src/PartSet/PartSet_WidgetSketchLabel.cpp

   1 // Copyright (C) 2014-2020  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
  18 //
  19
  20 #include "PartSet_WidgetSketchLabel.h"
  21 #include "PartSet_Tools.h"
  22 #include "PartSet_Module.h"
  23 #include "PartSet_PreviewPlanes.h"
  24 #include "PartSet_SketcherReentrantMgr.h"
  25
  26 #include "SketchPlugin_SketchEntity.h"
  27
  28 #include <XGUI_ActionsMgr.h>
  29 #include <XGUI_Displayer.h>
  30 #include <XGUI_ModuleConnector.h>
  31 #include <XGUI_SelectionActivate.h>
  32 #include <XGUI_Selection.h>
  33 #include <XGUI_SelectionMgr.h>
  34 #include <XGUI_Tools.h>
  35 #include <XGUI_ViewerProxy.h>
  36 #include <XGUI_Workshop.h>
  37
  38 #include <ModelAPI_ResultBody.h>
  39 #include <ModelAPI_Tools.h>
  40 #include <ModelAPI_AttributeString.h>
  41 #include <ModelAPI_Events.h>
  42
  43 #include <ModuleBase_Operation.h>
  44 #include <ModuleBase_ViewerPrs.h>
  45 #include <ModuleBase_Tools.h>
  46 #include <ModuleBase_IModule.h>
  47 #include <ModuleBase_IPropertyPanel.h>
  48
  49 #include <GeomAlgoAPI_FaceBuilder.h>
  50 #include <GeomAlgoAPI_ShapeTools.h>
  51 #include <GeomDataAPI_Point.h>
  52 #include <GeomDataAPI_Dir.h>
  53 #include <GeomAPI_XYZ.h>
  54 #include <GeomAPI_Face.h>
  55 #include <GeomAPI_Edge.h>
  56 #include <GeomAPI_ShapeExplorer.h>
  57
  58 #include <SketchPlugin_Sketch.h>
  59 #include <SketcherPrs_Tools.h>
  60
  61 #include <Precision.hxx>
  62 #include <gp_Pln.hxx>
  63 #include <gp_Pnt.hxx>
  64 #include <gp_Dir.hxx>
  65 #include <AIS_Shape.hxx>
  66 #include <AIS_DimensionSelectionMode.hxx>
  67 #include <Bnd_Box.hxx>
  68
  69 #include <Config_WidgetAPI.h>
  70 #include <Config_PropManager.h>
  71
  72 #include <QLabel>
  73 #include <QApplication>
  74 #include <QVBoxLayout>
  75 #include <QHBoxLayout>
  76 #include <QCheckBox>
  77 #include <QGroupBox>
  78 #include <QPushButton>
  79 #include <QLineEdit>
  80 #include <QDoubleValidator>
  81 #include <QDialog>
  82 #include <QTimer>
  83
  84 #ifndef DBL_MAX
  85 #define DBL_MAX 1.7976931348623158e+308
  86 #endif
  87
  88 PartSet_WidgetSketchLabel::PartSet_WidgetSketchLabel(QWidget* theParent,
  89                         ModuleBase_IWorkshop* theWorkshop,
  90                         const Config_WidgetAPI* theData,
  91                         const QMap<PartSet_Tools::ConstraintVisibleState, bool>& toShowConstraints)
  92 : ModuleBase_WidgetValidated(theParent, theWorkshop, theData), myOpenTransaction(false),
  93 myIsSelection(false)
  94 {
  95   QVBoxLayout* aLayout = new QVBoxLayout(this);
  96   ModuleBase_Tools::zeroMargins(aLayout);
  97
  98   myStackWidget = new QStackedWidget(this);
  99   myStackWidget->setContentsMargins(0,0,0,0);
 100   aLayout->addWidget(myStackWidget);
 101
 102   // Define label for plane selection
 103   QWidget* aFirstWgt = new QWidget(this);
 104
 105   // Size of the View control
 106   mySizeOfViewWidget = new QWidget(aFirstWgt);
 107   QHBoxLayout* aSizeLayout = new QHBoxLayout(mySizeOfViewWidget);
 108   aSizeLayout->addWidget(new QLabel(tr("Size of the view"), mySizeOfViewWidget));
 109   mySizeOfView = new QLineEdit(mySizeOfViewWidget);
 110
 111   QDoubleValidator* aValidator = new QDoubleValidator(0, DBL_MAX, 12, mySizeOfView);
 112   aValidator->setLocale(ModuleBase_Tools::doubleLocale());
 113   aValidator->setNotation(QDoubleValidator::StandardNotation);
 114   mySizeOfView->setValidator(aValidator);
 115   aSizeLayout->addWidget(mySizeOfView);
 116
 117   myPartSetMessage = new QDialog(this, Qt::ToolTip);
 118   myPartSetMessage->setModal(false);
 119   myPartSetMessage->setStyleSheet("background-color:lightyellow;");
 120   QVBoxLayout* aMsgLay = new QVBoxLayout(myPartSetMessage);
 121   QString aMsg = tr("The Sketch is created in PartSet.\n"
 122     "It will be necessary to create a Part in order to use this sketch for body creation");
 123   aMsgLay->addWidget(new QLabel(aMsg, myPartSetMessage));
 124   myPartSetMessage->hide();
 125
 126   mySizeMessage = new QDialog(mySizeOfView, Qt::ToolTip);
 127   mySizeMessage->setModal(false);
 128   mySizeMessage->setStyleSheet("background-color:lightyellow;");
 129   aMsgLay = new QVBoxLayout(mySizeMessage);
 130   aMsg = tr("A size of Sketch view can be defined here.");
