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
  47   std::shared_ptr<ModelAPI_Data> aData = data();
  48   AttributeRefListPtr aRefListOfShapes = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  49       aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
  50   AttributeRefListPtr aRefListOfMirrored = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  51       aData->attribute(SketchPlugin_Constraint::ENTITY_C()));
  52   std::list<ObjectPtr> anInitialList =  aRefListOfShapes->list();
  53   std::list<ObjectPtr> aMirroredList =  aRefListOfMirrored->list();
  54   std::vector<bool> isUsed(anInitialList.size(), false);
  55   // add new items to the list
  56   for(int anInd = 0; anInd < aMirrorObjectRefs->size(); anInd++) {
  57     std::shared_ptr<ModelAPI_AttributeSelection> aSelect = aMirrorObjectRefs->value(anInd);
  58     std::list<ObjectPtr>::const_iterator anIt = anInitialList.begin();
  59     std::vector<bool>::iterator aUsedIt = isUsed.begin();
  60     for (; anIt != anInitialList.end(); anIt++, aUsedIt++)
  61       if (*anIt == aSelect->context()) {
  62         *aUsedIt = true;
  63         break;
  64       }
  65     if (anIt == anInitialList.end())
  66       aRefListOfShapes->append(aSelect->context());
  67   }
  68   // remove unused items
  69   std::list<ObjectPtr>::iterator anInitIter = anInitialList.begin();
  70   std::list<ObjectPtr>::iterator aMirrorIter = aMirroredList.begin();
  71   std::vector<bool>::iterator aUsedIter = isUsed.begin();
  72   for (; aUsedIter != isUsed.end(); aUsedIter++) {
  73     if (!(*aUsedIter)) {
  74       aRefListOfShapes->remove(*anInitIter);
  75       if (aMirrorIter != aMirroredList.end()) {
  76         aRefListOfMirrored->remove(*aMirrorIter);
  77         // remove the corresponding feature from the sketch
  78         ResultConstructionPtr aRC =
  79             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aMirrorIter);
  80         DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
  81         FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
  82         if (aFeature)
  83           aDoc->removeFeature(aFeature);
  84       }
  85     }
  86     if (anInitIter != anInitialList.end())
  87       anInitIter++;
  88     if (aMirrorIter != aMirroredList.end())
  89       aMirrorIter++;
  90   }
  91
  92   static Events_ID aRedisplayEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
  93
  94   // Check consistency of initial list and mirrored list
  95   anInitialList =  aRefListOfShapes->list();
  96   anInitIter = anInitialList.begin();
  97   aMirrorIter = aMirroredList.begin();
  98   int indFirstWrong = 0; // index of element starts difference in the lists
  99   std::set<int> anInvalidInd; // list of indices of removed features
 100   std::shared_ptr<SketchPlugin_Feature> aFeatureIn, aFeatureOut;
 101   for ( ; anInitIter != anInitialList.end(); anInitIter++, indFirstWrong++) {
 102     // Add features and store indices of objects to remove
 103     aFeatureIn = std::dynamic_pointer_cast<SketchPlugin_Feature>(*anInitIter);
 104     ResultConstructionPtr aRCIn;
 105     if (!aFeatureIn) {
 106       aRCIn = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anInitIter);
 107       if (aRCIn)
 108         aFeatureIn = std::dynamic_pointer_cast<SketchPlugin_Feature>(
 109             aRCIn->document()->feature(aRCIn));
 110     }
 111     if (aMirrorIter == aMirroredList.end())
 112       aFeatureOut = std::shared_ptr<SketchPlugin_Feature>();
 113     else {
 114       aFeatureOut = std::dynamic_pointer_cast<SketchPlugin_Feature>(*aMirrorIter);
