src/PartSet/PartSet_WidgetPoint2d.cpp

   1 // Copyright (C) 2014-2017  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  18 //
  19
  20 #include "PartSet_WidgetPoint2d.h"
  21 #include <PartSet_Tools.h>
  22 #include <PartSet_Module.h>
  23 #include <PartSet_SketcherReentrantMgr.h>
  24 #include <PartSet_ExternalObjectsMgr.h>
  25
  26 #include <XGUI_Tools.h>
  27 #include <XGUI_Workshop.h>
  28 #include <XGUI_Displayer.h>
  29
  30 #include <ModuleBase_ParamSpinBox.h>
  31 #include <ModuleBase_Tools.h>
  32 #include <ModuleBase_IViewer.h>
  33 #include <ModuleBase_IViewWindow.h>
  34 #include <ModuleBase_ISelection.h>
  35 #include <ModuleBase_ViewerPrs.h>
  36 #include <ModuleBase_WidgetValidator.h>
  37 #include <ModuleBase_WidgetValidated.h>
  38 #include <ModuleBase_LabelValue.h>
  39
  40 #include <Config_Keywords.h>
  41 #include <Config_WidgetAPI.h>
  42
  43 #include <Events_Loop.h>
  44 #include <Events_InfoMessage.h>
  45 #include <ModelAPI_Events.h>
  46 #include <ModelAPI_AttributeBoolean.h>
  47 #include <ModelAPI_AttributeRefAttr.h>
  48 #include <ModelAPI_AttributeRefList.h>
  49 #include <ModelAPI_Validator.h>
  50 #include <ModelAPI_Session.h>
  51
  52 #include <ModelAPI_Feature.h>
  53 #include <ModelAPI_Data.h>
  54 #include <ModelAPI_Object.h>
  55 #include <GeomDataAPI_Point2D.h>
  56 #include <GeomAPI_Pnt2d.h>
  57
  58 #include <GeomAPI_ShapeExplorer.h>
  59 #include <GeomAPI_Vertex.h>
  60
  61 #include <SketchPlugin_Feature.h>
  62 #include <SketchPlugin_ConstraintCoincidence.h>
  63 #include <SketchPlugin_Line.h>
  64 #include <SketchPlugin_Arc.h>
  65 #include <SketchPlugin_Circle.h>
  66 #include <SketchPlugin_Point.h>
  67
  68 #include <QGroupBox>
  69 #include <QGridLayout>
  70 #include <QLabel>
  71 #include <QEvent>
  72 #include <QMouseEvent>
  73 #include <QApplication>
  74
  75 #include <TopoDS.hxx>
  76 #include <TopoDS_Vertex.hxx>
  77 #include <BRep_Tool.hxx>
  78
  79 #include <cfloat>
  80 #include <climits>
  81
  82 const double MaxCoordinate = 1e12;
  83
  84 static QStringList MyFeaturesForCoincedence;
  85
  86 PartSet_WidgetPoint2D::PartSet_WidgetPoint2D(QWidget* theParent,
  87                                              ModuleBase_IWorkshop* theWorkshop,
  88                                              const Config_WidgetAPI* theData)
  89 : ModuleBase_ModelWidget(theParent, theData), myWorkshop(theWorkshop),
  90   myValueIsCashed(false), myIsFeatureVisibleInCash(true),
  91   myXValueInCash(0), myYValueInCash(0)
  92 {
  93   myRefAttribute = theData->getProperty("reference_attribute");
  94   if (MyFeaturesForCoincedence.isEmpty()) {
  95     MyFeaturesForCoincedence << SketchPlugin_Line::ID().c_str()
  96       << SketchPlugin_Arc::ID().c_str()
  97       << SketchPlugin_Point::ID().c_str()
  98       << SketchPlugin_Circle::ID().c_str();
  99   }
 100
 101   // the control should accept the focus, so the boolean flag is corrected to be true
 102   myIsObligatory = true;
 103   QString aPageName = QString::fromStdString(theData->getProperty(CONTAINER_PAGE_NAME));
 104   myGroupBox = new QGroupBox(aPageName, theParent);
 105   myGroupBox->setFlat(false);
 106
 107   bool aAcceptVariables = theData->getBooleanAttribute(DOUBLE_WDG_ACCEPT_EXPRESSIONS, true);
 108
 109   QGridLayout* aGroupLay = new QGridLayout(myGroupBox);
 110   ModuleBase_Tools::adjustMargins(aGroupLay);
 111   aGroupLay->setSpacing(2);
 112   aGroupLay->setColumnStretch(1, 1);
 113   {
 114     QLabel* aLabel = new QLabel(myGroupBox);
 115
 116     myXSpin = new ModuleBase_LabelValue(myGroupBox, tr("X"));
 117     //ModuleBase_ParamSpinBox(myGroupBox);
 118     //myXSpin->setAcceptVariables(aAcceptVariables);
 119     //myXSpin->setMinimum(-DBL_MAX);
 120     //myXSpin->setMaximum(DBL_MAX);
 121     //myXSpin->setToolTip(tr("X"));
 122     aGroupLay->addWidget(myXSpin, 0, 1);
 123
 124     //connect(myXSpin, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
 125     //myXSpin->setValueEnabled(isValueEnabled());
 126   }
 127   {
 128     //QLabel* aLabel = new QLabel(myGroupBox);
 129     //aLabel->setText(tr("Y "));
 130     //aGroupLay->addWidget(aLabel, 1, 0);
 131
 132     myYSpin = new ModuleBase_LabelValue(myGroupBox, tr("Y"));
 133     //ModuleBase_ParamSpinBox(myGroupBox);
 134     //myYSpin = new ModuleBase_ParamSpinBox(myGroupBox);
 135     //myYSpin->setAcceptVariables(aAcceptVariables);
 136     //myYSpin->setMinimum(-DBL_MAX);
 137     //myYSpin->setMaximum(DBL_MAX);
 138     //myYSpin->setToolTip(tr("Y"));
 139     aGroupLay->addWidget(myYSpin, 1, 1);
 140
 141     //connect(myYSpin, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
 142     //myYSpin->setValueEnabled(isValueEnabled());
 143   }
 144   QVBoxLayout* aLayout = new QVBoxLayout(this);
 145   ModuleBase_Tools::zeroMargins(aLayout);
 146   aLayout->addWidget(myGroupBox);
 147   setLayout(aLayout);
 148
 149   myWidgetValidator = new ModuleBase_WidgetValidator(this, myWorkshop);
 150   myExternalObjectMgr = new PartSet_ExternalObjectsMgr(theData->getProperty("use_external"),
 151                                          theData->getProperty("can_create_external"), true);
 152 }
 153
 154 bool PartSet_WidgetPoint2D::isValidSelectionCustom(const ModuleBase_ViewerPrsPtr& theValue)
 155 {
 156   bool aValid = true;
