src/PartSet/PartSet_WidgetPoint2d.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_WidgetPoint2D.cpp
   4 // Created:     25 Apr 2014
   5 // Author:      Natalia ERMOLAEVA
   6
   7 #include "PartSet_WidgetPoint2d.h"
   8 #include <PartSet_Tools.h>
   9 #include <PartSet_Module.h>
  10 #include <PartSet_SketcherReetntrantMgr.h>
  11
  12 #include <XGUI_Tools.h>
  13 #include <XGUI_Workshop.h>
  14 #include <XGUI_Displayer.h>
  15
  16 #include <ModuleBase_ParamSpinBox.h>
  17 #include <ModuleBase_Tools.h>
  18 #include <ModuleBase_IViewer.h>
  19 #include <ModuleBase_IViewWindow.h>
  20 #include <ModuleBase_ISelection.h>
  21 #include <ModuleBase_ViewerPrs.h>
  22 #include <ModuleBase_WidgetValidator.h>
  23 #include <ModuleBase_LabelValue.h>
  24
  25 #include <Config_Keywords.h>
  26 #include <Config_WidgetAPI.h>
  27
  28 #include <Events_Loop.h>
  29 #include <ModelAPI_Events.h>
  30 #include <ModelAPI_AttributeBoolean.h>
  31 #include <ModelAPI_AttributeRefAttr.h>
  32 #include <ModelAPI_AttributeRefList.h>
  33 #include <ModelAPI_Validator.h>
  34 #include <ModelAPI_Session.h>
  35
  36 #include <ModelAPI_Feature.h>
  37 #include <ModelAPI_Data.h>
  38 #include <ModelAPI_Object.h>
  39 #include <GeomDataAPI_Point2D.h>
  40 #include <GeomAPI_Pnt2d.h>
  41
  42 #include <GeomAPI_ShapeExplorer.h>
  43 #include <GeomAPI_Vertex.h>
  44
  45 #include <SketchPlugin_Feature.h>
  46 #include <SketchPlugin_ConstraintCoincidence.h>
  47 #include <SketchPlugin_Line.h>
  48 #include <SketchPlugin_Arc.h>
  49 #include <SketchPlugin_Circle.h>
  50 #include <SketchPlugin_Point.h>
  51
  52 #include <QGroupBox>
  53 #include <QGridLayout>
  54 #include <QLabel>
  55 #include <QEvent>
  56 #include <QMouseEvent>
  57 #include <QApplication>
  58
  59 #include <TopoDS.hxx>
  60 #include <TopoDS_Vertex.hxx>
  61 #include <BRep_Tool.hxx>
  62
  63 #include <cfloat>
  64 #include <climits>
  65
  66 const double MaxCoordinate = 1e12;
  67
  68 static QStringList MyFeaturesForCoincedence;
  69
  70 #define DEBUG_SELECTION
  71
  72 PartSet_WidgetPoint2D::PartSet_WidgetPoint2D(QWidget* theParent,
  73                                              ModuleBase_IWorkshop* theWorkshop,
  74                                              const Config_WidgetAPI* theData)
  75 : ModuleBase_ModelWidget(theParent, theData), myWorkshop(theWorkshop),
  76   myValueIsCashed(false), myIsFeatureVisibleInCash(true),
  77   myXValueInCash(0), myYValueInCash(0)
  78 {
  79   myRefAttribute = theData->getProperty("reference_attribute");
  80   if (MyFeaturesForCoincedence.isEmpty()) {
  81     MyFeaturesForCoincedence << SketchPlugin_Line::ID().c_str()
  82       << SketchPlugin_Arc::ID().c_str()
  83       << SketchPlugin_Point::ID().c_str()
  84       << SketchPlugin_Circle::ID().c_str();
  85   }
  86
  87   // the control should accept the focus, so the boolean flag is corrected to be true
  88   myIsObligatory = true;
  89   QString aPageName = QString::fromStdString(theData->getProperty(CONTAINER_PAGE_NAME));
  90   myGroupBox = new QGroupBox(aPageName, theParent);
  91   myGroupBox->setFlat(false);
  92
  93   bool aAcceptVariables = theData->getBooleanAttribute(DOUBLE_WDG_ACCEPT_EXPRESSIONS, true);
  94
  95   QGridLayout* aGroupLay = new QGridLayout(myGroupBox);
  96   ModuleBase_Tools::adjustMargins(aGroupLay);
  97   aGroupLay->setSpacing(2);
  98   aGroupLay->setColumnStretch(1, 1);
  99   {
 100     QLabel* aLabel = new QLabel(myGroupBox);
 101
 102     myXSpin = new ModuleBase_LabelValue(myGroupBox, tr("X"));
 103     //ModuleBase_ParamSpinBox(myGroupBox);
 104     //myXSpin->setAcceptVariables(aAcceptVariables);
 105     //myXSpin->setMinimum(-DBL_MAX);
 106     //myXSpin->setMaximum(DBL_MAX);
 107     //myXSpin->setToolTip(tr("X"));
 108     aGroupLay->addWidget(myXSpin, 0, 1);
 109
