Salome HOME
Get rid of compilation warnings. Part I.
[modules/shaper.git] / src / PartSet / PartSet_WidgetSketchLabel.cpp
1 // Copyright (C) 2014-2020  CEA/DEN, EDF R&D
2 //
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
7 //
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11 // Lesser General Public License for more details.
12 //
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
16 //
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
18 //
19
20 #include "PartSet_WidgetSketchLabel.h"
21 #include "PartSet_Tools.h"
22 #include "PartSet_Module.h"
23 #include "PartSet_PreviewPlanes.h"
24 #include "PartSet_SketcherReentrantMgr.h"
25
26 #include "SketchPlugin_SketchEntity.h"
27
28 #include <XGUI_ActionsMgr.h>
29 #include <XGUI_Displayer.h>
30 #include <XGUI_ModuleConnector.h>
31 #include <XGUI_SelectionActivate.h>
32 #include <XGUI_Selection.h>
33 #include <XGUI_SelectionMgr.h>
34 #include <XGUI_Tools.h>
35 #include <XGUI_ViewerProxy.h>
36 #include <XGUI_Workshop.h>
37
38 #include <ModelAPI_ResultBody.h>
39 #include <ModelAPI_Tools.h>
40 #include <ModelAPI_AttributeString.h>
41 #include <ModelAPI_Events.h>
42
43 #include <ModuleBase_Operation.h>
44 #include <ModuleBase_ViewerPrs.h>
45 #include <ModuleBase_Tools.h>
46 #include <ModuleBase_IModule.h>
47 #include <ModuleBase_IPropertyPanel.h>
48
49 #include <GeomAlgoAPI_FaceBuilder.h>
50 #include <GeomAlgoAPI_ShapeTools.h>
51 #include <GeomDataAPI_Point.h>
52 #include <GeomDataAPI_Dir.h>
53 #include <GeomAPI_XYZ.h>
54 #include <GeomAPI_Face.h>
55 #include <GeomAPI_Edge.h>
56 #include <GeomAPI_ShapeExplorer.h>
57
58 #include <SketchPlugin_Sketch.h>
59 #include <SketcherPrs_Tools.h>
60
61 #include <Precision.hxx>
62 #include <gp_Pln.hxx>
63 #include <gp_Pnt.hxx>
64 #include <gp_Dir.hxx>
65 #include <AIS_Shape.hxx>
66 #include <AIS_DimensionSelectionMode.hxx>
67 #include <Bnd_Box.hxx>
68
69 #include <Config_WidgetAPI.h>
70 #include <Config_PropManager.h>
71
72 #include <QLabel>
73 #include <QApplication>
74 #include <QVBoxLayout>
75 #include <QHBoxLayout>
76 #include <QCheckBox>
77 #include <QGroupBox>
78 #include <QPushButton>
79 #include <QLineEdit>
80 #include <QDoubleValidator>
81 #include <QDialog>
82 #include <QTimer>
83
84 #ifndef DBL_MAX
85 #define DBL_MAX 1.7976931348623158e+308
86 #endif
87
88 PartSet_WidgetSketchLabel::PartSet_WidgetSketchLabel(QWidget* theParent,
89                         ModuleBase_IWorkshop* theWorkshop,
90                         const Config_WidgetAPI* theData,
91                         const QMap<PartSet_Tools::ConstraintVisibleState, bool>& toShowConstraints)
92 : ModuleBase_WidgetValidated(theParent, theWorkshop, theData), myOpenTransaction(false),
93 myIsSelection(false)
94 {
95   QVBoxLayout* aLayout = new QVBoxLayout(this);
96   ModuleBase_Tools::zeroMargins(aLayout);
97
98   myStackWidget = new QStackedWidget(this);
99   myStackWidget->setContentsMargins(0,0,0,0);
100   aLayout->addWidget(myStackWidget);
101
102   // Define label for plane selection
103   QWidget* aFirstWgt = new QWidget(this);
104
105   // Size of the View control
106   mySizeOfViewWidget = new QWidget(aFirstWgt);
107   QHBoxLayout* aSizeLayout = new QHBoxLayout(mySizeOfViewWidget);
108   aSizeLayout->addWidget(new QLabel(tr("Size of the view"), mySizeOfViewWidget));
109   mySizeOfView = new QLineEdit(mySizeOfViewWidget);
110
111   QDoubleValidator* aValidator = new QDoubleValidator(0, DBL_MAX, 12, mySizeOfView);
112   aValidator->setLocale(ModuleBase_Tools::doubleLocale());
113   aValidator->setNotation(QDoubleValidator::StandardNotation);
114   mySizeOfView->setValidator(aValidator);
115   aSizeLayout->addWidget(mySizeOfView);
116
117   myPartSetMessage = new QDialog(this, Qt::ToolTip);
118   myPartSetMessage->setModal(false);
119   myPartSetMessage->setStyleSheet("background-color:lightyellow;");
120   QVBoxLayout* aMsgLay = new QVBoxLayout(myPartSetMessage);
121   QString aMsg = tr("The Sketch is created in PartSet.\n"
122     "It will be necessary to create a Part in order to use this sketch for body creation");
123   aMsgLay->addWidget(new QLabel(aMsg, myPartSetMessage));
124   myPartSetMessage->hide();
125
126   mySizeMessage = new QDialog(mySizeOfView, Qt::ToolTip);
127   mySizeMessage->setModal(false);
