src/PartSet/PartSet_WidgetSketchLabel.cpp

   1 // Copyright (C) 2014-2020  CEA/DEN, EDF R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License, or (at your option) any later version.
   7 //
   8 // This library is distributed in the hope that it will be useful,
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  18 //
  19
  20 #include "PartSet_WidgetSketchLabel.h"
  21 #include "PartSet_Tools.h"
  22 #include "PartSet_Module.h"
  23 #include "PartSet_PreviewPlanes.h"
  24 #include "PartSet_SketcherReentrantMgr.h"
  25
  26 #include "SketchPlugin_SketchEntity.h"
  27
  28 #include <XGUI_ActionsMgr.h>
  29 #include <XGUI_Displayer.h>
  30 #include <XGUI_ModuleConnector.h>
  31 #include <XGUI_SelectionActivate.h>
  32 #include <XGUI_Selection.h>
  33 #include <XGUI_SelectionMgr.h>
  34 #include <XGUI_Tools.h>
  35 #include <XGUI_ViewerProxy.h>
  36 #include <XGUI_Workshop.h>
  37
  38 #include <ModelAPI_ResultBody.h>
  39 #include <ModelAPI_Tools.h>
  40 #include <ModelAPI_AttributeString.h>
  41 #include <ModelAPI_Events.h>
  42 #include <ModelAPI_ResultConstruction.h>
  43
  44 #include <ModuleBase_Operation.h>
  45 #include <ModuleBase_ViewerPrs.h>
  46 #include <ModuleBase_Tools.h>
  47 #include <ModuleBase_IModule.h>
  48 #include <ModuleBase_IPropertyPanel.h>
  49
  50 #include <GeomAlgoAPI_FaceBuilder.h>
  51 #include <GeomAlgoAPI_ShapeTools.h>
  52 #include <GeomDataAPI_Point.h>
  53 #include <GeomDataAPI_Dir.h>
  54 #include <GeomAPI_XYZ.h>
  55 #include <GeomAPI_Face.h>
  56 #include <GeomAPI_Edge.h>
  57 #include <GeomAPI_ShapeExplorer.h>
  58
  59 #include <SketchPlugin_Sketch.h>
  60 #include <SketcherPrs_Tools.h>
  61
  62 #include <Precision.hxx>
  63 #include <gp_Pln.hxx>
  64 #include <gp_Pnt.hxx>
  65 #include <gp_Dir.hxx>
  66 #include <AIS_Shape.hxx>
  67 #include <AIS_DimensionSelectionMode.hxx>
  68 #include <Bnd_Box.hxx>
  69
  70 #include <Config_WidgetAPI.h>
  71 #include <Config_PropManager.h>
  72
  73 #include <QLabel>
  74 #include <QApplication>
  75 #include <QVBoxLayout>
  76 #include <QHBoxLayout>
  77 #include <QCheckBox>
  78 #include <QGroupBox>
  79 #include <QPushButton>
  80 #include <QLineEdit>
  81 #include <QDoubleValidator>
  82 #include <QDialog>
  83 #include <QTimer>
  84
  85 #ifndef DBL_MAX
  86 #define DBL_MAX 1.7976931348623158e+308
  87 #endif
  88
  89 PartSet_WidgetSketchLabel::PartSet_WidgetSketchLabel(QWidget* theParent,
  90                         ModuleBase_IWorkshop* theWorkshop,
  91                         const Config_WidgetAPI* theData,
  92                         const QMap<PartSet_Tools::ConstraintVisibleState, bool>& toShowConstraints)
  93 : ModuleBase_WidgetValidated(theParent, theWorkshop, theData), myOpenTransaction(false),
  94 myIsSelection(false)
  95 {
  96   QVBoxLayout* aLayout = new QVBoxLayout(this);
  97   ModuleBase_Tools::zeroMargins(aLayout);
  98
  99   myStackWidget = new QStackedWidget(this);
 100   myStackWidget->setContentsMargins(0,0,0,0);
 101   aLayout->addWidget(myStackWidget);
 102
 103   // Define label for plane selection
 104   QWidget* aFirstWgt = new QWidget(this);
 105
 106   // Size of the View control
 107   mySizeOfViewWidget = new QWidget(aFirstWgt);
 108   QHBoxLayout* aSizeLayout = new QHBoxLayout(mySizeOfViewWidget);
 109   aSizeLayout->addWidget(new QLabel(tr("Size of the view"), mySizeOfViewWidget));
 110   mySizeOfView = new QLineEdit(mySizeOfViewWidget);
 111
 112   QDoubleValidator* aValidator = new QDoubleValidator(0, DBL_MAX, 12, mySizeOfView);
 113   aValidator->setLocale(ModuleBase_Tools::doubleLocale());
 114   aValidator->setNotation(QDoubleValidator::StandardNotation);
 115   mySizeOfView->setValidator(aValidator);
 116   aSizeLayout->addWidget(mySizeOfView);
 117
 118   myPartSetMessage = new QDialog(this, Qt::ToolTip);
 119   myPartSetMessage->setModal(false);
 120   myPartSetMessage->setStyleSheet("background-color:lightyellow;");
 121   QVBoxLayout* aMsgLay = new QVBoxLayout(myPartSetMessage);
 122   QString aMsg = tr("The Sketch is created in PartSet.\n"
 123     "It will be necessary to create a Part in order to use this sketch for body creation");
 124   aMsgLay->addWidget(new QLabel(aMsg, myPartSetMessage));
 125   myPartSetMessage->hide();
 126
 127   mySizeMessage = new QDialog(mySizeOfView, Qt::ToolTip);
 128   mySizeMessage->setModal(false);