 110     //connect(myXSpin, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
 111     //myXSpin->setValueEnabled(isValueEnabled());
 112   }
 113   {
 114     //QLabel* aLabel = new QLabel(myGroupBox);
 115     //aLabel->setText(tr("Y "));
 116     //aGroupLay->addWidget(aLabel, 1, 0);
 117
 118     myYSpin = new ModuleBase_LabelValue(myGroupBox, tr("Y"));
 119     //ModuleBase_ParamSpinBox(myGroupBox);
 120     //myYSpin = new ModuleBase_ParamSpinBox(myGroupBox);
 121     //myYSpin->setAcceptVariables(aAcceptVariables);
 122     //myYSpin->setMinimum(-DBL_MAX);
 123     //myYSpin->setMaximum(DBL_MAX);
 124     //myYSpin->setToolTip(tr("Y"));
 125     aGroupLay->addWidget(myYSpin, 1, 1);
 126
 127     //connect(myYSpin, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
 128     //myYSpin->setValueEnabled(isValueEnabled());
 129   }
 130   QVBoxLayout* aLayout = new QVBoxLayout(this);
 131   ModuleBase_Tools::zeroMargins(aLayout);
 132   aLayout->addWidget(myGroupBox);
 133   setLayout(aLayout);
 134
 135   myWidgetValidator = new ModuleBase_WidgetValidator(this, myWorkshop);
 136 }
 137
 138 bool PartSet_WidgetPoint2D::isValidSelectionCustom(const ModuleBase_ViewerPrsPtr& theValue)
 139 {
 140   bool aValid = true;
 141
 142   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 143   if (aModule->sketchReentranceMgr()->isInternalEditActive())
 144     return true; /// when internal edit is started a new feature is created. I has not results, AIS
 145
 146   /// the selection is not possible if the current feature has no presentation for the current
 147   /// attribute not in AIS not in results. If so, no object in current feature where make
 148   /// coincidence, so selection is not necessary
 149   bool aFoundPoint = false;
 150   GeomShapePtr anAISShape;
 151   GeomPresentablePtr aPrs = std::dynamic_pointer_cast<GeomAPI_IPresentable>(myFeature);
 152   if (aPrs.get()) {
 153     AISObjectPtr anAIS;
 154     anAIS = aPrs->getAISObject(anAIS);
 155     if (anAIS.get()) {
 156       anAISShape = anAIS->getShape();
 157     }
 158   }
 159   const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = myFeature->results();
 160   if (!anAISShape.get() && aResults.empty())
 161     return true;
 162
 163   /// analysis of AIS
 164   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 165   AttributePoint2DPtr aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 166       aData->attribute(attributeID()));
 167   std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointAttr->pnt();
 168   if (anAISShape.get())
 169     aFoundPoint = shapeContainsPoint(anAISShape, aPoint, mySketch);
 170
 171   /// analysis of results
 172   std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.cbegin();
 173   for (; aRIter != aResults.cend() && !aFoundPoint; aRIter++) {
 174     ResultPtr aResult = *aRIter;
 175     if (aResult.get() && aResult->shape().get()) {
 176       GeomShapePtr aShape = aResult->shape();
 177       aFoundPoint = shapeContainsPoint(aShape, aPoint, mySketch);
 178     }
 179   }
 180   return aFoundPoint;
 181 }
 182
 183 bool PartSet_WidgetPoint2D::resetCustom()
 184 {
 185   bool aDone = false;
 186   if (!isUseReset() || isComputedDefault()
 187       /*|| myXSpin->hasVariable() || myYSpin->hasVariable()*/) {
 188     aDone = false;
 189   }
 190   else {
 191     if (myValueIsCashed) {
 192       // if the restored value should be hidden, aDone = true to set
 193       // reset state for the widget in the parent
 194       aDone = restoreCurentValue();
 195       emit objectUpdated();
 196     }
 197     else {
 198       bool isOk;
 199       double aDefValue = QString::fromStdString(getDefaultValue()).toDouble(&isOk);
 200       // it is important to block the spin box control in order to do not through out the
 201       // locking of the validating state.