128   mySizeMessage->setStyleSheet("background-color:lightyellow;");
129   aMsgLay = new QVBoxLayout(mySizeMessage);
130   aMsg = tr("A size of Sketch view can be defined here.");
131   aMsgLay->addWidget(new QLabel(aMsg, mySizeMessage));
132   mySizeMessage->hide();
133
134   QString aText = translate(theData->getProperty("title"));
135   QLabel* aLabel = new QLabel(aText, aFirstWgt);
136   aLabel->setWordWrap(true);
137   QString aTooltip = translate(theData->getProperty("tooltip"));
138   aLabel->setToolTip(aTooltip);
139   aLabel->setIndent(5);
140
141   aLayout = new QVBoxLayout(aFirstWgt);
142   ModuleBase_Tools::zeroMargins(aLayout);
143   aLayout->addWidget(mySizeOfViewWidget);
144   aLayout->addWidget(aLabel);
145
146   myRemoveExternal = new QCheckBox(tr("Remove external dependencies"), aFirstWgt);
147   myRemoveExternal->setChecked(false);
148   aLayout->addWidget(myRemoveExternal);
149   myRemoveExternal->setVisible(false);
150
151   aLayout->addStretch(1);
152
153   myStackWidget->addWidget(aFirstWgt);
154
155   // Define widget for sketch manmagement
156   QWidget* aSecondWgt = new QWidget(this);
157   aLayout = new QVBoxLayout(aSecondWgt);
158   ModuleBase_Tools::zeroMargins(aLayout);
159
160   QGroupBox* aViewBox = new QGroupBox(tr("Sketcher plane"), this);
161   QVBoxLayout* aViewLayout = new QVBoxLayout(aViewBox);
162
163   myViewInverted = new QCheckBox(tr("Reversed"), aViewBox);
164   aViewLayout->addWidget(myViewInverted);
165
166   QPushButton* aSetViewBtn =
167     new QPushButton(QIcon(":icons/plane_view.png"), tr("Set plane view"), aViewBox);
168   connect(aSetViewBtn, SIGNAL(clicked(bool)), this, SLOT(onSetPlaneView()));
169   aViewLayout->addWidget(aSetViewBtn);
170
171   aLayout->addWidget(aViewBox);
172
173   QMap<PartSet_Tools::ConstraintVisibleState, QString> aStates;
174   aStates[PartSet_Tools::Geometrical] = tr("Show geometrical constraints");
175   aStates[PartSet_Tools::Dimensional] = tr("Show dimensional constraints");
176   aStates[PartSet_Tools::Expressions] = tr("Show existing expressions");
177
178   QMap<PartSet_Tools::ConstraintVisibleState, QString>::const_iterator anIt = aStates.begin(),
179                                                         aLast = aStates.end();
180   for (; anIt != aLast; anIt++) {
181     QCheckBox* aShowConstraints = new QCheckBox(anIt.value(), this);
182     connect(aShowConstraints, SIGNAL(toggled(bool)), this, SLOT(onShowConstraint(bool)));
183     aLayout->addWidget(aShowConstraints);
184
185     PartSet_Tools::ConstraintVisibleState aState = anIt.key();
186     myShowConstraints[aState] = aShowConstraints;
187
188     if (toShowConstraints.contains(aState))
189       aShowConstraints->setChecked(toShowConstraints[aState]);
190   }
191   myShowPoints = new QCheckBox(tr("Show free points"), this);
192   connect(myShowPoints, SIGNAL(toggled(bool)), this, SIGNAL(showFreePoints(bool)));
193   aLayout->addWidget(myShowPoints);
194
195   myAutoConstraints = new QCheckBox(tr("Automatic constraints"), this);
196   myAutoConstraints->setToolTip(tr("Automatic vertical and horizontal constraints"));
197   connect(myAutoConstraints, SIGNAL(toggled(bool)), this, SIGNAL(autoConstraints(bool)));
198   aLayout->addWidget(myAutoConstraints);
199
200   QPushButton* aPlaneBtn = new QPushButton(tr("Change sketch plane"), aSecondWgt);
201   connect(aPlaneBtn, SIGNAL(clicked(bool)), SLOT(onChangePlane()));
202   aLayout->addWidget(aPlaneBtn);
203
204   aLayout->addSpacing(15);
205
206   myDoFLabel = new QLabel("", aSecondWgt);
207   aLayout->addWidget(myDoFLabel);
208
209   myShowDOFBtn = new QPushButton(tr("Show remaining DoFs"), aSecondWgt);
210   aLayout->addWidget(myShowDOFBtn);
211   myShowDOFBtn->setEnabled(false);
212   connect(myShowDOFBtn, SIGNAL(clicked(bool)), SLOT(onShowDOF()));
213
214   myStackWidget->addWidget(aSecondWgt);
215   //setLayout(aLayout);
216
217   myPreviewPlanes = new PartSet_PreviewPlanes();
218 }
219
220 PartSet_WidgetSketchLabel::~PartSet_WidgetSketchLabel()
221 {
222 }
223
224 bool PartSet_WidgetSketchLabel::setSelection(QList<ModuleBase_ViewerPrsPtr>& theValues,
225                                              const bool theToValidate)
226 {
227   // do not use the given selection if the plane of the sketch has been already set.
