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           //aDoc->removeFeature(aFeature);
 125       }
 126     } else {
 127       for (int i = 0; i <= aNbCopies && aTargetIter != aTargetList.end(); i++)
 128         aTargetIter++;
 129     }
 130     if (anInitIter != anInitialList.end())
 131       anInitIter++;
 132   }
 133   ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToBeRemoved);
 134   // change number of copies
 135   if (aCurrentNbCopies != 0 && aNbCopies != aCurrentNbCopies) {
 136     bool isAdd = aNbCopies > aCurrentNbCopies;
 137     int aMinCopies = isAdd ? aCurrentNbCopies : aNbCopies;
 138     int aMaxCopies = isAdd ? aNbCopies : aCurrentNbCopies;
 139     int ind = 0;
 140
 141     aTargetList = aRefListOfRotated->list();
 142     aTargetIter = aTargetList.begin();
 143     ObjectPtr anObjToCopy = *aTargetIter;
 144     std::set<FeaturePtr> aFeaturesToBeRemoved;
 145     while (aTargetIter != aTargetList.end()) {
 146       aRefListOfRotated->remove(*aTargetIter);
 147       aTargetIter++;
 148       ind++;
 149       if (ind > aMinCopies && ind <=aMaxCopies) {
 150         while (ind <= aMaxCopies) {
 151           if (isAdd) {
 152             // Add new shifted item
 153             ObjectPtr anObject = copyFeature(anObjToCopy);
 154             aTargetList.insert(aTargetIter, anObject);
 155           } else {
 156             // remove object
 157             std::list<ObjectPtr>::iterator aRemoveIt = aTargetIter++;
 158             ObjectPtr anObject = *aRemoveIt;
 159             aTargetList.erase(aRemoveIt);
 160             aRefListOfRotated->remove(anObject);
 161             // remove the corresponding feature from the sketch
 162             ResultConstructionPtr aRC =
 163                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(anObject);
 164             DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
 165             FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
 166             if (aFeature)
 167               aFeaturesToBeRemoved.insert(aFeature);
 168               //aDoc->removeFeature(aFeature);
 169           }
 170           ind++;
 171         }
 172         ind = 0;
 173         if (aTargetIter != aTargetList.end())
 174           anObjToCopy = *aTargetIter;
 175       }
 176     }
 177     ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToBeRemoved);
 178
 179     for (aTargetIter = aTargetList.begin(); aTargetIter != aTargetList.end(); aTargetIter++)
 180       aRefListOfRotated->append(*aTargetIter);
 181   }
 182   // add new items
 183   std::list<ObjectPtr>::iterator anAddIter = anAddition.begin();
 184   for (; anAddIter != anAddition.end(); anAddIter++) {
 185     aRefListOfShapes->append(*anAddIter);
 186     aRefListOfRotated->append(*anAddIter);
 187     for (int i = 0; i < aNbCopies; i++) {
 188       ObjectPtr anObject = copyFeature(*anAddIter);
 189       aRefListOfRotated->append(anObject);
 190     }
 191   }
 192
 193 ////  if (fabs(anAngle) > 1.e-12) {
 194 ////    // Recalculate positions of features
 195 ////    aTargetList = aRefListOfRotated->list();
 196 ////    aTargetIter = aTargetList.begin();
 197 ////    while (aTargetIter != aTargetList.end()) {
 198 ////      ObjectPtr anInitialObject = *aTargetIter++;
 199 ////      for (int i = 0; i < aNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++)
 200 ////        rotateFeature(anInitialObject, *aTargetIter, aCenter->x(), aCenter->y(), anAngle * (i + 1));
 201 ////    }
 202 ////  }
 203
 204   // send events to update the sub-features by the solver
 205   if (isUpdateFlushed)
 206     Events_Loop::loop()->setFlushed(anUpdateEvent, true);
 207 }
 208
 209 AISObjectPtr SketchPlugin_MultiRotation::getAISObject(AISObjectPtr thePrevious)
 210 {
 211   if (!sketch())
 212     return thePrevious;
 213
 214   AISObjectPtr anAIS = SketcherPrs_Factory::rotateConstraint(this, sketch()->coordinatePlane(),
 215                                                              thePrevious);
 216   return anAIS;
 217 }
 218
 219 void SketchPlugin_MultiRotation::erase()
 220 {
 221   static Events_Loop* aLoop = Events_Loop::loop();
 222   static Events_ID aRedispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 223
 224   // Set copy attribute to false on all copied features.
 225   AttributeRefListPtr aRefListOfShapes = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 226       data()->attribute(SketchPlugin_Constraint::ENTITY_A()));
 227   AttributeRefListPtr aRefListOfRotated = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 228       data()->attribute(SketchPlugin_Constraint::ENTITY_B()));
 229
 230   if(aRefListOfShapes.get() && aRefListOfRotated.get()) {
 231     for(int anIndex = 0; anIndex < aRefListOfRotated->size(); anIndex++) {
 232       ObjectPtr anObject = aRefListOfRotated->object(anIndex);
 233       if(aRefListOfShapes->isInList(anObject)) {
 234         // Don't modify attribute of original features, just skip.
 235         continue;
 236       }
 237       if(anObject.get()) {
 238         ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 239         if(aRes.get()) {
 240           FeaturePtr aFeature = aRes->document()->feature(aRes);
 241           if(aFeature.get()) {
 242             AttributeBooleanPtr aBooleanAttr = aFeature->boolean(SketchPlugin_SketchEntity::COPY_ID());
 243             if(aBooleanAttr.get()) {
 244               if (ModelAPI_Session::get()->isOperation()) // if this is not undo or redo
 245                 aBooleanAttr->setValue(false);
 246               // Redisplay object as it is not copy anymore.
