src/PartSet/PartSet_WidgetSketchLabel.cpp

   1 // Copyright (C) 2014-2019  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   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 355   if (aModule) {
 356     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 357     bool isSetSizeOfView = false;
 358     double aSizeOfView = 0;
 359     QString aSizeOfViewStr = mySizeOfView->text();
 360     if (!aSizeOfViewStr.isEmpty()) {
 361       aSizeOfView = aSizeOfViewStr.toDouble(&isSetSizeOfView);
 362       if (isSetSizeOfView && aSizeOfView <= 0) {
 363         isSetSizeOfView = false;
 364       }
 365     }
 366     aModule->sketchMgr()->previewSketchPlane()->setSizeOfView(aSizeOfView, isSetSizeOfView);
 367     if (myViewVisible->isChecked())
 368       aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
 369   }
 370   // 2. if the planes were displayed, change the view projection
 371
 372   std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 373   gp_XYZ aXYZ = aDir->impl<gp_Dir>().XYZ();
 374   double aTwist = 0.0;
 375
 376   // Rotate view if the sketcher plane is selected only from preview planes
 377   // Preview planes are created only if there is no any shape
 378   bool aRotate = Config_PropManager::boolean(SKETCH_TAB_NAME, "rotate_to_plane");
 379   if (aRotate) {
 380     myWorkshop->viewer()->setViewProjection(aXYZ.X(), aXYZ.Y(), aXYZ.Z(), aTwist);
 381   }
 382   QString aSizeOfViewStr = mySizeOfView->text();
 383   if (!aSizeOfViewStr.isEmpty()) {
 384     bool isOk;
 385     double aSizeOfView = aSizeOfViewStr.toDouble(&isOk);
 386     if (isOk && aSizeOfView > 0) {
 387       Handle(V3d_View) aView3d = myWorkshop->viewer()->activeView();
 388       if (!aView3d.IsNull()) {
 389         Bnd_Box aBndBox;
 390         double aHalfSize = aSizeOfView/2.0;
 391         aBndBox.Update(-aHalfSize, -aHalfSize, -aHalfSize, aHalfSize, aHalfSize, aHalfSize);
 392         aView3d->FitAll(aBndBox, 0.01, false);
 393       }
 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   // 6. Update sketcher actions
 419   XGUI_ActionsMgr* anActMgr = aWorkshop->actionsMgr();
 420
 421   myWorkshop->updateCommandStatus();
 422   aWorkshop->selector()->clearSelection();
 423   myWorkshop->viewer()->update();
 424
 425   myRemoveExternal->setVisible(false);
 426 }
 427
 428 std::shared_ptr<GeomAPI_Pln> PartSet_WidgetSketchLabel::plane() const
 429 {
 430   CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 431   return PartSet_Tools::sketchPlane(aSketch);
 432 }
 433
 434 bool PartSet_WidgetSketchLabel::focusTo()
 435 {
 436   ModuleBase_Tools::setFocus(myStackWidget, "PartSet_WidgetSketchLabel::focusTo()");
 437   return true;
 438 }
 439
 440 void PartSet_WidgetSketchLabel::enableFocusProcessing()
 441 {
 442   myStackWidget->installEventFilter(this);
 443 }
 444
 445 void PartSet_WidgetSketchLabel::storeAttributeValue(const AttributePtr& theAttribute)
 446 {
 447   ModuleBase_WidgetValidated::storeAttributeValue(theAttribute);
 448 }
 449
 450 void PartSet_WidgetSketchLabel::restoreAttributeValue(const AttributePtr& theAttribute,
 451                                                       const bool theValid)
 452 {
 453   ModuleBase_WidgetValidated::restoreAttributeValue(theAttribute, theValid);
 454
 455   // it is not necessary to save the previous plane value because the plane is chosen once
 456   DataPtr aData = feature()->data();
 457   AttributeSelectionPtr aSelAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 458     (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 459   if (aSelAttr) {
 460     ResultPtr anEmptyResult;
 461     GeomShapePtr anEmptyShape;
 462     aSelAttr->setValue(anEmptyResult, anEmptyShape);
 463   }
 464   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 465     aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 466   anOrigin->reset();
 467   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 468     aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 469   aNormal->reset();