 202       myXSpin->setValue(isOk ? aDefValue : 0.0);
 203       myYSpin->setValue(isOk ? aDefValue : 0.0);
 204
 205       //ModuleBase_Tools::setSpinValue(myXSpin, isOk ? aDefValue : 0.0);
 206       //ModuleBase_Tools::setSpinValue(myYSpin, isOk ? aDefValue : 0.0);
 207       storeValueCustom();
 208       aDone = true;
 209     }
 210   }
 211   return aDone;
 212 }
 213
 214 PartSet_WidgetPoint2D::~PartSet_WidgetPoint2D()
 215 {
 216 }
 217
 218 bool PartSet_WidgetPoint2D::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
 219                                          const bool theToValidate)
 220 {
 221   bool isDone = false;
 222   if (theValues.empty())
 223     return isDone;
 224
 225   ModuleBase_ViewerPrsPtr aValue = theValues.takeFirst();
 226   GeomShapePtr aShape = aValue->shape();
 227   if (aShape.get() && !aShape->isNull()) {
 228     Handle(V3d_View) aView = myWorkshop->viewer()->activeView();
 229     double aX, aY;
 230     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 231     if (getPoint2d(aView, aTDShape, aX, aY)) {
 232       isDone = setPoint(aX, aY);
 233       setConstraintToPoint(aX, aY);
 234     }
 235   }
 236   return isDone;
 237 }
 238
 239 void PartSet_WidgetPoint2D::selectContent()
 240 {
 241  // myXSpin->selectAll();
 242 }
 243
 244 bool PartSet_WidgetPoint2D::setPoint(double theX, double theY)
 245 {
 246   if (fabs(theX) >= MaxCoordinate)
 247     return false;
 248   if (fabs(theY) >= MaxCoordinate)
 249     return false;
 250
 251   myXSpin->setValue(theX);
 252   myYSpin->setValue(theY);
 253
 254   //ModuleBase_Tools::setSpinValue(myXSpin, theX);
 255   //ModuleBase_Tools::setSpinValue(myYSpin, theY);
 256
 257   storeValue();
 258   return true;
 259 }
 260
 261 bool PartSet_WidgetPoint2D::storeValueCustom()
 262 {
 263   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 264   if (!aData) // can be on abort of sketcher element
 265     return false;
 266   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 267       aData->attribute(attributeID()));
 268
 269   PartSet_WidgetPoint2D* that = (PartSet_WidgetPoint2D*) this;
 270   bool isBlocked = that->blockSignals(true);
 271   bool isImmutable = aPoint->setImmutable(true);
 272
 273   // if text is not empty then setValue will be ignored
 274   // so we should set the text at first
 275   //aPoint->setText(myXSpin->hasVariable() ? myXSpin->text().toStdString() : "",
 276   //                myYSpin->hasVariable() ? myYSpin->text().toStdString() : "");
 277   //aPoint->setValue(!myXSpin->hasVariable() ? myXSpin->value() : aPoint->x(),
 278   //                 !myYSpin->hasVariable() ? myYSpin->value() : aPoint->y());
 279   aPoint->setValue(myXSpin->value(), myYSpin->value());
 280
 281   // after movement the solver will call the update event: optimization
 282   moveObject(myFeature);
 283   aPoint->setImmutable(isImmutable);
 284   that->blockSignals(isBlocked);
 285
 286   return true;
 287 }
 288
 289 bool PartSet_WidgetPoint2D::restoreValueCustom()
 290 {
 291   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 292   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 293       aData->attribute(attributeID()));
 294   double aValueX = aPoint->isInitialized() ? aPoint->x() : 0.;
 295   double aValueY = aPoint->isInitialized() ? aPoint->y() : 0.;
 296   myXSpin->setValue(aValueX);
 297   myYSpin->setValue(aValueY);
 298
 299   return true;
 300 }
 301
 302 void PartSet_WidgetPoint2D::storeCurentValue()
 303 {
 304   // do not use cash if a variable is used
 305   //if (myXSpin->hasVariable() || myYSpin->hasVariable())
 306   //  return;
 307
 308   myValueIsCashed = true;
 309   myIsFeatureVisibleInCash = XGUI_Displayer::isVisible(
 310                        XGUI_Tools::workshop(myWorkshop)->displayer(), myFeature);
 311   myXValueInCash = myXSpin->value();
 312   myYValueInCash = myYSpin->value();
 313 }
 314
 315 bool PartSet_WidgetPoint2D::restoreCurentValue()
 316 {
 317   bool aRestoredAndHidden = true;
 318
 319   bool isVisible = myIsFeatureVisibleInCash;
 320   // fill the control widgets by the cashed value
 321
 322   myValueIsCashed = false;
 323   myIsFeatureVisibleInCash = true;
 324   myXSpin->setValue(myXValueInCash);
 325   myYSpin->setValue(myYValueInCash);
 326   //ModuleBase_Tools::setSpinValue(myXSpin, myXValueInCash);
 327   //ModuleBase_Tools::setSpinValue(myYSpin, myYValueInCash);
 328
 329   // store value to the model
 330   storeValueCustom();
 331   if (isVisible) {
 332     setValueState(Stored);
 333     aRestoredAndHidden = false;
 334   }
 335   else
 336     aRestoredAndHidden = true;
 337
 338   return aRestoredAndHidden;
 339 }
 340
 341 QList<QWidget*> PartSet_WidgetPoint2D::getControls() const
 342 {
 343   QList<QWidget*> aControls;
 344   aControls.append(myXSpin);
 345   aControls.append(myYSpin);
 346   return aControls;
 347 }
 348
 349
 350 void PartSet_WidgetPoint2D::activateCustom()
 351 {
 352   QIntList aModes;
