src/SketchPlugin/SketchPlugin_MultiRotation.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:    SketchPlugin_MultiRotation.cpp
   4 // Created: 21 Apr 2015
   5 // Author:  Artem ZHIDKOV
   6
   7 #include "SketchPlugin_MultiRotation.h"
   8 #include "SketchPlugin_Tools.h"
   9
  10 #include <GeomDataAPI_Point2D.h>
  11 #include <ModelAPI_AttributeRefAttr.h>
  12 #include <ModelAPI_AttributeDouble.h>
  13 #include <ModelAPI_AttributeString.h>
  14 #include <ModelAPI_AttributeInteger.h>
  15 #include <ModelAPI_Data.h>
  16 #include <ModelAPI_ResultConstruction.h>
  17 #include <ModelAPI_AttributeRefList.h>
  18 #include <ModelAPI_Events.h>
  19 #include <ModelAPI_Session.h>
  20 #include <ModelAPI_Validator.h>
  21 #include <ModelAPI_Tools.h>
  22
  23 #include <SketchPlugin_SketchEntity.h>
  24
  25 #include <GeomAPI_Pnt2d.h>
  26 #include <GeomAPI_XY.h>
  27
  28 #include <SketcherPrs_Factory.h>
  29
  30 #include <cmath>
  31
  32 #define PI 3.1415926535897932
  33
  34 SketchPlugin_MultiRotation::SketchPlugin_MultiRotation()
  35 {
  36 }
  37
  38 void SketchPlugin_MultiRotation::initAttributes()
  39 {
  40   data()->addAttribute(CENTER_ID(), ModelAPI_AttributeRefAttr::typeId());
  41
  42   data()->addAttribute(ANGLE_TYPE(),   ModelAPI_AttributeString::typeId());
  43   data()->addAttribute(ANGLE_ID(), ModelAPI_AttributeDouble::typeId());
  44   data()->addAttribute(NUMBER_OF_OBJECTS_ID(), ModelAPI_AttributeInteger::typeId());
  45   data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefList::typeId());
  46   data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefList::typeId());
  47   data()->addAttribute(ROTATION_LIST_ID(), ModelAPI_AttributeRefList::typeId());
  48   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), SketchPlugin_Constraint::ENTITY_A());
  49   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), SketchPlugin_Constraint::ENTITY_B());
  50 }
  51
  52 void SketchPlugin_MultiRotation::execute()
  53 {
  54   if (!sketch()) {
  55     // it is possible, that this method is called before this feature has back reference to sketch
  56     // in this case, the execute is performed after this is done
  57     return;
  58   }
  59
  60   AttributeRefListPtr aRotationObjectRefs = reflist(ROTATION_LIST_ID());
  61   int aNbCopies = integer(NUMBER_OF_OBJECTS_ID())->value() - 1;
  62   if (aNbCopies <= 0)
  63     return;
  64
  65   // Obtain center and angle of rotation
  66   AttributeRefAttrPtr aCenter = data()->refattr(CENTER_ID());
  67   if (!aCenter || !aCenter->isInitialized())
  68     return;
  69
  70   //double anAngle = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  71   //                                                           attribute(ANGLE_ID()))->value();
  72
  73   // Convert angle to radians
  74   //anAngle *= PI / 180.0;
  75
  76   // Wait all objects being created, then send update events
  77   static Events_ID anUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
  78   bool isUpdateFlushed = Events_Loop::loop()->isFlushed(anUpdateEvent);
  79   if (isUpdateFlushed)
  80     Events_Loop::loop()->setFlushed(anUpdateEvent, false);
  81
  82   std::shared_ptr<ModelAPI_Data> aData = data();
  83   AttributeRefListPtr aRefListOfShapes = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  84       aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
  85   AttributeRefListPtr aRefListOfRotated = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  86       aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
  87   int aCurrentNbCopies = aRefListOfShapes->size() ?