 470   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 471     aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 472   aDirX->reset();
 473 }
 474
 475 bool PartSet_WidgetSketchLabel::setSelectionCustom(const ModuleBase_ViewerPrsPtr& thePrs)
 476 {
 477   if (myIsSelection && myRemoveExternal->isVisible()) {
 478     if (myRemoveExternal->isChecked()) {
 479       myFeature->customAction(SketchPlugin_Sketch::ACTION_REMOVE_EXTERNAL());
 480     }
 481   }
 482   return fillSketchPlaneBySelection(thePrs);
 483 }
 484
 485 bool PartSet_WidgetSketchLabel::canFillSketch(const ModuleBase_ViewerPrsPtr& thePrs)
 486 {
 487   bool aCanFillSketch = true;
 488   // avoid any selection on sketch object
 489   ObjectPtr anObject = thePrs->object();
 490   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 491   if (aResult.get()) {
 492     FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 493     if (aFeature->getKind() == SketchPlugin_Sketch::ID())
 494       aCanFillSketch = false;
 495   }
 496   // check plane or planar face of any non-sketch object
 497   if (aCanFillSketch) {
 498     std::shared_ptr<GeomAPI_Face> aGeomFace;
 499
 500     GeomShapePtr aGeomShape = thePrs->shape();
 501     if ((!aGeomShape.get() || aGeomShape->isNull()) && aResult.get()) {
 502       aGeomShape = aResult->shape();
 503     }
 504
 505     if (aGeomShape.get() && aGeomShape->shapeType() == GeomAPI_Shape::FACE) {
 506       std::shared_ptr<GeomAPI_Face> aGeomFace(new GeomAPI_Face(aGeomShape));
 507       aCanFillSketch = aGeomFace.get() && aGeomFace->isPlanar();
 508     }
 509     else
 510       aCanFillSketch = false;
 511   }
 512   return aCanFillSketch;
 513 }
 514
 515 bool PartSet_WidgetSketchLabel::fillSketchPlaneBySelection(const ModuleBase_ViewerPrsPtr& thePrs)
 516 {
 517   bool isOwnerSet = false;
 518
 519   const GeomShapePtr& aShape = thePrs->shape();
 520   std::shared_ptr<GeomAPI_Dir> aDir;
 521
 522   if (aShape.get() && !aShape->isNull()) {
 523     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 524     aDir = setSketchPlane(aTDShape);
 525     isOwnerSet = aDir.get();
 526   }
 527   if (thePrs->object() && (feature() != thePrs->object())) {
 528     FeaturePtr aFeature = ModelAPI_Feature::feature(thePrs->object());
 529     DataPtr aData = feature()->data();
 530     AttributeSelectionPtr aSelAttr =
 531       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 532       (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 533     if (aSelAttr.get()) {
 534       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(thePrs->object());
 535       if (aRes.get()) {
 536         GeomShapePtr aShapePtr;
 537         if (!aShape.get() || aShape->isNull()) {  // selection happens in the OCC viewer
 538           aShapePtr = ModelAPI_Tools::shape(aRes);
 539         }
 540         else { // selection happens in OB browser
 541           aShapePtr = aShape;
 542         }
 543         if (aShapePtr.get() && aShapePtr->isFace()) {
 544           const TopoDS_Shape& aTDShape = aShapePtr->impl<TopoDS_Shape>();
 545           setSketchPlane(aTDShape);
 546           aSelAttr->setValue(aRes, aShapePtr);
 547           isOwnerSet = true;
 548         }
 549       }
 550       else {
 551         aSelAttr->setValue(aFeature, GeomShapePtr());
 552         GeomShapePtr aShape = aSelAttr->value();
 553         if (!aShape.get() && aSelAttr->contextFeature().get() &&
 554           aSelAttr->contextFeature()->firstResult().get()) {
 555           aShape = aSelAttr->contextFeature()->firstResult()->shape();
 556         }
 557         if (aShape.get() && aShape->isPlanar()) {
 558           const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 559           setSketchPlane(aTDShape);
 560           isOwnerSet = true;
 561         }
 562       }
 563     }
 564   }
 565   return isOwnerSet;
 566 }
 567
 568 void PartSet_WidgetSketchLabel::activateCustom()
 569 {
 570   QWidget* aTopWidget = window();
