src/PartSet/PartSet_WidgetSketchLabel.cpp

   1 // Copyright (C) 2014-2021  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 <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   myViewVisible = new QCheckBox(tr("Visible"), aViewBox);
 170   myViewVisible->setChecked(true);
 171   aViewLayout->addWidget(myViewVisible, 0, 1, Qt::AlignRight);
 172   connect(myViewVisible, SIGNAL(toggled(bool)), this, SLOT(onShowViewPlane(bool)));
 173
 174   QPushButton* aSetViewBtn =
 175     new QPushButton(QIcon(":icons/plane_view.png"), tr("Set plane view"), aViewBox);
 176   connect(aSetViewBtn, SIGNAL(clicked(bool)), this, SLOT(onSetPlaneView()));
 177   aViewLayout->addWidget(aSetViewBtn, 1, 0, 1, 2);
 178
 179   aLayout->addWidget(aViewBox);
 180
 181   QMap<PartSet_Tools::ConstraintVisibleState, QString> aStates;
 182   aStates[PartSet_Tools::Geometrical] = tr("Show geometrical constraints");
 183   aStates[PartSet_Tools::Dimensional] = tr("Show dimensional constraints");
 184   aStates[PartSet_Tools::Expressions] = tr("Show existing expressions");
 185
 186   QMap<PartSet_Tools::ConstraintVisibleState, QString>::const_iterator anIt = aStates.begin(),
 187                                                         aLast = aStates.end();
 188   for (; anIt != aLast; anIt++) {
 189     QCheckBox* aShowConstraints = new QCheckBox(anIt.value(), this);
 190     connect(aShowConstraints, SIGNAL(toggled(bool)), this, SLOT(onShowConstraint(bool)));
 191     aLayout->addWidget(aShowConstraints);
 192
 193     PartSet_Tools::ConstraintVisibleState aState = anIt.key();
 194     myShowConstraints[aState] = aShowConstraints;
 195
 196     if (toShowConstraints.contains(aState))
 197       aShowConstraints->setChecked(toShowConstraints[aState]);
 198   }
 199   myShowPoints = new QCheckBox(tr("Show free points"), this);
 200   connect(myShowPoints, SIGNAL(toggled(bool)), this, SIGNAL(showFreePoints(bool)));
 201   aLayout->addWidget(myShowPoints);
 202
 203   myAutoConstraints = new QCheckBox(tr("Automatic constraints"), this);
 204   myAutoConstraints->setToolTip(tr("Automatic vertical and horizontal constraints"));
 205   connect(myAutoConstraints, SIGNAL(toggled(bool)), this, SIGNAL(autoConstraints(bool)));
 206   aLayout->addWidget(myAutoConstraints);
 207
 208   QPushButton* aPlaneBtn = new QPushButton(tr("Change sketch plane"), aSecondWgt);
 209   connect(aPlaneBtn, SIGNAL(clicked(bool)), SLOT(onChangePlane()));
 210   aLayout->addWidget(aPlaneBtn);
 211
 212   aLayout->addSpacing(15);
 213
 214   myDoFLabel = new QLabel("", aSecondWgt);
 215   aLayout->addWidget(myDoFLabel);
 216
 217   myShowDOFBtn = new QPushButton(tr("Show remaining DoFs"), aSecondWgt);
 218   aLayout->addWidget(myShowDOFBtn);
 219   myShowDOFBtn->setEnabled(false);
 220   connect(myShowDOFBtn, SIGNAL(clicked(bool)), SLOT(onShowDOF()));
 221
 222   myStackWidget->addWidget(aSecondWgt);
 223   //setLayout(aLayout);
 224
 225   myPreviewPlanes = new PartSet_PreviewPlanes();
 226 }
 227
 228 PartSet_WidgetSketchLabel::~PartSet_WidgetSketchLabel()
 229 {
 230 }
 231
 232 bool PartSet_WidgetSketchLabel::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
 233                                              const bool theToValidate)
 234 {
 235   // do not use the given selection if the plane of the sketch has been already set.