 131   aMsgLay->addWidget(new QLabel(aMsg, mySizeMessage));
 132   mySizeMessage->hide();
 133
 134   QString aText = translate(theData->getProperty("title"));
 135   QLabel* aLabel = new QLabel(aText, aFirstWgt);
 136   aLabel->setWordWrap(true);
 137   QString aTooltip = translate(theData->getProperty("tooltip"));
 138   aLabel->setToolTip(aTooltip);
 139   aLabel->setIndent(5);
 140
 141   aLayout = new QVBoxLayout(aFirstWgt);
 142   ModuleBase_Tools::zeroMargins(aLayout);
 143   aLayout->addWidget(mySizeOfViewWidget);
 144   aLayout->addWidget(aLabel);
 145
 146   myRemoveExternal = new QCheckBox(tr("Remove external dependencies"), aFirstWgt);
 147   myRemoveExternal->setChecked(false);
 148   aLayout->addWidget(myRemoveExternal);
 149   myRemoveExternal->setVisible(false);
 150
 151   aLayout->addStretch(1);
 152
 153   myStackWidget->addWidget(aFirstWgt);
 154
 155   // Define widget for sketch manmagement
 156   QWidget* aSecondWgt = new QWidget(this);
 157   aLayout = new QVBoxLayout(aSecondWgt);
 158   ModuleBase_Tools::zeroMargins(aLayout);
 159
 160   QGroupBox* aViewBox = new QGroupBox(tr("Sketcher plane"), this);
 161   QGridLayout* aViewLayout = new QGridLayout(aViewBox);
 162
 163   myViewInverted = new QCheckBox(tr("Reversed"), aViewBox);
 164   aViewLayout->addWidget(myViewInverted, 0, 0);
 165
 166   myViewVisible = new QCheckBox(tr("Visible"), aViewBox);
 167   myViewVisible->setChecked(true);
 168   aViewLayout->addWidget(myViewVisible, 0, 1, Qt::AlignRight);
 169   connect(myViewVisible, SIGNAL(toggled(bool)), this, SLOT(onShowViewPlane(bool)));
 170
 171   QPushButton* aSetViewBtn =
 172     new QPushButton(QIcon(":icons/plane_view.png"), tr("Set plane view"), aViewBox);
 173   connect(aSetViewBtn, SIGNAL(clicked(bool)), this, SLOT(onSetPlaneView()));
 174   aViewLayout->addWidget(aSetViewBtn, 1, 0, 1, 2);
 175
 176   aLayout->addWidget(aViewBox);
 177
 178   QMap<PartSet_Tools::ConstraintVisibleState, QString> aStates;
 179   aStates[PartSet_Tools::Geometrical] = tr("Show geometrical constraints");
 180   aStates[PartSet_Tools::Dimensional] = tr("Show dimensional constraints");
 181   aStates[PartSet_Tools::Expressions] = tr("Show existing expressions");
 182
 183   QMap<PartSet_Tools::ConstraintVisibleState, QString>::const_iterator anIt = aStates.begin(),
 184                                                         aLast = aStates.end();
 185   for (; anIt != aLast; anIt++) {
 186     QCheckBox* aShowConstraints = new QCheckBox(anIt.value(), this);
 187     connect(aShowConstraints, SIGNAL(toggled(bool)), this, SLOT(onShowConstraint(bool)));
 188     aLayout->addWidget(aShowConstraints);
 189
 190     PartSet_Tools::ConstraintVisibleState aState = anIt.key();
 191     myShowConstraints[aState] = aShowConstraints;
 192
 193     if (toShowConstraints.contains(aState))
 194       aShowConstraints->setChecked(toShowConstraints[aState]);
 195   }
 196   myShowPoints = new QCheckBox(tr("Show free points"), this);
 197   connect(myShowPoints, SIGNAL(toggled(bool)), this, SIGNAL(showFreePoints(bool)));
 198   aLayout->addWidget(myShowPoints);
 199
 200   myAutoConstraints = new QCheckBox(tr("Automatic constraints"), this);
 201   myAutoConstraints->setToolTip(tr("Automatic vertical and horizontal constraints"));
 202   connect(myAutoConstraints, SIGNAL(toggled(bool)), this, SIGNAL(autoConstraints(bool)));
 203   aLayout->addWidget(myAutoConstraints);
 204
 205   QPushButton* aPlaneBtn = new QPushButton(tr("Change sketch plane"), aSecondWgt);
 206   connect(aPlaneBtn, SIGNAL(clicked(bool)), SLOT(onChangePlane()));
 207   aLayout->addWidget(aPlaneBtn);
 208
 209   aLayout->addSpacing(15);
 210
 211   myDoFLabel = new QLabel("", aSecondWgt);
 212   aLayout->addWidget(myDoFLabel);
 213
 214   myShowDOFBtn = new QPushButton(tr("Show remaining DoFs"), aSecondWgt);
 215   aLayout->addWidget(myShowDOFBtn);
 216   myShowDOFBtn->setEnabled(false);
 217   connect(myShowDOFBtn, SIGNAL(clicked(bool)), SLOT(onShowDOF()));
 218
 219   myStackWidget->addWidget(aSecondWgt);
 220   //setLayout(aLayout);
 221
 222   myPreviewPlanes = new PartSet_PreviewPlanes();
 223 }
 224
 225 PartSet_WidgetSketchLabel::~PartSet_WidgetSketchLabel()
 226 {
 227 }
 228
