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 #include <PartSet_ExternalObjectsMgr.h>
  12
  13 #include <XGUI_Tools.h>
  14 #include <XGUI_Workshop.h>
  15 #include <XGUI_Displayer.h>
  16
  17 #include <ModuleBase_ParamSpinBox.h>
  18 #include <ModuleBase_Tools.h>
  19 #include <ModuleBase_IViewer.h>
  20 #include <ModuleBase_IViewWindow.h>
  21 #include <ModuleBase_ISelection.h>
  22 #include <ModuleBase_ViewerPrs.h>
  23 #include <ModuleBase_WidgetValidator.h>
  24 #include <ModuleBase_WidgetValidated.h>
  25 #include <ModuleBase_LabelValue.h>
  26
  27 #include <Config_Keywords.h>
  28 #include <Config_WidgetAPI.h>
  29
  30 #include <Events_Loop.h>
  31 #include <Events_InfoMessage.h>
  32 #include <ModelAPI_Events.h>
  33 #include <ModelAPI_AttributeBoolean.h>
  34 #include <ModelAPI_AttributeRefAttr.h>
  35 #include <ModelAPI_AttributeRefList.h>
  36 #include <ModelAPI_Validator.h>
  37 #include <ModelAPI_Session.h>
  38
  39 #include <ModelAPI_Feature.h>
  40 #include <ModelAPI_Data.h>
  41 #include <ModelAPI_Object.h>
  42 #include <GeomDataAPI_Point2D.h>
  43 #include <GeomAPI_Pnt2d.h>
  44
  45 #include <GeomAPI_ShapeExplorer.h>
  46 #include <GeomAPI_Vertex.h>
  47
  48 #include <SketchPlugin_Feature.h>
  49 #include <SketchPlugin_ConstraintCoincidence.h>
  50 #include <SketchPlugin_Line.h>
  51 #include <SketchPlugin_Arc.h>
  52 #include <SketchPlugin_Circle.h>
  53 #include <SketchPlugin_Point.h>
  54
  55 #include <QGroupBox>
  56 #include <QGridLayout>
  57 #include <QLabel>
  58 #include <QEvent>
  59 #include <QMouseEvent>
  60 #include <QApplication>
  61
  62 #include <TopoDS.hxx>
  63 #include <TopoDS_Vertex.hxx>
  64 #include <BRep_Tool.hxx>
  65
  66 #include <cfloat>
  67 #include <climits>
  68
  69 const double MaxCoordinate = 1e12;
  70
  71 static QStringList MyFeaturesForCoincedence;
  72
  73 PartSet_WidgetPoint2D::PartSet_WidgetPoint2D(QWidget* theParent,
  74                                              ModuleBase_IWorkshop* theWorkshop,
  75                                              const Config_WidgetAPI* theData)
  76 : ModuleBase_ModelWidget(theParent, theData), myWorkshop(theWorkshop),
  77   myValueIsCashed(false), myIsFeatureVisibleInCash(true),
  78   myXValueInCash(0), myYValueInCash(0)
  79 {
  80   myRefAttribute = theData->getProperty("reference_attribute");
  81   if (MyFeaturesForCoincedence.isEmpty()) {
  82     MyFeaturesForCoincedence << SketchPlugin_Line::ID().c_str()
  83       << SketchPlugin_Arc::ID().c_str()
  84       << SketchPlugin_Point::ID().c_str()
  85       << SketchPlugin_Circle::ID().c_str();
  86   }
  87
  88   // the control should accept the focus, so the boolean flag is corrected to be true
  89   myIsObligatory = true;
  90   QString aPageName = QString::fromStdString(theData->getProperty(CONTAINER_PAGE_NAME));
  91   myGroupBox = new QGroupBox(aPageName, theParent);
  92   myGroupBox->setFlat(false);
  93
  94   bool aAcceptVariables = theData->getBooleanAttribute(DOUBLE_WDG_ACCEPT_EXPRESSIONS, true);
  95
  96   QGridLayout* aGroupLay = new QGridLayout(myGroupBox);
  97   ModuleBase_Tools::adjustMargins(aGroupLay);
  98   aGroupLay->setSpacing(2);
  99   aGroupLay->setColumnStretch(1, 1);
 100   {
 101     QLabel* aLabel = new QLabel(myGroupBox);
 102
 103     myXSpin = new ModuleBase_LabelValue(myGroupBox, tr("X"));
 104     //ModuleBase_ParamSpinBox(myGroupBox);
 105     //myXSpin->setAcceptVariables(aAcceptVariables);
 106     //myXSpin->setMinimum(-DBL_MAX);
 107     //myXSpin->setMaximum(DBL_MAX);
 108     //myXSpin->setToolTip(tr("X"));
 109     aGroupLay->addWidget(myXSpin, 0, 1);
 110
 111     //connect(myXSpin, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
 112     //myXSpin->setValueEnabled(isValueEnabled());
 113   }
 114   {
 115     //QLabel* aLabel = new QLabel(myGroupBox);
 116     //aLabel->setText(tr("Y "));
 117     //aGroupLay->addWidget(aLabel, 1, 0);
 118
 119     myYSpin = new ModuleBase_LabelValue(myGroupBox, tr("Y"));
 120     //ModuleBase_ParamSpinBox(myGroupBox);
 121     //myYSpin = new ModuleBase_ParamSpinBox(myGroupBox);
 122     //myYSpin->setAcceptVariables(aAcceptVariables);
 123     //myYSpin->setMinimum(-DBL_MAX);
 124     //myYSpin->setMaximum(DBL_MAX);
 125     //myYSpin->setToolTip(tr("Y"));
 126     aGroupLay->addWidget(myYSpin, 1, 1);
 127
 128     //connect(myYSpin, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
 129     //myYSpin->setValueEnabled(isValueEnabled());
 130   }
 131   QVBoxLayout* aLayout = new QVBoxLayout(this);
 132   ModuleBase_Tools::zeroMargins(aLayout);
 133   aLayout->addWidget(myGroupBox);
 134   setLayout(aLayout);
 135
 136   myWidgetValidator = new ModuleBase_WidgetValidator(this, myWorkshop);
 137   myExternalObjectMgr = new PartSet_ExternalObjectsMgr(theData->getProperty("use_external"),
 138                                          theData->getProperty("can_create_external"), true);
 139 }
 140
 141 bool PartSet_WidgetPoint2D::isValidSelectionCustom(const ModuleBase_ViewerPrsPtr& theValue)
 142 {
 143   bool aValid = true;
 144
 145   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 146   if (aModule->sketchReentranceMgr()->isInternalEditActive())