 236   // If this check is absent, a selected plane in the viewer can be set in the sketch
 237   // even if the sketch is built on another plane.
 238   if (plane().get())
 239     return true;
 240
 241   ModuleBase_ViewerPrsPtr aPrs = theValues.first();
 242   bool aDone = setSelectionInternal(theValues, theToValidate);
 243   if (aDone)
 244     updateByPlaneSelected(aPrs);
 245   return aDone;
 246 }
 247
 248 QList<QWidget*> PartSet_WidgetSketchLabel::getControls() const
 249 {
 250   QList<QWidget*> aResult;
 251   aResult << myStackWidget;
 252   return aResult;
 253 }
 254
 255 bool PartSet_WidgetSketchLabel::processSelection()
 256 {
 257   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 258   if (aPlane.get())
 259     return false;
 260
 261   QList<ModuleBase_ViewerPrsPtr> aSelected = getFilteredSelected();
 262
 263   if (aSelected.empty())
 264     return false;
 265   ModuleBase_ViewerPrsPtr aPrs = aSelected.first();
 266   bool aDone = setSelectionInternal(aSelected, false);
 267   if (aDone) {
 268     updateByPlaneSelected(aPrs);
 269     updateObject(myFeature);
 270   }
 271
 272   return aDone;
 273 }
 274
 275 void PartSet_WidgetSketchLabel::onShowConstraint(bool theOn)
 276 {
 277   QCheckBox* aSenderCheckBox = qobject_cast<QCheckBox*>(sender());
 278
 279   QMap<PartSet_Tools::ConstraintVisibleState, QCheckBox*>::const_iterator
 280                           anIt = myShowConstraints.begin(), aLast = myShowConstraints.end();
 281
 282   PartSet_Tools::ConstraintVisibleState aState = PartSet_Tools::Geometrical;
 283   bool aFound = false;
 284   for (; anIt != aLast && !aFound; anIt++) {
 285     aFound = anIt.value() == aSenderCheckBox;
 286     if (aFound)
 287       aState = anIt.key();
 288   }
 289   if (aFound)
 290     emit showConstraintToggled(aState, theOn);
 291 }
 292
 293 void PartSet_WidgetSketchLabel::blockAttribute(const AttributePtr& theAttribute,
 294                                                const bool& theToBlock, bool& isFlushesActived,
 295                                                bool& isAttributeSetInitializedBlocked,
 296                                                bool& isAttributeSendUpdatedBlocked)
 297 {
 298   ModuleBase_WidgetValidated::blockAttribute(theAttribute, theToBlock, isFlushesActived,
 299                                              isAttributeSetInitializedBlocked,
 300                                              isAttributeSendUpdatedBlocked);
 301   // We do not restore the previous state of isAttributeSetInitializedBlocked for each of
 302   // attributes. It it is necessary, these states should be append to the method attributes
 303   // or stored in the widget
 304
 305   std::list<AttributePtr> anAttributes = myFeature->data()->attributes("");
 306   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 307   QStringList aValues;
 308   for(; anIt != aLast; anIt++) {
 309     AttributePtr anAttribute = *anIt;
 310     if (theToBlock)
 311       anAttribute->blockSetInitialized(true);
 312     else
 313       anAttribute->blockSetInitialized(isAttributeSetInitializedBlocked);
 314   }
 315 }
 316
 317 bool PartSet_WidgetSketchLabel::setSelectionInternal(
 318                                           const QList<ModuleBase_ViewerPrsPtr>& theValues,
 319                                           const bool theToValidate)
 320 {
 321   bool aDone = false;
 322   if (theValues.empty()) {
 323     // In order to make reselection possible, set empty object and shape should be done
 324     setSelectionCustom(ModuleBase_ViewerPrsPtr(
 325                               new ModuleBase_ViewerPrs(ObjectPtr(), GeomShapePtr(), NULL)));
 326     aDone = false;
 327   }
 328   else {
 329     // it removes the processed value from the parameters list