 129   mySizeMessage->setStyleSheet("background-color:lightyellow;");
 130   aMsgLay = new QVBoxLayout(mySizeMessage);
 131   aMsg = tr("A size of Sketch view can be defined here.");
 132   aMsgLay->addWidget(new QLabel(aMsg, mySizeMessage));
 133   mySizeMessage->hide();
 134
 135   QString aText = translate(theData->getProperty("title"));
 136   QLabel* aLabel = new QLabel(aText, aFirstWgt);
 137   aLabel->setWordWrap(true);
 138   QString aTooltip = translate(theData->getProperty("tooltip"));
 139   aLabel->setToolTip(aTooltip);
 140   aLabel->setIndent(5);
 141
 142   aLayout = new QVBoxLayout(aFirstWgt);
 143   ModuleBase_Tools::zeroMargins(aLayout);
 144   aLayout->addWidget(mySizeOfViewWidget);
 145   aLayout->addWidget(aLabel);
 146
 147   myRemoveExternal = new QCheckBox(tr("Remove external dependencies"), aFirstWgt);
 148   myRemoveExternal->setChecked(false);
 149   aLayout->addWidget(myRemoveExternal);
 150   myRemoveExternal->setVisible(false);
 151
 152   aLayout->addStretch(1);
 153
 154   myStackWidget->addWidget(aFirstWgt);
 155
 156   // Define widget for sketch manmagement
 157   QWidget* aSecondWgt = new QWidget(this);
 158   aLayout = new QVBoxLayout(aSecondWgt);
 159   ModuleBase_Tools::zeroMargins(aLayout);
 160
 161   QGroupBox* aViewBox = new QGroupBox(tr("Sketcher plane"), this);
 162   QGridLayout* aViewLayout = new QGridLayout(aViewBox);
 163
 164   myViewInverted = new QCheckBox(tr("Reversed"), aViewBox);
 165   aViewLayout->addWidget(myViewInverted, 0, 0);
 166
 167   myViewVisible = new QCheckBox(tr("Visible"), aViewBox);
 168   myViewVisible->setChecked(true);
 169   aViewLayout->addWidget(myViewVisible, 0, 1, Qt::AlignRight);
 170   connect(myViewVisible, SIGNAL(toggled(bool)), this, SLOT(onShowViewPlane(bool)));
 171
 172   QPushButton* aSetViewBtn =
 173     new QPushButton(QIcon(":icons/plane_view.png"), tr("Set plane view"), aViewBox);
 174   connect(aSetViewBtn, SIGNAL(clicked(bool)), this, SLOT(onSetPlaneView()));
 175   aViewLayout->addWidget(aSetViewBtn, 1, 0, 1, 2);
 176
 177   aLayout->addWidget(aViewBox);
 178
 179   QMap<PartSet_Tools::ConstraintVisibleState, QString> aStates;
 180   aStates[PartSet_Tools::Geometrical] = tr("Show geometrical constraints");
 181   aStates[PartSet_Tools::Dimensional] = tr("Show dimensional constraints");
 182   aStates[PartSet_Tools::Expressions] = tr("Show existing expressions");
 183
 184   QMap<PartSet_Tools::ConstraintVisibleState, QString>::const_iterator anIt = aStates.begin(),
 185                                                         aLast = aStates.end();
 186   for (; anIt != aLast; anIt++) {
 187     QCheckBox* aShowConstraints = new QCheckBox(anIt.value(), this);
 188     connect(aShowConstraints, SIGNAL(toggled(bool)), this, SLOT(onShowConstraint(bool)));
 189     aLayout->addWidget(aShowConstraints);
 190
 191     PartSet_Tools::ConstraintVisibleState aState = anIt.key();
 192     myShowConstraints[aState] = aShowConstraints;
 193
 194     if (toShowConstraints.contains(aState))
 195       aShowConstraints->setChecked(toShowConstraints[aState]);
 196   }
 197   myShowPoints = new QCheckBox(tr("Show free points"), this);
 198   connect(myShowPoints, SIGNAL(toggled(bool)), this, SIGNAL(showFreePoints(bool)));
 199   aLayout->addWidget(myShowPoints);
 200
 201   myAutoConstraints = new QCheckBox(tr("Automatic constraints"), this);
 202   myAutoConstraints->setToolTip(tr("Automatic vertical and horizontal constraints"));
 203   connect(myAutoConstraints, SIGNAL(toggled(bool)), this, SIGNAL(autoConstraints(bool)));
 204   aLayout->addWidget(myAutoConstraints);
 205
 206   QPushButton* aPlaneBtn = new QPushButton(tr("Change sketch plane"), aSecondWgt);
 207   connect(aPlaneBtn, SIGNAL(clicked(bool)), SLOT(onChangePlane()));
 208   aLayout->addWidget(aPlaneBtn);
 209
 210   aLayout->addSpacing(15);
 211
 212   myDoFLabel = new QLabel("", aSecondWgt);
 213   aLayout->addWidget(myDoFLabel);
 214
 215   myShowDOFBtn = new QPushButton(tr("Show remaining DoFs"), aSecondWgt);
 216   aLayout->addWidget(myShowDOFBtn);
 217   myShowDOFBtn->setEnabled(false);
 218   connect(myShowDOFBtn, SIGNAL(clicked(bool)), SLOT(onShowDOF()));
 219
 220   myStackWidget->addWidget(aSecondWgt);
 221   //setLayout(aLayout);
 222
 223   myPreviewPlanes = new PartSet_PreviewPlanes();
 224 }
 225
 226 PartSet_WidgetSketchLabel::~PartSet_WidgetSketchLabel()