 157
 158   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 159   if (aModule->sketchReentranceMgr()->isInternalEditActive())
 160     return true; /// when internal edit is started a new feature is created. I has not results, AIS
 161
 162   /// the selection is not possible if the current feature has no presentation for the current
 163   /// attribute not in AIS not in results. If so, no object in current feature where make
 164   /// coincidence, so selection is not necessary
 165   GeomShapePtr anAISShape;
 166   GeomPresentablePtr aPrs = std::dynamic_pointer_cast<GeomAPI_IPresentable>(myFeature);
 167   if (aPrs.get()) {
 168     AISObjectPtr anAIS;
 169     anAIS = aPrs->getAISObject(anAIS);
 170     if (anAIS.get()) {
 171       anAISShape = anAIS->getShape();
 172     }
 173   }
 174   const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = myFeature->results();
 175   if (!anAISShape.get() && aResults.empty())
 176     return true;
 177
 178   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 179   if (aRefAttr.get())
 180     return isValidSelectionForAttribute_(theValue, myFeature->attribute(attributeID()));
 181   else {
 182     bool aFoundPoint = false;
 183     /// Avoid coincidence build to passed point. Coincidence is build later only if there are no
 184     /// reference attribute.
 185     /// The condition is that the selected feature has shape that has after explore a point
 186     /// equal to clicked one.
 187     std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 188     AttributePoint2DPtr aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 189         aData->attribute(attributeID()));
 190     std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointAttr->pnt();
 191     if (anAISShape.get())
 192       aFoundPoint = shapeExploreHasVertex(anAISShape, aPoint, mySketch);
 193
 194     /// analysis of results
 195     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.cbegin();
 196     for (; aRIter != aResults.cend() && !aFoundPoint; aRIter++) {
 197       ResultPtr aResult = *aRIter;
 198       if (aResult.get() && aResult->shape().get()) {
 199         GeomShapePtr aShape = aResult->shape();
 200         aFoundPoint = shapeExploreHasVertex(aShape, aPoint, mySketch);
 201       }
 202     }
 203     return aFoundPoint;
 204   }
 205   return true;
 206 }
 207
 208 //********************************************************************
 209 bool PartSet_WidgetPoint2D::isValidSelectionForAttribute_(
 210                                             const ModuleBase_ViewerPrsPtr& theValue,
 211                                             const AttributePtr& theAttribute)
 212 {
 213   bool aValid = false;
 214
 215   // stores the current values of the widget attribute
 216   bool isFlushesActived, isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked;
 217
 218   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 219   ModuleBase_WidgetValidated::blockFeatureAttribute(aRefAttr, myFeature, true,
 220       isFlushesActived, isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked);
 221   myWidgetValidator->storeAttributeValue(aRefAttr);
 222
 223   // saves the owner value to the widget attribute
 224   aValid = setSelectionCustom(theValue);
 225   if (aValid)
 226     // checks the attribute validity
 227     aValid = myWidgetValidator->isValidAttribute(theAttribute);
 228
 229   // restores the current values of the widget attribute
 230   myWidgetValidator->restoreAttributeValue(aRefAttr, aValid);
 231   myExternalObjectMgr->removeExternal(sketch(), myFeature, myWorkshop, true);
 232
 233   ModuleBase_WidgetValidated::blockFeatureAttribute(aRefAttr, myFeature, false, isFlushesActived,
 234                                 isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked);
 235   return aValid;
 236 }
 237
 238 bool PartSet_WidgetPoint2D::setSelectionCustom(const ModuleBase_ViewerPrsPtr& theValue)
 239 {
 240   bool isDone = false;
 241   GeomShapePtr aShape = theValue->shape();
 242   if (aShape.get() && !aShape->isNull()) {
 243     Handle(V3d_View) aView = myWorkshop->viewer()->activeView();
 244     double aX, aY;
 245     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 246     if (getPoint2d(aView, aTDShape, aX, aY)) {
 247       fillRefAttribute(aX, aY, theValue);
 248       isDone = true;
 249     }
 250     else if (aTDShape.ShapeType() == TopAbs_EDGE) {
 251       fillRefAttribute(theValue);
 252       isDone = true;
 253     }
 254   }
 255   return isDone;
 256 }
 257
 258 bool PartSet_WidgetPoint2D::resetCustom()
 259 {
 260   bool aDone = false;
 261   if (!isUseReset() || isComputedDefault()
 262       /*|| myXSpin->hasVariable() || myYSpin->hasVariable()*/) {
 263     aDone = false;
 264   }
 265   else {
 266     if (myValueIsCashed) {
 267       // if the restored value should be hidden, aDone = true to set
 268       // reset state for the widget in the parent
 269       aDone = restoreCurentValue();
 270       emit objectUpdated();
 271     }
 272     else {
 273       bool isOk;
 274       double aDefValue = QString::fromStdString(getDefaultValue()).toDouble(&isOk);
 275       // it is important to block the spin box control in order to do not through out the
 276       // locking of the validating state.