 330     ModuleBase_ViewerPrsPtr aValue = theValues.first();//.takeFirst();
 331     if (!theToValidate || isValidInFilters(aValue)) {
 332       myIsSelection = true;
 333       aDone = setSelectionCustom(aValue);
 334       myIsSelection = false;
 335     }
 336   }
 337
 338   return aDone;
 339 }
 340
 341 void PartSet_WidgetSketchLabel::updateByPlaneSelected(const ModuleBase_ViewerPrsPtr& thePrs)
 342 {
 343   // Nullify a temporary remembered plane
 344   if (myTmpPlane.get())
 345     myTmpPlane.reset();
 346
 347   GeomPlanePtr aPlane = plane();
 348   if (!aPlane.get())
 349     return;
 350
 351   myPartSetMessage->hide();
 352   mySizeMessage->hide();
 353
 354   // 1. hide main planes if they have been displayed and display sketch preview plane
 355   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 356
 357   QString aSizeOfViewStr = mySizeOfView->text();
 358   bool isSetSizeOfView = false;
 359   double aSizeOfView = 0;
 360   if (!aSizeOfViewStr.isEmpty()) {
 361     aSizeOfView = aSizeOfViewStr.toDouble(&isSetSizeOfView);
 362     if (isSetSizeOfView && aSizeOfView <= 0) {
 363       isSetSizeOfView = false;
 364     }
 365   }
 366   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 367   if (aModule) {
 368     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 369     aModule->sketchMgr()->previewSketchPlane()->setSizeOfView(aSizeOfView, isSetSizeOfView);
 370     if (myViewVisible->isChecked())
 371       aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
 372     else
 373       aModule->sketchMgr()->previewSketchPlane()->clearPlanePreview();
 374   }
 375   // 2. if the planes were displayed, change the view projection
 376
 377   std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 378   gp_XYZ aXYZ = aDir->impl<gp_Dir>().XYZ();
 379   double aTwist = 0.0;
 380
 381   // Rotate view if the sketcher plane is selected only from preview planes
 382   // Preview planes are created only if there is no any shape
 383   bool aRotate = Config_PropManager::boolean(SKETCH_TAB_NAME, "rotate_to_plane");
 384   if (aRotate) {
 385     myWorkshop->viewer()->setViewProjection(aXYZ.X(), aXYZ.Y(), aXYZ.Z(), aTwist);
 386   }
 387   if (isSetSizeOfView && aSizeOfView > 0) {
 388     Handle(V3d_View) aView3d = myWorkshop->viewer()->activeView();
 389     if (!aView3d.IsNull()) {
 390       Bnd_Box aBndBox;
 391       double aHalfSize = aSizeOfView/2.0;
 392       aBndBox.Update(-aHalfSize, -aHalfSize, -aHalfSize, aHalfSize, aHalfSize, aHalfSize);
 393       aView3d->FitAll(aBndBox, 0.01, false);
 394     }
 395   }
 396   if (myOpenTransaction) {
 397     SessionPtr aMgr = ModelAPI_Session::get();
 398     aMgr->finishOperation();
 399     myOpenTransaction = false;
 400   }
 401   // 3. Clear text in the label
 402   myStackWidget->setCurrentIndex(1);
 403   //myLabel->setText("");
 404   //myLabel->setToolTip("");
 405   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 406
 407   // 5. Clear selection mode and define sketching mode
 408   emit planeSelected(plane());
 409   // after the plane is selected in the sketch, the sketch selection should be activated
 410   // it can not be performed in the sketch label widget because, we don't need to switch off
 411   // the selection by any label deactivation, but need to switch it off by stop the sketch
 412   myWorkshop->selectionActivate()->updateSelectionFilters();
 413   myWorkshop->selectionActivate()->updateSelectionModes();
 414
 415   if (aModule)
 416     aModule->onViewTransformed();
 417
 418   myWorkshop->updateCommandStatus();
 419   aWorkshop->selector()->clearSelection();
 420   myWorkshop->viewer()->update();
 421
 422   myRemoveExternal->setVisible(false);
 423 }
 424
