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
  18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
  19 //
  20
  21 #include "PartSet_WidgetPoint2d.h"
  22 #include <PartSet_Tools.h>
  23 #include <PartSet_Module.h>
  24 #include <PartSet_SketcherReentrantMgr.h>
  25 #include <PartSet_ExternalObjectsMgr.h>
  26
  27 #include <XGUI_Tools.h>
  28 #include <XGUI_Workshop.h>
  29 #include <XGUI_Displayer.h>
  30
  31 #include <ModuleBase_ParamSpinBox.h>
  32 #include <ModuleBase_Tools.h>
  33 #include <ModuleBase_IViewer.h>
  34 #include <ModuleBase_IViewWindow.h>
  35 #include <ModuleBase_ISelection.h>
  36 #include <ModuleBase_ViewerPrs.h>
  37 #include <ModuleBase_WidgetValidator.h>
  38 #include <ModuleBase_WidgetValidated.h>
  39 #include <ModuleBase_LabelValue.h>
  40
  41 #include <Config_Keywords.h>
  42 #include <Config_WidgetAPI.h>
  43
  44 #include <Events_Loop.h>
  45 #include <Events_InfoMessage.h>
  46 #include <ModelAPI_Events.h>
  47 #include <ModelAPI_AttributeBoolean.h>
  48 #include <ModelAPI_AttributeRefAttr.h>
  49 #include <ModelAPI_AttributeRefList.h>
  50 #include <ModelAPI_Validator.h>
  51 #include <ModelAPI_Session.h>
  52
  53 #include <ModelAPI_Feature.h>
  54 #include <ModelAPI_Data.h>
  55 #include <ModelAPI_Object.h>
  56 #include <GeomDataAPI_Point2D.h>
  57 #include <GeomAPI_Pnt2d.h>
  58
  59 #include <GeomAPI_ShapeExplorer.h>
  60 #include <GeomAPI_Vertex.h>
  61
  62 #include <SketchPlugin_Feature.h>
  63 #include <SketchPlugin_ConstraintCoincidence.h>
  64 #include <SketchPlugin_Line.h>
  65 #include <SketchPlugin_Arc.h>
  66 #include <SketchPlugin_Circle.h>
  67 #include <SketchPlugin_Point.h>
  68
  69 #include <QGroupBox>
  70 #include <QGridLayout>
  71 #include <QLabel>
  72 #include <QEvent>
  73 #include <QMouseEvent>
  74 #include <QApplication>
  75
  76 #include <TopoDS.hxx>
  77 #include <TopoDS_Vertex.hxx>
  78 #include <BRep_Tool.hxx>
  79
  80 #include <cfloat>
  81 #include <climits>
  82
  83 const double MaxCoordinate = 1e12;
  84
  85 static QStringList MyFeaturesForCoincedence;
  86
  87 PartSet_WidgetPoint2D::PartSet_WidgetPoint2D(QWidget* theParent,
  88                                              ModuleBase_IWorkshop* theWorkshop,
  89                                              const Config_WidgetAPI* theData)
  90 : ModuleBase_ModelWidget(theParent, theData), myWorkshop(theWorkshop),
  91   myValueIsCashed(false), myIsFeatureVisibleInCash(true),
  92   myXValueInCash(0), myYValueInCash(0)
  93 {
  94   myRefAttribute = theData->getProperty("reference_attribute");
  95   if (MyFeaturesForCoincedence.isEmpty()) {
  96     MyFeaturesForCoincedence << SketchPlugin_Line::ID().c_str()
  97       << SketchPlugin_Arc::ID().c_str()
  98       << SketchPlugin_Point::ID().c_str()
  99       << SketchPlugin_Circle::ID().c_str();
 100   }
 101
 102   // the control should accept the focus, so the boolean flag is corrected to be true
 103   myIsObligatory = true;
 104   QString aPageName = QString::fromStdString(theData->getProperty(CONTAINER_PAGE_NAME));
 105   myGroupBox = new QGroupBox(aPageName, theParent);
 106   myGroupBox->setFlat(false);
 107
 108   bool aAcceptVariables = theData->getBooleanAttribute(DOUBLE_WDG_ACCEPT_EXPRESSIONS, true);
 109
 110   QGridLayout* aGroupLay = new QGridLayout(myGroupBox);
 111   ModuleBase_Tools::adjustMargins(aGroupLay);
 112   aGroupLay->setSpacing(2);
 113   aGroupLay->setColumnStretch(1, 1);
 114   {
 115     QLabel* aLabel = new QLabel(myGroupBox);
 116
 117     myXSpin = new ModuleBase_LabelValue(myGroupBox, tr("X"));
 118     //ModuleBase_ParamSpinBox(myGroupBox);
 119     //myXSpin->setAcceptVariables(aAcceptVariables);
 120     //myXSpin->setMinimum(-DBL_MAX);
 121     //myXSpin->setMaximum(DBL_MAX);
 122     //myXSpin->setToolTip(tr("X"));
 123     aGroupLay->addWidget(myXSpin, 0, 1);
 124
 125     //connect(myXSpin, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
 126     //myXSpin->setValueEnabled(isValueEnabled());
 127   }
 128   {
 129     //QLabel* aLabel = new QLabel(myGroupBox);
 130     //aLabel->setText(tr("Y "));
 131     //aGroupLay->addWidget(aLabel, 1, 0);
 132
 133     myYSpin = new ModuleBase_LabelValue(myGroupBox, tr("Y"));
 134     //ModuleBase_ParamSpinBox(myGroupBox);
 135     //myYSpin = new ModuleBase_ParamSpinBox(myGroupBox);
 136     //myYSpin->setAcceptVariables(aAcceptVariables);
 137     //myYSpin->setMinimum(-DBL_MAX);
 138     //myYSpin->setMaximum(DBL_MAX);
 139     //myYSpin->setToolTip(tr("Y"));
 140     aGroupLay->addWidget(myYSpin, 1, 1);
 141
 142     //connect(myYSpin, SIGNAL(textChanged(const QString&)), this, SIGNAL(valuesModified()));
 143     //myYSpin->setValueEnabled(isValueEnabled());
 144   }
 145   QVBoxLayout* aLayout = new QVBoxLayout(this);
 146   ModuleBase_Tools::zeroMargins(aLayout);
 147   aLayout->addWidget(myGroupBox);
 148   setLayout(aLayout);
 149
 150   myWidgetValidator = new ModuleBase_WidgetValidator(this, myWorkshop);
 151   myExternalObjectMgr = new PartSet_ExternalObjectsMgr(theData->getProperty("use_external"),
 152                                          theData->getProperty("can_create_external"), true);
 153 }
 154
 155 bool PartSet_WidgetPoint2D::isValidSelectionCustom(const ModuleBase_ViewerPrsPtr& theValue)
 156 {
 157   bool aValid = true;
 158
