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 if (myLastItemIndex == 0) // do nothing because there was no activity in the pane after reset
80 // clear internal containers
81 myListView->getControl()->clear();
84 // restore previous view of presentations
85 bool isModified = redisplayObjects(myItemObjects, false);
86 std::set<std::shared_ptr<ModelAPI_Object> > aHiddenObjects = myHiddenObjects;
87 isModified = displayHiddenObjects(aHiddenObjects, myHiddenObjects, false) || isModified;
88 if (isModified)// && isToFlushRedisplay) // flush signal immediatelly until container is filled
89 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
91 updateProcessedObjects(myItems, myItemObjects);
92 myHiddenObjects.clear();
93 myLastItemIndex = 0; // it should be after redisplay as flag used in customize
96 //********************************************************************
97 void XGUI_FacesPanel::selectionModes(QIntList& theModes)
99 theModes.append(TopAbs_FACE);
102 //********************************************************************
103 bool XGUI_FacesPanel::eventFilter(QObject* theObject, QEvent *theEvent)
105 QWidget* aWidget = qobject_cast<QWidget*>(theObject);
106 if (theEvent->type() == QEvent::MouseButtonRelease)
108 if (myListView->getControl()->viewport() == aWidget)
109 setActivePanel(true);
111 // pass the event on to the parent class
112 return QObject::eventFilter(theObject, theEvent);
115 //********************************************************************
116 void XGUI_FacesPanel::setActivePanel(const bool theIsActive)
118 if (myIsActive == theIsActive)
121 ModuleBase_Tools::setShadowEffect(myListView->getControl(), theIsActive);
122 myIsActive = theIsActive;
130 //********************************************************************
131 bool XGUI_FacesPanel::useTransparency() const
133 return myHiddenOrTransparent->isChecked();
136 //********************************************************************
137 void XGUI_FacesPanel::restoreObjects(const std::set<ObjectPtr>& theHiddenObjects)
139 std::set<int> anIndicesToBeRemoved;
140 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anItemsIt = myItems.begin();
141 anItemsIt != myItems.end(); anItemsIt++)
143 ModuleBase_ViewerPrsPtr aPrs = anItemsIt.value();
144 ObjectPtr anObject = aPrs->object();
145 if (theHiddenObjects.find(anObject) == theHiddenObjects.end()) // not found
147 anIndicesToBeRemoved.insert(anItemsIt.key());
150 // remove from myItes container
151 for (std::set<int>::const_iterator aToBeRemovedIt = anIndicesToBeRemoved.begin();
152 aToBeRemovedIt != anIndicesToBeRemoved.end(); aToBeRemovedIt++)
154 myItems.remove(*aToBeRemovedIt);
156 if (!anIndicesToBeRemoved.empty()) // means that myItems has been changed
157 updateProcessedObjects(myItems, myItemObjects);
158 myListView->removeItems(anIndicesToBeRemoved);
160 // remove from container of hidden objects
161 for (std::set<ObjectPtr>::const_iterator aHiddenIt = theHiddenObjects.begin();
162 aHiddenIt != theHiddenObjects.end(); aHiddenIt++)
164 if (myHiddenObjects.find(*aHiddenIt) != myHiddenObjects.end()) /// found objects
165 myHiddenObjects.erase(*aHiddenIt);
169 //********************************************************************
170 bool XGUI_FacesPanel::processAction(ModuleBase_ActionType theActionType)
172 switch (theActionType) {
174 // return processEnter();
176 setActivePanel(false);
179 return processDelete();
187 //********************************************************************
188 void XGUI_FacesPanel::processSelection()
190 QList<ModuleBase_ViewerPrsPtr> aSelected = myWorkshop->selection()->getSelected(
191 ModuleBase_ISelection::Viewer);
192 bool isModified = false;
193 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
194 for (int i = 0; i < aSelected.size(); i++) {
195 ModuleBase_ViewerPrsPtr aPrs = aSelected[i];
196 ObjectPtr anObject = aPrs->object();
199 if (ModuleBase_Tools::getSelectedShape(aPrs).ShapeType() != TopAbs_FACE)
202 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