 425 std::shared_ptr<GeomAPI_Pln> PartSet_WidgetSketchLabel::plane() const
 426 {
 427   CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 428   return PartSet_Tools::sketchPlane(aSketch);
 429 }
 430
 431 bool PartSet_WidgetSketchLabel::focusTo()
 432 {
 433   ModuleBase_Tools::setFocus(myStackWidget, "PartSet_WidgetSketchLabel::focusTo()");
 434   return true;
 435 }
 436
 437 void PartSet_WidgetSketchLabel::enableFocusProcessing()
 438 {
 439   myStackWidget->installEventFilter(this);
 440 }
 441
 442 void PartSet_WidgetSketchLabel::storeAttributeValue(const AttributePtr& theAttribute)
 443 {
 444   ModuleBase_WidgetValidated::storeAttributeValue(theAttribute);
 445 }
 446
 447 void PartSet_WidgetSketchLabel::restoreAttributeValue(const AttributePtr& theAttribute,
 448                                                       const bool theValid)
 449 {
 450   ModuleBase_WidgetValidated::restoreAttributeValue(theAttribute, theValid);
 451
 452   // it is not necessary to save the previous plane value because the plane is chosen once
 453   DataPtr aData = feature()->data();
 454   AttributeSelectionPtr aSelAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 455     (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 456   if (aSelAttr) {
 457     ResultPtr anEmptyResult;
 458     GeomShapePtr anEmptyShape;
 459     aSelAttr->setValue(anEmptyResult, anEmptyShape);
 460   }
 461   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 462     aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 463   anOrigin->reset();
 464   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 465     aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 466   aNormal->reset();
 467   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 468     aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 469   aDirX->reset();
 470 }
 471
 472 bool PartSet_WidgetSketchLabel::setSelectionCustom(const ModuleBase_ViewerPrsPtr& thePrs)
 473 {
 474   if (myIsSelection && myRemoveExternal->isVisible()) {
 475     if (myRemoveExternal->isChecked()) {
 476       myFeature->customAction(SketchPlugin_Sketch::ACTION_REMOVE_EXTERNAL());
 477     }
 478   }
 479   return fillSketchPlaneBySelection(thePrs);
 480 }
 481
 482 bool PartSet_WidgetSketchLabel::canFillSketch(const ModuleBase_ViewerPrsPtr& thePrs)
 483 {
 484   bool aCanFillSketch = true;
 485   // avoid any selection on sketch object
 486   ObjectPtr anObject = thePrs->object();
 487   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 488   if (aResult.get()) {
 489     FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 490     if (aFeature->getKind() == SketchPlugin_Sketch::ID())
 491       aCanFillSketch = false;
 492   }
 493   // check plane or planar face of any non-sketch object
 494   if (aCanFillSketch) {
 495     GeomShapePtr aGeomShape = thePrs->shape();
 496     if ((!aGeomShape.get() || aGeomShape->isNull()) && aResult.get()) {
 497       aGeomShape = aResult->shape();
 498     }
 499
 500     if (aGeomShape.get() && aGeomShape->shapeType() == GeomAPI_Shape::FACE) {
 501       std::shared_ptr<GeomAPI_Face> aGeomFace(new GeomAPI_Face(aGeomShape));
 502       aCanFillSketch = aGeomFace.get() && aGeomFace->isPlanar();
 503     }
 504     else
 505       aCanFillSketch = false;
 506   }
 507   return aCanFillSketch;
 508 }
 509
 510 bool PartSet_WidgetSketchLabel::fillSketchPlaneBySelection(const ModuleBase_ViewerPrsPtr& thePrs)
 511 {
 512   bool isOwnerSet = false;
 513
 514   const GeomShapePtr& aShape = thePrs->shape();
 515   std::shared_ptr<GeomAPI_Dir> aDir;
 516
 517   if (aShape.get() && !aShape->isNull()) {
 518     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 519     aDir = setSketchPlane(aTDShape);
 520     isOwnerSet = aDir.get();
 521   }
