src/PartSet/PartSet_WidgetSketchLabel.cpp

   1 // Copyright (C) 2014-2023  CEA, EDF
   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 <Bnd_Box.hxx>
  67
  68 #include <Config_WidgetAPI.h>
  69 #include <Config_PropManager.h>
  70
  71 #include <QLabel>
  72 #include <QApplication>
  73 #include <QVBoxLayout>
  74 #include <QHBoxLayout>
  75 #include <QCheckBox>
  76 #include <QGroupBox>
  77 #include <QPushButton>
  78 #include <QLineEdit>
  79 #include <QDoubleValidator>
  80 #include <QDialog>
  81 #include <QTimer>
  82
  83 #ifdef WIN32
  84 #pragma warning(disable : 4456) // for nested foreach
  85 #endif
  86
  87 #ifndef DBL_MAX
  88 #define DBL_MAX 1.7976931348623158e+308
  89 #endif
  90
  91 PartSet_WidgetSketchLabel::PartSet_WidgetSketchLabel(QWidget* theParent,
  92                         ModuleBase_IWorkshop* theWorkshop,
  93                         const Config_WidgetAPI* theData,
  94                         const QMap<PartSet_Tools::ConstraintVisibleState, bool>& toShowConstraints)
  95 : ModuleBase_WidgetValidated(theParent, theWorkshop, theData), myOpenTransaction(false),
  96 myIsSelection(false)
  97 {
  98   QVBoxLayout* aLayout = new QVBoxLayout(this);
  99   ModuleBase_Tools::zeroMargins(aLayout);
 100
 101   myStackWidget = new QStackedWidget(this);
 102   myStackWidget->setContentsMargins(0,0,0,0);
 103   aLayout->addWidget(myStackWidget);
 104
 105   // Define label for plane selection
 106   QWidget* aFirstWgt = new QWidget(this);
 107
 108   // Size of the View control
 109   mySizeOfViewWidget = new QWidget(aFirstWgt);
 110   QHBoxLayout* aSizeLayout = new QHBoxLayout(mySizeOfViewWidget);
 111   aSizeLayout->addWidget(new QLabel(tr("Size of the view"), mySizeOfViewWidget));
 112   mySizeOfView = new QLineEdit(mySizeOfViewWidget);
 113
 114   QDoubleValidator* aValidator = new QDoubleValidator(0, DBL_MAX, 12, mySizeOfView);
 115   aValidator->setLocale(ModuleBase_Tools::doubleLocale());
 116   aValidator->setNotation(QDoubleValidator::StandardNotation);
 117   mySizeOfView->setValidator(aValidator);
 118   aSizeLayout->addWidget(mySizeOfView);
 119
 120   myPartSetMessage = new QDialog(this, Qt::ToolTip);
 121   myPartSetMessage->setModal(false);
 122   myPartSetMessage->setStyleSheet("background-color:lightyellow;");
 123   QVBoxLayout* aMsgLay = new QVBoxLayout(myPartSetMessage);
 124   QString aMsg = tr("The Sketch is created in PartSet.\n"
 125     "It will be necessary to create a Part in order to use this sketch for body creation");
 126   aMsgLay->addWidget(new QLabel(aMsg, myPartSetMessage));
 127   myPartSetMessage->hide();
 128
 129   mySizeMessage = new QDialog(mySizeOfView, Qt::ToolTip);
 130   mySizeMessage->setModal(false);
 131   mySizeMessage->setStyleSheet("background-color:lightyellow;");
 132   aMsgLay = new QVBoxLayout(mySizeMessage);
 133   aMsg = tr("A size of Sketch view can be defined here.");
 134   aMsgLay->addWidget(new QLabel(aMsg, mySizeMessage));
 135   mySizeMessage->hide();
 136
 137   QString aText = translate(theData->getProperty("title"));
 138   QLabel* aLabel = new QLabel(aText, aFirstWgt);
 139   aLabel->setWordWrap(true);
 140   QString aTooltip = translate(theData->getProperty("tooltip"));
 141   aLabel->setToolTip(aTooltip);
 142   aLabel->setIndent(5);
 143
 144   aLayout = new QVBoxLayout(aFirstWgt);
 145   ModuleBase_Tools::zeroMargins(aLayout);
 146   aLayout->addWidget(mySizeOfViewWidget);
 147   aLayout->addWidget(aLabel);
 148
 149   myRemoveExternal = new QCheckBox(tr("Remove external dependencies"), aFirstWgt);
 150   myRemoveExternal->setChecked(false);
 151   aLayout->addWidget(myRemoveExternal);
 152   myRemoveExternal->setVisible(false);
 153
 154   aLayout->addStretch(1);
 155
 156   myStackWidget->addWidget(aFirstWgt);
 157
 158   // Define widget for sketch manmagement
 159   QWidget* aSecondWgt = new QWidget(this);
 160   aLayout = new QVBoxLayout(aSecondWgt);