 159   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 160   if (aModule->sketchReentranceMgr()->isInternalEditActive())
 161     return true; /// when internal edit is started a new feature is created. I has not results, AIS
 162
 163   /// the selection is not possible if the current feature has no presentation for the current
 164   /// attribute not in AIS not in results. If so, no object in current feature where make
 165   /// coincidence, so selection is not necessary
 166   GeomShapePtr anAISShape;
 167   GeomPresentablePtr aPrs = std::dynamic_pointer_cast<GeomAPI_IPresentable>(myFeature);
 168   if (aPrs.get()) {
 169     AISObjectPtr anAIS;
 170     anAIS = aPrs->getAISObject(anAIS);
 171     if (anAIS.get()) {
 172       anAISShape = anAIS->getShape();
 173     }
 174   }
 175   const std::list<std::shared_ptr<ModelAPI_Result> >& aResults = myFeature->results();
 176   if (!anAISShape.get() && aResults.empty())
 177     return true;
 178
 179   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 180   if (aRefAttr.get())
 181     return isValidSelectionForAttribute_(theValue, myFeature->attribute(attributeID()));
 182   else {
 183     bool aFoundPoint = false;
 184     /// Avoid coincidence build to passed point. Coincidence is build later only if there are no
 185     /// reference attribute.
 186     /// The condition is that the selected feature has shape that has after explore a point
 187     /// equal to clicked one.
 188     std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 189     AttributePoint2DPtr aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 190         aData->attribute(attributeID()));
 191     std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointAttr->pnt();
 192     if (anAISShape.get())
 193       aFoundPoint = shapeExploreHasVertex(anAISShape, aPoint, mySketch);
 194
 195     /// analysis of results
 196     std::list<std::shared_ptr<ModelAPI_Result> >::const_iterator aRIter = aResults.cbegin();
 197     for (; aRIter != aResults.cend() && !aFoundPoint; aRIter++) {
 198       ResultPtr aResult = *aRIter;
 199       if (aResult.get() && aResult->shape().get()) {
 200         GeomShapePtr aShape = aResult->shape();
 201         aFoundPoint = shapeExploreHasVertex(aShape, aPoint, mySketch);
 202       }
 203     }
 204     return aFoundPoint;
 205   }
 206   return true;
 207 }
 208
 209 //********************************************************************
 210 bool PartSet_WidgetPoint2D::isValidSelectionForAttribute_(
 211                                             const ModuleBase_ViewerPrsPtr& theValue,
 212                                             const AttributePtr& theAttribute)
 213 {
 214   bool aValid = false;
 215
 216   // stores the current values of the widget attribute
 217   bool isFlushesActived, isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked;
 218
 219   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 220   ModuleBase_WidgetValidated::blockFeatureAttribute(aRefAttr, myFeature, true,
 221       isFlushesActived, isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked);
 222   myWidgetValidator->storeAttributeValue(aRefAttr);
 223
 224   // saves the owner value to the widget attribute
 225   aValid = setSelectionCustom(theValue);
 226   if (aValid)
 227     // checks the attribute validity
 228     aValid = myWidgetValidator->isValidAttribute(theAttribute);
 229
 230   // restores the current values of the widget attribute
 231   myWidgetValidator->restoreAttributeValue(aRefAttr, aValid);
 232   myExternalObjectMgr->removeExternal(sketch(), myFeature, myWorkshop, true);
 233
 234   ModuleBase_WidgetValidated::blockFeatureAttribute(aRefAttr, myFeature, false, isFlushesActived,
 235                                 isAttributeSetInitializedBlocked, isAttributeSendUpdatedBlocked);
 236   return aValid;
 237 }
 238
 239 bool PartSet_WidgetPoint2D::setSelectionCustom(const ModuleBase_ViewerPrsPtr& theValue)
 240 {
 241   bool isDone = false;
 242   GeomShapePtr aShape = theValue->shape();
 243   if (aShape.get() && !aShape->isNull()) {
 244     Handle(V3d_View) aView = myWorkshop->viewer()->activeView();
 245     double aX, aY;
 246     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 247     if (getPoint2d(aView, aTDShape, aX, aY)) {
 248       fillRefAttribute(aX, aY, theValue);
 249       isDone = true;
 250     }
 251     else if (aTDShape.ShapeType() == TopAbs_EDGE) {
 252       fillRefAttribute(theValue);
 253       isDone = true;
 254     }
 255   }
 256   return isDone;
 257 }
 258
 259 bool PartSet_WidgetPoint2D::resetCustom()
 260 {
 261   bool aDone = false;
 262   if (!isUseReset() || isComputedDefault()
 263       /*|| myXSpin->hasVariable() || myYSpin->hasVariable()*/) {
 264     aDone = false;
 265   }
 266   else {
 267     if (myValueIsCashed) {
 268       // if the restored value should be hidden, aDone = true to set
 269       // reset state for the widget in the parent
 270       aDone = restoreCurentValue();
 271       emit objectUpdated();
 272     }
 273     else {
 274       bool isOk;
 275       double aDefValue = QString::fromStdString(getDefaultValue()).toDouble(&isOk);
 276       // it is important to block the spin box control in order to do not through out the
 277       // locking of the validating state.
