src/SketchPlugin/SketchPlugin_MultiTranslation.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:    SketchPlugin_MultiTranslation.cpp
   4 // Created: 21 Apr 2015
   5 // Author:  Artem ZHIDKOV
   6
   7 #include "SketchPlugin_MultiTranslation.h"
   8
   9 #include <GeomAPI_XY.h>
  10 #include <GeomDataAPI_Point2D.h>
  11 #include <ModelAPI_AttributeDouble.h>
  12 #include <ModelAPI_AttributeInteger.h>
  13 #include <ModelAPI_Data.h>
  14 #include <ModelAPI_ResultConstruction.h>
  15 #include <ModelAPI_AttributeRefList.h>
  16 #include <ModelAPI_AttributeSelectionList.h>
  17 #include <ModelAPI_Events.h>
  18 #include <ModelAPI_Session.h>
  19 #include <ModelAPI_Validator.h>
  20
  21 SketchPlugin_MultiTranslation::SketchPlugin_MultiTranslation()
  22 {
  23 }
  24
  25 void SketchPlugin_MultiTranslation::initAttributes()
  26 {
  27   data()->addAttribute(START_POINT_ID(), GeomDataAPI_Point2D::typeId());
  28   data()->addAttribute(END_POINT_ID(), GeomDataAPI_Point2D::typeId());
  29   data()->addAttribute(NUMBER_OF_COPIES_ID(), ModelAPI_AttributeDouble::typeId()/*ModelAPI_AttributeInteger::typeId()*/);
  30   data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefList::typeId());
  31   data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefList::typeId());
  32   AttributeSelectionListPtr aSelection =
  33     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(data()->addAttribute(
  34     TRANSLATION_LIST_ID(), ModelAPI_AttributeSelectionList::typeId()));
  35   aSelection->setSelectionType("EDGE");
  36   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), SketchPlugin_Constraint::ENTITY_A());
  37   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), SketchPlugin_Constraint::ENTITY_B());
  38 }
  39
  40 void SketchPlugin_MultiTranslation::execute()
  41 {
  42   AttributeSelectionListPtr aTranslationObjectRefs = selectionList(TRANSLATION_LIST_ID());
  43   int aNbCopies = (int)(std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  44       attribute(NUMBER_OF_COPIES_ID()))->value());
  45
  46   // Calculate shift vector
  47   std::shared_ptr<GeomDataAPI_Point2D> aStart = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  48       attribute(START_POINT_ID()));
  49   std::shared_ptr<GeomDataAPI_Point2D> aEnd = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  50       attribute(END_POINT_ID()));
  51   if (!aStart || !aEnd || !aStart->isInitialized() || !aEnd->isInitialized())
  52     return;
  53   std::shared_ptr<GeomAPI_XY> aShiftVec(new GeomAPI_XY(aEnd->x() - aStart->x(), aEnd->y() - aStart->y()));
  54
  55   // Wait all objects being created, then send update events
  56   static Events_ID anUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
  57   bool isUpdateFlushed = Events_Loop::loop()->isFlushed(anUpdateEvent);
  58   if (isUpdateFlushed)
  59     Events_Loop::loop()->setFlushed(anUpdateEvent, false);
  60
  61   std::shared_ptr<ModelAPI_Data> aData = data();
  62   AttributeRefListPtr aRefListOfShapes = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  63       aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
  64   AttributeRefListPtr aRefListOfTranslated = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  65       aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
  66   int aCurrentNbCopies = aRefListOfShapes->size() ?