 161   ModuleBase_Tools::zeroMargins(aLayout);
 162
 163   QGroupBox* aViewBox = new QGroupBox(tr("Sketcher plane"), this);
 164   QGridLayout* aViewLayout = new QGridLayout(aViewBox);
 165
 166   myViewInverted = new QCheckBox(tr("Reversed"), aViewBox);
 167   aViewLayout->addWidget(myViewInverted, 0, 0);
 168
 169   // Sketch plane visibility
 170   myViewVisible = new QCheckBox(tr("Visible"), aViewBox);
 171   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 172   PartSet_PreviewSketchPlane* aPreviewPlane = aModule->sketchMgr()->previewSketchPlane();
 173   if (aPreviewPlane->isPlaneCreated())
 174     // init with current state
 175     myViewVisible->setChecked(aPreviewPlane->isDisplayed());
 176   else
 177     // true by default (at start of sketch creation)
 178     myViewVisible->setChecked(true);
 179
 180   aViewLayout->addWidget(myViewVisible, 0, 1, Qt::AlignRight);
 181   connect(myViewVisible, SIGNAL(toggled(bool)), this, SLOT(onShowViewPlane(bool)));
 182
 183   QPushButton* aSetViewBtn =
 184     new QPushButton(QIcon(":icons/plane_view.png"), tr("Set plane view"), aViewBox);
 185   connect(aSetViewBtn, SIGNAL(clicked(bool)), this, SLOT(onSetPlaneView()));
 186   aViewLayout->addWidget(aSetViewBtn, 1, 0, 1, 2);
 187
 188   aLayout->addWidget(aViewBox);
 189
 190   QMap<PartSet_Tools::ConstraintVisibleState, QString> aStates;
 191   aStates[PartSet_Tools::Geometrical] = tr("Show geometrical constraints");
 192   aStates[PartSet_Tools::Dimensional] = tr("Show dimensional constraints");
 193   aStates[PartSet_Tools::Expressions] = tr("Show existing expressions");
 194
 195   QMap<PartSet_Tools::ConstraintVisibleState, QString>::const_iterator anIt = aStates.begin(),
 196                                                         aLast = aStates.end();
 197   for (; anIt != aLast; anIt++) {
 198     QCheckBox* aShowConstraints = new QCheckBox(anIt.value(), this);
 199     connect(aShowConstraints, SIGNAL(toggled(bool)), this, SLOT(onShowConstraint(bool)));
 200     aLayout->addWidget(aShowConstraints);
 201
 202     PartSet_Tools::ConstraintVisibleState aState = anIt.key();
 203     myShowConstraints[aState] = aShowConstraints;
 204
 205     if (toShowConstraints.contains(aState))
 206       aShowConstraints->setChecked(toShowConstraints[aState]);
 207   }
 208   myShowPoints = new QCheckBox(tr("Show free points"), this);
 209   connect(myShowPoints, SIGNAL(toggled(bool)), this, SIGNAL(showFreePoints(bool)));
 210   aLayout->addWidget(myShowPoints);
 211
 212   myAutoConstraints = new QCheckBox(tr("Automatic constraints"), this);
 213   myAutoConstraints->setToolTip(tr("Automatic vertical and horizontal constraints"));
 214   connect(myAutoConstraints, SIGNAL(toggled(bool)), this, SIGNAL(autoConstraints(bool)));
 215   aLayout->addWidget(myAutoConstraints);
 216
 217   QPushButton* aPlaneBtn = new QPushButton(tr("Change sketch plane"), aSecondWgt);
 218   connect(aPlaneBtn, SIGNAL(clicked(bool)), SLOT(onChangePlane()));
 219   aLayout->addWidget(aPlaneBtn);
 220
 221   aLayout->addSpacing(15);
 222
 223   myDoFLabel = new QLabel("", aSecondWgt);
 224   aLayout->addWidget(myDoFLabel);
 225
 226   myShowDOFBtn = new QPushButton(tr("Show remaining DoFs"), aSecondWgt);
 227   aLayout->addWidget(myShowDOFBtn);
 228   myShowDOFBtn->setEnabled(false);
 229   connect(myShowDOFBtn, SIGNAL(clicked(bool)), SLOT(onShowDOF()));
 230
 231   myStackWidget->addWidget(aSecondWgt);
 232   //setLayout(aLayout);
 233
 234   myPreviewPlanes = new PartSet_PreviewPlanes();
 235 }
 236
 237 PartSet_WidgetSketchLabel::~PartSet_WidgetSketchLabel()
 238 {
 239 }
 240
 241 bool PartSet_WidgetSketchLabel::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
 242                                              const bool theToValidate)
 243 {
 244   // do not use the given selection if the plane of the sketch has been already set.
