src/SketchPlugin/SketchPlugin_Trim.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:    SketchPlugin_Trim.cpp
   4 // Created: 22 Feb 2017
   5 // Author:  Natalia ERMOLAEVA
   6
   7 #include "SketchPlugin_Trim.h"
   8
   9 #include <GeomAPI_Dir2d.h>
  10 #include <GeomAPI_Edge.h>
  11 #include <GeomAPI_Pnt2d.h>
  12 #include <GeomAPI_XY.h>
  13 #include <GeomDataAPI_Point2D.h>
  14 #include <GeomAlgoAPI_ShapeTools.h>
  15 #include <GeomAlgoAPI_CompoundBuilder.h>
  16
  17 #include <ModelAPI_AttributeReference.h>
  18 #include <ModelAPI_AttributeString.h>
  19 #include <ModelAPI_AttributeRefAttr.h>
  20 #include <ModelAPI_Tools.h>
  21 #include <ModelAPI_AttributeBoolean.h>
  22
  23 #include <ModelAPI_Validator.h>
  24 #include <ModelAPI_Session.h>
  25 #include <ModelAPI_AttributeDouble.h>
  26
  27 #include <ModelGeomAlgo_Shape.h>
  28
  29 #include <SketchPlugin_Arc.h>
  30 #include <SketchPlugin_ConstraintMiddle.h>
  31 #include <SketchPlugin_Circle.h>
  32 #include <SketchPlugin_ConstraintCoincidence.h>
  33 #include <SketchPlugin_ConstraintEqual.h>
  34 //#include <SketchPlugin_ConstraintParallel.h>
  35 #include <SketchPlugin_ConstraintTangent.h>
  36 #include <SketchPlugin_ConstraintLength.h>
  37 #include <SketchPlugin_ConstraintMirror.h>
  38 #include <SketchPlugin_ConstraintCollinear.h>
  39 #include <SketchPlugin_Line.h>
  40 #include <SketchPlugin_MultiRotation.h>
  41 #include <SketchPlugin_MultiTranslation.h>
  42 #include <SketchPlugin_Point.h>
  43
  44 #include <ModelAPI_EventReentrantMessage.h>
  45
  46 #include <ModelAPI_Events.h>
  47 #include <SketchPlugin_Line.h>
  48 #include <SketchPlugin_Arc.h>
  49 #include <SketchPlugin_Circle.h>
  50
  51 #include <ModelGeomAlgo_Point2D.h>
  52 #include <Events_Loop.h>
  53
  54 #include <cmath>
  55
  56 //#define DEBUG_TRIM_METHODS
  57 //#define DEBUG_TRIM
  58
  59 #ifdef DEBUG_TRIM
  60 #include <iostream>
  61 #endif
  62
  63 #ifdef DEBUG_TRIM_METHODS
  64 #include <iostream>
  65 #endif
  66
  67 static const double PI = 3.141592653589793238463;
  68
  69 static const std::string OPERATION_HIGHLIGHT_COLOR() { return "128, 0, 0"; }
  70 static const std::string OPERATION_REMOVE_FEATURE_COLOR() { return "255, 174, 201"; }
  71
  72 SketchPlugin_Trim::SketchPlugin_Trim()
  73 {
  74 }
  75
  76 void SketchPlugin_Trim::initAttributes()
  77 {
  78   data()->addAttribute(SketchPlugin_Trim::SELECTED_OBJECT(),
  79                        ModelAPI_AttributeReference::typeId());
  80   data()->addAttribute(SELECTED_POINT(), GeomDataAPI_Point2D::typeId());
  81
  82   data()->addAttribute(PREVIEW_POINT(), GeomDataAPI_Point2D::typeId());
  83   data()->addAttribute(PREVIEW_OBJECT(), ModelAPI_AttributeReference::typeId());
  84
  85   data()->attribute(PREVIEW_POINT())->setIsArgument(false);
  86   data()->attribute(SELECTED_POINT())->setIsArgument(false);
  87   data()->attribute(PREVIEW_OBJECT())->setIsArgument(false);
  88
  89   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), PREVIEW_POINT());
  90   ModelAPI_Session::get()->validators()->registerNotObligatory(getKind(), PREVIEW_OBJECT());
  91 }
  92
  93 void SketchPlugin_Trim::findShapePoints(const std::string& theObjectAttributeId,
  94                                         const std::string& thePointAttributeId,
  95                                         std::shared_ptr<GeomAPI_Pnt>& aStartPoint,
  96                                         std::shared_ptr<GeomAPI_Pnt>& aLastPoint)
  97 {
  98   AttributeReferencePtr aBaseObjectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
  99                                             data()->attribute(theObjectAttributeId));
 100   ObjectPtr aBaseObject = aBaseObjectAttr->value();
 101
 102   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 103                                               data()->attribute(thePointAttributeId));
 104   std::shared_ptr<GeomAPI_Pnt2d> anAttributePnt2d = aPoint->pnt();
 105   std::shared_ptr<GeomAPI_Pnt> anAttributePnt = sketch()->to3D(anAttributePnt2d->x(),
 106                                                                anAttributePnt2d->y());
 107
 108   if (myCashedShapes.find(aBaseObject) == myCashedShapes.end())
 109     fillObjectShapes(aBaseObject, sketch()->data()->owner(), myCashedShapes, myObjectToPoints);
 110
 111   const std::set<GeomShapePtr>& aShapes = myCashedShapes[aBaseObject];
 112   if (!aShapes.empty()) {
 113     std::set<GeomShapePtr>::const_iterator anIt = aShapes.begin(), aLast = aShapes.end();
 114     for (; anIt != aLast; anIt++) {
 115       GeomShapePtr aBaseShape = *anIt;
 116       std::shared_ptr<GeomAPI_Pnt> aProjectedPoint;
 117       if (ModelGeomAlgo_Point2D::isPointOnEdge(aBaseShape, anAttributePnt, aProjectedPoint)) {
 118
 119         if (aBaseShape->shapeType() == GeomAPI_Shape::EDGE) {
 120           std::shared_ptr<GeomAPI_Edge> anEdge(new GeomAPI_Edge(aBaseShape));
 121           //GeomAPI_Shape::Orientation anOrientation = anEdge->orientation();
 122           //if (anOrientation == GeomAPI_Shape::REVERSED) {
 123             aStartPoint = anEdge->lastPoint();
 124             aLastPoint = anEdge->firstPoint();
 125           //}
 126           //else {
 127             //aStartPoint = anEdge->firstPoint();
 128             //aLastPoint = anEdge->lastPoint();
 129           //}
 130         }
 131       }
 132     }
 133   }
 134 #ifdef DEBUG_TRIM
 135   std::cout << "<findShapePoints> => "
 136     << std::endl << "Attribute point: "
 137     << anAttributePnt->x() << ", " << anAttributePnt->y() << ", " << anAttributePnt->z() << "]"
 138     << std::endl << "Start Point: ["
 139     << aStartPoint->x() << ", " << aStartPoint->y() << ", " << aStartPoint->z() << "]"
 140     << std::endl << "Last Point: ["
 141     << aLastPoint->x() << ", " << aLastPoint->y() << ", " << aLastPoint->z() << "]"
 142     << std::endl;
 143 #endif
 144 }
 145
 146 std::shared_ptr<GeomAPI_Pnt2d> SketchPlugin_Trim::convertPoint(
 147                                                    const std::shared_ptr<GeomAPI_Pnt>& thePoint)
 148 {
 149   std::shared_ptr<GeomAPI_Pnt2d> aPoint;
 150   if (!thePoint.get())
 151     return aPoint;
 152
 153   AttributeReferencePtr aBaseObjectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 154                                         data()->attribute(SketchPlugin_Trim::SELECTED_OBJECT()));
 155   ObjectPtr aBaseObject = aBaseObjectAttr->value();
 156   if (myObjectToPoints.find(aBaseObject) == myObjectToPoints.end())
 157     fillObjectShapes(aBaseObject, sketch()->data()->owner(), myCashedShapes, myObjectToPoints);
 158
 159   bool aFound = false;
 160   const PointToRefsMap& aRefsMap = myObjectToPoints.at(aBaseObject);
 161   for (PointToRefsMap::const_iterator aPointIt = aRefsMap.begin();
 162        aPointIt != aRefsMap.end() && !aFound; aPointIt++) {
 163     if (aPointIt->first->isEqual(thePoint)) {
 164       const std::pair<std::list<AttributePoint2DPtr >,
 165                std::list<ObjectPtr > >& anInfo = aPointIt->second;
 166       const std::list<AttributePoint2DPtr >& anAttributes = anInfo.first;
 167       if (!anAttributes.empty()) {
 168         aPoint = anAttributes.front()->pnt();
 169         aFound = true;
 170       }
 171       else {
 172         aPoint = sketch()->to2D(thePoint);
 173         aFound = true;
 174       }
 175     }
 176   }
 177   if (!aFound) {
 178     // returns an end of the shape to define direction of split if feature's attribute
 179     // participates
 180     aPoint = sketch()->to2D(thePoint);
 181   }
 182   return aPoint;
 183 }
 184
 185 void SketchPlugin_Trim::execute()
 186 {
 187 #ifdef DEBUG_TRIM_METHODS
 188   std::cout << "SketchPlugin_Trim::execute: " << data()->name() << std::endl;
 189 #endif
 190
 191   SketchPlugin_Sketch* aSketch = sketch();
 192   if (!aSketch) {
 193     setError("Error: Sketch object is empty.");
 194     return;
 195   }
 196
 197   // Check the base objects are initialized.
