src/SketchPlugin/SketchPlugin_MacroArc.cpp

   1 // Copyright (C) 2014-2023  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 email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "SketchPlugin_MacroArc.h"
  21
  22 #include "SketchPlugin_Arc.h"
  23 #include "SketchPlugin_ConstraintPerpendicular.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(TRANSVERSAL_POINT_ID(), ModelAPI_AttributeRefAttr::typeId());
 158   data()->addAttribute(END_POINT_4_ID(), GeomDataAPI_Point2D::typeId());
 159
 160   data()->addAttribute(REVERSED_ID(), ModelAPI_AttributeBoolean::typeId());
 161
 162   data()->addAttribute(RADIUS_ID(), ModelAPI_AttributeDouble::typeId());
 163   data()->addAttribute(ANGLE_ID(), ModelAPI_AttributeDouble::typeId());
 164
 165   data()->addAttribute(AUXILIARY_ID(), ModelAPI_AttributeBoolean::typeId());
 166
 167   data()->addAttribute(CENTER_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
 168   data()->addAttribute(START_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
 169   data()->addAttribute(END_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
 170   data()->addAttribute(PASSED_POINT_REF_ID(), ModelAPI_AttributeRefAttr::typeId());
 171
 172   data()->addAttribute(EDIT_ARC_TYPE_ID(), ModelAPI_AttributeString::typeId());
 173
 174   boolean(REVERSED_ID())->setValue(false);
 175   string(EDIT_ARC_TYPE_ID())->setValue("");
 176
 177   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), CENTER_POINT_REF_ID());
 178   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), START_POINT_REF_ID());
 179   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), END_POINT_REF_ID());
 180   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), PASSED_POINT_REF_ID());
 181   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), EDIT_ARC_TYPE_ID());
 182 }
 183
 184 void SketchPlugin_MacroArc::attributeChanged(const std::string& theID)
 185 {
 186   std::string anArcType = string(ARC_TYPE())->value();
 187
 188   // If arc type switched reset according attributes.
 189   if(theID == ARC_TYPE()) {
 190     SketchPlugin_Tools::resetAttribute(this, CENTER_POINT_ID());
 191     SketchPlugin_Tools::resetAttribute(this, CENTER_POINT_REF_ID());
 192     SketchPlugin_Tools::resetAttribute(this, START_POINT_1_ID());
 193     SketchPlugin_Tools::resetAttribute(this, START_POINT_REF_ID());
 194     SketchPlugin_Tools::resetAttribute(this, END_POINT_1_ID());
 195     SketchPlugin_Tools::resetAttribute(this, END_POINT_REF_ID());
 196     SketchPlugin_Tools::resetAttribute(this, START_POINT_2_ID());
 197     SketchPlugin_Tools::resetAttribute(this, END_POINT_2_ID());
 198     SketchPlugin_Tools::resetAttribute(this, PASSED_POINT_ID());
 199     SketchPlugin_Tools::resetAttribute(this, PASSED_POINT_REF_ID());
 200     SketchPlugin_Tools::resetAttribute(this, TANGENT_POINT_ID());
 201     SketchPlugin_Tools::resetAttribute(this, END_POINT_3_ID());
 202     SketchPlugin_Tools::resetAttribute(this, TRANSVERSAL_POINT_ID());
 203     SketchPlugin_Tools::resetAttribute(this, END_POINT_4_ID());
 204     SketchPlugin_Tools::resetAttribute(this, REVERSED_ID());
 205     SketchPlugin_Tools::resetAttribute(this, RADIUS_ID());
 206     SketchPlugin_Tools::resetAttribute(this, ANGLE_ID());
 207
 208     myCenter.reset();
 209     myStart.reset();
 210     myEnd.reset();
 211     boolean(REVERSED_ID())->setValue(false);
 212     myParamBefore = 0.0;
 213   } else if(anArcType == ARC_TYPE_BY_CENTER_AND_POINTS())
 214     fillByCenterAndTwoPassed();
 215   else if(anArcType == ARC_TYPE_BY_THREE_POINTS())
 216     fillByThreePassedPoints();
 217   else if(anArcType == ARC_TYPE_BY_TANGENT_EDGE())
 218     fillByEdge(false);
 219   else if (anArcType == ARC_TYPE_BY_TRANSVERSAL_LINE())
