src/SketchPlugin/SketchPlugin_MacroArc.cpp

   1 // Copyright (C) 2014-2019  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(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     fillByEdge(false);
 214   else if (anArcType == ARC_TYPE_BY_TRANSVERSAL_LINE())
 215     fillByEdge(true);
 216
 217   double aRadius = 0;
 218   double anAngle = 0;
 219   if(myCenter.get() && myStart.get()) {
 220     aRadius = myCenter->distance(myStart);
 221     if(myEnd.get()) {
 222       if(myStart->isEqual(myEnd)) {
 223         anAngle = 360;
 224       } else {
 225         GeomAPI_Circ2d aCircleForArc(myCenter, myStart);
 226         double aStartParam, anEndParam;
 227         aCircleForArc.parameter(myStart, paramTolerance, aStartParam);
 228         aCircleForArc.parameter(myEnd, paramTolerance, anEndParam);
 229         anAngle = (anEndParam - aStartParam) / PI * 180.0;
 230         if(boolean(REVERSED_ID())->value()) anAngle = 360.0 - anAngle;
 231       }
 232     }
 233   }
 234
 235   bool aWasBlocked = data()->blockSendAttributeUpdated(true);
 236   if(myCenter.get()) {
 237     // center attribute is used in processEvent() to set reference to reentrant arc
 238     std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_POINT_ID()))
 239         ->setValue(myCenter);
 240   }
 241   real(RADIUS_ID())->setValue(aRadius);
 242   real(ANGLE_ID())->setValue(anAngle);
 243   data()->blockSendAttributeUpdated(aWasBlocked, false);
 244 }
 245
 246 GeomShapePtr SketchPlugin_MacroArc::getArcShape(bool isBound)
 247 {
 248   if(!myStart.get() || !myEnd.get() || !myCenter.get()) {
 249     return GeomShapePtr();
 250   }
 251
 252   SketchPlugin_Sketch* aSketch = sketch();
 253   if(!aSketch) {
 254     return GeomShapePtr();
 255   }
 256
 257   std::shared_ptr<GeomAPI_Pnt> aCenter(aSketch->to3D(myCenter->x(), myCenter->y()));
 258   std::shared_ptr<GeomAPI_Pnt> aStart(aSketch->to3D(myStart->x(), myStart->y()));
 259   std::shared_ptr<GeomAPI_Pnt> anEnd(aSketch->to3D(myEnd->x(), myEnd->y()));
 260   std::shared_ptr<GeomDataAPI_Dir> aNDir =
 261     std::dynamic_pointer_cast<GeomDataAPI_Dir>(aSketch->attribute(SketchPlugin_Sketch::NORM_ID()));
 262   std::shared_ptr<GeomAPI_Dir> aNormal(new GeomAPI_Dir(aNDir->x(), aNDir->y(), aNDir->z()));
 263
 264   GeomShapePtr anArcShape;
 265   if (isBound) {
 266     anArcShape = boolean(REVERSED_ID())->value() ?
 267         GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, anEnd, aStart, aNormal)
 268       : GeomAlgoAPI_EdgeBuilder::lineCircleArc(aCenter, aStart, anEnd, aNormal);
 269   } else {
 270     double aRadius = aCenter->distance(aStart);
 271     anArcShape = GeomAlgoAPI_EdgeBuilder::lineCircle(aCenter, aNormal, aRadius);
 272   }
 273
 274   return anArcShape;
 275 }
 276
 277 AISObjectPtr SketchPlugin_MacroArc::getAISObject(AISObjectPtr thePrevious)
 278 {
 279   GeomShapePtr anArcShape = getArcShape();
 280   if(!anArcShape.get())
 281     return AISObjectPtr();
 282
 283   SketchPlugin_Sketch* aSketch = sketch();
 284   std::shared_ptr<GeomAPI_Pnt> aCenter = aSketch->to3D(myCenter->x(), myCenter->y());;
 285   GeomShapePtr aCenterPointShape = GeomAlgoAPI_PointBuilder::vertex(aCenter);
 286
 287   if(!aCenterPointShape.get())
 288     return AISObjectPtr();
 289
 290   std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
 291   aShapes.push_back(anArcShape);
 292   aShapes.push_back(aCenterPointShape);
 293
 294   std::shared_ptr<GeomAPI_Shape> aCompound = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
 295   AISObjectPtr anAIS = thePrevious;
 296   if(!anAIS.get()) {
 297     anAIS.reset(new GeomAPI_AISObject());
 298   }
 299   anAIS->createShape(aCompound);
 300   SketchPlugin_Tools::customizeFeaturePrs(anAIS, boolean(AUXILIARY_ID())->value());
 301   return anAIS;
 302 }
 303
 304 void SketchPlugin_MacroArc::execute()
 305 {
 306   FeaturePtr anArcFeature = createArcFeature();
 307
 308   myCenter.reset();
 309   myStart.reset();
 310   myEnd.reset();
 311
 312   // Create constraints.
