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