 522   if (thePrs->object() && (feature() != thePrs->object())) {
 523     FeaturePtr aFeature = ModelAPI_Feature::feature(thePrs->object());
 524     DataPtr aData = feature()->data();
 525     AttributeSelectionPtr aSelAttr =
 526       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 527       (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 528     if (aSelAttr.get()) {
 529       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(thePrs->object());
 530       if (aRes.get()) {
 531         GeomShapePtr aShapePtr;
 532         if (!aShape.get() || aShape->isNull()) {  // selection happens in the OCC viewer
 533           aShapePtr = ModelAPI_Tools::shape(aRes);
 534         }
 535         else { // selection happens in OB browser
 536           aShapePtr = aShape;
 537         }
 538         if (aShapePtr.get() && aShapePtr->isFace()) {
 539           const TopoDS_Shape& aTDShape = aShapePtr->impl<TopoDS_Shape>();
 540           setSketchPlane(aTDShape);
 541           aSelAttr->setValue(aRes, aShapePtr);
 542           isOwnerSet = true;
 543         }
 544       }
 545       else {
 546         aSelAttr->setValue(aFeature, GeomShapePtr());
 547         GeomShapePtr aSelShape = aSelAttr->value();
 548         if (!aSelShape.get() && aSelAttr->contextFeature().get() &&
 549           aSelAttr->contextFeature()->firstResult().get()) {
 550           aSelShape = aSelAttr->contextFeature()->firstResult()->shape();
 551         }
 552         if (aSelShape.get() && aSelShape->isPlanar()) {
 553           const TopoDS_Shape& aTDShape = aSelShape->impl<TopoDS_Shape>();
 554           setSketchPlane(aTDShape);
 555           isOwnerSet = true;
 556         }
 557       }
 558     }
 559   }
 560   return isOwnerSet;
 561 }
 562
 563 void PartSet_WidgetSketchLabel::activateCustom()
 564 {
 565   QWidget* aTopWidget = window();
 566   if (aTopWidget)
 567     aTopWidget->installEventFilter(this);
 568
 569   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 570   if (aModule) {
 571     bool isBlocked = myAutoConstraints->blockSignals(true);
 572     myAutoConstraints->setChecked(aModule->sketchReentranceMgr()->isAutoConstraints());
 573     myAutoConstraints->blockSignals(isBlocked);
 574   }
 575
 576   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 577   if (aPlane.get()) {
 578     myStackWidget->setCurrentIndex(1);
 579     return;
 580   }
 581
 582   myStackWidget->setCurrentIndex(0);
 583   bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 584
 585   // Clear previous selection mode It is necessary for correct activation of preview planes
 586   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 587   XGUI_Displayer* aDisp = aWorkshop->displayer();
 588   aWorkshop->selectionActivate()->activateObjects(QIntList(), aDisp->displayedObjects(), false);
 589
 590   if (!aBodyIsVisualized) {
 591     // We have to select a plane before any operation
 592     myPreviewPlanes->showPreviewPlanes(myWorkshop);
 593     mySizeOfViewWidget->setVisible(true);
 594   }
 595   else
 596     mySizeOfViewWidget->setVisible(false);
 597 }
 598
 599 void PartSet_WidgetSketchLabel::showEvent(QShowEvent* theEvent)
 600 {
 601   ModuleBase_WidgetValidated::showEvent(theEvent);
 602   QTimer::singleShot(10, this, SLOT(onShowPanel()));
 603 }
 604
 605 void PartSet_WidgetSketchLabel::hideEvent(QHideEvent* theEvent)
 606 {
 607   ModuleBase_WidgetValidated::hideEvent(theEvent);
 608   if (myPartSetMessage->isVisible())
 609     myPartSetMessage->hide();
 610   if (mySizeMessage->isVisible())
 611     mySizeMessage->hide();
 612 }
 613
 614
 615 void PartSet_WidgetSketchLabel::onShowPanel()
 616 {
 617   //if (mySizeOfViewWidget->isVisible()) {
 618   if (myStackWidget->currentIndex() == 0) {
 619     DocumentPtr aDoc = feature()->document();