 147     return true; /// when internal edit is started a new feature is created. I has not results, AIS
 148
 149   /// the selection is not possible if the current feature has no presentation for the current
 150   /// attribute not in AIS not in results. If so, no object in current feature where make
 151   /// coincidence, so selection is not necessary
 152   GeomShapePtr anAISShape;
 153   GeomPresentablePtr aPrs = std::dynamic_pointer_cast<GeomAPI_IPresentable>(myFeature);
 154   if (aPrs.get()) {
 155     AISObjectPtr anAIS;
 156     anAIS = aPrs->getAISObject(anAIS);
 157     if (anAIS.get()) {
 158       anAISShape = anAIS->getShape();
 159     }
 160   }
 161   const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = myFeature->results();
 162   if (!anAISShape.get() && aResults.empty())
 163     return true;
 164
 165   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 166   if (aRefAttr.get())
 167     return isValidSelectionForAttribute_(theValue, myFeature->attribute(attributeID()));
 168   else {
 169     bool aFoundPoint = false;
 170     /// Avoid coincidence build to passed point. Coincidence is build later only if there are no
 171     /// reference attribute.
 172     /// The condition is that the selected feature has shape that has after explore a point
 173     /// equal to clicked one.
 174     std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 175     AttributePoint2DPtr aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 176         aData->attribute(attributeID()));
 177     std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointAttr->pnt();
 178     if (anAISShape.get())
 179       aFoundPoint = shapeExploreHasVertex(anAISShape, aPoint, mySketch);
 180
 181     /// analysis of results
 182     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.cbegin();
 183     for (; aRIter != aResults.cend() && !aFoundPoint; aRIter++) {
 184       ResultPtr aResult = *aRIter;
 185       if (aResult.get() && aResult->shape().get()) {
 186         GeomShapePtr aShape = aResult->shape();
 187         aFoundPoint = shapeExploreHasVertex(aShape, aPoint, mySketch);
 188       }
 189     }
 190     return aFoundPoint;
 191   }
 192   return true;
 193 }
 194
 195 //********************************************************************
 196 bool PartSet_WidgetPoint2D::isValidSelectionForAttribute_(
 197                                             const ModuleBase_ViewerPrsPtr& theValue,
 198                                             const AttributePtr& theAttribute)
 199 {
 200   bool aValid = false;
 201
 202   // stores the current values of the widget attribute
 203   bool isFlushesActived, isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked;
 204
 205   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 206   ModuleBase_WidgetValidated::blockFeatureAttribute(aRefAttr, myFeature, true,
 207       isFlushesActived, isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked);
 208   myWidgetValidator->storeAttributeValue(aRefAttr);
 209
 210   // saves the owner value to the widget attribute
 211   aValid = setSelectionCustom(theValue);
 212   if (aValid)
 213     // checks the attribute validity
 214     aValid = myWidgetValidator->isValidAttribute(theAttribute);
 215
 216   // restores the current values of the widget attribute
 217   myWidgetValidator->restoreAttributeValue(aRefAttr, aValid);
 218   myExternalObjectMgr->removeExternal(sketch(), myFeature, myWorkshop, true);
 219
 220   ModuleBase_WidgetValidated::blockFeatureAttribute(aRefAttr, myFeature, false, isFlushesActived,
 221                                 isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked);
 222   return aValid;
 223 }
 224
 225 bool PartSet_WidgetPoint2D::setSelectionCustom(const ModuleBase_ViewerPrsPtr& theValue)
 226 {
 227   bool isDone = false;
 228   GeomShapePtr aShape = theValue->shape();
 229   if (aShape.get() && !aShape->isNull()) {
 230     Handle(V3d_View) aView = myWorkshop->viewer()->activeView();
 231     double aX, aY;
 232     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 233     if (getPoint2d(aView, aTDShape, aX, aY)) {
 234       fillRefAttribute(aX, aY, theValue);
 235       isDone = true;
 236     }
 237     else if (aTDShape.ShapeType() == TopAbs_EDGE) {
 238       fillRefAttribute(theValue);
 239       isDone = true;
 240     }
 241   }
 242   return isDone;
 243 }
 244
 245 bool PartSet_WidgetPoint2D::resetCustom()
 246 {
 247   bool aDone = false;
 248   if (!isUseReset() || isComputedDefault()
 249       /*|| myXSpin->hasVariable() || myYSpin->hasVariable()*/) {
 250     aDone = false;
 251   }
 252   else {
 253     if (myValueIsCashed) {
 254       // if the restored value should be hidden, aDone = true to set
 255       // reset state for the widget in the parent
 256       aDone = restoreCurentValue();
 257       emit objectUpdated();
 258     }
 259     else {
 260       bool isOk;
 261       double aDefValue = QString::fromStdString(getDefaultValue()).toDouble(&isOk);
 262       // it is important to block the spin box control in order to do not through out the
 263       // locking of the validating state.
