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
   9 #include <GeomDataAPI_Point2D.h>
  10 #include <ModelAPI_AttributeDouble.h>
  11 #include <ModelAPI_AttributeInteger.h>
  12 #include <ModelAPI_Data.h>
  13 #include <ModelAPI_ResultConstruction.h>
  14 #include <ModelAPI_AttributeRefList.h>
  15 #include <ModelAPI_AttributeSelectionList.h>
  16 #include <ModelAPI_Events.h>
  17 #include <ModelAPI_Session.h>
  18 #include <ModelAPI_Validator.h>
  19
  20 #include <GeomAPI_Pnt2d.h>
  21 #include <GeomAPI_XY.h>
  22
  23 #include <SketcherPrs_Factory.h>
  24
  25 #define PI 3.1415926535897932
  26
  27 SketchPlugin_MultiRotation::SketchPlugin_MultiRotation()
  28 {
  29 }
  30
  31 void SketchPlugin_MultiRotation::initAttributes()
  32 {
  33   data()->addAttribute(CENTER_ID(), GeomDataAPI_Point2D::typeId());
  34   data()->addAttribute(ANGLE_ID(), ModelAPI_AttributeDouble::typeId());
  35   data()->addAttribute(NUMBER_OF_COPIES_ID(), ModelAPI_AttributeDouble::typeId()/*ModelAPI_AttributeInteger::typeId()*/);
  36   data()->addAttribute(SketchPlugin_Constraint::ENTITY_A(), ModelAPI_AttributeRefList::typeId());
  37   data()->addAttribute(SketchPlugin_Constraint::ENTITY_B(), ModelAPI_AttributeRefList::typeId());
  38   AttributeSelectionListPtr aSelection =
  39     std::dynamic_pointer_cast<ModelAPI_AttributeSelectionList>(data()->addAttribute(
  40     ROTATION_LIST_ID(), ModelAPI_AttributeSelectionList::typeId()));
  41   aSelection->setSelectionType("EDGE");
  42   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), SketchPlugin_Constraint::ENTITY_A());
  43   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), SketchPlugin_Constraint::ENTITY_B());
  44 }
  45
  46 void SketchPlugin_MultiRotation::execute()
  47 {
  48   AttributeSelectionListPtr aRotationObjectRefs = selectionList(ROTATION_LIST_ID());
  49   int aNbCopies = (int)(std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  50       attribute(NUMBER_OF_COPIES_ID()))->value());
  51
  52   // Obtain center and angle of rotation
  53   std::shared_ptr<GeomDataAPI_Point2D> aCenter = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
  54       attribute(CENTER_ID()));
  55   if (!aCenter || !aCenter->isInitialized())
  56     return;
  57   double anAngle = std::dynamic_pointer_cast<ModelAPI_AttributeDouble>(
  58       attribute(ANGLE_ID()))->value();
  59   // Convert angle to radians
  60   anAngle *= PI / 180.0;
  61
  62   // Wait all objects being created, then send update events
  63   static Events_ID anUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
  64   bool isUpdateFlushed = Events_Loop::loop()->isFlushed(anUpdateEvent);
  65   if (isUpdateFlushed)
  66     Events_Loop::loop()->setFlushed(anUpdateEvent, false);
  67
  68   std::shared_ptr<ModelAPI_Data> aData = data();
  69   AttributeRefListPtr aRefListOfShapes = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  70       aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
  71   AttributeRefListPtr aRefListOfRotated = std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(
  72       aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
  73   int aCurrentNbCopies = aRefListOfShapes->size() ?