 620     DocumentPtr aModDoc = ModelAPI_Session::get()->moduleDocument();
 621     if (aModDoc == aDoc) {
 622       myPartSetMessage->move(mapToGlobal(geometry().bottomLeft()));
 623       myPartSetMessage->show();
 624     }
 625     if (mySizeOfViewWidget->isVisible()) {
 626       QPoint aPnt = mySizeOfView->mapToGlobal(mySizeOfView->geometry().center());
 627       mySizeMessage->move(aPnt);
 628       mySizeMessage->show();
 629     }
 630   }
 631 }
 632
 633 void PartSet_WidgetSketchLabel::deactivate()
 634 {
 635   QWidget* aTopWidget = window();
 636   if (aTopWidget)
 637     aTopWidget->removeEventFilter(this);
 638
 639   if (myTmpPlane.get()) {
 640     setSketchPlane(myTmpPlane);
 641     myTmpPlane.reset();
 642   }
 643
 644   ModuleBase_WidgetValidated::deactivate();
 645   bool aHidePreview = myPreviewPlanes->isPreviewDisplayed();
 646   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 647
 648   if (aHidePreview)
 649     myWorkshop->viewer()->update();
 650
 651   if (myOpenTransaction) {
 652     SessionPtr aMgr = ModelAPI_Session::get();
 653     aMgr->finishOperation();
 654     myOpenTransaction = false;
 655   }
 656 }
 657
 658 void PartSet_WidgetSketchLabel::selectionModes(int& theModuleSelectionModes, QIntList& theModes)
 659 {
 660   theModuleSelectionModes = -1;
 661   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 662   if (!aPlane.get())
 663     theModes << TopAbs_FACE;
 664 }
 665
 666 void PartSet_WidgetSketchLabel::selectionFilters(QIntList& theModuleSelectionFilters,
 667                                                  SelectMgr_ListOfFilter& theSelectionFilters)
 668 {
 669   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 670   if (aPlane.get())
 671     return;
 672   return ModuleBase_WidgetValidated::selectionFilters(theModuleSelectionFilters,
 673                                                       theSelectionFilters);
 674 }
 675
 676 std::shared_ptr<GeomAPI_Dir>
 677   PartSet_WidgetSketchLabel::setSketchPlane(const TopoDS_Shape& theShape)
 678 {
 679   if (theShape.IsNull())
 680     return std::shared_ptr<GeomAPI_Dir>();
 681
 682   // get selected shape
 683   std::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
 684   aGShape->setImpl(new TopoDS_Shape(theShape));
 685
 686   // get plane parameters
 687   std::shared_ptr<GeomAPI_Face> aFace(new GeomAPI_Face(aGShape));
 688   std::shared_ptr<GeomAPI_Pln> aPlane = aFace->getPlane();
 689   if (!aPlane.get())
 690     return std::shared_ptr<GeomAPI_Dir>();
 691   return setSketchPlane(aPlane);
 692 }
 693
 694 std::shared_ptr<GeomAPI_Dir>
 695   PartSet_WidgetSketchLabel::setSketchPlane(std::shared_ptr<GeomAPI_Pln> thePlane)
 696 {
 697   // set plane parameters to feature
 698   std::shared_ptr<ModelAPI_Data> aData = feature()->data();
 699   double anA, aB, aC, aD;
 700   thePlane->coefficients(anA, aB, aC, aD);
 701
 702   // calculate attributes of the sketch
 703   std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 704   std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 705   std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 706   aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 707   std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 708   // X axis is preferable to be dirX on the sketch
 709   const double tol = Precision::Confusion();
 710   bool isX = fabs(fabs(anA) - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 711   std::shared_ptr<GeomAPI_Dir> aTempDir(
 712       isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 713   std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 714   std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 715
