src/XGUI/XGUI_Selection.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
   2
   3 // File:        XGUI_Selection.cpp
   4 // Created:     8 July 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "XGUI_Selection.h"
   8 #include "XGUI_Workshop.h"
   9 #include "XGUI_Displayer.h"
  10 #include "XGUI_ViewerProxy.h"
  11 #include "XGUI_ObjectsBrowser.h"
  12
  13 #include <ModelAPI_Feature.h>
  14
  15 #include <AIS_InteractiveContext.hxx>
  16
  17 #include <TColStd_ListIteratorOfListOfInteger.hxx>
  18 #include <StdSelect_BRepOwner.hxx>
  19
  20 #include <set>
  21
  22 XGUI_Selection::XGUI_Selection(XGUI_Workshop* theWorkshop)
  23     : myWorkshop(theWorkshop)
  24 {
  25 }
  26
  27 QList<ModuleBase_ViewerPrs> XGUI_Selection::getSelected(const SelectionPlace& thePlace) const
  28 {
  29   QList<ModuleBase_ViewerPrs> aPresentations;
  30
  31   switch (thePlace) {
  32     case Browser:
  33       getSelectedInBrowser(aPresentations);
  34     break;
  35     case Viewer:
  36       getSelectedInViewer(aPresentations);
  37     break;
  38   case AllControls:
  39       getSelectedInViewer(aPresentations);
  40       getSelectedInBrowser(aPresentations);
  41     break;
  42   }
  43   return aPresentations;
  44 }
  45
  46 Handle(AIS_InteractiveObject) XGUI_Selection::getIO(const ModuleBase_ViewerPrs& thePrs)
  47 {
  48   Handle(AIS_InteractiveObject) anIO = thePrs.interactive();
  49   if (anIO.IsNull()) {
  50     Handle(SelectMgr_EntityOwner) anOwner = thePrs.owner();
  51     if (!anOwner.IsNull())
  52       anIO = Handle(AIS_InteractiveObject)::DownCast(anOwner->Selectable());
  53
  54     if (anIO.IsNull() && thePrs.object()) {
  55       XGUI_Displayer* aDisplayer = myWorkshop->displayer();
  56       AISObjectPtr anAISObject = aDisplayer->getAISObject(thePrs.object());
  57       if (anAISObject.get())
  58         anIO = anAISObject->impl<Handle(AIS_InteractiveObject)>();
  59     }
  60   }
  61   return anIO;
  62 }
  63
  64 void XGUI_Selection::getSelectedInViewer(QList<ModuleBase_ViewerPrs>& thePresentations) const
  65 {
  66   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
  67   if (!aContext.IsNull() && aContext->HasOpenedContext()) {
  68     QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
  69     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
  70       ModuleBase_ViewerPrs aPrs;
  71       Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
  72
  73       if (aSelectedIds.contains((long)anOwner.Access()))
  74         continue;
  75       aSelectedIds.append((long)anOwner.Access());
  76
  77       fillPresentation(aPrs, anOwner);
  78
  79       if (!thePresentations.contains(aPrs)) // TODO: check whether the presentation in a list
  80         thePresentations.append(aPrs);
  81     }
  82   }
  83 }
  84
  85 void XGUI_Selection::getSelectedInBrowser(QList<ModuleBase_ViewerPrs>& thePresentations) const
  86 {
  87   // collect the objects  of the parameter presentation to avoid a repeted objects in the result
  88   QObjectPtrList aPresentationObjects;
  89   QList<ModuleBase_ViewerPrs>::const_iterator aPrsIt = thePresentations.begin(),
  90                                               aPrsLast = thePresentations.end();
  91   for (; aPrsIt != aPrsLast; aPrsIt++) {
  92     aPresentationObjects.push_back((*aPrsIt).object());
  93   }
  94
  95   QObjectPtrList anObjects = selectedObjects();
  96   QObjectPtrList::const_iterator anIt = anObjects.begin(), aLast = anObjects.end();
  97   for (; anIt != aLast; anIt++) {
  98     ObjectPtr anObject = *anIt;
  99     if (anObject.get() != NULL && !aPresentationObjects.contains(anObject)) {
 100       thePresentations.append(ModuleBase_ViewerPrs(anObject, TopoDS_Shape(), NULL));
 101     }
 102   }
 103 }
 104
 105 void XGUI_Selection::fillPresentation(ModuleBase_ViewerPrs& thePrs,
 106                                       const Handle(SelectMgr_EntityOwner)& theOwner) const
 107 {
 108   thePrs.setOwner(theOwner);
 109
 110   Handle(AIS_InteractiveObject) anIO =
 111                            Handle(AIS_InteractiveObject)::DownCast(theOwner->Selectable());
 112   thePrs.setInteractive(anIO);
 113
 114   // we should not check the appearance of this feature because there can be some selected shapes
 115   // for one feature
 116   Handle(StdSelect_BRepOwner) aBRO = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 117   if( !aBRO.IsNull() && aBRO->HasShape() ) {
 118     // the located method is called in the context to obtain the shape by the SelectedShape() method,
 119     // so the shape is located by the same rules
 120     TopoDS_Shape aShape = aBRO->Shape().Located (aBRO->Location() * aBRO->Shape().Location());
 121     if (!aShape.IsNull())
 122       thePrs.setShape(aShape);
 123   }
 124
 125   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 126   ObjectPtr aFeature = aDisplayer->getObject(anIO);
 127   thePrs.setObject(aFeature);
 128 }
 129
 130 QList<ModuleBase_ViewerPrs> XGUI_Selection::getHighlighted() const
 131 {
 132   QList<ModuleBase_ViewerPrs> aPresentations;
 133   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 134   if (aContext.IsNull())
 135     return aPresentations;
 136
 137   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
 138   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 139   for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