 571   if (aTopWidget)
 572     aTopWidget->installEventFilter(this);
 573
 574   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 575   if (aModule) {
 576     bool isBlocked = myAutoConstraints->blockSignals(true);
 577     myAutoConstraints->setChecked(aModule->sketchReentranceMgr()->isAutoConstraints());
 578     myAutoConstraints->blockSignals(isBlocked);
 579   }
 580
 581   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 582   if (aPlane.get()) {
 583     myStackWidget->setCurrentIndex(1);
 584     return;
 585   }
 586
 587   myStackWidget->setCurrentIndex(0);
 588   bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 589
 590   // Clear previous selection mode It is necessary for correct activation of preview planes
 591   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 592   XGUI_Displayer* aDisp = aWorkshop->displayer();
 593   aWorkshop->selectionActivate()->activateObjects(QIntList(), aDisp->displayedObjects(), false);
 594
 595   if (!aBodyIsVisualized) {
 596     // We have to select a plane before any operation
 597     myPreviewPlanes->showPreviewPlanes(myWorkshop);
 598     mySizeOfViewWidget->setVisible(true);
 599   }
 600   else
 601     mySizeOfViewWidget->setVisible(false);
 602 }
 603
 604 void PartSet_WidgetSketchLabel::showEvent(QShowEvent* theEvent)
 605 {
 606   ModuleBase_WidgetValidated::showEvent(theEvent);
 607   QTimer::singleShot(10, this, SLOT(onShowPanel()));
 608 }
 609
 610 void PartSet_WidgetSketchLabel::hideEvent(QHideEvent* theEvent)
 611 {
 612   ModuleBase_WidgetValidated::hideEvent(theEvent);
 613   if (myPartSetMessage->isVisible())
 614     myPartSetMessage->hide();
 615   if (mySizeMessage->isVisible())
 616     mySizeMessage->hide();
 617 }
 618
 619
 620 void PartSet_WidgetSketchLabel::onShowPanel()
 621 {
 622   //if (mySizeOfViewWidget->isVisible()) {
 623   if (myStackWidget->currentIndex() == 0) {
 624     DocumentPtr aDoc = feature()->document();
 625     DocumentPtr aModDoc = ModelAPI_Session::get()->moduleDocument();
 626     if (aModDoc == aDoc) {
 627       myPartSetMessage->move(mapToGlobal(geometry().bottomLeft()));
 628       myPartSetMessage->show();
 629     }
 630     if (mySizeOfViewWidget->isVisible()) {
 631       QPoint aPnt = mySizeOfView->mapToGlobal(mySizeOfView->geometry().center());
 632       mySizeMessage->move(aPnt);
 633       mySizeMessage->show();
 634     }
 635   }
 636 }
 637
 638 void PartSet_WidgetSketchLabel::deactivate()
 639 {
 640   QWidget* aTopWidget = window();
 641   if (aTopWidget)
 642     aTopWidget->removeEventFilter(this);
 643
 644   if (myTmpPlane.get()) {
 645     setSketchPlane(myTmpPlane);
 646     myTmpPlane.reset();
 647   }
 648
 649   ModuleBase_WidgetValidated::deactivate();
 650   bool aHidePreview = myPreviewPlanes->isPreviewDisplayed();
 651   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 652
 653   if (aHidePreview)
 654     myWorkshop->viewer()->update();
 655
 656   if (myOpenTransaction) {
 657     SessionPtr aMgr = ModelAPI_Session::get();
 658     aMgr->finishOperation();
 659     myOpenTransaction = false;
 660   }
 661 }
 662
 663 void PartSet_WidgetSketchLabel::selectionModes(int& theModuleSelectionModes, QIntList& theModes)
 664 {
 665   theModuleSelectionModes = -1;
 666   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 667   if (!aPlane.get())
 668     theModes << TopAbs_FACE;
 669 }
 670
 671 void PartSet_WidgetSketchLabel::selectionFilters(QIntList& theModuleSelectionFilters,
 672                                                  SelectMgr_ListOfFilter& theSelectionFilters)
 673 {
 674   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 675   if (aPlane.get())
 676     return;
 677   return ModuleBase_WidgetValidated::selectionFilters(theModuleSelectionFilters,
 678                                                       theSelectionFilters);
 679 }
 680
 681 std::shared_ptr<GeomAPI_Dir>
 682   PartSet_WidgetSketchLabel::setSketchPlane(const TopoDS_Shape& theShape)
