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[modules/shaper.git] / src / PartSet / PartSet_SketcherMgr.cpp
1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
2
3 // File:        PartSet_SketcherMgr.cpp
4 // Created:     19 Dec 2014
5 // Author:      Vitaly SMETANNIKOV
6
7 #include "PartSet_SketcherMgr.h"
8 #include "PartSet_Module.h"
9 #include "PartSet_WidgetPoint2d.h"
10 #include "PartSet_WidgetPoint2dDistance.h"
11 #include "PartSet_Tools.h"
12 #include "PartSet_WidgetSketchLabel.h"
13
14 #include <ModuleBase_WidgetEditor.h>
15 #include <ModuleBase_ModelWidget.h>
16
17 #include <XGUI_ModuleConnector.h>
18 #include <XGUI_Displayer.h>
19 #include <XGUI_Workshop.h>
20 #include <XGUI_ContextMenuMgr.h>
21 #include <XGUI_Selection.h>
22 #include <XGUI_SelectionMgr.h>
23 #include <XGUI_ModuleConnector.h>
24 #include <XGUI_PropertyPanel.h>
25 #include <XGUI_ViewerProxy.h>
26 #include <XGUI_OperationMgr.h>
27
28 #include <ModuleBase_IViewer.h>
29 #include <ModuleBase_IWorkshop.h>
30 #include <ModuleBase_IViewWindow.h>
31 #include <ModuleBase_Operation.h>
32 #include <ModuleBase_OperationFeature.h>
33 #include <ModuleBase_ISelection.h>
34 #include <ModuleBase_IPropertyPanel.h>
35 #include <ModuleBase_Operation.h>
36
37 #include <GeomDataAPI_Point2D.h>
38
39 #include <Events_Loop.h>
40
41 #include <SketchPlugin_Line.h>
42 #include <SketchPlugin_Sketch.h>
43 #include <SketchPlugin_Point.h>
44 #include <SketchPlugin_Arc.h>
45 #include <SketchPlugin_Circle.h>
46 #include <SketchPlugin_ConstraintLength.h>
47 #include <SketchPlugin_ConstraintDistance.h>
48 #include <SketchPlugin_ConstraintParallel.h>
49 #include <SketchPlugin_ConstraintPerpendicular.h>
50 #include <SketchPlugin_ConstraintRadius.h>
51 #include <SketchPlugin_ConstraintRigid.h>
52 #include <SketchPlugin_ConstraintHorizontal.h>
53 #include <SketchPlugin_ConstraintVertical.h>
54 #include <SketchPlugin_ConstraintEqual.h>
55 #include <SketchPlugin_ConstraintTangent.h>
56 #include <SketchPlugin_ConstraintCoincidence.h>
57 #include <SketchPlugin_ConstraintFillet.h>
58 #include <SketchPlugin_ConstraintMirror.h>
59 #include <SketchPlugin_ConstraintAngle.h>
60 #include <SketchPlugin_MultiRotation.h>
61 #include <SketchPlugin_MultiTranslation.h>
62
63 #include <SketcherPrs_Tools.h>
64
65 #include <SelectMgr_IndexedMapOfOwner.hxx>
66 #include <StdSelect_BRepOwner.hxx>
67
68 //#include <AIS_DimensionSelectionMode.hxx>
69 #include <AIS_Shape.hxx>
70
71 #include <ModelAPI_Events.h>
72 #include <ModelAPI_Session.h>
73
74 #include <QMouseEvent>
75 #include <QApplication>
76
77 //#define DEBUG_DO_NOT_BY_ENTER
78 //#define DEBUG_MOUSE_OVER_WINDOW_FLAGS
79
80 /// Returns list of unique objects by sum of objects from List1 and List2
81 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
82                                        const QList<ModuleBase_ViewerPrs>& theList2)
83 {
84   QList<ModuleBase_ViewerPrs> aRes;
85   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
86     if (!aRes.contains(aPrs))
87       aRes.append(aPrs);
88   }
89   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
90     if (!aRes.contains(aPrs))
91       aRes.append(aPrs);
92   }
93   return aRes;
94 }*/
95
96 // Fills the list of features the list of selected presentations.
97 // \param theList a list of selected presentations
98 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
99 // and find the corresponded attribute
100 // \param theFeatureList  an output list of features
101 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
102                      const FeaturePtr theSketch,
103                      QList<FeaturePtr>& theFeatureList)
104 {
105   QList<ModuleBase_ViewerPrs> aRes;
106
107   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
108                                               aLast = theList.end();
109   for (; anIt != aLast; anIt++)
110   {
111     ModuleBase_ViewerPrs aPrs = *anIt;
112     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
113     if (aFeature.get()  && !theFeatureList.contains(aFeature))
114       theFeatureList.append(aFeature);
115   }
116 }
117
118 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
119 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
120 /// result as is to the list of results.