 227 {
 228 }
 229
 230 bool PartSet_WidgetSketchLabel::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
 231                                              const bool theToValidate)
 232 {
 233   // do not use the given selection if the plane of the sketch has been already set.
 234   // If this check is absent, a selected plane in the viewer can be set in the sketch
 235   // even if the sketch is built on another plane.
 236   if (plane().get())
 237     return true;
 238
 239   ModuleBase_ViewerPrsPtr aPrs = theValues.first();
 240   bool aDone = setSelectionInternal(theValues, theToValidate);
 241   if (aDone)
 242     updateByPlaneSelected(aPrs);
 243   return aDone;
 244 }
 245
 246 QList<QWidget*> PartSet_WidgetSketchLabel::getControls() const
 247 {
 248   QList<QWidget*> aResult;
 249   aResult << myStackWidget;
 250   return aResult;
 251 }
 252
 253 bool PartSet_WidgetSketchLabel::processSelection()
 254 {
 255   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 256   if (aPlane.get())
 257     return false;
 258
 259   QList<ModuleBase_ViewerPrsPtr> aSelected = getFilteredSelected();
 260
 261   if (aSelected.empty())
 262     return false;
 263   ModuleBase_ViewerPrsPtr aPrs = aSelected.first();
 264   bool aDone = setSelectionInternal(aSelected, false);
 265   if (aDone) {
 266     updateByPlaneSelected(aPrs);
 267     updateObject(myFeature);
 268   }
 269
 270   return aDone;
 271 }
 272
 273 void PartSet_WidgetSketchLabel::onShowConstraint(bool theOn)
 274 {
 275   QCheckBox* aSenderCheckBox = qobject_cast<QCheckBox*>(sender());
 276
 277   QMap<PartSet_Tools::ConstraintVisibleState, QCheckBox*>::const_iterator
 278                           anIt = myShowConstraints.begin(), aLast = myShowConstraints.end();
 279
 280   PartSet_Tools::ConstraintVisibleState aState = PartSet_Tools::Geometrical;
 281   bool aFound = false;
 282   for (; anIt != aLast && !aFound; anIt++) {
 283     aFound = anIt.value() == aSenderCheckBox;
 284     if (aFound)
 285       aState = anIt.key();
 286   }
 287   if (aFound)
 288     emit showConstraintToggled(aState, theOn);
 289 }
 290
 291 void PartSet_WidgetSketchLabel::blockAttribute(const AttributePtr& theAttribute,
 292                                                const bool& theToBlock, bool& isFlushesActived,
 293                                                bool& isAttributeSetInitializedBlocked,
 294                                                bool& isAttributeSendUpdatedBlocked)
 295 {
 296   ModuleBase_WidgetValidated::blockAttribute(theAttribute, theToBlock, isFlushesActived,
 297                                              isAttributeSetInitializedBlocked,
 298                                              isAttributeSendUpdatedBlocked);
 299   // We do not restore the previous state of isAttributeSetInitializedBlocked for each of
 300   // attributes. It it is necessary, these states should be append to the method attributes
 301   // or stored in the widget
 302
 303   std::list<AttributePtr> anAttributes = myFeature->data()->attributes("");
 304   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
 305   QStringList aValues;
 306   for(; anIt != aLast; anIt++) {
 307     AttributePtr anAttribute = *anIt;
 308     if (theToBlock)
 309       anAttribute->blockSetInitialized(true);
 310     else
 311       anAttribute->blockSetInitialized(isAttributeSetInitializedBlocked);
 312   }
 313 }
 314
 315 bool PartSet_WidgetSketchLabel::setSelectionInternal(
 316                                           const QList<ModuleBase_ViewerPrsPtr>& theValues,
 317                                           const bool theToValidate)
 318 {
 319   bool aDone = false;
 320   if (theValues.empty()) {
 321     // In order to make reselection possible, set empty object and shape should be done
 322     setSelectionCustom(ModuleBase_ViewerPrsPtr(
 323                               new ModuleBase_ViewerPrs(ObjectPtr(), GeomShapePtr(), NULL)));
 324     aDone = false;
 325   }
 326   else {
 327     // it removes the processed value from the parameters list
 328     ModuleBase_ViewerPrsPtr aValue = theValues.first();//.takeFirst();
 329     if (!theToValidate || isValidInFilters(aValue)) {
 330       myIsSelection = true;
 331       aDone = setSelectionCustom(aValue);
 332       myIsSelection = false;
 333     }
 334   }
 335
 336   return aDone;
