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