228   // If this check is absent, a selected plane in the viewer can be set in the sketch
229   // even if the sketch is built on another plane.
230   if (plane().get())
231     return true;
232
233   ModuleBase_ViewerPrsPtr aPrs = theValues.first();
234   bool aDone = setSelectionInternal(theValues, theToValidate);
235   if (aDone)
236     updateByPlaneSelected(aPrs);
237   return aDone;
238 }
239
240 QList<QWidget*> PartSet_WidgetSketchLabel::getControls() const
241 {
242   QList<QWidget*> aResult;
243   aResult << myStackWidget;
244   return aResult;
245 }
246
247 bool PartSet_WidgetSketchLabel::processSelection()
248 {
249   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
250   if (aPlane.get())
251     return false;
252
253   QList<ModuleBase_ViewerPrsPtr> aSelected = getFilteredSelected();
254
255   if (aSelected.empty())
256     return false;
257   ModuleBase_ViewerPrsPtr aPrs = aSelected.first();
258   bool aDone = setSelectionInternal(aSelected, false);
259   if (aDone) {
260     updateByPlaneSelected(aPrs);
261     updateObject(myFeature);
262   }
263
264   return aDone;
265 }
266
267 void PartSet_WidgetSketchLabel::onShowConstraint(bool theOn)
268 {
269   QCheckBox* aSenderCheckBox = qobject_cast<QCheckBox*>(sender());
270
271   QMap<PartSet_Tools::ConstraintVisibleState, QCheckBox*>::const_iterator
272                           anIt = myShowConstraints.begin(), aLast = myShowConstraints.end();
273
274   PartSet_Tools::ConstraintVisibleState aState = PartSet_Tools::Geometrical;
275   bool aFound = false;
276   for (; anIt != aLast && !aFound; anIt++) {
277     aFound = anIt.value() == aSenderCheckBox;
278     if (aFound)
279       aState = anIt.key();
280   }
281   if (aFound)
282     emit showConstraintToggled(aState, theOn);
283 }
284
285 void PartSet_WidgetSketchLabel::blockAttribute(const AttributePtr& theAttribute,
286                                                const bool& theToBlock, bool& isFlushesActived,
287                                                bool& isAttributeSetInitializedBlocked,
288                                                bool& isAttributeSendUpdatedBlocked)
289 {
290   ModuleBase_WidgetValidated::blockAttribute(theAttribute, theToBlock, isFlushesActived,
291                                              isAttributeSetInitializedBlocked,
292                                              isAttributeSendUpdatedBlocked);
293   // We do not restore the previous state of isAttributeSetInitializedBlocked for each of
294   // attributes. It it is necessary, these states should be append to the method attributes
295   // or stored in the widget
296
297   std::list<AttributePtr> anAttributes = myFeature->data()->attributes("");
298   std::list<AttributePtr>::const_iterator anIt = anAttributes.begin(), aLast = anAttributes.end();
299   QStringList aValues;
300   for(; anIt != aLast; anIt++) {
301     AttributePtr anAttribute = *anIt;
302     if (theToBlock)
303       anAttribute->blockSetInitialized(true);
304     else
305       anAttribute->blockSetInitialized(isAttributeSetInitializedBlocked);
306   }
307 }
308
309 bool PartSet_WidgetSketchLabel::setSelectionInternal(
310                                           const QList<ModuleBase_ViewerPrsPtr>& theValues,
311                                           const bool theToValidate)
312 {
313   bool aDone = false;
314   if (theValues.empty()) {
315     // In order to make reselection possible, set empty object and shape should be done
316     setSelectionCustom(std::shared_ptr<ModuleBase_ViewerPrs>(
317                               new ModuleBase_ViewerPrs(ObjectPtr(), GeomShapePtr(), NULL)));
318     aDone = false;
319   }
320   else {
321     // it removes the processed value from the parameters list
322     ModuleBase_ViewerPrsPtr aValue = theValues.first();//.takeFirst();
323     if (!theToValidate || isValidInFilters(aValue)) {
324       myIsSelection = true;
325       aDone = setSelectionCustom(aValue);
326       myIsSelection = false;
327     }
328   }
329
330   return aDone;
331 }
332
333 void PartSet_WidgetSketchLabel::updateByPlaneSelected(const ModuleBase_ViewerPrsPtr& thePrs)
334 {
335   // Nullify a temporary remembered plane