 278       myXSpin->setValue(isOk ? aDefValue : 0.0);
 279       myYSpin->setValue(isOk ? aDefValue : 0.0);
 280
 281       //ModuleBase_Tools::setSpinValue(myXSpin, isOk ? aDefValue : 0.0);
 282       //ModuleBase_Tools::setSpinValue(myYSpin, isOk ? aDefValue : 0.0);
 283       storeValueCustom();
 284       aDone = true;
 285     }
 286   }
 287   return aDone;
 288 }
 289
 290 PartSet_WidgetPoint2D::~PartSet_WidgetPoint2D()
 291 {
 292   delete myExternalObjectMgr;
 293 }
 294
 295 bool PartSet_WidgetPoint2D::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
 296                                          const bool theToValidate)
 297 {
 298   bool isDone = false;
 299   if (theValues.empty())
 300     return isDone;
 301
 302   ModuleBase_ViewerPrsPtr aValue = theValues.takeFirst();
 303
 304   if (!theToValidate || myWidgetValidator->isValidSelection(aValue)) {
 305     GeomShapePtr aShape = aValue->shape();
 306     if (aShape.get() && !aShape->isNull()) {
 307       Handle(V3d_View) aView = myWorkshop->viewer()->activeView();
 308       double aX, aY;
 309       const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 310       if (getPoint2d(aView, aTDShape, aX, aY)) {
 311         isDone = setPoint(aX, aY);
 312         setConstraintToPoint(aX, aY, aValue);
 313       }
 314     }
 315   }
 316   return isDone;
 317 }
 318
 319 void PartSet_WidgetPoint2D::selectContent()
 320 {
 321  // myXSpin->selectAll();
 322 }
 323
 324 bool PartSet_WidgetPoint2D::setPoint(double theX, double theY)
 325 {
 326   if (fabs(theX) >= MaxCoordinate)
 327     return false;
 328   if (fabs(theY) >= MaxCoordinate)
 329     return false;
 330
 331   myXSpin->setValue(theX);
 332   myYSpin->setValue(theY);
 333
 334   //ModuleBase_Tools::setSpinValue(myXSpin, theX);
 335   //ModuleBase_Tools::setSpinValue(myYSpin, theY);
 336
 337   storeValue();
 338   return true;
 339 }
 340
 341 bool PartSet_WidgetPoint2D::storeValueCustom()
 342 {
 343   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 344   if (!aData) // can be on abort of sketcher element
 345     return false;
 346   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 347       aData->attribute(attributeID()));
 348
 349   PartSet_WidgetPoint2D* that = (PartSet_WidgetPoint2D*) this;
 350   bool isBlocked = that->blockSignals(true);
 351   bool isImmutable = aPoint->setImmutable(true);
 352
 353   // if text is not empty then setValue will be ignored
 354   // so we should set the text at first
 355   //aPoint->setText(myXSpin->hasVariable() ? myXSpin->text().toStdString() : "",
 356   //                myYSpin->hasVariable() ? myYSpin->text().toStdString() : "");
 357   //aPoint->setValue(!myXSpin->hasVariable() ? myXSpin->value() : aPoint->x(),
 358   //                 !myYSpin->hasVariable() ? myYSpin->value() : aPoint->y());
 359   aPoint->setValue(myXSpin->value(), myYSpin->value());
 360
 361   // after movement the solver will call the update event: optimization
 362   moveObject(myFeature);
 363   aPoint->setImmutable(isImmutable);
 364   that->blockSignals(isBlocked);
 365
 366   return true;
 367 }
 368
 369 bool PartSet_WidgetPoint2D::restoreValueCustom()
 370 {
 371   std::shared_ptr<ModelAPI_Data> aData = myFeature->data();
 372   AttributePoint2DPtr aPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 373       aData->attribute(attributeID()));
 374   double aValueX = aPoint->isInitialized() ? aPoint->x() : 0.;
 375   double aValueY = aPoint->isInitialized() ? aPoint->y() : 0.;
 376   myXSpin->setValue(aValueX);
 377   myYSpin->setValue(aValueY);
 378
 379   return true;
 380 }
 381
 382 void PartSet_WidgetPoint2D::storeCurentValue()
 383 {
 384   // do not use cash if a variable is used
 385   //if (myXSpin->hasVariable() || myYSpin->hasVariable())
 386   //  return;
 387
 388   myValueIsCashed = true;
 389   myIsFeatureVisibleInCash = XGUI_Displayer::isVisible(
 390                        XGUI_Tools::workshop(myWorkshop)->displayer(), myFeature);
 391   myXValueInCash = myXSpin->value();
 392   myYValueInCash = myYSpin->value();
 393 }
 394
 395 bool PartSet_WidgetPoint2D::restoreCurentValue()
 396 {
 397   bool aRestoredAndHidden = true;
 398
 399   bool isVisible = myIsFeatureVisibleInCash;
 400   // fill the control widgets by the cashed value
 401
 402   myValueIsCashed = false;
 403   myIsFeatureVisibleInCash = true;
 404   myXSpin->setValue(myXValueInCash);
 405   myYSpin->setValue(myYValueInCash);
 406   //ModuleBase_Tools::setSpinValue(myXSpin, myXValueInCash);
 407   //ModuleBase_Tools::setSpinValue(myYSpin, myYValueInCash);
 408
 409   // store value to the model
 410   storeValueCustom();
 411   if (isVisible) {
 412     setValueState(Stored);
 413     aRestoredAndHidden = false;
 414   }
 415   else
 416     aRestoredAndHidden = true;
 417
 418   return aRestoredAndHidden;
 419 }
 420
 421 QList<QWidget*> PartSet_WidgetPoint2D::getControls() const
 422 {
 423   QList<QWidget*> aControls;
 424   aControls.append(myXSpin);
 425   aControls.append(myYSpin);
 426   return aControls;
 427 }
 428
 429
 430 void PartSet_WidgetPoint2D::activateCustom()
 431 {
 432   QIntList aModes;
 433   aModes << TopAbs_VERTEX;
 434   aModes << TopAbs_EDGE;
 435   myWorkshop->activateSubShapesSelection(aModes);
 436
 437   if (!isEditingMode()) {
 438     FeaturePtr aFeature = feature();
 439     if (aFeature.get() && aFeature->getKind() == SketchPlugin_Point::ID())
 440       storeValue();
 441   }
 442 }
 443
 444 void PartSet_WidgetPoint2D::setHighlighted(bool isHighlighted)
 445 {
 446 }
 447
 448 void PartSet_WidgetPoint2D::deactivate()
 449 {
 450   // the value of the control should be stored to model if it was not
 451   // initialized yet. It is important when we leave this control by Tab key.