 245   // If this check is absent, a selected plane in the viewer can be set in the sketch
 246   // even if the sketch is built on another plane.
 247   if (plane().get())
 248     return true;
 249
 250   ModuleBase_ViewerPrsPtr aPrs = theValues.first();
 251   bool aDone = setSelectionInternal(theValues, theToValidate);
 252   if (aDone)
 253     updateByPlaneSelected(aPrs);
 254   return aDone;
 255 }
 256
 257 QList<QWidget*> PartSet_WidgetSketchLabel::getControls() const
 258 {
 259   QList<QWidget*> aResult;
 260   aResult << myStackWidget;
 261   return aResult;
 262 }
 263
 264 bool PartSet_WidgetSketchLabel::processSelection()
 265 {
 266   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 267   if (aPlane.get())
 268     return false;
 269
 270   QList<ModuleBase_ViewerPrsPtr> aSelected = getFilteredSelected();
 271
 272   if (aSelected.empty())
 273     return false;
 274   ModuleBase_ViewerPrsPtr aPrs = aSelected.first();
 275   bool aDone = setSelectionInternal(aSelected, false);
 276   if (aDone) {
 277     updateByPlaneSelected(aPrs);
 278     updateObject(myFeature);
 279   }
 280
 281   return aDone;
 282 }
 283
 284 void PartSet_WidgetSketchLabel::onShowConstraint(bool theOn)
 285 {
 286   QCheckBox* aSenderCheckBox = qobject_cast<QCheckBox*>(sender());
 287
 288   QMap<PartSet_Tools::ConstraintVisibleState, QCheckBox*>::const_iterator
 289                           anIt = myShowConstraints.begin(), aLast = myShowConstraints.end();
 290
 291   PartSet_Tools::ConstraintVisibleState aState = PartSet_Tools::Geometrical;
 292   bool aFound = false;
 293   for (; anIt != aLast && !aFound; anIt++) {
 294     aFound = anIt.value() == aSenderCheckBox;
 295     if (aFound)
 296       aState = anIt.key();
 297   }
 298   if (aFound)
 299     emit showConstraintToggled(aState, theOn);
 300 }
 301
 302 void PartSet_WidgetSketchLabel::blockAttribute(const AttributePtr& theAttribute,
 303                                                const bool& theToBlock, bool& isFlushesActived,
 304                                                bool& isAttributeSetInitializedBlocked,
 305                                                bool& isAttributeSendUpdatedBlocked)
 306 {
 307   ModuleBase_WidgetValidated::blockAttribute(theAttribute, theToBlock, isFlushesActived,
 308                                              isAttributeSetInitializedBlocked,
 309                                              isAttributeSendUpdatedBlocked);
 310   // We do not restore the previous state of isAttributeSetInitializedBlocked for each of
 311   // attributes. It it is necessary, these states should be append to the method attributes
 312   // or stored in the widget
 313
 314   std::list<AttributePtr> anAttributes = myFeature->data()->attributes("");
 315   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 316   QStringList aValues;
 317   for(; anIt != aLast; anIt++) {
 318     AttributePtr anAttribute = *anIt;
 319     if (theToBlock)
 320       anAttribute->blockSetInitialized(true);
 321     else
 322       anAttribute->blockSetInitialized(isAttributeSetInitializedBlocked);
 323   }
 324 }
 325
 326 bool PartSet_WidgetSketchLabel::setSelectionInternal(
 327                                           const QList<ModuleBase_ViewerPrsPtr>& theValues,
 328                                           const bool theToValidate)
 329 {
 330   bool aDone = false;
 331   if (theValues.empty()) {
 332     // In order to make reselection possible, set empty object and shape should be done
 333     setSelectionCustom(ModuleBase_ViewerPrsPtr(
 334                               new ModuleBase_ViewerPrs(ObjectPtr(), GeomShapePtr(), NULL)));
 335     aDone = false;
 336   }
 337   else {
 338     // it removes the processed value from the parameters list
 339     ModuleBase_ViewerPrsPtr aValue = theValues.first();//.takeFirst();
 340     if (!theToValidate || isValidInFilters(aValue)) {
 341       myIsSelection = true;
 342       aDone = setSelectionCustom(aValue);
 343       myIsSelection = false;
 344     }
 345   }
 346
 347   return aDone;
 348 }
 349
 350 void PartSet_WidgetSketchLabel::updateByPlaneSelected(const ModuleBase_ViewerPrsPtr& thePrs)
 351 {