121 /// \param theOwner a viewer selected owner
122 /// \param theFeature a feature, where the attribute is searched
123 /// \param theSketch a current sketch
124 /// \param theSelectedAttribute an output list of attributes
125 /// \param theSelectedResults an output list of edge results
126 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
127                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
128                             const ResultPtr& theResult,
129                             std::set<AttributePtr>& aSelectedAttributes,
130                             std::set<ResultPtr>& aSelectedResults)
131 {
132   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
133   if (aBRepOwner.IsNull())
134     return;
135   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
136                                                                     aBRepOwner->Selectable());
137   if (aBRepOwner->HasShape()) {
138     const TopoDS_Shape& aShape = aBRepOwner->Shape();
139     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
140     if (aShapeType == TopAbs_VERTEX) {
141       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
142                                                                     aShape, theSketch);
143       if (aPntAttr.get() != NULL)
144         aSelectedAttributes.insert(aPntAttr);
145     }
146     else if (aShapeType == TopAbs_EDGE &&
147              aSelectedResults.find(theResult) == aSelectedResults.end()) {
148       aSelectedResults.insert(theResult);
149     }
150   }
151 }
152
153 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
154   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
155     myIsResetCurrentValue(false), myIsMouseOverWindow(false),
156     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
157     myIsPopupMenuActive(false), myIsConstraintsShown(true)
158 {
159   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
160   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
161
162   myPreviousSelectionEnabled = true;//aViewer->isSelectionEnabled();
163
164   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
165           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
166
167   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
168           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
169
170   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
171           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
172
173   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
174           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
175
176   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
177   XGUI_Workshop* aWorkshop = aConnector->workshop();
178   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
179 }
180
181 PartSet_SketcherMgr::~PartSet_SketcherMgr()
182 {
183   if (!myPlaneFilter.IsNull())
184     myPlaneFilter.Nullify();
185 }
186
187 void PartSet_SketcherMgr::onEnterViewPort()
188 {
189   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
190   // created feature because it should be done in onMouseMove(). Some widgets watch
191   // the mouse move and use the cursor position to update own values. If the presentaion is
192   // redisplayed before this update, the feature presentation jumps from reset value to current.
193   myIsMouseOverWindow = true;
194   myIsResetCurrentValue = false;
195   // it is important to validate operation here only if sketch entity create operation is active
196   // because at this operation we reacts to the mouse leave/enter view port
197   //operationMgr()->onValidateOperation();
198 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
199   qDebug(QString("onEnterViewPort: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
200 #endif
201
202   #ifdef DEBUG_DO_NOT_BY_ENTER
203   return;
204   #endif
205
206   if (!isNestedCreateOperation(getCurrentOperation()))
207     return;
208     operationMgr()->onValidateOperation();
209
210   // we need change displayed state of the current operation feature
211   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
212   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
213   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
214   // presentation becomes valid and redisplay happens
215   //ModuleBase_Operation* aOperation = getCurrentOperation();
216   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
217                                                                            (getCurrentOperation());
218   if (aFOperation) {
219     FeaturePtr aFeature = aFOperation->feature();
220     if (aFeature.get() && aFeature->data()->isValid()) {
221       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
222     }
223   }
224 }
225
226 void PartSet_SketcherMgr::onLeaveViewPort()
227 {
228   myIsMouseOverViewProcessed = false;
229   myIsMouseOverWindow = false;
230   // it is important to validate operation here only if sketch entity create operation is active
231   // because at this operation we reacts to the mouse leave/enter view port
232   //operationMgr()->onValidateOperation();
233 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
234   qDebug(QString("onLeaveViewPort: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
235 #endif
236
237   #ifdef DEBUG_DO_NOT_BY_ENTER
238   return;
239   #endif
240
241   if (!isNestedCreateOperation(getCurrentOperation()))
242     return;
243   // the method should be performed if the popup menu is called,
244   // the reset of the current widget should not happen
245   if (myIsPopupMenuActive)
246     return;
247
248   operationMgr()->onValidateOperation();
249
250   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
251   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
252   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
253   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
254   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
255   // obtained after reset value
256   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
257   ModuleBase_Operation* aOperation = getCurrentOperation();
258   ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
259   ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
260   if (aActiveWgt && aActiveWgt->reset()) {
261     myIsResetCurrentValue = true;
262   }
263   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
264
265   // hides the presentation of the current operation feature
266   // the feature is to be erased here, but it is correct to call canDisplayObject because
267   // there can be additional check (e.g. editor widget in distance constraint)
268   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
269                                                                            (getCurrentOperation());
270   if (aFOperation) {
271     FeaturePtr aFeature = aFOperation->feature();
272     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
273   }
274 }
275
276 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
277 {
278   myIsResetCurrentValue = false;
279
280   if (isNestedCreateOperation(getCurrentOperation()))
281     return;
282   // it is necessary to save current selection in order to restore it after the values are modifed
283   storeSelection();
284
285   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
286   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
287   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
288   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
289 }
290
291 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
292 {
293   if (isNestedCreateOperation(getCurrentOperation()))
294     return;
295   // it is necessary to restore current selection in order to restore it after the values are modified
296   restoreSelection();
297   myCurrentSelection.clear();
298
299   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the 
300   // viewer happens by deselect/select the modified objects. The flag should be restored after
301   // the selection processing. The update viewer should be also called.