  67       aRefListOfTranslated->size() / aRefListOfShapes->size() - 1 : 0;
  68   std::list<ObjectPtr> anInitialList = aRefListOfShapes->list();
  69   std::list<ObjectPtr> aTargetList = aRefListOfTranslated->list();
  70   std::list<ResultPtr> anAddition;
  71   std::vector<bool> isUsed(anInitialList.size(), false);
  72   // collect new items and check the items to remove
  73   for(int anInd = 0; anInd < aTranslationObjectRefs->size(); anInd++) {
  74     std::shared_ptr<ModelAPI_AttributeSelection> aSelect = aTranslationObjectRefs->value(anInd);
  75     std::list<ObjectPtr>::const_iterator anIt = anInitialList.begin();
  76     std::vector<bool>::iterator aUsedIt = isUsed.begin();
  77     for (; anIt != anInitialList.end(); anIt++, aUsedIt++)
  78       if (*anIt == aSelect->context()) {
  79         *aUsedIt = true;
  80         break;
  81       }
  82     if (anIt == anInitialList.end())
  83       anAddition.push_back(aSelect->context());
  84   }
  85   // remove unused items
  86   std::list<ObjectPtr>::iterator anInitIter = anInitialList.begin();
  87   std::list<ObjectPtr>::iterator aTargetIter = aTargetList.begin();
  88   std::vector<bool>::iterator aUsedIter = isUsed.begin();
  89   for (; aUsedIter != isUsed.end(); aUsedIter++) {
  90     if (!(*aUsedIter)) {
  91       aRefListOfShapes->remove(*anInitIter);
  92       for (int i = 0; i < aCurrentNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++) {
  93         aRefListOfTranslated->remove(*aTargetIter);
  94         // remove the corresponding feature from the sketch
  95         ResultConstructionPtr aRC =
  96             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aTargetIter);
  97         DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
  98         FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
  99         if (aFeature)
 100           aDoc->removeFeature(aFeature);
 101       }
 102     } else {
 103       for (int i = 0; i <= aNbCopies && aTargetIter != aTargetList.end(); i++)
 104         aTargetIter++;
 105     }
 106     if (anInitIter != anInitialList.end())
 107       anInitIter++;
 108   }
 109   // change number of copies
 110   if (aCurrentNbCopies != 0 && aNbCopies != aCurrentNbCopies) {
 111     bool isAdd = aNbCopies > aCurrentNbCopies;
 112     int aMinCopies = isAdd ? aCurrentNbCopies : aNbCopies;
 113     int aMaxCopies = isAdd ? aNbCopies : aCurrentNbCopies;
 114     int ind = 0;
 115
 116     aTargetList = aRefListOfTranslated->list();
 117     aTargetIter = aTargetList.begin();
 118     ObjectPtr anObjToCopy = *aTargetIter;
 119     while (aTargetIter != aTargetList.end()) {
 120       aRefListOfTranslated->remove(*aTargetIter);
 121       aTargetIter++;
 122       ind++;
 123       if (ind > aMinCopies && ind <=aMaxCopies) {
 124         while (ind <= aMaxCopies) {
 125           if (isAdd) {
 126             // Add new shifted item
 127             ObjectPtr anObject = copyFeature(anObjToCopy);
 128             aTargetList.insert(aTargetIter, anObject);
 129           } else {
 130             // remove object
 131             std::list<ObjectPtr>::iterator aRemoveIt = aTargetIter;
 132             ObjectPtr anObject = *(--aRemoveIt);
 133             aTargetList.erase(aRemoveIt);
 134             // remove the corresponding feature from the sketch
 135             ResultConstructionPtr aRC =
 136                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(anObject);
 137             DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
 138             FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
 139             if (aFeature)
 140               aDoc->removeFeature(aFeature);
 141           }
 142           ind++;
 143         }
 144         ind = 0;
 145         if (aTargetIter != aTargetList.end())
 146           anObjToCopy = *aTargetIter;
 147       }
 148     }
 149
 150     for (aTargetIter = aTargetList.begin(); aTargetIter != aTargetList.end(); aTargetIter++)
 151       aRefListOfTranslated->append(*aTargetIter);
 152   }
 153   // add new items