203 aPrs->interactive());
204 if (aResultPrs.IsNull())
207 myItems.insert(myLastItemIndex, aPrs);
208 myListView->addItem(generateName(aPrs), myLastItemIndex);
212 if (aResultPrs->hasSubShapeVisible(ModuleBase_Tools::getSelectedShape(aPrs)) ||
213 useTransparency()) // redisplay
214 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
215 else { // erase object because it is entirely hidden
216 anObject->setDisplayed(false);
217 myHiddenObjects.insert(anObject);
218 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
223 updateProcessedObjects(myItems, myItemObjects);
224 Events_Loop::loop()->flush(aDispEvent);
228 //********************************************************************
229 bool XGUI_FacesPanel::processDelete()
231 //appendFirstSelectionInHistory();
232 QModelIndexList anIndices = myListView->getControl()->selectionModel()->selectedIndexes();
234 std::set<int> aSelectedIds;
235 myListView->getSelectedIndices(aSelectedIds);
236 if (aSelectedIds.empty())
239 bool isModified = false;
240 std::set<ObjectPtr> aRestoredObjects;
241 for (std::set<int>::const_iterator anIt = aSelectedIds.begin(); anIt != aSelectedIds.end();
243 ModuleBase_ViewerPrsPtr aPrs = myItems[*anIt];
244 if (aRestoredObjects.find(aPrs->object()) == aRestoredObjects.end())
245 aRestoredObjects.insert(aPrs->object());
246 myItems.remove(*anIt);
250 bool isRedisplayed = redisplayObjects(aRestoredObjects, false);
251 isRedisplayed = displayHiddenObjects(aRestoredObjects, myHiddenObjects, false)
254 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
255 // should be after flush of redisplay to have items object to be updated
256 updateProcessedObjects(myItems, myItemObjects);
259 myListView->removeSelectedItems();
261 myListView->restoreSelection(anIndices);
262 //appendSelectionInHistory();
266 //********************************************************************
267 bool XGUI_FacesPanel::redisplayObjects(
268 const std::set<std::shared_ptr<ModelAPI_Object> >& theObjects,
269 const bool isToFlushRedisplay)
271 if (theObjects.empty())
274 bool isModified = false;
275 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
276 for (std::set<ObjectPtr>::const_iterator anIt = theObjects.begin(); anIt != theObjects.end();
279 ObjectPtr anObject = *anIt;
280 if (!anObject->isDisplayed())
282 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
285 if (isModified && isToFlushRedisplay)
286 Events_Loop::loop()->flush(aDispEvent);
290 //********************************************************************
291 bool XGUI_FacesPanel::displayHiddenObjects(
292 const std::set<std::shared_ptr<ModelAPI_Object> >& theObjects,
293 std::set<std::shared_ptr<ModelAPI_Object> >& theHiddenObjects,
294 const bool isToFlushRedisplay)
296 if (theObjects.empty())
299 bool isModified = false;
300 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
302 for (std::set<ObjectPtr>::const_iterator anIt = theObjects.begin(); anIt != theObjects.end();
305 ObjectPtr anObject = *anIt;
306 // if the object was hidden by this panel
307 if (anObject->isDisplayed() || theHiddenObjects.find(anObject) == theHiddenObjects.end())
309 theHiddenObjects.erase(anObject);
310 anObject->setDisplayed(true); // it means that the object is hidden by hide all faces
311 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
315 if (isModified && isToFlushRedisplay)
316 Events_Loop::loop()->flush(aDispEvent);
320 //********************************************************************
321 bool XGUI_FacesPanel::hideEmptyObjects()
323 bool isModified = false;
324 static Events_ID aDispEvent = Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY);
325 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = myItems.begin();
326 anIt != myItems.end(); anIt++) {
327 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
328 ObjectPtr anObject = aPrs->object();
329 if (!anObject.get() || !anObject->isDisplayed())
332 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