336   if (myTmpPlane.get())
337     myTmpPlane.reset();
338
339   GeomPlanePtr aPlane = plane();
340   if (!aPlane.get())
341     return;
342
343   myPartSetMessage->hide();
344   mySizeMessage->hide();
345
346   // 1. hide main planes if they have been displayed and display sketch preview plane
347   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
348
349   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
350   if (aModule) {
351     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
352     bool isSetSizeOfView = false;
353     double aSizeOfView = 0;
354     QString aSizeOfViewStr = mySizeOfView->text();
355     if (!aSizeOfViewStr.isEmpty()) {
356       aSizeOfView = aSizeOfViewStr.toDouble(&isSetSizeOfView);
357       if (isSetSizeOfView && aSizeOfView <= 0) {
358         isSetSizeOfView = false;
359       }
360     }
361     aModule->sketchMgr()->previewSketchPlane()->setSizeOfView(aSizeOfView, isSetSizeOfView);
362     aModule->sketchMgr()->previewSketchPlane()->createSketchPlane(aSketch, myWorkshop);
363   }
364   // 2. if the planes were displayed, change the view projection
365
366   std::shared_ptr<GeomAPI_Dir> aDir = aPlane->direction();
367   gp_XYZ aXYZ = aDir->impl<gp_Dir>().XYZ();
368   double aTwist = 0.0;
369
370   // Rotate view if the sketcher plane is selected only from preview planes
371   // Preview planes are created only if there is no any shape
372   bool aRotate = Config_PropManager::boolean(SKETCH_TAB_NAME, "rotate_to_plane");
373   if (aRotate) {
374     myWorkshop->viewer()->setViewProjection(aXYZ.X(), aXYZ.Y(), aXYZ.Z(), aTwist);
375   }
376   QString aSizeOfViewStr = mySizeOfView->text();
377   if (!aSizeOfViewStr.isEmpty()) {
378     bool isOk;
379     double aSizeOfView = aSizeOfViewStr.toDouble(&isOk);
380     if (isOk && aSizeOfView > 0) {
381       Handle(V3d_View) aView3d = myWorkshop->viewer()->activeView();
382       if (!aView3d.IsNull()) {
383         Bnd_Box aBndBox;
384         double aHalfSize = aSizeOfView/2.0;
385         aBndBox.Update(-aHalfSize, -aHalfSize, -aHalfSize, aHalfSize, aHalfSize, aHalfSize);
386         aView3d->FitAll(aBndBox, 0.01, false);
387       }
388     }
389   }
390   if (myOpenTransaction) {
391     SessionPtr aMgr = ModelAPI_Session::get();
392     aMgr->finishOperation();
393     myOpenTransaction = false;
394   }
395   // 3. Clear text in the label
396   myStackWidget->setCurrentIndex(1);
397   //myLabel->setText("");
398   //myLabel->setToolTip("");
399   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
400
401   // 5. Clear selection mode and define sketching mode
402   emit planeSelected(plane());
403   // after the plane is selected in the sketch, the sketch selection should be activated
404   // it can not be performed in the sketch label widget because, we don't need to switch off
405   // the selection by any label deactivation, but need to switch it off by stop the sketch
406   myWorkshop->selectionActivate()->updateSelectionFilters();
407   myWorkshop->selectionActivate()->updateSelectionModes();
408
409   if (aModule)
410     aModule->onViewTransformed();
411
412   myWorkshop->updateCommandStatus();
413   aWorkshop->selector()->clearSelection();
414   myWorkshop->viewer()->update();
415
416   myRemoveExternal->setVisible(false);
417 }
418
419 std::shared_ptr<GeomAPI_Pln> PartSet_WidgetSketchLabel::plane() const
420 {
421   CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
422   return PartSet_Tools::sketchPlane(aSketch);
423 }
424
425 bool PartSet_WidgetSketchLabel::focusTo()
426 {
427   ModuleBase_Tools::setFocus(myStackWidget, "PartSet_WidgetSketchLabel::focusTo()");
428   return true;
429 }
430
431 void PartSet_WidgetSketchLabel::enableFocusProcessing()
432 {
433   myStackWidget->installEventFilter(this);
434 }
435
436 void PartSet_WidgetSketchLabel::storeAttributeValue(const AttributePtr& theAttribute)
437 {
438   ModuleBase_WidgetValidated::storeAttributeValue(theAttribute);
439 }
440
441 void PartSet_WidgetSketchLabel::restoreAttributeValue(const AttributePtr& theAttribute,
442                                                       const bool theValid)
443 {
444   ModuleBase_WidgetValidated::restoreAttributeValue(theAttribute, theValid);