 337 }
 338
 339 void PartSet_WidgetSketchLabel::updateByPlaneSelected(const ModuleBase_ViewerPrsPtr& thePrs)
 340 {
 341   // Nullify a temporary remembered plane
 342   if (myTmpPlane.get())
 343     myTmpPlane.reset();
 344
 345   GeomPlanePtr aPlane = plane();
 346   if (!aPlane.get())
 347     return;
 348
 349   myPartSetMessage->hide();
 350   mySizeMessage->hide();
 351
 352   // 1. hide main planes if they have been displayed and display sketch preview plane
 353   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 354
 355   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 356   if (aModule) {
 357     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 358     bool isSetSizeOfView = false;
 359     double aSizeOfView = 0;
 360     QString aSizeOfViewStr = mySizeOfView->text();
 361     if (!aSizeOfViewStr.isEmpty()) {
 362       aSizeOfView = aSizeOfViewStr.toDouble(&isSetSizeOfView);
 363       if (isSetSizeOfView && aSizeOfView <= 0) {
 364         isSetSizeOfView = false;
 365       }
 366     }
 367     aModule->sketchMgr()->previewSketchPlane()->setSizeOfView(aSizeOfView, isSetSizeOfView);
 368     if (myViewVisible->isChecked())
 369       aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
 370   }
 371   // 2. if the planes were displayed, change the view projection
 372
 373   std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
 374   gp_XYZ aXYZ = aDir->impl<gp_Dir>().XYZ();
 375   double aTwist = 0.0;
 376
 377   // Rotate view if the sketcher plane is selected only from preview planes
 378   // Preview planes are created only if there is no any shape
 379   bool aRotate = Config_PropManager::boolean(SKETCH_TAB_NAME, "rotate_to_plane");
 380   if (aRotate) {
 381     myWorkshop->viewer()->setViewProjection(aXYZ.X(), aXYZ.Y(), aXYZ.Z(), aTwist);
 382   }
 383   QString aSizeOfViewStr = mySizeOfView->text();
 384   if (!aSizeOfViewStr.isEmpty()) {
 385     bool isOk;
 386     double aSizeOfView = aSizeOfViewStr.toDouble(&isOk);
 387     if (isOk && 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   }
 397   if (myOpenTransaction) {
 398     SessionPtr aMgr = ModelAPI_Session::get();
 399     aMgr->finishOperation();
 400     myOpenTransaction = false;
 401   }
 402   // 3. Clear text in the label
 403   myStackWidget->setCurrentIndex(1);
 404   //myLabel->setText("");
 405   //myLabel->setToolTip("");
 406   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 407
 408   // 5. Clear selection mode and define sketching mode
 409   emit planeSelected(plane());
 410   // after the plane is selected in the sketch, the sketch selection should be activated
 411   // it can not be performed in the sketch label widget because, we don't need to switch off
 412   // the selection by any label deactivation, but need to switch it off by stop the sketch
 413   myWorkshop->selectionActivate()->updateSelectionFilters();
 414   myWorkshop->selectionActivate()->updateSelectionModes();
 415
 416   if (aModule)
 417     aModule->onViewTransformed();
 418
 419   myWorkshop->updateCommandStatus();
 420   aWorkshop->selector()->clearSelection();
 421   myWorkshop->viewer()->update();
 422
 423   myRemoveExternal->setVisible(false);
 424 }
 425
 426 std::shared_ptr<GeomAPI_Pln> PartSet_WidgetSketchLabel::plane() const
 427 {
 428   CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 429   return PartSet_Tools::sketchPlane(aSketch);
 430 }
 431
 432 bool PartSet_WidgetSketchLabel::focusTo()
 433 {
 434   ModuleBase_Tools::setFocus(myStackWidget, "PartSet_WidgetSketchLabel::focusTo()");
 435   return true;
 436 }
 437
 438 void PartSet_WidgetSketchLabel::enableFocusProcessing()
 439 {
 440   myStackWidget->installEventFilter(this);
 441 }
 442
 443 void PartSet_WidgetSketchLabel::storeAttributeValue(const AttributePtr& theAttribute)
 444 {
 445   ModuleBase_WidgetValidated::storeAttributeValue(theAttribute);
 446 }
 447
 448 void PartSet_WidgetSketchLabel::restoreAttributeValue(const AttributePtr& theAttribute,
 449                                                       const bool theValid)
 450 {
 451   ModuleBase_WidgetValidated::restoreAttributeValue(theAttribute, theValid);
 452
 453   // it is not necessary to save the previous plane value because the plane is chosen once
 454   DataPtr aData = feature()->data();