  88       aRefListOfRotated->size() / aRefListOfShapes->size() - 1 : 0;
  89   std::list<ObjectPtr> anInitialList = aRefListOfShapes->list();
  90   std::list<ObjectPtr> aTargetList = aRefListOfRotated->list();
  91   std::list<ObjectPtr> anAddition;
  92   std::vector<bool> isUsed(anInitialList.size(), false);
  93   // collect new items and check the items to remove
  94   for(int anInd = 0; anInd < aRotationObjectRefs->size(); anInd++) {
  95     ObjectPtr anObject = aRotationObjectRefs->object(anInd);
  96     std::list<ObjectPtr>::const_iterator anIt = anInitialList.begin();
  97     std::vector<bool>::iterator aUsedIt = isUsed.begin();
  98     for (; anIt != anInitialList.end(); anIt++, aUsedIt++)
  99       if (*anIt == anObject) {
 100         *aUsedIt = true;
 101         break;
 102       }
 103     if (anIt == anInitialList.end())
 104       anAddition.push_back(anObject);
 105   }
 106   // remove unused items
 107   std::list<ObjectPtr>::iterator anInitIter = anInitialList.begin();
 108   std::list<ObjectPtr>::iterator aTargetIter = aTargetList.begin();
 109   std::vector<bool>::iterator aUsedIter = isUsed.begin();
 110   std::set<FeaturePtr> aFeaturesToBeRemoved;
 111   for (; aUsedIter != isUsed.end(); aUsedIter++) {
 112     if (!(*aUsedIter)) {
 113       aRefListOfShapes->remove(*anInitIter);
 114       aRefListOfRotated->remove(*aTargetIter++);
 115       for (int i = 0; i < aCurrentNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++) {
 116         aRefListOfRotated->remove(*aTargetIter);
 117         // remove the corresponding feature from the sketch
 118         ResultConstructionPtr aRC =
 119             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aTargetIter);
 120         DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
 121         FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
 122         if (aFeature)
 123           aFeaturesToBeRemoved.insert(aFeature);
 124       }
 125     } else {
 126       for (int i = 0; i <= aNbCopies && aTargetIter != aTargetList.end(); i++)
 127         aTargetIter++;
 128     }
 129     if (anInitIter != anInitialList.end())
 130       anInitIter++;
 131   }
 132   ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToBeRemoved);
 133   // change number of copies
 134   if (aCurrentNbCopies != 0 && aNbCopies != aCurrentNbCopies) {
 135     bool isAdd = aNbCopies > aCurrentNbCopies;
 136     int aMinCopies = isAdd ? aCurrentNbCopies : aNbCopies;
 137     int aMaxCopies = isAdd ? aNbCopies : aCurrentNbCopies;
 138     int ind = 0;
 139
 140     aTargetList = aRefListOfRotated->list();
 141     aTargetIter = aTargetList.begin();
 142     ObjectPtr anObjToCopy = *aTargetIter;
 143     std::set<FeaturePtr> aFeaturesToBeRemoved;
 144     while (aTargetIter != aTargetList.end()) {
 145       aRefListOfRotated->remove(*aTargetIter);
 146       aTargetIter++;
 147       ind++;
 148       if (ind > aMinCopies && ind <=aMaxCopies) {
 149         while (ind <= aMaxCopies) {
 150           if (isAdd) {
 151             // Add new shifted item
 152             ObjectPtr anObject = copyFeature(anObjToCopy);
 153             aTargetList.insert(aTargetIter, anObject);
 154           } else {
 155             // remove object
 156             std::list<ObjectPtr>::iterator aRemoveIt = aTargetIter++;
 157             ObjectPtr anObject = *aRemoveIt;
 158             aTargetList.erase(aRemoveIt);
 159             aRefListOfRotated->remove(anObject);
 160             // remove the corresponding feature from the sketch
 161             ResultConstructionPtr aRC =
 162                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(anObject);
 163             DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
 164             FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
 165             if (aFeature)
 166               aFeaturesToBeRemoved.insert(aFeature);
 167           }
 168           ind++;
 169         }
 170         ind = 0;
 171         if (aTargetIter != aTargetList.end())
 172           anObjToCopy = *aTargetIter;
 173       }
 174     }
 175     ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToBeRemoved);
 176
 177     for (aTargetIter = aTargetList.begin(); aTargetIter != aTargetList.end(); aTargetIter++)