 198   AttributeReferencePtr aBaseObjectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 199                                         data()->attribute(SketchPlugin_Trim::SELECTED_OBJECT()));
 200   if(!aBaseObjectAttr->isInitialized()) {
 201     setError("Error: Base object is not initialized.");
 202     return;
 203   }
 204   ObjectPtr aBaseObject = aBaseObjectAttr->value();
 205   if (!aBaseObject.get()) {
 206     setError("Error: Base object is not initialized.");
 207     return;
 208   }
 209   FeaturePtr aBaseFeature = ModelAPI_Feature::feature(aBaseObjectAttr->value());
 210
 211   /// Remove reference of this feature to feature used in preview, it is not necessary anymore
 212   /// as trim will be removed after execute
 213   AttributeReferencePtr aPreviewObjectAttr =
 214                      std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 215                      data()->attribute(SketchPlugin_Trim::PREVIEW_OBJECT()));
 216
 217   ObjectPtr aPreviewObject = aPreviewObjectAttr->value();
 218   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 219                                            data()->attribute(PREVIEW_POINT()));
 220   std::shared_ptr<GeomAPI_Pnt2d> aPreviewPnt2d = aPoint->pnt();
 221   // nullify pointer of preview attribute
 222   aPreviewObjectAttr->setValue(ResultPtr());
 223
 224   bool anIsEqualPreviewAndSelected = aPreviewObject == aBaseObject;
 225
 226   /// points of trim
 227   std::shared_ptr<GeomAPI_Pnt> aStartShapePoint, aLastShapePoint;
 228 #ifdef DEBUG_TRIM
 229   std::cout << " Base Feature: " << aBaseFeature->data()->name() << std::endl;
 230 #endif
 231   findShapePoints(SELECTED_OBJECT(), SELECTED_POINT(), aStartShapePoint, aLastShapePoint);
 232
 233   std::shared_ptr<GeomAPI_Pnt2d> aStartShapePoint2d = convertPoint(aStartShapePoint);
 234   std::shared_ptr<GeomAPI_Pnt2d> aLastShapePoint2d = convertPoint(aLastShapePoint);
 235
 236   std::set<FeaturePtr> aFeaturesToDelete;
 237   getConstraints(aFeaturesToDelete);
 238
 239   std::map<AttributePtr, std::list<AttributePtr> > aBaseRefAttributes;
 240   std::list<AttributePtr> aRefsToFeature;
 241   getRefAttributes(aBaseFeature, aBaseRefAttributes, aRefsToFeature);
 242 #ifdef DEBUG_TRIM
 243   std::cout << "---- getRefAttributes ----" << std::endl;
 244   std::map<AttributePtr, std::list<AttributePtr> >::const_iterator
 245     aRefIt = aBaseRefAttributes.begin(), aRefLast = aBaseRefAttributes.end();
 246   std::cout << std::endl << "References to attributes of base feature [" <<
 247     aBaseRefAttributes.size() << "]" << std::endl;
 248   for (; aRefIt != aRefLast; aRefIt++) {
 249     AttributePtr aBaseAttr = aRefIt->first;
 250     std::list<AttributePtr> aRefAttributes = aRefIt->second;
 251     std::string aRefsInfo;
 252     std::list<AttributePtr>::const_iterator aRefAttrIt = aRefAttributes.begin(),
 253                                             aRefAttrLast = aRefAttributes.end();
 254     for (; aRefAttrIt != aRefAttrLast; aRefAttrIt++) {
 255       if (!aRefsInfo.empty())
 256         aRefsInfo.append(",");
 257       AttributePtr aRAttr = *aRefAttrIt;
 258       aRefsInfo.append(aRAttr->id());
 259       FeaturePtr aRFeature = ModelAPI_Feature::feature(aRAttr->owner());
 260       aRefsInfo.append("(" + aRFeature->name() + ") ");
 261     }
 262     std::shared_ptr<GeomDataAPI_Point2D> aPointAttr =
 263       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aBaseAttr);
 264     std::cout << aPointAttr->id().c_str() <<
 265       ": " << "[" << aRefAttributes.size() << "] " << aRefsInfo << std::endl;
 266   }
 267   std::cout << std::endl;
 268   std::cout << std::endl << "References to base feature [" <<
 269     aRefsToFeature.size() << "]" << std::endl;
 270   std::list<AttributePtr>::const_iterator aRefAttrIt = aRefsToFeature.begin(),
 271                                           aRefAttrLast = aRefsToFeature.end();
 272   std::string aRefsInfo;
 273   for (; aRefAttrIt != aRefAttrLast; aRefAttrIt++) {
 274     if (!aRefsInfo.empty())
 275       aRefsInfo.append(",");
 276     AttributePtr aRAttr = *aRefAttrIt;
 277     aRefsInfo.append(aRAttr->id());
 278     FeaturePtr aRFeature = ModelAPI_Feature::feature(aRAttr->owner());
 279     aRefsInfo.append("(" + aRFeature->name() + ") ");
 280   }
 281   std::cout << "[" << aRefsToFeature.size() << "] " << aRefsInfo << std::endl;
 282   std::cout << "---- getRefAttributes:end ----" << std::endl;
 283 #endif
 284   // coincidence to result points
 285   // find coincidences to the base object, it should be used when attribute is found
 286   // in myObjectToPoints
 287   //std::map<AttributePtr, FeaturePtr> aCoincidencesToBaseFeature;
 288   //getCoincidencesToObject(aBaseObject, aCoincidencesToBaseFeature);
 289
 290   std::set<AttributePoint2DPtr> aFurtherCoincidences;
 291   std::set<std::pair<AttributePtr, AttributePtr>> aModifiedAttributes;
 292   const std::string& aKind = aBaseFeature->getKind();
 293   FeaturePtr aReplacingFeature, aNewFeature;
 294   if (aKind == SketchPlugin_Circle::ID()) {
 295     aReplacingFeature = trimCircle(aStartShapePoint2d, aLastShapePoint2d,
 296                aFurtherCoincidences, aModifiedAttributes);
 297
 298     aFeaturesToDelete.insert(aBaseFeature);
 299     // as circle is removed, erase it from dependencies(arguments) of this feature
 300     // otherwise Trim feature will be removed with the circle before
 301     // this operation is finished
 302     aBaseObjectAttr->setObject(ResultPtr());
 303   }
 304   else if (aKind == SketchPlugin_Line::ID()) {
 305     aNewFeature = trimLine(aStartShapePoint2d, aLastShapePoint2d, aBaseRefAttributes,
 306                            aFurtherCoincidences, aModifiedAttributes);
 307   }
 308   else if (aKind == SketchPlugin_Arc::ID()) {
 309     aNewFeature = trimArc(aStartShapePoint2d, aLastShapePoint2d, aBaseRefAttributes,
 310                           aFurtherCoincidences, aModifiedAttributes);
 311   }
 312
 313   // constraints to end points of trim feature
 314   if (myObjectToPoints.find(aBaseObject) == myObjectToPoints.end())
 315     fillObjectShapes(aBaseObject, sketch()->data()->owner(), myCashedShapes, myObjectToPoints);
 316
 317   // create coincidence to objects, intersected the base object
 318   const PointToRefsMap& aRefsMap = myObjectToPoints.at(aBaseObject);
 319   for (std::set<AttributePoint2DPtr>::const_iterator anIt = aFurtherCoincidences.begin(),
 320                                                      aLast = aFurtherCoincidences.end();
 321        anIt != aLast; anIt++) {
 322     AttributePoint2DPtr aPointAttribute = (*anIt);
 323     std::shared_ptr<GeomAPI_Pnt2d> aPoint2d = aPointAttribute->pnt();
 324
 325 #ifdef DEBUG_TRIM
 326     std::cout << "<compare Points> => " << std::endl
 327             << "aPoint2d: [" << aPoint2d->x() << ", " << aPoint2d->y() << "]" << std::endl;
 328     if (aStartShapePoint2d.get())
 329       std::cout << "Start Point: [" << aStartShapePoint2d->x() << ", " << aStartShapePoint2d->y()
 330                 << "]" << std::endl;
 331     if (aLastShapePoint2d.get())
 332       std::cout << "Last Point: [" << aLastShapePoint2d->x() << ", " << aLastShapePoint2d->y()
 333                 << "]" << std::endl;
 334 #endif
 335
 336     std::shared_ptr<GeomAPI_Pnt> aPoint;
 337     if (aStartShapePoint2d.get() && aPoint2d->isEqual(aStartShapePoint2d))
 338       aPoint = aStartShapePoint;
 339     else if (aLastShapePoint2d.get() && aPoint2d->isEqual(aLastShapePoint2d))
 340       aPoint = aLastShapePoint;
 341
 342     if (!aPoint.get())
 343       continue;
 344
 345     std::pair<std::list<AttributePoint2DPtr >, std::list<ObjectPtr > > anInfo;
 346     for (PointToRefsMap::const_iterator aRefIt = aRefsMap.begin(); aRefIt != aRefsMap.end();
 347          aRefIt++)
 348     {
 349       if (aRefIt->first->isEqual(aPoint)) {
 350         anInfo = aRefIt->second;
 351         break;
 352       }
 353     }
 354     const std::list<ObjectPtr>& anObjects = anInfo.second;
 355     for (std::list<ObjectPtr>::const_iterator anObjectIt = anObjects.begin();
 356       anObjectIt != anObjects.end(); anObjectIt++) {
 357       createConstraintToObject(SketchPlugin_ConstraintCoincidence::ID(), aPointAttribute,
 358                                *anObjectIt);
 359     }
 360   }
 361
 362   // move constraints from base feature to replacing feature: ignore coincidences to feature
 363   // if attributes of coincidence participated in split
 364   ResultPtr aReplacingResult;
 365   if (aReplacingFeature.get()) {
 366     aReplacingFeature->execute(); // need it to obtain result
 367     aReplacingResult = getFeatureResult(aReplacingFeature);
 368   }
 369   for(std::list<AttributePtr>::const_iterator anIt = aRefsToFeature.begin(),
 370                                           aLast = aRefsToFeature.end();
 371       anIt != aLast; anIt++) {
 372     AttributePtr anAttribute = *anIt;
 373
 374     //if (replaceCoincidenceAttribute(anAttribute, aModifiedAttributes))
 375     //  continue;
 376
 377     if (setCoincidenceToAttribute(anAttribute, aFurtherCoincidences))
 378       continue;
 379
 380     if (aReplacingResult.get()) {
 381       AttributeRefAttrPtr aRefAttr =
 382           std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttribute);
 383       if (aRefAttr.get())
 384         aRefAttr->setObject(aReplacingResult);
 385       else {
 386         AttributeReferencePtr aReferenceAttr =
 387                              std::dynamic_pointer_cast<ModelAPI_AttributeReference>(anAttribute);
 388         if (aReferenceAttr.get())
 389           aReferenceAttr->setObject(aReplacingResult);
 390       }
 391     }
 392   }
 393
 394   updateRefAttConstraints(aBaseRefAttributes, aModifiedAttributes, aFeaturesToDelete);
 395
 396   // Wait all constraints being created, then send update events
 397   static Events_ID anUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 398   bool isUpdateFlushed = Events_Loop::loop()->isFlushed(anUpdateEvent);
 399   if (isUpdateFlushed)
 400     Events_Loop::loop()->setFlushed(anUpdateEvent, false);
 401
 402   // delete constraints
 403 #ifdef DEBUG_TRIM
 404   if (aFeaturesToDelete.size() > 0) {
 405     std::cout << "after SPlit: removeFeaturesAndReferences: " << std::endl;
 406     std::string aValue;
 407     for (std::set<FeaturePtr>::const_iterator anIt = aFeaturesToDelete.begin();
 408          anIt != aFeaturesToDelete.end(); anIt++) {
 409       FeaturePtr aFeature = *anIt;
 410       std::cout << aFeature->data()->name() << std::endl;
 411     }
 412   }
 413 #endif
 414   ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToDelete);
 415   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 416
 417   // Send events to update the sub-features by the solver.