 353   aModes << TopAbs_VERTEX;
 354   aModes << TopAbs_EDGE;
 355   myWorkshop->activateSubShapesSelection(aModes);
 356
 357   if (!isEditingMode()) {
 358     FeaturePtr aFeature = feature();
 359     if (aFeature.get() && aFeature->getKind() == SketchPlugin_Point::ID())
 360       storeValue();
 361   }
 362 }
 363
 364 void PartSet_WidgetPoint2D::setHighlighted(bool isHighlighted)
 365 {
 366 }
 367
 368 void PartSet_WidgetPoint2D::deactivate()
 369 {
 370   // the value of the control should be stored to model if it was not
 371   // initialized yet. It is important when we leave this control by Tab key.
 372   // It should not be performed by the widget activation as the preview
 373   // is visualized with default value. Line point is moved to origin.
 374   AttributePtr anAttribute = myFeature->data()->attribute(attributeID());
 375   if (anAttribute && !anAttribute->isInitialized())
 376     storeValue();
 377
 378   ModuleBase_ModelWidget::deactivate();
 379   myWorkshop->deactivateSubShapesSelection();
 380 }
 381
 382 bool PartSet_WidgetPoint2D::getPoint2d(const Handle(V3d_View)& theView,
 383                                        const TopoDS_Shape& theShape,
 384                                        double& theX, double& theY) const
 385 {
 386   if (!theShape.IsNull()) {
 387     if (theShape.ShapeType() == TopAbs_VERTEX) {
 388       const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
 389       if (!aVertex.IsNull()) {
 390         // A case when point is taken from existing vertex
 391         gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 392         PartSet_Tools::convertTo2D(aPoint, mySketch, theView, theX, theY);
 393         return true;
 394       }
 395     }
 396   }
 397   return false;
 398 }
 399
 400 bool PartSet_WidgetPoint2D::setConstraintToPoint(double theClickedX, double theClickedY)
 401 {
 402   FeaturePtr aFeature = feature();
 403   std::string anAttribute = attributeID();
 404
 405   if (!aFeature.get())
 406     return false;
 407
 408   std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 409                                    new GeomAPI_Pnt2d(theClickedX, theClickedY));
 410   AttributePoint2DPtr aClickedFeaturePoint = findFirstEqualPointInSketch(mySketch,
 411                                                          aFeature, aClickedPoint);
 412   if (!aClickedFeaturePoint.get())
 413     return false;
 414
 415   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 416   if (aRefAttr.get())
 417     aRefAttr->setAttr(aClickedFeaturePoint);
 418   else {
 419     // find a feature point by the selection mode
 420     AttributePoint2DPtr aFeaturePoint;
 421     if (aFeature->isMacro()) {
 422       // the macro feature will be removed after the operation is stopped, so we need to build
 423       // coicidence to possible sub-features
 424       aFeaturePoint = findFirstEqualPointInArgumentFeatures(aFeature, aClickedPoint);
 425     }
 426     else {
 427       aFeaturePoint = std::dynamic_pointer_cast<
 428                                      GeomDataAPI_Point2D>(aFeature->data()->attribute(anAttribute));
 429     }
 430     if (!aFeaturePoint.get())
 431       return false;
 432
 433     PartSet_Tools::createConstraint(mySketch, aClickedFeaturePoint, aFeaturePoint);
 434   }
 435   return true;
 436 }
 437
 438 bool PartSet_WidgetPoint2D::setConstraintToObject(const ObjectPtr& theObject)
 439 {
 440   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 441   if (aRefAttr.get()) {
 442     aRefAttr->setObject(theObject);
 443   }
 444   else {
 445     AttributePoint2DPtr aFeaturePoint;
 446
 447     if (feature()->isMacro()) {
 448       AttributePtr aThisAttr = feature()->data()->attribute(attributeID());
 449       AttributePoint2DPtr anAttrPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aThisAttr);
 450       if (anAttrPoint.get()) {
 451         // the macro feature will be removed after the operation is stopped, so we need to build
 452         // coicidence to possible sub-features
 453         aFeaturePoint = findFirstEqualPointInArgumentFeatures(feature(),
 454                                                                    anAttrPoint->pnt());
 455       }
 456     }
 457     else {
 458       AttributePtr aThisAttr = feature()->data()->attribute(attributeID());
 459       aFeaturePoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aThisAttr);
 460     }
 461     if (!aFeaturePoint.get())
 462       return false;
 463
 464     // Create point-edge coincedence
 465     FeaturePtr aFeature = mySketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 466     std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 467
 468     std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
 469         ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
 470
 471     aRef1->setAttr(aFeaturePoint);
 472
 473     std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
 474         ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