 352   // Nullify a temporary remembered plane
 353   if (myTmpPlane.get())
 354     myTmpPlane.reset();
 355
 356   GeomPlanePtr aPlane = plane();
 357   if (!aPlane.get())
 358     return;
 359
 360   myPartSetMessage->hide();
 361   mySizeMessage->hide();
 362
 363   // 1. hide main planes if they have been displayed and display sketch preview plane
 364   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 365
 366   QString aSizeOfViewStr = mySizeOfView->text();
 367   bool isSetSizeOfView = false;
 368   double aSizeOfView = 0;
 369   if (!aSizeOfViewStr.isEmpty()) {
 370     aSizeOfView = aSizeOfViewStr.toDouble(&isSetSizeOfView);
 371     if (isSetSizeOfView && aSizeOfView <= 0) {
 372       isSetSizeOfView = false;
 373     }
 374   }
 375   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 376   if (aModule) {
 377     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 378     aModule->sketchMgr()->previewSketchPlane()->setSizeOfView(aSizeOfView, isSetSizeOfView);
 379     if (myViewVisible->isChecked())
 380       aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
 381     else
 382       aModule->sketchMgr()->previewSketchPlane()->clearPlanePreview();
 383   }
 384   // 2. if the planes were displayed, change the view projection
 385
 386   std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 387   gp_XYZ aXYZ = aDir->impl<gp_Dir>().XYZ();
 388   double aTwist = 0.0;
 389
 390   // Rotate view if the sketcher plane is selected only from preview planes
 391   // Preview planes are created only if there is no any shape
 392   bool aRotate = Config_PropManager::boolean(SKETCH_TAB_NAME, "rotate_to_plane");
 393   if (aRotate) {
 394     myWorkshop->viewer()->setViewProjection(aXYZ.X(), aXYZ.Y(), aXYZ.Z(), aTwist);
 395   }
 396   if (isSetSizeOfView && aSizeOfView > 0) {
 397     Handle(V3d_View) aView3d = myWorkshop->viewer()->activeView();
 398     if (!aView3d.IsNull()) {
 399       Bnd_Box aBndBox;
 400       double aHalfSize = aSizeOfView/2.0;
 401       aBndBox.Update(-aHalfSize, -aHalfSize, -aHalfSize, aHalfSize, aHalfSize, aHalfSize);
 402       aView3d->FitAll(aBndBox, 0.01, false);
 403     }
 404   }
 405   if (myOpenTransaction) {
 406     SessionPtr aMgr = ModelAPI_Session::get();
 407     aMgr->finishOperation();
 408     myOpenTransaction = false;
 409   }
 410   // 3. Clear text in the label
 411   myStackWidget->setCurrentIndex(1);
 412   //myLabel->setText("");
 413   //myLabel->setToolTip("");
 414   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 415
 416   // 5. Clear selection mode and define sketching mode
 417   emit planeSelected(plane());
 418   // after the plane is selected in the sketch, the sketch selection should be activated
 419   // it can not be performed in the sketch label widget because, we don't need to switch off
 420   // the selection by any label deactivation, but need to switch it off by stop the sketch
 421   myWorkshop->selectionActivate()->updateSelectionFilters();
 422   myWorkshop->selectionActivate()->updateSelectionModes();
 423
 424   if (aModule)
 425     aModule->onViewTransformed();
 426
 427   myWorkshop->updateCommandStatus();
 428   aWorkshop->selector()->clearSelection();
 429   myWorkshop->viewer()->update();
 430
 431   myRemoveExternal->setVisible(false);
 432 }
 433
 434 std::shared_ptr<GeomAPI_Pln> PartSet_WidgetSketchLabel::plane() const
 435 {
 436   CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 437   return PartSet_Tools::sketchPlane(aSketch);
 438 }
 439
 440 bool PartSet_WidgetSketchLabel::focusTo()
 441 {
 442   ModuleBase_Tools::setFocus(myStackWidget, "PartSet_WidgetSketchLabel::focusTo()");
 443   return true;
 444 }
 445
 446 void PartSet_WidgetSketchLabel::enableFocusProcessing()
 447 {
 448   myStackWidget->installEventFilter(this);
 449 }
 450
 451 void PartSet_WidgetSketchLabel::storeAttributeValue(const AttributePtr& theAttribute)
 452 {
 453   ModuleBase_WidgetValidated::storeAttributeValue(theAttribute);
 454 }
 455
 456 void PartSet_WidgetSketchLabel::restoreAttributeValue(const AttributePtr& theAttribute,
 457                                                       const bool theValid)
 458 {
 459   ModuleBase_WidgetValidated::restoreAttributeValue(theAttribute, theValid);