  74       aRefListOfRotated->size() / aRefListOfShapes->size() - 1 : 0;
  75   std::list<ObjectPtr> anInitialList = aRefListOfShapes->list();
  76   std::list<ObjectPtr> aTargetList = aRefListOfRotated->list();
  77   std::list<ResultPtr> anAddition;
  78   std::vector<bool> isUsed(anInitialList.size(), false);
  79   // collect new items and check the items to remove
  80   for(int anInd = 0; anInd < aRotationObjectRefs->size(); anInd++) {
  81     std::shared_ptr<ModelAPI_AttributeSelection> aSelect = aRotationObjectRefs->value(anInd);
  82     std::list<ObjectPtr>::const_iterator anIt = anInitialList.begin();
  83     std::vector<bool>::iterator aUsedIt = isUsed.begin();
  84     for (; anIt != anInitialList.end(); anIt++, aUsedIt++)
  85       if (*anIt == aSelect->context()) {
  86         *aUsedIt = true;
  87         break;
  88       }
  89     if (anIt == anInitialList.end())
  90       anAddition.push_back(aSelect->context());
  91   }
  92   // remove unused items
  93   std::list<ObjectPtr>::iterator anInitIter = anInitialList.begin();
  94   std::list<ObjectPtr>::iterator aTargetIter = aTargetList.begin();
  95   std::vector<bool>::iterator aUsedIter = isUsed.begin();
  96   for (; aUsedIter != isUsed.end(); aUsedIter++) {
  97     if (!(*aUsedIter)) {
  98       aRefListOfShapes->remove(*anInitIter);
  99       for (int i = 0; i < aCurrentNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++) {
 100         aRefListOfRotated->remove(*aTargetIter);
 101         // remove the corresponding feature from the sketch
 102         ResultConstructionPtr aRC =
 103             std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*aTargetIter);
 104         DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
 105         FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
 106         if (aFeature)
 107           aDoc->removeFeature(aFeature);
 108       }
 109     } else {
 110       for (int i = 0; i <= aNbCopies && aTargetIter != aTargetList.end(); i++)
 111         aTargetIter++;
 112     }
 113     if (anInitIter != anInitialList.end())
 114       anInitIter++;
 115   }
 116   // change number of copies
 117   if (aCurrentNbCopies != 0 && aNbCopies != aCurrentNbCopies) {
 118     bool isAdd = aNbCopies > aCurrentNbCopies;
 119     int aMinCopies = isAdd ? aCurrentNbCopies : aNbCopies;
 120     int aMaxCopies = isAdd ? aNbCopies : aCurrentNbCopies;
 121     int ind = 0;
 122
 123     aTargetList = aRefListOfRotated->list();
 124     aTargetIter = aTargetList.begin();
 125     ObjectPtr anObjToCopy = *aTargetIter;
 126     while (aTargetIter != aTargetList.end()) {
 127       aRefListOfRotated->remove(*aTargetIter);
 128       aTargetIter++;
 129       ind++;
 130       if (ind > aMinCopies && ind <=aMaxCopies) {
 131         while (ind <= aMaxCopies) {
 132           if (isAdd) {
 133             // Add new shifted item
 134             ObjectPtr anObject = copyFeature(anObjToCopy);
 135             aTargetList.insert(aTargetIter, anObject);
 136           } else {
 137             // remove object
 138             std::list<ObjectPtr>::iterator aRemoveIt = aTargetIter++;
 139             ObjectPtr anObject = *aRemoveIt;
 140             aTargetList.erase(aRemoveIt);
 141             aRefListOfRotated->remove(anObject);
 142             // remove the corresponding feature from the sketch
 143             ResultConstructionPtr aRC =
 144                 std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(anObject);
 145             DocumentPtr aDoc = aRC ? aRC->document() : DocumentPtr();
 146             FeaturePtr aFeature =  aDoc ? aDoc->feature(aRC) : FeaturePtr();
 147             if (aFeature)
 148               aDoc->removeFeature(aFeature);
 149           }
 150           ind++;
 151         }
 152         ind = 0;
 153         if (aTargetIter != aTargetList.end())
 154           anObjToCopy = *aTargetIter;
 155       }
 156     }
 157
 158     for (aTargetIter = aTargetList.begin(); aTargetIter != aTargetList.end(); aTargetIter++)
 159       aRefListOfRotated->append(*aTargetIter);
 160   }
 161   // add new items
 162   std::list<ResultPtr>::iterator anAddIter = anAddition.begin();
 163   for (; anAddIter != anAddition.end(); anAddIter++) {
 164     aRefListOfShapes->append(*anAddIter);
 165     aRefListOfRotated->append(*anAddIter);
 166     for (int i = 0; i < aNbCopies; i++) {
 167       ObjectPtr anObject = copyFeature(*anAddIter);