 475     aRef2->setObject(theObject);
 476
 477     // we need to flush created signal in order to coincidence is processed by solver
 478     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 479   }
 480   return true;
 481 }
 482
 483 void PartSet_WidgetPoint2D::mouseReleased(ModuleBase_IViewWindow* theWindow, QMouseEvent* theEvent)
 484 {
 485   // the contex menu release by the right button should not be processed by this widget
 486   if (theEvent->button() != Qt::LeftButton)
 487     return;
 488
 489   ModuleBase_ISelection* aSelection = myWorkshop->selection();
 490   Handle(V3d_View) aView = theWindow->v3dView();
 491
 492   QList<ModuleBase_ViewerPrsPtr> aList = aSelection->getSelected(ModuleBase_ISelection::Viewer);
 493   ModuleBase_ViewerPrsPtr aFirstValue =
 494     aList.size() > 0 ? aList.first() : ModuleBase_ViewerPrsPtr();
 495   if (!aFirstValue.get() && myPreSelected.get()) {
 496     aFirstValue = myPreSelected;
 497   }
 498   // if we have selection and use it
 499   if (aFirstValue.get() && isValidSelectionCustom(aFirstValue) &&
 500       aFirstValue->shape().get()) { /// Trihedron Axis may be selected, but shape is empty
 501     GeomShapePtr aGeomShape = aFirstValue->shape();
 502     TopoDS_Shape aShape = aGeomShape->impl<TopoDS_Shape>();
 503     ObjectPtr aObject = aFirstValue->object();
 504
 505     FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aObject);
 506     bool anExternal = false;
 507     std::shared_ptr<SketchPlugin_Feature> aSPFeature;
 508     if (aSelectedFeature.get() != NULL)
 509       aSPFeature = std::dynamic_pointer_cast<SketchPlugin_Feature>(aSelectedFeature);
 510
 511     ResultPtr aFixedObject;
 512     bool aSketchExternalFeature = aSPFeature.get() && aSPFeature->isExternal();
 513     if ((!aSPFeature && !aShape.IsNull()) || aSketchExternalFeature) {
 514       aFixedObject = PartSet_Tools::findFixedObjectByExternal(aShape, aObject, mySketch);
 515       if (aSketchExternalFeature && !aFixedObject.get()) {/// local selection on external feature
 516         anExternal = false;
 517       }
 518       else {
 519         anExternal = true;
 520         if (!aFixedObject.get())
 521           aFixedObject = PartSet_Tools::createFixedObjectByExternal(aShape, aObject, mySketch);
 522       }
 523     }
 524     if (anExternal) {
 525       double aX, aY;
 526       if (getPoint2d(aView, aShape, aX, aY) && isFeatureContainsPoint(myFeature, aX, aY)) {
 527         // do not create a constraint to the point, which already used by the feature
 528         // if the feature contains the point, focus is not switched
 529         setPoint(aX, aY);
 530       }
 531       else {
 532         if (getPoint2d(aView, aShape, aX, aY))
 533           setPoint(aX, aY);
 534         else
 535           setValueState(Stored); // in case of edge selection, Apply state should also be updated
 536         bool anOrphanPoint = aShape.ShapeType() == TopAbs_VERTEX ||
 537                               isOrphanPoint(aSelectedFeature, mySketch, aX, aY);
 538         if (anExternal) {
 539           // we should not stop reentrant operation on external objects because
 540           anOrphanPoint = true;
 541           // they are not participate in the contour creation excepting external vertices
 542           if (aShape.ShapeType() == TopAbs_VERTEX) {
 543             FeaturePtr aFixedFeature = ModelAPI_Feature::feature(aFixedObject);
 544             if (aFixedFeature.get() && aFixedFeature->getKind() == SketchPlugin_Point::ID()) {
 545               anOrphanPoint = isOrphanPoint(aFixedFeature, mySketch, aX, aY);
 546             }
 547           }
 548         }
 549         if (aFixedObject.get())
 550           setConstraintToObject(aFixedObject);
 551         // fignal updated should be flushed in order to visualize possible created
 552         // external objects e.g. selection of trihedron axis when input end arc point
 553         updateObject(feature());
 554
 555         if (!anOrphanPoint)
 556           emit vertexSelected(); // it stops the reentrant operation
 557
 558         emit focusOutWidget(this);
 559       }
 560     }
 561     if (!anExternal) {
 562       double aX, aY;
 563       bool isProcessed = false;
 564       if (getPoint2d(aView, aShape, aX, aY) && isFeatureContainsPoint(myFeature, aX, aY)) {
 565         // when the point is selected, the coordinates of the point should be set into the attribute
 566         // if the feature contains the point, focus is not switched
 567         setPoint(aX, aY);
 568       }
 569       else {
 570         bool anOrphanPoint = isOrphanPoint(aSelectedFeature, mySketch, aX, aY);
 571         // do not set a coincidence constraint in the attribute if the feature contains a point
 572         // with the same coordinates. It is important for line creation in order to do not set
 573         // the same constraints for the same points, oterwise the result line has zero length.