 460
 461   // it is not necessary to save the previous plane value because the plane is chosen once
 462   DataPtr aData = feature()->data();
 463   AttributeSelectionPtr aSelAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 464     (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 465   if (aSelAttr) {
 466     ResultPtr anEmptyResult;
 467     GeomShapePtr anEmptyShape;
 468     aSelAttr->setValue(anEmptyResult, anEmptyShape);
 469   }
 470   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 471     aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 472   anOrigin->reset();
 473   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 474     aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 475   aNormal->reset();
 476   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 477     aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 478   aDirX->reset();
 479 }
 480
 481 bool PartSet_WidgetSketchLabel::setSelectionCustom(const ModuleBase_ViewerPrsPtr& thePrs)
 482 {
 483   if (myIsSelection && myRemoveExternal->isVisible()) {
 484     if (myRemoveExternal->isChecked()) {
 485       myFeature->customAction(SketchPlugin_Sketch::ACTION_REMOVE_EXTERNAL());
 486     }
 487   }
 488   return fillSketchPlaneBySelection(thePrs);
 489 }
 490
 491 bool PartSet_WidgetSketchLabel::canFillSketch(const ModuleBase_ViewerPrsPtr& thePrs)
 492 {
 493   bool aCanFillSketch = true;
 494   // avoid any selection on sketch object
 495   ObjectPtr anObject = thePrs->object();
 496   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 497   if (aResult.get()) {
 498     FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 499     if (aFeature->getKind() == SketchPlugin_Sketch::ID())
 500       aCanFillSketch = false;
 501   }
 502   // check plane or planar face of any non-sketch object
 503   if (aCanFillSketch) {
 504     GeomShapePtr aGeomShape = thePrs->shape();
 505     if ((!aGeomShape.get() || aGeomShape->isNull()) && aResult.get()) {
 506       aGeomShape = aResult->shape();
 507     }
 508
 509     if (aGeomShape.get() && aGeomShape->shapeType() == GeomAPI_Shape::FACE) {
 510       std::shared_ptr<GeomAPI_Face> aGeomFace(new GeomAPI_Face(aGeomShape));
 511       aCanFillSketch = aGeomFace.get() && aGeomFace->isPlanar();
 512     }
 513     else
 514       aCanFillSketch = false;
 515   }
 516   return aCanFillSketch;
 517 }
 518
 519 bool PartSet_WidgetSketchLabel::fillSketchPlaneBySelection(const ModuleBase_ViewerPrsPtr& thePrs)
 520 {
 521   bool isOwnerSet = false;
 522
 523   const GeomShapePtr& aShape = thePrs->shape();
 524   std::shared_ptr<GeomAPI_Dir> aDir;
 525
 526   if (aShape.get() && !aShape->isNull()) {
 527     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 528     aDir = setSketchPlane(aTDShape);
 529     isOwnerSet = aDir.get();
 530   }
 531   if (thePrs->object() && (feature() != thePrs->object())) {
 532     FeaturePtr aFeature = ModelAPI_Feature::feature(thePrs->object());
 533     DataPtr aData = feature()->data();
 534     AttributeSelectionPtr aSelAttr =
 535       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 536       (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 537     if (aSelAttr.get()) {
 538       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(thePrs->object());
 539       if (aRes.get()) {
 540         GeomShapePtr aShapePtr;
 541         if (!aShape.get() || aShape->isNull()) {  // selection happens in the OCC viewer
 542           aShapePtr = ModelAPI_Tools::shape(aRes);
 543         }
 544         else { // selection happens in OB browser
 545           aShapePtr = aShape;
 546         }
 547         if (aShapePtr.get() && aShapePtr->isFace()) {
 548           const TopoDS_Shape& aTDShape = aShapePtr->impl<TopoDS_Shape>();
 549           setSketchPlane(aTDShape);
 550           aSelAttr->setValue(aRes, aShapePtr);
 551           isOwnerSet = true;
 552         }
 553       }
 554       else {
 555         aSelAttr->setValue(aFeature, GeomShapePtr());
 556         GeomShapePtr aSelShape = aSelAttr->value();
 557         if (!aSelShape.get() && aSelAttr->contextFeature().get() &&
 558           aSelAttr->contextFeature()->firstResult().get()) {
