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