 683 {
 684   if (theShape.IsNull())
 685     return std::shared_ptr<GeomAPI_Dir>();
 686
 687   // get selected shape
 688   std::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
 689   aGShape->setImpl(new TopoDS_Shape(theShape));
 690
 691   // get plane parameters
 692   std::shared_ptr<GeomAPI_Face> aFace(new GeomAPI_Face(aGShape));
 693   std::shared_ptr<GeomAPI_Pln> aPlane = aFace->getPlane();
 694   if (!aPlane.get())
 695     return std::shared_ptr<GeomAPI_Dir>();
 696   return setSketchPlane(aPlane);
 697 }
 698
 699 std::shared_ptr<GeomAPI_Dir>
 700   PartSet_WidgetSketchLabel::setSketchPlane(std::shared_ptr<GeomAPI_Pln> thePlane)
 701 {
 702   // set plane parameters to feature
 703   std::shared_ptr<ModelAPI_Data> aData = feature()->data();
 704   double anA, aB, aC, aD;
 705   thePlane->coefficients(anA, aB, aC, aD);
 706
 707   // calculate attributes of the sketch
 708   std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 709   std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 710   std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 711   aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 712   std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 713   // X axis is preferable to be dirX on the sketch
 714   const double tol = Precision::Confusion();
 715   bool isX = fabs(fabs(anA) - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 716   std::shared_ptr<GeomAPI_Dir> aTempDir(
 717       isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 718   std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 719   std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 720
 721   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 722       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 723   anOrigin->setValue(anOrigPnt);
 724   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 725       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 726   aNormal->setValue(aNormDir);
 727   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 728       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 729   aDirX->setValue(aXDir);
 730   std::shared_ptr<GeomAPI_Dir> aDir = thePlane->direction();
 731   return aDir;
 732 }
 733
 734 void PartSet_WidgetSketchLabel::onSetPlaneView()
 735 {
 736   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 737   if (aPlane.get()) {
 738     std::shared_ptr<GeomAPI_Dir> aDirection = aPlane->direction();
 739     gp_Dir aDir = aDirection->impl<gp_Dir>();
 740     if (myViewInverted->isChecked())
 741       aDir.Reverse();
 742     myWorkshop->viewer()->setViewProjection(aDir.X(), aDir.Y(), aDir.Z(), 0.);
 743     PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 744     if (aModule)
 745       aModule->onViewTransformed();
 746   }
 747 }
 748
 749
 750 //******************************************************
 751 QList<ModuleBase_ViewerPrsPtr> PartSet_WidgetSketchLabel::findCircularEdgesInPlane()
 752 {
 753   QList<std::shared_ptr<ModuleBase_ViewerPrs>> aResult;
 754   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 755   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 756   QObjectPtrList aDispObjects = aDisplayer->displayedObjects();
 757
 758   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 759   foreach(ObjectPtr aObj, aDispObjects) {
 760     ResultPtr aResObj = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 761     if (aResObj.get()) {
 762       GeomShapePtr aShape = aResObj->shape();
 763       if (aShape.get()) {
 764         GeomAPI_ShapeExplorer aExplorer(aShape, GeomAPI_Shape::EDGE);
 765         for(; aExplorer.more(); aExplorer.next()) {
 766           GeomShapePtr aEdgeShape = aExplorer.current();
 767           GeomAPI_Edge anEdge(aEdgeShape);
 768           if ((anEdge.isCircle() || anEdge.isArc() || anEdge.isEllipse()) &&
 769                anEdge.isInPlane(aPlane)) {
 770             bool isContains = false;
 771             // Check that edge is not used.