 247               ModelAPI_EventCreator::get()->sendUpdated(aRes, aRedispEvent);
 248             }
 249           }
 250         }
 251       }
 252     }
 253   }
 254
 255   SketchPlugin_ConstraintBase::erase();
 256 }
 257
 258 ObjectPtr SketchPlugin_MultiRotation::copyFeature(ObjectPtr theObject)
 259 {
 260   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theObject);
 261   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 262   if (!aFeature || !aResult)
 263     return ObjectPtr();
 264
 265   FeaturePtr aNewFeature = SketchPlugin_Sketch::addUniqueNamedCopiedFeature(aFeature, sketch(), true);
 266   aNewFeature->execute();
 267
 268   static Events_ID aRedisplayEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
 269   ModelAPI_EventCreator::get()->sendUpdated(aNewFeature, aRedisplayEvent);
 270
 271   std::shared_ptr<GeomAPI_Shape> aShapeIn = aResult->shape();
 272   const std::list<ResultPtr>& aResults = aNewFeature->results();
 273   std::list<ResultPtr>::const_iterator anIt = aResults.begin();
 274   for (; anIt != aResults.end(); anIt++) {
 275     ResultConstructionPtr aRC = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anIt);
 276     if (!aRC) continue;
 277     std::shared_ptr<GeomAPI_Shape> aShapeOut = aRC->shape();
 278     if ((aShapeIn->isVertex() && aShapeOut->isVertex()) ||
 279         (aShapeIn->isEdge() && aShapeOut->isEdge()) ||
 280         (aShapeIn->isFace() && aShapeOut->isFace()))
 281       return aRC;
 282   }
 283   return ObjectPtr();
 284 }
 285
 286 /*void SketchPlugin_MultiRotation::rotateFeature(
 287     ObjectPtr theInitial, ObjectPtr theTarget,
 288     double theCenterX, double theCenterY, double theAngle)
 289 {
 290   std::shared_ptr<GeomAPI_Pnt2d> aCenter(new GeomAPI_Pnt2d(theCenterX, theCenterY));
 291   double cosA = std::cos(theAngle);
 292   double sinA = std::sin(theAngle);
 293
 294   FeaturePtr anInitialFeature = ModelAPI_Feature::feature(theInitial);
 295   FeaturePtr aTargetFeature = ModelAPI_Feature::feature(theTarget);
 296
 297   // block feature update
 298   aTargetFeature->data()->blockSendAttributeUpdated(true);
 299
 300   std::list<AttributePtr> anInitAttrList =
 301       anInitialFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 302   std::list<AttributePtr> aTargetAttrList =
 303       aTargetFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 304   std::list<AttributePtr>::iterator anInitIt = anInitAttrList.begin();
 305   std::list<AttributePtr>::iterator aTargetIt = aTargetAttrList.begin();
 306   for (; anInitIt != anInitAttrList.end(); anInitIt++, aTargetIt++) {
 307     std::shared_ptr<GeomDataAPI_Point2D> aPointFrom =
 308         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anInitIt);
 309     std::shared_ptr<GeomDataAPI_Point2D> aPointTo =
 310         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*aTargetIt);
 311     std::shared_ptr<GeomAPI_XY> aPnt = aPointFrom->pnt()->xy();
 312     if (aPnt->distance(aCenter->xy()) > 1.e-7) {
 313       std::shared_ptr<GeomAPI_XY> aDir = aPnt->decreased(aCenter->xy());
 314       double dx = cosA * aDir->x() - sinA * aDir->y();
 315       double dy = sinA * aDir->x() + cosA * aDir->y();
 316       aPnt->setX(aCenter->x() + dx);
 317       aPnt->setY(aCenter->y() + dy);
 318     }
 319     aPointTo->setValue(aPnt->x(), aPnt->y());
 320   }
 321
 322   // unblock feature update
 323   aTargetFeature->data()->blockSendAttributeUpdated(false);
 324 }*/
 325
 326
 327 void SketchPlugin_MultiRotation::attributeChanged(const std::string& theID)
 328 {
 329   if (theID == ROTATION_LIST_ID()) {
 330     AttributeRefListPtr aRotationObjectRefs = reflist(ROTATION_LIST_ID());
 331     if (aRotationObjectRefs->size() == 0) {
 332       int aNbCopies = integer(NUMBER_OF_OBJECTS_ID())->value()-1;
 333       if (aNbCopies <= 0)
 334         return;
 335
 336       // Clear list of objects
 337       AttributeRefListPtr aRefListOfRotated = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 338           data()->attribute(SketchPlugin_Constraint::ENTITY_B()));
 339       std::list<ObjectPtr> aTargetList = aRefListOfRotated->list();
 340       std::list<ObjectPtr>::iterator aTargetIter = aTargetList.begin();
 341       std::set<FeaturePtr> aFeaturesToBeRemoved;
 342       while (aTargetIter != aTargetList.end()) {
 343         aTargetIter++;
 344         for (int i = 0; i < aNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++) {
 345           aRefListOfRotated->remove(*aTargetIter);
 346           // remove the corresponding feature from the sketch
 347           ResultConstructionPtr aRC =
 348             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aTargetIter);
 349           DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
 350           FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
 351           if (aFeature)
 352             aFeaturesToBeRemoved.insert(aFeature);
 353             //aDoc->removeFeature(aFeature);
 354         }
 355       }
 356       ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToBeRemoved);
 357
 358       aRefListOfRotated->clear();
 359       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 360         data()->attribute(SketchPlugin_Constraint::ENTITY_A()))->clear();
 361       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
 362         data()->attribute(SketchPlugin_Constraint::ENTITY_B()))->clear();
 363     }
 364   }
 365 }