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