 772             // It is possible that the same edge will be taken from different faces
 773             foreach(ModuleBase_ViewerPrsPtr aPrs, aResult) {
 774               GeomAPI_Edge aUsedEdge(aPrs->shape());
 775               if (aUsedEdge.isEqual(aEdgeShape)) {
 776                 isContains = true;
 777                 break;
 778               }
 779             }
 780             if (!isContains) {
 781               ModuleBase_ViewerPrsPtr aPrs(new ModuleBase_ViewerPrs(aResObj, aEdgeShape));
 782               aResult.append(aPrs);
 783             }
 784           }
 785         }
 786       }
 787     }
 788   }
 789   return aResult;
 790 }
 791
 792 //******************************************************
 793 void PartSet_WidgetSketchLabel::onChangePlane()
 794 {
 795   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 796   if (aModule) {
 797     mySizeOfViewWidget->setVisible(false);
 798     myRemoveExternal->setVisible(true);
 799     myStackWidget->setCurrentIndex(0);
 800
 801     bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 802
 803     if (!aBodyIsVisualized) {
 804       // We have to select a plane before any operation
 805       myPreviewPlanes->showPreviewPlanes(myWorkshop);
 806     }
 807
 808     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 809     myTmpPlane = PartSet_Tools::sketchPlane(aSketch);
 810     PartSet_Tools::nullifySketchPlane(aSketch);
 811
 812     Handle(SelectMgr_Filter) aFilter = aModule->selectionFilter(SF_SketchPlaneFilter);
 813     if (!aFilter.IsNull()) {
 814       std::shared_ptr<GeomAPI_Pln> aPln;
 815       Handle(ModuleBase_ShapeInPlaneFilter)::DownCast(aFilter)->setPlane(aPln);
 816     }
 817     XGUI_Workshop* aWorkshop = aModule->getWorkshop();
 818
 819     aWorkshop->selectionActivate()->updateSelectionFilters();
 820     aWorkshop->selectionActivate()->updateSelectionModes();
 821
 822     SessionPtr aMgr = ModelAPI_Session::get();
 823     aMgr->startOperation("Change Sketch plane");
 824     myOpenTransaction = true;
 825     myWorkshop->viewer()->update();
 826   }
 827 }
 828
 829 void PartSet_WidgetSketchLabel::setShowPointsState(bool theState)
 830 {
 831   bool aBlock = myShowPoints->blockSignals(true);
 832   myShowPoints->setChecked(theState);
 833   myShowPoints->blockSignals(aBlock);
 834 }
 835
 836 bool PartSet_WidgetSketchLabel::restoreValueCustom()
 837 {
 838   if (myFeature.get()) {
 839     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 840     if (aSketch.get() && (aSketch->numberOfSubs() > 0)) {
 841       AttributeStringPtr aDOFStr = aSketch->string("SolverDOF");
 842       if (aDOFStr.get()) {
 843         QString aVal(aDOFStr->value().c_str());
 844         if (aVal.contains('=')) {
 845           // to support old data
 846           aVal = aVal.right(aVal.length() - aVal.lastIndexOf('='));
 847         }
 848         int aDoF = aVal.toInt();
 849         if (aDoF == 0) {
 850           myDoFLabel->setText(tr("Sketch is fully fixed (DoF = 0)"));
 851           myShowDOFBtn->setEnabled(false);
 852         } else {
 853           myDoFLabel->setText(tr("DoF (degrees of freedom) = ") + aVal);
 854           myShowDOFBtn->setEnabled(true);
 855         }
 856       }
 857     }
 858     else {
 859       myDoFLabel->setText("");
 860       myShowDOFBtn->setEnabled(false);
 861     }
 862   }
 863   return true;
 864 }
 865
 866
 867 void PartSet_WidgetSketchLabel::onShowDOF()
 868 {
 869   CompositeFeaturePtr aCompFeature =
 870     std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 871   if (aCompFeature.get()) {
 872     static const Events_ID anEvent = Events_Loop::eventByName(EVENT_GET_DOF_OBJECTS);
 873     ModelAPI_EventCreator::get()->sendUpdated(aCompFeature, anEvent);
 874     Events_Loop::loop()->flush(anEvent);
 875
 876     // Transfer focus to the current viewport for correct processing of a key event
 877     QWidget* aViewPort = myWorkshop->viewer()->activeViewPort();
 878     if (aViewPort)
 879       aViewPort->setFocus();
 880   }
 881 }
 882
 883 bool PartSet_WidgetSketchLabel::eventFilter(QObject* theObj, QEvent* theEvent)
 884 {
 885   if (theObj == window()) {
 886     int aType = theEvent->type();
 887     if ((aType == QEvent::Hide) || (aType == QEvent::WindowDeactivate)) {
 888       if (myPartSetMessage->isVisible())
 889         myPartSetMessage->hide();
 890       if (mySizeMessage->isVisible())
 891         mySizeMessage->hide();
 892     }
 893     else if ((aType == QEvent::Show) || (aType == QEvent::WindowActivate))
 894       onShowPanel();
 895   }
 896   return ModuleBase_WidgetValidated::eventFilter(theObj, theEvent);
 897 }
 898
 899 void PartSet_WidgetSketchLabel::onShowViewPlane(bool toShow)
 900 {
 901   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 902   if (toShow) {
 903     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 904     aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
 905   }
 906   else {
 907     aModule->sketchMgr()->previewSketchPlane()->eraseSketchPlane(myWorkshop, false);
 908   }
 909   myWorkshop->viewer()->update();
 910 }