1 // Copyright (C) 2014-2017 CEA/DEN, EDF R&D
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.
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.
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
17 // See http://www.salome-platform.org/ or
18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
21 #include "XGUI_FacesPanel.h"
23 #include <Config_PropManager.h>
24 #include <Events_Loop.h>
25 #include <GeomAlgoAPI_CompoundBuilder.h>
27 #include <ModelAPI_Events.h>
29 #include <ModuleBase_IModule.h>
30 #include <ModuleBase_ISelection.h>
31 #include "ModuleBase_IWorkshop.h"
32 #include "ModuleBase_ListView.h"
33 #include "ModuleBase_ResultPrs.h"
34 #include "ModuleBase_Tools.h"
35 #include "ModuleBase_ViewerPrs.h"
37 #include "XGUI_SelectionMgr.h"
38 #include "XGUI_SelectionFilterType.h"
39 #include "XGUI_Tools.h"
40 #include "XGUI_Workshop.h"
44 #include <QFocusEvent>
45 #include <QGridLayout>
46 #include <QListWidget>
47 #include <QMainWindow>
49 static const int LayoutMargin = 3;
51 //********************************************************************
52 XGUI_FacesPanel::XGUI_FacesPanel(QWidget* theParent, ModuleBase_IWorkshop* theWorkshop)
53 : QDockWidget(theParent), myIsActive(false), myWorkshop(theWorkshop)
55 setWindowTitle(tr("Hide Faces"));
56 QAction* aViewAct = toggleViewAction();
57 setStyleSheet("::title { position: relative; padding-left: 5px; text-align: left center }");
59 QWidget* aContent = new QWidget(this);
60 QGridLayout* aMainLayout = new QGridLayout(aContent);
61 aMainLayout->setContentsMargins(LayoutMargin, LayoutMargin, LayoutMargin, LayoutMargin);
64 myHiddenOrTransparent = new QCheckBox(tr("Transparent"), aContent);
65 connect(myHiddenOrTransparent, SIGNAL(toggled(bool)), SLOT(onTransparencyChanged()));
67 myListView = new ModuleBase_ListView(aContent, "", "Hidden/transparent faces in 3D view");
68 connect(myListView, SIGNAL(deleteActionClicked()), SLOT(onDeleteItem()));
70 aMainLayout->addWidget(myHiddenOrTransparent, 0, 0);
71 aMainLayout->addWidget(myListView->getControl(), 1, 0);
73 myListView->getControl()->setFocusPolicy(Qt::StrongFocus);
74 myListView->getControl()->viewport()->installEventFilter(this);
77 //********************************************************************
78 void XGUI_FacesPanel::reset(const bool isToFlushRedisplay)
80 if (myLastItemIndex == 0) // do nothing because there was no activity in the pane after reset
83 // clear internal containers
84 myListView->getControl()->clear();
87 // restore previous view of presentations
88 bool isModified = redisplayObjects(myItemObjects, false);
89 std::set<std::shared_ptr<ModelAPI_Object> > aHiddenObjects = myHiddenObjects;
90 isModified = displayHiddenObjects(aHiddenObjects, myHiddenObjects, false) || isModified;
91 if (isModified)// && isToFlushRedisplay) // flush signal immediatelly until container is filled
92 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
94 updateProcessedObjects(myItems, myItemObjects);
95 myHiddenObjects.clear();
96 myLastItemIndex = 0; // it should be after redisplay as flag used in customize
99 //********************************************************************
100 bool XGUI_FacesPanel::isEmpty() const
102 return myItems.size() == 0;
105 //********************************************************************
106 void XGUI_FacesPanel::selectionModes(QIntList& theModes)
108 theModes.append(TopAbs_FACE);
111 //********************************************************************
112 void XGUI_FacesPanel::selectionFilters(SelectMgr_ListOfFilter& theSelectionFilters)
114 ModuleBase_IModule* aModule = myWorkshop->module();
115 QIntList aModuleSelectionFilters = myWorkshop->module()->selectionFilters();
117 theSelectionFilters.Append(aModule->selectionFilter(SF_GlobalFilter));
118 theSelectionFilters.Append(aModule->selectionFilter(SF_FilterInfinite));
119 theSelectionFilters.Append(aModule->selectionFilter(SF_ResultGroupNameFilter));
122 //********************************************************************
123 bool XGUI_FacesPanel::eventFilter(QObject* theObject, QEvent *theEvent)
125 QWidget* aWidget = qobject_cast<QWidget*>(theObject);
126 if (theEvent->type() == QEvent::MouseButtonRelease)