 313   std::string anArcType = string(ARC_TYPE())->value();
 314   if(anArcType == ARC_TYPE_BY_CENTER_AND_POINTS()) {
 315     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 316                                          CENTER_POINT_REF_ID(),
 317                                          anArcFeature->attribute(SketchPlugin_Arc::CENTER_ID()),
 318                                          ObjectPtr(),
 319                                          false);
 320     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 321                                          START_POINT_REF_ID(),
 322                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 323                                          ObjectPtr(),
 324                                          false);
 325     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 326                                          END_POINT_REF_ID(),
 327                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 328                                          ObjectPtr(),
 329                                          false);
 330   } else if(anArcType == ARC_TYPE_BY_THREE_POINTS()) {
 331     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 332                                          START_POINT_REF_ID(),
 333                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 334                                          ObjectPtr(),
 335                                          false);
 336     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 337                                          END_POINT_REF_ID(),
 338                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 339                                          ObjectPtr(),
 340                                          false);
 341     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 342                                          PASSED_POINT_REF_ID(),
 343                                          AttributePtr(),
 344                                          anArcFeature->lastResult(),
 345                                          true);
 346   } else {
 347     // coincident with connection point
 348     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 349                                          TANGENT_POINT_ID(),
 350                                          anArcFeature->attribute(SketchPlugin_Arc::START_ID()),
 351                                          ObjectPtr(),
 352                                          false);
 353     // tangent or perpendicular constraint
 354     FeaturePtr aStartPointConstraint;
 355     if (anArcType == ARC_TYPE_BY_TANGENT_EDGE())
 356       aStartPointConstraint = sketch()->addFeature(SketchPlugin_ConstraintTangent::ID());
 357     else
 358       aStartPointConstraint = sketch()->addFeature(SketchPlugin_ConstraintPerpendicular::ID());
 359     // setting attributes of the start point constraint
 360     AttributeRefAttrPtr aRefAttrA =
 361         aStartPointConstraint->refattr(SketchPlugin_Constraint::ENTITY_A());
 362     AttributeRefAttrPtr aTgPntRefAttr = refattr(TANGENT_POINT_ID());
 363     FeaturePtr aTgFeature = ModelAPI_Feature::feature(aTgPntRefAttr->attr()->owner());
 364     aRefAttrA->setObject(aTgFeature->lastResult());
 365     AttributeRefAttrPtr aRefAttrB =
 366         aStartPointConstraint->refattr(SketchPlugin_Constraint::ENTITY_B());
 367     aRefAttrB->setObject(anArcFeature->lastResult());
 368     // constraint for end point
 369     SketchPlugin_Tools::createCoincidenceOrTangency(this,
 370                                          END_POINT_REF_ID(),
 371                                          anArcFeature->attribute(SketchPlugin_Arc::END_ID()),
 372                                          ObjectPtr(),
 373                                          false);
 374   }
 375
 376   // message to init reentrant operation
 377   static Events_ID anId = SketchPlugin_MacroArcReentrantMessage::eventId();
 378   std::shared_ptr<SketchPlugin_MacroArcReentrantMessage> aMessage = std::shared_ptr