 418   if(isUpdateFlushed) {
 419     Events_Loop::loop()->setFlushed(anUpdateEvent, true);
 420   }
 421
 422   if (anIsEqualPreviewAndSelected) {
 423     // equal preview and selected objects
 424     // nothing to do if the preview and selected objects are different
 425     if (aReplacingResult.get()) { // base object was removed
 426       aPreviewObject = aReplacingResult;
 427       //aMessage->setSelectedObject(aReplacingResult);
 428
 429       GeomShapePtr aSelectedShape = aReplacingResult->shape();
 430       std::shared_ptr<GeomAPI_Pnt> aPreviewPnt = sketch()->to3D(aPreviewPnt2d->x(),
 431                                                                 aPreviewPnt2d->y());
 432       std::shared_ptr<GeomAPI_Pnt> aProjectedPoint;
 433       if (ModelGeomAlgo_Point2D::isPointOnEdge(aSelectedShape, aPreviewPnt, aProjectedPoint)) {
 434         bool aValue = true;
 435       }
 436       //aBaseShape = aShape;
 437
 438 #ifdef DEBUG_TRIM_METHODS
 439       if (!aSelectedShape.get())
 440         std::cout << "Set empty selected object" << std::endl;
 441       else
 442         std::cout << "Set shape with ShapeType: " << aSelectedShape->shapeTypeStr() << std::endl;
 443 #endif
 444       bool aValue = true;
 445     }
 446     else {
 447       aPreviewObject = ObjectPtr();
 448
 449       aBaseFeature->execute(); // should recompute shapes of result to do not check obsolete one
 450       aBaseObject = getFeatureResult(aBaseFeature);
 451       std::shared_ptr<GeomAPI_Pnt> aPreviewPnt = sketch()->to3D(aPreviewPnt2d->x(),
 452                                                                 aPreviewPnt2d->y());
 453       ResultPtr aBaseResult = std::dynamic_pointer_cast<ModelAPI_Result>(aBaseObject);
 454       if (aBaseResult) {
 455         GeomShapePtr aShape = aBaseResult->shape();
 456         std::shared_ptr<GeomAPI_Pnt> aProjectedPoint;
 457         if (ModelGeomAlgo_Point2D::isPointOnEdge(aShape, aPreviewPnt, aProjectedPoint))
 458           aPreviewObject = aBaseResult;
 459       }
 460       if (!aPreviewObject.get() && aNewFeature.get()) {
 461         ResultPtr aNewFeatureResult = getFeatureResult(aNewFeature);
 462         if (aNewFeatureResult.get()) {
 463           GeomShapePtr aShape = aNewFeatureResult->shape();
 464           std::shared_ptr<GeomAPI_Pnt> aProjectedPoint;
 465           if (ModelGeomAlgo_Point2D::isPointOnEdge(aShape, aPreviewPnt, aProjectedPoint))
 466             aPreviewObject = aNewFeatureResult;
 467         }
 468       }
 469     }
 470   }
 471   if (aPreviewObject.get()) {
 472     std::shared_ptr<ModelAPI_EventReentrantMessage> aMessage = std::shared_ptr
 473       <ModelAPI_EventReentrantMessage>(new ModelAPI_EventReentrantMessage(
 474                                            ModelAPI_EventReentrantMessage::eventId(), this));
 475     aMessage->setSelectedObject(aPreviewObject);
 476     Events_Loop::loop()->send(aMessage);
 477   }
 478 #ifdef DEBUG_TRIM
 479   std::cout << "SketchPlugin_Trim::done" << std::endl;
 480 #endif
 481 }
 482
 483 std::string SketchPlugin_Trim::processEvent(const std::shared_ptr<Events_Message>& theMessage)
 484 {
 485 #ifdef DEBUG_TRIM_METHODS
 486   std::cout << "SketchPlugin_Trim::processEvent:" << data()->name() << std::endl;
 487 #endif
 488   std::string aFilledAttributeName;
 489
 490   std::shared_ptr<ModelAPI_EventReentrantMessage> aMessage =
 491         std::dynamic_pointer_cast<ModelAPI_EventReentrantMessage>(theMessage);
 492   if (aMessage.get()) {
 493     ObjectPtr anObject = aMessage->selectedObject();
 494     std::shared_ptr<GeomAPI_Pnt2d> aPoint = aMessage->clickedPoint();
 495
 496     if (anObject.get() && aPoint.get()) {
 497       if (myCashedShapes.find(anObject) == myCashedShapes.end())
 498         fillObjectShapes(anObject, sketch()->data()->owner(), myCashedShapes, myObjectToPoints);
 499       const std::set<GeomShapePtr>& aShapes = myCashedShapes[anObject];
 500       if (aShapes.size() > 1) {
 501         std::shared_ptr<ModelAPI_AttributeReference> aRefSelectedAttr =
 502                               std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 503                               data()->attribute(SketchPlugin_Trim::SELECTED_OBJECT()));
 504         std::shared_ptr<ModelAPI_AttributeReference> aRefPreviewAttr =
 505                               std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 506                               data()->attribute(SketchPlugin_Trim::PREVIEW_OBJECT()));
 507         aRefSelectedAttr->setValue(anObject);
 508         aRefPreviewAttr->setValue(anObject);
 509
 510         std::shared_ptr<GeomDataAPI_Point2D> aPointSelectedAttr =
 511                               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 512                               data()->attribute(SketchPlugin_Trim::SELECTED_POINT()));
 513         std::shared_ptr<GeomDataAPI_Point2D> aPointPreviewAttr =
 514                               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 515                               data()->attribute(SketchPlugin_Trim::PREVIEW_POINT()));
 516         aPointSelectedAttr->setValue(aPoint);
 517         aPointPreviewAttr->setValue(aPoint);
 518
 519         Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_UPDATED));
 520
 521         GeomShapePtr aSelectedShape = getSubShape(SELECTED_OBJECT(), SELECTED_POINT());
 522   #ifdef DEBUG_TRIM_METHODS
 523         if (!aSelectedShape.get())
 524           std::cout << "Set empty selected object" << std::endl;
 525         else
 526           std::cout << "Set shape with ShapeType: " << aSelectedShape->shapeTypeStr() << std::endl;
 527   #endif
 528         aFilledAttributeName = SketchPlugin_Trim::SELECTED_OBJECT();
 529       }
 530     }
 531   }
 532   return aFilledAttributeName;
 533 }
 534
 535 bool SketchPlugin_Trim::setCoincidenceToAttribute(const AttributePtr& theAttribute,
 536                                 const std::set<AttributePoint2DPtr>& theFurtherCoincidences)
 537 {
 538   FeaturePtr aFeature = ModelAPI_Feature::feature(theAttribute->owner());
 539   if (aFeature->getKind() != SketchPlugin_ConstraintCoincidence::ID())
 540     return false;
 541
 542   AttributePoint2DPtr aRefPointAttr = SketchPlugin_ConstraintCoincidence::getPoint(aFeature);
 543   if (!aRefPointAttr.get())
 544     return false;
 545   std::shared_ptr<GeomAPI_Pnt2d> aRefPnt2d = aRefPointAttr->pnt();
 546
 547   std::set<AttributePoint2DPtr>::const_iterator anIt = theFurtherCoincidences.begin(),
 548                                                 aLast = theFurtherCoincidences.end();
 549   bool aFoundPoint = false;
 550   for (; anIt != aLast && !aFoundPoint; anIt++) {
 551     AttributePoint2DPtr aPointAttribute = (*anIt);
