src/SketchPlugin/SketchPlugin_MacroArc.cpp

   1 // Copyright (C) 2014-2017  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "SketchPlugin_MacroArc.h"
  22
  23 #include "SketchPlugin_Arc.h"
  24 #include "SketchPlugin_ConstraintTangent.h"
  25 #include "SketchPlugin_Sketch.h"
  26 #include "SketchPlugin_Tools.h"
  27 #include "SketchPlugin_MacroArcReentrantMessage.h"
  28
  29 #include <ModelAPI_AttributeDouble.h>
  30 #include <ModelAPI_AttributeRefAttr.h>
  31 #include <ModelAPI_AttributeString.h>
  32 #include <ModelAPI_Events.h>
  33 #include <ModelAPI_Session.h>
  34 #include <ModelAPI_Validator.h>
  35
  36 #include <GeomAPI_Circ.h>
  37 #include <GeomAPI_Circ2d.h>
  38 #include <GeomAPI_Curve.h>
  39 #include <GeomAPI_Dir2d.h>
  40 #include <GeomAPI_Edge.h>
  41 #include <GeomAPI_Lin.h>
  42 #include <GeomAPI_Lin2d.h>
  43 #include <GeomAPI_Pnt2d.h>
  44 #include <GeomAPI_Vertex.h>
  45 #include <GeomAPI_XY.h>
  46 #include <GeomAPI_ShapeIterator.h>
  47
  48 #include <GeomDataAPI_Point2D.h>
  49 #include <GeomDataAPI_Dir.h>
  50
  51 #include <GeomAlgoAPI_Circ2dBuilder.h>
  52 #include <GeomAlgoAPI_EdgeBuilder.h>
  53 #include <GeomAlgoAPI_CompoundBuilder.h>
  54 #include <GeomAlgoAPI_PointBuilder.h>
  55
  56 // for sqrt on Linux
  57 #include <math.h>
  58
  59 const double tolerance = 1e-7;
  60 const double paramTolerance = 1.e-4;
  61 const double PI = 3.141592653589793238463;
  62
  63 static void projectPointOnCircle(AttributePoint2DPtr& thePoint, const GeomAPI_Circ2d& theCircle)
  64 {
  65   std::shared_ptr<GeomAPI_Pnt2d> aProjection = theCircle.project(thePoint->pnt());
  66   if(aProjection.get())
  67     thePoint->setValue(aProjection);
  68 }
  69
  70 static void intersectShapeAndCircle(const GeomShapePtr& theShape,
  71                                     const GeomAPI_Circ2d& theCircle,
  72                                     const SketchPlugin_Sketch* theSketch,
  73                                     AttributePoint2DPtr& theIntersection)
  74 {
  75   if (!theShape->isEdge())
  76     return projectPointOnCircle(theIntersection, theCircle);
  77
  78   // convert shape to unbounded
  79   std::shared_ptr<GeomAPI_Edge> anEdge(new GeomAPI_Edge(theShape));
  80   if (anEdge->isLine()) {
  81     static const double HALF_SIZE = 1.e6;
  82     std::shared_ptr<GeomAPI_XYZ> aLoc = anEdge->line()->location()->xyz();
  83     std::shared_ptr<GeomAPI_XYZ> aDir = anEdge->line()->direction()->xyz();
  84
  85     std::shared_ptr<GeomAPI_Pnt> aStart(
  86         new GeomAPI_Pnt(aLoc->added(aDir->multiplied(-HALF_SIZE))));
  87     std::shared_ptr<GeomAPI_Pnt> aEnd(
  88         new GeomAPI_Pnt(aLoc->added(aDir->multiplied(HALF_SIZE))));
  89     anEdge = GeomAlgoAPI_EdgeBuilder::line(aStart, aEnd);
  90   } else if (anEdge->isArc()) {
  91     std::shared_ptr<GeomAPI_Circ> aCircle = anEdge->circle();
  92     anEdge = GeomAlgoAPI_EdgeBuilder::lineCircle(
  93         aCircle->center(), aCircle->normal(), aCircle->radius());
  94   }
  95
  96   // convert 2D circle to 3D object
  97   std::shared_ptr<GeomAPI_Pnt2d> aCenter2d = theCircle.center();
  98   std::shared_ptr<GeomAPI_Pnt> aCenter(theSketch->to3D(aCenter2d->x(), aCenter2d->y()));
  99   std::shared_ptr<GeomDataAPI_Dir> aNDir = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 100       const_cast<SketchPlugin_Sketch*>(theSketch)->attribute(SketchPlugin_Sketch::NORM_ID()));
 101   std::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
 102
 103   GeomShapePtr aCircleShape =
 104       GeomAlgoAPI_EdgeBuilder::lineCircle(aCenter, aNormal, theCircle.radius());