 716   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 717       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 718   anOrigin->setValue(anOrigPnt);
 719   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 720       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 721   aNormal->setValue(aNormDir);
 722   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 723       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 724   aDirX->setValue(aXDir);
 725   std::shared_ptr<GeomAPI_Dir> aDir = thePlane->direction();
 726   return aDir;
 727 }
 728
 729 void PartSet_WidgetSketchLabel::onSetPlaneView()
 730 {
 731   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 732   if (aPlane.get()) {
 733     std::shared_ptr<GeomAPI_Dir> aDirection = aPlane->direction();
 734     gp_Dir aDir = aDirection->impl<gp_Dir>();
 735     if (myViewInverted->isChecked())
 736       aDir.Reverse();
 737     myWorkshop->viewer()->setViewProjection(aDir.X(), aDir.Y(), aDir.Z(), 0.);
 738     PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 739     if (aModule)
 740       aModule->onViewTransformed();
 741   }
 742 }
 743
 744
 745 //******************************************************
 746 QList<ModuleBase_ViewerPrsPtr> PartSet_WidgetSketchLabel::findCircularEdgesInPlane()
 747 {
 748   QList<std::shared_ptr<ModuleBase_ViewerPrs>> aResult;
 749   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 750   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 751   QObjectPtrList aDispObjects = aDisplayer->displayedObjects();
 752
 753   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 754   foreach(ObjectPtr aObj, aDispObjects) {
 755     ResultPtr aResObj = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 756     if (aResObj.get()) {
 757       GeomShapePtr aShape = aResObj->shape();
 758       if (aShape.get()) {
 759         GeomAPI_ShapeExplorer aExplorer(aShape, GeomAPI_Shape::EDGE);
 760         for(; aExplorer.more(); aExplorer.next()) {
 761           GeomShapePtr aEdgeShape = aExplorer.current();
 762           GeomAPI_Edge anEdge(aEdgeShape);
 763           if ((anEdge.isCircle() || anEdge.isArc() || anEdge.isEllipse()) &&
 764                anEdge.isInPlane(aPlane)) {
 765             bool isContains = false;
 766             // Check that edge is not used.
 767             // It is possible that the same edge will be taken from different faces
 768             foreach(ModuleBase_ViewerPrsPtr aPrs, aResult) {
 769               GeomAPI_Edge aUsedEdge(aPrs->shape());
 770               if (aUsedEdge.isEqual(aEdgeShape)) {
 771                 isContains = true;
 772                 break;
 773               }
 774             }
 775             if (!isContains) {
 776               ModuleBase_ViewerPrsPtr aPrs(new ModuleBase_ViewerPrs(aResObj, aEdgeShape));
 777               aResult.append(aPrs);
 778             }
 779           }
 780         }
 781       }
 782     }
 783   }
 784   return aResult;
 785 }
 786
 787 //******************************************************
 788 void PartSet_WidgetSketchLabel::onChangePlane()
 789 {
 790   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 791   if (aModule) {
 792     mySizeOfViewWidget->setVisible(false);
 793     myRemoveExternal->setVisible(true);
 794     myStackWidget->setCurrentIndex(0);
 795
 796     bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 797
 798     if (!aBodyIsVisualized) {
 799       // We have to select a plane before any operation
 800       myPreviewPlanes->showPreviewPlanes(myWorkshop);
 801     }
 802
 803     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 804     myTmpPlane = PartSet_Tools::sketchPlane(aSketch);
 805     PartSet_Tools::nullifySketchPlane(aSketch);
 806
 807     Handle(SelectMgr_Filter) aFilter = aModule->selectionFilter(SF_SketchPlaneFilter);