 452   // It should not be performed by the widget activation as the preview
 453   // is visualized with default value. Line point is moved to origin.
 454   AttributePtr anAttribute = myFeature->data()->attribute(attributeID());
 455   if (anAttribute && !anAttribute->isInitialized())
 456     storeValue();
 457
 458   ModuleBase_ModelWidget::deactivate();
 459   myWorkshop->deactivateSubShapesSelection();
 460 }
 461
 462 bool PartSet_WidgetPoint2D::getPoint2d(const Handle(V3d_View)& theView,
 463                                        const TopoDS_Shape& theShape,
 464                                        double& theX, double& theY) const
 465 {
 466   if (!theShape.IsNull()) {
 467     if (theShape.ShapeType() == TopAbs_VERTEX) {
 468       const TopoDS_Vertex& aVertex = TopoDS::Vertex(theShape);
 469       if (!aVertex.IsNull()) {
 470         // A case when point is taken from existing vertex
 471         gp_Pnt aPoint = BRep_Tool::Pnt(aVertex);
 472         PartSet_Tools::convertTo2D(aPoint, mySketch, theView, theX, theY);
 473         return true;
 474       }
 475     }
 476   }
 477   return false;
 478 }
 479
 480 bool PartSet_WidgetPoint2D::setConstraintToPoint(double theClickedX, double theClickedY,
 481                                   const std::shared_ptr<ModuleBase_ViewerPrs>& theValue)
 482 {
 483   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 484   if (aRefAttr.get())
 485     fillRefAttribute(theClickedX, theClickedY, theValue);
 486   else {
 487     FeaturePtr aFeature = feature();
 488     std::string anAttribute = attributeID();
 489
 490     if (!aFeature.get())
 491       return false;
 492
 493     std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 494                                      new GeomAPI_Pnt2d(theClickedX, theClickedY));
 495     AttributePoint2DPtr aClickedFeaturePoint = findFirstEqualPointInSketch(mySketch,
 496                                                            aFeature, aClickedPoint);
 497     if (!aClickedFeaturePoint.get())
 498       return false;
 499
 500   //  aRefAttr->setAttr(aClickedFeaturePoint);
 501   //else {
 502     // find a feature point by the selection mode
 503     AttributePoint2DPtr aFeaturePoint;
 504     if (aFeature->isMacro()) {
 505       // the macro feature will be removed after the operation is stopped, so we need to build
 506       // coicidence to possible sub-features
 507       aFeaturePoint = findFirstEqualPointInArgumentFeatures(aFeature, aClickedPoint);
 508     }
 509     else {
 510       aFeaturePoint = std::dynamic_pointer_cast<
 511                                      GeomDataAPI_Point2D>(aFeature->data()->attribute(anAttribute));
 512     }
 513     if (!aFeaturePoint.get())
 514       return false;
 515
 516     PartSet_Tools::createConstraint(mySketch, aClickedFeaturePoint, aFeaturePoint);
 517   }
 518   return true;
 519 }
 520
 521 bool PartSet_WidgetPoint2D::setConstraintToObject(const ObjectPtr& theObject)
 522 {
 523   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 524   if (aRefAttr.get()) {
 525     fillRefAttribute(theObject);
 526   }
 527   else {
 528     AttributePoint2DPtr aFeaturePoint;
 529
 530     if (feature()->isMacro()) {
 531       AttributePtr aThisAttr = feature()->data()->attribute(attributeID());
 532       AttributePoint2DPtr anAttrPoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aThisAttr);
 533       if (anAttrPoint.get()) {
 534         // the macro feature will be removed after the operation is stopped, so we need to build
 535         // coicidence to possible sub-features
 536         aFeaturePoint = findFirstEqualPointInArgumentFeatures(feature(),
 537                                                                    anAttrPoint->pnt());
 538       }
 539     }
 540     else {
 541       AttributePtr aThisAttr = feature()->data()->attribute(attributeID());
 542       aFeaturePoint = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aThisAttr);
 543     }
 544     if (!aFeaturePoint.get())
 545       return false;
 546
 547     // Create point-edge coincedence
 548     FeaturePtr aFeature = mySketch->addFeature(SketchPlugin_ConstraintCoincidence::ID());
 549     std::shared_ptr<ModelAPI_Data> aData = aFeature->data();
 550
 551     std::shared_ptr<ModelAPI_AttributeRefAttr> aRef1 = std::dynamic_pointer_cast<
 552         ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_A()));
 553
 554     aRef1->setAttr(aFeaturePoint);
 555
 556     std::shared_ptr<ModelAPI_AttributeRefAttr> aRef2 = std::dynamic_pointer_cast<
 557         ModelAPI_AttributeRefAttr>(aData->attribute(SketchPlugin_Constraint::ENTITY_B()));
 558     aRef2->setObject(theObject);
 559
 560     // we need to flush created signal in order to coincidence is processed by solver
 561     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_CREATED));
 562   }
 563   return true;
 564 }
 565
 566 void PartSet_WidgetPoint2D::mouseReleased(ModuleBase_IViewWindow* theWindow, QMouseEvent* theEvent)
 567 {
 568   // the contex menu release by the right button should not be processed by this widget