445
446   // it is not necessary to save the previous plane value because the plane is chosen once
447   DataPtr aData = feature()->data();
448   AttributeSelectionPtr aSelAttr = std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
449     (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
450   if (aSelAttr) {
451     ResultPtr anEmptyResult;
452     GeomShapePtr anEmptyShape;
453     aSelAttr->setValue(anEmptyResult, anEmptyShape);
454   }
455   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
456     aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
457   anOrigin->reset();
458   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
459     aData->attribute(SketchPlugin_Sketch::NORM_ID()));
460   aNormal->reset();
461   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
462     aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
463   aDirX->reset();
464 }
465
466 bool PartSet_WidgetSketchLabel::setSelectionCustom(const ModuleBase_ViewerPrsPtr& thePrs)
467 {
468   if (myIsSelection && myRemoveExternal->isVisible()) {
469     if (myRemoveExternal->isChecked()) {
470       myFeature->customAction(SketchPlugin_Sketch::ACTION_REMOVE_EXTERNAL());
471     }
472   }
473   return fillSketchPlaneBySelection(thePrs);
474 }
475
476 bool PartSet_WidgetSketchLabel::canFillSketch(const ModuleBase_ViewerPrsPtr& thePrs)
477 {
478   bool aCanFillSketch = true;
479   // avoid any selection on sketch object
480   ObjectPtr anObject = thePrs->object();
481   ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
482   if (aResult.get()) {
483     FeaturePtr aFeature = ModelAPI_Feature::feature(aResult);
484     if (aFeature->getKind() == SketchPlugin_Sketch::ID())
485       aCanFillSketch = false;
486   }
487   // check plane or planar face of any non-sketch object
488   if (aCanFillSketch) {
489     std::shared_ptr<GeomAPI_Face> aGeomFace;
490
491     GeomShapePtr aGeomShape = thePrs->shape();
492     if ((!aGeomShape.get() || aGeomShape->isNull()) && aResult.get()) {
493       aGeomShape = aResult->shape();
494     }
495
496     if (aGeomShape.get() && aGeomShape->shapeType() == GeomAPI_Shape::FACE) {
497       std::shared_ptr<GeomAPI_Face> aGeomFace(new GeomAPI_Face(aGeomShape));
498       aCanFillSketch = aGeomFace.get() && aGeomFace->isPlanar();
499     }
500     else
501       aCanFillSketch = false;
502   }
503   return aCanFillSketch;
504 }
505
506 bool PartSet_WidgetSketchLabel::fillSketchPlaneBySelection(const ModuleBase_ViewerPrsPtr& thePrs)
507 {
508   bool isOwnerSet = false;
509
510   const GeomShapePtr& aShape = thePrs->shape();
511   std::shared_ptr<GeomAPI_Dir> aDir;
512
513   if (aShape.get() && !aShape->isNull()) {
514     const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
515     aDir = setSketchPlane(aTDShape);
516     isOwnerSet = aDir.get();
517   }
518   if (thePrs->object() && (feature() != thePrs->object())) {
519     FeaturePtr aFeature = ModelAPI_Feature::feature(thePrs->object());
520     DataPtr aData = feature()->data();
521     AttributeSelectionPtr aSelAttr =
522       std::dynamic_pointer_cast<ModelAPI_AttributeSelection>
523       (aData->attribute(SketchPlugin_SketchEntity::EXTERNAL_ID()));
524     if (aSelAttr.get()) {
525       ResultPtr aRes = std::dynamic_pointer_cast<ModelAPI_Result>(thePrs->object());
526       if (aRes.get()) {
527         GeomShapePtr aShapePtr;
528         if (!aShape.get() || aShape->isNull()) {  // selection happens in the OCC viewer
529           aShapePtr = ModelAPI_Tools::shape(aRes);
530         }
531         else { // selection happens in OB browser
532           aShapePtr = aShape;
533         }
534         if (aShapePtr.get() && aShapePtr->isFace()) {
535           const TopoDS_Shape& aTDShape = aShapePtr->impl<TopoDS_Shape>();
536           setSketchPlane(aTDShape);
537           aSelAttr->setValue(aRes, aShapePtr);
538           isOwnerSet = true;
539         }
540       }
541       else {
542         aSelAttr->setValue(aFeature, GeomShapePtr());
543         GeomShapePtr aShape = aSelAttr->value();
544         if (!aShape.get() && aSelAttr->contextFeature().get() &&
545           aSelAttr->contextFeature()->firstResult().get()) {