 559           aSelShape = aSelAttr->contextFeature()->firstResult()->shape();
 560         }
 561         if (aSelShape.get() && aSelShape->isPlanar()) {
 562           const TopoDS_Shape& aTDShape = aSelShape->impl<TopoDS_Shape>();
 563           setSketchPlane(aTDShape);
 564           isOwnerSet = true;
 565         }
 566       }
 567     }
 568   }
 569   return isOwnerSet;
 570 }
 571
 572 void PartSet_WidgetSketchLabel::activateCustom()
 573 {
 574   QWidget* aTopWidget = window();
 575   if (aTopWidget)
 576     aTopWidget->installEventFilter(this);
 577
 578   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 579   if (aModule) {
 580     bool isBlocked = myAutoConstraints->blockSignals(true);
 581     myAutoConstraints->setChecked(aModule->sketchReentranceMgr()->isAutoConstraints());
 582     myAutoConstraints->blockSignals(isBlocked);
 583   }
 584
 585   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 586   if (aPlane.get()) {
 587     myStackWidget->setCurrentIndex(1);
 588     return;
 589   }
 590
 591   myStackWidget->setCurrentIndex(0);
 592   bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 593
 594   // Clear previous selection mode It is necessary for correct activation of preview planes
 595   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 596   XGUI_Displayer* aDisp = aWorkshop->displayer();
 597   aWorkshop->selectionActivate()->activateObjects(QIntList(), aDisp->displayedObjects(), false);
 598
 599   if (!aBodyIsVisualized) {
 600     // We have to select a plane before any operation
 601     myPreviewPlanes->showPreviewPlanes(myWorkshop);
 602     mySizeOfViewWidget->setVisible(true);
 603   }
 604   else
 605     mySizeOfViewWidget->setVisible(false);
 606 }
 607
 608 void PartSet_WidgetSketchLabel::showEvent(QShowEvent* theEvent)
 609 {
 610   ModuleBase_WidgetValidated::showEvent(theEvent);
 611   QTimer::singleShot(10, this, SLOT(onShowPanel()));
 612 }
 613
 614 void PartSet_WidgetSketchLabel::hideEvent(QHideEvent* theEvent)
 615 {
 616   ModuleBase_WidgetValidated::hideEvent(theEvent);
 617   if (myPartSetMessage->isVisible())
 618     myPartSetMessage->hide();
 619   if (mySizeMessage->isVisible())
 620     mySizeMessage->hide();
 621 }
 622
 623
 624 void PartSet_WidgetSketchLabel::onShowPanel()
 625 {
 626   //if (mySizeOfViewWidget->isVisible()) {
 627   if (myStackWidget->currentIndex() == 0) {
 628     DocumentPtr aDoc = feature()->document();
 629     DocumentPtr aModDoc = ModelAPI_Session::get()->moduleDocument();
 630     if (aModDoc == aDoc) {
 631       myPartSetMessage->move(mapToGlobal(geometry().bottomLeft()));
 632       myPartSetMessage->show();
 633     }
 634     if (mySizeOfViewWidget->isVisible()) {
 635       QPoint aPnt = mySizeOfView->mapToGlobal(mySizeOfView->geometry().center());
 636       mySizeMessage->move(aPnt);
 637       mySizeMessage->show();
 638     }
 639   }
 640 }
 641
 642 void PartSet_WidgetSketchLabel::deactivate()
 643 {
 644   QWidget* aTopWidget = window();
 645   if (aTopWidget)
 646     aTopWidget->removeEventFilter(this);
 647
 648   if (myTmpPlane.get()) {
 649     setSketchPlane(myTmpPlane);
 650     myTmpPlane.reset();
 651   }
 652
 653   ModuleBase_WidgetValidated::deactivate();
 654   bool aHidePreview = myPreviewPlanes->isPreviewDisplayed();
 655   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 656
 657   if (aHidePreview)
 658     myWorkshop->viewer()->update();
 659
 660   if (myOpenTransaction) {
 661     SessionPtr aMgr = ModelAPI_Session::get();
 662     aMgr->finishOperation();
 663     myOpenTransaction = false;
 664   }
 665 }
 666
 667 void PartSet_WidgetSketchLabel::selectionModes(int& theModuleSelectionModes, QIntList& theModes)
 668 {
 669   theModuleSelectionModes = -1;
 670   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 671   if (!aPlane.get())
 672     theModes << TopAbs_FACE;
 673 }
 674
 675 void PartSet_WidgetSketchLabel::selectionFilters(QIntList& theModuleSelectionFilters,
 676                                                  SelectMgr_ListOfFilter& theSelectionFilters)
 677 {
 678   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 679   if (aPlane.get())
 680     return;