 379     <SketchPlugin_MacroArcReentrantMessage>(new SketchPlugin_MacroArcReentrantMessage(anId, this));
 380
 381   std::string anEditArcType = string(EDIT_ARC_TYPE_ID())->value();
 382   aMessage->setTypeOfCreation(!anEditArcType.empty() ? anEditArcType : anArcType);
 383   aMessage->setCreatedFeature(anArcFeature);
 384   Events_Loop::loop()->send(aMessage);
 385 }
 386
 387 // LCOV_EXCL_START
 388 std::string SketchPlugin_MacroArc::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 389 {
 390   std::string aFilledAttributeName;
 391   std::shared_ptr<SketchPlugin_MacroArcReentrantMessage> aReentrantMessage =
 392         std::dynamic_pointer_cast<SketchPlugin_MacroArcReentrantMessage>(theMessage);
 393   if (aReentrantMessage.get()) {
 394     FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
 395     std::string anArcType = aReentrantMessage->typeOfCreation();
 396
 397     string(ARC_TYPE())->setValue(anArcType);
 398
 399     aFilledAttributeName = ARC_TYPE();
 400     if(anArcType == ARC_TYPE_BY_TANGENT_EDGE()) {
 401       aFilledAttributeName = TANGENT_POINT_ID();
 402       AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
 403                                                         attribute(aFilledAttributeName));
 404       FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
 405       aRefAttr->setAttr(aCreatedFeature->attribute(SketchPlugin_Arc::END_ID()));
 406     }
 407     else {
 408       ObjectPtr anObject = aReentrantMessage->selectedObject();
 409       AttributePtr anAttribute = aReentrantMessage->selectedAttribute();
 410       std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = aReentrantMessage->clickedPoint();
 411
 412       if (aClickedPoint.get() && (anObject.get() || anAttribute.get())) {
 413         if (anArcType == ARC_TYPE_BY_CENTER_AND_POINTS() ||
 414             anArcType == ARC_TYPE_BY_THREE_POINTS()) {
 415           std::string aReferenceAttributeName;
 416           if (anArcType == ARC_TYPE_BY_CENTER_AND_POINTS()) {
 417             aFilledAttributeName = CENTER_POINT_ID();
 418             aReferenceAttributeName = CENTER_POINT_REF_ID();
 419           }
 420           else {
 421             aFilledAttributeName = START_POINT_2_ID();
 422             aReferenceAttributeName = START_POINT_REF_ID();
 423           }
 424           // fill 2d point attribute
 425           AttributePoint2DPtr aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 426                                                             attribute(aFilledAttributeName));
 427           aPointAttr->setValue(aClickedPoint);
 428           // fill reference attribute
 429           AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
 430                                                           attribute(aReferenceAttributeName));
 431           if (aRefAttr.get()) {
 432             if (anAttribute.get()) {
 433               if (!anAttribute->owner().get() || !anAttribute->owner()->data()->isValid()) {
 434                 FeaturePtr aCreatedFeature = aReentrantMessage->createdFeature();
 435                 if (aCreatedFeature.get()) {
 436                   std::string anID = anAttribute->id();
 437                   std::string anArcID;
 438                   if (anID == END_POINT_1_ID() || anID == END_POINT_2_ID() ||
 439                       anID == END_POINT_3_ID())
 440                     anArcID = SketchPlugin_Arc::END_ID();
 441                   else if (anID == START_POINT_1_ID() || anID ==START_POINT_2_ID())
 442                     anArcID = SketchPlugin_Arc::START_ID();
 443                   else if (anID == CENTER_POINT_ID())
 444                     anArcID = SketchPlugin_Arc::CENTER_ID();
 445                   anAttribute = aCreatedFeature->attribute(anArcID);
 446                 }
 447               }
 448               aRefAttr->setAttr(anAttribute);
 449             }
 450             else if (anObject.get()) {
 451               // if attribute is NULL, only object is defined, it should be processed outside
 452               // the feature because it might be an external feature, that will be