 105
 106   GeomShapePtr anInter = anEdge->intersect(aCircleShape);
 107   std::shared_ptr<GeomAPI_Pnt2d> anInterPnt;
 108   if (!anInter)
 109     return projectPointOnCircle(theIntersection, theCircle);
 110   if (anInter->isVertex()) {
 111     std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(anInter));
 112     anInterPnt = theSketch->to2D(aVertex->point());
 113   } else if (anInter->isCompound()) {
 114     double aMinDist = 1.e300;
 115
 116     GeomAPI_ShapeIterator anIt(anInter);
 117     for (; anIt.more(); anIt.next()) {
 118       GeomShapePtr aCurrent = anIt.current();
 119       if (!aCurrent->isVertex())
 120         continue;
 121       std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(aCurrent));
 122       std::shared_ptr<GeomAPI_Pnt2d> aPnt = theSketch->to2D(aVertex->point());
 123       double aDist = aPnt->distance(theIntersection->pnt());
 124       if (aDist < aMinDist) {
 125         aMinDist = aDist;
 126         anInterPnt = aPnt;
 127       }
 128     }
 129   }
 130   if(anInterPnt.get()) {
 131     theIntersection->setValue(anInterPnt);
 132   }
 133 }
 134
 135
 136 SketchPlugin_MacroArc::SketchPlugin_MacroArc()
 137 : SketchPlugin_SketchEntity(),
 138   myParamBefore(0.0)
 139 {
 140 }
 141
 142 void SketchPlugin_MacroArc::initAttributes()
 143 {
 144   data()->addAttribute(ARC_TYPE(), ModelAPI_AttributeString::typeId());
 145
 146   data()->addAttribute(CENTER_POINT_ID(), GeomDataAPI_Point2D::typeId());
 147   data()->addAttribute(START_POINT_1_ID(), GeomDataAPI_Point2D::typeId());
 148   data()->addAttribute(END_POINT_1_ID(), GeomDataAPI_Point2D::typeId());
 149
 150   data()->addAttribute(START_POINT_2_ID(), GeomDataAPI_Point2D::typeId());
 151   data()->addAttribute(END_POINT_2_ID(), GeomDataAPI_Point2D::typeId());
 152   data()->addAttribute(PASSED_POINT_ID(), GeomDataAPI_Point2D::typeId());
 153
 154   data()->addAttribute(TANGENT_POINT_ID(), ModelAPI_AttributeRefAttr::typeId());
 155   data()->addAttribute(END_POINT_3_ID(), GeomDataAPI_Point2D::typeId());
 156
 157   data()->addAttribute(REVERSED_ID(), ModelAPI_AttributeBoolean::typeId());
 158
 159   data()->addAttribute(RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
 160   data()->addAttribute(ANGLE_ID(), ModelAPI_AttributeDouble::typeId());
 161
 162   data()->addAttribute(AUXILIARY_ID(), ModelAPI_AttributeBoolean::typeId());
 163
 164   data()->addAttribute(CENTER_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
 165   data()->addAttribute(START_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
 166   data()->addAttribute(END_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
 167   data()->addAttribute(PASSED_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
 168
 169   data()->addAttribute(EDIT_ARC_TYPE_ID(), ModelAPI_AttributeString::typeId());
 170
 171   boolean(REVERSED_ID())->setValue(false);
 172   string(EDIT_ARC_TYPE_ID())->setValue("");
 173
 174   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), CENTER_POINT_REF_ID());
 175   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), START_POINT_REF_ID());
 176   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), END_POINT_REF_ID());
 177   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), PASSED_POINT_REF_ID());
 178   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), EDIT_ARC_TYPE_ID());
 179 }
 180
 181 void SketchPlugin_MacroArc::attributeChanged(const std::string& theID)
 182 {
 183   std::string anArcType = string(ARC_TYPE())->value();
 184
 185   // If arc type switched reset according attributes.