 681   return ModuleBase_WidgetValidated::selectionFilters(theModuleSelectionFilters,
 682                                                       theSelectionFilters);
 683 }
 684
 685 std::shared_ptr<GeomAPI_Dir>
 686   PartSet_WidgetSketchLabel::setSketchPlane(const TopoDS_Shape& theShape)
 687 {
 688   if (theShape.IsNull())
 689     return std::shared_ptr<GeomAPI_Dir>();
 690
 691   // get selected shape
 692   std::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
 693   aGShape->setImpl(new TopoDS_Shape(theShape));
 694
 695   // get plane parameters
 696   std::shared_ptr<GeomAPI_Face> aFace(new GeomAPI_Face(aGShape));
 697   std::shared_ptr<GeomAPI_Pln> aPlane = aFace->getPlane();
 698   if (!aPlane.get())
 699     return std::shared_ptr<GeomAPI_Dir>();
 700   return setSketchPlane(aPlane);
 701 }
 702
 703 std::shared_ptr<GeomAPI_Dir>
 704   PartSet_WidgetSketchLabel::setSketchPlane(std::shared_ptr<GeomAPI_Pln> thePlane)
 705 {
 706   // set plane parameters to feature
 707   std::shared_ptr<ModelAPI_Data> aData = feature()->data();
 708   double anA, aB, aC, aD;
 709   thePlane->coefficients(anA, aB, aC, aD);
 710
 711   // calculate attributes of the sketch
 712   std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 713   std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 714   std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 715   aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 716   std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 717   // X axis is preferable to be dirX on the sketch
 718   const double tol = Precision::Confusion();
 719   bool isX = fabs(fabs(anA) - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 720   std::shared_ptr<GeomAPI_Dir> aTempDir(
 721       isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 722   std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 723   std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 724
 725   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 726       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 727   anOrigin->setValue(anOrigPnt);
 728   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 729       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 730   aNormal->setValue(aNormDir);
 731   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 732       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 733   aDirX->setValue(aXDir);
 734   std::shared_ptr<GeomAPI_Dir> aDir = thePlane->direction();
 735   return aDir;
 736 }
 737
 738 void PartSet_WidgetSketchLabel::onSetPlaneView()
 739 {
 740   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 741   if (aPlane.get()) {
 742     std::shared_ptr<GeomAPI_Dir> aDirection = aPlane->direction();
 743     gp_Dir aDir = aDirection->impl<gp_Dir>();
 744     if (myViewInverted->isChecked())
 745       aDir.Reverse();
 746     myWorkshop->viewer()->setViewProjection(aDir.X(), aDir.Y(), aDir.Z(), 0.);
 747     PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 748     if (aModule)
 749       aModule->onViewTransformed();
 750   }
 751 }
 752
 753
 754 //******************************************************
 755 QList<ModuleBase_ViewerPrsPtr> PartSet_WidgetSketchLabel::findCircularEdgesInPlane()
 756 {
 757   QList<std::shared_ptr<ModuleBase_ViewerPrs>> aResult;
 758   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 759   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 760   QObjectPtrList aDispObjects = aDisplayer->displayedObjects();
 761
 762   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 763   foreach(ObjectPtr aObj, aDispObjects) {
 764     ResultPtr aResObj = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 765     if (aResObj.get()) {
 766       GeomShapePtr aShape = aResObj->shape();
 767       if (aShape.get()) {
 768         GeomAPI_ShapeExplorer aExplorer(aShape, GeomAPI_Shape::EDGE);
 769         for(; aExplorer.more(); aExplorer.next()) {
 770           GeomShapePtr aEdgeShape = aExplorer.current();
 771           GeomAPI_Edge anEdge(aEdgeShape);
 772           if ((anEdge.isCircle() || anEdge.isArc() || anEdge.isEllipse()) &&
 773                anEdge.isInPlane(aPlane)) {
 774             bool isContains = false;
 775             // Check that edge is not used.