 178       aRefListOfRotated->append(*aTargetIter);
 179   }
 180   // add new items
 181   std::list<ObjectPtr>::iterator anAddIter = anAddition.begin();
 182   for (; anAddIter != anAddition.end(); anAddIter++) {
 183     aRefListOfShapes->append(*anAddIter);
 184     aRefListOfRotated->append(*anAddIter);
 185     for (int i = 0; i < aNbCopies; i++) {
 186       ObjectPtr anObject = copyFeature(*anAddIter);
 187       aRefListOfRotated->append(anObject);
 188     }
 189   }
 190
 191 ////  if (fabs(anAngle) > 1.e-12) {
 192 ////    // Recalculate positions of features
 193 ////    aTargetList = aRefListOfRotated->list();
 194 ////    aTargetIter = aTargetList.begin();
 195 ////    while (aTargetIter != aTargetList.end()) {
 196 ////      ObjectPtr anInitialObject = *aTargetIter++;
 197 ////      for (int i = 0; i < aNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++)
 198 ////        rotateFeature(anInitialObject, *aTargetIter, aCenter->x(), aCenter->y(), anAngle * (i + 1));
 199 ////    }
 200 ////  }
 201
 202   // send events to update the sub-features by the solver
 203   if (isUpdateFlushed)
 204     Events_Loop::loop()->setFlushed(anUpdateEvent, true);
 205 }
 206
 207 AISObjectPtr SketchPlugin_MultiRotation::getAISObject(AISObjectPtr thePrevious)
 208 {
 209   if (!sketch())
 210     return thePrevious;
 211
 212   AISObjectPtr anAIS = SketcherPrs_Factory::rotateConstraint(this, sketch()->coordinatePlane(),
 213                                                              thePrevious);
 214   return anAIS;
 215 }
 216
 217 void SketchPlugin_MultiRotation::erase()
 218 {
 219   static Events_Loop* aLoop = Events_Loop::loop();
 220   static Events_ID aRedispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 221
 222   // Set copy attribute to false on all copied features.
 223   AttributeRefListPtr aRefListOfShapes = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 224       data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
 225   AttributeRefListPtr aRefListOfRotated = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 226       data()->attribute(SketchPlugin_Constraint::ENTITY_B()));
 227
 228   if(aRefListOfShapes.get() && aRefListOfRotated.get()) {
 229     for(int anIndex = 0; anIndex < aRefListOfRotated->size(); anIndex++) {
 230       ObjectPtr anObject = aRefListOfRotated->object(anIndex);
 231       if(aRefListOfShapes->isInList(anObject)) {
 232         // Don't modify attribute of original features, just skip.
 233         continue;
 234       }
 235       if(anObject.get()) {
 236         ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 237         if(aRes.get()) {
 238           FeaturePtr aFeature = aRes->document()->feature(aRes);
 239           if(aFeature.get()) {
 240             AttributeBooleanPtr aBooleanAttr = aFeature->boolean(SketchPlugin_SketchEntity::COPY_ID());
 241             if(aBooleanAttr.get()) {
 242               if (ModelAPI_Session::get()->isOperation()) // if this is not undo or redo
 243                 aBooleanAttr->setValue(false);
 244               // Redisplay object as it is not copy anymore.
 245               ModelAPI_EventCreator::get()->sendUpdated(aRes, aRedispEvent);
 246             }
 247           }
 248         }
 249       }
 250     }
 251   }
 252
 253   SketchPlugin_ConstraintBase::erase();
 254 }
 255
 256 ObjectPtr SketchPlugin_MultiRotation::copyFeature(ObjectPtr theObject)
 257 {
 258   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theObject);
 259   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 260   if (!aFeature || !aResult)
 261     return ObjectPtr();
 262
 263   FeaturePtr aNewFeature = SketchPlugin_Sketch::addUniqueNamedCopiedFeature(aFeature, sketch(), true);
 264   aNewFeature->execute();
 265
 266   static Events_ID aRedisplayEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
 267   ModelAPI_EventCreator::get()->sendUpdated(aNewFeature, aRedisplayEvent);
 268
 269   std::shared_ptr<GeomAPI_Shape> aShapeIn = aResult->shape();
 270   const std::list<ResultPtr>& aResults = aNewFeature->results();
 271   std::list<ResultPtr>::const_iterator anIt = aResults.begin();
 272   for (; anIt != aResults.end(); anIt++) {