 154   std::list<ResultPtr>::iterator anAddIter = anAddition.begin();
 155   for (; anAddIter != anAddition.end(); anAddIter++) {
 156     aRefListOfShapes->append(*anAddIter);
 157     aRefListOfTranslated->append(*anAddIter);
 158     for (int i = 0; i < aNbCopies; i++) {
 159       ObjectPtr anObject = copyFeature(*anAddIter);
 160       aRefListOfTranslated->append(anObject);
 161     }
 162   }
 163
 164   // Recalculate positions of features
 165   aTargetList = aRefListOfTranslated->list();
 166   aTargetIter = aTargetList.begin();
 167   while (aTargetIter != aTargetList.end()) {
 168     ObjectPtr anInitialObject = *aTargetIter++;
 169     for (int i = 0; i < aNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++)
 170       shiftFeature(anInitialObject, *aTargetIter,
 171           aShiftVec->x() * (i + 1), aShiftVec->y() * (i + 1));
 172   }
 173
 174   // send events to update the sub-features by the solver
 175   if (isUpdateFlushed)
 176     Events_Loop::loop()->setFlushed(anUpdateEvent, true);
 177 }
 178
 179 AISObjectPtr SketchPlugin_MultiTranslation::getAISObject(AISObjectPtr thePrevious)
 180 {
 181   if (!sketch())
 182     return thePrevious;
 183
 184   AISObjectPtr anAIS = thePrevious;
 185   if (!anAIS) {
 186 // TODO:
 187 //    anAIS = SketcherPrs_Factory::mirrorConstraint(this, sketch()->coordinatePlane());
 188   }
 189   return anAIS;
 190 }
 191
 192 ObjectPtr SketchPlugin_MultiTranslation::copyFeature(ObjectPtr theObject)
 193 {
 194   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theObject);
 195   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 196   if (!aFeature || !aResult)
 197     return ObjectPtr();
 198
 199   FeaturePtr aNewFeature = sketch()->addFeature(aFeature->getKind());
 200   aFeature->data()->copyTo(aNewFeature->data());
 201   aNewFeature->execute();
 202
 203   static Events_ID aRedisplayEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
 204   ModelAPI_EventCreator::get()->sendUpdated(aNewFeature, aRedisplayEvent);
 205
 206   std::shared_ptr<GeomAPI_Shape> aShapeIn = aResult->shape();
 207   const std::list<ResultPtr>& aResults = aNewFeature->results();
 208   std::list<ResultPtr>::const_iterator anIt = aResults.begin();
 209   for (; anIt != aResults.end(); anIt++) {
 210     ResultConstructionPtr aRC = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anIt);
 211     if (!aRC) continue;
 212     std::shared_ptr<GeomAPI_Shape> aShapeOut = aRC->shape();
 213     if ((aShapeIn->isVertex() && aShapeOut->isVertex()) ||
 214         (aShapeIn->isEdge() && aShapeOut->isEdge()) ||
 215         (aShapeIn->isFace() && aShapeOut->isFace()))
 216       return aRC;
 217   }
 218   return ObjectPtr();
 219 }
 220
 221 void SketchPlugin_MultiTranslation::shiftFeature(
 222     ObjectPtr theInitial, ObjectPtr theTarget, double theDeltaX, double theDeltaY)
 223 {
 224   FeaturePtr anInitialFeature = ModelAPI_Feature::feature(theInitial);
 225   FeaturePtr aTargetFeature = ModelAPI_Feature::feature(theTarget);
 226
 227   // block feature update
 228   aTargetFeature->data()->blockSendAttributeUpdated(true);
 229
 230   std::list<AttributePtr> anInitAttrList =
 231       anInitialFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 232   std::list<AttributePtr> aTargetAttrList =
 233       aTargetFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 234   std::list<AttributePtr>::iterator anInitIt = anInitAttrList.begin();
 235   std::list<AttributePtr>::iterator aTargetIt = aTargetAttrList.begin();
 236   for (; anInitIt != anInitAttrList.end(); anInitIt++, aTargetIt++) {
 237     std::shared_ptr<GeomDataAPI_Point2D> aPointFrom =
 238         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anInitIt);
 239     std::shared_ptr<GeomDataAPI_Point2D> aPointTo =
 240         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*aTargetIt);
 241     aPointTo->setValue(aPointFrom->x() + theDeltaX, aPointFrom->y() + theDeltaY);
 242   }
 243
 244   // unblock feature update
 245   aTargetFeature->data()->blockSendAttributeUpdated(false);
 246 }