 264       myXSpin->setValue(isOk ? aDefValue : 0.0);
 265       myYSpin->setValue(isOk ? aDefValue : 0.0);
 266
 267       //ModuleBase_Tools::setSpinValue(myXSpin, isOk ? aDefValue : 0.0);
 268       //ModuleBase_Tools::setSpinValue(myYSpin, isOk ? aDefValue : 0.0);
 269       storeValueCustom();
 270       aDone = true;
 271     }
 272   }
 273   return aDone;
 274 }
 275
 276 PartSet_WidgetPoint2D::~PartSet_WidgetPoint2D()
 277 {
 278   delete myExternalObjectMgr;
 279 }
 280
 281 bool PartSet_WidgetPoint2D::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
 282                                          const bool theToValidate)
 283 {
 284   bool isDone = false;
 285   if (theValues.empty())
 286     return isDone;
 287
 288   ModuleBase_ViewerPrsPtr aValue = theValues.takeFirst();
 289
 290   if (!theToValidate || myWidgetValidator->isValidSelection(aValue)) {
 291     GeomShapePtr aShape = aValue->shape();
 292     if (aShape.get() && !aShape->isNull()) {
 293       Handle(V3d_View) aView = myWorkshop->viewer()->activeView();
 294       double aX, aY;
 295       const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 296       if (getPoint2d(aView, aTDShape, aX, aY)) {
 297         isDone = setPoint(aX, aY);
 298         setConstraintToPoint(aX, aY, aValue);
 299       }
 300     }
 301   }
 302   return isDone;
 303 }
 304
 305 void PartSet_WidgetPoint2D::selectContent()
 306 {
 307  // myXSpin->selectAll();
 308 }
 309
 310 bool PartSet_WidgetPoint2D::setPoint(double theX, double theY)
 311 {
 312   if (fabs(theX) >= MaxCoordinate)
 313     return false;
 314   if (fabs(theY) >= MaxCoordinate)
 315     return false;
 316
 317   myXSpin->setValue(theX);
 318   myYSpin->setValue(theY);
 319
 320   //ModuleBase_Tools::setSpinValue(myXSpin, theX);
 321   //ModuleBase_Tools::setSpinValue(myYSpin, theY);
 322
 323   storeValue();
 324   return true;
 325 }
 326
 327 bool PartSet_WidgetPoint2D::storeValueCustom()
 328 {
 329   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 330   if (!aData) // can be on abort of sketcher element
 331     return false;
 332   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 333       aData->attribute(attributeID()));
 334
 335   PartSet_WidgetPoint2D* that = (PartSet_WidgetPoint2D*) this;
 336   bool isBlocked = that->blockSignals(true);
 337   bool isImmutable = aPoint->setImmutable(true);
 338
 339   // if text is not empty then setValue will be ignored
 340   // so we should set the text at first
 341   //aPoint->setText(myXSpin->hasVariable() ? myXSpin->text().toStdString() : "",
 342   //                myYSpin->hasVariable() ? myYSpin->text().toStdString() : "");
 343   //aPoint->setValue(!myXSpin->hasVariable() ? myXSpin->value() : aPoint->x(),
 344   //                 !myYSpin->hasVariable() ? myYSpin->value() : aPoint->y());
 345   aPoint->setValue(myXSpin->value(), myYSpin->value());
 346
 347   // after movement the solver will call the update event: optimization
 348   moveObject(myFeature);
 349   aPoint->setImmutable(isImmutable);
 350   that->blockSignals(isBlocked);
 351
 352   return true;
 353 }
 354
 355 bool PartSet_WidgetPoint2D::restoreValueCustom()
 356 {
 357   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 358   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 359       aData->attribute(attributeID()));
 360   double aValueX = aPoint->isInitialized() ? aPoint->x() : 0.;
 361   double aValueY = aPoint->isInitialized() ? aPoint->y() : 0.;
 362   myXSpin->setValue(aValueX);
 363   myYSpin->setValue(aValueY);
 364
 365   return true;
 366 }
 367
 368 void PartSet_WidgetPoint2D::storeCurentValue()
 369 {
 370   // do not use cash if a variable is used
 371   //if (myXSpin->hasVariable() || myYSpin->hasVariable())
 372   //  return;
 373
 374   myValueIsCashed = true;
 375   myIsFeatureVisibleInCash = XGUI_Displayer::isVisible(
 376                        XGUI_Tools::workshop(myWorkshop)->displayer(), myFeature);
 377   myXValueInCash = myXSpin->value();
 378   myYValueInCash = myYSpin->value();
 379 }
 380
 381 bool PartSet_WidgetPoint2D::restoreCurentValue()
 382 {
 383   bool aRestoredAndHidden = true;
 384
 385   bool isVisible = myIsFeatureVisibleInCash;
 386   // fill the control widgets by the cashed value
 387
 388   myValueIsCashed = false;
 389   myIsFeatureVisibleInCash = true;
 390   myXSpin->setValue(myXValueInCash);
 391   myYSpin->setValue(myYValueInCash);
 392   //ModuleBase_Tools::setSpinValue(myXSpin, myXValueInCash);
 393   //ModuleBase_Tools::setSpinValue(myYSpin, myYValueInCash);
 394
 395   // store value to the model
 396   storeValueCustom();
 397   if (isVisible) {
 398     setValueState(Stored);
 399     aRestoredAndHidden = false;
 400   }
 401   else
 402     aRestoredAndHidden = true;
 403
 404   return aRestoredAndHidden;
 405 }
 406
 407 QList<QWidget*> PartSet_WidgetPoint2D::getControls() const
 408 {
 409   QList<QWidget*> aControls;
 410   aControls.append(myXSpin);
 411   aControls.append(myYSpin);
 412   return aControls;
 413 }
 414
 415
 416 void PartSet_WidgetPoint2D::activateCustom()
 417 {
 418   QIntList aModes;
 419   aModes << TopAbs_VERTEX;
 420   aModes << TopAbs_EDGE;
 421   myWorkshop->activateSubShapesSelection(aModes);
 422
 423   if (!isEditingMode()) {
 424     FeaturePtr aFeature = feature();