 186   if(theID == ARC_TYPE()) {
 187     SketchPlugin_Tools::resetAttribute(this, CENTER_POINT_ID());
 188     SketchPlugin_Tools::resetAttribute(this, CENTER_POINT_REF_ID());
 189     SketchPlugin_Tools::resetAttribute(this, START_POINT_1_ID());
 190     SketchPlugin_Tools::resetAttribute(this, START_POINT_REF_ID());
 191     SketchPlugin_Tools::resetAttribute(this, END_POINT_1_ID());
 192     SketchPlugin_Tools::resetAttribute(this, END_POINT_REF_ID());
 193     SketchPlugin_Tools::resetAttribute(this, START_POINT_2_ID());
 194     SketchPlugin_Tools::resetAttribute(this, END_POINT_2_ID());
 195     SketchPlugin_Tools::resetAttribute(this, PASSED_POINT_ID());
 196     SketchPlugin_Tools::resetAttribute(this, PASSED_POINT_REF_ID());
 197     SketchPlugin_Tools::resetAttribute(this, TANGENT_POINT_ID());
 198     SketchPlugin_Tools::resetAttribute(this, END_POINT_3_ID());
 199     SketchPlugin_Tools::resetAttribute(this, REVERSED_ID());
 200     SketchPlugin_Tools::resetAttribute(this, RADIUS_ID());
 201     SketchPlugin_Tools::resetAttribute(this, ANGLE_ID());
 202
 203     myCenter.reset();
 204     myStart.reset();
 205     myEnd.reset();
 206     boolean(REVERSED_ID())->setValue(false);
 207     myParamBefore = 0.0;
 208   } else if(anArcType == ARC_TYPE_BY_CENTER_AND_POINTS())
 209     fillByCenterAndTwoPassed();
 210   else if(anArcType == ARC_TYPE_BY_THREE_POINTS())
 211     fillByThreePassedPoints();
 212   else if(anArcType == ARC_TYPE_BY_TANGENT_EDGE())
 213     fillByTangentEdge();
 214
 215   double aRadius = 0;
 216   double anAngle = 0;
 217   if(myCenter.get() && myStart.get()) {
 218     aRadius = myCenter->distance(myStart);
 219     if(myEnd.get()) {
 220       if(myStart->isEqual(myEnd)) {
 221         anAngle = 360;
 222       } else {
 223         GeomAPI_Circ2d aCircleForArc(myCenter, myStart);
 224         double aStartParam, anEndParam;
 225         aCircleForArc.parameter(myStart, paramTolerance, aStartParam);
 226         aCircleForArc.parameter(myEnd, paramTolerance, anEndParam);
 227         anAngle = (anEndParam - aStartParam) / PI * 180.0;
 228         if(boolean(REVERSED_ID())->value()) anAngle = 360.0 - anAngle;
 229       }
 230     }
 231   }
 232
 233   bool aWasBlocked = data()->blockSendAttributeUpdated(true);
 234   if(myCenter.get()) {
 235     // center attribute is used in processEvent() to set reference to reentrant arc
 236     std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_POINT_ID()))
 237         ->setValue(myCenter);
 238   }
 239   real(RADIUS_ID())->setValue(aRadius);
 240   real(ANGLE_ID())->setValue(anAngle);