 140     ModuleBase_ViewerPrs aPrs;
 141     Handle(AIS_InteractiveObject) anIO = aContext->DetectedInteractive();
 142     if (aSelectedIds.contains((long)anIO.Access()))
 143       continue;
 144
 145     aSelectedIds.append((long)anIO.Access());
 146     aPrs.setInteractive(anIO);
 147
 148     ObjectPtr aResult = aDisplayer->getObject(anIO);
 149     // we should not check the appearance of this feature because there can be some selected shapes
 150     // for one feature
 151     aPrs.setObject(aResult);
 152     if (aContext->HasOpenedContext()) {
 153       TopoDS_Shape aShape = aContext->DetectedShape();
 154       if (!aShape.IsNull())
 155         aPrs.setShape(aShape);
 156     }
 157     aPresentations.push_back(aPrs);
 158   }
 159   return aPresentations;
 160 }
 161
 162 QObjectPtrList XGUI_Selection::selectedObjects() const
 163 {
 164   return myWorkshop->objectBrowser()->selectedObjects();
 165 }
 166
 167 void XGUI_Selection::setSelectedObjects( const QObjectPtrList& theObjects ) const
 168 {
 169   return myWorkshop->objectBrowser()->setObjectsSelected( theObjects );
 170 }
 171
 172 QObjectPtrList XGUI_Selection::selectedPresentations() const
 173 {
 174   QObjectPtrList aSelectedList;
 175
 176   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 177   if (!aContext.IsNull()) {
 178     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 179       Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
 180       ObjectPtr aResult = myWorkshop->displayer()->getObject(anIO);
 181       if (aResult)
 182         aSelectedList.append(aResult);
 183     }
 184   }
 185   return aSelectedList;
 186 }
 187
 188 //**************************************************************
 189 QModelIndexList XGUI_Selection::selectedIndexes() const
 190 {
 191   return myWorkshop->objectBrowser()->selectedIndexes();
 192 }
 193
 194 //**************************************************************
 195 void XGUI_Selection::selectedAISObjects(AIS_ListOfInteractive& theList) const
 196 {
 197   theList.Clear();
 198
 199   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 200   if (!aContext.IsNull()) {
 201     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
 202       theList.Append(aContext->SelectedInteractive());
 203   }
 204 }
 205
 206 //**************************************************************
 207 ObjectPtr XGUI_Selection::getSelectableObject(const Handle(SelectMgr_EntityOwner)& theOwner) const
 208 {
 209   ObjectPtr anObject;
 210
 211   Handle(SelectMgr_EntityOwner) aEO = theOwner;
 212   if (!aEO.IsNull()) {
 213     Handle(AIS_InteractiveObject) anObj =
 214       Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 215     anObject = myWorkshop->displayer()->getObject(anObj);
 216   }
 217   return anObject;
 218 }
 219
 220 //**************************************************************
 221 void XGUI_Selection::selectedShapes(NCollection_List<TopoDS_Shape>& theList,
 222                                     std::list<ObjectPtr>& theOwners) const
 223 {
 224   theList.Clear();
 225   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 226   if (aContext.IsNull())
 227     return;
 228
 229   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 230     TopoDS_Shape aShape = aContext->SelectedShape();
 231     if (!aShape.IsNull()) {
 232       theList.Append(aShape);
 233       Handle(SelectMgr_EntityOwner) aEO = aContext->SelectedOwner();
 234       if (!aEO.IsNull()) {
 235         Handle(AIS_InteractiveObject) anObj =
 236           Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 237         ObjectPtr anObject = myWorkshop->displayer()->getObject(anObj);
 238         theOwners.push_back(anObject);
 239       }
 240     }
 241   }
 242 }
 243
 244 //**************************************************************
 245 void XGUI_Selection::selectedOwners(SelectMgr_IndexedMapOfOwner& theSelectedOwners) const
 246 {
 247   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 248   if (!aContext.IsNull()) {
 249     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 250       theSelectedOwners.Add(aContext->SelectedOwner());
 251     }
 252   }
 253 }
 254
 255 //**************************************************************
 256 void XGUI_Selection::entityOwners(const Handle(AIS_InteractiveObject)& theObject,
 257                                   SelectMgr_IndexedMapOfOwner& theOwners) const
 258 {
 259   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 260   if (aContext.IsNull() || theObject.IsNull())
 261     return;
 262
 263   TColStd_ListOfInteger aModes;
 264   aContext->ActivatedModes(theObject, aModes);
 265
 266   TColStd_ListIteratorOfListOfInteger anIt(aModes);
 267   for (; anIt.More(); anIt.Next()) {
 268     int aMode = anIt.Value();
 269     if (!theObject->HasSelection(aMode))
 270       continue;
 271
 272     Handle(SelectMgr_Selection) aSelection = theObject->Selection(aMode);
 273     for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 274       Handle(SelectMgr_SensitiveEntity) anEntity = aSelection->Sensitive();
 275       if (anEntity.IsNull())
 276         continue;
 277       Handle(SelectMgr_EntityOwner) anOwner =
 278         Handle(SelectMgr_EntityOwner)::DownCast(anEntity->BaseSensitive()->OwnerId());
 279       if (!anOwner.IsNull())
 280         theOwners.Add(anOwner);
 281     }
 282   }
 283 }