 552     std::shared_ptr<GeomAPI_Pnt2d> aPoint2d = aPointAttribute->pnt();
 553     if (aPoint2d->isEqual(aRefPnt2d)) {
 554       AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
 555                                                                            theAttribute);
 556       if (aRefAttr.get()) {
 557         aRefAttr->setAttr(aPointAttribute);
 558         aFoundPoint = true;
 559       }
 560     }
 561   }
 562   return aFoundPoint;
 563 }
 564
 565 bool SketchPlugin_Trim::replaceCoincidenceAttribute(const AttributePtr& theCoincidenceAttribute,
 566                    const std::set<std::pair<AttributePtr, AttributePtr>>& theModifiedAttributes)
 567 {
 568   FeaturePtr aCoincidenceFeature = ModelAPI_Feature::feature(theCoincidenceAttribute->owner());
 569   if (aCoincidenceFeature->getKind() != SketchPlugin_ConstraintCoincidence::ID())
 570     return false;
 571
 572   AttributeRefAttrPtr aCAttrA = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
 573                          aCoincidenceFeature->attribute(SketchPlugin_Constraint::ENTITY_A()));
 574   AttributeRefAttrPtr aCAttrB = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
 575                          aCoincidenceFeature->attribute(SketchPlugin_Constraint::ENTITY_B()));
 576   AttributePtr aCAttrRefA = aCAttrA->attr();
 577   AttributePtr aCAttrRefB = aCAttrB->attr();
 578
 579   bool isProcessed = false;
 580   for (std::set<std::pair<AttributePtr, AttributePtr>>::const_iterator
 581        anIt = theModifiedAttributes.begin(); anIt != theModifiedAttributes.end(); anIt++) {
 582     AttributePtr anAttributeBefore = anIt->first;
 583     if (anAttributeBefore == aCAttrRefA) {
 584       aCAttrA->setAttr(anIt->second);
 585       isProcessed = true;
 586     }
 587     if (anAttributeBefore == aCAttrRefB) {
 588       aCAttrB->setAttr(anIt->second);
 589       isProcessed = true;
 590     }
 591   }
 592   return isProcessed;
 593 }
 594
 595 bool SketchPlugin_Trim::isMacro() const
 596 {
 597   return true;
 598 }
 599
 600 AISObjectPtr SketchPlugin_Trim::getAISObject(AISObjectPtr thePrevious)
 601 {
 602 #ifdef DEBUG_TRIM_METHODS
 603   std::cout << "SketchPlugin_Trim::getAISObject: " << data()->name() << std::endl;
 604 #endif
 605
 606   AISObjectPtr anAIS = thePrevious;
 607
 608   std::list<std::shared_ptr<GeomAPI_Shape> > aShapes;
 609   GeomShapePtr aPreviewShape = getSubShape(PREVIEW_OBJECT(), PREVIEW_POINT());
 610   if (aPreviewShape.get())
 611     aShapes.push_back(aPreviewShape);
 612   GeomShapePtr aSelectedShape = getSubShape(SELECTED_OBJECT(), SELECTED_POINT());
 613   if (aSelectedShape.get())
 614     aShapes.push_back(aSelectedShape);
 615
 616   if (aShapes.empty())
 617     return AISObjectPtr();
 618
 619   GeomShapePtr aBaseShape = GeomAlgoAPI_CompoundBuilder::compound(aShapes);
 620   if (!aBaseShape.get())
 621     return AISObjectPtr();
 622
 623   if (aBaseShape.get()) {
 624     if (!anAIS)
 625       anAIS = AISObjectPtr(new GeomAPI_AISObject);
 626     anAIS->createShape(aBaseShape);
 627
 628     std::vector<int> aColor;
 629     aColor = Config_PropManager::color("Visualization", "operation_remove_feature_color");
 630     double aWidth = SketchPlugin_SketchEntity::SKETCH_LINE_WIDTH();
 631     int aLineStyle = SketchPlugin_SketchEntity::SKETCH_LINE_STYLE();
 632     anAIS->setColor(aColor[0], aColor[1], aColor[2]);
 633     // width when there is not base object should be extened in several points
 634     // in order to see this preview over highlight
 635     anAIS->setWidth(aWidth+4);
 636     anAIS->setLineStyle(aLineStyle);
 637   }
 638   else
 639     anAIS = AISObjectPtr();
 640
 641   return anAIS;
 642 }
 643
 644 GeomShapePtr SketchPlugin_Trim::getSubShape(const std::string& theObjectAttributeId,
 645                                             const std::string& thePointAttributeId)
 646 {
 647   GeomShapePtr aBaseShape;
 648
 649   AttributeReferencePtr anObjectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 650                                                        data()->attribute(theObjectAttributeId));
 651   ObjectPtr aBaseObject = anObjectAttr->value();
 652   if (!aBaseObject.get())
 653     return aBaseShape;
 654
 655   // point on feature
 656   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 657                                            data()->attribute(thePointAttributeId));
 658   std::shared_ptr<GeomAPI_Pnt2d> anAttributePnt2d = aPoint->pnt();
 659   std::shared_ptr<GeomAPI_Pnt> anAttributePnt = sketch()->to3D(anAttributePnt2d->x(),
 660                                                                anAttributePnt2d->y());
 661
 662   if (myCashedShapes.find(aBaseObject) == myCashedShapes.end())
 663     fillObjectShapes(aBaseObject, sketch()->data()->owner(), myCashedShapes, myObjectToPoints);
 664
 665   const std::set<GeomShapePtr>& aShapes = myCashedShapes[aBaseObject];
 666   if (!aShapes.empty()) {
 667     std::set<GeomShapePtr>::const_iterator anIt = aShapes.begin(), aLast = aShapes.end();
 668     for (; anIt != aLast; anIt++) {
 669       GeomShapePtr aShape = *anIt;
 670       std::shared_ptr<GeomAPI_Pnt> aProjectedPoint;
 671       if (ModelGeomAlgo_Point2D::isPointOnEdge(aShape, anAttributePnt, aProjectedPoint))
 672         aBaseShape = aShape;
 673     }
 674   }
 675   return aBaseShape;
 676 }
 677
 678 void SketchPlugin_Trim::getFeaturePoints(const FeaturePtr& theFeature,
 679                                          AttributePoint2DPtr& theStartPointAttr,
 680                                          AttributePoint2DPtr& theEndPointAttr)
 681 {
 682   std::string aFeatureKind = theFeature->getKind();
 683   std::string aStartAttributeName, anEndAttributeName;
 684   if (aFeatureKind == SketchPlugin_Line::ID()) {
 685     aStartAttributeName = SketchPlugin_Line::START_ID();
 686     anEndAttributeName = SketchPlugin_Line::END_ID();
 687   }
 688   else if (aFeatureKind == SketchPlugin_Arc::ID()) {
 689     aStartAttributeName = SketchPlugin_Arc::START_ID();
 690     anEndAttributeName = SketchPlugin_Arc::END_ID();
 691   }
 692   if (!aStartAttributeName.empty() && !anEndAttributeName.empty()) {
 693     theStartPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 694                                          theFeature->attribute(aStartAttributeName));
 695     theEndPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 696                                          theFeature->attribute(anEndAttributeName));
 697   }
 698 }
 699
 700 void SketchPlugin_Trim::getConstraints(std::set<FeaturePtr>& theFeaturesToDelete)
 701 {
 702   std::shared_ptr<ModelAPI_Data> aData = data();
 703
 704   // Check the base objects are initialized.