 574         bool isAuxiliaryFeature = false;
 575         if (getPoint2d(aView, aShape, aX, aY)) {
 576           setPoint(aX, aY);
 577 #ifndef DEBUG_SELECTION
 578           feature()->execute();
 579 #endif
 580
 581           setConstraintToPoint(aX, aY);
 582         }
 583         else if (aShape.ShapeType() == TopAbs_EDGE) {
 584           // point is taken from mouse event and set in attribute. It should be done before setting
 585           // coinident constraint to the external line. If a point is created, it should be in
 586           // the mouse clicked point
 587           gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 588           PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, aY);
 589           setPoint(aX, aY);
 590           setConstraintToObject(aObject);
 591           setValueState(Stored); // in case of edge selection, Apply state should also be updated
 592           isAuxiliaryFeature = PartSet_Tools::isAuxiliarySketchEntity(aObject);
 593         }
 594         // it is important to perform updateObject() in order to the current value is
 595         // processed by Sketch Solver. Test case: line is created from a previous point
 596         // to some distance, but in the area of the highlighting of the point. Constraint
 597         // coincidence is created, after the solver is performed, the distance between the
 598         // points of the line becomes less than the tolerance. Validator of the line returns
 599         // false, the line will be aborted, but sketch stays valid.
 600         updateObject(feature());
 601         if (!anOrphanPoint && !anExternal && !isAuxiliaryFeature)
 602           emit vertexSelected();
 603         emit focusOutWidget(this);
 604       }
 605     }
 606   }
 607   // End of Bug dependent fragment
 608   else {
 609     // A case when point is taken from mouse event
 610     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 611     double aX, anY;
 612     PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, anY);
 613
 614     // if the feature contains the point, focus is not switched
 615     if (!setPoint(aX, anY) || isFeatureContainsPoint(myFeature, aX, anY))
 616       return;
 617
 618     emit focusOutWidget(this);
 619   }
 620 }
 621
 622 void PartSet_WidgetPoint2D::setPreSelection(
 623                                const std::shared_ptr<ModuleBase_ViewerPrs>& thePreSelected,
 624                                ModuleBase_IViewWindow* theWnd,
 625                                QMouseEvent* theEvent)
 626 {
 627   myPreSelected = thePreSelected;
 628   mouseReleased(theWnd, theEvent);
 629   myPreSelected = ModuleBase_ViewerPrsPtr();
 630 }
 631
 632 void PartSet_WidgetPoint2D::mouseMoved(ModuleBase_IViewWindow* theWindow, QMouseEvent* theEvent)
 633 {
 634   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 635
 636   if (isEditingMode() || aModule->sketchReentranceMgr()->isInternalEditStarted())
 637     return;
 638
 639   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 640
 641   double aX, anY;
 642   PartSet_Tools::convertTo2D(aPoint, mySketch, theWindow->v3dView(), aX, anY);
 643   if (myState != ModifiedInViewer)
 644     storeCurentValue();
 645   // we need to block the value state change
 646   bool isBlocked = blockValueState(true);
 647   setPoint(aX, anY);
 648   blockValueState(isBlocked);
 649   setValueState(ModifiedInViewer);
 650 }
 651
 652 double PartSet_WidgetPoint2D::x() const
 653 {
 654   return myXSpin->value();
 655 }
 656
 657 double PartSet_WidgetPoint2D::y() const
 658 {
 659   return myYSpin->value();
 660 }
 661
 662
 663 bool PartSet_WidgetPoint2D::isFeatureContainsPoint(const FeaturePtr& theFeature,