333 aPrs->interactive());
334 if (aResultPrs.IsNull())
337 if (!aResultPrs->hasSubShapeVisible(ModuleBase_Tools::getSelectedShape(aPrs))) {
338 // erase object because it is entirely hidden
339 anObject->setDisplayed(false);
340 myHiddenObjects.insert(anObject);
341 ModelAPI_EventCreator::get()->sendUpdated(anObject, aDispEvent);
348 //********************************************************************
349 void XGUI_FacesPanel::updateProcessedObjects(QMap<int, ModuleBase_ViewerPrsPtr> theItems,
350 std::set<ObjectPtr>& theObjects)
353 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = theItems.begin();
354 anIt != theItems.end(); anIt++) {
355 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
356 ObjectPtr anObject = aPrs.get() ? aPrs->object() : ObjectPtr();
357 if (anObject.get() && theObjects.find(anObject) != theObjects.end())
359 theObjects.insert(anObject);
363 //********************************************************************
364 void XGUI_FacesPanel::closeEvent(QCloseEvent* theEvent)
366 QDockWidget::closeEvent(theEvent);
370 //********************************************************************
371 QString XGUI_FacesPanel::generateName(const ModuleBase_ViewerPrsPtr& thePrs)
373 if (!thePrs.get() || !thePrs->object().get())
376 GeomShapePtr aContext;
377 ObjectPtr anObject = thePrs->object();
378 ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(anObject);
380 aContext = aResult->shape();
382 // TODO if there is this case
385 QString aName = anObject->data()->name().c_str();
386 if (aContext.get()) {
387 GeomShapePtr aSubShape(new GeomAPI_Shape());
388 aSubShape->setImpl(new TopoDS_Shape(ModuleBase_Tools::getSelectedShape(thePrs)));
389 if (!aSubShape->isEqual(aContext))
390 aName += QString("_%1").arg(GeomAlgoAPI_CompoundBuilder::id(aContext, aSubShape));
395 //********************************************************************
396 bool XGUI_FacesPanel::customizeObject(const ObjectPtr& theObject,
397 const AISObjectPtr& thePresentation)
399 if (myLastItemIndex == 0) // do nothing because there was no activity in the pane after reset
402 if (thePresentation.get() == NULL)
405 if (myItemObjects.find(theObject) == myItemObjects.end()) // not found
408 // if the object is displayed, the hidden faces are collected and set to the presentation
409 bool isModified = false;
410 NCollection_List<TopoDS_Shape> aHiddenSubShapes;
411 for (QMap<int, ModuleBase_ViewerPrsPtr>::const_iterator anIt = myItems.begin();
412 anIt != myItems.end(); anIt++) {
413 ModuleBase_ViewerPrsPtr aPrs = anIt.value();
414 if (aPrs.get() && aPrs->object() != theObject)
416 TopoDS_Shape aShape = ModuleBase_Tools::getSelectedShape(aPrs);
417 if (!aHiddenSubShapes.Contains(aShape))
418 aHiddenSubShapes.Append(aShape);
421 Handle(ModuleBase_ResultPrs) aResultPrs = Handle(ModuleBase_ResultPrs)::DownCast(
422 thePresentation->impl<Handle(AIS_InteractiveObject)>());
423 if (aResultPrs.IsNull())
426 isModified = aResultPrs->setSubShapeHidden(aHiddenSubShapes);
428 double aTransparency = !useTransparency() ? 1
429 : Config_PropManager::real("Visualization", "hidden_face_transparency");
430 isModified = aResultPrs->setHiddenSubShapeTransparency(aTransparency) || isModified;
435 //********************************************************************
436 void XGUI_FacesPanel::onDeleteItem()
441 //********************************************************************
442 void XGUI_FacesPanel::onTransparencyChanged()
444 bool isModified = false;
445 if (useTransparency()) {
446 std::set<std::shared_ptr<ModelAPI_Object> > aHiddenObjects = myHiddenObjects;
447 isModified = displayHiddenObjects(aHiddenObjects, myHiddenObjects, false);
450 isModified = hideEmptyObjects();
452 isModified = redisplayObjects(myItemObjects, false) || isModified;
454 Events_Loop::loop()->flush(Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY));
458 //********************************************************************
459 void XGUI_FacesPanel::onClosed()
461 setActivePanel(false);