128 if (myListView->getControl()->viewport() == aWidget)
129 setActivePanel(true);
131 // pass the event on to the parent class
132 return QObject::eventFilter(theObject, theEvent);
135 //********************************************************************
136 void XGUI_FacesPanel::setActivePanel(const bool theIsActive)
138 if (myIsActive == theIsActive)
141 ModuleBase_Tools::setShadowEffect(myListView->getControl(), theIsActive);
142 myIsActive = theIsActive;
146 // selection should be cleared after emit of signal to do not process selection change
147 // event by the previous selector
148 // the selection is cleared by activating selection control
149 XGUI_Tools::workshop(myWorkshop)->selector()->clearSelection();
155 //********************************************************************
156 bool XGUI_FacesPanel::useTransparency() const
158 return myHiddenOrTransparent->isChecked();
161 //********************************************************************
162 void XGUI_FacesPanel::restoreObjects(const std::set<ObjectPtr>& theHiddenObjects)
164 std::set<int> anIndicesToBeRemoved;
165 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anItemsIt = myItems.begin();
166 anItemsIt != myItems.end(); anItemsIt++)
168 ModuleBase_ViewerPrsPtr aPrs = anItemsIt.value();
169 ObjectPtr anObject = aPrs->object();
170 if (theHiddenObjects.find(anObject) == theHiddenObjects.end()) // not found
172 anIndicesToBeRemoved.insert(anItemsIt.key());
175 // remove from myItes container
176 for (std::set<int>::const_iterator aToBeRemovedIt = anIndicesToBeRemoved.begin();
177 aToBeRemovedIt != anIndicesToBeRemoved.end(); aToBeRemovedIt++)
179 myItems.remove(*aToBeRemovedIt);
181 if (!anIndicesToBeRemoved.empty()) // means that myItems has been changed
182 updateProcessedObjects(myItems, myItemObjects);
183 myListView->removeItems(anIndicesToBeRemoved);
185 // remove from container of hidden objects
186 for (std::set<ObjectPtr>::const_iterator aHiddenIt = theHiddenObjects.begin();
187 aHiddenIt != theHiddenObjects.end(); aHiddenIt++)
189 if (myHiddenObjects.find(*aHiddenIt) != myHiddenObjects.end()) /// found objects
190 myHiddenObjects.erase(*aHiddenIt);
194 //********************************************************************
195 bool XGUI_FacesPanel::processAction(ModuleBase_ActionType theActionType)
197 switch (theActionType) {
199 // return processEnter();
201 setActivePanel(false);
204 return processDelete();
212 //********************************************************************
213 void XGUI_FacesPanel::processSelection()
215 QList<ModuleBase_ViewerPrsPtr> aSelected = myWorkshop->selection()->getSelected(
216 ModuleBase_ISelection::Viewer);
217 bool isModified = false;
218 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
220 std::map<ObjectPtr, NCollection_List<TopoDS_Shape> > anObjectToShapes;
221 std::map<ObjectPtr, Handle(ModuleBase_ResultPrs) > anObjectToPrs;
222 for (int i = 0; i < aSelected.size(); i++) {
223 ModuleBase_ViewerPrsPtr aPrs = aSelected[i];
224 ObjectPtr anObject = aPrs->object();
227 if (ModuleBase_Tools::getSelectedShape(aPrs).ShapeType() != TopAbs_FACE)
230 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
231 aPrs->interactive());
232 if (aResultPrs.IsNull())
235 myItems.insert(myLastItemIndex, aPrs);
236 myListView->addItem(generateName(aPrs), myLastItemIndex);
240 if (anObjectToShapes.find(anObject) != anObjectToShapes.end())
241 anObjectToShapes.at(anObject).Append(ModuleBase_Tools::getSelectedShape(aPrs));
243 NCollection_List<TopoDS_Shape> aListOfShapes;
244 aListOfShapes.Append(ModuleBase_Tools::getSelectedShape(aPrs));
245 anObjectToShapes[anObject] = aListOfShapes;
246 anObjectToPrs[anObject] = aResultPrs;
249 for (std::map<ObjectPtr, NCollection_List<TopoDS_Shape> >::const_iterator
250 anIt = anObjectToShapes.begin(); anIt != anObjectToShapes.end(); anIt++) {
251 ObjectPtr anObject = anIt->first;
252 if (!anObject.get() || anObjectToPrs.find(anObject) == anObjectToPrs.end())
254 Handle(ModuleBase_ResultPrs) aResultPrs = anObjectToPrs.at(anObject);
256 if (aResultPrs->hasSubShapeVisible(anIt->second) || useTransparency()) // redisplay