546           aShape = aSelAttr->contextFeature()->firstResult()->shape();
547         }
548         if (aShape.get() && aShape->isPlanar()) {
549           const TopoDS_Shape& aTDShape = aShape->impl<TopoDS_Shape>();
550           setSketchPlane(aTDShape);
551           isOwnerSet = true;
552         }
553       }
554     }
555   }
556   return isOwnerSet;
557 }
558
559 void PartSet_WidgetSketchLabel::activateCustom()
560 {
561   QWidget* aTopWidget = window();
562   if (aTopWidget)
563     aTopWidget->installEventFilter(this);
564
565   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
566   if (aModule) {
567     bool isBlocked = myAutoConstraints->blockSignals(true);
568     myAutoConstraints->setChecked(aModule->sketchReentranceMgr()->isAutoConstraints());
569     myAutoConstraints->blockSignals(isBlocked);
570   }
571
572   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
573   if (aPlane.get()) {
574     myStackWidget->setCurrentIndex(1);
575     return;
576   }
577
578   myStackWidget->setCurrentIndex(0);
579   bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
580
581   // Clear previous selection mode It is necessary for correct activation of preview planes
582   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
583   XGUI_Displayer* aDisp = aWorkshop->displayer();
584   aWorkshop->selectionActivate()->activateObjects(QIntList(), aDisp->displayedObjects(), false);
585
586   if (!aBodyIsVisualized) {
587     // We have to select a plane before any operation
588     myPreviewPlanes->showPreviewPlanes(myWorkshop);
589     mySizeOfViewWidget->setVisible(true);
590   }
591   else
592     mySizeOfViewWidget->setVisible(false);
593 }
594
595 void PartSet_WidgetSketchLabel::showEvent(QShowEvent* theEvent)
596 {
597   ModuleBase_WidgetValidated::showEvent(theEvent);
598   QTimer::singleShot(10, this, SLOT(onShowPanel()));
599 }
600
601 void PartSet_WidgetSketchLabel::hideEvent(QHideEvent* theEvent)
602 {
603   ModuleBase_WidgetValidated::hideEvent(theEvent);
604   if (myPartSetMessage->isVisible())
605     myPartSetMessage->hide();
606   if (mySizeMessage->isVisible())
607     mySizeMessage->hide();
608 }
609
610
611 void PartSet_WidgetSketchLabel::onShowPanel()
612 {
613   //if (mySizeOfViewWidget->isVisible()) {
614   if (myStackWidget->currentIndex() == 0) {
615     DocumentPtr aDoc = feature()->document();
616     DocumentPtr aModDoc = ModelAPI_Session::get()->moduleDocument();
617     if (aModDoc == aDoc) {
618       myPartSetMessage->move(mapToGlobal(geometry().bottomLeft()));
619       myPartSetMessage->show();
620     }
621     if (mySizeOfViewWidget->isVisible()) {
622       QPoint aPnt = mySizeOfView->mapToGlobal(mySizeOfView->geometry().center());
623       mySizeMessage->move(aPnt);
624       mySizeMessage->show();
625     }
626   }
627 }
628
629 void PartSet_WidgetSketchLabel::deactivate()
630 {
631   QWidget* aTopWidget = window();
632   if (aTopWidget)
633     aTopWidget->removeEventFilter(this);
634
635   if (myTmpPlane.get()) {
636     setSketchPlane(myTmpPlane);
637     myTmpPlane.reset();
638   }
639
640   ModuleBase_WidgetValidated::deactivate();
641   bool aHidePreview = myPreviewPlanes->isPreviewDisplayed();
642   myPreviewPlanes->erasePreviewPlanes(myWorkshop);
643
644   if (aHidePreview)
645     myWorkshop->viewer()->update();
646
647   if (myOpenTransaction) {
648     SessionPtr aMgr = ModelAPI_Session::get();
649     aMgr->finishOperation();
650     myOpenTransaction = false;
651   }
652 }
653
654 void PartSet_WidgetSketchLabel::selectionModes(int& theModuleSelectionModes, QIntList& theModes)
655 {
656   theModuleSelectionModes = -1;
657   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
658   if (!aPlane.get())
659     theModes << TopAbs_FACE;
660 }
661
662 void PartSet_WidgetSketchLabel::selectionFilters(QIntList& theModuleSelectionFilters,
663                                                  SelectMgr_ListOfFilter& theSelectionFilters)
664 {
665   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
666   if (aPlane.get())
667     return;
668   return ModuleBase_WidgetValidated::selectionFilters(theModuleSelectionFilters,
669                                                       theSelectionFilters);