 455   AttributeSelectionPtr aSelAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 456     (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 457   if (aSelAttr) {
 458     ResultPtr anEmptyResult;
 459     GeomShapePtr anEmptyShape;
 460     aSelAttr->setValue(anEmptyResult, anEmptyShape);
 461   }
 462   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 463     aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 464   anOrigin->reset();
 465   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 466     aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 467   aNormal->reset();
 468   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 469     aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 470   aDirX->reset();
 471 }
 472
 473 bool PartSet_WidgetSketchLabel::setSelectionCustom(const ModuleBase_ViewerPrsPtr& thePrs)
 474 {
 475   if (myIsSelection && myRemoveExternal->isVisible()) {
 476     if (myRemoveExternal->isChecked()) {
 477       myFeature->customAction(SketchPlugin_Sketch::ACTION_REMOVE_EXTERNAL());
 478     }
 479   }
 480   return fillSketchPlaneBySelection(thePrs);
 481 }
 482
 483 bool PartSet_WidgetSketchLabel::canFillSketch(const ModuleBase_ViewerPrsPtr& thePrs)
 484 {
 485   bool aCanFillSketch = true;
 486   // avoid any selection on sketch object
 487   ObjectPtr anObject = thePrs->object();
 488   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
 489   if (aResult.get()) {
 490     FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
 491     if (aFeature->getKind() == SketchPlugin_Sketch::ID())
 492       aCanFillSketch = false;
 493   }
 494   // check plane or planar face of any non-sketch object
 495   if (aCanFillSketch) {
 496     GeomShapePtr aGeomShape = thePrs->shape();
 497     if ((!aGeomShape.get() || aGeomShape->isNull()) && aResult.get()) {
 498       aGeomShape = aResult->shape();
 499     }
 500
 501     if (aGeomShape.get() && aGeomShape->shapeType() == GeomAPI_Shape::FACE) {
 502       std::shared_ptr<GeomAPI_Face> aGeomFace(new GeomAPI_Face(aGeomShape));
 503       aCanFillSketch = aGeomFace.get() && aGeomFace->isPlanar();
 504     }
 505     else
 506       aCanFillSketch = false;
 507   }
 508   return aCanFillSketch;
 509 }
 510
 511 bool PartSet_WidgetSketchLabel::fillSketchPlaneBySelection(const ModuleBase_ViewerPrsPtr& thePrs)
 512 {
 513   bool isOwnerSet = false;
 514
 515   GeomShapePtr aShape = thePrs->shape();
 516   std::shared_ptr<GeomAPI_Dir> aDir;
 517
 518   if (!aShape.get() || aShape->isNull()) {
 519     if (thePrs->object() && (feature() != thePrs->object())) {
 520       if (thePrs->object()->groupName() == ModelAPI_ResultConstruction::group()) {
 521         ResultConstructionPtr aConstruction =
 522           std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(thePrs->object());
 523         if (aConstruction.get())
 524           aShape = aConstruction->shape();
 525       }
 526     }
 527   }
 528
 529   if (aShape.get() && !aShape->isNull()) {
 530     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
 531     aDir = setSketchPlane(aTDShape);
 532     isOwnerSet = aDir.get();
 533   }
 534   if (thePrs->object() && (feature() != thePrs->object())) {
 535     if (thePrs->object()->groupName() != ModelAPI_ResultConstruction::group()) {
 536       FeaturePtr aFeature = ModelAPI_Feature::feature(thePrs->object());
 537       DataPtr aData = feature()->data();
 538       AttributeSelectionPtr aSelAttr =
 539         std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
 540         (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
 541       if (aSelAttr.get()) {
 542         ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(thePrs->object());
 543         if (aRes.get()) {
 544           GeomShapePtr aShapePtr;
 545           if (!aShape.get() || aShape->isNull()) {  // selection happens in the OCC viewer
 546             aShapePtr = ModelAPI_Tools::shape(aRes);
 547           }
 548           else { // selection happens in OB browser
 549             aShapePtr = aShape;
 550           }
 551           if (aShapePtr.get() && aShapePtr->isFace()) {
 552             const TopoDS_Shape& aTDShape = aShapePtr->impl<TopoDS_Shape>();
 553             setSketchPlane(aTDShape);
 554             aSelAttr->setValue(aRes, aShapePtr);
 555             isOwnerSet = true;
 556           }
 557         }
 558         else {
