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