 664                                                    double theX, double theY)
 665 {
 666   bool aPointIsFound = false;
 667
 668   if (feature()->getKind() != SketchPlugin_Line::ID())
 669     return aPointIsFound;
 670
 671   AttributePtr aWidgetAttribute = myFeature->attribute(attributeID());
 672
 673   std::shared_ptr<GeomAPI_Pnt2d> aPnt2d =
 674                                     std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(theX, theY));
 675   std::list<AttributePtr> anAttributes =
 676                                 myFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 677   std::list<AttributePtr>::iterator anIter = anAttributes.begin();
 678   for(; anIter != anAttributes.end() && !aPointIsFound; anIter++) {
 679     AttributePoint2DPtr aPoint2DAttribute =
 680       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIter);
 681     if (aPoint2DAttribute == aWidgetAttribute)
 682       continue;
 683     if (aPoint2DAttribute.get() && aPoint2DAttribute->isInitialized()) {
 684       aPointIsFound = aPoint2DAttribute->pnt()->isEqual(aPnt2d);
 685     }
 686   }
 687   return aPointIsFound;
 688 }
 689
 690 void PartSet_WidgetPoint2D::initializeValueByActivate()
 691 {
 692 }
 693
 694 /*void PartSet_WidgetPoint2D::onValuesChanged()
 695 {
 696   emit valuesChanged();
 697 }*/
 698
 699 bool PartSet_WidgetPoint2D::processEnter()
 700 {
 701   return false;
 702   /*bool isModified = getValueState() == ModifiedInPP;
 703   if (isModified) {
 704     bool isXModified = myXSpin->hasFocus();
 705     emit valuesChanged();
 706     if (isXModified)
 707       myXSpin->selectAll();
 708     else
 709       myYSpin->selectAll();
 710   }
 711   return isModified;*/
 712 }
 713
 714 bool PartSet_WidgetPoint2D::useSelectedShapes() const
 715 {
 716   return true;
 717 }
 718
 719 bool PartSet_WidgetPoint2D::isOrphanPoint(const FeaturePtr& theFeature,
 720                                           const CompositeFeaturePtr& theSketch,
 721                                           double theX, double theY)
 722 {
 723   bool anOrphanPoint = false;
 724   if (theFeature.get()) {
 725     AttributePoint2DPtr aPointAttr;
 726     std::string aFeatureKind = theFeature->getKind();
 727     if (aFeatureKind == SketchPlugin_Point::ID())
 728       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 729                                        theFeature->attribute(SketchPlugin_Point::COORD_ID()));
 730     else if (aFeatureKind == SketchPlugin_Circle::ID())
 731       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 732                                        theFeature->attribute(SketchPlugin_Circle::CENTER_ID()));
 733
 734     else if (aFeatureKind == SketchPlugin_Arc::ID())
 735       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 736                                        theFeature->attribute(SketchPlugin_Arc::CENTER_ID()));
 737
 738     /// check that the geometry point with the given coordinates is the checked point
 739     /// e.g. in arc the (x,y) point can not coicide to the center point and it automatically
 740     /// means that this point is not an orphant one.
 741     if (aPointAttr.get()) {
 742       std::shared_ptr<GeomAPI_Pnt2d> aCheckedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 743                                                     new GeomAPI_Pnt2d(theX, theY));
 744       if (!aCheckedPoint->isEqual(aPointAttr->pnt()))
 745         return anOrphanPoint;
 746     }
 747
 748     if (aPointAttr.get()) {
 749       std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointAttr->pnt();
 750       // we need to find coincidence features in results also, because external object(point)
 751       // uses refs to me in another feature.