 241   data()->blockSendAttributeUpdated(aWasBlocked, false);
 242 }
 243
 244 GeomShapePtr SketchPlugin_MacroArc::getArcShape(bool isBound)
 245 {
 246   if(!myStart.get() || !myEnd.get() || !myCenter.get()) {
 247     return GeomShapePtr();
 248   }
 249
 250   SketchPlugin_Sketch* aSketch = sketch();
 251   if(!aSketch) {
 252     return GeomShapePtr();
 253   }
 254
 255   std::shared_ptr<GeomAPI_Pnt> aCenter(aSketch->to3D(myCenter->x(), myCenter->y()));
 256   std::shared_ptr<GeomAPI_Pnt> aStart(aSketch->to3D(myStart->x(), myStart->y()));
 257   std::shared_ptr<GeomAPI_Pnt> anEnd(aSketch->to3D(myEnd->x(), myEnd->y()));
 258   std::shared_ptr<GeomDataAPI_Dir> aNDir =
 259     std::dynamic_pointer_cast<GeomDataAPI_Dir>(aSketch->attribute(SketchPlugin_Sketch::NORM_ID()));
 260   std::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
 261
 262   GeomShapePtr anArcShape;
 263   if (isBound) {
 264     anArcShape = boolean(REVERSED_ID())->value() ?
 265         GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, anEnd, aStart, aNormal)
 266       : GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, aStart, anEnd, aNormal);
 267   } else {
 268     double aRadius = aCenter->distance(aStart);
 269     anArcShape = GeomAlgoAPI_EdgeBuilder::lineCircle(aCenter, aNormal, aRadius);
 270   }
 271
 272   return anArcShape;
 273 }
 274
 275 AISObjectPtr SketchPlugin_MacroArc::getAISObject(AISObjectPtr thePrevious)
 276 {
 277   if(!myStart.get() || !myEnd.get() || !myCenter.get()) {
 278     return AISObjectPtr();
 279   }
 280
 281   SketchPlugin_Sketch* aSketch = sketch();
 282   if(!aSketch) {
 283     return AISObjectPtr();
 284   }
 285
 286   GeomShapePtr anArcShape = getArcShape();
 287   std::shared_ptr<GeomAPI_Pnt> aCenter = aSketch->to3D(myCenter->x(), myCenter->y());;
 288   GeomShapePtr aCenterPointShape = GeomAlgoAPI_PointBuilder::vertex(aCenter);
 289
 290   if(!anArcShape.get() || !aCenterPointShape.get()) {
 291     return AISObjectPtr();
 292   }
 293
 294   std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
 295   aShapes.push_back(anArcShape);
 296   aShapes.push_back(aCenterPointShape);
 297
 298   std::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
 299   AISObjectPtr anAIS = thePrevious;
 300   if(!anAIS.get()) {
 301     anAIS.reset(new GeomAPI_AISObject());
 302   }
 303   anAIS->createShape(aCompound);
 304   return anAIS;
 305 }
 306
 307 void SketchPlugin_MacroArc::execute()
 308 {
 309   FeaturePtr anArcFeature = createArcFeature();
 310
 311   myCenter.reset();
 312   myStart.reset();
 313   myEnd.reset();
 314
 315   // Create constraints.