670 }
671
672 std::shared_ptr<GeomAPI_Dir>
673   PartSet_WidgetSketchLabel::setSketchPlane(const TopoDS_Shape& theShape)
674 {
675   if (theShape.IsNull())
676     return std::shared_ptr<GeomAPI_Dir>();
677
678   // get selected shape
679   std::shared_ptr<GeomAPI_Shape> aGShape(new GeomAPI_Shape);
680   aGShape->setImpl(new TopoDS_Shape(theShape));
681
682   // get plane parameters
683   std::shared_ptr<GeomAPI_Face> aFace(new GeomAPI_Face(aGShape));
684   std::shared_ptr<GeomAPI_Pln> aPlane = aFace->getPlane();
685   if (!aPlane.get())
686     return std::shared_ptr<GeomAPI_Dir>();
687   return setSketchPlane(aPlane);
688 }
689
690 std::shared_ptr<GeomAPI_Dir>
691   PartSet_WidgetSketchLabel::setSketchPlane(std::shared_ptr<GeomAPI_Pln> thePlane)
692 {
693   // set plane parameters to feature
694   std::shared_ptr<ModelAPI_Data> aData = feature()->data();
695   double anA, aB, aC, aD;
696   thePlane->coefficients(anA, aB, aC, aD);
697
698   // calculate attributes of the sketch
699   std::shared_ptr<GeomAPI_Dir> aNormDir(new GeomAPI_Dir(anA, aB, aC));
700   std::shared_ptr<GeomAPI_XYZ> aCoords = aNormDir->xyz();
701   std::shared_ptr<GeomAPI_XYZ> aZero(new GeomAPI_XYZ(0, 0, 0));
702   aCoords = aCoords->multiplied(-aD * aCoords->distance(aZero));
703   std::shared_ptr<GeomAPI_Pnt> anOrigPnt(new GeomAPI_Pnt(aCoords));
704   // X axis is preferable to be dirX on the sketch
705   const double tol = Precision::Confusion();
706   bool isX = fabs(fabs(anA) - 1.0) < tol && fabs(aB) < tol && fabs(aC) < tol;
707   std::shared_ptr<GeomAPI_Dir> aTempDir(
708       isX ? new GeomAPI_Dir(0, 1, 0) : new GeomAPI_Dir(1, 0, 0));
709   std::shared_ptr<GeomAPI_Dir> aYDir(new GeomAPI_Dir(aNormDir->cross(aTempDir)));
710   std::shared_ptr<GeomAPI_Dir> aXDir(new GeomAPI_Dir(aYDir->cross(aNormDir)));
711
712   std::shared_ptr<GeomDataAPI_Point> anOrigin = std::dynamic_pointer_cast<GeomDataAPI_Point>(
713       aData->attribute(SketchPlugin_Sketch::ORIGIN_ID()));
714   anOrigin->setValue(anOrigPnt);
715   std::shared_ptr<GeomDataAPI_Dir> aNormal = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
716       aData->attribute(SketchPlugin_Sketch::NORM_ID()));
717   aNormal->setValue(aNormDir);
718   std::shared_ptr<GeomDataAPI_Dir> aDirX = std::dynamic_pointer_cast<GeomDataAPI_Dir>(
719       aData->attribute(SketchPlugin_Sketch::DIRX_ID()));
720   aDirX->setValue(aXDir);
721   std::shared_ptr<GeomAPI_Dir> aDir = thePlane->direction();
722   return aDir;
723 }
724
725 void PartSet_WidgetSketchLabel::onSetPlaneView()
726 {
727   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
728   if (aPlane.get()) {
729     std::shared_ptr<GeomAPI_Dir> aDirection = aPlane->direction();
730     gp_Dir aDir = aDirection->impl<gp_Dir>();
731     if (myViewInverted->isChecked())
732       aDir.Reverse();
733     myWorkshop->viewer()->setViewProjection(aDir.X(), aDir.Y(), aDir.Z(), 0.);
734     PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
735     if (aModule)
736       aModule->onViewTransformed();
737   }
738 }
739
740
741 //******************************************************
742 QList<std::shared_ptr<ModuleBase_ViewerPrs>> PartSet_WidgetSketchLabel::findCircularEdgesInPlane()
743 {
744   QList<std::shared_ptr<ModuleBase_ViewerPrs>> aResult;
745   XGUI_Workshop* aWorkshop = XGUI_Tools::workshop(myWorkshop);
746   XGUI_Displayer* aDisplayer = aWorkshop->displayer();
747   QObjectPtrList aDispObjects = aDisplayer->displayedObjects();
748
749   std::shared_ptr<GeomAPI_Pln> aPlane = plane();
750   foreach(ObjectPtr aObj, aDispObjects) {
751     ResultPtr aResObj = std::dynamic_pointer_cast<ModelAPI_Result>(aObj);
752     if (aResObj.get()) {
753       GeomShapePtr aShape = aResObj->shape();
754       if (aShape.get()) {
755         GeomAPI_ShapeExplorer aExplorer(aShape, GeomAPI_Shape::EDGE);
756         for(; aExplorer.more(); aExplorer.next()) {
757           GeomShapePtr aEdgeShape = aExplorer.current();
758           GeomAPI_Edge anEdge(aEdgeShape);
759           if ((anEdge.isCircle() || anEdge.isArc() || anEdge.isEllipse()) &&
760                anEdge.isInPlane(aPlane)) {
761             bool isContains = false;
762             // Check that edge is not used.