 168       aRefListOfRotated->append(anObject);
 169     }
 170   }
 171
 172 ////  if (fabs(anAngle) > 1.e-12) {
 173 ////    // Recalculate positions of features
 174 ////    aTargetList = aRefListOfRotated->list();
 175 ////    aTargetIter = aTargetList.begin();
 176 ////    while (aTargetIter != aTargetList.end()) {
 177 ////      ObjectPtr anInitialObject = *aTargetIter++;
 178 ////      for (int i = 0; i < aNbCopies && aTargetIter != aTargetList.end(); i++, aTargetIter++)
 179 ////        rotateFeature(anInitialObject, *aTargetIter, aCenter->x(), aCenter->y(), anAngle * (i + 1));
 180 ////    }
 181 ////  }
 182
 183   // send events to update the sub-features by the solver
 184   if (isUpdateFlushed)
 185     Events_Loop::loop()->setFlushed(anUpdateEvent, true);
 186 }
 187
 188 AISObjectPtr SketchPlugin_MultiRotation::getAISObject(AISObjectPtr thePrevious)
 189 {
 190   if (!sketch())
 191     return thePrevious;
 192
 193   AISObjectPtr anAIS = thePrevious;
 194   if (!anAIS) {
 195     anAIS = SketcherPrs_Factory::rotateConstraint(this, sketch()->coordinatePlane());
 196   }
 197   return anAIS;
 198 }
 199
 200
 201 ObjectPtr SketchPlugin_MultiRotation::copyFeature(ObjectPtr theObject)
 202 {
 203   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(theObject);
 204   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 205   if (!aFeature || !aResult)
 206     return ObjectPtr();
 207
 208   FeaturePtr aNewFeature = sketch()->addFeature(aFeature->getKind());
 209   aFeature->data()->copyTo(aNewFeature->data());
 210   aNewFeature->execute();
 211
 212   static Events_ID aRedisplayEvent = Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY);
 213   ModelAPI_EventCreator::get()->sendUpdated(aNewFeature, aRedisplayEvent);
 214
 215   std::shared_ptr<GeomAPI_Shape> aShapeIn = aResult->shape();
 216   const std::list<ResultPtr>& aResults = aNewFeature->results();
 217   std::list<ResultPtr>::const_iterator anIt = aResults.begin();
 218   for (; anIt != aResults.end(); anIt++) {
 219     ResultConstructionPtr aRC = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(*anIt);
 220     if (!aRC) continue;
 221     std::shared_ptr<GeomAPI_Shape> aShapeOut = aRC->shape();
 222     if ((aShapeIn->isVertex() && aShapeOut->isVertex()) ||
 223         (aShapeIn->isEdge() && aShapeOut->isEdge()) ||
 224         (aShapeIn->isFace() && aShapeOut->isFace()))
 225       return aRC;
 226   }
 227   return ObjectPtr();
 228 }
 229
 230 void SketchPlugin_MultiRotation::rotateFeature(
 231     ObjectPtr theInitial, ObjectPtr theTarget,
 232     double theCenterX, double theCenterY, double theAngle)
 233 {
 234   std::shared_ptr<GeomAPI_Pnt2d> aCenter(new GeomAPI_Pnt2d(theCenterX, theCenterY));
 235   double cosA = cos(theAngle);
 236   double sinA = sin(theAngle);
 237
 238   FeaturePtr anInitialFeature = ModelAPI_Feature::feature(theInitial);
 239   FeaturePtr aTargetFeature = ModelAPI_Feature::feature(theTarget);
 240
 241   // block feature update
 242   aTargetFeature->data()->blockSendAttributeUpdated(true);
 243
 244   std::list<AttributePtr> anInitAttrList =
 245       anInitialFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 246   std::list<AttributePtr> aTargetAttrList =
 247       aTargetFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 248   std::list<AttributePtr>::iterator anInitIt = anInitAttrList.begin();
 249   std::list<AttributePtr>::iterator aTargetIt = aTargetAttrList.begin();
 250   for (; anInitIt != anInitAttrList.end(); anInitIt++, aTargetIt++) {
 251     std::shared_ptr<GeomDataAPI_Point2D> aPointFrom =
 252         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anInitIt);
 253     std::shared_ptr<GeomDataAPI_Point2D> aPointTo =
 254         std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*aTargetIt);
 255     std::shared_ptr<GeomAPI_XY> aPnt = aPointFrom->pnt()->xy();
 256     if (aPnt->distance(aCenter->xy()) > 1.e-7) {
 257       std::shared_ptr<GeomAPI_XY> aDir = aPnt->decreased(aCenter->xy());
 258       double dx = cosA * aDir->x() - sinA * aDir->y();
 259       double dy = sinA * aDir->x() + cosA * aDir->y();
 260       aPnt->setX(aCenter->x() + dx);
 261       aPnt->setY(aCenter->y() + dy);
 262     }
 263     aPointTo->setValue(aPnt->x(), aPnt->y());
 264   }
 265
 266   // unblock feature update
 267   aTargetFeature->data()->blockSendAttributeUpdated(false);
 268 }
 269