302   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
303   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
304   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
305   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
306   aDisplayer->updateViewer();
307 }
308
309 void PartSet_SketcherMgr::onValuesChangedInPropertyPanel()
310 {
311   if (!isNestedCreateOperation(getCurrentOperation()))
312     return;
313
314   // visualize the current operation feature
315   //myIsResetCurrentValue = false;
316   operationMgr()->onValidateOperation();
317   // the feature is to be erased here, but it is correct to call canDisplayObject because
318   // there can be additional check (e.g. editor widget in distance constraint)
319   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
320                                                                            (getCurrentOperation());
321   if (aFOperation) {
322     FeaturePtr aFeature = aFOperation->feature();
323     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
324   }
325 }
326
327 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
328 {
329   get2dPoint(theWnd, theEvent, myClickedPoint);
330
331   if (!(theEvent->buttons() & Qt::LeftButton))
332     return;
333
334   // Clear dragging mode
335   myIsDragging = false;
336
337   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
338   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
339   myPreviousSelectionEnabled = aViewer->isSelectionEnabled();
340   if (!aViewer->canDragByMouse())
341     return;
342
343   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
344                                                                (getCurrentOperation());
345   if (!aFOperation)
346     return;
347
348   if (aFOperation->isEditOperation()) {
349     ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
350     ModuleBase_ModelWidget* aActiveWgt = aPanel->activeWidget();
351     // If the current widget is a selector, do nothing, it processes the mouse press
352     if(aActiveWgt && aActiveWgt->isViewerSelector()) {
353       return;
354     }
355   }
356
357   // Use only for sketch operations
358   if (myCurrentSketch) {
359     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
360       return;
361
362     bool isSketcher = isSketchOperation(aFOperation);
363     bool isSketchOpe = isNestedSketchOperation(aFOperation);
364
365     // Avoid non-sketch operations
366     if ((!isSketchOpe) && (!isSketcher))
367       return;
368
369     bool isEditing = aFOperation->isEditOperation();
370
371     // Ignore creation sketch operation
372     if ((!isSketcher) && (!isEditing))
373       return;
374
375     // MoveTo in order to highlight current object
376     aViewer->AISContext()->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
377
378     // Remember highlighted objects for editing
379     ModuleBase_ISelection* aSelect = aWorkshop->selection();
380
381     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
382     storeSelection(!aHasShift);
383
384     if (myCurrentSelection.empty()) {
385       if (isSketchOpe && (!isSketcher))
386         // commit previous operation
387         if (!aFOperation->commit())
388           aFOperation->abort();
389       return;
390     }
391     // Init flyout point for radius rotation
392     FeaturePtr aFeature = myCurrentSelection.begin().key();
393
394     if (isSketcher) {
395       myIsDragging = true;
396       get2dPoint(theWnd, theEvent, myCurrentPoint);
397       myDragDone = false;
398       launchEditing();
399       if (aFeature.get() != NULL) {
400         std::shared_ptr<SketchPlugin_Feature> aSPFeature = 
401                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
402       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
403           DataPtr aData = aSPFeature->data();
404           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
405           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr = 
406             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
407           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
408         }
409       }
410     } else if (isSketchOpe && isEditing) {
411       // If selected another object commit current result
412       aFOperation->commit();
413
414       myIsDragging = true;
415       get2dPoint(theWnd, theEvent, myCurrentPoint);
416       myDragDone = false;
417
418       // This is necessary in order to finalize previous operation
419       QApplication::processEvents();
420       launchEditing();
421     }
422   }
423 }
424
425 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
426 {
427   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
428   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
429   if (!aViewer->canDragByMouse())
430     return;
431   ModuleBase_Operation* aOp = getCurrentOperation();
432   if (aOp) {
433     if (isNestedSketchOperation(aOp)) {
434       get2dPoint(theWnd, theEvent, myClickedPoint);
435
436       // Only for sketcher operations
437       if (myIsDragging) {
438         if (myDragDone) {
439           //aOp->commit();
440           myCurrentSelection.clear();
441           // Reselect edited object
442           /*aViewer->AISContext()->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
443           if (theEvent->modifiers() & Qt::ShiftModifier)
444             aViewer->AISContext()->ShiftSelect();
445           else
446             aViewer->AISContext()->Select();
447             */
448         }
449       }
450     }
451   }
452   aWorkshop->viewer()->enableSelection(myPreviousSelectionEnabled);
453   myIsDragging = false;
454 }
455
456 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
457 {
458   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
459     myIsMouseOverViewProcessed = true;
460     // 1. perform the widget mouse move functionality and display the presentation
461     ModuleBase_Operation* aOperation = getCurrentOperation();
462     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
463     ModuleBase_ModelWidget* anActiveWdg = aPanel->activeWidget();
464     // the mouse move should be processed in the widget, if it can in order to visualize correct
465     // presentation. These widgets correct the feature attribute according to the mouse position
466     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWdg);
467     if (aPoint2DWdg) {
468       aPoint2DWdg->onMouseMove(theWnd, theEvent);
469     }
470     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
471                                                                 (anActiveWdg);
472     if (aDistanceWdg) {
473       aDistanceWdg->onMouseMove(theWnd, theEvent);
474     }
475     // the feature is to be erased here, but it is correct to call canDisplayObject because
476     // there can be additional check (e.g. editor widget in distance constraint)
477     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
478                                                                              (getCurrentOperation());
479     if (aFOperation) {
480       FeaturePtr aFeature = aFOperation->feature();
481       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
482     }
483   }
484
485   myClickedPoint.clear();
486
487   if (myIsDragging) {
488     // 1. the current selection is saved in the mouse press method in order to restore it after moving
489     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
490     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
491     // deselected). This flag should be restored in the slot, processed the mouse release signal.