 220     fillByEdge(true);
 221
 222   double aRadius = 0;
 223   double anAngle = 0;
 224   if(myCenter.get() && myStart.get()) {
 225     aRadius = myCenter->distance(myStart);
 226     if(myEnd.get()) {
 227       if(myStart->isEqual(myEnd)) {
 228         anAngle = 360;
 229       } else {
 230         GeomAPI_Circ2d aCircleForArc(myCenter, myStart);
 231         double aStartParam, anEndParam;
 232         aCircleForArc.parameter(myStart, paramTolerance, aStartParam);
 233         aCircleForArc.parameter(myEnd, paramTolerance, anEndParam);
 234         anAngle = (anEndParam - aStartParam) / PI * 180.0;
 235         if(boolean(REVERSED_ID())->value()) anAngle = 360.0 - anAngle;
 236       }
 237     }
 238   }
 239
 240   bool aWasBlocked = data()->blockSendAttributeUpdated(true);
 241   if(myCenter.get()) {
 242     // center attribute is used in processEvent() to set reference to reentrant arc
 243     std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_POINT_ID()))
 244         ->setValue(myCenter);
 245   }
 246   real(RADIUS_ID())->setValue(aRadius);
 247   real(ANGLE_ID())->setValue(anAngle);
 248   data()->blockSendAttributeUpdated(aWasBlocked, false);
 249 }
 250
 251 GeomShapePtr SketchPlugin_MacroArc::getArcShape(bool isBound)
 252 {
 253   if(!myStart.get() || !myEnd.get() || !myCenter.get()) {
 254     return GeomShapePtr();
 255   }
 256
 257   SketchPlugin_Sketch* aSketch = sketch();
 258   if(!aSketch) {
 259     return GeomShapePtr();
 260   }
 261
 262   std::shared_ptr<GeomAPI_Pnt> aCenter(aSketch->to3D(myCenter->x(), myCenter->y()));
 263   std::shared_ptr<GeomAPI_Pnt> aStart(aSketch->to3D(myStart->x(), myStart->y()));
 264   std::shared_ptr<GeomAPI_Pnt> anEnd(aSketch->to3D(myEnd->x(), myEnd->y()));
 265   std::shared_ptr<GeomDataAPI_Dir> aNDir =
 266     std::dynamic_pointer_cast<GeomDataAPI_Dir>(aSketch->attribute(SketchPlugin_Sketch::NORM_ID()));
 267   std::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
 268
 269   GeomShapePtr anArcShape;
 270   if (isBound) {
 271     anArcShape = boolean(REVERSED_ID())->value() ?
 272         GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, anEnd, aStart, aNormal)
 273       : GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, aStart, anEnd, aNormal);
 274   } else {
 275     double aRadius = aCenter->distance(aStart);
 276     anArcShape = GeomAlgoAPI_EdgeBuilder::lineCircle(aCenter, aNormal, aRadius);
 277   }
 278
 279   return anArcShape;
 280 }
 281
 282 AISObjectPtr SketchPlugin_MacroArc::getAISObject(AISObjectPtr thePrevious)
 283 {
 284   GeomShapePtr anArcShape = getArcShape();
 285   if(!anArcShape.get())
 286     return AISObjectPtr();
 287
 288   SketchPlugin_Sketch* aSketch = sketch();
 289   std::shared_ptr<GeomAPI_Pnt> aCenter = aSketch->to3D(myCenter->x(), myCenter->y());;
 290   GeomShapePtr aCenterPointShape = GeomAlgoAPI_PointBuilder::vertex(aCenter);
 291
 292   if(!aCenterPointShape.get())
 293     return AISObjectPtr();
 294
 295   std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
 296   aShapes.push_back(anArcShape);
 297   aShapes.push_back(aCenterPointShape);
 298
 299   std::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
 300   AISObjectPtr anAIS = thePrevious;
 301   if(!anAIS.get()) {
 302     anAIS.reset(new GeomAPI_AISObject());
 303   }
 304   anAIS->createShape(aCompound);
 305   SketchPlugin_Tools::customizeFeaturePrs(anAIS, boolean(AUXILIARY_ID())->value());
 306   return anAIS;
 307 }
 308
 309 void SketchPlugin_MacroArc::execute()
 310 {
 311   FeaturePtr anArcFeature = createArcFeature();
 312
 313   myCenter.reset();
 314   myStart.reset();
 315   myEnd.reset();
 316
 317   // Create constraints.