 277       myXSpin->setValue(isOk ? aDefValue : 0.0);
 278       myYSpin->setValue(isOk ? aDefValue : 0.0);
 279
 280       //ModuleBase_Tools::setSpinValue(myXSpin, isOk ? aDefValue : 0.0);
 281       //ModuleBase_Tools::setSpinValue(myYSpin, isOk ? aDefValue : 0.0);
 282       storeValueCustom();
 283       aDone = true;
 284     }
 285   }
 286   return aDone;
 287 }
 288
 289 PartSet_WidgetPoint2D::~PartSet_WidgetPoint2D()
 290 {
 291   delete myExternalObjectMgr;
 292 }
 293
 294 bool PartSet_WidgetPoint2D::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
 295                                          const bool theToValidate)
 296 {
 297   bool isDone = false;
 298   if (theValues.empty())
 299     return isDone;
 300
 301   ModuleBase_ViewerPrsPtr aValue = theValues.takeFirst();
 302
 303   if (!theToValidate || myWidgetValidator->isValidSelection(aValue)) {
 304     GeomShapePtr aShape = aValue->shape();
 305     if (aShape.get() && !aShape->isNull()) {
 306       Handle(V3d_View) aView = myWorkshop->viewer()->activeView();
 307       double aX, aY;
 308       const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 309       if (getPoint2d(aView, aTDShape, aX, aY)) {
 310         isDone = setPoint(aX, aY);
 311         setConstraintToPoint(aX, aY, aValue);
 312       }
 313     }
 314   }
 315   return isDone;
 316 }
 317
 318 void PartSet_WidgetPoint2D::selectContent()
 319 {
 320  // myXSpin->selectAll();
 321 }
 322
 323 bool PartSet_WidgetPoint2D::setPoint(double theX, double theY)
 324 {
 325   if (fabs(theX) >= MaxCoordinate)
 326     return false;
 327   if (fabs(theY) >= MaxCoordinate)
 328     return false;
 329
 330   myXSpin->setValue(theX);
 331   myYSpin->setValue(theY);
 332
 333   //ModuleBase_Tools::setSpinValue(myXSpin, theX);
 334   //ModuleBase_Tools::setSpinValue(myYSpin, theY);
 335
 336   storeValue();
 337   return true;
 338 }
 339
 340 bool PartSet_WidgetPoint2D::storeValueCustom()
 341 {
 342   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 343   if (!aData) // can be on abort of sketcher element
 344     return false;
 345   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 346       aData->attribute(attributeID()));
 347
 348   PartSet_WidgetPoint2D* that = (PartSet_WidgetPoint2D*) this;
 349   bool isBlocked = that->blockSignals(true);
 350   bool isImmutable = aPoint->setImmutable(true);
 351
 352   // if text is not empty then setValue will be ignored
 353   // so we should set the text at first
 354   //aPoint->setText(myXSpin->hasVariable() ? myXSpin->text().toStdString() : "",
 355   //                myYSpin->hasVariable() ? myYSpin->text().toStdString() : "");
 356   //aPoint->setValue(!myXSpin->hasVariable() ? myXSpin->value() : aPoint->x(),
 357   //                 !myYSpin->hasVariable() ? myYSpin->value() : aPoint->y());
 358   aPoint->setValue(myXSpin->value(), myYSpin->value());
 359
 360   // after movement the solver will call the update event: optimization
 361   moveObject(myFeature);
 362   aPoint->setImmutable(isImmutable);
 363   that->blockSignals(isBlocked);
 364
 365   return true;
 366 }
 367
 368 bool PartSet_WidgetPoint2D::restoreValueCustom()
 369 {
 370   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 371   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 372       aData->attribute(attributeID()));
 373   double aValueX = aPoint->isInitialized() ? aPoint->x() : 0.;
 374   double aValueY = aPoint->isInitialized() ? aPoint->y() : 0.;
 375   myXSpin->setValue(aValueX);
 376   myYSpin->setValue(aValueY);
 377
 378   return true;
 379 }
 380
 381 void PartSet_WidgetPoint2D::storeCurentValue()
 382 {
 383   // do not use cash if a variable is used
 384   //if (myXSpin->hasVariable() || myYSpin->hasVariable())
 385   //  return;
 386
 387   myValueIsCashed = true;
 388   myIsFeatureVisibleInCash = XGUI_Displayer::isVisible(
 389                        XGUI_Tools::workshop(myWorkshop)->displayer(), myFeature);
 390   myXValueInCash = myXSpin->value();
 391   myYValueInCash = myYSpin->value();
 392 }
 393
 394 bool PartSet_WidgetPoint2D::restoreCurentValue()
 395 {
 396   bool aRestoredAndHidden = true;
 397
 398   bool isVisible = myIsFeatureVisibleInCash;
 399   // fill the control widgets by the cashed value
 400
 401   myValueIsCashed = false;
 402   myIsFeatureVisibleInCash = true;
 403   myXSpin->setValue(myXValueInCash);
 404   myYSpin->setValue(myYValueInCash);
 405   //ModuleBase_Tools::setSpinValue(myXSpin, myXValueInCash);
 406   //ModuleBase_Tools::setSpinValue(myYSpin, myYValueInCash);
 407
 408   // store value to the model
 409   storeValueCustom();
 410   if (isVisible) {
 411     setValueState(Stored);
 412     aRestoredAndHidden = false;
 413   }
 414   else
 415     aRestoredAndHidden = true;
 416
 417   return aRestoredAndHidden;
 418 }
 419
 420 QList<QWidget*> PartSet_WidgetPoint2D::getControls() const
 421 {
 422   QList<QWidget*> aControls;
 423   aControls.append(myXSpin);
 424   aControls.append(myYSpin);
 425   return aControls;
 426 }
 427
 428
 429 void PartSet_WidgetPoint2D::activateCustom()
 430 {
 431   QIntList aModes;
 432   aModes << TopAbs_VERTEX;
 433   aModes << TopAbs_EDGE;
 434   myWorkshop->activateSubShapesSelection(aModes);
 435
 436   if (!isEditingMode()) {
 437     FeaturePtr aFeature = feature();