 229 bool PartSet_WidgetSketchLabel::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
 230                                              const bool theToValidate)
 231 {
 232   // do not use the given selection if the plane of the sketch has been already set.
 233   // If this check is absent, a selected plane in the viewer can be set in the sketch
 234   // even if the sketch is built on another plane.
 235   if (plane().get())
 236     return true;
 237
 238   ModuleBase_ViewerPrsPtr aPrs = theValues.first();
 239   bool aDone = setSelectionInternal(theValues, theToValidate);
 240   if (aDone)
 241     updateByPlaneSelected(aPrs);
 242   return aDone;
 243 }
 244
 245 QList<QWidget*> PartSet_WidgetSketchLabel::getControls() const
 246 {
 247   QList<QWidget*> aResult;
 248   aResult << myStackWidget;
 249   return aResult;
 250 }
 251
 252 bool PartSet_WidgetSketchLabel::processSelection()
 253 {
 254   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 255   if (aPlane.get())
 256     return false;
 257
 258   QList<ModuleBase_ViewerPrsPtr> aSelected = getFilteredSelected();
 259
 260   if (aSelected.empty())
 261     return false;
 262   ModuleBase_ViewerPrsPtr aPrs = aSelected.first();
 263   bool aDone = setSelectionInternal(aSelected, false);
 264   if (aDone) {
 265     updateByPlaneSelected(aPrs);
 266     updateObject(myFeature);
 267   }
 268
 269   return aDone;
 270 }
 271
 272 void PartSet_WidgetSketchLabel::onShowConstraint(bool theOn)
 273 {
 274   QCheckBox* aSenderCheckBox = qobject_cast<QCheckBox*>(sender());
 275
 276   QMap<PartSet_Tools::ConstraintVisibleState, QCheckBox*>::const_iterator
 277                           anIt = myShowConstraints.begin(), aLast = myShowConstraints.end();
 278
 279   PartSet_Tools::ConstraintVisibleState aState = PartSet_Tools::Geometrical;
 280   bool aFound = false;
 281   for (; anIt != aLast && !aFound; anIt++) {
 282     aFound = anIt.value() == aSenderCheckBox;
 283     if (aFound)
 284       aState = anIt.key();
 285   }
 286   if (aFound)
 287     emit showConstraintToggled(aState, theOn);
 288 }
 289
 290 void PartSet_WidgetSketchLabel::blockAttribute(const AttributePtr& theAttribute,
 291                                                const bool& theToBlock, bool& isFlushesActived,
 292                                                bool& isAttributeSetInitializedBlocked,
 293                                                bool& isAttributeSendUpdatedBlocked)
 294 {
 295   ModuleBase_WidgetValidated::blockAttribute(theAttribute, theToBlock, isFlushesActived,
 296                                              isAttributeSetInitializedBlocked,
 297                                              isAttributeSendUpdatedBlocked);
 298   // We do not restore the previous state of isAttributeSetInitializedBlocked for each of
 299   // attributes. It it is necessary, these states should be append to the method attributes
 300   // or stored in the widget
 301
 302   std::list<AttributePtr> anAttributes = myFeature->data()->attributes("");
 303   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 304   QStringList aValues;
 305   for(; anIt != aLast; anIt++) {
 306     AttributePtr anAttribute = *anIt;
 307     if (theToBlock)
 308       anAttribute->blockSetInitialized(true);
 309     else
 310       anAttribute->blockSetInitialized(isAttributeSetInitializedBlocked);
 311   }
 312 }
 313
 314 bool PartSet_WidgetSketchLabel::setSelectionInternal(
 315                                           const QList<ModuleBase_ViewerPrsPtr>& theValues,
 316                                           const bool theToValidate)
 317 {
 318   bool aDone = false;
 319   if (theValues.empty()) {
 320     // In order to make reselection possible, set empty object and shape should be done
 321     setSelectionCustom(ModuleBase_ViewerPrsPtr(
 322                               new ModuleBase_ViewerPrs(ObjectPtr(), GeomShapePtr(), NULL)));
 323     aDone = false;
 324   }
 325   else {
 326     // it removes the processed value from the parameters list
 327     ModuleBase_ViewerPrsPtr aValue = theValues.first();//.takeFirst();
 328     if (!theToValidate || isValidInFilters(aValue)) {
 329       myIsSelection = true;
 330       aDone = setSelectionCustom(aValue);
