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_ISelection.h>
30 #include "ModuleBase_IWorkshop.h"
31 #include "ModuleBase_ListView.h"
32 #include "ModuleBase_ResultPrs.h"
33 #include "ModuleBase_Tools.h"
34 #include "ModuleBase_ViewerPrs.h"
36 #include "XGUI_Tools.h"
37 #include "XGUI_Workshop.h"
41 #include <QFocusEvent>
42 #include <QGridLayout>
43 #include <QListWidget>
44 #include <QMainWindow>
46 static const int LayoutMargin = 3;
48 //********************************************************************
49 XGUI_FacesPanel::XGUI_FacesPanel(QWidget* theParent, ModuleBase_IWorkshop* theWorkshop)
50 : QDockWidget(theParent), myIsActive(false), myWorkshop(theWorkshop)
52 setWindowTitle(tr("Hide Faces"));
53 QAction* aViewAct = toggleViewAction();
54 setStyleSheet("::title { position: relative; padding-left: 5px; text-align: left center }");
56 QWidget* aContent = new QWidget(this);
57 QGridLayout* aMainLayout = new QGridLayout(aContent);
58 aMainLayout->setContentsMargins(LayoutMargin, LayoutMargin, LayoutMargin, LayoutMargin);
61 myHiddenOrTransparent = new QCheckBox(tr("Transparent"), aContent);
62 connect(myHiddenOrTransparent, SIGNAL(toggled(bool)), SLOT(onTransparencyChanged()));
64 myListView = new ModuleBase_ListView(aContent, "", "Hidden/transparent faces in 3D view");
65 connect(myListView, SIGNAL(deleteActionClicked()), SLOT(onDeleteItem()));
67 aMainLayout->addWidget(myHiddenOrTransparent, 0, 0);
68 aMainLayout->addWidget(myListView->getControl(), 1, 0);
70 myListView->getControl()->setFocusPolicy(Qt::StrongFocus);
71 myListView->getControl()->viewport()->installEventFilter(this);
74 //********************************************************************
75 void XGUI_FacesPanel::reset(const bool isToFlushRedisplay)
77 // clear internal containers
78 myListView->getControl()->clear();
81 // restore previous view of presentations
82 bool isModified = redisplayObjects(myItemObjects, false);
83 isModified = displayHiddenObjects(myHiddenObjects, false) || isModified;
84 if (isModified && isToFlushRedisplay)
85 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
87 updateProcessedObjects(myItems, myItemObjects);
88 myHiddenObjects.clear();
89 myLastItemIndex = 0; // it should be after redisplay as flag used in customize
92 //********************************************************************
93 bool XGUI_FacesPanel::eventFilter(QObject* theObject, QEvent *theEvent)
95 QWidget* aWidget = qobject_cast<QWidget*>(theObject);
96 if (theEvent->type() == QEvent::MouseButtonRelease)
98 if (myListView->getControl()->viewport() == aWidget)
101 // pass the event on to the parent class
102 return QObject::eventFilter(theObject, theEvent);
105 //********************************************************************
106 void XGUI_FacesPanel::setActivePanel(const bool theIsActive)
108 if (myIsActive == theIsActive)
111 ModuleBase_Tools::setShadowEffect(myListView->getControl(), theIsActive);
112 myIsActive = theIsActive;
117 // selection should be activated after emit signal, that deactivates current widget(selection)
118 activateSelection(theIsActive);
122 // selection should be activated after emit signal, that deactivates current widget(selection)
123 activateSelection(theIsActive);
128 //********************************************************************
129 bool XGUI_FacesPanel::useTransparency() const
131 return myHiddenOrTransparent->isChecked();
134 //********************************************************************
135 void XGUI_FacesPanel::restoreObjects(const std::set<ObjectPtr>& theHiddenObjects)
137 std::set<int> anIndicesToBeRemoved;
138 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anItemsIt = myItems.begin();
139 anItemsIt != myItems.end(); anItemsIt++)
141 ModuleBase_ViewerPrsPtr aPrs = anItemsIt.value();
142 ObjectPtr anObject = aPrs->object();
143 if (theHiddenObjects.find(anObject) == theHiddenObjects.end()) // not found
145 anIndicesToBeRemoved.insert(anItemsIt.key());
148 // remove from myItes container
149 for (std::set<int>::const_iterator aToBeRemovedIt = anIndicesToBeRemoved.begin();
150 aToBeRemovedIt != anIndicesToBeRemoved.end(); aToBeRemovedIt++)
152 myItems.remove(*aToBeRemovedIt);
154 if (!anIndicesToBeRemoved.empty()) // means that myItems has been changed
155 updateProcessedObjects(myItems, myItemObjects);
156 myListView->removeItems(anIndicesToBeRemoved);
158 // remove from container of hidden objects
159 for (std::set<ObjectPtr>::const_iterator aHiddenIt = theHiddenObjects.begin();
160 aHiddenIt != theHiddenObjects.end(); aHiddenIt++)