763             // It is possible that the same edge will be taken from different faces
764             foreach(std::shared_ptr<ModuleBase_ViewerPrs> aPrs, aResult) {
765               GeomAPI_Edge aUsedEdge(aPrs->shape());
766               if (aUsedEdge.isEqual(aEdgeShape)) {
767                 isContains = true;
768                 break;
769               }
770             }
771             if (!isContains) {
772               std::shared_ptr<ModuleBase_ViewerPrs>
773                 aPrs(new ModuleBase_ViewerPrs(aResObj, aEdgeShape));
774               aResult.append(aPrs);
775             }
776           }
777         }
778       }
779     }
780   }
781   return aResult;
782 }
783
784 //******************************************************
785 void PartSet_WidgetSketchLabel::onChangePlane()
786 {
787   PartSet_Module* aModule = dynamic_cast<PartSet_Module*>(myWorkshop->module());
788   if (aModule) {
789     mySizeOfViewWidget->setVisible(false);
790     myRemoveExternal->setVisible(true);
791     myStackWidget->setCurrentIndex(0);
792
793     bool aBodyIsVisualized = myPreviewPlanes->hasVisualizedBodies(myWorkshop);
794
795     if (!aBodyIsVisualized) {
796       // We have to select a plane before any operation
797       myPreviewPlanes->showPreviewPlanes(myWorkshop);
798     }
799
800     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
801     myTmpPlane = PartSet_Tools::sketchPlane(aSketch);
802     PartSet_Tools::nullifySketchPlane(aSketch);
803
804     Handle(SelectMgr_Filter) aFilter = aModule->selectionFilter(SF_SketchPlaneFilter);
805     if (!aFilter.IsNull()) {
806       std::shared_ptr<GeomAPI_Pln> aPln;
807       Handle(ModuleBase_ShapeInPlaneFilter)::DownCast(aFilter)->setPlane(aPln);
808     }
809     XGUI_Workshop* aWorkshop = aModule->getWorkshop();
810
811     aWorkshop->selectionActivate()->updateSelectionFilters();
812     aWorkshop->selectionActivate()->updateSelectionModes();
813
814     SessionPtr aMgr = ModelAPI_Session::get();
815     aMgr->startOperation("Change Sketch plane");
816     myOpenTransaction = true;
817     myWorkshop->viewer()->update();
818   }
819 }
820
821 void PartSet_WidgetSketchLabel::setShowPointsState(bool theState)
822 {
823   bool aBlock = myShowPoints->blockSignals(true);
824   myShowPoints->setChecked(theState);
825   myShowPoints->blockSignals(aBlock);
826 }
827
828 bool PartSet_WidgetSketchLabel::restoreValueCustom()
829 {
830   if (myFeature.get()) {
831     CompositeFeaturePtr aSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
832     if (aSketch.get() && (aSketch->numberOfSubs() > 0)) {
833       AttributeStringPtr aDOFStr = aSketch->string("SolverDOF");
834       if (aDOFStr.get()) {
835         QString aVal(aDOFStr->value().c_str());
836         if (aVal.contains('=')) {
837           // to support old data
838           aVal = aVal.right(aVal.length() - aVal.lastIndexOf('='));
839         }
840         int aDoF = aVal.toInt();
841         if (aDoF == 0) {
842           myDoFLabel->setText(tr("Sketch is fully fixed (DoF = 0)"));
843           myShowDOFBtn->setEnabled(false);
844         } else {
845           myDoFLabel->setText(tr("DoF (degrees of freedom) = ") + aVal);
846           myShowDOFBtn->setEnabled(true);
847         }
848       }
849     }
850     else {
851       myDoFLabel->setText("");
852       myShowDOFBtn->setEnabled(false);
853     }
854   }
855   return true;
856 }
857
858
859 void PartSet_WidgetSketchLabel::onShowDOF()
860 {
861   CompositeFeaturePtr aCompFeature =
862     std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(myFeature);
863   if (aCompFeature.get()) {
864     static const Events_ID anEvent = Events_Loop::eventByName(EVENT_GET_DOF_OBJECTS);
865     ModelAPI_EventCreator::get()->sendUpdated(aCompFeature, anEvent);
866     Events_Loop::loop()->flush(anEvent);
867
868     // Transfer focus to the current viewport for correct processing of a key event
869     QWidget* aViewPort = myWorkshop->viewer()->activeViewPort();
870     if (aViewPort)
871       aViewPort->setFocus();
872   }
873 }
874
875 bool PartSet_WidgetSketchLabel::eventFilter(QObject* theObj, QEvent* theEvent)
876 {
877   if (theObj == window()) {
878     int aType = theEvent->type();
879     if ((aType == QEvent::Hide) || (aType == QEvent::WindowDeactivate)) {
880       if (myPartSetMessage->isVisible())
881         myPartSetMessage->hide();
882       if (mySizeMessage->isVisible())
883         mySizeMessage->hide();
884     }
885     else if ((aType == QEvent::Show) || (aType == QEvent::WindowActivate))
886       onShowPanel();
887   }
888   return ModuleBase_WidgetValidated::eventFilter(theObj, theEvent);
889 }