 438     if (aFeature.get() && aFeature->getKind() == SketchPlugin_Point::ID())
 439       storeValue();
 440   }
 441 }
 442
 443 void PartSet_WidgetPoint2D::setHighlighted(bool isHighlighted)
 444 {
 445 }
 446
 447 void PartSet_WidgetPoint2D::deactivate()
 448 {
 449   // the value of the control should be stored to model if it was not
 450   // initialized yet. It is important when we leave this control by Tab key.
 451   // It should not be performed by the widget activation as the preview
 452   // is visualized with default value. Line point is moved to origin.
 453   AttributePtr anAttribute = myFeature->data()->attribute(attributeID());
 454   if (anAttribute && !anAttribute->isInitialized())
 455     storeValue();
 456
 457   ModuleBase_ModelWidget::deactivate();
 458   myWorkshop->deactivateSubShapesSelection();
 459 }
 460
 461 bool PartSet_WidgetPoint2D::getPoint2d(const Handle(V3d_View)& theView,
 462                                        const TopoDS_Shape& theShape,
 463                                        double& theX, double& theY) const
 464 {
 465   if (!theShape.IsNull()) {
 466     if (theShape.ShapeType() == TopAbs_VERTEX) {
 467       const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
 468       if (!aVertex.IsNull()) {
 469         // A case when point is taken from existing vertex
 470         gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 471         PartSet_Tools::convertTo2D(aPoint, mySketch, theView, theX, theY);
 472         return true;
 473       }
 474     }
 475   }
 476   return false;
 477 }
 478
 479 bool PartSet_WidgetPoint2D::setConstraintToPoint(double theClickedX, double theClickedY,
 480                                   const std::shared_ptr<ModuleBase_ViewerPrs>& theValue)
 481 {
 482   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 483   if (aRefAttr.get())
 484     fillRefAttribute(theClickedX, theClickedY, theValue);
 485   else {
 486     FeaturePtr aFeature = feature();
 487     std::string anAttribute = attributeID();
 488
 489     if (!aFeature.get())
 490       return false;
 491
 492     std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 493                                      new GeomAPI_Pnt2d(theClickedX, theClickedY));
 494     AttributePoint2DPtr aClickedFeaturePoint = findFirstEqualPointInSketch(mySketch,
 495                                                            aFeature, aClickedPoint);
 496     if (!aClickedFeaturePoint.get())
 497       return false;
 498
 499   //  aRefAttr->setAttr(aClickedFeaturePoint);
 500   //else {
 501     // find a feature point by the selection mode
 502     AttributePoint2DPtr aFeaturePoint;
 503     if (aFeature->isMacro()) {
 504       // the macro feature will be removed after the operation is stopped, so we need to build
 505       // coicidence to possible sub-features
 506       aFeaturePoint = findFirstEqualPointInArgumentFeatures(aFeature, aClickedPoint);
 507     }
 508     else {
 509       aFeaturePoint = std::dynamic_pointer_cast<
 510                                      GeomDataAPI_Point2D>(aFeature->data()->attribute(anAttribute));
 511     }
 512     if (!aFeaturePoint.get())
 513       return false;
 514
 515     PartSet_Tools::createConstraint(mySketch, aClickedFeaturePoint, aFeaturePoint);
 516   }
 517   return true;
 518 }
 519
 520 bool PartSet_WidgetPoint2D::setConstraintToObject(const ObjectPtr& theObject)
 521 {
 522   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 523   if (aRefAttr.get()) {
 524     fillRefAttribute(theObject);
 525   }
 526   else {
 527     AttributePoint2DPtr aFeaturePoint;
 528
 529     if (feature()->isMacro()) {
 530       AttributePtr aThisAttr = feature()->data()->attribute(attributeID());
 531       AttributePoint2DPtr anAttrPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aThisAttr);
 532       if (anAttrPoint.get()) {
 533         // the macro feature will be removed after the operation is stopped, so we need to build
 534         // coicidence to possible sub-features
 535         aFeaturePoint = findFirstEqualPointInArgumentFeatures(feature(),
 536                                                                    anAttrPoint->pnt());
 537       }
 538     }
 539     else {
 540       AttributePtr aThisAttr = feature()->data()->attribute(attributeID());
 541       aFeaturePoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aThisAttr);
 542     }
 543     if (!aFeaturePoint.get())
 544       return false;
 545
 546     // Create point-edge coincedence
 547     FeaturePtr aFeature = mySketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 548     std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 549
 550     std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
 551         ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
 552
 553     aRef1->setAttr(aFeaturePoint);
 554
 555     std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
 556         ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
 557     aRef2->setObject(theObject);
 558
 559     // we need to flush created signal in order to coincidence is processed by solver
 560     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 561   }
 562   return true;
 563 }
 564