 569   if (theEvent->button() != Qt::LeftButton)
 570     return;
 571
 572   ModuleBase_ISelection* aSelection = myWorkshop->selection();
 573   Handle(V3d_View) aView = theWindow->v3dView();
 574
 575   QList<ModuleBase_ViewerPrsPtr> aList = aSelection->getSelected(ModuleBase_ISelection::Viewer);
 576   ModuleBase_ViewerPrsPtr aFirstValue =
 577     aList.size() > 0 ? aList.first() : ModuleBase_ViewerPrsPtr();
 578   if (!aFirstValue.get() && myPreSelected.get()) {
 579     aFirstValue = myPreSelected;
 580   }
 581   // if we have selection and use it
 582   if (aFirstValue.get() && isValidSelectionCustom(aFirstValue) &&
 583       aFirstValue->shape().get()) { /// Trihedron Axis may be selected, but shape is empty
 584     GeomShapePtr aGeomShape = aFirstValue->shape();
 585     TopoDS_Shape aShape = aGeomShape->impl<TopoDS_Shape>();
 586     ObjectPtr aObject = aFirstValue->object();
 587
 588     FeaturePtr aSelectedFeature = ModelAPI_Feature::feature(aObject);
 589     bool anExternal = false;
 590     std::shared_ptr<SketchPlugin_Feature> aSPFeature;
 591     if (aSelectedFeature.get() != NULL)
 592       aSPFeature = std::dynamic_pointer_cast<SketchPlugin_Feature>(aSelectedFeature);
 593
 594     ResultPtr aFixedObject;
 595     bool aSketchExternalFeature = aSPFeature.get() && aSPFeature->isExternal();
 596     if ((!aSPFeature && !aShape.IsNull()) || aSketchExternalFeature) {
 597       aFixedObject = PartSet_Tools::findFixedObjectByExternal(aShape, aObject, mySketch);
 598       if (aSketchExternalFeature && !aFixedObject.get()) {/// local selection on external feature
 599         anExternal = false;
 600       }
 601       else {
 602         anExternal = true;
 603         if (!aFixedObject.get())
 604           aFixedObject = PartSet_Tools::createFixedObjectByExternal(aShape, aObject, mySketch);
 605       }
 606     }
 607     if (anExternal) {
 608       double aX, aY;
 609       if (getPoint2d(aView, aShape, aX, aY) && isFeatureContainsPoint(myFeature, aX, aY)) {
 610         // do not create a constraint to the point, which already used by the feature
 611         // if the feature contains the point, focus is not switched
 612         setPoint(aX, aY);
 613       }
 614       else {
 615         if (getPoint2d(aView, aShape, aX, aY))
 616           setPoint(aX, aY);
 617         else {
 618           if (aShape.ShapeType() == TopAbs_EDGE) {
 619             // point is taken from mouse event and set in attribute. It should be done before set
 620             // coinident constraint to the external line. If a point is created, it should be in
 621             // the mouse clicked point
 622             gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(),
 623                                                                theWindow->v3dView());
 624             PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, aY);
 625             setPoint(aX, aY);
 626           }
 627           setValueState(Stored); // in case of edge selection, Apply state should also be updated
 628         }
 629         bool anOrphanPoint = aShape.ShapeType() == TopAbs_VERTEX ||
 630                               isOrphanPoint(aSelectedFeature, mySketch, aX, aY);
 631         if (anExternal) {
 632           // we should not stop reentrant operation on external objects because
 633           anOrphanPoint = true;
 634           // they are not participate in the contour creation excepting external vertices
 635           if (aShape.ShapeType() == TopAbs_VERTEX) {
 636             FeaturePtr aFixedFeature = ModelAPI_Feature::feature(aFixedObject);
 637             if (aFixedFeature.get() && aFixedFeature->getKind() == SketchPlugin_Point::ID()) {
 638               anOrphanPoint = isOrphanPoint(aFixedFeature, mySketch, aX, aY);
 639             }
 640           }
 641         }
 642         if (aFixedObject.get())
 643           setConstraintToObject(aFixedObject);
 644         // fignal updated should be flushed in order to visualize possible created
 645         // external objects e.g. selection of trihedron axis when input end arc point
 646         updateObject(feature());
 647
 648         if (!anOrphanPoint)
 649           emit vertexSelected(); // it stops the reentrant operation
 650
 651         emit focusOutWidget(this);
 652       }
 653     }
 654     if (!anExternal) {
 655       double aX, aY;
 656       bool isProcessed = false;
 657       if (getPoint2d(aView, aShape, aX, aY) && isFeatureContainsPoint(myFeature, aX, aY)) {
 658         // when the point is selected, the coordinates of the point should be set into the attribute
 659         // if the feature contains the point, focus is not switched
 660         setPoint(aX, aY);
 661       }
 662       else {
 663         bool anOrphanPoint = isOrphanPoint(aSelectedFeature, mySketch, aX, aY);
 664         // do not set a coincidence constraint in the attribute if the feature contains a point
 665         // with the same coordinates. It is important for line creation in order to do not set
 666         // the same constraints for the same points, oterwise the result line has zero length.