 318   std::string anArcType = string(ARC_TYPE())->value();
 319   if(anArcType == ARC_TYPE_BY_CENTER_AND_POINTS()) {
 320     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 321                                          CENTER_POINT_REF_ID(),
 322                                          anArcFeature->attribute(SketchPlugin_Arc::CENTER_ID()),
 323                                          ObjectPtr(),
 324                                          false);
 325     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 326                                          START_POINT_REF_ID(),
 327                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 328                                          ObjectPtr(),
 329                                          false);
 330     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 331                                          END_POINT_REF_ID(),
 332                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 333                                          ObjectPtr(),
 334                                          false);
 335   } else if(anArcType == ARC_TYPE_BY_THREE_POINTS()) {
 336     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 337                                          START_POINT_REF_ID(),
 338                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 339                                          ObjectPtr(),
 340                                          false);
 341     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 342                                          END_POINT_REF_ID(),
 343                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 344                                          ObjectPtr(),
 345                                          false);
 346     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 347                                          PASSED_POINT_REF_ID(),
 348                                          AttributePtr(),
 349                                          anArcFeature->lastResult(),
 350                                          true);
 351   } else {
 352     // coincident with connection point
 353     const std::string& aPointAttr = anArcType == ARC_TYPE_BY_TANGENT_EDGE() ?
 354                                                  TANGENT_POINT_ID() : TRANSVERSAL_POINT_ID();
 355     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 356                                          aPointAttr,
 357                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 358                                          ObjectPtr(),
 359                                          false);
 360     // tangent or perpendicular constraint
 361     FeaturePtr aStartPointConstraint;
 362     if (anArcType == ARC_TYPE_BY_TANGENT_EDGE())
 363       aStartPointConstraint = sketch()->addFeature(SketchPlugin_ConstraintTangent::ID());
 364     else
 365       aStartPointConstraint = sketch()->addFeature(SketchPlugin_ConstraintPerpendicular::ID());
 366     // setting attributes of the start point constraint
 367     AttributeRefAttrPtr aRefAttrA =
 368         aStartPointConstraint->refattr(SketchPlugin_Constraint::ENTITY_A());
 369     AttributeRefAttrPtr aTgPntRefAttr = refattr(aPointAttr);
 370     FeaturePtr aTgFeature = ModelAPI_Feature::feature(aTgPntRefAttr->attr()->owner());
 371     aRefAttrA->setObject(aTgFeature->lastResult());
 372     AttributeRefAttrPtr aRefAttrB =
 373         aStartPointConstraint->refattr(SketchPlugin_Constraint::ENTITY_B());
 374     aRefAttrB->setObject(anArcFeature->lastResult());
 375     // constraint for end point
 376     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 377                                          END_POINT_REF_ID(),
 378                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 379                                          ObjectPtr(),
 380                                          false);
 381   }
 382
 383   // message to init reentrant operation
 384   static Events_ID anId = SketchPlugin_MacroArcReentrantMessage::eventId();
 385   std::shared_ptr<SketchPlugin_MacroArcReentrantMessage> aMessage = std::shared_ptr