492     ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
493     aViewer->enableSelection(false);
494
495     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
496     if (!aCurrentOperation)
497       return;
498     if (isSketchOperation(aCurrentOperation))
499       return; // No edit operation activated
500
501     Handle(V3d_View) aView = theWnd->v3dView();
502     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
503     double aX, aY;
504     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
505     double dX =  aX - myCurrentPoint.myCurX;
506     double dY =  aY - myCurrentPoint.myCurY;
507
508     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
509     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
510     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
511     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the 
512     // viewer happens by deselect/select the modified objects. The flag should be restored after
513     // the selection processing. The update viewer should be also called.
514     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
515
516     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
517     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
518     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
519                                           aLast = myCurrentSelection.end();
520     // 4. the features and attributes modification(move)
521     bool isModified = false;
522     for (; anIt != aLast; anIt++) {
523       FeaturePtr aFeature = anIt.key();
524
525       std::set<AttributePtr> anAttributes = anIt.value().first;
526       // Process selection by attribute: the priority to the attribute
527       if (!anAttributes.empty()) {
528         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
529                                                anAttLast = anAttributes.end();
530         for (; anAttIt != anAttLast; anAttIt++) {
531           AttributePtr anAttr = *anAttIt;
532           if (anAttr.get() == NULL)
533             continue;
534           std::string aAttrId = anAttr->id();
535           DataPtr aData = aFeature->data();
536           if (aData->isValid()) {
537             std::shared_ptr<GeomDataAPI_Point2D> aPoint = 
538               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
539             if (aPoint.get() != NULL) {
540               bool isImmutable = aPoint->setImmutable(true);
541               aPoint->move(dX, dY);
542               isModified = true;
543               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
544               aPoint->setImmutable(isImmutable);
545             }
546           }
547         }
548       } else {
549         // Process selection by feature
550         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
551           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
552         if (aSketchFeature) {
553           aSketchFeature->move(dX, dY);
554           isModified = true;
555           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
556         }
557       }
558     }
559     // the modified state of the current operation should be updated if there are features, which
560     // were changed here
561     if (isModified) {
562       aCurrentOperation->onValuesChanged();
563     }
564     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
565     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
566
567     // 5. it is necessary to save current selection in order to restore it after the features moving
568     restoreSelection();
569     // 6. restore the update viewer flag and call this update
570     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
571     aDisplayer->updateViewer();
572
573     myDragDone = true;
574     myCurrentPoint.setValue(aX, aY);
575   }
576 }
577
578 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
579 {
580   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
581                                                                (getCurrentOperation());
582   if (aFOperation && aFOperation->isEditOperation()) {
583     std::string aId = aFOperation->id().toStdString();
584     if (isDistanceOperation(aFOperation))
585     {
586       // Activate dimension value editing on double click
587       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
588       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
589       // Find corresponded widget to activate value editing
590       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
591         if (aWgt->attributeID() == "ConstraintValue") {
592           aWgt->focusTo();
593           return;
594         }
595       }
596     }
597   }
598 }
599
600 void PartSet_SketcherMgr::onApplicationStarted()
601 {
602   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
603   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
604   XGUI_Workshop* aWorkshop = aConnector->workshop();
605   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
606   if (aPropertyPanel) {
607     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
608             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
609   }
610
611   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
612   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
613   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
614
615   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
616   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
617   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
618 }
619
620 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
621 {
622   if (!myClickedPoint.myIsInitialized)
623     return;
624
625   ModuleBase_Operation* aOperation = getCurrentOperation();
626   // the distance constraint feature should not use the clickedd point
627   // this is workaround in order to don't throw down the flyout point value,
628   // set by execute() method of these type of features
629   if (isDistanceOperation(aOperation))
630     return;
631
632   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
633   if (aPnt2dWgt) {
634     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
635   }