162 if (myHiddenObjects.find(*aHiddenIt) != myHiddenObjects.end()) /// found objects
163 myHiddenObjects.erase(*aHiddenIt);
167 //********************************************************************
168 bool XGUI_FacesPanel::processAction(ModuleBase_ActionType theActionType)
170 switch (theActionType) {
172 // return processEnter();
174 setActivePanel(false);
177 return processDelete();
185 //********************************************************************
186 void XGUI_FacesPanel::processSelection()
188 QList<ModuleBase_ViewerPrsPtr> aSelected = myWorkshop->selection()->getSelected(
189 ModuleBase_ISelection::Viewer);
190 bool isModified = false;
191 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
192 for (int i = 0; i < aSelected.size(); i++) {
193 ModuleBase_ViewerPrsPtr aPrs = aSelected[i];
194 ObjectPtr anObject = aPrs->object();
197 if (ModuleBase_Tools::getSelectedShape(aPrs).ShapeType() != TopAbs_FACE)
200 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
201 aPrs->interactive());
202 if (aResultPrs.IsNull())
205 myItems.insert(myLastItemIndex, aPrs);
206 myListView->addItem(generateName(aPrs), myLastItemIndex);
210 if (aResultPrs->hasSubShapeVisible(ModuleBase_Tools::getSelectedShape(aPrs)) ||
211 useTransparency()) // redisplay
212 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
213 else { // erase object because it is entirely hidden
214 anObject->setDisplayed(false);
215 myHiddenObjects.insert(anObject);
216 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
221 updateProcessedObjects(myItems, myItemObjects);
222 Events_Loop::loop()->flush(aDispEvent);
226 //********************************************************************
227 bool XGUI_FacesPanel::processDelete()
229 //appendFirstSelectionInHistory();
230 QModelIndexList anIndices = myListView->getControl()->selectionModel()->selectedIndexes();
232 std::set<int> aSelectedIds;
233 myListView->getSelectedIndices(aSelectedIds);
234 if (aSelectedIds.empty())
237 bool isModified = false;
238 std::set<ObjectPtr> aRestoredObjects;
239 for (std::set<int>::const_iterator anIt = aSelectedIds.begin(); anIt != aSelectedIds.end();
241 ModuleBase_ViewerPrsPtr aPrs = myItems[*anIt];
242 if (aRestoredObjects.find(aPrs->object()) == aRestoredObjects.end())
243 aRestoredObjects.insert(aPrs->object());
244 myItems.remove(*anIt);
248 bool isRedisplayed = redisplayObjects(aRestoredObjects, false);
249 isRedisplayed = displayHiddenObjects(aRestoredObjects, false) || isRedisplayed;
251 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
252 // should be after flush of redisplay to have items object to be updated
253 updateProcessedObjects(myItems, myItemObjects);
256 myListView->removeSelectedItems();
258 myListView->restoreSelection(anIndices);
259 //appendSelectionInHistory();
263 //********************************************************************
264 bool XGUI_FacesPanel::redisplayObjects(
265 const std::set<std::shared_ptr<ModelAPI_Object> >& theObjects,
266 const bool isToFlushRedisplay)
268 if (theObjects.empty())
271 bool isModified = false;
272 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
273 for (std::set<ObjectPtr>::const_iterator anIt = theObjects.begin(); anIt != theObjects.end();
276 ObjectPtr anObject = *anIt;
277 if (!anObject->isDisplayed())
279 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
282 if (isModified && isToFlushRedisplay)
283 Events_Loop::loop()->flush(aDispEvent);
287 //********************************************************************
288 bool XGUI_FacesPanel::displayHiddenObjects(
289 const std::set<std::shared_ptr<ModelAPI_Object> >& theObjects,
290 const bool isToFlushRedisplay)
292 if (theObjects.empty())
295 bool isModified = false;
296 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
298 for (std::set<ObjectPtr>::const_iterator anIt = theObjects.begin(); anIt != theObjects.end();
301 ObjectPtr anObject = *anIt;
302 // if the object was hidden by this panel
303 if (anObject->isDisplayed() || myHiddenObjects.find(anObject) == myHiddenObjects.end())
305 myHiddenObjects.erase(anObject);
306 anObject->setDisplayed(true); // it means that the object is hidden by hide all faces
307 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
311 if (isModified && isToFlushRedisplay)
312 Events_Loop::loop()->flush(aDispEvent);
316 //********************************************************************
317 bool XGUI_FacesPanel::hideEmptyObjects()
319 bool isModified = false;
320 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
321 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = myItems.begin();