 752       FeaturePtr aCoincidence = PartSet_Tools::findFirstCoincidence(theFeature, aPoint);
 753       anOrphanPoint = true;
 754       // if there is at least one concident line to the point, the point is not an orphant
 755       if (aCoincidence.get()) {
 756         QList<FeaturePtr> aCoinsideLines;
 757         QList<FeaturePtr> aCoins;
 758         PartSet_Tools::findCoincidences(aCoincidence, aCoinsideLines, aCoins,
 759                                         SketchPlugin_ConstraintCoincidence::ENTITY_A());
 760         PartSet_Tools::findCoincidences(aCoincidence, aCoinsideLines, aCoins,
 761                                         SketchPlugin_ConstraintCoincidence::ENTITY_B());
 762         QList<FeaturePtr>::const_iterator anIt = aCoinsideLines.begin(),
 763                                           aLast = aCoinsideLines.end();
 764         for (; anIt != aLast && anOrphanPoint; anIt++) {
 765           anOrphanPoint = (*anIt)->getKind() != SketchPlugin_Line::ID();
 766         }
 767       }
 768     }
 769   }
 770   return anOrphanPoint;
 771 }
 772
 773 bool PartSet_WidgetPoint2D::shapeContainsPoint(const GeomShapePtr& theShape,
 774                                                const std::shared_ptr<GeomAPI_Pnt2d>& thePoint,
 775                                                const CompositeFeaturePtr& theSketch)
 776 {
 777   std::shared_ptr<GeomAPI_Pnt> aPoint = PartSet_Tools::point3D(thePoint, theSketch);
 778
 779   bool aContainPoint = false;
 780   GeomAPI_ShapeExplorer anExp(theShape, GeomAPI_Shape::VERTEX);
 781   for(; anExp.more() && !aContainPoint; anExp.next()) {
 782     std::shared_ptr<GeomAPI_Shape> aVertexInCompSolid = anExp.current();
 783     std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(aVertexInCompSolid));
 784     if (aVertex.get())
 785       aContainPoint = aPoint->isEqual(aVertex->point());
 786   }
 787 #ifdef DEBUG_SELECTION
 788   return true;
 789 #else
 790   return aContainPoint;
 791 #endif
 792 }
 793
 794 AttributeRefAttrPtr PartSet_WidgetPoint2D::attributeRefAttr() const
 795 {
 796   AttributeRefAttrPtr anAttribute;
 797   if (myRefAttribute.empty())
 798     return anAttribute;
 799
 800   AttributePtr anAttributeRef = feature()->attribute(myRefAttribute);
 801   if (!anAttributeRef.get())
 802     return anAttribute;
 803
 804   return std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttributeRef);
 805 }
 806
 807 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPointInArgumentFeatures(
 808                   const FeaturePtr& theFeature, const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 809 {
 810   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 811
 812   // may be feature is not updated yet, execute is not performed and references features
 813   // are not created. Case: rectangle macro feature
 814   ModuleBase_Tools::flushUpdated(theFeature);
 815
 816   std::list<AttributePtr> anAttributes = theFeature->data()->attributes(
 817                                           ModelAPI_AttributeRefList::typeId());
 818   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 819   for (; anIt != aLast && !aFeaturePoint.get(); anIt++) {
 820     std::shared_ptr<ModelAPI_AttributeRefList> aCurSelList =
 821                                       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(*anIt);
 822     for (int i = 0, aNb = aCurSelList->size(); i < aNb && !aFeaturePoint.get(); i++) {
 823       ObjectPtr anObject = aCurSelList->object(i);
 824       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
 825       if (aFeature.get())
 826         aFeaturePoint = findFirstEqualPoint(aFeature, thePoint);
 827     }
 828   }
 829   return aFeaturePoint;
 830 }
 831
 832 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPoint(
 833                                               const FeaturePtr& theFeature,
 834                                               const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 835 {
 836   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 837
 838   // find the given point in the feature attributes
 839   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes =
 840                                     theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 841   std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
 842       aLast = anAttiributes.end();
 843   ModelAPI_ValidatorsFactory* aValidators = ModelAPI_Session::get()->validators();
 844
 845   for (; anIt != aLast && !aFPoint; anIt++) {
 846     std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 847                                              std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 848     if (aCurPoint && aCurPoint->isInitialized() &&
 849         aValidators->isCase(theFeature, aCurPoint->id()) &&
 850         (aCurPoint->pnt()->distance(thePoint) < Precision::Confusion())) {
 851       aFPoint = aCurPoint;
 852       break;
 853     }
 854   }
 855   return aFPoint;
 856 }
 857
 858 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPointInSketch(
 859                                     const CompositeFeaturePtr& theSketch,
 860                                     const FeaturePtr& theSkipFeature,
 861                                     const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 862 {
 863   // get all sketch features. If the point with the given coordinates belong to any sketch feature,
 864   // the constraint is created between the feature point and the found sketch point
 865   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 866   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 867       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 868
 869   std::list<ObjectPtr> aFeatures = aRefList->list();
 870   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
 871   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 872
 873   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 874   for (; anIt != aLast; anIt++) {
 875     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 876     if (!aFeature.get() || (theSkipFeature.get() && theSkipFeature == aFeature))
 877       continue;
 878     aFPoint = PartSet_WidgetPoint2D::findFirstEqualPoint(aFeature, thePoint);
 879     if (aFPoint.get())
 880       break;
 881   }
 882   return aFPoint;
 883 }