 386     <SketchPlugin_MacroArcReentrantMessage>(new SketchPlugin_MacroArcReentrantMessage(anId, this));
 387
 388   std::string anEditArcType = string(EDIT_ARC_TYPE_ID())->value();
 389   aMessage->setTypeOfCreation(!anEditArcType.empty() ? anEditArcType : anArcType);
 390   aMessage->setCreatedFeature(anArcFeature);
 391   Events_Loop::loop()->send(aMessage);
 392 }
 393
 394 // LCOV_EXCL_START
 395 std::string SketchPlugin_MacroArc::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 396 {
 397   std::string aFilledAttributeName;
 398   std::shared_ptr<SketchPlugin_MacroArcReentrantMessage> aReentrantMessage =
 399         std::dynamic_pointer_cast<SketchPlugin_MacroArcReentrantMessage>(theMessage);
 400   if (aReentrantMessage.get()) {
 401     FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
 402     std::string anArcType = aReentrantMessage->typeOfCreation();
 403
 404     string(ARC_TYPE())->setValue(anArcType);
 405
 406     aFilledAttributeName = ARC_TYPE();
 407     if(anArcType == ARC_TYPE_BY_TANGENT_EDGE()) {
 408       aFilledAttributeName = TANGENT_POINT_ID();
 409       AttributeRefAttrPtr aRefAttr = refattr(aFilledAttributeName);
 410       aRefAttr->setAttr(aCreatedFeature->attribute(SketchPlugin_Arc::END_ID()));
 411     }
 412     else if (anArcType == ARC_TYPE_BY_TRANSVERSAL_LINE()) {
 413       AttributeRefAttrPtr aRefAttr = refattr(TRANSVERSAL_POINT_ID());
 414       AttributePtr anAttribute = aReentrantMessage->selectedAttribute();
 415       if (anAttribute) {
 416         aRefAttr->setAttr(anAttribute);
 417         aFilledAttributeName = TRANSVERSAL_POINT_ID();
 418       }
 419     }
 420     else {
 421       ObjectPtr anObject = aReentrantMessage->selectedObject();
 422       AttributePtr anAttribute = aReentrantMessage->selectedAttribute();
 423       std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = aReentrantMessage->clickedPoint();
 424
 425       if (aClickedPoint.get() && (anObject.get() || anAttribute.get())) {
 426         if (anArcType == ARC_TYPE_BY_CENTER_AND_POINTS() ||
 427             anArcType == ARC_TYPE_BY_THREE_POINTS()) {
 428           std::string aReferenceAttributeName;
 429           if (anArcType == ARC_TYPE_BY_CENTER_AND_POINTS()) {
 430             aFilledAttributeName = CENTER_POINT_ID();
 431             aReferenceAttributeName = CENTER_POINT_REF_ID();
 432           }
 433           else {
 434             aFilledAttributeName = START_POINT_2_ID();
 435             aReferenceAttributeName = START_POINT_REF_ID();
 436           }
 437           // fill 2d point attribute
 438           AttributePoint2DPtr aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 439                                                             attribute(aFilledAttributeName));
 440           aPointAttr->setValue(aClickedPoint);
 441           // fill reference attribute
 442           AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
 443                                                           attribute(aReferenceAttributeName));
 444           if (aRefAttr.get()) {
 445             if (anAttribute.get()) {
 446               if (!anAttribute->owner().get() || !anAttribute->owner()->data()->isValid()) {
 447                 if (aCreatedFeature.get()) {
 448                   std::string anID = anAttribute->id();
 449                   std::string anArcID;
 450                   if (anID == END_POINT_1_ID() || anID == END_POINT_2_ID() ||
 451                       anID == END_POINT_3_ID())
 452                     anArcID = SketchPlugin_Arc::END_ID();
 453                   else if (anID == START_POINT_1_ID() || anID ==START_POINT_2_ID())
 454                     anArcID = SketchPlugin_Arc::START_ID();
 455                   else if (anID == CENTER_POINT_ID())
 456                     anArcID = SketchPlugin_Arc::CENTER_ID();
 457                   anAttribute = aCreatedFeature->attribute(anArcID);
 458                 }
 459               }
 460               aRefAttr->setAttr(anAttribute);
 461             }
 462             else if (anObject.get()) {
 463               // if attribute is NULL, only object is defined, it should be processed outside
 464               // the feature because it might be an external feature, that will be