 273     ResultConstructionPtr aRC = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anIt);
 274     if (!aRC) continue;
 275     std::shared_ptr<GeomAPI_Shape> aShapeOut = aRC->shape();
 276     if ((aShapeIn->isVertex() && aShapeOut->isVertex()) ||
 277         (aShapeIn->isEdge() && aShapeOut->isEdge()) ||
 278         (aShapeIn->isFace() && aShapeOut->isFace()))
 279       return aRC;
 280   }
 281   return ObjectPtr();
 282 }
 283
 284 /*void SketchPlugin_MultiRotation::rotateFeature(
 285     ObjectPtr theInitial, ObjectPtr theTarget,
 286     double theCenterX, double theCenterY, double theAngle)
 287 {
 288   std::shared_ptr<GeomAPI_Pnt2d> aCenter(new GeomAPI_Pnt2d(theCenterX, theCenterY));
 289   double cosA = std::cos(theAngle);
 290   double sinA = std::sin(theAngle);
 291
 292   FeaturePtr anInitialFeature = ModelAPI_Feature::feature(theInitial);
 293   FeaturePtr aTargetFeature = ModelAPI_Feature::feature(theTarget);
 294
 295   // block feature update
 296   aTargetFeature->data()->blockSendAttributeUpdated(true);
 297
 298   std::list<AttributePtr> anInitAttrList =
 299       anInitialFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 300   std::list<AttributePtr> aTargetAttrList =
 301       aTargetFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 302   std::list<AttributePtr>::iterator anInitIt = anInitAttrList.begin();
 303   std::list<AttributePtr>::iterator aTargetIt = aTargetAttrList.begin();
 304   for (; anInitIt != anInitAttrList.end(); anInitIt++, aTargetIt++) {
 305     std::shared_ptr<GeomDataAPI_Point2D> aPointFrom =
 306         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anInitIt);
 307     std::shared_ptr<GeomDataAPI_Point2D> aPointTo =
 308         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*aTargetIt);
 309     std::shared_ptr<GeomAPI_XY> aPnt = aPointFrom->pnt()->xy();
 310     if (aPnt->distance(aCenter->xy()) > 1.e-7) {
 311       std::shared_ptr<GeomAPI_XY> aDir = aPnt->decreased(aCenter->xy());
 312       double dx = cosA * aDir->x() - sinA * aDir->y();
 313       double dy = sinA * aDir->x() + cosA * aDir->y();
 314       aPnt->setX(aCenter->x() + dx);
 315       aPnt->setY(aCenter->y() + dy);
 316     }
 317     aPointTo->setValue(aPnt->x(), aPnt->y());
 318   }
 319
 320   // unblock feature update
 321   aTargetFeature->data()->blockSendAttributeUpdated(false);
 322 }*/
 323
 324
 325 void SketchPlugin_MultiRotation::attributeChanged(const std::string& theID)
 326 {
 327   if (theID == ROTATION_LIST_ID()) {
 328     AttributeRefListPtr aRotationObjectRefs = reflist(ROTATION_LIST_ID());
 329     if (aRotationObjectRefs->size() == 0) {
 330       int aNbCopies = integer(NUMBER_OF_OBJECTS_ID())->value()-1;
 331       if (aNbCopies <= 0)
 332         return;
 333
 334       // Clear list of objects
 335       AttributeRefListPtr aRefListOfRotated = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 336           data()->attribute(SketchPlugin_Constraint::ENTITY_B()));
 337       std::list<ObjectPtr> aTargetList = aRefListOfRotated->list();
 338       std::list<ObjectPtr>::iterator aTargetIter = aTargetList.begin();
 339       std::set<FeaturePtr> aFeaturesToBeRemoved;
 340       while (aTargetIter != aTargetList.end()) {
 341         aTargetIter++;
 342         for (int i = 0; i < aNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++) {
 343           aRefListOfRotated->remove(*aTargetIter);
 344           // remove the corresponding feature from the sketch
 345           ResultConstructionPtr aRC =
 346             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aTargetIter);
 347           DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
 348           FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
 349           if (aFeature)
 350             aFeaturesToBeRemoved.insert(aFeature);
 351         }
 352       }
 353       ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToBeRemoved);
 354
 355       aRefListOfRotated->clear();
 356       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 357         data()->attribute(SketchPlugin_Constraint::ENTITY_A()))->clear();
 358       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 359         data()->attribute(SketchPlugin_Constraint::ENTITY_B()))->clear();
 360     }
 361   }
 362 }