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