 425     if (aFeature.get() && aFeature->getKind() == SketchPlugin_Point::ID())
 426       storeValue();
 427   }
 428 }
 429
 430 void PartSet_WidgetPoint2D::setHighlighted(bool isHighlighted)
 431 {
 432 }
 433
 434 void PartSet_WidgetPoint2D::deactivate()
 435 {
 436   // the value of the control should be stored to model if it was not
 437   // initialized yet. It is important when we leave this control by Tab key.
 438   // It should not be performed by the widget activation as the preview
 439   // is visualized with default value. Line point is moved to origin.
 440   AttributePtr anAttribute = myFeature->data()->attribute(attributeID());
 441   if (anAttribute && !anAttribute->isInitialized())
 442     storeValue();
 443
 444   ModuleBase_ModelWidget::deactivate();
 445   myWorkshop->deactivateSubShapesSelection();
 446 }
 447
 448 bool PartSet_WidgetPoint2D::getPoint2d(const Handle(V3d_View)& theView,
 449                                        const TopoDS_Shape& theShape,
 450                                        double& theX, double& theY) const
 451 {
 452   if (!theShape.IsNull()) {
 453     if (theShape.ShapeType() == TopAbs_VERTEX) {
 454       const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
 455       if (!aVertex.IsNull()) {
 456         // A case when point is taken from existing vertex
 457         gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 458         PartSet_Tools::convertTo2D(aPoint, mySketch, theView, theX, theY);
 459         return true;
 460       }
 461     }
 462   }
 463   return false;
 464 }
 465
 466 bool PartSet_WidgetPoint2D::setConstraintToPoint(double theClickedX, double theClickedY,
 467                                   const std::shared_ptr<ModuleBase_ViewerPrs>& theValue)
 468 {
 469   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 470   if (aRefAttr.get())
 471     fillRefAttribute(theClickedX, theClickedY, theValue);
 472   else {
 473     FeaturePtr aFeature = feature();
 474     std::string anAttribute = attributeID();
 475
 476     if (!aFeature.get())
 477       return false;
 478
 479     std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 480                                      new GeomAPI_Pnt2d(theClickedX, theClickedY));
 481     AttributePoint2DPtr aClickedFeaturePoint = findFirstEqualPointInSketch(mySketch,
 482                                                            aFeature, aClickedPoint);
 483     if (!aClickedFeaturePoint.get())
 484       return false;
 485
 486   //  aRefAttr->setAttr(aClickedFeaturePoint);
 487   //else {
 488     // find a feature point by the selection mode
 489     AttributePoint2DPtr aFeaturePoint;
 490     if (aFeature->isMacro()) {
 491       // the macro feature will be removed after the operation is stopped, so we need to build
 492       // coicidence to possible sub-features
 493       aFeaturePoint = findFirstEqualPointInArgumentFeatures(aFeature, aClickedPoint);
 494     }
 495     else {
 496       aFeaturePoint = std::dynamic_pointer_cast<
 497                                      GeomDataAPI_Point2D>(aFeature->data()->attribute(anAttribute));
 498     }
 499     if (!aFeaturePoint.get())
 500       return false;
 501
 502     PartSet_Tools::createConstraint(mySketch, aClickedFeaturePoint, aFeaturePoint);
 503   }
 504   return true;
 505 }
 506
 507 bool PartSet_WidgetPoint2D::setConstraintToObject(const ObjectPtr& theObject)
 508 {
 509   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 510   if (aRefAttr.get()) {
 511     fillRefAttribute(theObject);
 512   }
 513   else {
 514     AttributePoint2DPtr aFeaturePoint;
 515
 516     if (feature()->isMacro()) {
 517       AttributePtr aThisAttr = feature()->data()->attribute(attributeID());
 518       AttributePoint2DPtr anAttrPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aThisAttr);
 519       if (anAttrPoint.get()) {
 520         // the macro feature will be removed after the operation is stopped, so we need to build
 521         // coicidence to possible sub-features
 522         aFeaturePoint = findFirstEqualPointInArgumentFeatures(feature(),
 523                                                                    anAttrPoint->pnt());
 524       }
 525     }
 526     else {
 527       AttributePtr aThisAttr = feature()->data()->attribute(attributeID());
 528       aFeaturePoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aThisAttr);
 529     }
 530     if (!aFeaturePoint.get())
 531       return false;
 532
 533     // Create point-edge coincedence
 534     FeaturePtr aFeature = mySketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 535     std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 536
 537     std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
 538         ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
 539
 540     aRef1->setAttr(aFeaturePoint);
 541
 542     std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
 543         ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
 544     aRef2->setObject(theObject);
 545
 546     // we need to flush created signal in order to coincidence is processed by solver
 547     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 548   }
 549   return true;
 550 }
 551