 453               // removed/created again after restart operation
 454               // #2468 - Crash when sketching circles successively on a repetition
 455               aFilledAttributeName = ARC_TYPE();
 456             }
 457           }
 458         }
 459       }
 460     }
 461     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 462   }
 463   return aFilledAttributeName;
 464 }
 465 // LCOV_EXCL_STOP
 466
 467 FeaturePtr SketchPlugin_MacroArc::createArcFeature()
 468 {
 469   FeaturePtr anArcFeature = sketch()->addFeature(SketchPlugin_Arc::ID());
 470   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 471       anArcFeature->attribute(SketchPlugin_Arc::CENTER_ID()))->setValue(myCenter);
 472   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 473       anArcFeature->attribute(SketchPlugin_Arc::START_ID()))->setValue(myStart);
 474   std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 475       anArcFeature->attribute(SketchPlugin_Arc::END_ID()))->setValue(myEnd);
 476   anArcFeature->boolean(SketchPlugin_Arc::REVERSED_ID())
 477                 ->setValue(boolean(REVERSED_ID())->value());
 478   anArcFeature->boolean(SketchPlugin_Arc::AUXILIARY_ID())
 479                 ->setValue(boolean(AUXILIARY_ID())->value());
 480   anArcFeature->execute();
 481
 482   return anArcFeature;
 483 }
 484
 485 void SketchPlugin_MacroArc::fillByCenterAndTwoPassed()
 486 {
 487   AttributePoint2DPtr aCenterPointAttr =
 488       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(CENTER_POINT_ID()));
 489   if (!aCenterPointAttr->isInitialized())
 490       return;
 491
 492   AttributePoint2DPtr aStartPointAttr =
 493       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_POINT_1_ID()));
 494   if (!aStartPointAttr->isInitialized())
 495     return;
 496
 497   myCenter = aCenterPointAttr->pnt();
 498   myStart = aStartPointAttr->pnt();
 499   myEnd = myStart;
 500
 501   AttributePoint2DPtr anEndPointAttr =
 502       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_1_ID()));
 503   if (!anEndPointAttr->isInitialized())
 504     return;
 505
 506   GeomAPI_Circ2d aCircleForArc(myCenter, myStart);
 507   // avoid degerated arc, when the center and the start points are equal
 508   if (!aCircleForArc.implPtr<void*>())
 509     return;
 510
 511   bool aWasBlocked = data()->blockSendAttributeUpdated(true);
 512   // check the end point is referred to another feature
 513   GeomShapePtr aRefShape;
 514   AttributeRefAttrPtr aEndPointRefAttr = refattr(END_POINT_REF_ID());
 515   if (aEndPointRefAttr && aEndPointRefAttr->isInitialized()) {
 516     if (aEndPointRefAttr->isObject()) {
 517       FeaturePtr aFeature = ModelAPI_Feature::feature(aEndPointRefAttr->object());
 518       if (aFeature)
 519         aRefShape = aFeature->lastResult()->shape();
 520     }
 521   }
 522   if (aRefShape) {
 523     // Calculate end point as an intersection between circle and another shape
 524     intersectShapeAndCircle(aRefShape, aCircleForArc, sketch(), anEndPointAttr);
 525   } else {
 526     // End point should be a projection on circle.
 527     projectPointOnCircle(anEndPointAttr, aCircleForArc);
 528   }
 529   data()->blockSendAttributeUpdated(aWasBlocked, false);
 530   myEnd = anEndPointAttr->pnt();
 531
 532   // update the REVERSED flag
 533   recalculateReversedFlagByEnd(aCircleForArc);
 534 }
 535
 536 void SketchPlugin_MacroArc::recalculateReversedFlagByEnd(const GeomAPI_Circ2d& theCurrentCircular)
 537 {
 538   double aParameterNew = 0.0;
 539   if(theCurrentCircular.parameter(myEnd, paramTolerance, aParameterNew)) {
 540     if(myParamBefore <= PI / 2.0 && aParameterNew >= PI * 1.5) {
 541       boolean(REVERSED_ID())->setValue(true);
 542     } else if(myParamBefore >= PI * 1.5 && aParameterNew <= PI / 2.0) {
 543       boolean(REVERSED_ID())->setValue(false);
 544     }
 545   }
 546   myParamBefore = aParameterNew;
 547 }
 548
 549 void SketchPlugin_MacroArc::fillByThreePassedPoints()
 550 {
 551   AttributePoint2DPtr aStartPointAttr =
 552       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(START_POINT_2_ID()));