 565 void PartSet_WidgetPoint2D::mouseReleased(ModuleBase_IViewWindow* theWindow, QMouseEvent* theEvent)
 566 {
 567   // the contex menu release by the right button should not be processed by this widget
 568   if (theEvent->button() != Qt::LeftButton)
 569     return;
 570
 571   ModuleBase_ISelection* aSelection = myWorkshop->selection();
 572   Handle(V3d_View) aView = theWindow->v3dView();
 573
 574   QList<ModuleBase_ViewerPrsPtr> aList = aSelection->getSelected(ModuleBase_ISelection::Viewer);
 575   ModuleBase_ViewerPrsPtr aFirstValue =
 576     aList.size() > 0 ? aList.first() : ModuleBase_ViewerPrsPtr();
 577   if (!aFirstValue.get() && myPreSelected.get()) {
 578     aFirstValue = myPreSelected;
 579   }
 580   // if we have selection and use it
 581   if (aFirstValue.get() && isValidSelectionCustom(aFirstValue) &&
 582       aFirstValue->shape().get()) { /// Trihedron Axis may be selected, but shape is empty
 583     GeomShapePtr aGeomShape = aFirstValue->shape();
 584     TopoDS_Shape aShape = aGeomShape->impl<TopoDS_Shape>();
 585     ObjectPtr aObject = aFirstValue->object();
 586
 587     FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aObject);
 588     bool anExternal = false;
 589     std::shared_ptr<SketchPlugin_Feature> aSPFeature;
 590     if (aSelectedFeature.get() != NULL)
 591       aSPFeature = std::dynamic_pointer_cast<SketchPlugin_Feature>(aSelectedFeature);
 592
 593     ResultPtr aFixedObject;
 594     bool aSketchExternalFeature = aSPFeature.get() && aSPFeature->isExternal();
 595     if ((!aSPFeature && !aShape.IsNull()) || aSketchExternalFeature) {
 596       aFixedObject = PartSet_Tools::findFixedObjectByExternal(aShape, aObject, mySketch);
 597       if (aSketchExternalFeature && !aFixedObject.get()) {/// local selection on external feature
 598         anExternal = false;
 599       }
 600       else {
 601         anExternal = true;
 602         if (!aFixedObject.get())
 603           aFixedObject = PartSet_Tools::createFixedObjectByExternal(aShape, aObject, mySketch);
 604       }
 605     }
 606     if (anExternal) {
 607       double aX, aY;
 608       if (getPoint2d(aView, aShape, aX, aY) && isFeatureContainsPoint(myFeature, aX, aY)) {
 609         // do not create a constraint to the point, which already used by the feature
 610         // if the feature contains the point, focus is not switched
 611         setPoint(aX, aY);
 612       }
 613       else {
 614         if (getPoint2d(aView, aShape, aX, aY))
 615           setPoint(aX, aY);
 616         else {
 617           if (aShape.ShapeType() == TopAbs_EDGE) {
 618             // point is taken from mouse event and set in attribute. It should be done before set
 619             // coinident constraint to the external line. If a point is created, it should be in
 620             // the mouse clicked point
 621             gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(),
 622                                                                theWindow->v3dView());
 623             PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, aY);
 624             setPoint(aX, aY);
 625           }
 626           setValueState(Stored); // in case of edge selection, Apply state should also be updated
 627         }
 628         bool anOrphanPoint = aShape.ShapeType() == TopAbs_VERTEX ||
 629                               isOrphanPoint(aSelectedFeature, mySketch, aX, aY);
 630         if (anExternal) {
 631           // we should not stop reentrant operation on external objects because
 632           anOrphanPoint = true;
 633           // they are not participate in the contour creation excepting external vertices
 634           if (aShape.ShapeType() == TopAbs_VERTEX) {
 635             FeaturePtr aFixedFeature = ModelAPI_Feature::feature(aFixedObject);
 636             if (aFixedFeature.get() && aFixedFeature->getKind() == SketchPlugin_Point::ID()) {
 637               anOrphanPoint = isOrphanPoint(aFixedFeature, mySketch, aX, aY);
 638             }
 639           }
 640         }
 641         if (aFixedObject.get())
 642           setConstraintToObject(aFixedObject);
 643         // fignal updated should be flushed in order to visualize possible created
 644         // external objects e.g. selection of trihedron axis when input end arc point
 645         updateObject(feature());
 646
 647         if (!anOrphanPoint)
 648           emit vertexSelected(); // it stops the reentrant operation
 649
 650         emit focusOutWidget(this);
 651       }
 652     }
 653     if (!anExternal) {
 654       double aX, aY;
 655       bool isProcessed = false;
 656       if (getPoint2d(aView, aShape, aX, aY) && isFeatureContainsPoint(myFeature, aX, aY)) {
 657         // when the point is selected, the coordinates of the point should be set into the attribute
 658         // if the feature contains the point, focus is not switched
 659         setPoint(aX, aY);
 660       }
 661       else {
 662         bool anOrphanPoint = isOrphanPoint(aSelectedFeature, mySketch, aX, aY);
 663         // do not set a coincidence constraint in the attribute if the feature contains a point
 664         // with the same coordinates. It is important for line creation in order to do not set
 665         // the same constraints for the same points, oterwise the result line has zero length.