 552 void PartSet_WidgetPoint2D::mouseReleased(ModuleBase_IViewWindow* theWindow, QMouseEvent* theEvent)
 553 {
 554   // the contex menu release by the right button should not be processed by this widget
 555   if (theEvent->button() != Qt::LeftButton)
 556     return;
 557
 558   ModuleBase_ISelection* aSelection = myWorkshop->selection();
 559   Handle(V3d_View) aView = theWindow->v3dView();
 560
 561   QList<ModuleBase_ViewerPrsPtr> aList = aSelection->getSelected(ModuleBase_ISelection::Viewer);
 562   ModuleBase_ViewerPrsPtr aFirstValue =
 563     aList.size() > 0 ? aList.first() : ModuleBase_ViewerPrsPtr();
 564   if (!aFirstValue.get() && myPreSelected.get()) {
 565     aFirstValue = myPreSelected;
 566   }
 567   // if we have selection and use it
 568   if (aFirstValue.get() && isValidSelectionCustom(aFirstValue) &&
 569       aFirstValue->shape().get()) { /// Trihedron Axis may be selected, but shape is empty
 570     GeomShapePtr aGeomShape = aFirstValue->shape();
 571     TopoDS_Shape aShape = aGeomShape->impl<TopoDS_Shape>();
 572     ObjectPtr aObject = aFirstValue->object();
 573
 574     FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aObject);
 575     bool anExternal = false;
 576     std::shared_ptr<SketchPlugin_Feature> aSPFeature;
 577     if (aSelectedFeature.get() != NULL)
 578       aSPFeature = std::dynamic_pointer_cast<SketchPlugin_Feature>(aSelectedFeature);
 579
 580     ResultPtr aFixedObject;
 581     bool aSketchExternalFeature = aSPFeature.get() && aSPFeature->isExternal();
 582     if ((!aSPFeature && !aShape.IsNull()) || aSketchExternalFeature) {
 583       aFixedObject = PartSet_Tools::findFixedObjectByExternal(aShape, aObject, mySketch);
 584       if (aSketchExternalFeature && !aFixedObject.get()) {/// local selection on external feature
 585         anExternal = false;
 586       }
 587       else {
 588         anExternal = true;
 589         if (!aFixedObject.get())
 590           aFixedObject = PartSet_Tools::createFixedObjectByExternal(aShape, aObject, mySketch);
 591       }
 592     }
 593     if (anExternal) {
 594       double aX, aY;
 595       if (getPoint2d(aView, aShape, aX, aY) && isFeatureContainsPoint(myFeature, aX, aY)) {
 596         // do not create a constraint to the point, which already used by the feature
 597         // if the feature contains the point, focus is not switched
 598         setPoint(aX, aY);
 599       }
 600       else {
 601         if (getPoint2d(aView, aShape, aX, aY))
 602           setPoint(aX, aY);
 603         else {
 604           if (aShape.ShapeType() == TopAbs_EDGE) {
 605             // point is taken from mouse event and set in attribute. It should be done before set
 606             // coinident constraint to the external line. If a point is created, it should be in
 607             // the mouse clicked point
 608             gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(),
 609                                                                theWindow->v3dView());
 610             PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, aY);
 611             setPoint(aX, aY);
 612           }
 613           setValueState(Stored); // in case of edge selection, Apply state should also be updated
 614         }
 615         bool anOrphanPoint = aShape.ShapeType() == TopAbs_VERTEX ||
 616                               isOrphanPoint(aSelectedFeature, mySketch, aX, aY);
 617         if (anExternal) {
 618           // we should not stop reentrant operation on external objects because
 619           anOrphanPoint = true;
 620           // they are not participate in the contour creation excepting external vertices
 621           if (aShape.ShapeType() == TopAbs_VERTEX) {
 622             FeaturePtr aFixedFeature = ModelAPI_Feature::feature(aFixedObject);
 623             if (aFixedFeature.get() && aFixedFeature->getKind() == SketchPlugin_Point::ID()) {
 624               anOrphanPoint = isOrphanPoint(aFixedFeature, mySketch, aX, aY);
 625             }
 626           }
 627         }
 628         if (aFixedObject.get())
 629           setConstraintToObject(aFixedObject);
 630         // fignal updated should be flushed in order to visualize possible created
 631         // external objects e.g. selection of trihedron axis when input end arc point
 632         updateObject(feature());
 633
 634         if (!anOrphanPoint)
 635           emit vertexSelected(); // it stops the reentrant operation
 636
 637         emit focusOutWidget(this);
 638       }
 639     }
 640     if (!anExternal) {
 641       double aX, aY;
 642       bool isProcessed = false;
 643       if (getPoint2d(aView, aShape, aX, aY) && isFeatureContainsPoint(myFeature, aX, aY)) {
 644         // when the point is selected, the coordinates of the point should be set into the attribute
 645         // if the feature contains the point, focus is not switched
 646         setPoint(aX, aY);
 647       }
 648       else {
 649         bool anOrphanPoint = isOrphanPoint(aSelectedFeature, mySketch, aX, aY);
 650         // do not set a coincidence constraint in the attribute if the feature contains a point
 651         // with the same coordinates. It is important for line creation in order to do not set
 652         // the same constraints for the same points, oterwise the result line has zero length.