 331       myIsSelection = false;
 332     }
 333   }
 334
 335   return aDone;
 336 }
 337
 338 void PartSet_WidgetSketchLabel::updateByPlaneSelected(const ModuleBase_ViewerPrsPtr& thePrs)
 339 {
 340   // Nullify a temporary remembered plane
 341   if (myTmpPlane.get())
 342     myTmpPlane.reset();
 343
 344   GeomPlanePtr aPlane = plane();
 345   if (!aPlane.get())
 346     return;
 347
 348   myPartSetMessage->hide();
 349   mySizeMessage->hide();
 350
 351   // 1. hide main planes if they have been displayed and display sketch preview plane
 352   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 353
 354   QString aSizeOfViewStr = mySizeOfView->text();
 355   bool isSetSizeOfView = false;
 356   double aSizeOfView = 0;
 357   if (!aSizeOfViewStr.isEmpty()) {
 358     aSizeOfView = aSizeOfViewStr.toDouble(&isSetSizeOfView);
 359     if (isSetSizeOfView && aSizeOfView <= 0) {
 360       isSetSizeOfView = false;
 361     }
 362   }
 363   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 364   if (aModule) {
 365     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 366     aModule->sketchMgr()->previewSketchPlane()->setSizeOfView(aSizeOfView, isSetSizeOfView);
 367     // Call of createSketchPlane is managed by events Loop
 368     //if (myViewVisible->isChecked())
 369     //  aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
 370   }
 371   // 2. if the planes were displayed, change the view projection
 372
 373   std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 374   gp_XYZ aXYZ = aDir->impl<gp_Dir>().XYZ();
 375   double aTwist = 0.0;
 376
 377   // Rotate view if the sketcher plane is selected only from preview planes
 378   // Preview planes are created only if there is no any shape
 379   bool aRotate = Config_PropManager::boolean(SKETCH_TAB_NAME, "rotate_to_plane");
 380   if (aRotate) {
 381     myWorkshop->viewer()->setViewProjection(aXYZ.X(), aXYZ.Y(), aXYZ.Z(), aTwist);
 382   }
 383   if (isSetSizeOfView && aSizeOfView > 0) {
 384     Handle(V3d_View) aView3d = myWorkshop->viewer()->activeView();
 385     if (!aView3d.IsNull()) {
 386       Bnd_Box aBndBox;
 387       double aHalfSize = aSizeOfView/2.0;
 388       aBndBox.Update(-aHalfSize, -aHalfSize, -aHalfSize, aHalfSize, aHalfSize, aHalfSize);
 389       aView3d->FitAll(aBndBox, 0.01, false);
 390     }
 391   }
 392   if (myOpenTransaction) {
 393     SessionPtr aMgr = ModelAPI_Session::get();
 394     aMgr->finishOperation();
 395     myOpenTransaction = false;
 396   }
 397   // 3. Clear text in the label
 398   myStackWidget->setCurrentIndex(1);
 399   //myLabel->setText("");
 400   //myLabel->setToolTip("");
 401   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 402
 403   // 5. Clear selection mode and define sketching mode
 404   emit planeSelected(plane());
 405   // after the plane is selected in the sketch, the sketch selection should be activated
 406   // it can not be performed in the sketch label widget because, we don't need to switch off
 407   // the selection by any label deactivation, but need to switch it off by stop the sketch
 408   myWorkshop->selectionActivate()->updateSelectionFilters();
 409   myWorkshop->selectionActivate()->updateSelectionModes();
 410
 411   if (aModule)
 412     aModule->onViewTransformed();
 413
 414   myWorkshop->updateCommandStatus();
 415   aWorkshop->selector()->clearSelection();
 416   myWorkshop->viewer()->update();
 417
 418   myRemoveExternal->setVisible(false);
 419 }
 420
 421 std::shared_ptr<GeomAPI_Pln> PartSet_WidgetSketchLabel::plane() const
 422 {
 423   CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 424   return PartSet_Tools::sketchPlane(aSketch);
 425 }
 426
 427 bool PartSet_WidgetSketchLabel::focusTo()
 428 {
 429   ModuleBase_Tools::setFocus(myStackWidget, "PartSet_WidgetSketchLabel::focusTo()");
 430   return true;
 431 }
 432
 433 void PartSet_WidgetSketchLabel::enableFocusProcessing()
 434 {
 435   myStackWidget->installEventFilter(this);
 436 }
 437
 438 void PartSet_WidgetSketchLabel::storeAttributeValue(const AttributePtr& theAttribute)
 439 {
 440   ModuleBase_WidgetValidated::storeAttributeValue(theAttribute);
 441 }
 442
 443 void PartSet_WidgetSketchLabel::restoreAttributeValue(const AttributePtr& theAttribute,