257 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
258 else { // erase object because it is entirely hidden
259 anObject->setDisplayed(false);
260 myHiddenObjects.insert(anObject);
261 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
266 updateProcessedObjects(myItems, myItemObjects);
267 Events_Loop::loop()->flush(aDispEvent);
271 //********************************************************************
272 bool XGUI_FacesPanel::processDelete()
274 //appendFirstSelectionInHistory();
275 QModelIndexList anIndices = myListView->getControl()->selectionModel()->selectedIndexes();
277 std::set<int> aSelectedIds;
278 myListView->getSelectedIndices(aSelectedIds);
279 if (aSelectedIds.empty())
282 bool isModified = false;
283 std::set<ObjectPtr> aRestoredObjects;
284 for (std::set<int>::const_iterator anIt = aSelectedIds.begin(); anIt != aSelectedIds.end();
286 ModuleBase_ViewerPrsPtr aPrs = myItems[*anIt];
287 if (aRestoredObjects.find(aPrs->object()) == aRestoredObjects.end())
288 aRestoredObjects.insert(aPrs->object());
289 myItems.remove(*anIt);
293 bool isRedisplayed = redisplayObjects(aRestoredObjects, false);
294 isRedisplayed = displayHiddenObjects(aRestoredObjects, myHiddenObjects, false)
297 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
298 // should be after flush of redisplay to have items object to be updated
299 updateProcessedObjects(myItems, myItemObjects);
302 myListView->removeSelectedItems();
304 myListView->restoreSelection(anIndices);
305 //appendSelectionInHistory();
309 //********************************************************************
310 bool XGUI_FacesPanel::redisplayObjects(
311 const std::set<std::shared_ptr<ModelAPI_Object> >& theObjects,
312 const bool isToFlushRedisplay)
314 if (theObjects.empty())
317 bool isModified = false;
318 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
319 for (std::set<ObjectPtr>::const_iterator anIt = theObjects.begin(); anIt != theObjects.end();
322 ObjectPtr anObject = *anIt;
323 if (!anObject->isDisplayed())
325 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
328 if (isModified && isToFlushRedisplay)
329 Events_Loop::loop()->flush(aDispEvent);
333 //********************************************************************
334 bool XGUI_FacesPanel::displayHiddenObjects(
335 const std::set<std::shared_ptr<ModelAPI_Object> >& theObjects,
336 std::set<std::shared_ptr<ModelAPI_Object> >& theHiddenObjects,
337 const bool isToFlushRedisplay)
339 if (theObjects.empty())
342 bool isModified = false;
343 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
345 for (std::set<ObjectPtr>::const_iterator anIt = theObjects.begin(); anIt != theObjects.end();
348 ObjectPtr anObject = *anIt;
349 // if the object was hidden by this panel
350 if (anObject->isDisplayed() || theHiddenObjects.find(anObject) == theHiddenObjects.end())
352 theHiddenObjects.erase(anObject);
353 anObject->setDisplayed(true); // it means that the object is hidden by hide all faces
354 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
358 if (isModified && isToFlushRedisplay)
359 Events_Loop::loop()->flush(aDispEvent);
363 //********************************************************************
364 bool XGUI_FacesPanel::hideEmptyObjects()
366 bool isModified = false;
367 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
368 std::map<ObjectPtr, NCollection_List<TopoDS_Shape> > anObjectToShapes;
369 std::map<ObjectPtr, Handle(ModuleBase_ResultPrs) > anObjectToPrs;
371 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = myItems.begin();
372 anIt != myItems.end(); anIt++) {
373 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
374 ObjectPtr anObject = aPrs->object();
375 if (!anObject.get() || !anObject->isDisplayed())
378 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
379 aPrs->interactive());
380 if (aResultPrs.IsNull())
383 if (anObjectToShapes.find(anObject) != anObjectToShapes.end())
384 anObjectToShapes.at(anObject).Append(ModuleBase_Tools::getSelectedShape(aPrs));
386 NCollection_List<TopoDS_Shape> aListOfShapes;
387 aListOfShapes.Append(ModuleBase_Tools::getSelectedShape(aPrs));
388 anObjectToShapes[anObject] = aListOfShapes;
389 anObjectToPrs[anObject] = aResultPrs;