 666         bool isAuxiliaryFeature = false;
 667         if (getPoint2d(aView, aShape, aX, aY)) {
 668           setPoint(aX, aY);
 669           setConstraintToPoint(aX, aY, aFirstValue);
 670         }
 671         else if (aShape.ShapeType() == TopAbs_EDGE) {
 672           // point is taken from mouse event and set in attribute. It should be done before setting
 673           // coinident constraint to the external line. If a point is created, it should be in
 674           // the mouse clicked point
 675           gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 676           PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, aY);
 677           setPoint(aX, aY);
 678           setConstraintToObject(aObject);
 679           setValueState(Stored); // in case of edge selection, Apply state should also be updated
 680           isAuxiliaryFeature = PartSet_Tools::isAuxiliarySketchEntity(aObject);
 681         }
 682         // it is important to perform updateObject() in order to the current value is
 683         // processed by Sketch Solver. Test case: line is created from a previous point
 684         // to some distance, but in the area of the highlighting of the point. Constraint
 685         // coincidence is created, after the solver is performed, the distance between the
 686         // points of the line becomes less than the tolerance. Validator of the line returns
 687         // false, the line will be aborted, but sketch stays valid.
 688         updateObject(feature());
 689         if (!anOrphanPoint && !anExternal && !isAuxiliaryFeature)
 690           emit vertexSelected();
 691         emit focusOutWidget(this);
 692       }
 693     }
 694   }
 695   // End of Bug dependent fragment
 696   else {
 697     // A case when point is taken from mouse event
 698     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 699     double aX, anY;
 700     PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, anY);
 701
 702     // if the feature contains the point, focus is not switched
 703     if (!setPoint(aX, anY) || isFeatureContainsPoint(myFeature, aX, anY))
 704       return;
 705
 706     emit focusOutWidget(this);
 707   }
 708 }
 709
 710 void PartSet_WidgetPoint2D::setPreSelection(
 711                                const std::shared_ptr<ModuleBase_ViewerPrs>& thePreSelected,
 712                                ModuleBase_IViewWindow* theWnd,
 713                                QMouseEvent* theEvent)
 714 {
 715   myPreSelected = thePreSelected;
 716   mouseReleased(theWnd, theEvent);
 717   myPreSelected = ModuleBase_ViewerPrsPtr();
 718 }
 719
 720 void PartSet_WidgetPoint2D::getGeomSelection_(const std::shared_ptr<ModuleBase_ViewerPrs>& theValue,
 721                                               ObjectPtr& theObject,
 722                                               GeomShapePtr& theShape)
 723 {
 724   myExternalObjectMgr->getGeomSelection(theValue, theObject, theShape, myWorkshop, sketch(), true);
 725 }
 726
 727 void PartSet_WidgetPoint2D::mouseMoved(ModuleBase_IViewWindow* theWindow, QMouseEvent* theEvent)
 728 {
 729   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 730
 731   if (isEditingMode() || aModule->sketchReentranceMgr()->isInternalEditActive())
 732     return;
 733
 734   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 735
 736   double aX, anY;
 737   PartSet_Tools::convertTo2D(aPoint, mySketch, theWindow->v3dView(), aX, anY);
 738   if (myState != ModifiedInViewer)
 739     storeCurentValue();
 740   // we need to block the value state change
 741   bool isBlocked = blockValueState(true);
 742   setPoint(aX, anY);
 743   blockValueState(isBlocked);
 744   setValueState(ModifiedInViewer);
 745 }
 746
 747 double PartSet_WidgetPoint2D::x() const
 748 {
 749   return myXSpin->value();
 750 }
 751
 752 double PartSet_WidgetPoint2D::y() const
 753 {
 754   return myYSpin->value();
 755 }
 756
 757
 758 bool PartSet_WidgetPoint2D::isFeatureContainsPoint(const FeaturePtr& theFeature,
 759                                                    double theX, double theY)
 760 {
 761   bool aPointIsFound = false;
 762
 763   if (feature()->getKind() != SketchPlugin_Line::ID())
 764     return aPointIsFound;
 765
 766   AttributePtr aWidgetAttribute = myFeature->attribute(attributeID());
 767
 768   std::shared_ptr<GeomAPI_Pnt2d> aPnt2d =
 769                                     std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(theX, theY));
 770   std::list<AttributePtr> anAttributes =
 771                                 myFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 772   std::list<AttributePtr>::iterator anIter = anAttributes.begin();
 773   for(; anIter != anAttributes.end() && !aPointIsFound; anIter++) {
 774     AttributePoint2DPtr aPoint2DAttribute =
 775       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIter);
 776     if (aPoint2DAttribute == aWidgetAttribute)
 777       continue;
 778     if (aPoint2DAttribute.get() && aPoint2DAttribute->isInitialized()) {
 779       aPointIsFound = aPoint2DAttribute->pnt()->isEqual(aPnt2d);
 780     }
 781   }
 782   return aPointIsFound;
 783 }
 784
 785 void PartSet_WidgetPoint2D::initializeValueByActivate()
 786 {
 787 }
 788
 789 /*void PartSet_WidgetPoint2D::onValuesChanged()
 790 {
 791   emit valuesChanged();
 792 }*/
 793