 444                                                       const bool theValid)
 445 {
 446   ModuleBase_WidgetValidated::restoreAttributeValue(theAttribute, theValid);
 447
 448   // it is not necessary to save the previous plane value because the plane is chosen once
 449   DataPtr aData = feature()->data();
 450   AttributeSelectionPtr aSelAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 451     (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 452   if (aSelAttr) {
 453     ResultPtr anEmptyResult;
 454     GeomShapePtr anEmptyShape;
 455     aSelAttr->setValue(anEmptyResult, anEmptyShape);
 456   }
 457   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 458     aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 459   anOrigin->reset();
 460   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 461     aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 462   aNormal->reset();
 463   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 464     aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 465   aDirX->reset();
 466 }
 467
 468 bool PartSet_WidgetSketchLabel::setSelectionCustom(const ModuleBase_ViewerPrsPtr& thePrs)
 469 {
 470   if (myIsSelection && myRemoveExternal->isVisible()) {
 471     if (myRemoveExternal->isChecked()) {
 472       myFeature->customAction(SketchPlugin_Sketch::ACTION_REMOVE_EXTERNAL());
 473     }
 474   }
 475   return fillSketchPlaneBySelection(thePrs);
 476 }
 477
 478 bool PartSet_WidgetSketchLabel::canFillSketch(const ModuleBase_ViewerPrsPtr& thePrs)
 479 {
 480   bool aCanFillSketch = true;
 481   // avoid any selection on sketch object
 482   ObjectPtr anObject = thePrs->object();
 483   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 484   if (aResult.get()) {
 485     FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 486     if (aFeature->getKind() == SketchPlugin_Sketch::ID())
 487       aCanFillSketch = false;
 488   }
 489   // check plane or planar face of any non-sketch object
 490   if (aCanFillSketch) {
 491     GeomShapePtr aGeomShape = thePrs->shape();
 492     if ((!aGeomShape.get() || aGeomShape->isNull()) && aResult.get()) {
 493       aGeomShape = aResult->shape();
 494     }
 495
 496     if (aGeomShape.get() && aGeomShape->shapeType() == GeomAPI_Shape::FACE) {
 497       std::shared_ptr<GeomAPI_Face> aGeomFace(new GeomAPI_Face(aGeomShape));
 498       aCanFillSketch = aGeomFace.get() && aGeomFace->isPlanar();
 499     }
 500     else
 501       aCanFillSketch = false;
 502   }
 503   return aCanFillSketch;
 504 }
 505
 506 bool PartSet_WidgetSketchLabel::fillSketchPlaneBySelection(const ModuleBase_ViewerPrsPtr& thePrs)
 507 {
 508   bool isOwnerSet = false;
 509
 510   const GeomShapePtr& aShape = thePrs->shape();
 511   std::shared_ptr<GeomAPI_Dir> aDir;
 512
 513   if (aShape.get() && !aShape->isNull()) {
 514     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 515     aDir = setSketchPlane(aTDShape);
 516     isOwnerSet = aDir.get();
 517   }
 518   if (thePrs->object() && (feature() != thePrs->object())) {
 519     FeaturePtr aFeature = ModelAPI_Feature::feature(thePrs->object());
 520     DataPtr aData = feature()->data();
 521     AttributeSelectionPtr aSelAttr =
 522       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 523       (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 524     if (aSelAttr.get()) {
 525       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(thePrs->object());
 526       if (aRes.get()) {
 527         GeomShapePtr aShapePtr;
 528         if (!aShape.get() || aShape->isNull()) {  // selection happens in the OCC viewer
 529           aShapePtr = ModelAPI_Tools::shape(aRes);
 530         }
 531         else { // selection happens in OB browser
 532           aShapePtr = aShape;
 533         }
 534         if (aShapePtr.get() && aShapePtr->isFace()) {
 535           const TopoDS_Shape& aTDShape = aShapePtr->impl<TopoDS_Shape>();
 536           setSketchPlane(aTDShape);
 537           aSelAttr->setValue(aRes, aShapePtr);
 538           isOwnerSet = true;
 539         }
 540       }
 541       else {
 542         aSelAttr->setValue(aFeature, GeomShapePtr());
 543         GeomShapePtr aSelShape = aSelAttr->value();
 544         if (!aSelShape.get() && aSelAttr->contextFeature().get() &&