636 }
637
638 void PartSet_SketcherMgr::onBeforeContextMenu()
639 {
640   myIsPopupMenuActive = true;
641 }
642
643 void PartSet_SketcherMgr::onAfterContextMenu()
644 {
645   myIsPopupMenuActive = false;
646 }
647
648 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent, 
649                                      Point& thePoint)
650 {
651   Handle(V3d_View) aView = theWnd->v3dView();
652   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
653   double aX, anY;
654   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
655   thePoint.setValue(aX, anY);
656 }
657
658 void PartSet_SketcherMgr::launchEditing()
659 {
660   if (!myCurrentSelection.empty()) {
661     FeaturePtr aFeature = myCurrentSelection.begin().key();
662     std::shared_ptr<SketchPlugin_Feature> aSPFeature = 
663               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
664     if (aSPFeature) {
665       myModule->editFeature(aSPFeature);
666     }
667   }
668 }
669
670
671 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
672 {
673   static QStringList aIds;
674   if (aIds.size() == 0) {
675     aIds << SketchPlugin_Line::ID().c_str();
676     aIds << SketchPlugin_Point::ID().c_str();
677     aIds << SketchPlugin_Arc::ID().c_str();
678     aIds << SketchPlugin_Circle::ID().c_str();
679     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
680     aIds.append(constraintsIdList());
681   }
682   return aIds;
683 }
684
685 const QStringList& PartSet_SketcherMgr::constraintsIdList()
686 {
687   static QStringList aIds;
688   if (aIds.size() == 0) {
689     aIds << SketchPlugin_ConstraintLength::ID().c_str();
690     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
691     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
692     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
693     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
694     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
695     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
696     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
697     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
698     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
699     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
700     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
701     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
702     aIds << SketchPlugin_MultiRotation::ID().c_str();
703     aIds << SketchPlugin_MultiTranslation::ID().c_str();
704   }
705   return aIds;
706 }
707
708 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
709 {
710   theModes.clear();
711
712   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
713   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
714   theModes.append(SketcherPrs_Tools::Sel_Constraint);
715   theModes.append(TopAbs_VERTEX);
716   theModes.append(TopAbs_EDGE);
717 }
718
719 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
720 {
721   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
722 }
723
724 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
725 {
726   return theOperation &&
727          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
728 }
729
730 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
731 {
732   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
733                                                                (theOperation);
734   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
735 }
736
737 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
738 {
739   return (theId == SketchPlugin_Line::ID()) ||
740          (theId == SketchPlugin_Point::ID()) ||
741          (theId == SketchPlugin_Arc::ID()) ||
742          (theId == SketchPlugin_Circle::ID());
743 }
744
745 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
746 {
747   std::string aId = theOperation ? theOperation->id().toStdString() : "";
748
749   return (aId == SketchPlugin_ConstraintLength::ID()) ||
750          (aId == SketchPlugin_ConstraintDistance::ID()) ||
751          (aId == SketchPlugin_ConstraintRadius::ID()) ||
752          (aId == SketchPlugin_ConstraintAngle::ID());
753 }
754
755 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
756 {
757   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
758                                                                (getCurrentOperation());
759   if (!aFOperation)
760     return;
761
762   myModule->onViewTransformed();
763
764   // Display all sketcher sub-Objects
765   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
766   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
767
768   // Hide sketcher result
769   std::list<ResultPtr> aResults = myCurrentSketch->results();
770   std::list<ResultPtr>::const_iterator aIt;
771   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
772     (*aIt)->setDisplayed(false);
773   }
774   myCurrentSketch->setDisplayed(false);
775
776   // Display sketcher objects
777   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
778     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
779     std::list<ResultPtr> aResults = aFeature->results();
780     std::list<ResultPtr>::const_iterator aIt;
781     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
782       (*aIt)->setDisplayed(true);
783     }
784     aFeature->setDisplayed(true);
785   }
786
787   if (myPlaneFilter.IsNull()) 
788     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
789
790   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
791
792   bool aHasPlane = false;
793   std::shared_ptr<GeomAPI_Pln> aPln;
794   if (aFOperation->isEditOperation()) {
795     // If it is editing of sketch then it means that plane is already defined
796     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
797     if (aPln.get())
798       aHasPlane = true;
799   }
800   myPlaneFilter->setPlane(aPln);
801
802   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
803   // all sketch objects should be activated in the sketch selection modes by edit operation start
804   // in case of creation operation, there is an active widget, which activates own selection mode
805   if (aFOperation->isEditOperation() && aHasPlane)