 316   std::string anArcType = string(ARC_TYPE())->value();
 317   if(anArcType == ARC_TYPE_BY_CENTER_AND_POINTS()) {
 318     SketchPlugin_Tools::createConstraint(this,
 319                                          CENTER_POINT_REF_ID(),
 320                                          anArcFeature->attribute(SketchPlugin_Arc::CENTER_ID()),
 321                                          ObjectPtr(),
 322                                          false);
 323     SketchPlugin_Tools::createConstraint(this,
 324                                          START_POINT_REF_ID(),
 325                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 326                                          ObjectPtr(),
 327                                          false);
 328     SketchPlugin_Tools::createConstraint(this,
 329                                          END_POINT_REF_ID(),
 330                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 331                                          ObjectPtr(),
 332                                          false);
 333   } else if(anArcType == ARC_TYPE_BY_THREE_POINTS()) {
 334     SketchPlugin_Tools::createConstraint(this,
 335                                          START_POINT_REF_ID(),
 336                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 337                                          ObjectPtr(),
 338                                          false);
 339     SketchPlugin_Tools::createConstraint(this,
 340                                          END_POINT_REF_ID(),
 341                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 342                                          ObjectPtr(),
 343                                          false);
 344     SketchPlugin_Tools::createConstraint(this,
 345                                          PASSED_POINT_REF_ID(),
 346                                          AttributePtr(),
 347                                          anArcFeature->lastResult(),
 348                                          true);
 349   } else if(anArcType == ARC_TYPE_BY_TANGENT_EDGE()) {
 350     // constraints for tangent arc
 351     SketchPlugin_Tools::createConstraint(this,
 352                                          TANGENT_POINT_ID(),
 353                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 354                                          ObjectPtr(),
 355                                          false);
 356     FeaturePtr aTangent = sketch()->addFeature(SketchPlugin_ConstraintTangent::ID());
 357     AttributeRefAttrPtr aRefAttrA = aTangent->refattr(SketchPlugin_Constraint::ENTITY_A());
 358     AttributeRefAttrPtr aTgPntRefAttr = refattr(TANGENT_POINT_ID());
 359     FeaturePtr aTgFeature = ModelAPI_Feature::feature(aTgPntRefAttr->attr()->owner());
 360     aRefAttrA->setObject(aTgFeature->lastResult());
 361     AttributeRefAttrPtr aRefAttrB = aTangent->refattr(SketchPlugin_Constraint::ENTITY_B());
 362     aRefAttrB->setObject(anArcFeature->lastResult());
 363     // constraint for end point
 364     SketchPlugin_Tools::createConstraint(this,
 365                                          END_POINT_REF_ID(),
 366                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 367                                          ObjectPtr(),
 368                                          false);
 369   }
 370
 371   // message to init reentrant operation
 372   static Events_ID anId = SketchPlugin_MacroArcReentrantMessage::eventId();
 373   std::shared_ptr<SketchPlugin_MacroArcReentrantMessage> aMessage = std::shared_ptr
 374     <SketchPlugin_MacroArcReentrantMessage>(new SketchPlugin_MacroArcReentrantMessage(anId, this));
 375
 376   std::string anEditArcType = string(EDIT_ARC_TYPE_ID())->value();
 377   aMessage->setTypeOfCreation(!anEditArcType.empty() ? anEditArcType : anArcType);
 378   aMessage->setCreatedFeature(anArcFeature);