 545           aSelAttr->contextFeature()->firstResult().get()) {
 546           aSelShape = aSelAttr->contextFeature()->firstResult()->shape();
 547         }
 548         if (aSelShape.get() && aSelShape->isPlanar()) {
 549           const TopoDS_Shape& aTDShape = aSelShape->impl<TopoDS_Shape>();
 550           setSketchPlane(aTDShape);
 551           isOwnerSet = true;
 552         }
 553       }
 554     }
 555   }
 556   return isOwnerSet;
 557 }
 558
 559 void PartSet_WidgetSketchLabel::activateCustom()
 560 {
 561   QWidget* aTopWidget = window();
 562   if (aTopWidget)
 563     aTopWidget->installEventFilter(this);
 564
 565   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 566   if (aModule) {
 567     bool isBlocked = myAutoConstraints->blockSignals(true);
 568     myAutoConstraints->setChecked(aModule->sketchReentranceMgr()->isAutoConstraints());
 569     myAutoConstraints->blockSignals(isBlocked);
 570   }
 571
 572   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 573   if (aPlane.get()) {
 574     myStackWidget->setCurrentIndex(1);
 575     return;
 576   }
 577
 578   myStackWidget->setCurrentIndex(0);
 579   bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 580
 581   // Clear previous selection mode It is necessary for correct activation of preview planes
 582   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 583   XGUI_Displayer* aDisp = aWorkshop->displayer();
 584   aWorkshop->selectionActivate()->activateObjects(QIntList(), aDisp->displayedObjects(), false);
 585
 586   if (!aBodyIsVisualized) {
 587     // We have to select a plane before any operation
 588     myPreviewPlanes->showPreviewPlanes(myWorkshop);
 589     mySizeOfViewWidget->setVisible(true);
 590   }
 591   else
 592     mySizeOfViewWidget->setVisible(false);
 593 }
 594
 595 void PartSet_WidgetSketchLabel::showEvent(QShowEvent* theEvent)
 596 {
 597   ModuleBase_WidgetValidated::showEvent(theEvent);
 598   QTimer::singleShot(10, this, SLOT(onShowPanel()));
 599 }
 600
 601 void PartSet_WidgetSketchLabel::hideEvent(QHideEvent* theEvent)
 602 {
 603   ModuleBase_WidgetValidated::hideEvent(theEvent);
 604   if (myPartSetMessage->isVisible())
 605     myPartSetMessage->hide();
 606   if (mySizeMessage->isVisible())
 607     mySizeMessage->hide();
 608 }
 609
 610
 611 void PartSet_WidgetSketchLabel::onShowPanel()
 612 {
 613   //if (mySizeOfViewWidget->isVisible()) {
 614   if (myStackWidget->currentIndex() == 0) {
 615     DocumentPtr aDoc = feature()->document();
 616     DocumentPtr aModDoc = ModelAPI_Session::get()->moduleDocument();
 617     if (aModDoc == aDoc) {
 618       myPartSetMessage->move(mapToGlobal(geometry().bottomLeft()));
 619       myPartSetMessage->show();
 620     }
 621     if (mySizeOfViewWidget->isVisible()) {
 622       QPoint aPnt = mySizeOfView->mapToGlobal(mySizeOfView->geometry().center());
 623       mySizeMessage->move(aPnt);
 624       mySizeMessage->show();
 625     }
 626   }
 627 }
 628
 629 void PartSet_WidgetSketchLabel::deactivate()
 630 {
 631   QWidget* aTopWidget = window();
 632   if (aTopWidget)
 633     aTopWidget->removeEventFilter(this);
 634
 635   if (myTmpPlane.get()) {
 636     setSketchPlane(myTmpPlane);
 637     myTmpPlane.reset();
 638   }
 639
 640   ModuleBase_WidgetValidated::deactivate();
 641   bool aHidePreview = myPreviewPlanes->isPreviewDisplayed();
 642   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 643
 644   if (aHidePreview)
 645     myWorkshop->viewer()->update();
 646
 647   if (myOpenTransaction) {
 648     SessionPtr aMgr = ModelAPI_Session::get();
 649     aMgr->finishOperation();
 650     myOpenTransaction = false;
 651   }
 652 }
 653
 654 void PartSet_WidgetSketchLabel::selectionModes(int& theModuleSelectionModes, QIntList& theModes)
 655 {
 656   theModuleSelectionModes = -1;
 657   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 658   if (!aPlane.get())
 659     theModes << TopAbs_FACE;
 660 }
 661
 662 void PartSet_WidgetSketchLabel::selectionFilters(QIntList& theModuleSelectionFilters,
 663                                                  SelectMgr_ListOfFilter& theSelectionFilters)
 664 {
 665   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 666   if (aPlane.get())
 667     return;