 465               // removed/created again after restart operation
 466               // #2468 - Crash when sketching circles successively on a repetition
 467               aFilledAttributeName = ARC_TYPE();
 468             }
 469           }
 470         }
 471       }
 472     }
 473     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 474   }
 475   return aFilledAttributeName;
 476 }
 477 // LCOV_EXCL_STOP
 478
 479 FeaturePtr SketchPlugin_MacroArc::createArcFeature()
 480 {
 481   FeaturePtr anArcFeature = sketch()->addFeature(SketchPlugin_Arc::ID());
 482   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 483       anArcFeature->attribute(SketchPlugin_Arc::CENTER_ID()))->setValue(myCenter);
 484   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 485       anArcFeature->attribute(SketchPlugin_Arc::START_ID()))->setValue(myStart);
 486   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 487       anArcFeature->attribute(SketchPlugin_Arc::END_ID()))->setValue(myEnd);
 488   anArcFeature->boolean(SketchPlugin_Arc::REVERSED_ID())
 489                 ->setValue(boolean(REVERSED_ID())->value());
 490   anArcFeature->boolean(SketchPlugin_Arc::AUXILIARY_ID())
 491                 ->setValue(boolean(AUXILIARY_ID())->value());
 492   anArcFeature->execute();
 493
 494   return anArcFeature;
 495 }
 496
 497 void SketchPlugin_MacroArc::fillByCenterAndTwoPassed()
 498 {
 499   AttributePoint2DPtr aCenterPointAttr =
 500       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_POINT_ID()));
 501   if (!aCenterPointAttr->isInitialized())
 502       return;
 503
 504   AttributePoint2DPtr aStartPointAttr =
 505       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_POINT_1_ID()));
 506   if (!aStartPointAttr->isInitialized())
 507     return;
 508
 509   myCenter = aCenterPointAttr->pnt();
 510   myStart = aStartPointAttr->pnt();
 511   myEnd = myStart;
 512
 513   AttributePoint2DPtr anEndPointAttr =
 514       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_1_ID()));
 515   if (!anEndPointAttr->isInitialized())
 516     return;
 517
 518   GeomAPI_Circ2d aCircleForArc(myCenter, myStart);
 519   // avoid degerated arc, when the center and the start points are equal
 520   if (!aCircleForArc.implPtr<void*>())
 521     return;
 522
 523   bool aWasBlocked = data()->blockSendAttributeUpdated(true);
 524   // check the end point is referred to another feature
 525   GeomShapePtr aRefShape;
 526   AttributeRefAttrPtr aEndPointRefAttr = refattr(END_POINT_REF_ID());
 527   if (aEndPointRefAttr && aEndPointRefAttr->isInitialized()) {
 528     if (aEndPointRefAttr->isObject()) {
 529       FeaturePtr aFeature = ModelAPI_Feature::feature(aEndPointRefAttr->object());
 530       if (aFeature)
 531         aRefShape = aFeature->lastResult()->shape();
 532     }
 533   }
 534   if (aRefShape) {
 535     // Calculate end point as an intersection between circle and another shape
 536     intersectShapeAndCircle(aRefShape, aCircleForArc, sketch(), anEndPointAttr);
 537   } else {
 538     // End point should be a projection on circle.
 539     projectPointOnCircle(anEndPointAttr, aCircleForArc);
 540   }
 541   data()->blockSendAttributeUpdated(aWasBlocked, false);
 542   myEnd = anEndPointAttr->pnt();
 543
 544   // update the REVERSED flag
 545   recalculateReversedFlagByEnd(aCircleForArc);
 546 }
 547
 548 void SketchPlugin_MacroArc::recalculateReversedFlagByEnd(const GeomAPI_Circ2d& theCurrentCircular)
 549 {
 550   double aParameterNew = 0.0;
 551   if(theCurrentCircular.parameter(myEnd, paramTolerance, aParameterNew)) {
 552     if(myParamBefore <= PI / 2.0 && aParameterNew >= PI * 1.5) {
 553       boolean(REVERSED_ID())->setValue(true);
 554     } else if(myParamBefore >= PI * 1.5 && aParameterNew <= PI / 2.0) {
 555       boolean(REVERSED_ID())->setValue(false);
 556     }
 557   }
 558   myParamBefore = aParameterNew;
 559 }
 560
 561 void SketchPlugin_MacroArc::fillByThreePassedPoints()
 562 {
 563   AttributePoint2DPtr aStartPointAttr =
 564       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_POINT_2_ID()));
 565   if (!aStartPointAttr->isInitialized())