806     aConnector->activateModuleSelectionModes();
807 }
808
809 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* /* theOperation*/)
810 {
811   myIsMouseOverWindow = false;
812   myIsConstraintsShown = true;
813 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
814   qDebug(QString("stopSketch: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
815 #endif
816   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
817
818   DataPtr aData = myCurrentSketch->data();
819   if (!aData->isValid()) {
820     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
821     // The sketch was aborted
822     myCurrentSketch = CompositeFeaturePtr();
823     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
824
825     // Erase all sketcher objects
826     QStringList aSketchIds = sketchOperationIdList();
827     QObjectPtrList aObjects = aDisplayer->displayedObjects();
828     foreach (ObjectPtr aObj, aObjects) {
829       DataPtr aObjData = aObj->data();
830       if (!aObjData->isValid())
831         aObj->setDisplayed(false);
832     }
833   }
834   else {
835     // Hide all sketcher sub-Objects
836     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
837       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
838       std::list<ResultPtr> aResults = aFeature->results();
839       std::list<ResultPtr>::const_iterator aIt;
840       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
841         (*aIt)->setDisplayed(false);
842       }
843       aFeature->setDisplayed(false);
844     }
845     // Display sketcher result
846     std::list<ResultPtr> aResults = myCurrentSketch->results();
847     std::list<ResultPtr>::const_iterator aIt;
848     Events_Loop* aLoop = Events_Loop::loop();
849     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
850     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
851       (*aIt)->setDisplayed(true);
852       // this display event is needed because sketch already may have "displayed" state,
853       // but not displayed while it is still active (issue 613, abort of existing sketch)
854       ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
855     }
856     myCurrentSketch->setDisplayed(true);
857     
858     myCurrentSketch = CompositeFeaturePtr();
859     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
860
861     Events_Loop::loop()->flush(aDispEvent);
862   }
863   // restore the module selection modes, which were changed on startSketch
864   aConnector->activateModuleSelectionModes();
865 }
866
867 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
868 {
869   if (constraintsIdList().contains(theOperation->id())) {
870     // Show constraints if a constraint was created
871     onShowConstraintsToggle(true);
872   }
873   connectToPropertyPanel(true);
874 }
875
876 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
877 {
878   connectToPropertyPanel(false);
879   myIsResetCurrentValue = false;
880   myIsMouseOverViewProcessed = true;
881   operationMgr()->onValidateOperation();
882 }
883
884 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
885 {
886   if (isNestedCreateOperation(theOperation)) {
887     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
888                                                                              (theOperation);
889     if (aFOperation) {
890       FeaturePtr aFeature = aFOperation->feature();
891       // it is necessary to check the the feature data validity because
892       // some kind of features are removed by an operation commit(the macro state of a feature)
893       if (aFeature.get() && aFeature->data()->isValid()) {
894         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
895       }
896     }
897   }
898 }
899
900 bool PartSet_SketcherMgr::canUndo() const
901 {
902   return isNestedCreateOperation(getCurrentOperation());
903 }
904
905 bool PartSet_SketcherMgr::canRedo() const
906 {
907   return isNestedCreateOperation(getCurrentOperation());
908 }
909
910 bool PartSet_SketcherMgr::canCommitOperation() const
911 {
912   bool aCanCommit = true;
913
914   if (isNestedCreateOperation(getCurrentOperation()) && myIsResetCurrentValue)
915     aCanCommit = false;
916
917   return aCanCommit;
918 }
919
920 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
921 {
922   bool aCanErase = true;
923   // when the sketch operation is active, results of sketch sub-feature can not be hidden
924   if (myCurrentSketch.get()) {
925     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
926     if (aResult.get()) {
927       // Display sketcher objects
928       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
929
930         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
931         std::list<ResultPtr> aResults = aFeature->results();
932         std::list<ResultPtr>::const_iterator anIt;
933         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
934           aCanErase = *anIt != aResult;
935         }
936       }
937     }
938   }
939   return aCanErase;
940 }
941
942 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
943 {
944   bool aCanDisplay = true;
945
946   bool aHasActiveSketch = activeSketch().get() != NULL;
947   if (aHasActiveSketch) {
948     // 1. the sketch feature should not be displayed during the sketch active operation
949     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch 
950     // nested features can be visualized
951     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
952     if (aFeature.get() != NULL && aFeature == activeSketch()) {
953       aCanDisplay = false;
954     }
955   }
956   else { // there are no an active sketch
957     // 2. sketch sub-features should not be visualized if the sketch operation is not active
958     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
959     if (aFeature.get() != NULL) {
960       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
961                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
962       if (aSketchFeature.get()) {
963         aCanDisplay = false;
964       }
965     }
966   }
967
968   // 3. the method should not filter the objects, which are not related to the current operation.