 653         bool isAuxiliaryFeature = false;
 654         if (getPoint2d(aView, aShape, aX, aY)) {
 655           setPoint(aX, aY);
 656           setConstraintToPoint(aX, aY, aFirstValue);
 657         }
 658         else if (aShape.ShapeType() == TopAbs_EDGE) {
 659           // point is taken from mouse event and set in attribute. It should be done before setting
 660           // coinident constraint to the external line. If a point is created, it should be in
 661           // the mouse clicked point
 662           gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 663           PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, aY);
 664           setPoint(aX, aY);
 665           setConstraintToObject(aObject);
 666           setValueState(Stored); // in case of edge selection, Apply state should also be updated
 667           isAuxiliaryFeature = PartSet_Tools::isAuxiliarySketchEntity(aObject);
 668         }
 669         // it is important to perform updateObject() in order to the current value is
 670         // processed by Sketch Solver. Test case: line is created from a previous point
 671         // to some distance, but in the area of the highlighting of the point. Constraint
 672         // coincidence is created, after the solver is performed, the distance between the
 673         // points of the line becomes less than the tolerance. Validator of the line returns
 674         // false, the line will be aborted, but sketch stays valid.
 675         updateObject(feature());
 676         if (!anOrphanPoint && !anExternal && !isAuxiliaryFeature)
 677           emit vertexSelected();
 678         emit focusOutWidget(this);
 679       }
 680     }
 681   }
 682   // End of Bug dependent fragment
 683   else {
 684     // A case when point is taken from mouse event
 685     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 686     double aX, anY;
 687     PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, anY);
 688
 689     // if the feature contains the point, focus is not switched
 690     if (!setPoint(aX, anY) || isFeatureContainsPoint(myFeature, aX, anY))
 691       return;
 692
 693     emit focusOutWidget(this);
 694   }
 695 }
 696
 697 void PartSet_WidgetPoint2D::setPreSelection(
 698                                const std::shared_ptr<ModuleBase_ViewerPrs>& thePreSelected,
 699                                ModuleBase_IViewWindow* theWnd,
 700                                QMouseEvent* theEvent)
 701 {
 702   myPreSelected = thePreSelected;
 703   mouseReleased(theWnd, theEvent);
 704   myPreSelected = ModuleBase_ViewerPrsPtr();
 705 }
 706
 707 void PartSet_WidgetPoint2D::getGeomSelection_(const std::shared_ptr<ModuleBase_ViewerPrs>& theValue,
 708                                               ObjectPtr& theObject,
 709                                               GeomShapePtr& theShape)
 710 {
 711   myExternalObjectMgr->getGeomSelection(theValue, theObject, theShape, myWorkshop, sketch(), true);
 712 }
 713
 714 void PartSet_WidgetPoint2D::mouseMoved(ModuleBase_IViewWindow* theWindow, QMouseEvent* theEvent)
 715 {
 716   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 717
 718   if (isEditingMode() || aModule->sketchReentranceMgr()->isInternalEditActive())
 719     return;
 720
 721   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 722
 723   double aX, anY;
 724   PartSet_Tools::convertTo2D(aPoint, mySketch, theWindow->v3dView(), aX, anY);
 725   if (myState != ModifiedInViewer)
 726     storeCurentValue();
 727   // we need to block the value state change
 728   bool isBlocked = blockValueState(true);
 729   setPoint(aX, anY);
 730   blockValueState(isBlocked);
 731   setValueState(ModifiedInViewer);
 732 }
 733
 734 double PartSet_WidgetPoint2D::x() const
 735 {
 736   return myXSpin->value();
 737 }
 738
 739 double PartSet_WidgetPoint2D::y() const
 740 {
 741   return myYSpin->value();
 742 }
 743
 744
 745 bool PartSet_WidgetPoint2D::isFeatureContainsPoint(const FeaturePtr& theFeature,
 746                                                    double theX, double theY)
 747 {
 748   bool aPointIsFound = false;
 749
 750   if (feature()->getKind() != SketchPlugin_Line::ID())
 751     return aPointIsFound;
 752
 753   AttributePtr aWidgetAttribute = myFeature->attribute(attributeID());
 754
 755   std::shared_ptr<GeomAPI_Pnt2d> aPnt2d =
 756                                     std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(theX, theY));
 757   std::list<AttributePtr> anAttributes =
 758                                 myFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 759   std::list<AttributePtr>::iterator anIter = anAttributes.begin();
 760   for(; anIter != anAttributes.end() && !aPointIsFound; anIter++) {
 761     AttributePoint2DPtr aPoint2DAttribute =
 762       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIter);
 763     if (aPoint2DAttribute == aWidgetAttribute)
 764       continue;
 765     if (aPoint2DAttribute.get() && aPoint2DAttribute->isInitialized()) {
 766       aPointIsFound = aPoint2DAttribute->pnt()->isEqual(aPnt2d);
 767     }
 768   }
 769   return aPointIsFound;
 770 }
 771
 772 void PartSet_WidgetPoint2D::initializeValueByActivate()
 773 {
 774 }
 775
 776 /*void PartSet_WidgetPoint2D::onValuesChanged()
 777 {