 559           aSelAttr->setValue(aFeature, GeomShapePtr());
 560           GeomShapePtr aSelShape = aSelAttr->value();
 561           if (!aSelShape.get() && aSelAttr->contextFeature().get() &&
 562             aSelAttr->contextFeature()->firstResult().get()) {
 563             aSelShape = aSelAttr->contextFeature()->firstResult()->shape();
 564           }
 565           if (aSelShape.get() && aSelShape->isPlanar()) {
 566             const TopoDS_Shape& aTDShape = aSelShape->impl<TopoDS_Shape>();
 567             setSketchPlane(aTDShape);
 568             isOwnerSet = true;
 569           }
 570         }
 571       }
 572     }
 573   }
 574   return isOwnerSet;
 575 }
 576
 577 void PartSet_WidgetSketchLabel::activateCustom()
 578 {
 579   QWidget* aTopWidget = window();
 580   if (aTopWidget)
 581     aTopWidget->installEventFilter(this);
 582
 583   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 584   if (aModule) {
 585     bool isBlocked = myAutoConstraints->blockSignals(true);
 586     myAutoConstraints->setChecked(aModule->sketchReentranceMgr()->isAutoConstraints());
 587     myAutoConstraints->blockSignals(isBlocked);
 588   }
 589
 590   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 591   if (aPlane.get()) {
 592     myStackWidget->setCurrentIndex(1);
 593     return;
 594   }
 595
 596   myStackWidget->setCurrentIndex(0);
 597   bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 598
 599   // Clear previous selection mode It is necessary for correct activation of preview planes
 600   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 601   XGUI_Displayer* aDisp = aWorkshop->displayer();
 602   aWorkshop->selectionActivate()->activateObjects(QIntList(), aDisp->displayedObjects(), false);
 603
 604   if (!aBodyIsVisualized) {
 605     // We have to select a plane before any operation
 606     myPreviewPlanes->showPreviewPlanes(myWorkshop);
 607     mySizeOfViewWidget->setVisible(true);
 608   }
 609   else
 610     mySizeOfViewWidget->setVisible(false);
 611 }
 612
 613 void PartSet_WidgetSketchLabel::showEvent(QShowEvent* theEvent)
 614 {
 615   ModuleBase_WidgetValidated::showEvent(theEvent);
 616   QTimer::singleShot(10, this, SLOT(onShowPanel()));
 617 }
 618
 619 void PartSet_WidgetSketchLabel::hideEvent(QHideEvent* theEvent)
 620 {
 621   ModuleBase_WidgetValidated::hideEvent(theEvent);
 622   if (myPartSetMessage->isVisible())
 623     myPartSetMessage->hide();
 624   if (mySizeMessage->isVisible())
 625     mySizeMessage->hide();
 626 }
 627
 628
 629 void PartSet_WidgetSketchLabel::onShowPanel()
 630 {
 631   //if (mySizeOfViewWidget->isVisible()) {
 632   if (myStackWidget->currentIndex() == 0) {
 633     DocumentPtr aDoc = feature()->document();
 634     DocumentPtr aModDoc = ModelAPI_Session::get()->moduleDocument();
 635     if (aModDoc == aDoc) {
 636       myPartSetMessage->move(mapToGlobal(geometry().bottomLeft()));
 637       myPartSetMessage->show();
 638     }
 639     if (mySizeOfViewWidget->isVisible()) {
 640       QPoint aPnt = mySizeOfView->mapToGlobal(mySizeOfView->geometry().center());
 641       mySizeMessage->move(aPnt);
 642       mySizeMessage->show();
 643     }
 644   }
 645 }
 646
 647 void PartSet_WidgetSketchLabel::deactivate()
 648 {
 649   QWidget* aTopWidget = window();
 650   if (aTopWidget)
 651     aTopWidget->removeEventFilter(this);
 652
 653   if (myTmpPlane.get()) {
 654     setSketchPlane(myTmpPlane);
 655     myTmpPlane.reset();
 656   }
 657
 658   ModuleBase_WidgetValidated::deactivate();
 659   bool aHidePreview = myPreviewPlanes->isPreviewDisplayed();
 660   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
 661
 662   if (aHidePreview)
 663     myWorkshop->viewer()->update();
 664
 665   if (myOpenTransaction) {
 666     SessionPtr aMgr = ModelAPI_Session::get();
 667     aMgr->finishOperation();
 668     myOpenTransaction = false;
 669   }
 670 }
 671
 672 void PartSet_WidgetSketchLabel::selectionModes(int& theModuleSelectionModes, QIntList& theModes)
 673 {
 674   theModuleSelectionModes = -1;
 675   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 676   if (!aPlane.get())
 677     theModes << TopAbs_FACE;
 678 }
 679
 680 void PartSet_WidgetSketchLabel::selectionFilters(QIntList& theModuleSelectionFilters,
 681                                                  SelectMgr_ListOfFilter& theSelectionFilters)
 682 {