392 for (std::map<ObjectPtr, NCollection_List<TopoDS_Shape> >::const_iterator
393 anIt = anObjectToShapes.begin(); anIt != anObjectToShapes.end(); anIt++) {
394 ObjectPtr anObject = anIt->first;
395 if (!anObject.get() || anObjectToPrs.find(anObject) == anObjectToPrs.end())
397 Handle(ModuleBase_ResultPrs) aResultPrs = anObjectToPrs.at(anObject);
399 if (!aResultPrs->hasSubShapeVisible(anIt->second)) {
400 // erase object because it is entirely hidden
401 anObject->setDisplayed(false);
402 myHiddenObjects.insert(anObject);
403 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
410 //********************************************************************
411 void XGUI_FacesPanel::updateProcessedObjects(QMap<int, ModuleBase_ViewerPrsPtr> theItems,
412 std::set<ObjectPtr>& theObjects)
415 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = theItems.begin();
416 anIt != theItems.end(); anIt++) {
417 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
418 ObjectPtr anObject = aPrs.get() ? aPrs->object() : ObjectPtr();
419 if (anObject.get() && theObjects.find(anObject) != theObjects.end())
421 theObjects.insert(anObject);
425 //********************************************************************
426 void XGUI_FacesPanel::closeEvent(QCloseEvent* theEvent)
428 QDockWidget::closeEvent(theEvent);
432 //********************************************************************
433 QString XGUI_FacesPanel::generateName(const ModuleBase_ViewerPrsPtr& thePrs)
435 if (!thePrs.get() || !thePrs->object().get())
438 GeomShapePtr aContext;
439 ObjectPtr anObject = thePrs->object();
440 ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
442 aContext = aResult->shape();
444 // TODO if there is this case
447 QString aName = anObject->data()->name().c_str();
448 if (aContext.get()) {
449 GeomShapePtr aSubShape(new GeomAPI_Shape());
450 aSubShape->setImpl(new TopoDS_Shape(ModuleBase_Tools::getSelectedShape(thePrs)));
451 if (!aSubShape->isEqual(aContext))
452 aName += QString("_%1").arg(GeomAlgoAPI_CompoundBuilder::id(aContext, aSubShape));
457 //********************************************************************
458 bool XGUI_FacesPanel::customizeObject(const ObjectPtr& theObject,
459 const AISObjectPtr& thePresentation)
461 if (myLastItemIndex == 0) // do nothing because there was no activity in the pane after reset
464 if (thePresentation.get() == NULL)
467 if (myItemObjects.find(theObject) == myItemObjects.end()) // not found
470 // if the object is displayed, the hidden faces are collected and set to the presentation
471 bool isModified = false;
472 NCollection_List<TopoDS_Shape> aHiddenSubShapes;
473 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = myItems.begin();
474 anIt != myItems.end(); anIt++) {
475 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
476 if (aPrs.get() && aPrs->object() != theObject)
478 TopoDS_Shape aShape = ModuleBase_Tools::getSelectedShape(aPrs);
479 if (!aHiddenSubShapes.Contains(aShape))
480 aHiddenSubShapes.Append(aShape);
483 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
484 thePresentation->impl<Handle(AIS_InteractiveObject)>());
485 if (aResultPrs.IsNull())
488 isModified = aResultPrs->setSubShapeHidden(aHiddenSubShapes);
490 double aTransparency = !useTransparency() ? 1
491 : Config_PropManager::real("Visualization", "hidden_face_transparency");
492 isModified = aResultPrs->setHiddenSubShapeTransparency(aTransparency) || isModified;
497 //********************************************************************
498 void XGUI_FacesPanel::onDeleteItem()
503 //********************************************************************
504 void XGUI_FacesPanel::onTransparencyChanged()
506 bool isModified = false;
507 if (useTransparency()) {
508 std::set<std::shared_ptr<ModelAPI_Object> > aHiddenObjects = myHiddenObjects;
509 isModified = displayHiddenObjects(aHiddenObjects, myHiddenObjects, false);
512 isModified = hideEmptyObjects();
514 isModified = redisplayObjects(myItemObjects, false) || isModified;
516 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
520 //********************************************************************
521 void XGUI_FacesPanel::onClosed()
523 setActivePanel(false);