322 anIt != myItems.end(); anIt++) {
323 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
324 ObjectPtr anObject = aPrs->object();
325 if (!anObject.get() || !anObject->isDisplayed())
328 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
329 aPrs->interactive());
330 if (aResultPrs.IsNull())
333 if (!aResultPrs->hasSubShapeVisible(ModuleBase_Tools::getSelectedShape(aPrs))) {
334 // erase object because it is entirely hidden
335 anObject->setDisplayed(false);
336 myHiddenObjects.insert(anObject);
337 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
344 //********************************************************************
345 void XGUI_FacesPanel::updateProcessedObjects(QMap<int, ModuleBase_ViewerPrsPtr> theItems,
346 std::set<ObjectPtr>& theObjects)
349 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = theItems.begin();
350 anIt != theItems.end(); anIt++) {
351 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
352 ObjectPtr anObject = aPrs.get() ? aPrs->object() : ObjectPtr();
353 if (anObject.get() && theObjects.find(anObject) != theObjects.end())
355 theObjects.insert(anObject);
359 //********************************************************************
360 void XGUI_FacesPanel::closeEvent(QCloseEvent* theEvent)
362 QDockWidget::closeEvent(theEvent);
366 //********************************************************************
367 void XGUI_FacesPanel::activateSelection(bool toActivate)
369 QIntList aShapeTypes;
370 aShapeTypes.append(TopAbs_FACE);
373 myWorkshop->activateSubShapesSelection(aShapeTypes);
375 myWorkshop->deactivateSubShapesSelection();
378 activateSelectionFilters();
380 deactivateSelectionFilters();
383 //********************************************************************
384 QString XGUI_FacesPanel::generateName(const ModuleBase_ViewerPrsPtr& thePrs)
386 if (!thePrs.get() || !thePrs->object().get())
389 GeomShapePtr aContext;
390 ObjectPtr anObject = thePrs->object();
391 ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
393 aContext = aResult->shape();
395 // TODO if there is this case
398 QString aName = anObject->data()->name().c_str();
399 if (aContext.get()) {
400 GeomShapePtr aSubShape(new GeomAPI_Shape());
401 aSubShape->setImpl(new TopoDS_Shape(ModuleBase_Tools::getSelectedShape(thePrs)));
402 if (!aSubShape->isEqual(aContext))
403 aName += QString("_%1").arg(GeomAlgoAPI_CompoundBuilder::id(aContext, aSubShape));
408 //********************************************************************
409 bool XGUI_FacesPanel::customizeObject(const ObjectPtr& theObject,
410 const AISObjectPtr& thePresentation)
412 if (myLastItemIndex == 0) // do nothing because there was no activity in the pane after reset
415 if (thePresentation.get() == NULL)
418 if (myItemObjects.find(theObject) == myItemObjects.end()) // not found
421 // if the object is displayed, the hidden faces are collected and set to the presentation
422 bool isModified = false;
423 NCollection_List<TopoDS_Shape> aHiddenSubShapes;
424 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = myItems.begin();
425 anIt != myItems.end(); anIt++) {
426 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
427 if (aPrs.get() && aPrs->object() != theObject)
429 TopoDS_Shape aShape = ModuleBase_Tools::getSelectedShape(aPrs);
430 if (!aHiddenSubShapes.Contains(aShape))
431 aHiddenSubShapes.Append(aShape);
434 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
435 thePresentation->impl<Handle(AIS_InteractiveObject)>());
436 if (aResultPrs.IsNull())
439 isModified = aResultPrs->setSubShapeHidden(aHiddenSubShapes);
441 double aTransparency = !useTransparency() ? 1
442 : Config_PropManager::real("Visualization", "hidden_face_transparency");
443 isModified = aResultPrs->setHiddenSubShapeTransparency(aTransparency) || isModified;
448 //********************************************************************
449 void XGUI_FacesPanel::onDeleteItem()
454 //********************************************************************
455 void XGUI_FacesPanel::onTransparencyChanged()
457 bool isModified = false;
458 if (useTransparency()) {
459 std::set<std::shared_ptr<ModelAPI_Object> > aHiddenObjects = myHiddenObjects;
460 isModified = displayHiddenObjects(aHiddenObjects, false);
463 isModified = hideEmptyObjects();
465 isModified = redisplayObjects(myItemObjects, false) || isModified;
467 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
471 //********************************************************************
472 void XGUI_FacesPanel::onClosed()
474 setActivePanel(false);