 668   return ModuleBase_WidgetValidated::selectionFilters(theModuleSelectionFilters,
 669                                                       theSelectionFilters);
 670 }
 671
 672 std::shared_ptr<GeomAPI_Dir>
 673   PartSet_WidgetSketchLabel::setSketchPlane(const TopoDS_Shape& theShape)
 674 {
 675   if (theShape.IsNull())
 676     return std::shared_ptr<GeomAPI_Dir>();
 677
 678   // get selected shape
 679   std::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
 680   aGShape->setImpl(new TopoDS_Shape(theShape));
 681
 682   // get plane parameters
 683   std::shared_ptr<GeomAPI_Face> aFace(new GeomAPI_Face(aGShape));
 684   std::shared_ptr<GeomAPI_Pln> aPlane = aFace->getPlane();
 685   if (!aPlane.get())
 686     return std::shared_ptr<GeomAPI_Dir>();
 687   return setSketchPlane(aPlane);
 688 }
 689
 690 std::shared_ptr<GeomAPI_Dir>
 691   PartSet_WidgetSketchLabel::setSketchPlane(std::shared_ptr<GeomAPI_Pln> thePlane)
 692 {
 693   // set plane parameters to feature
 694   std::shared_ptr<ModelAPI_Data> aData = feature()->data();
 695   double anA, aB, aC, aD;
 696   thePlane->coefficients(anA, aB, aC, aD);
 697
 698   // calculate attributes of the sketch
 699   std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 700   std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 701   std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 702   aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 703   std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 704   // X axis is preferable to be dirX on the sketch
 705   const double tol = Precision::Confusion();
 706   bool isX = fabs(fabs(anA) - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 707   std::shared_ptr<GeomAPI_Dir> aTempDir(
 708       isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 709   std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 710   std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 711
 712   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 713       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 714   anOrigin->setValue(anOrigPnt);
 715   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 716       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 717   aNormal->setValue(aNormDir);
 718   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 719       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 720   aDirX->setValue(aXDir);
 721   std::shared_ptr<GeomAPI_Dir> aDir = thePlane->direction();
 722   return aDir;
 723 }
 724
 725 void PartSet_WidgetSketchLabel::onSetPlaneView()
 726 {
 727   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 728   if (aPlane.get()) {
 729     std::shared_ptr<GeomAPI_Dir> aDirection = aPlane->direction();
 730     gp_Dir aDir = aDirection->impl<gp_Dir>();
 731     if (myViewInverted->isChecked())
 732       aDir.Reverse();
 733     myWorkshop->viewer()->setViewProjection(aDir.X(), aDir.Y(), aDir.Z(), 0.);
 734     PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 735     if (aModule)
 736       aModule->onViewTransformed();
 737   }
 738 }
 739
 740
 741 //******************************************************
 742 QList<ModuleBase_ViewerPrsPtr> PartSet_WidgetSketchLabel::findCircularEdgesInPlane()
 743 {
 744   QList<std::shared_ptr<ModuleBase_ViewerPrs>> aResult;
 745   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 746   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 747   QObjectPtrList aDispObjects = aDisplayer->displayedObjects();
 748
 749   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 750   foreach(ObjectPtr aObj, aDispObjects) {
 751     ResultPtr aResObj = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 752     if (aResObj.get()) {
 753       GeomShapePtr aShape = aResObj->shape();
 754       if (aShape.get()) {
 755         GeomAPI_ShapeExplorer aExplorer(aShape, GeomAPI_Shape::EDGE);
 756         for(; aExplorer.more(); aExplorer.next()) {
 757           GeomShapePtr aEdgeShape = aExplorer.current();
 758           GeomAPI_Edge anEdge(aEdgeShape);
 759           if ((anEdge.isCircle() || anEdge.isArc() || anEdge.isEllipse()) &&
 760                anEdge.isInPlane(aPlane)) {
 761             bool isContains = false;
 762             // Check that edge is not used.