 778   emit valuesChanged();
 779 }*/
 780
 781 bool PartSet_WidgetPoint2D::processEnter()
 782 {
 783   return false;
 784   /*bool isModified = getValueState() == ModifiedInPP;
 785   if (isModified) {
 786     bool isXModified = myXSpin->hasFocus();
 787     emit valuesChanged();
 788     if (isXModified)
 789       myXSpin->selectAll();
 790     else
 791       myYSpin->selectAll();
 792   }
 793   return isModified;*/
 794 }
 795
 796 bool PartSet_WidgetPoint2D::useSelectedShapes() const
 797 {
 798   return true;
 799 }
 800
 801 bool PartSet_WidgetPoint2D::isOrphanPoint(const FeaturePtr& theFeature,
 802                                           const CompositeFeaturePtr& theSketch,
 803                                           double theX, double theY)
 804 {
 805   bool anOrphanPoint = false;
 806   if (theFeature.get()) {
 807     AttributePoint2DPtr aPointAttr;
 808     std::string aFeatureKind = theFeature->getKind();
 809     if (aFeatureKind == SketchPlugin_Point::ID())
 810       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 811                                        theFeature->attribute(SketchPlugin_Point::COORD_ID()));
 812     else if (aFeatureKind == SketchPlugin_Circle::ID())
 813       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 814                                        theFeature->attribute(SketchPlugin_Circle::CENTER_ID()));
 815
 816     else if (aFeatureKind == SketchPlugin_Arc::ID())
 817       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 818                                        theFeature->attribute(SketchPlugin_Arc::CENTER_ID()));
 819
 820     /// check that the geometry point with the given coordinates is the checked point
 821     /// e.g. in arc the (x,y) point can not coicide to the center point and it automatically
 822     /// means that this point is not an orphant one.
 823     if (aPointAttr.get()) {
 824       std::shared_ptr<GeomAPI_Pnt2d> aCheckedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 825                                                     new GeomAPI_Pnt2d(theX, theY));
 826       if (!aCheckedPoint->isEqual(aPointAttr->pnt()))
 827         return anOrphanPoint;
 828     }
 829
 830     if (aPointAttr.get()) {
 831       std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointAttr->pnt();
 832       // we need to find coincidence features in results also, because external object(point)
 833       // uses refs to me in another feature.
 834       FeaturePtr aCoincidence = PartSet_Tools::findFirstCoincidence(theFeature, aPoint);
 835       anOrphanPoint = true;
 836       // if there is at least one concident line to the point, the point is not an orphant
 837       if (aCoincidence.get()) {
 838         QList<FeaturePtr> aCoinsideLines;
 839         QList<FeaturePtr> aCoins;
 840         PartSet_Tools::findCoincidences(aCoincidence, aCoinsideLines, aCoins,
 841                                         SketchPlugin_ConstraintCoincidence::ENTITY_A());
 842         PartSet_Tools::findCoincidences(aCoincidence, aCoinsideLines, aCoins,
 843                                         SketchPlugin_ConstraintCoincidence::ENTITY_B());
 844         QList<FeaturePtr>::const_iterator anIt = aCoinsideLines.begin(),
 845                                           aLast = aCoinsideLines.end();
 846         for (; anIt != aLast && anOrphanPoint; anIt++) {
 847           anOrphanPoint = (*anIt)->getKind() != SketchPlugin_Line::ID();
 848         }
 849       }
 850     }
 851   }
 852   return anOrphanPoint;
 853 }
 854
 855 bool PartSet_WidgetPoint2D::shapeExploreHasVertex(const GeomShapePtr& theShape,
 856                                                   const std::shared_ptr<GeomAPI_Pnt2d>& thePoint,
 857                                                   const CompositeFeaturePtr& theSketch)
 858 {
 859   std::shared_ptr<GeomAPI_Pnt> aPoint = PartSet_Tools::point3D(thePoint, theSketch);
 860
 861   bool aContainPoint = false;
 862   GeomAPI_ShapeExplorer anExp(theShape, GeomAPI_Shape::VERTEX);
 863   for(; anExp.more() && !aContainPoint; anExp.next()) {
 864     std::shared_ptr<GeomAPI_Shape> aVertexInCompSolid = anExp.current();
 865     std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(aVertexInCompSolid));
 866     if (aVertex.get())
 867       aContainPoint = aPoint->isEqual(aVertex->point());
 868   }
 869   return aContainPoint;
 870 }
 871
 872 AttributeRefAttrPtr PartSet_WidgetPoint2D::attributeRefAttr() const
 873 {
 874   AttributeRefAttrPtr anAttribute;
 875   if (myRefAttribute.empty())
 876     return anAttribute;
 877
 878   AttributePtr anAttributeRef = feature()->attribute(myRefAttribute);
 879   if (!anAttributeRef.get())
 880     return anAttribute;
 881
 882   return std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttributeRef);
 883 }
 884
 885 void PartSet_WidgetPoint2D::fillRefAttribute(double theClickedX, double theClickedY,
 886                               const std::shared_ptr<ModuleBase_ViewerPrs>& theValue)
 887 {
 888   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 889   if (!aRefAttr.get())
 890     return;
 891
 892   FeaturePtr aFeature = feature();
 893   std::string anAttribute = attributeID();
 894
 895   if (aFeature.get()) {