 683   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 684   if (aPlane.get())
 685     return;
 686   return ModuleBase_WidgetValidated::selectionFilters(theModuleSelectionFilters,
 687                                                       theSelectionFilters);
 688 }
 689
 690 std::shared_ptr<GeomAPI_Dir>
 691   PartSet_WidgetSketchLabel::setSketchPlane(const TopoDS_Shape& theShape)
 692 {
 693   if (theShape.IsNull())
 694     return std::shared_ptr<GeomAPI_Dir>();
 695
 696   // get selected shape
 697   std::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
 698   aGShape->setImpl(new TopoDS_Shape(theShape));
 699
 700   // get plane parameters
 701   std::shared_ptr<GeomAPI_Face> aFace(new GeomAPI_Face(aGShape));
 702   std::shared_ptr<GeomAPI_Pln> aPlane = aFace->getPlane();
 703   if (!aPlane.get())
 704     return std::shared_ptr<GeomAPI_Dir>();
 705   return setSketchPlane(aPlane);
 706 }
 707
 708 std::shared_ptr<GeomAPI_Dir>
 709   PartSet_WidgetSketchLabel::setSketchPlane(std::shared_ptr<GeomAPI_Pln> thePlane)
 710 {
 711   // set plane parameters to feature
 712   std::shared_ptr<ModelAPI_Data> aData = feature()->data();
 713   double anA, aB, aC, aD;
 714   thePlane->coefficients(anA, aB, aC, aD);
 715
 716   // calculate attributes of the sketch
 717   std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
 718   std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
 719   std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
 720   aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
 721   std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
 722   // X axis is preferable to be dirX on the sketch
 723   const double tol = Precision::Confusion();
 724   bool isX = fabs(fabs(anA) - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
 725   std::shared_ptr<GeomAPI_Dir> aTempDir(
 726       isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
 727   std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
 728   std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
 729
 730   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
 731       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
 732   anOrigin->setValue(anOrigPnt);
 733   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 734       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
 735   aNormal->setValue(aNormDir);
 736   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
 737       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
 738   aDirX->setValue(aXDir);
 739   std::shared_ptr<GeomAPI_Dir> aDir = thePlane->direction();
 740   return aDir;
 741 }
 742
 743 void PartSet_WidgetSketchLabel::onSetPlaneView()
 744 {
 745   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 746   if (aPlane.get()) {
 747     std::shared_ptr<GeomAPI_Dir> aDirection = aPlane->direction();
 748     gp_Dir aDir = aDirection->impl<gp_Dir>();
 749     if (myViewInverted->isChecked())
 750       aDir.Reverse();
 751     myWorkshop->viewer()->setViewProjection(aDir.X(), aDir.Y(), aDir.Z(), 0.);
 752     PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 753     if (aModule)
 754       aModule->onViewTransformed();
 755   }
 756 }
 757
 758
 759 //******************************************************
 760 QList<ModuleBase_ViewerPrsPtr> PartSet_WidgetSketchLabel::findCircularEdgesInPlane()
 761 {
 762   QList<std::shared_ptr<ModuleBase_ViewerPrs>> aResult;
 763   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
 764   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
 765   QObjectPtrList aDispObjects = aDisplayer->displayedObjects();
 766
 767   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
 768   foreach(ObjectPtr aObj, aDispObjects) {
 769     ResultPtr aResObj = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
 770     if (aResObj.get()) {
 771       GeomShapePtr aShape = aResObj->shape();
 772       if (aShape.get()) {
 773         GeomAPI_ShapeExplorer aExplorer(aShape, GeomAPI_Shape::EDGE);
 774         for(; aExplorer.more(); aExplorer.next()) {
 775           GeomShapePtr aEdgeShape = aExplorer.current();
 776           GeomAPI_Edge anEdge(aEdgeShape);
 777           if ((anEdge.isCircle() || anEdge.isArc() || anEdge.isEllipse()) &&
 778                anEdge.isInPlane(aPlane)) {
 779             bool isContains = false;
 780             // Check that edge is not used.