 794 bool PartSet_WidgetPoint2D::processEnter()
 795 {
 796   return false;
 797   /*bool isModified = getValueState() == ModifiedInPP;
 798   if (isModified) {
 799     bool isXModified = myXSpin->hasFocus();
 800     emit valuesChanged();
 801     if (isXModified)
 802       myXSpin->selectAll();
 803     else
 804       myYSpin->selectAll();
 805   }
 806   return isModified;*/
 807 }
 808
 809 bool PartSet_WidgetPoint2D::useSelectedShapes() const
 810 {
 811   return true;
 812 }
 813
 814 bool PartSet_WidgetPoint2D::isOrphanPoint(const FeaturePtr& theFeature,
 815                                           const CompositeFeaturePtr& theSketch,
 816                                           double theX, double theY)
 817 {
 818   bool anOrphanPoint = false;
 819   if (theFeature.get()) {
 820     AttributePoint2DPtr aPointAttr;
 821     std::string aFeatureKind = theFeature->getKind();
 822     if (aFeatureKind == SketchPlugin_Point::ID())
 823       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 824                                        theFeature->attribute(SketchPlugin_Point::COORD_ID()));
 825     else if (aFeatureKind == SketchPlugin_Circle::ID())
 826       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 827                                        theFeature->attribute(SketchPlugin_Circle::CENTER_ID()));
 828
 829     else if (aFeatureKind == SketchPlugin_Arc::ID())
 830       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 831                                        theFeature->attribute(SketchPlugin_Arc::CENTER_ID()));
 832
 833     /// check that the geometry point with the given coordinates is the checked point
 834     /// e.g. in arc the (x,y) point can not coicide to the center point and it automatically
 835     /// means that this point is not an orphant one.
 836     if (aPointAttr.get()) {
 837       std::shared_ptr<GeomAPI_Pnt2d> aCheckedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 838                                                     new GeomAPI_Pnt2d(theX, theY));
 839       if (!aCheckedPoint->isEqual(aPointAttr->pnt()))
 840         return anOrphanPoint;
 841     }
 842
 843     if (aPointAttr.get()) {
 844       std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointAttr->pnt();
 845       // we need to find coincidence features in results also, because external object(point)
 846       // uses refs to me in another feature.
 847       FeaturePtr aCoincidence = PartSet_Tools::findFirstCoincidence(theFeature, aPoint);
 848       anOrphanPoint = true;
 849       // if there is at least one concident line to the point, the point is not an orphant
 850       if (aCoincidence.get()) {
 851         QList<FeaturePtr> aCoinsideLines;
 852         QList<FeaturePtr> aCoins;
 853         QList<bool> anIsAttributes;
 854         PartSet_Tools::findCoincidences(aCoincidence, aCoinsideLines, aCoins,
 855                                         SketchPlugin_ConstraintCoincidence::ENTITY_A(),
 856                                         anIsAttributes);
 857         PartSet_Tools::findCoincidences(aCoincidence, aCoinsideLines, aCoins,
 858                                         SketchPlugin_ConstraintCoincidence::ENTITY_B(),
 859                                         anIsAttributes);
 860         QList<FeaturePtr>::const_iterator anIt = aCoinsideLines.begin(),
 861                                           aLast = aCoinsideLines.end();
 862         for (; anIt != aLast && anOrphanPoint; anIt++) {
 863           anOrphanPoint = (*anIt)->getKind() != SketchPlugin_Line::ID();
 864         }
 865       }
 866     }
 867   }
 868   return anOrphanPoint;
 869 }
 870
 871 bool PartSet_WidgetPoint2D::shapeExploreHasVertex(const GeomShapePtr& theShape,
 872                                                   const std::shared_ptr<GeomAPI_Pnt2d>& thePoint,
 873                                                   const CompositeFeaturePtr& theSketch)
 874 {
 875   std::shared_ptr<GeomAPI_Pnt> aPoint = PartSet_Tools::point3D(thePoint, theSketch);
 876
 877   bool aContainPoint = false;
 878   GeomAPI_ShapeExplorer anExp(theShape, GeomAPI_Shape::VERTEX);
 879   for(; anExp.more() && !aContainPoint; anExp.next()) {
 880     std::shared_ptr<GeomAPI_Shape> aVertexInCompSolid = anExp.current();
 881     std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(aVertexInCompSolid));
 882     if (aVertex.get())
 883       aContainPoint = aPoint->isEqual(aVertex->point());
 884   }
 885   return aContainPoint;
 886 }
 887
 888 AttributeRefAttrPtr PartSet_WidgetPoint2D::attributeRefAttr() const
 889 {
 890   AttributeRefAttrPtr anAttribute;
 891   if (myRefAttribute.empty())
 892     return anAttribute;
 893
 894   AttributePtr anAttributeRef = feature()->attribute(myRefAttribute);
 895   if (!anAttributeRef.get())
 896     return anAttribute;
 897
 898   return std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttributeRef);
 899 }
 900
 901 void PartSet_WidgetPoint2D::fillRefAttribute(double theClickedX, double theClickedY,
 902                               const std::shared_ptr<ModuleBase_ViewerPrs>& theValue)
 903 {
 904   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 905   if (!aRefAttr.get())
 906     return;
 907
 908   FeaturePtr aFeature = feature();
 909   std::string anAttribute = attributeID();
 910
 911   if (aFeature.get()) {