 379   Events_Loop::loop()->send(aMessage);
 380 }
 381
 382 std::string SketchPlugin_MacroArc::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 383 {
 384   std::string aFilledAttributeName;
 385   std::shared_ptr<SketchPlugin_MacroArcReentrantMessage> aReentrantMessage =
 386         std::dynamic_pointer_cast<SketchPlugin_MacroArcReentrantMessage>(theMessage);
 387   if (aReentrantMessage.get()) {
 388     FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
 389     std::string anArcType = aReentrantMessage->typeOfCreation();
 390
 391     string(ARC_TYPE())->setValue(anArcType);
 392
 393     aFilledAttributeName = ARC_TYPE();
 394     if(anArcType == ARC_TYPE_BY_TANGENT_EDGE()) {
 395       aFilledAttributeName = TANGENT_POINT_ID();
 396       AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
 397                                                         attribute(aFilledAttributeName));
 398       FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
 399       aRefAttr->setAttr(aCreatedFeature->attribute(SketchPlugin_Arc::END_ID()));
 400     }
 401     else {
 402       ObjectPtr anObject = aReentrantMessage->selectedObject();
 403       AttributePtr anAttribute = aReentrantMessage->selectedAttribute();
 404       std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = aReentrantMessage->clickedPoint();
 405
 406       if (aClickedPoint.get() && (anObject.get() || anAttribute.get())) {
 407         if (anArcType == ARC_TYPE_BY_CENTER_AND_POINTS() ||
 408             anArcType == ARC_TYPE_BY_THREE_POINTS()) {
 409           std::string aReferenceAttributeName;
 410           if (anArcType == ARC_TYPE_BY_CENTER_AND_POINTS()) {
 411             aFilledAttributeName = CENTER_POINT_ID();
 412             aReferenceAttributeName = CENTER_POINT_REF_ID();
 413           }
 414           else {
 415             aFilledAttributeName = START_POINT_2_ID();
 416             aReferenceAttributeName = START_POINT_REF_ID();
 417           }
 418           // fill 2d point attribute
 419           AttributePoint2DPtr aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 420                                                             attribute(aFilledAttributeName));
 421           aPointAttr->setValue(aClickedPoint);
 422           // fill reference attribute
 423           AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
 424                                                           attribute(aReferenceAttributeName));
 425           if (aRefAttr.get()) {
 426             if (anAttribute.get()) {
 427               if (!anAttribute->owner().get() || !anAttribute->owner()->data()->isValid()) {
 428                 FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
 429                 if (aCreatedFeature.get()) {
 430                   std::string anID = anAttribute->id();
 431                   std::string anArcID;
 432                   if (anID == END_POINT_1_ID() || anID == END_POINT_2_ID() ||
 433                       anID == END_POINT_3_ID())
 434                     anArcID = SketchPlugin_Arc::END_ID();
 435                   else if (anID == START_POINT_1_ID() || anID ==START_POINT_2_ID())
 436                     anArcID = SketchPlugin_Arc::START_ID();
 437                   else if (anID == CENTER_POINT_ID())
 438                     anArcID = SketchPlugin_Arc::CENTER_ID();
 439                   anAttribute = aCreatedFeature->attribute(anArcID);
 440                 }
 441               }
 442               aRefAttr->setAttr(anAttribute);
 443             }
 444             else if (anObject.get()) {
 445               // if presentation of previous reentrant macro arc is used, the object is invalid,
 446               // we should use result of previous feature of the message(Arc)
 447               if (!anObject->data()->isValid()) {
 448                 FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