 705   AttributeReferencePtr aBaseObjectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 706                                          aData->attribute(SketchPlugin_Trim::SELECTED_OBJECT()));
 707   FeaturePtr aBaseFeature = ModelAPI_Feature::feature(aBaseObjectAttr->value());
 708   ResultPtr aBaseFeatureResult = getFeatureResult(aBaseFeature);
 709
 710   std::set<AttributePtr> aRefsList = aBaseFeatureResult->data()->refsToMe();
 711   std::set<AttributePtr> aFRefsList = aBaseFeature->data()->refsToMe();
 712   aRefsList.insert(aFRefsList.begin(), aFRefsList.end());
 713
 714   std::set<AttributePtr>::const_iterator aIt;
 715   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 716     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 717     FeaturePtr aRefFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 718     std::string aRefFeatureKind = aRefFeature->getKind();
 719     if (aRefFeatureKind == SketchPlugin_ConstraintMirror::ID() ||
 720         aRefFeatureKind == SketchPlugin_MultiRotation::ID() ||
 721         aRefFeatureKind == SketchPlugin_MultiTranslation::ID() ||
 722         aRefFeatureKind == SketchPlugin_ConstraintMiddle::ID())
 723       theFeaturesToDelete.insert(aRefFeature);
 724   }
 725 }
 726
 727 void SketchPlugin_Trim::getRefAttributes(const FeaturePtr& theFeature,
 728                                     std::map<AttributePtr, std::list<AttributePtr> >& theRefs,
 729                                     std::list<AttributePtr>& theRefsToFeature)
 730 {
 731   theRefs.clear();
 732
 733   std::list<AttributePtr> aPointAttributes =
 734     theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 735   std::set<AttributePtr> aPointAttributesSet;
 736
 737   std::list<AttributePtr>::const_iterator aPIt =
 738     aPointAttributes.begin(), aPLast = aPointAttributes.end();
 739   for (; aPIt != aPLast; aPIt++)
 740     aPointAttributesSet.insert(*aPIt);
 741
 742   std::set<AttributePtr> aRefsAttributes = getFeatureResult(theFeature)->data()->refsToMe();
 743   std::set<AttributePtr> aFRefsList = theFeature->data()->refsToMe();
 744   aRefsAttributes.insert(aFRefsList.begin(), aFRefsList.end());
 745
 746   std::set<AttributePtr>::const_iterator aIt;
 747   for (aIt = aRefsAttributes.cbegin(); aIt != aRefsAttributes.cend(); ++aIt) {
 748     AttributePtr anAttr = (*aIt);
 749     FeaturePtr anAttrFeature = ModelAPI_Feature::feature(anAttr->owner());
 750     if (anAttrFeature.get() != this &&
 751         anAttr.get() && anAttr->attributeType() == ModelAPI_AttributeRefAttr::typeId()) {
 752       AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttr);
 753       if (!aRefAttr->isObject()) { /// find attributes referenced to feature point attributes
 754         AttributePtr anAttrInRef = aRefAttr->attr();
 755         if (anAttrInRef.get() &&
 756             aPointAttributesSet.find(anAttrInRef) != aPointAttributesSet.end()) {
 757           if (theRefs.find(anAttrInRef) != theRefs.end())
 758             theRefs[anAttrInRef].push_back(aRefAttr);
 759           else {
 760             std::list<AttributePtr> anAttrList;
 761             anAttrList.push_back(aRefAttr);
 762             theRefs[anAttrInRef] = anAttrList;
 763           }
 764         }
 765       }
 766       else { /// find attributes referenced to feature itself
 767         theRefsToFeature.push_back(anAttr);
 768       }
 769     }
 770   }
 771 }
 772
 773 /*void SketchPlugin_Trim::getCoincidencesToObject(const ObjectPtr& theObject,
 774                    std::map<AttributePtr, FeaturePtr>& theCoincidencesToBaseFeature)
 775 {
 776   const std::set<AttributePtr>& aRefsList = theObject->data()->refsToMe();
 777   std::set<AttributePtr>::const_iterator aIt;
 778   for (aIt = aRefsList.cbegin(); aIt != aRefsList.cend(); ++aIt) {
 779     std::shared_ptr<ModelAPI_Attribute> aAttr = (*aIt);
 780     FeaturePtr aRefFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aAttr->owner());
 781     if (aRefFeature->getKind() != SketchPlugin_ConstraintCoincidence::ID())
 782       continue;
 783     AttributePtr anAttribute;
 784     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
 785                                   (aRefFeature->attribute(SketchPlugin_Constraint::ENTITY_A()));
 786     if (aRefAttr->isObject() && aRefAttr->object() == theObject)
 787     {
 788       anAttribute = aRefFeature->attribute(SketchPlugin_Constraint::ENTITY_B());
 789     }
 790     else {
 791       AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>
 792                                     (aRefFeature->attribute(SketchPlugin_Constraint::ENTITY_B()));
 793       if (aRefAttr->isObject() && aRefAttr->object() == theObject)
 794         anAttribute = aRefFeature->attribute(SketchPlugin_Constraint::ENTITY_A());
 795     }
 796     if (!anAttribute.get())
 797       continue;
 798
 799     aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttribute);
 800     if (aRefAttr->isObject())
 801       continue; // one of attributes of coincidence contains link to an attribute
 802
 803     anAttribute = aRefAttr->attr();
 804     if (anAttribute.get())
 805     {
 806       theCoincidencesToBaseFeature[anAttribute] = aRefFeature;
 807     }
 808   }
 809 }*/
 810
 811 void SketchPlugin_Trim::updateRefAttConstraints(
 812                     const std::map<AttributePtr, std::list<AttributePtr> >& theBaseRefAttributes,
 813                     const std::set<std::pair<AttributePtr, AttributePtr> >& theModifiedAttributes,
 814                     std::set<FeaturePtr>& theFeaturesToDelete)
 815 {
 816 #ifdef DEBUG_TRIM
 817   std::cout << "SketchPlugin_Trim::updateRefAttConstraints" << std::endl;
 818 #endif
 819
 820   std::set<std::pair<AttributePtr, AttributePtr> >::const_iterator
 821     anIt = theModifiedAttributes.begin(),  aLast = theModifiedAttributes.end();
 822   for (; anIt != aLast; anIt++) {
 823     AttributePtr anAttribute = anIt->first;
 824
 825     /// not found in references
 826     if (theBaseRefAttributes.find(anAttribute) == theBaseRefAttributes.end())
 827       continue;
 828     std::list<AttributePtr> aRefAttributes = theBaseRefAttributes.at(anAttribute);
 829     std::list<AttributePtr>::const_iterator aRefIt = aRefAttributes.begin(),
 830                                             aRLast = aRefAttributes.end();
 831
 832     AttributePtr aNewAttribute = anIt->second;
 833     if (aNewAttribute.get()) {
 834       for (; aRefIt != aRLast; aRefIt++) {
 835         AttributeRefAttrPtr aRefAttr =
 836                         std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(*aRefIt);
 837         if (aRefAttr.get()) {
 838             aRefAttr->setAttr(aNewAttribute);
 839         }
 840       }
 841     }
 842   }
 843 }
 844
 845 void SketchPlugin_Trim::removeReferencesToAttribute(const AttributePtr& theAttribute,
 846                   std::map<AttributePtr, std::list<AttributePtr> >& theBaseRefAttributes)
 847 {
 848   /// not found in references
 849   if (theBaseRefAttributes.find(theAttribute) == theBaseRefAttributes.end())
 850     return;
 851
 852   std::list<AttributePtr> aRefAttributes = theBaseRefAttributes.at(theAttribute);
 853   std::list<AttributePtr>::const_iterator aRefIt = aRefAttributes.begin(),
 854                                           aRLast = aRefAttributes.end();
 855
 856   std::set<FeaturePtr> aFeaturesToDelete;
 857   for (; aRefIt != aRLast; aRefIt++) {
 858     AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(*aRefIt);
 859     if (aRefAttr.get()) {
 860       aFeaturesToDelete.insert(ModelAPI_Feature::feature(aRefAttr->owner()));
 861     }
 862   }
 863
 864 #ifdef DEBUG_TRIM
 865   // delete constraints
 866   if (aFeaturesToDelete.size() > 0) {
 867     std::cout << "removeReferencesToAttribute: " << std::endl;
 868     std::string aValue;
 869     for (std::set<FeaturePtr>::const_iterator anIt = aFeaturesToDelete.begin();
 870          anIt != aFeaturesToDelete.end(); anIt++) {
 871       FeaturePtr aFeature = *anIt;
 872       std::cout << aFeature->data()->name() << std::endl;
 873     }
 874   }
 875 #endif
 876   ModelAPI_Tools::removeFeaturesAndReferences(aFeaturesToDelete);
 877   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_DELETED));
 878 }
 879
 880 FeaturePtr SketchPlugin_Trim::trimLine(const std::shared_ptr<GeomAPI_Pnt2d>& theStartShapePoint,
 881                   const std::shared_ptr<GeomAPI_Pnt2d>& theLastShapePoint,
 882                   std::map<AttributePtr, std::list<AttributePtr> >& theBaseRefAttributes,
 883                   std::set<AttributePoint2DPtr>& thePoints,
 884                   std::set<std::pair<AttributePtr, AttributePtr>>& theModifiedAttributes)
 885 {
 886   FeaturePtr anNewFeature;
 887
 888   // Check the base objects are initialized.