 912     std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 913                                       new GeomAPI_Pnt2d(theClickedX, theClickedY));
 914     AttributePoint2DPtr aClickedFeaturePoint = findFirstEqualPointInSketch(mySketch,
 915                                                             aFeature, aClickedPoint);
 916     if (aClickedFeaturePoint.get())
 917       aRefAttr->setAttr(aClickedFeaturePoint);
 918     else {
 919       ObjectPtr anObject = getGeomSelection(theValue);
 920       if (anObject.get())
 921         aRefAttr->setObject(anObject);
 922     }
 923   }
 924 }
 925
 926 void PartSet_WidgetPoint2D::fillRefAttribute(const ModuleBase_ViewerPrsPtr& theValue)
 927 {
 928   fillRefAttribute(getGeomSelection(theValue));
 929 }
 930
 931 void PartSet_WidgetPoint2D::fillRefAttribute(const ObjectPtr& theObject)
 932 {
 933   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 934   if (aRefAttr.get())
 935     aRefAttr->setObject(theObject);
 936 }
 937
 938 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPointInArgumentFeatures(
 939                   const FeaturePtr& theFeature, const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 940 {
 941   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 942
 943   // may be feature is not updated yet, execute is not performed and references features
 944   // are not created. Case: rectangle macro feature
 945   ModuleBase_Tools::flushUpdated(theFeature);
 946
 947   std::list<AttributePtr> anAttributes = theFeature->data()->attributes(
 948                                           ModelAPI_AttributeRefList::typeId());
 949   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 950   for (; anIt != aLast && !aFeaturePoint.get(); anIt++) {
 951     std::shared_ptr<ModelAPI_AttributeRefList> aCurSelList =
 952                                       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(*anIt);
 953     for (int i = 0, aNb = aCurSelList->size(); i < aNb && !aFeaturePoint.get(); i++) {
 954       ObjectPtr anObject = aCurSelList->object(i);
 955       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
 956       if (aFeature.get())
 957         aFeaturePoint = findFirstEqualPoint(aFeature, thePoint);
 958     }
 959   }
 960   return aFeaturePoint;
 961 }
 962
 963 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPoint(
 964                                               const FeaturePtr& theFeature,
 965                                               const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 966 {
 967   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 968
 969   // find the given point in the feature attributes
 970   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes =
 971                                     theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 972   std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
 973       aLast = anAttiributes.end();
 974   ModelAPI_ValidatorsFactory* aValidators = ModelAPI_Session::get()->validators();
 975
 976   for (; anIt != aLast && !aFPoint; anIt++) {
 977     std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 978                                              std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 979     if (aCurPoint && aCurPoint->isInitialized() &&
 980         aValidators->isCase(theFeature, aCurPoint->id()) &&
 981         (aCurPoint->pnt()->distance(thePoint) < Precision::Confusion())) {
 982       aFPoint = aCurPoint;
 983       break;
 984     }
 985   }
 986   return aFPoint;
 987 }
 988
 989 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPointInSketch(
 990                                     const CompositeFeaturePtr& theSketch,
 991                                     const FeaturePtr& theSkipFeature,
 992                                     const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 993 {
 994   // get all sketch features. If the point with the given coordinates belong to any sketch feature,
 995   // the constraint is created between the feature point and the found sketch point
 996   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 997   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 998       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
 999
1000   std::list<ObjectPtr> aFeatures = aRefList->list();
1001   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
1002   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
1003
1004   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
1005   for (; anIt != aLast; anIt++) {
1006     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
1007     if (!aFeature.get() || (theSkipFeature.get() && theSkipFeature == aFeature))
1008       continue;
1009     aFPoint = PartSet_WidgetPoint2D::findFirstEqualPoint(aFeature, thePoint);
1010     if (aFPoint.get())
1011       break;
1012   }
1013   return aFPoint;
1014 }
1015
1016 ObjectPtr PartSet_WidgetPoint2D::getGeomSelection(const ModuleBase_ViewerPrsPtr& theValue)
1017 {
1018   ObjectPtr anObject;
1019   GeomShapePtr aShape;
1020   ModuleBase_ISelection* aSelection = myWorkshop->selection();
1021   anObject = aSelection->getResult(theValue);
1022   aShape = aSelection->getShape(theValue);
1023   myExternalObjectMgr->getGeomSelection(theValue, anObject, aShape, myWorkshop, sketch(), true);
1024
1025   return anObject;
1026 }