 776             // It is possible that the same edge will be taken from different faces
 777             foreach(ModuleBase_ViewerPrsPtr aPrs, aResult) {
 778               GeomAPI_Edge aUsedEdge(aPrs->shape());
 779               if (aUsedEdge.isEqual(aEdgeShape)) {
 780                 isContains = true;
 781                 break;
 782               }
 783             }
 784             if (!isContains) {
 785               ModuleBase_ViewerPrsPtr aPrs(new ModuleBase_ViewerPrs(aResObj, aEdgeShape));
 786               aResult.append(aPrs);
 787             }
 788           }
 789         }
 790       }
 791     }
 792   }
 793   return aResult;
 794 }
 795
 796 //******************************************************
 797 void PartSet_WidgetSketchLabel::onChangePlane()
 798 {
 799   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 800   if (aModule) {
 801     mySizeOfViewWidget->setVisible(false);
 802     myRemoveExternal->setVisible(true);
 803     myStackWidget->setCurrentIndex(0);
 804
 805     bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 806
 807     if (!aBodyIsVisualized) {
 808       // We have to select a plane before any operation
 809       myPreviewPlanes->showPreviewPlanes(myWorkshop);
 810     }
 811
 812     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 813     myTmpPlane = PartSet_Tools::sketchPlane(aSketch);
 814     PartSet_Tools::nullifySketchPlane(aSketch);
 815
 816     Handle(SelectMgr_Filter) aFilter = aModule->selectionFilter(SF_SketchPlaneFilter);
 817     if (!aFilter.IsNull()) {
 818       std::shared_ptr<GeomAPI_Pln> aPln;
 819       Handle(ModuleBase_ShapeInPlaneFilter)::DownCast(aFilter)->setPlane(aPln);
 820     }
 821     XGUI_Workshop* aWorkshop = aModule->getWorkshop();
 822
 823     aWorkshop->selectionActivate()->updateSelectionFilters();
 824     aWorkshop->selectionActivate()->updateSelectionModes();
 825
 826     SessionPtr aMgr = ModelAPI_Session::get();
 827     aMgr->startOperation("Change Sketch plane");
 828     myOpenTransaction = true;
 829     myWorkshop->viewer()->update();
 830   }
 831 }
 832
 833 void PartSet_WidgetSketchLabel::setShowPointsState(bool theState)
 834 {
 835   bool aBlock = myShowPoints->blockSignals(true);
 836   myShowPoints->setChecked(theState);
 837   myShowPoints->blockSignals(aBlock);
 838 }
 839
 840 bool PartSet_WidgetSketchLabel::restoreValueCustom()
 841 {
 842   if (myFeature.get()) {
 843     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 844     if (aSketch.get() && (aSketch->numberOfSubs() > 0)) {
 845       AttributeStringPtr aDOFStr = aSketch->string("SolverDOF");
 846       if (aDOFStr.get()) {
 847         QString aVal(aDOFStr->value().c_str());
 848         if (aVal.contains('=')) {
 849           // to support old data
 850           aVal = aVal.right(aVal.length() - aVal.lastIndexOf('='));
 851         }
 852         int aDoF = aVal.toInt();
 853         if (aDoF == 0) {
 854           myDoFLabel->setText(tr("Sketch is fully fixed (DoF = 0)"));
 855           myShowDOFBtn->setEnabled(false);
 856         } else {
 857           myDoFLabel->setText(tr("DoF (degrees of freedom) = ") + aVal);
 858           myShowDOFBtn->setEnabled(true);
 859         }
 860       }
 861     }
 862     else {
 863       myDoFLabel->setText("");
 864       myShowDOFBtn->setEnabled(false);
 865     }
 866   }
 867   return true;
 868 }
 869
 870
 871 void PartSet_WidgetSketchLabel::onShowDOF()
 872 {
 873   CompositeFeaturePtr aCompFeature =
 874     std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 875   if (aCompFeature.get()) {
 876     static const Events_ID anEvent = Events_Loop::eventByName(EVENT_GET_DOF_OBJECTS);
 877     ModelAPI_EventCreator::get()->sendUpdated(aCompFeature, anEvent);
 878     Events_Loop::loop()->flush(anEvent);
 879
 880     // Transfer focus to the current viewport for correct processing of a key event
 881     QWidget* aViewPort = myWorkshop->viewer()->activeViewPort();
 882     if (aViewPort)
 883       aViewPort->setFocus();
 884   }
 885 }
 886
 887 bool PartSet_WidgetSketchLabel::eventFilter(QObject* theObj, QEvent* theEvent)
 888 {
 889   if (theObj == window()) {
 890     int aType = theEvent->type();
 891     if ((aType == QEvent::Hide) || (aType == QEvent::WindowDeactivate)) {
 892       if (myPartSetMessage->isVisible())
 893         myPartSetMessage->hide();
 894       if (mySizeMessage->isVisible())
 895         mySizeMessage->hide();
 896     }
 897     else if ((aType == QEvent::Show) || (aType == QEvent::WindowActivate))
 898       onShowPanel();
 899   }
 900   return ModuleBase_WidgetValidated::eventFilter(theObj, theEvent);
 901 }
 902
 903 void PartSet_WidgetSketchLabel::onShowViewPlane(bool toShow)
 904 {
 905   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 906   PartSet_PreviewSketchPlane* aPreviewPlane = aModule->sketchMgr()->previewSketchPlane();
 907   if (toShow) {
 908     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 909     if (aPreviewPlane->isPlaneCreated())
 910       aPreviewPlane->displaySketchPlane(myWorkshop);
 911     else
 912       aPreviewPlane->createSketchPlane(aSketch, myWorkshop);
 913   }
 914   else {
 915     aPreviewPlane->eraseSketchPlane(myWorkshop, false);
 916   }
 917   myWorkshop->viewer()->update();
 918 }