 553   if (!aStartPointAttr->isInitialized())
 554     return;
 555
 556   AttributePoint2DPtr anEndPointAttr =
 557       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_2_ID()));
 558   if (!anEndPointAttr->isInitialized())
 559     return;
 560
 561   myStart = aStartPointAttr->pnt();
 562   myEnd = anEndPointAttr->pnt();
 563
 564   AttributePoint2DPtr aPassedPointAttr =
 565       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(PASSED_POINT_ID()));
 566   if (aPassedPointAttr->isInitialized()) {
 567     std::shared_ptr<GeomAPI_Pnt2d> aPassedPnt;
 568     std::shared_ptr<GeomAPI_Shape> aTangentCurve;
 569     SketchPlugin_Tools::convertRefAttrToPointOrTangentCurve(
 570         refattr(PASSED_POINT_REF_ID()), aPassedPointAttr, aTangentCurve, aPassedPnt);
 571
 572     GeomAlgoAPI_Circ2dBuilder aCircBuilder(SketchPlugin_Sketch::plane(sketch()));
 573     aCircBuilder.addPassingPoint(myStart);
 574     aCircBuilder.addPassingPoint(myEnd);
 575     if (aTangentCurve) {
 576       aCircBuilder.addTangentCurve(aTangentCurve);
 577       aCircBuilder.setClosestPoint(aPassedPointAttr->pnt());
 578     } else
 579       aCircBuilder.addPassingPoint(aPassedPnt);
 580
 581     std::shared_ptr<GeomAPI_Circ2d> aCircle = aCircBuilder.circle();
 582     if (!aCircle)
 583       return;
 584     myCenter = aCircle->center();
 585
 586     aCircle = std::shared_ptr<GeomAPI_Circ2d>(new GeomAPI_Circ2d(myCenter, myStart));
 587     recalculateReversedFlagByPassed(*aCircle);
 588   } else
 589     myCenter.reset(new GeomAPI_Pnt2d(myStart->xy()->added(myEnd->xy())->multiplied(0.5)));
 590 }
 591
 592 void SketchPlugin_MacroArc::recalculateReversedFlagByPassed(
 593     const GeomAPI_Circ2d& theCurrentCircular)
 594 {
 595   AttributePoint2DPtr aPassedAttr =
 596       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(PASSED_POINT_ID()));
 597   std::shared_ptr<GeomAPI_Pnt2d> aPassed = theCurrentCircular.project(aPassedAttr->pnt());
 598
 599   double aEndParam, aPassedParam;
 600   theCurrentCircular.parameter(myEnd, paramTolerance, aEndParam);
 601   theCurrentCircular.parameter(aPassed, paramTolerance, aPassedParam);
 602
 603   if(aPassedParam > aEndParam)
 604     boolean(REVERSED_ID())->setValue(true);
 605   else
 606     boolean(REVERSED_ID())->setValue(false);
 607
 608   myParamBefore = aEndParam;
 609 }
 610
 611 void SketchPlugin_MacroArc::fillByEdge(bool theTransversal)
 612 {
 613   AttributeRefAttrPtr aTangentAttr = refattr(TANGENT_POINT_ID());
 614   if (!aTangentAttr->isInitialized())
 615     return;
 616
 617   AttributePoint2DPtr aConnectionPointAttr =
 618       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aTangentAttr->attr());
 619   if (!aConnectionPointAttr->isInitialized())
 620     return;
 621
 622   AttributePoint2DPtr anEndPointAttr =
 623       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(attribute(END_POINT_3_ID()));
 624   if (!anEndPointAttr->isInitialized())
 625     return;
 626
 627   myStart = aConnectionPointAttr->pnt();
 628   myEnd = anEndPointAttr->pnt();
 629   if (myStart->isEqual(myEnd))
 630     return;
 631
 632   // obtain a shape the tangent point belongs to
 633   FeaturePtr aConnectedFeature = ModelAPI_Feature::feature(aConnectionPointAttr->owner());
 634   std::shared_ptr<GeomAPI_Shape> aTangentShape = aConnectedFeature->lastResult()->shape();
 635
 636   GeomAlgoAPI_Circ2dBuilder aCircBuilder(SketchPlugin_Sketch::plane(sketch()));
 637   aCircBuilder.addPassingPoint(myStart);
 638   aCircBuilder.addPassingPoint(myEnd);
 639   if (theTransversal)
 640     aCircBuilder.setTransversalLine(aTangentShape);
 641   else
 642     aCircBuilder.addTangentCurve(aTangentShape);
 643
 644   std::shared_ptr<GeomAPI_Circ2d> aCircle = aCircBuilder.circle();
 645   if (!aCircle)
 646     return;
 647   myCenter = aCircle->center();
 648
 649   // rebuild circle to set start point equal to zero parameter
 650   aCircle = std::shared_ptr<GeomAPI_Circ2d>(new GeomAPI_Circ2d(myCenter, myStart));
 651   recalculateReversedFlagByEnd(*aCircle);
 652 }