 889   AttributeReferencePtr aBaseObjectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 890                                         data()->attribute(SketchPlugin_Trim::SELECTED_OBJECT()));
 891   ObjectPtr aBaseObject = aBaseObjectAttr->value();
 892   FeaturePtr aBaseFeature = ModelAPI_Feature::feature(aBaseObjectAttr->value());
 893
 894   /// points of trim
 895   AttributePoint2DPtr aStartPointAttrOfBase, anEndPointAttrOfBase;
 896   getFeaturePoints(aBaseFeature, aStartPointAttrOfBase, anEndPointAttrOfBase);
 897
 898   std::shared_ptr<GeomAPI_Pnt2d> aStartFeaturePoint = aStartPointAttrOfBase->pnt();
 899   std::shared_ptr<GeomAPI_Pnt2d> aLastFeaturePoint = anEndPointAttrOfBase->pnt();
 900
 901   std::shared_ptr<GeomAPI_Pnt2d> aStartShapePoint = theStartShapePoint;
 902   std::shared_ptr<GeomAPI_Pnt2d> aLastShapePoint = theLastShapePoint;
 903   arrangePointsOnLine(aStartPointAttrOfBase, anEndPointAttrOfBase,
 904                       aStartShapePoint, aLastShapePoint);
 905 #ifdef DEBUG_TRIM
 906   std::cout << "Arranged points (to build split between 1st and 2nd points:" << std::endl;
 907   if (aStartShapePoint.get())
 908     std::cout << "Start point: [" << aStartShapePoint->x() << ", " <<
 909                                        aStartShapePoint->y() << "]" << std::endl;
 910   std::cout << "1st point:   [" << aStartFeaturePoint->x() << ", " <<
 911                                    aStartFeaturePoint->y() << "]" << std::endl;
 912   if (aLastShapePoint.get())
 913     std::cout << "2st point:   [" << aLastShapePoint->x() << ", " <<
 914                                      aLastShapePoint->y() << "]" << std::endl;
 915   std::cout << "End point:   [" << aLastFeaturePoint->x() << ", " <<
 916                                    aLastFeaturePoint->y() << "]" << std::endl;
 917 #endif
 918
 919   bool isStartPoint = !aStartShapePoint.get() || aStartFeaturePoint->isEqual(aStartShapePoint);
 920   bool isLastPoint = !aLastShapePoint.get() || aLastFeaturePoint->isEqual(aLastShapePoint);
 921   if (isStartPoint || isLastPoint) {
 922     // result is one line: changed existing line
 923     std::string aModifiedAttribute = isStartPoint ? SketchPlugin_Line::START_ID()
 924                                                   : SketchPlugin_Line::END_ID();
 925     std::shared_ptr<GeomAPI_Pnt2d> aPoint;
 926     if (aStartShapePoint.get() && aLastShapePoint.get())
 927       aPoint = isStartPoint ? aLastShapePoint : aStartShapePoint;
 928     else
 929       aPoint = aStartShapePoint.get() ? aStartShapePoint : aLastShapePoint;
 930
 931     // it is important to delete references before the feature modification because
 932     // if deletion will be after the feature modification, solver returns the feature back
 933     removeReferencesToAttribute(aBaseFeature->attribute(aModifiedAttribute),
 934                                 theBaseRefAttributes);
 935
 936     fillPointAttribute(aBaseFeature->attribute(aModifiedAttribute), aPoint);
 937     //theModifiedAttributes.insert(
 938     //  std::make_pair(aBaseFeature->attribute(aModifiedAttribute), AttributePtr()));
 939
 940     thePoints.insert(std::dynamic_pointer_cast<GeomDataAPI_Point2D>
 941                                (aBaseFeature->attribute(aModifiedAttribute)));
 942   }
 943   else {
 944     // result is two lines: start line point - start shape point,
 945     // last shape point - last line point
 946     // create second line
 947     anNewFeature = createLineFeature(aBaseFeature, aLastShapePoint, aLastFeaturePoint);
 948     thePoints.insert(std::dynamic_pointer_cast<GeomDataAPI_Point2D>
 949                                (anNewFeature->attribute(SketchPlugin_Line::START_ID())));
 950
 951     std::string aModifiedAttribute = SketchPlugin_Line::END_ID();
 952     theModifiedAttributes.insert(
 953       std::make_pair(aBaseFeature->attribute(aModifiedAttribute),
 954                                    anNewFeature->attribute(SketchPlugin_Line::END_ID())));
 955
 956     // modify base arc
 957     fillPointAttribute(aBaseFeature->attribute(aModifiedAttribute), aStartShapePoint);
 958
 959     thePoints.insert(std::dynamic_pointer_cast<GeomDataAPI_Point2D>
 960                                (aBaseFeature->attribute(aModifiedAttribute)));
 961
 962     // Collinear constraint for lines
 963     createConstraintForObjects(SketchPlugin_ConstraintCollinear::ID(),
 964                                getFeatureResult(aBaseFeature),
 965                                getFeatureResult(anNewFeature));
 966
 967   }
 968   return anNewFeature;
 969 }
 970
 971 FeaturePtr SketchPlugin_Trim::trimArc(const std::shared_ptr<GeomAPI_Pnt2d>& theStartShapePoint,
 972                  const std::shared_ptr<GeomAPI_Pnt2d>& theLastShapePoint,
 973                  std::map<AttributePtr, std::list<AttributePtr> >& theBaseRefAttributes,
 974                  std::set<AttributePoint2DPtr>& thePoints,
 975                  std::set<std::pair<AttributePtr, AttributePtr>>& theModifiedAttributes)
 976 {
 977   FeaturePtr anNewFeature;
 978   // Check the base objects are initialized.
 979   AttributeReferencePtr aBaseObjectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
 980                                         data()->attribute(SketchPlugin_Trim::SELECTED_OBJECT()));
 981   ObjectPtr aBaseObject = aBaseObjectAttr->value();
 982   FeaturePtr aBaseFeature = ModelAPI_Feature::feature(aBaseObjectAttr->value());
 983
 984   /// points of trim
 985   AttributePoint2DPtr aStartPointAttrOfBase, anEndPointAttrOfBase;
 986   getFeaturePoints(aBaseFeature, aStartPointAttrOfBase, anEndPointAttrOfBase);
 987
 988   std::shared_ptr<GeomAPI_Pnt2d> aStartArcPoint = aStartPointAttrOfBase->pnt();
 989   std::shared_ptr<GeomAPI_Pnt2d> aLastArcPoint = anEndPointAttrOfBase->pnt();
 990
 991   std::shared_ptr<GeomAPI_Pnt2d> aStartShapePoint = theStartShapePoint;
 992   std::shared_ptr<GeomAPI_Pnt2d> aLastShapePoint = theLastShapePoint;
 993   arrangePointsOnArc(aBaseFeature, aStartPointAttrOfBase, anEndPointAttrOfBase,
 994                      aStartShapePoint, aLastShapePoint);
 995 #ifdef DEBUG_TRIM
 996   std::cout << "Arranged points (to build split between 1st and 2nd points:" << std::endl;
 997   if (aStartShapePoint.get())
 998     std::cout << "Start shape point: [" << aStartShapePoint->x() << ", " <<
 999                                        aStartShapePoint->y() << "]" << std::endl;
1000   std::cout << "Start arc attribute point:   [" << aStartArcPoint->x() << ", " <<
1001                                    aStartArcPoint->y() << "]" << std::endl;
1002   if (aLastShapePoint.get())
1003     std::cout << "Last shape point:   [" << aLastShapePoint->x() << ", " <<
1004                                      aLastShapePoint->y() << "]" << std::endl;
1005   std::cout << "Last arc attribute point:   [" << aLastArcPoint->x() << ", " <<
1006                                    aLastArcPoint->y() << "]" << std::endl;
1007 #endif
1008
1009   bool isStartPoint = !aStartShapePoint.get() || aStartArcPoint->isEqual(aStartShapePoint);
1010   bool isLastPoint = !aLastShapePoint.get() || aLastArcPoint->isEqual(aLastShapePoint);
1011   if (isStartPoint || isLastPoint) {
1012     // result is one arc: changed existing arc
1013     std::string aModifiedAttribute = isStartPoint ? SketchPlugin_Arc::START_ID()
1014                                                   : SketchPlugin_Arc::END_ID();
1015     std::shared_ptr<GeomAPI_Pnt2d> aPoint;
1016     if (aStartShapePoint.get() && aLastShapePoint.get())
1017       aPoint = isStartPoint ? aLastShapePoint : aStartShapePoint;
1018     else
1019       aPoint = aStartShapePoint.get() ? aStartShapePoint : aLastShapePoint;
1020
1021     removeReferencesToAttribute(aBaseFeature->attribute(aModifiedAttribute),
1022                                 theBaseRefAttributes);
1023
1024     fillPointAttribute(aBaseFeature->attribute(aModifiedAttribute), aPoint);
1025
1026     thePoints.insert(std::dynamic_pointer_cast<GeomDataAPI_Point2D>
1027                                (aBaseFeature->attribute(aModifiedAttribute)));
1028   }
1029   else {
1030     // result is two arcs: start arc point - start shape point, last shape point - last arc point
1031     // create second arc
1032     anNewFeature = createArcFeature(aBaseFeature, aLastShapePoint, aLastArcPoint);
1033     thePoints.insert(std::dynamic_pointer_cast<GeomDataAPI_Point2D>
1034                                (anNewFeature->attribute(SketchPlugin_Arc::START_ID())));
1035
1036     std::string aModifiedAttribute = SketchPlugin_Arc::END_ID();
1037     theModifiedAttributes.insert(
1038       std::make_pair(aBaseFeature->attribute(aModifiedAttribute),
1039                                    anNewFeature->attribute(SketchPlugin_Arc::END_ID())));
1040
1041     // modify base arc
1042     fillPointAttribute(aBaseFeature->attribute(aModifiedAttribute), aStartShapePoint);
1043
1044     thePoints.insert(std::dynamic_pointer_cast<GeomDataAPI_Point2D>
1045                                (aBaseFeature->attribute(aModifiedAttribute)));
1046
1047     // equal Radius constraint for arcs
1048     createConstraintForObjects(SketchPlugin_ConstraintEqual::ID(),
1049                                getFeatureResult(aBaseFeature),
1050                                getFeatureResult(anNewFeature));
1051     // coincident centers constraint
1052     createConstraint(SketchPlugin_ConstraintCoincidence::ID(),
1053                      aBaseFeature->attribute(SketchPlugin_Arc::CENTER_ID()),
1054                      anNewFeature->attribute(SketchPlugin_Arc::CENTER_ID()));
1055
1056 #ifdef DEBUG_TRIM
1057     std::cout << "Created arc on points:" << std::endl;
1058     std::cout << "Start shape point: [" << aStartShapePoint->x() << ", " <<
1059                                            aStartShapePoint->y() << "]" << std::endl;
1060 #endif
1061   }
1062   return anNewFeature;
1063 }
1064
1065 FeaturePtr SketchPlugin_Trim::trimCircle(const std::shared_ptr<GeomAPI_Pnt2d>& theStartShapePoint,
1066                                    const std::shared_ptr<GeomAPI_Pnt2d>& theLastShapePoint,
1067                                    std::set<AttributePoint2DPtr>& thePoints,
1068                  std::set<std::pair<AttributePtr, AttributePtr>>& theModifiedAttributes)
1069 {
1070   // Check the base objects are initialized.