 763             // It is possible that the same edge will be taken from different faces
 764             foreach(ModuleBase_ViewerPrsPtr aPrs, aResult) {
 765               GeomAPI_Edge aUsedEdge(aPrs->shape());
 766               if (aUsedEdge.isEqual(aEdgeShape)) {
 767                 isContains = true;
 768                 break;
 769               }
 770             }
 771             if (!isContains) {
 772               ModuleBase_ViewerPrsPtr aPrs(new ModuleBase_ViewerPrs(aResObj, aEdgeShape));
 773               aResult.append(aPrs);
 774             }
 775           }
 776         }
 777       }
 778     }
 779   }
 780   return aResult;
 781 }
 782
 783 //******************************************************
 784 void PartSet_WidgetSketchLabel::onChangePlane()
 785 {
 786   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 787   if (aModule) {
 788     mySizeOfViewWidget->setVisible(false);
 789     myRemoveExternal->setVisible(true);
 790     myStackWidget->setCurrentIndex(0);
 791
 792     bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 793
 794     if (!aBodyIsVisualized) {
 795       // We have to select a plane before any operation
 796       myPreviewPlanes->showPreviewPlanes(myWorkshop);
 797     }
 798
 799     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 800     myTmpPlane = PartSet_Tools::sketchPlane(aSketch);
 801     PartSet_Tools::nullifySketchPlane(aSketch);
 802
 803     Handle(SelectMgr_Filter) aFilter = aModule->selectionFilter(SF_SketchPlaneFilter);
 804     if (!aFilter.IsNull()) {
 805       std::shared_ptr<GeomAPI_Pln> aPln;
 806       Handle(ModuleBase_ShapeInPlaneFilter)::DownCast(aFilter)->setPlane(aPln);
 807     }
 808     XGUI_Workshop* aWorkshop = aModule->getWorkshop();
 809
 810     aWorkshop->selectionActivate()->updateSelectionFilters();
 811     aWorkshop->selectionActivate()->updateSelectionModes();
 812
 813     SessionPtr aMgr = ModelAPI_Session::get();
 814     aMgr->startOperation("Change Sketch plane");
 815     myOpenTransaction = true;
 816     myWorkshop->viewer()->update();
 817   }
 818 }
 819
 820 void PartSet_WidgetSketchLabel::setShowPointsState(bool theState)
 821 {
 822   bool aBlock = myShowPoints->blockSignals(true);
 823   myShowPoints->setChecked(theState);
 824   myShowPoints->blockSignals(aBlock);
 825 }
 826
 827 bool PartSet_WidgetSketchLabel::restoreValueCustom()
 828 {
 829   if (myFeature.get()) {
 830     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 831     if (aSketch.get() && (aSketch->numberOfSubs() > 0)) {
 832       AttributeStringPtr aDOFStr = aSketch->string("SolverDOF");
 833       if (aDOFStr.get()) {
 834         QString aVal(aDOFStr->value().c_str());
 835         if (aVal.contains('=')) {
 836           // to support old data
 837           aVal = aVal.right(aVal.length() - aVal.lastIndexOf('='));
 838         }
 839         int aDoF = aVal.toInt();
 840         if (aDoF == 0) {
 841           myDoFLabel->setText(tr("Sketch is fully fixed (DoF = 0)"));
 842           myShowDOFBtn->setEnabled(false);
 843         } else {
 844           myDoFLabel->setText(tr("DoF (degrees of freedom) = ") + aVal);
 845           myShowDOFBtn->setEnabled(true);
 846         }
 847       }
 848     }
 849     else {
 850       myDoFLabel->setText("");
 851       myShowDOFBtn->setEnabled(false);
 852     }
 853   }
 854   return true;
 855 }
 856
 857
 858 void PartSet_WidgetSketchLabel::onShowDOF()
 859 {
 860   CompositeFeaturePtr aCompFeature =
 861     std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 862   if (aCompFeature.get()) {
 863     static const Events_ID anEvent = Events_Loop::eventByName(EVENT_GET_DOF_OBJECTS);
 864     ModelAPI_EventCreator::get()->sendUpdated(aCompFeature, anEvent);
 865     Events_Loop::loop()->flush(anEvent);
 866
 867     // Transfer focus to the current viewport for correct processing of a key event
 868     QWidget* aViewPort = myWorkshop->viewer()->activeViewPort();
 869     if (aViewPort)
 870       aViewPort->setFocus();
 871   }
 872 }
 873
 874 bool PartSet_WidgetSketchLabel::eventFilter(QObject* theObj, QEvent* theEvent)
 875 {
 876   if (theObj == window()) {
 877     int aType = theEvent->type();
 878     if ((aType == QEvent::Hide) || (aType == QEvent::WindowDeactivate)) {
 879       if (myPartSetMessage->isVisible())
 880         myPartSetMessage->hide();
 881       if (mySizeMessage->isVisible())
 882         mySizeMessage->hide();
 883     }
 884     else if ((aType == QEvent::Show) || (aType == QEvent::WindowActivate))
 885       onShowPanel();
 886   }
 887   return ModuleBase_WidgetValidated::eventFilter(theObj, theEvent);
 888 }
 889
 890 void PartSet_WidgetSketchLabel::onShowViewPlane(bool toShow)
 891 {
 892   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 893   if (toShow) {
 894     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 895     aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
 896   }
 897   else {
 898     aModule->sketchMgr()->previewSketchPlane()->eraseSketchPlane(myWorkshop, false);
 899   }
 900   myWorkshop->viewer()->update();
 901 }