 667         bool isAuxiliaryFeature = false;
 668         if (getPoint2d(aView, aShape, aX, aY)) {
 669           setPoint(aX, aY);
 670           setConstraintToPoint(aX, aY, aFirstValue);
 671         }
 672         else if (aShape.ShapeType() == TopAbs_EDGE) {
 673           // point is taken from mouse event and set in attribute. It should be done before setting
 674           // coinident constraint to the external line. If a point is created, it should be in
 675           // the mouse clicked point
 676           gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 677           PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, aY);
 678           setPoint(aX, aY);
 679           setConstraintToObject(aObject);
 680           setValueState(Stored); // in case of edge selection, Apply state should also be updated
 681           isAuxiliaryFeature = PartSet_Tools::isAuxiliarySketchEntity(aObject);
 682         }
 683         // it is important to perform updateObject() in order to the current value is
 684         // processed by Sketch Solver. Test case: line is created from a previous point
 685         // to some distance, but in the area of the highlighting of the point. Constraint
 686         // coincidence is created, after the solver is performed, the distance between the
 687         // points of the line becomes less than the tolerance. Validator of the line returns
 688         // false, the line will be aborted, but sketch stays valid.
 689         updateObject(feature());
 690         if (!anOrphanPoint && !anExternal && !isAuxiliaryFeature)
 691           emit vertexSelected();
 692         emit focusOutWidget(this);
 693       }
 694     }
 695   }
 696   // End of Bug dependent fragment
 697   else {
 698     // A case when point is taken from mouse event
 699     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 700     double aX, anY;
 701     PartSet_Tools::convertTo2D(aPoint, mySketch, aView, aX, anY);
 702
 703     // if the feature contains the point, focus is not switched
 704     if (!setPoint(aX, anY) || isFeatureContainsPoint(myFeature, aX, anY))
 705       return;
 706
 707     emit focusOutWidget(this);
 708   }
 709 }
 710
 711 void PartSet_WidgetPoint2D::setPreSelection(
 712                                const std::shared_ptr<ModuleBase_ViewerPrs>& thePreSelected,
 713                                ModuleBase_IViewWindow* theWnd,
 714                                QMouseEvent* theEvent)
 715 {
 716   myPreSelected = thePreSelected;
 717   mouseReleased(theWnd, theEvent);
 718   myPreSelected = ModuleBase_ViewerPrsPtr();
 719 }
 720
 721 void PartSet_WidgetPoint2D::getGeomSelection_(const std::shared_ptr<ModuleBase_ViewerPrs>& theValue,
 722                                               ObjectPtr& theObject,
 723                                               GeomShapePtr& theShape)
 724 {
 725   myExternalObjectMgr->getGeomSelection(theValue, theObject, theShape, myWorkshop, sketch(), true);
 726 }
 727
 728 void PartSet_WidgetPoint2D::mouseMoved(ModuleBase_IViewWindow* theWindow, QMouseEvent* theEvent)
 729 {
 730   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 731
 732   if (isEditingMode() || aModule->sketchReentranceMgr()->isInternalEditActive())
 733     return;
 734
 735   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), theWindow->v3dView());
 736
 737   double aX, anY;
 738   PartSet_Tools::convertTo2D(aPoint, mySketch, theWindow->v3dView(), aX, anY);
 739   if (myState != ModifiedInViewer)
 740     storeCurentValue();
 741   // we need to block the value state change
 742   bool isBlocked = blockValueState(true);
 743   setPoint(aX, anY);
 744   blockValueState(isBlocked);
 745   setValueState(ModifiedInViewer);
 746 }
 747
 748 double PartSet_WidgetPoint2D::x() const
 749 {
 750   return myXSpin->value();
 751 }
 752
 753 double PartSet_WidgetPoint2D::y() const
 754 {
 755   return myYSpin->value();
 756 }
 757
 758
 759 bool PartSet_WidgetPoint2D::isFeatureContainsPoint(const FeaturePtr& theFeature,
 760                                                    double theX, double theY)
 761 {
 762   bool aPointIsFound = false;
 763
 764   if (feature()->getKind() != SketchPlugin_Line::ID())
 765     return aPointIsFound;
 766
 767   AttributePtr aWidgetAttribute = myFeature->attribute(attributeID());
 768
 769   std::shared_ptr<GeomAPI_Pnt2d> aPnt2d =
 770                                     std::shared_ptr<GeomAPI_Pnt2d>(new GeomAPI_Pnt2d(theX, theY));
 771   std::list<AttributePtr> anAttributes =
 772                                 myFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 773   std::list<AttributePtr>::iterator anIter = anAttributes.begin();
 774   for(; anIter != anAttributes.end() && !aPointIsFound; anIter++) {
 775     AttributePoint2DPtr aPoint2DAttribute =
 776       std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIter);
 777     if (aPoint2DAttribute == aWidgetAttribute)
 778       continue;
 779     if (aPoint2DAttribute.get() && aPoint2DAttribute->isInitialized()) {
 780       aPointIsFound = aPoint2DAttribute->pnt()->isEqual(aPnt2d);
 781     }
 782   }
 783   return aPointIsFound;
 784 }
 785
 786 void PartSet_WidgetPoint2D::initializeValueByActivate()
 787 {
 788 }
 789
 790 /*void PartSet_WidgetPoint2D::onValuesChanged()
 791 {
 792   emit valuesChanged();
 793 }*/
 794
 795 bool PartSet_WidgetPoint2D::processEnter()
 796 {