 896     std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 897                                       new GeomAPI_Pnt2d(theClickedX, theClickedY));
 898     AttributePoint2DPtr aClickedFeaturePoint = findFirstEqualPointInSketch(mySketch,
 899                                                             aFeature, aClickedPoint);
 900     if (aClickedFeaturePoint.get())
 901       aRefAttr->setAttr(aClickedFeaturePoint);
 902     else {
 903       ObjectPtr anObject = getGeomSelection(theValue);
 904       if (anObject.get())
 905         aRefAttr->setObject(anObject);
 906     }
 907   }
 908 }
 909
 910 void PartSet_WidgetPoint2D::fillRefAttribute(const ModuleBase_ViewerPrsPtr& theValue)
 911 {
 912   fillRefAttribute(getGeomSelection(theValue));
 913 }
 914
 915 void PartSet_WidgetPoint2D::fillRefAttribute(const ObjectPtr& theObject)
 916 {
 917   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 918   if (aRefAttr.get())
 919     aRefAttr->setObject(theObject);
 920 }
 921
 922 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPointInArgumentFeatures(
 923                   const FeaturePtr& theFeature, const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 924 {
 925   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 926
 927   // may be feature is not updated yet, execute is not performed and references features
 928   // are not created. Case: rectangle macro feature
 929   ModuleBase_Tools::flushUpdated(theFeature);
 930
 931   std::list<AttributePtr> anAttributes = theFeature->data()->attributes(
 932                                           ModelAPI_AttributeRefList::typeId());
 933   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 934   for (; anIt != aLast && !aFeaturePoint.get(); anIt++) {
 935     std::shared_ptr<ModelAPI_AttributeRefList> aCurSelList =
 936                                       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(*anIt);
 937     for (int i = 0, aNb = aCurSelList->size(); i < aNb && !aFeaturePoint.get(); i++) {
 938       ObjectPtr anObject = aCurSelList->object(i);
 939       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
 940       if (aFeature.get())
 941         aFeaturePoint = findFirstEqualPoint(aFeature, thePoint);
 942     }
 943   }
 944   return aFeaturePoint;
 945 }
 946
 947 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPoint(
 948                                               const FeaturePtr& theFeature,
 949                                               const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 950 {
 951   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 952
 953   // find the given point in the feature attributes
 954   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes =
 955                                     theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 956   std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
 957       aLast = anAttiributes.end();
 958   ModelAPI_ValidatorsFactory* aValidators = ModelAPI_Session::get()->validators();
 959
 960   for (; anIt != aLast && !aFPoint; anIt++) {
 961     std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 962                                              std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 963     if (aCurPoint && aCurPoint->isInitialized() &&
 964         aValidators->isCase(theFeature, aCurPoint->id()) &&
 965         (aCurPoint->pnt()->distance(thePoint) < Precision::Confusion())) {
 966       aFPoint = aCurPoint;
 967       break;
 968     }
 969   }
 970   return aFPoint;
 971 }
 972
 973 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPointInSketch(
 974                                     const CompositeFeaturePtr& theSketch,
 975                                     const FeaturePtr& theSkipFeature,
 976                                     const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 977 {
 978   // get all sketch features. If the point with the given coordinates belong to any sketch feature,
 979   // the constraint is created between the feature point and the found sketch point
 980   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 981   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 982       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 983
 984   std::list<ObjectPtr> aFeatures = aRefList->list();
 985   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
 986   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
 987
 988   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 989   for (; anIt != aLast; anIt++) {
 990     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
 991     if (!aFeature.get() || (theSkipFeature.get() && theSkipFeature == aFeature))
 992       continue;
 993     aFPoint = PartSet_WidgetPoint2D::findFirstEqualPoint(aFeature, thePoint);
 994     if (aFPoint.get())
 995       break;
 996   }
 997   return aFPoint;
 998 }
 999
1000 ObjectPtr PartSet_WidgetPoint2D::getGeomSelection(const ModuleBase_ViewerPrsPtr& theValue)
1001 {
1002   ObjectPtr anObject;
1003   GeomShapePtr aShape;
1004   ModuleBase_ISelection* aSelection = myWorkshop->selection();
1005   anObject = aSelection->getResult(theValue);
1006   aShape = aSelection->getShape(theValue);
1007   myExternalObjectMgr->getGeomSelection(theValue, anObject, aShape, myWorkshop, sketch(), true);
1008
1009   return anObject;
1010 }