969   // The object is filtered just if it is a current operation feature or this feature result
970   bool isObjectFound = false;
971   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
972                                                                (getCurrentOperation());
973   if (aFOperation) {
974     FeaturePtr aFeature = aFOperation->feature();
975     if (aFeature.get()) {
976       std::list<ResultPtr> aResults = aFeature->results();
977       if (theObject == aFeature)
978         isObjectFound = true;
979       else {
980         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
981         for (; anIt != aLast; anIt++) {
982           isObjectFound = *anIt == theObject;
983         }
984       }
985     }
986   }
987   if (!isObjectFound) 
988     return aCanDisplay;
989   
990   // 4. For created nested feature operation do not display the created feature if
991   // the mouse curstor leaves the OCC window.
992   // The correction cases, which ignores this condition:
993   // a. the property panel values modification
994   // b. the popup menu activated
995   // c. widget editor control
996   #ifndef DEBUG_DO_NOT_BY_ENTER
997   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
998     ModuleBase_Operation* aOperation = getCurrentOperation();
999     ModuleBase_IPropertyPanel* aPanel = aOperation->propertyPanel();
1000     ModuleBase_ModelWidget* anActiveWdg = aPanel ? aPanel->activeWidget() : 0;
1001     ModuleBase_WidgetEditor* anEditorWdg = anActiveWdg ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWdg) : 0;
1002     // the active widget editor should not influence here. The presentation should be visible always
1003     // when this widget is active.
1004     if (!anEditorWdg && !myIsPopupMenuActive) {
1005       // during a nested create operation, the feature is redisplayed only if the mouse over view
1006       // of there was a value modified in the property panel after the mouse left the view
1007       aCanDisplay = canDisplayCurrentCreatedFeature();
1008     }
1009   }
1010   #endif
1011   return aCanDisplay;
1012 }
1013
1014 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1015 {
1016   return myIsMouseOverWindow || !myIsResetCurrentValue;
1017 #ifdef DEBUG_MOUSE_OVER_WINDOW_FLAGS
1018   qDebug(QString("canDisplayCurrentCreatedFeature: %1").arg(mouseOverWindowFlagsInfo()).toStdString().c_str());
1019 #endif
1020 }
1021
1022 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1023 {
1024   bool isFoundObject = false;
1025
1026   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1027   if (anObjectFeature.get()) {
1028     int aSize = myCurrentSketch->numberOfSubs();
1029     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1030       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1031       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1032     }
1033   }
1034   return isFoundObject;
1035 }
1036
1037 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1038 {
1039   if (myPlaneFilter.IsNull()) 
1040    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1041
1042   myPlaneFilter->setPlane(thePln);
1043 }
1044
1045 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1046                                               const FeaturePtr& theSketch,
1047                                               ModuleBase_IWorkshop* theWorkshop,
1048                                               FeatureToSelectionMap& theSelection)
1049 {
1050   if (theFeature.get() == NULL)
1051     return;
1052
1053   std::set<AttributePtr> aSelectedAttributes;
1054   std::set<ResultPtr> aSelectedResults;
1055
1056   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1057   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1058   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1059   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1060
1061   std::list<ResultPtr> aResults = theFeature->results();
1062   std::list<ResultPtr>::const_iterator aIt;
1063   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1064   {
1065     ResultPtr aResult = *aIt;
1066     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1067     if (aAISObj.get() == NULL)
1068       continue;
1069     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1070     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1071     {
1072       Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1073       if (anOwner->Selectable() != anAISIO)
1074         continue;
1075       getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1076                              aSelectedAttributes, aSelectedResults);
1077     }
1078     for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1079       Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1080       if (anOwner.IsNull())
1081         continue;
1082       if (anOwner->Selectable() != anAISIO)
1083         continue;
1084       getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1085                              aSelectedAttributes, aSelectedResults);
1086     }
1087   }
1088   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1089 }
1090
1091 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1092                                              const FeaturePtr& theSketch,
1093                                              ModuleBase_IWorkshop* theWorkshop,
1094                                              const FeatureToSelectionMap& theSelection,
1095                                              SelectMgr_IndexedMapOfOwner& anOwnersToSelect)
1096 {
1097   if (theFeature.get() == NULL)
1098     return;
1099
1100   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1101   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1102   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1103
1104   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1105   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1106   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1107   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1108
1109   // 1. found the feature's owners. Check the AIS objects of the constructions
1110   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1111   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1112     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1113
1114     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1115     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1116     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1117       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1118       if (!anOwner.IsNull())
1119         anOwnersToSelect.Add(anOwner);
1120     }
1121   }
1122
1123   // 2. found the feature results's owners
1124   std::list<ResultPtr> aResults = theFeature->results();
1125   std::list<ResultPtr>::const_iterator aIt;
1126   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1127   {
1128     ResultPtr aResult = *aIt;
1129     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1130     if (aAISObj.get() == NULL)
1131       continue; 