 797   return false;
 798   /*bool isModified = getValueState() == ModifiedInPP;
 799   if (isModified) {
 800     bool isXModified = myXSpin->hasFocus();
 801     emit valuesChanged();
 802     if (isXModified)
 803       myXSpin->selectAll();
 804     else
 805       myYSpin->selectAll();
 806   }
 807   return isModified;*/
 808 }
 809
 810 bool PartSet_WidgetPoint2D::useSelectedShapes() const
 811 {
 812   return true;
 813 }
 814
 815 bool PartSet_WidgetPoint2D::isOrphanPoint(const FeaturePtr& theFeature,
 816                                           const CompositeFeaturePtr& theSketch,
 817                                           double theX, double theY)
 818 {
 819   bool anOrphanPoint = false;
 820   if (theFeature.get()) {
 821     AttributePoint2DPtr aPointAttr;
 822     std::string aFeatureKind = theFeature->getKind();
 823     if (aFeatureKind == SketchPlugin_Point::ID())
 824       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 825                                        theFeature->attribute(SketchPlugin_Point::COORD_ID()));
 826     else if (aFeatureKind == SketchPlugin_Circle::ID())
 827       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 828                                        theFeature->attribute(SketchPlugin_Circle::CENTER_ID()));
 829
 830     else if (aFeatureKind == SketchPlugin_Arc::ID())
 831       aPointAttr = std::dynamic_pointer_cast<GeomDataAPI_Point2D>(
 832                                        theFeature->attribute(SketchPlugin_Arc::CENTER_ID()));
 833
 834     /// check that the geometry point with the given coordinates is the checked point
 835     /// e.g. in arc the (x,y) point can not coicide to the center point and it automatically
 836     /// means that this point is not an orphant one.
 837     if (aPointAttr.get()) {
 838       std::shared_ptr<GeomAPI_Pnt2d> aCheckedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 839                                                     new GeomAPI_Pnt2d(theX, theY));
 840       if (!aCheckedPoint->isEqual(aPointAttr->pnt()))
 841         return anOrphanPoint;
 842     }
 843
 844     if (aPointAttr.get()) {
 845       std::shared_ptr<GeomAPI_Pnt2d> aPoint = aPointAttr->pnt();
 846       // we need to find coincidence features in results also, because external object(point)
 847       // uses refs to me in another feature.
 848       FeaturePtr aCoincidence = PartSet_Tools::findFirstCoincidence(theFeature, aPoint);
 849       anOrphanPoint = true;
 850       // if there is at least one concident line to the point, the point is not an orphant
 851       if (aCoincidence.get()) {
 852         QList<FeaturePtr> aCoinsideLines;
 853         QList<FeaturePtr> aCoins;
 854         QList<bool> anIsAttributes;
 855         PartSet_Tools::findCoincidences(aCoincidence, aCoinsideLines, aCoins,
 856                                         SketchPlugin_ConstraintCoincidence::ENTITY_A(),
 857                                         anIsAttributes);
 858         PartSet_Tools::findCoincidences(aCoincidence, aCoinsideLines, aCoins,
 859                                         SketchPlugin_ConstraintCoincidence::ENTITY_B(),
 860                                         anIsAttributes);
 861         QList<FeaturePtr>::const_iterator anIt = aCoinsideLines.begin(),
 862                                           aLast = aCoinsideLines.end();
 863         for (; anIt != aLast && anOrphanPoint; anIt++) {
 864           anOrphanPoint = (*anIt)->getKind() != SketchPlugin_Line::ID();
 865         }
 866       }
 867     }
 868   }
 869   return anOrphanPoint;
 870 }
 871
 872 bool PartSet_WidgetPoint2D::shapeExploreHasVertex(const GeomShapePtr& theShape,
 873                                                   const std::shared_ptr<GeomAPI_Pnt2d>& thePoint,
 874                                                   const CompositeFeaturePtr& theSketch)
 875 {
 876   std::shared_ptr<GeomAPI_Pnt> aPoint = PartSet_Tools::point3D(thePoint, theSketch);
 877
 878   bool aContainPoint = false;
 879   GeomAPI_ShapeExplorer anExp(theShape, GeomAPI_Shape::VERTEX);
 880   for(; anExp.more() && !aContainPoint; anExp.next()) {
 881     std::shared_ptr<GeomAPI_Shape> aVertexInCompSolid = anExp.current();
 882     std::shared_ptr<GeomAPI_Vertex> aVertex(new GeomAPI_Vertex(aVertexInCompSolid));
 883     if (aVertex.get())
 884       aContainPoint = aPoint->isEqual(aVertex->point());
 885   }
 886   return aContainPoint;
 887 }
 888
 889 AttributeRefAttrPtr PartSet_WidgetPoint2D::attributeRefAttr() const
 890 {
 891   AttributeRefAttrPtr anAttribute;
 892   if (myRefAttribute.empty())
 893     return anAttribute;
 894
 895   AttributePtr anAttributeRef = feature()->attribute(myRefAttribute);
 896   if (!anAttributeRef.get())
 897     return anAttribute;
 898
 899   return std::dynamic_pointer_cast<ModelAPI_AttributeRefAttr>(anAttributeRef);
 900 }
 901
 902 void PartSet_WidgetPoint2D::fillRefAttribute(double theClickedX, double theClickedY,
 903                               const std::shared_ptr<ModuleBase_ViewerPrs>& theValue)
 904 {
 905   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 906   if (!aRefAttr.get())
 907     return;
 908
 909   FeaturePtr aFeature = feature();
 910   std::string anAttribute = attributeID();
 911
 912   if (aFeature.get()) {
 913     std::shared_ptr<GeomAPI_Pnt2d> aClickedPoint = std::shared_ptr<GeomAPI_Pnt2d>(