 449                 if (aCreatedFeature.get())
 450                   anObject = aCreatedFeature->lastResult();
 451               }
 452               aRefAttr->setObject(anObject);
 453             }
 454           }
 455         }
 456       }
 457     }
 458     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 459   }
 460   return aFilledAttributeName;
 461 }
 462
 463 FeaturePtr SketchPlugin_MacroArc::createArcFeature()
 464 {
 465   FeaturePtr anArcFeature = sketch()->addFeature(SketchPlugin_Arc::ID());
 466   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 467       anArcFeature->attribute(SketchPlugin_Arc::CENTER_ID()))->setValue(myCenter);
 468   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 469       anArcFeature->attribute(SketchPlugin_Arc::START_ID()))->setValue(myStart);
 470   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 471       anArcFeature->attribute(SketchPlugin_Arc::END_ID()))->setValue(myEnd);
 472   anArcFeature->boolean(SketchPlugin_Arc::REVERSED_ID())
 473                 ->setValue(boolean(REVERSED_ID())->value());
 474   anArcFeature->boolean(SketchPlugin_Arc::AUXILIARY_ID())
 475                 ->setValue(boolean(AUXILIARY_ID())->value());
 476   anArcFeature->execute();
 477
 478   return anArcFeature;
 479 }
 480
 481 void SketchPlugin_MacroArc::fillByCenterAndTwoPassed()
 482 {
 483   AttributePoint2DPtr aCenterPointAttr =
 484       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_POINT_ID()));
 485   if (!aCenterPointAttr->isInitialized())
 486       return;
 487
 488   AttributePoint2DPtr aStartPointAttr =
 489       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_POINT_1_ID()));
 490   if (!aStartPointAttr->isInitialized())
 491     return;
 492
 493   myCenter = aCenterPointAttr->pnt();
 494   myStart = aStartPointAttr->pnt();
 495   myEnd = myStart;
 496
 497   AttributePoint2DPtr anEndPointAttr =
 498       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_1_ID()));
 499   if (!anEndPointAttr->isInitialized())
 500     return;
 501
 502   GeomAPI_Circ2d aCircleForArc(myCenter, myStart);
 503
 504   bool aWasBlocked = data()->blockSendAttributeUpdated(true);
 505   // check the end point is referred to another feature
 506   GeomShapePtr aRefShape;
 507   AttributeRefAttrPtr aEndPointRefAttr = refattr(END_POINT_REF_ID());
 508   if (aEndPointRefAttr && aEndPointRefAttr->isInitialized()) {
 509     if (aEndPointRefAttr->isObject()) {
 510       FeaturePtr aFeature = ModelAPI_Feature::feature(aEndPointRefAttr->object());
 511       if (aFeature)
 512         aRefShape = aFeature->lastResult()->shape();
 513     }
 514   }
 515   if (aRefShape) {
 516     // Calculate end point as an intersection between circle and another shape
 517     intersectShapeAndCircle(aRefShape, aCircleForArc, sketch(), anEndPointAttr);
 518   } else {
 519     // End point should be a projection on circle.
 520     projectPointOnCircle(anEndPointAttr, aCircleForArc);
 521   }
 522   data()->blockSendAttributeUpdated(aWasBlocked, false);
 523   myEnd = anEndPointAttr->pnt();
 524
 525   // update the REVERSED flag
 526   recalculateReversedFlagByEnd(aCircleForArc);
 527 }
 528
 529 void SketchPlugin_MacroArc::recalculateReversedFlagByEnd(const GeomAPI_Circ2d& theCurrentCircular)
 530 {
 531   double aParameterNew = 0.0;
 532   if(theCurrentCircular.parameter(myEnd, paramTolerance, aParameterNew)) {
 533     if(myParamBefore <= PI / 2.0 && aParameterNew >= PI * 1.5) {
 534       boolean(REVERSED_ID())->setValue(true);
 535     } else if(myParamBefore >= PI * 1.5 && aParameterNew <= PI / 2.0) {
 536       boolean(REVERSED_ID())->setValue(false);
 537     }
 538   }
 539   myParamBefore = aParameterNew;
 540 }
 541
 542 void SketchPlugin_MacroArc::fillByThreePassedPoints()
 543 {
 544   AttributePoint2DPtr aStartPointAttr =
 545       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_POINT_2_ID()));