1132     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1133
1134     SelectMgr_IndexedMapOfOwner aSelectedOwners;  
1135     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1136     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1137       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1138       if ( anOwner.IsNull() || !anOwner->HasShape() )
1139         continue;
1140       const TopoDS_Shape& aShape = anOwner->Shape();
1141       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1142       if (aShapeType == TopAbs_VERTEX) {
1143         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1144         if (aPntAttr.get() != NULL &&
1145             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1146           anOwnersToSelect.Add(anOwner);
1147         }
1148       }
1149       else if (aShapeType == TopAbs_EDGE) {
1150         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1151         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1152             anOwnersToSelect.FindIndex(anOwner) <= 0)
1153           anOwnersToSelect.Add(anOwner);
1154       }
1155     }
1156   }
1157 }
1158
1159 void PartSet_SketcherMgr::connectToPropertyPanel(const bool isToConnect)
1160 {
1161   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1162   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1163   XGUI_Workshop* aWorkshop = aConnector->workshop();
1164   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
1165   if (aPropertyPanel) {
1166     const QList<ModuleBase_ModelWidget*>& aWidgets = aPropertyPanel->modelWidgets();
1167     foreach (ModuleBase_ModelWidget* aWidget, aWidgets) {
1168       if (isToConnect) {
1169         connect(aWidget, SIGNAL(beforeValuesChanged()),
1170                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1171         connect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
1172         connect(aWidget, SIGNAL(afterValuesChanged()),
1173                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1174       }
1175       else {
1176         disconnect(aWidget, SIGNAL(beforeValuesChanged()),
1177                    this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1178         disconnect(aWidget, SIGNAL(valuesChanged()), this, SLOT(onValuesChangedInPropertyPanel()));
1179         disconnect(aWidget, SIGNAL(afterValuesChanged()),
1180                    this, SLOT(onAfterValuesChangedInPropertyPanel()));
1181       }
1182     }
1183   }
1184 }
1185
1186 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1187 {
1188   return myModule->workshop()->currentOperation();
1189 }
1190
1191 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1192                                            const bool isEditOperation,
1193                                            const bool isToDisplay,
1194                                            const bool isFlushRedisplay)
1195 {
1196   #ifdef DEBUG_DO_NOT_BY_ENTER
1197   return;
1198   #endif
1199
1200   if (isEditOperation || !theFeature.get())
1201     return;
1202
1203   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1204   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1205
1206   // 1. change visibility of the object itself, here the presentable object is processed,
1207   // e.g. constraints features
1208   //FeaturePtr aFeature = aFOperation->feature();
1209   std::list<ResultPtr> aResults = theFeature->results();
1210   if (isToDisplay)
1211     theFeature->setDisplayed(true);
1212   else
1213     theFeature->setDisplayed(false);
1214
1215   // change visibility of the object results, e.g. non-constraint features
1216   std::list<ResultPtr>::const_iterator aIt;
1217   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1218     if (isToDisplay) {
1219       (*aIt)->setDisplayed(true);
1220     }
1221     else {
1222       (*aIt)->setDisplayed(false);
1223     }
1224   }
1225   if (isFlushRedisplay)
1226     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1227 }
1228
1229 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1230 {
1231   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1232   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1233   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1234
1235   QList<FeaturePtr> aFeatureList;
1236   if (theHighlightedOnly) {
1237     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1238   }
1239   else {
1240     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1241
1242     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1243     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1244   }
1245
1246   // 1. it is necessary to save current selection in order to restore it after the features moving
1247   myCurrentSelection.clear();
1248   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1249   for (; anIt != aLast; anIt++) {
1250     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1251   }
1252   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1253 }
1254
1255 void PartSet_SketcherMgr::restoreSelection()
1256 {
1257   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1258   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1259   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1260   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1261                                         aSLast = myCurrentSelection.end();
1262   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1263   for (; aSIt != aSLast; aSIt++) {
1264     anOwnersToSelect.Clear();
1265     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1266                         anOwnersToSelect);
1267     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1268   }
1269 }
1270
1271 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1272 {
1273   if (myIsConstraintsShown == theOn)
1274     return;
1275   if (myCurrentSketch.get() == NULL)
1276     return;
1277
1278   myIsConstraintsShown = theOn;
1279
1280   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1281   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1282
1283   const QStringList& aConstrIds = constraintsIdList();
1284   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1285     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1286     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1287       if (myIsConstraintsShown) 
1288         aSubFeature->setDisplayed(true);
1289       else
1290         aSubFeature->setDisplayed(false);
1291     }
1292   }
1293   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1294 }
1295
1296 QString PartSet_SketcherMgr::mouseOverWindowFlagsInfo() const
1297 {
1298   return QString("myIsResetCurrentValue = %1,    myIsMouseOverWindow = %2")
1299      .arg(myIsResetCurrentValue).arg(myIsMouseOverWindow);
1300 }
1301
1302 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1303 {
1304   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1305   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1306   XGUI_Workshop* aWorkshop = aConnector->workshop();
1307
1308   return aWorkshop->operationMgr();
1309 }