 566     return;
 567
 568   AttributePoint2DPtr anEndPointAttr =
 569       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_2_ID()));
 570   if (!anEndPointAttr->isInitialized())
 571     return;
 572
 573   myStart = aStartPointAttr->pnt();
 574   myEnd = anEndPointAttr->pnt();
 575
 576   AttributePoint2DPtr aPassedPointAttr =
 577       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(PASSED_POINT_ID()));
 578   if (aPassedPointAttr->isInitialized()) {
 579     std::shared_ptr<GeomAPI_Pnt2d> aPassedPnt;
 580     std::shared_ptr<GeomAPI_Shape> aTangentCurve;
 581     SketchPlugin_Tools::convertRefAttrToPointOrTangentCurve(
 582         refattr(PASSED_POINT_REF_ID()), aPassedPointAttr, aTangentCurve, aPassedPnt);
 583
 584     GeomAlgoAPI_Circ2dBuilder aCircBuilder(SketchPlugin_Sketch::plane(sketch()));
 585     aCircBuilder.addPassingPoint(myStart);
 586     aCircBuilder.addPassingPoint(myEnd);
 587     if (aTangentCurve) {
 588       aCircBuilder.addTangentCurve(aTangentCurve);
 589       aCircBuilder.setClosestPoint(aPassedPointAttr->pnt());
 590     } else
 591       aCircBuilder.addPassingPoint(aPassedPnt);
 592
 593     std::shared_ptr<GeomAPI_Circ2d> aCircle = aCircBuilder.circle();
 594     if (!aCircle)
 595       return;
 596     myCenter = aCircle->center();
 597
 598     aCircle = std::shared_ptr<GeomAPI_Circ2d>(new GeomAPI_Circ2d(myCenter, myStart));
 599     recalculateReversedFlagByPassed(*aCircle);
 600   } else
 601     myCenter.reset(new GeomAPI_Pnt2d(myStart->xy()->added(myEnd->xy())->multiplied(0.5)));
 602 }
 603
 604 void SketchPlugin_MacroArc::recalculateReversedFlagByPassed(
 605     const GeomAPI_Circ2d& theCurrentCircular)
 606 {
 607   AttributePoint2DPtr aPassedAttr =
 608       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(PASSED_POINT_ID()));
 609   std::shared_ptr<GeomAPI_Pnt2d> aPassed = theCurrentCircular.project(aPassedAttr->pnt());
 610
 611   double aEndParam, aPassedParam;
 612   theCurrentCircular.parameter(myEnd, paramTolerance, aEndParam);
 613   theCurrentCircular.parameter(aPassed, paramTolerance, aPassedParam);
 614
 615   if(aPassedParam > aEndParam)
 616     boolean(REVERSED_ID())->setValue(true);
 617   else
 618     boolean(REVERSED_ID())->setValue(false);
 619
 620   myParamBefore = aEndParam;
 621 }
 622
 623 void SketchPlugin_MacroArc::fillByEdge(bool theTransversal)
 624 {
 625   const std::string& aStartPoint = theTransversal ? TRANSVERSAL_POINT_ID() : TANGENT_POINT_ID();
 626   const std::string& aEndPoint = theTransversal ? END_POINT_4_ID() : END_POINT_3_ID();
 627
 628   AttributeRefAttrPtr aTangentAttr = refattr(aStartPoint);
 629   if (!aTangentAttr->isInitialized())
 630     return;
 631
 632   AttributePoint2DPtr aConnectionPointAttr =
 633       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aTangentAttr->attr());
 634   if (!aConnectionPointAttr->isInitialized())
 635     return;
 636
 637   AttributePoint2DPtr anEndPointAttr =
 638       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(aEndPoint));
 639   if (!anEndPointAttr->isInitialized())
 640     return;
 641
 642   myStart = aConnectionPointAttr->pnt();
 643   myEnd = anEndPointAttr->pnt();
 644   if (myStart->isEqual(myEnd))
 645     return;
 646
 647   // obtain a shape the tangent point belongs to
 648   FeaturePtr aConnectedFeature = ModelAPI_Feature::feature(aConnectionPointAttr->owner());
 649   std::shared_ptr<GeomAPI_Shape> aTangentShape = aConnectedFeature->lastResult()->shape();
 650
 651   GeomAlgoAPI_Circ2dBuilder aCircBuilder(SketchPlugin_Sketch::plane(sketch()));
 652   aCircBuilder.addPassingPoint(myStart);
 653   aCircBuilder.addPassingPoint(myEnd);
 654   if (theTransversal)
 655     aCircBuilder.setTransversalLine(aTangentShape);
 656   else
 657     aCircBuilder.addTangentCurve(aTangentShape);
 658
 659   std::shared_ptr<GeomAPI_Circ2d> aCircle = aCircBuilder.circle();
 660   if (!aCircle)
 661     return;
 662   myCenter = aCircle->center();
 663
 664   // rebuild circle to set start point equal to zero parameter
 665   aCircle = std::shared_ptr<GeomAPI_Circ2d>(new GeomAPI_Circ2d(myCenter, myStart));
 666   recalculateReversedFlagByEnd(*aCircle);
 667 }