin_Feature>(
 111             aRCIn->document()->feature(aRCIn));
 112     }
 113     if (aMirrorIter == aMirroredList.end())
 114       aFeatureOut = std::shared_ptr<SketchPlugin_Feature>();
 115     else {
 116       aFeatureOut = std::dynamic_pointer_cast<SketchPlugin_Feature>(*aMirrorIter);
 117       if (!aFeatureOut) {
 118         ResultConstructionPtr aRC =
 119             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anInitIter);
 120         if (aRC)
 121           aFeatureOut = std::dynamic_pointer_cast<SketchPlugin_Feature>(
 122               aRC->document()->feature(aRC));
 123       }
 124     }
 125     if (!aFeatureIn) {
 126       if (aFeatureOut)
 127         break; // the lists are inconsistent
 128       continue;
 129     }
 130     if (!aFeatureOut) {
 131       if (aMirrorIter != aMirroredList.end())
 132         break; // the lists are inconsistent
 133       // There is no mirrored object yet, create it
 134       FeaturePtr aNewFeature = sketch()->addFeature(aFeatureIn->getKind());
 135       aFeatureIn->data()->copyTo(aNewFeature->data());
 136       aNewFeature->execute();
 137       ModelAPI_EventCreator::get()->sendUpdated(aNewFeature, aRedisplayEvent);
 138
 139       std::shared_ptr<GeomAPI_Shape> aShapeIn = aRCIn->shape();
 140       const std::list<ResultPtr>& aResults = aNewFeature->results();
 141       std::list<ResultPtr>::const_iterator anIt = aResults.begin();
 142       for (; anIt != aResults.end(); anIt++) {
 143         ResultConstructionPtr aRC = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anIt);
 144         if (!aRC) continue;
 145         std::shared_ptr<GeomAPI_Shape> aShapeOut = aRC->shape();
 146         if ((aShapeIn->isVertex() && aShapeOut->isVertex()) ||
 147             (aShapeIn->isEdge() && aShapeOut->isEdge()) ||
 148             (aShapeIn->isFace() && aShapeOut->isFace()))
 149           aRefListOfMirrored->append(aRC);
 150       }
 151       continue;
 152     }
 153     if (aFeatureIn->getKind() != aFeatureOut->getKind())
 154       break; // the lists are inconsistent
 155     if (!aFeatureIn->data()->isValid()) {
 156       // initial feature was removed, delete it from lists
 157       anInvalidInd.insert(indFirstWrong);
 158     }
 159     aMirrorIter++;
 160   }
 161   // Remove from the list objects already deleted before
 162   std::set<int>::reverse_iterator anIt = anInvalidInd.rbegin();
 163   for ( ; anIt != anInvalidInd.rend(); anIt++) {
 164     if (*anIt < indFirstWrong) indFirstWrong--;
 165     aRefListOfShapes->remove(aRefListOfShapes->object(*anIt));
 166     aRefListOfMirrored->remove(aRefListOfMirrored->object(*anIt));
 167   }
 168   // If the lists inconsistent, remove all objects from mirrored list starting from indFirstWrong
 169   if (anInitIter != anInitialList.end()) {
 170     while (aRefListOfMirrored->size() > indFirstWrong)
 171       aRefListOfMirrored->remove(aRefListOfMirrored->object(indFirstWrong));
 172     // Create mirrored features instead of removed
 173     anInitialList =  aRefListOfShapes->list();
 174     anInitIter = anInitialList.begin();
 175     for (int i = 0; i < indFirstWrong; i++) anInitIter++;
 176     for ( ; anInitIter != anInitialList.end(); anInitIter++) {
 177       aFeatureIn = std::dynamic_pointer_cast<SketchPlugin_Feature>(*anInitIter);
 178       FeaturePtr aNewFeature = aFeatureIn->document()->addFeature(aFeatureIn->getKind());
 179       aRefListOfMirrored->append(aNewFeature);
 180     }
 181   }
 182 }
 183
 184 AISObjectPtr SketchPlugin_ConstraintMirror::getAISObject(AISObjectPtr thePrevious)
 185 {
 186   if (!sketch())
 187     return thePrevious;
 188
 189   AISObjectPtr anAIS = thePrevious;
 190   if (!anAIS) {
 191     anAIS = SketcherPrs_Factory::mirrorConstraint(this, sketch()->coordinatePlane());
 192   }
 193   return anAIS;
 194 }
 195
 196