1071   AttributeReferencePtr aBaseObjectAttr = std::dynamic_pointer_cast<ModelAPI_AttributeReference>(
1072                                         data()->attribute(SketchPlugin_Trim::SELECTED_OBJECT()));
1073   ObjectPtr aBaseObject = aBaseObjectAttr->value();
1074   FeaturePtr aBaseFeature = ModelAPI_Feature::feature(aBaseObjectAttr->value());
1075
1076   /// points of trim
1077   //AttributePoint2DPtr aStartPointAttrOfBase, anEndPointAttrOfBase;
1078   //getFeaturePoints(aBaseFeature, aStartPointAttrOfBase, anEndPointAttrOfBase);
1079
1080   /// trim feature
1081   FeaturePtr anNewFeature = createArcFeature(aBaseFeature, theStartShapePoint, theLastShapePoint);
1082   // arc created by trim of circle is always correct, that means that it is not inversed
1083   anNewFeature->boolean(SketchPlugin_Arc::REVERSED_ID())->setValue(false);
1084
1085   theModifiedAttributes.insert(
1086     std::make_pair(aBaseFeature->attribute(SketchPlugin_Circle::CENTER_ID()),
1087                    anNewFeature->attribute(SketchPlugin_Arc::CENTER_ID())));
1088
1089   thePoints.insert(std::dynamic_pointer_cast<GeomDataAPI_Point2D>
1090                              (anNewFeature->attribute(SketchPlugin_Arc::START_ID())));
1091   thePoints.insert(std::dynamic_pointer_cast<GeomDataAPI_Point2D>
1092                              (anNewFeature->attribute(SketchPlugin_Arc::END_ID())));
1093
1094   return anNewFeature;
1095 }
1096
1097 void SketchPlugin_Trim::arrangePointsOnLine(const AttributePoint2DPtr& theStartPointAttr,
1098                                             const AttributePoint2DPtr& theEndPointAttr,
1099                                             std::shared_ptr<GeomAPI_Pnt2d>& theFirstPoint,
1100                                             std::shared_ptr<GeomAPI_Pnt2d>& theLastPoint) const
1101 {
1102   if (!theFirstPoint.get() || !theLastPoint.get())
1103     return;
1104
1105   // if first point is closer to last point, swap first and last values
1106   if (theStartPointAttr->pnt()->distance(theFirstPoint) >
1107       theStartPointAttr->pnt()->distance(theLastPoint)) {
1108     std::shared_ptr<GeomAPI_Pnt2d> aTmpPoint = theFirstPoint;
1109     theFirstPoint = theLastPoint;
1110     theLastPoint = aTmpPoint;
1111   }
1112 }
1113
1114 void SketchPlugin_Trim::arrangePointsOnArc(const FeaturePtr& theArc,
1115                                   const AttributePoint2DPtr& theStartPointAttr,
1116                                   const AttributePoint2DPtr& theEndPointAttr,
1117                                   std::shared_ptr<GeomAPI_Pnt2d>& theFirstPoint,
1118                                   std::shared_ptr<GeomAPI_Pnt2d>& theSecondPoint) const
1119 {
1120   if (!theFirstPoint.get() || !theSecondPoint.get())
1121     return;
1122
1123   static const double anAngleTol = 1.e-12;
1124
1125   std::shared_ptr<GeomAPI_Pnt2d> aCenter = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
1126       theArc->attribute(SketchPlugin_Arc::CENTER_ID()))->pnt();
1127   bool isReversed = theArc->boolean(SketchPlugin_Arc::REVERSED_ID())->value();
1128
1129   // collect directions to each point
1130   std::shared_ptr<GeomAPI_Dir2d> aStartDir(
1131       new GeomAPI_Dir2d(theStartPointAttr->pnt()->xy()->decreased(aCenter->xy())));
1132   std::shared_ptr<GeomAPI_Dir2d> aFirstPtDir(
1133       new GeomAPI_Dir2d(theFirstPoint->xy()->decreased(aCenter->xy())));
1134   std::shared_ptr<GeomAPI_Dir2d> aSecondPtDir(
1135       new GeomAPI_Dir2d(theSecondPoint->xy()->decreased(aCenter->xy())));
1136
1137   // sort points by their angular values
1138   double aFirstPtAngle = aStartDir->angle(aFirstPtDir);
1139   double aSecondPtAngle = aStartDir->angle(aSecondPtDir);
1140   double aPeriod = isReversed ? -2.0 * PI : 2.0 * PI;
1141   if (fabs(aFirstPtAngle) > anAngleTol && isReversed == (aFirstPtAngle > 0.))
1142     aFirstPtAngle += aPeriod;
1143   if (fabs(aSecondPtAngle) > anAngleTol && isReversed == (aSecondPtAngle > 0.))
1144     aSecondPtAngle += aPeriod;
1145
1146   if (fabs(aFirstPtAngle) > fabs(aSecondPtAngle)) {
1147     std::shared_ptr<GeomAPI_Pnt2d> aTmpPoint = theFirstPoint;
1148     theFirstPoint = theSecondPoint;
1149     theSecondPoint = aTmpPoint;
1150   }
1151 }
1152
1153 void SketchPlugin_Trim::fillPointAttribute(const AttributePtr& theModifiedAttribute,
1154                                            const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
1155 {
1156   std::string anAttributeType = theModifiedAttribute->attributeType();
1157   if (anAttributeType == GeomDataAPI_Point2D::typeId()) {
1158     AttributePoint2DPtr aModifiedAttribute = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
1159                                               theModifiedAttribute);
1160     aModifiedAttribute->setValue(thePoint);
1161
1162 #ifdef DEBUG_TRIM
1163     FeaturePtr aFeature = ModelAPI_Feature::feature(theModifiedAttribute->owner());
1164     std::cout << "<fillPointAttribute[" << aFeature->data()->name() << ": " <<
1165       theModifiedAttribute->id() <<
1166       "]> => Pnt2d - [" << thePoint->x() << ", " << thePoint->y() << "]" << std::endl;
1167 #endif
1168   }
1169 }
1170
1171
1172 void SketchPlugin_Trim::fillAttribute(const AttributePtr& theModifiedAttribute,
1173                                       const AttributePtr& theSourceAttribute)
1174 {
1175   std::string anAttributeType = theModifiedAttribute->attributeType();
1176   if (anAttributeType == GeomDataAPI_Point2D::typeId()) {
1177     AttributePoint2DPtr aModifiedAttribute = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
1178                                               theModifiedAttribute);
1179     AttributePoint2DPtr aSourceAttribute = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
1180                                               theSourceAttribute);
1181
1182     if (aModifiedAttribute.get() && aSourceAttribute.get())
1183       aModifiedAttribute->setValue(aSourceAttribute->pnt());
1184   }
1185   else if (anAttributeType == ModelAPI_AttributeBoolean::typeId()) {
1186     AttributeBooleanPtr aModifiedAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(
1187                                               theModifiedAttribute);
1188     AttributeBooleanPtr aSourceAttribute = std::dynamic_pointer_cast<ModelAPI_AttributeBoolean>(
1189                                               theSourceAttribute);
1190
1191     if (aModifiedAttribute.get() && aSourceAttribute.get())
1192       aModifiedAttribute->setValue(aSourceAttribute->value());
1193   }
1194   else if (anAttributeType == ModelAPI_AttributeRefAttr::typeId()) {
1195     AttributeRefAttrPtr aRefAttributeToFill = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
1196                                                                              theModifiedAttribute);
1197     AttributeRefAttrPtr aSourceRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
1198                                          theSourceAttribute);
1199     if (!aSourceRefAttr.get())
1200       aRefAttributeToFill->setAttr(theSourceAttribute);
1201     else {
1202       if (aSourceRefAttr->isObject())
1203         aRefAttributeToFill->setObject(aSourceRefAttr->object());
1204       else
1205         aRefAttributeToFill->setAttr(aSourceRefAttr->attr());
1206     }
1207   }
1208 }
1209
1210 FeaturePtr SketchPlugin_Trim::createLineFeature(const FeaturePtr& theBaseFeature,
1211                                         const std::shared_ptr<GeomAPI_Pnt2d>& theFirstPoint,
1212                                         const std::shared_ptr<GeomAPI_Pnt2d>& theSecondPoint)
1213 {
1214 #ifdef DEBUG_TRIM
1215   std::cout << "---- createLineFeature ---" << std::endl;
1216 #endif
1217
1218   FeaturePtr aFeature;
1219   SketchPlugin_Sketch* aSketch = sketch();
1220   if (!aSketch || !theBaseFeature.get())
1221     return aFeature;
1222
1223   aFeature = aSketch->addFeature(SketchPlugin_Line::ID());
1224
1225   fillPointAttribute(aFeature->attribute(SketchPlugin_Line::START_ID()), theFirstPoint);
1226   fillPointAttribute(aFeature->attribute(SketchPlugin_Line::END_ID()), theSecondPoint);
1227
1228   fillAttribute(aFeature->attribute(SketchPlugin_SketchEntity::AUXILIARY_ID()),
1229                 theBaseFeature->attribute(SketchPlugin_SketchEntity::AUXILIARY_ID()));
1230
1231   aFeature->execute(); // to obtain result
1232
1233 #ifdef DEBUG_TRIM
1234   std::cout << "---- createLineFeature:end ---" << std::endl;
1235 #endif
1236
1237   return aFeature;
1238 }
1239
1240 FeaturePtr SketchPlugin_Trim::createArcFeature(const FeaturePtr& theBaseFeature,
1241                                                const std::shared_ptr<GeomAPI_Pnt2d>& theFirstPoint,
1242                                                const std::shared_ptr<GeomAPI_Pnt2d>& theSecondPoint)
1243 {
1244   FeaturePtr aFeature;