 808     if (!aFilter.IsNull()) {
 809       std::shared_ptr<GeomAPI_Pln> aPln;
 810       Handle(ModuleBase_ShapeInPlaneFilter)::DownCast(aFilter)->setPlane(aPln);
 811     }
 812     XGUI_Workshop* aWorkshop = aModule->getWorkshop();
 813
 814     aWorkshop->selectionActivate()->updateSelectionFilters();
 815     aWorkshop->selectionActivate()->updateSelectionModes();
 816
 817     SessionPtr aMgr = ModelAPI_Session::get();
 818     aMgr->startOperation("Change Sketch plane");
 819     myOpenTransaction = true;
 820     myWorkshop->viewer()->update();
 821   }
 822 }
 823
 824 void PartSet_WidgetSketchLabel::setShowPointsState(bool theState)
 825 {
 826   bool aBlock = myShowPoints->blockSignals(true);
 827   myShowPoints->setChecked(theState);
 828   myShowPoints->blockSignals(aBlock);
 829 }
 830
 831 bool PartSet_WidgetSketchLabel::restoreValueCustom()
 832 {
 833   if (myFeature.get()) {
 834     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 835     if (aSketch.get() && (aSketch->numberOfSubs() > 0)) {
 836       AttributeStringPtr aDOFStr = aSketch->string("SolverDOF");
 837       if (aDOFStr.get()) {
 838         QString aVal(aDOFStr->value().c_str());
 839         if (aVal.contains('=')) {
 840           // to support old data
 841           aVal = aVal.right(aVal.length() - aVal.lastIndexOf('='));
 842         }
 843         int aDoF = aVal.toInt();
 844         if (aDoF == 0) {
 845           myDoFLabel->setText(tr("Sketch is fully fixed (DoF = 0)"));
 846           myShowDOFBtn->setEnabled(false);
 847         } else {
 848           myDoFLabel->setText(tr("DoF (degrees of freedom) = ") + aVal);
 849           myShowDOFBtn->setEnabled(true);
 850         }
 851       }
 852     }
 853     else {
 854       myDoFLabel->setText("");
 855       myShowDOFBtn->setEnabled(false);
 856     }
 857   }
 858   return true;
 859 }
 860
 861
 862 void PartSet_WidgetSketchLabel::onShowDOF()
 863 {
 864   CompositeFeaturePtr aCompFeature =
 865     std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 866   if (aCompFeature.get()) {
 867     static const Events_ID anEvent = Events_Loop::eventByName(EVENT_GET_DOF_OBJECTS);
 868     ModelAPI_EventCreator::get()->sendUpdated(aCompFeature, anEvent);
 869     Events_Loop::loop()->flush(anEvent);
 870
 871     // Transfer focus to the current viewport for correct processing of a key event
 872     QWidget* aViewPort = myWorkshop->viewer()->activeViewPort();
 873     if (aViewPort)
 874       aViewPort->setFocus();
 875   }
 876 }
 877
 878 bool PartSet_WidgetSketchLabel::eventFilter(QObject* theObj, QEvent* theEvent)
 879 {
 880   if (theObj == window()) {
 881     int aType = theEvent->type();
 882     if ((aType == QEvent::Hide) || (aType == QEvent::WindowDeactivate)) {
 883       if (myPartSetMessage->isVisible())
 884         myPartSetMessage->hide();
 885       if (mySizeMessage->isVisible())
 886         mySizeMessage->hide();
 887     }
 888     else if ((aType == QEvent::Show) || (aType == QEvent::WindowActivate))
 889       onShowPanel();
 890   }
 891   return ModuleBase_WidgetValidated::eventFilter(theObj, theEvent);
 892 }
 893
 894 void PartSet_WidgetSketchLabel::onShowViewPlane(bool toShow)
 895 {
 896   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 897   PartSet_PreviewSketchPlane* aPreviewPlane = aModule->sketchMgr()->previewSketchPlane();
 898   if (toShow) {
 899     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 900     if (aPreviewPlane->isPlaneCreated())
 901       aPreviewPlane->displaySketchPlane(myWorkshop);
 902     else
 903       aPreviewPlane->createSketchPlane(aSketch, myWorkshop);
 904   }
 905   else {
 906     aPreviewPlane->eraseSketchPlane(myWorkshop, false);
 907   }
 908   myWorkshop->viewer()->update();
 909 }