 914                                       new GeomAPI_Pnt2d(theClickedX, theClickedY));
 915     AttributePoint2DPtr aClickedFeaturePoint = findFirstEqualPointInSketch(mySketch,
 916                                                             aFeature, aClickedPoint);
 917     if (aClickedFeaturePoint.get())
 918       aRefAttr->setAttr(aClickedFeaturePoint);
 919     else {
 920       ObjectPtr anObject = getGeomSelection(theValue);
 921       if (anObject.get())
 922         aRefAttr->setObject(anObject);
 923     }
 924   }
 925 }
 926
 927 void PartSet_WidgetPoint2D::fillRefAttribute(const ModuleBase_ViewerPrsPtr& theValue)
 928 {
 929   fillRefAttribute(getGeomSelection(theValue));
 930 }
 931
 932 void PartSet_WidgetPoint2D::fillRefAttribute(const ObjectPtr& theObject)
 933 {
 934   AttributeRefAttrPtr aRefAttr = attributeRefAttr();
 935   if (aRefAttr.get())
 936     aRefAttr->setObject(theObject);
 937 }
 938
 939 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPointInArgumentFeatures(
 940                   const FeaturePtr& theFeature, const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 941 {
 942   std::shared_ptr<GeomDataAPI_Point2D> aFeaturePoint;
 943
 944   // may be feature is not updated yet, execute is not performed and references features
 945   // are not created. Case: rectangle macro feature
 946   ModuleBase_Tools::flushUpdated(theFeature);
 947
 948   std::list<AttributePtr> anAttributes = theFeature->data()->attributes(
 949                                           ModelAPI_AttributeRefList::typeId());
 950   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 951   for (; anIt != aLast && !aFeaturePoint.get(); anIt++) {
 952     std::shared_ptr<ModelAPI_AttributeRefList> aCurSelList =
 953                                       std::dynamic_pointer_cast<ModelAPI_AttributeRefList>(*anIt);
 954     for (int i = 0, aNb = aCurSelList->size(); i < aNb && !aFeaturePoint.get(); i++) {
 955       ObjectPtr anObject = aCurSelList->object(i);
 956       FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(anObject);
 957       if (aFeature.get())
 958         aFeaturePoint = findFirstEqualPoint(aFeature, thePoint);
 959     }
 960   }
 961   return aFeaturePoint;
 962 }
 963
 964 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPoint(
 965                                               const FeaturePtr& theFeature,
 966                                               const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 967 {
 968   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
 969
 970   // find the given point in the feature attributes
 971   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes =
 972                                     theFeature->data()->attributes(GeomDataAPI_Point2D::typeId());
 973   std::list<std::shared_ptr<ModelAPI_Attribute> >::const_iterator anIt = anAttiributes.begin(),
 974       aLast = anAttiributes.end();
 975   ModelAPI_ValidatorsFactory* aValidators = ModelAPI_Session::get()->validators();
 976
 977   for (; anIt != aLast && !aFPoint; anIt++) {
 978     std::shared_ptr<GeomDataAPI_Point2D> aCurPoint =
 979                                              std::dynamic_pointer_cast<GeomDataAPI_Point2D>(*anIt);
 980     if (aCurPoint && aCurPoint->isInitialized() &&
 981         aValidators->isCase(theFeature, aCurPoint->id()) &&
 982         (aCurPoint->pnt()->distance(thePoint) < Precision::Confusion())) {
 983       aFPoint = aCurPoint;
 984       break;
 985     }
 986   }
 987   return aFPoint;
 988 }
 989
 990 std::shared_ptr<GeomDataAPI_Point2D> PartSet_WidgetPoint2D::findFirstEqualPointInSketch(
 991                                     const CompositeFeaturePtr& theSketch,
 992                                     const FeaturePtr& theSkipFeature,
 993                                     const std::shared_ptr<GeomAPI_Pnt2d>& thePoint)
 994 {
 995   // get all sketch features. If the point with the given coordinates belong to any sketch feature,
 996   // the constraint is created between the feature point and the found sketch point
 997   std::shared_ptr<ModelAPI_Data> aData = theSketch->data();
 998   std::shared_ptr<ModelAPI_AttributeRefList> aRefList = std::dynamic_pointer_cast<
 999       ModelAPI_AttributeRefList>(aData->attribute(SketchPlugin_Sketch::FEATURES_ID()));
1000
1001   std::list<ObjectPtr> aFeatures = aRefList->list();
1002   std::list<ObjectPtr>::const_iterator anIt = aFeatures.begin(), aLast = aFeatures.end();
1003   std::list<std::shared_ptr<ModelAPI_Attribute> > anAttiributes;
1004
1005   std::shared_ptr<GeomDataAPI_Point2D> aFPoint;
1006   for (; anIt != aLast; anIt++) {
1007     FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(*anIt);
1008     if (!aFeature.get() || (theSkipFeature.get() && theSkipFeature == aFeature))
1009       continue;
1010     aFPoint = PartSet_WidgetPoint2D::findFirstEqualPoint(aFeature, thePoint);
1011     if (aFPoint.get())
1012       break;
1013   }
1014   return aFPoint;
1015 }
1016
1017 ObjectPtr PartSet_WidgetPoint2D::getGeomSelection(const ModuleBase_ViewerPrsPtr& theValue)
1018 {
1019   ObjectPtr anObject;
1020   GeomShapePtr aShape;
1021   ModuleBase_ISelection* aSelection = myWorkshop->selection();
1022   anObject = aSelection->getResult(theValue);
1023   aShape = aSelection->getShape(theValue);
1024   myExternalObjectMgr->getGeomSelection(theValue, anObject, aShape, myWorkshop, sketch(), true);
1025
1026   return anObject;
1027 }