1245   SketchPlugin_Sketch* aSketch = sketch();
1246   if (!aSketch || !theBaseFeature.get())
1247     return aFeature;
1248
1249   std::string aCenterAttributeId;
1250   if (theBaseFeature->getKind() == SketchPlugin_Arc::ID())
1251     aCenterAttributeId = SketchPlugin_Arc::CENTER_ID();
1252   else if (theBaseFeature->getKind() == SketchPlugin_Circle::ID())
1253     aCenterAttributeId = SketchPlugin_Circle::CENTER_ID();
1254
1255   if (aCenterAttributeId.empty())
1256     return aFeature;
1257
1258 #ifdef DEBUG_TRIM
1259   std::cout << "---- createArcFeature ---" << std::endl;
1260 #endif
1261
1262   aFeature = aSketch->addFeature(SketchPlugin_Arc::ID());
1263   // update fillet arc: make the arc correct for sure, so, it is not needed to process
1264   // the "attribute updated"
1265   // by arc; moreover, it may cause cyclicity in hte mechanism of updater
1266   bool aWasBlocked = aFeature->data()->blockSendAttributeUpdated(true);
1267
1268   fillAttribute(aFeature->attribute(SketchPlugin_Arc::CENTER_ID()),
1269                 theBaseFeature->attribute(aCenterAttributeId));
1270   fillPointAttribute(aFeature->attribute(SketchPlugin_Arc::START_ID()), theFirstPoint);
1271   fillPointAttribute(aFeature->attribute(SketchPlugin_Arc::END_ID()), theSecondPoint);
1272
1273   fillAttribute(aFeature->attribute(SketchPlugin_SketchEntity::AUXILIARY_ID()),
1274                 theBaseFeature->attribute(SketchPlugin_SketchEntity::AUXILIARY_ID()));
1275
1276   /// fill referersed state of created arc as it is on the base arc
1277   if (theBaseFeature->getKind() == SketchPlugin_Arc::ID()) {
1278     bool aReversed = theBaseFeature->boolean(SketchPlugin_Arc::REVERSED_ID())->value();
1279     aFeature->boolean(SketchPlugin_Arc::REVERSED_ID())->setValue(aReversed);
1280   }
1281   aFeature->execute(); // to obtain result (need to calculate arc parameters before sending Update)
1282   aFeature->data()->blockSendAttributeUpdated(aWasBlocked);
1283
1284   #ifdef DEBUG_TRIM
1285   std::cout << "---- createArcFeature:end ---" << std::endl;
1286   #endif
1287
1288   return aFeature;
1289 }
1290
1291 FeaturePtr SketchPlugin_Trim::createConstraint(const std::string& theConstraintId,
1292                                                const AttributePtr& theFirstAttribute,
1293                                                const AttributePtr& theSecondAttribute)
1294 {
1295   FeaturePtr aConstraint = sketch()->addFeature(theConstraintId);
1296   AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
1297                                  aConstraint->attribute(SketchPlugin_Constraint::ENTITY_A()));
1298   aRefAttr->setAttr(theFirstAttribute);
1299
1300   aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
1301                                  aConstraint->attribute(SketchPlugin_Constraint::ENTITY_B()));
1302   aRefAttr->setAttr(theSecondAttribute);
1303
1304 #ifdef DEBUG_TRIM
1305   std::cout << "<createConstraint to attribute> :"
1306             << "first attribute - " << theFirstAttribute->id()
1307             << "second attribute - " << theSecondAttribute->id()
1308             << std::endl;
1309 #endif
1310
1311   return aConstraint;
1312 }
1313
1314 FeaturePtr SketchPlugin_Trim::createConstraintToObject(const std::string& theConstraintId,
1315                                                const AttributePtr& theFirstAttribute,
1316                                                const ObjectPtr& theSecondObject)
1317 {
1318   FeaturePtr aConstraint = sketch()->addFeature(theConstraintId);
1319   AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
1320                                  aConstraint->attribute(SketchPlugin_Constraint::ENTITY_A()));
1321   aRefAttr->setAttr(theFirstAttribute);
1322
1323   aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
1324                                  aConstraint->attribute(SketchPlugin_Constraint::ENTITY_B()));
1325   aRefAttr->setObject(theSecondObject);
1326
1327 #ifdef DEBUG_TRIM
1328   std::cout << "<createConstraint to attribute> :"
1329             << "first attribute - " << theFirstAttribute->id()
1330             << "second object - " << ModelAPI_Feature::feature(theSecondObject)->getKind()
1331             << std::endl;
1332 #endif
1333
1334   return aConstraint;
1335 }
1336
1337 FeaturePtr SketchPlugin_Trim::createConstraintForObjects(
1338                                                     const std::string& theConstraintId,
1339                                                     const ObjectPtr& theFirstObject,
1340                                                     const ObjectPtr& theSecondObject)
1341 {
1342   FeaturePtr aConstraint = sketch()->addFeature(theConstraintId);
1343   AttributeRefAttrPtr aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
1344                                  aConstraint->attribute(SketchPlugin_Constraint::ENTITY_A()));
1345   aRefAttr->setObject(theFirstObject);
1346
1347   aRefAttr = std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(
1348                                  aConstraint->attribute(SketchPlugin_Constraint::ENTITY_B()));
1349   aRefAttr->setObject(theSecondObject);
1350
1351   return aConstraint;
1352 }
1353
1354 std::shared_ptr<ModelAPI_Result> SketchPlugin_Trim::getFeatureResult(
1355                                     const std::shared_ptr<ModelAPI_Feature>& theFeature)
1356 {
1357   std::shared_ptr<ModelAPI_Result> aResult;
1358
1359   std::string aFeatureKind = theFeature->getKind();
1360   if (aFeatureKind == SketchPlugin_Line::ID())
1361     aResult = theFeature->firstResult();
1362   else if (aFeatureKind == SketchPlugin_Arc::ID())
1363     aResult = theFeature->lastResult();
1364   else if (aFeatureKind == SketchPlugin_Circle::ID())
1365     aResult = theFeature->lastResult();
1366
1367   return aResult;
1368 }
1369
1370 //********************************************************************
1371 void SketchPlugin_Trim::fillObjectShapes(const ObjectPtr& theObject,
1372                 const ObjectPtr& theSketch,
1373                 std::map<ObjectPtr, std::set<GeomShapePtr> >& theCashedShapes,
1374                 std::map<ObjectPtr, PointToRefsMap>& theObjectToPoints)
1375 {
1376   PointToRefsMap aPointsInfo;
1377
1378   std::set<std::shared_ptr<GeomAPI_Shape> > aShapes;
1379   std::map<std::shared_ptr<GeomAPI_Pnt>,
1380                            std::list< AttributePoint2DPtr > > aPointToAttributes;
1381   std::map<std::shared_ptr<GeomAPI_Pnt>,
1382                            std::list< ObjectPtr > > aPointToObjects;
1383
1384   std::set<AttributePoint2DPtr > aRefAttributes;
1385   // current feature
1386   FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
1387   std::set<ResultPtr> anEdgeShapes;
1388   // edges on feature
1389   ModelGeomAlgo_Shape::shapesOfType(aFeature, GeomAPI_Shape::EDGE, anEdgeShapes);
1390   if (!anEdgeShapes.empty()) {
1391     GeomShapePtr aFeatureShape = (*anEdgeShapes.begin())->shape();
1392
1393     // coincidences to the feature
1394     ModelGeomAlgo_Point2D::getPointsOfReference(aFeature, SketchPlugin_ConstraintCoincidence::ID(),
1395                          aRefAttributes, SketchPlugin_Point::ID(), SketchPlugin_Point::COORD_ID());
1396     // layed on feature coincidences to divide it on several shapes
1397     //SketchPlugin_Sketch* aSketch = sketch();
1398     std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
1399     std::shared_ptr<GeomDataAPI_Point> aC = std::dynamic_pointer_cast<GeomDataAPI_Point>(
1400         aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
1401     std::shared_ptr<GeomDataAPI_Dir> aX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
1402         aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
1403     std::shared_ptr<GeomDataAPI_Dir> aNorm = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
1404         aData->attribute(SketchPlugin_Sketch::NORM_ID()));
1405     std::shared_ptr<GeomAPI_Dir> aY(new GeomAPI_Dir(aNorm->dir()->cross(aX->dir())));
1406
1407     ModelGeomAlgo_Point2D::getPointsInsideShape(aFeatureShape, aRefAttributes, aC->pnt(),
1408                                                 aX->dir(), aY, aPointsInfo);
1409
1410     std::list<FeaturePtr> aFeatures;
1411     CompositeFeaturePtr aSketchComposite =
1412                          std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(theSketch);
1413     for (int i = 0; i < aSketchComposite->numberOfSubs(); i++) {
1414       FeaturePtr aFeature = aSketchComposite->subFeature(i);
1415       if (aFeature.get())
1416         aFeatures.push_back(aFeature);
1417     }
1418     ModelGeomAlgo_Point2D::getPointsIntersectedShape(aFeature, aFeatures, aPointsInfo);
1419
1420     GeomAlgoAPI_ShapeTools::splitShape(aFeatureShape, aPointsInfo, aShapes);
1421   }
1422   theObjectToPoints[theObject] = aPointsInfo;
1423   theCashedShapes[theObject] = aShapes;
1424 }