 781             // It is possible that the same edge will be taken from different faces
 782             foreach(ModuleBase_ViewerPrsPtr aPrs, aResult) {
 783               GeomAPI_Edge aUsedEdge(aPrs->shape());
 784               if (aUsedEdge.isEqual(aEdgeShape)) {
 785                 isContains = true;
 786                 break;
 787               }
 788             }
 789             if (!isContains) {
 790               ModuleBase_ViewerPrsPtr aPrs(new ModuleBase_ViewerPrs(aResObj, aEdgeShape));
 791               aResult.append(aPrs);
 792             }
 793           }
 794         }
 795       }
 796     }
 797   }
 798   return aResult;
 799 }
 800
 801 //******************************************************
 802 void PartSet_WidgetSketchLabel::onChangePlane()
 803 {
 804   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 805   if (aModule) {
 806     mySizeOfViewWidget->setVisible(false);
 807     myRemoveExternal->setVisible(true);
 808     myStackWidget->setCurrentIndex(0);
 809
 810     bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
 811
 812     if (!aBodyIsVisualized) {
 813       // We have to select a plane before any operation
 814       myPreviewPlanes->showPreviewPlanes(myWorkshop);
 815     }
 816
 817     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 818     myTmpPlane = PartSet_Tools::sketchPlane(aSketch);
 819     PartSet_Tools::nullifySketchPlane(aSketch);
 820
 821     Handle(SelectMgr_Filter) aFilter = aModule->selectionFilter(SF_SketchPlaneFilter);
 822     if (!aFilter.IsNull()) {
 823       std::shared_ptr<GeomAPI_Pln> aPln;
 824       Handle(ModuleBase_ShapeInPlaneFilter)::DownCast(aFilter)->setPlane(aPln);
 825     }
 826     XGUI_Workshop* aWorkshop = aModule->getWorkshop();
 827
 828     aWorkshop->selectionActivate()->updateSelectionFilters();
 829     aWorkshop->selectionActivate()->updateSelectionModes();
 830
 831     SessionPtr aMgr = ModelAPI_Session::get();
 832     aMgr->startOperation("Change Sketch plane");
 833     myOpenTransaction = true;
 834     myWorkshop->viewer()->update();
 835   }
 836 }
 837
 838 void PartSet_WidgetSketchLabel::setShowPointsState(bool theState)
 839 {
 840   bool aBlock = myShowPoints->blockSignals(true);
 841   myShowPoints->setChecked(theState);
 842   myShowPoints->blockSignals(aBlock);
 843 }
 844
 845 bool PartSet_WidgetSketchLabel::restoreValueCustom()
 846 {
 847   if (myFeature.get()) {
 848     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 849     if (aSketch.get() && (aSketch->numberOfSubs() > 0)) {
 850       AttributeStringPtr aDOFStr = aSketch->string("SolverDOF");
 851       if (aDOFStr.get()) {
 852         QString aVal(aDOFStr->value().c_str());
 853         if (aVal.contains('=')) {
 854           // to support old data
 855           aVal = aVal.right(aVal.length() - aVal.lastIndexOf('='));
 856         }
 857         int aDoF = aVal.toInt();
 858         if (aDoF == 0) {
 859           myDoFLabel->setText(tr("Sketch is fully fixed (DoF = 0)"));
 860           myShowDOFBtn->setEnabled(false);
 861         } else {
 862           myDoFLabel->setText(tr("DoF (degrees of freedom) = ") + aVal);
 863           myShowDOFBtn->setEnabled(true);
 864         }
 865       }
 866     }
 867     else {
 868       myDoFLabel->setText("");
 869       myShowDOFBtn->setEnabled(false);
 870     }
 871   }
 872   return true;
 873 }
 874
 875
 876 void PartSet_WidgetSketchLabel::onShowDOF()
 877 {
 878   CompositeFeaturePtr aCompFeature =
 879     std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 880   if (aCompFeature.get()) {
 881     static const Events_ID anEvent = Events_Loop::eventByName(EVENT_GET_DOF_OBJECTS);
 882     ModelAPI_EventCreator::get()->sendUpdated(aCompFeature, anEvent);
 883     Events_Loop::loop()->flush(anEvent);
 884
 885     // Transfer focus to the current viewport for correct processing of a key event
 886     QWidget* aViewPort = myWorkshop->viewer()->activeViewPort();
 887     if (aViewPort)
 888       aViewPort->setFocus();
 889   }
 890 }
 891
 892 bool PartSet_WidgetSketchLabel::eventFilter(QObject* theObj, QEvent* theEvent)
 893 {
 894   if (theObj == window()) {
 895     int aType = theEvent->type();
 896     if ((aType == QEvent::Hide) || (aType == QEvent::WindowDeactivate)) {
 897       if (myPartSetMessage->isVisible())
 898         myPartSetMessage->hide();
 899       if (mySizeMessage->isVisible())
 900         mySizeMessage->hide();
 901     }
 902     else if ((aType == QEvent::Show) || (aType == QEvent::WindowActivate))
 903       onShowPanel();
 904   }
 905   return ModuleBase_WidgetValidated::eventFilter(theObj, theEvent);
 906 }
 907
 908 void PartSet_WidgetSketchLabel::onShowViewPlane(bool toShow)
 909 {
 910   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
 911   if (toShow) {
 912     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
 913     aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
 914   }
 915   else {
 916     aModule->sketchMgr()->previewSketchPlane()->eraseSketchPlane(myWorkshop, false);
 917   }
 918   myWorkshop->viewer()->update();
 919 }