 546   if (!aStartPointAttr->isInitialized())
 547     return;
 548
 549   AttributePoint2DPtr anEndPointAttr =
 550       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_2_ID()));
 551   if (!anEndPointAttr->isInitialized())
 552     return;
 553
 554   myStart = aStartPointAttr->pnt();
 555   myEnd = anEndPointAttr->pnt();
 556
 557   AttributePoint2DPtr aPassedPointAttr =
 558       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(PASSED_POINT_ID()));
 559   if (aPassedPointAttr->isInitialized()) {
 560     std::shared_ptr<GeomAPI_Pnt2d> aPassedPnt;
 561     std::shared_ptr<GeomAPI_Shape> aTangentCurve;
 562     SketchPlugin_Tools::convertRefAttrToPointOrTangentCurve(
 563         refattr(PASSED_POINT_REF_ID()), aPassedPointAttr, aTangentCurve, aPassedPnt);
 564
 565     GeomAlgoAPI_Circ2dBuilder aCircBuilder(SketchPlugin_Sketch::plane(sketch()));
 566     aCircBuilder.addPassingPoint(myStart);
 567     aCircBuilder.addPassingPoint(myEnd);
 568     if (aTangentCurve) {
 569       aCircBuilder.addTangentCurve(aTangentCurve);
 570       aCircBuilder.setClosestPoint(aPassedPointAttr->pnt());
 571     } else
 572       aCircBuilder.addPassingPoint(aPassedPnt);
 573
 574     std::shared_ptr<GeomAPI_Circ2d> aCircle = aCircBuilder.circle();
 575     if (!aCircle)
 576       return;
 577     myCenter = aCircle->center();
 578
 579     aCircle = std::shared_ptr<GeomAPI_Circ2d>(new GeomAPI_Circ2d(myCenter, myStart));
 580     recalculateReversedFlagByPassed(*aCircle);
 581   } else
 582     myCenter.reset(new GeomAPI_Pnt2d(myStart->xy()->added(myEnd->xy())->multiplied(0.5)));
 583 }
 584
 585 void SketchPlugin_MacroArc::recalculateReversedFlagByPassed(
 586     const GeomAPI_Circ2d& theCurrentCircular)
 587 {
 588   AttributePoint2DPtr aPassedAttr =
 589       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(PASSED_POINT_ID()));
 590   std::shared_ptr<GeomAPI_Pnt2d> aPassed = theCurrentCircular.project(aPassedAttr->pnt());
 591
 592   double aEndParam, aPassedParam;
 593   theCurrentCircular.parameter(myEnd, paramTolerance, aEndParam);
 594   theCurrentCircular.parameter(aPassed, paramTolerance, aPassedParam);
 595
 596   if(aPassedParam > aEndParam)
 597     boolean(REVERSED_ID())->setValue(true);
 598   else
 599     boolean(REVERSED_ID())->setValue(false);
 600
 601   myParamBefore = aEndParam;
 602 }
 603
 604 void SketchPlugin_MacroArc::fillByTangentEdge()
 605 {
 606   AttributeRefAttrPtr aTangentAttr = refattr(TANGENT_POINT_ID());
 607   if (!aTangentAttr->isInitialized())
 608     return;
 609
 610   AttributePoint2DPtr aTangentPointAttr =
 611       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aTangentAttr->attr());
 612   if (!aTangentPointAttr->isInitialized())
 613     return;
 614
 615   AttributePoint2DPtr anEndPointAttr =
 616       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_3_ID()));
 617   if (!anEndPointAttr->isInitialized())
 618     return;
 619
 620   myStart = aTangentPointAttr->pnt();
 621   myEnd = anEndPointAttr->pnt();
 622   if (myStart->isEqual(myEnd))
 623     return;
 624
 625   // obtain a shape the tangent point belongs to
 626   FeaturePtr aTangentFeature = ModelAPI_Feature::feature(aTangentPointAttr->owner());
 627   std::shared_ptr<GeomAPI_Shape> aTangentShape = aTangentFeature->lastResult()->shape();
 628
 629   GeomAlgoAPI_Circ2dBuilder aCircBuilder(SketchPlugin_Sketch::plane(sketch()));
 630   aCircBuilder.addPassingPoint(myStart);
 631   aCircBuilder.addPassingPoint(myEnd);
 632   aCircBuilder.addTangentCurve(aTangentShape);
 633
 634   std::shared_ptr<GeomAPI_Circ2d> aCircle = aCircBuilder.circle();
 635   if (!aCircle)
 636     return;
 637   myCenter = aCircle->center();
 638
 639   // rebuild circle to set start point equal to zero parameter
 640   aCircle = std::shared_ptr<GeomAPI_Circ2d>(new GeomAPI_Circ2d(myCenter, myStart));
 641   recalculateReversedFlagByEnd(*aCircle);
 642 }