 115       if (!aFeatureOut) {
 116         ResultConstructionPtr aRC =
 117             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anInitIter);
 118         if (aRC)
 119           aFeatureOut = std::dynamic_pointer_cast<SketchPlugin_Feature>(
 120               aRC->document()->feature(aRC));
 121       }
 122     }
 123     if (!aFeatureIn) {
 124       if (aFeatureOut)
 125         break; // the lists are inconsistent
 126       continue;
 127     }
 128     if (!aFeatureOut) {
 129       if (aMirrorIter != aMirroredList.end())
 130         break; // the lists are inconsistent
 131       // There is no mirrored object yet, create it
 132       FeaturePtr aNewFeature = sketch()->addFeature(aFeatureIn->getKind());
 133       aFeatureIn->data()->copyTo(aNewFeature->data());
 134       aNewFeature->execute();
 135       ModelAPI_EventCreator::get()->sendUpdated(aNewFeature, aRedisplayEvent);
 136
 137       std::shared_ptr<GeomAPI_Shape> aShapeIn = aRCIn->shape();
 138       const std::list<ResultPtr>& aResults = aNewFeature->results();
 139       std::list<ResultPtr>::const_iterator anIt = aResults.begin();
 140       for (; anIt != aResults.end(); anIt++) {
 141         ResultConstructionPtr aRC = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anIt);
 142         if (!aRC) continue;
 143         std::shared_ptr<GeomAPI_Shape> aShapeOut = aRC->shape();
 144         if ((aShapeIn->isVertex() && aShapeOut->isVertex()) ||
 145             (aShapeIn->isEdge() && aShapeOut->isEdge()) ||
 146             (aShapeIn->isFace() && aShapeOut->isFace()))
 147           aRefListOfMirrored->append(aRC);
 148       }
 149       continue;
 150     }
 151     if (aFeatureIn->getKind() != aFeatureOut->getKind())
 152       break; // the lists are inconsistent
 153     if (!aFeatureIn->data()->isValid()) {
 154       // initial feature was removed, delete it from lists
 155       anInvalidInd.insert(indFirstWrong);
 156     }
 157     aMirrorIter++;
 158   }
 159   // Remove from the list objects already deleted before
 160   std::set<int>::reverse_iterator anIt = anInvalidInd.rbegin();
 161   for ( ; anIt != anInvalidInd.rend(); anIt++) {
 162     if (*anIt < indFirstWrong) indFirstWrong--;
 163     aRefListOfShapes->remove(aRefListOfShapes->object(*anIt));
 164     aRefListOfMirrored->remove(aRefListOfMirrored->object(*anIt));
 165   }
 166   // If the lists inconsistent, remove all objects from mirrored list starting from indFirstWrong
 167   if (anInitIter != anInitialList.end()) {
 168     while (aRefListOfMirrored->size() > indFirstWrong)
 169       aRefListOfMirrored->remove(aRefListOfMirrored->object(indFirstWrong));
 170     // Create mirrored features instead of removed
 171     anInitialList =  aRefListOfShapes->list();
 172     anInitIter = anInitialList.begin();
 173     for (int i = 0; i < indFirstWrong; i++) anInitIter++;
 174     for ( ; anInitIter != anInitialList.end(); anInitIter++) {
 175       aFeatureIn = std::dynamic_pointer_cast<SketchPlugin_Feature>(*anInitIter);
 176       FeaturePtr aNewFeature = aFeatureIn->document()->addFeature(aFeatureIn->getKind());
 177       aRefListOfMirrored->append(aNewFeature);
 178     }
 179   }
 180 }
 181
 182 AISObjectPtr SketchPlugin_ConstraintMirror::getAISObject(AISObjectPtr thePrevious)
 183 {
 184   if (!sketch())
 185     return thePrevious;
 186
 187   AISObjectPtr anAIS = thePrevious;
 188   if (!anAIS) {
 189     anAIS = SketcherPrs_Factory::mirrorConstraint(this, sketch()->coordinatePlane());
 190   }
 191   return anAIS;
 192 }
 193
 194