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())
  68     return;
  69
  70   if (aContext->HasOpenedContext()) {
  71     QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
  72     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
  73       ModuleBase_ViewerPrs aPrs;
  74       Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
  75
  76       if (aSelectedIds.contains((long)anOwner.Access()))
  77         continue;
  78       aSelectedIds.append((long)anOwner.Access());
  79
  80       fillPresentation(aPrs, anOwner);
  81
  82       if (!thePresentations.contains(aPrs)) // TODO: check whether the presentation in a list
  83         thePresentations.append(aPrs);
  84     }
  85   }
  86 }
  87
  88 void XGUI_Selection::getSelectedInBrowser(QList<ModuleBase_ViewerPrs>& thePresentations) const
  89 {
  90   // collect the objects  of the parameter presentation to avoid a repeted objects in the result
  91   QObjectPtrList aPresentationObjects;
  92   QList<ModuleBase_ViewerPrs>::const_iterator aPrsIt = thePresentations.begin(),
  93                                               aPrsLast = thePresentations.end();
  94   for (; aPrsIt != aPrsLast; aPrsIt++) {
  95     aPresentationObjects.push_back((*aPrsIt).object());
  96   }
  97
  98   QObjectPtrList anObjects = selectedObjects();
  99   QObjectPtrList::const_iterator anIt = anObjects.begin(), aLast = anObjects.end();
 100   for (; anIt != aLast; anIt++) {
 101     ObjectPtr anObject = *anIt;
 102     if (anObject.get() != NULL && !aPresentationObjects.contains(anObject)) {
 103       thePresentations.append(ModuleBase_ViewerPrs(anObject, TopoDS_Shape(), NULL));
 104     }
 105   }
 106 }
 107
 108 void XGUI_Selection::fillPresentation(ModuleBase_ViewerPrs& thePrs,
 109                                       const Handle(SelectMgr_EntityOwner)& theOwner) const
 110 {
 111   thePrs.setOwner(theOwner);
 112
 113   Handle(AIS_InteractiveObject) anIO =
 114                            Handle(AIS_InteractiveObject)::DownCast(theOwner->Selectable());
 115   thePrs.setInteractive(anIO);
 116
 117   // we should not check the appearance of this feature because there can be some selected shapes
 118   // for one feature
 119   Handle(StdSelect_BRepOwner) aBRO = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 120   if( !aBRO.IsNull() && aBRO->HasShape() ) {
 121     // the located method is called in the context to obtain the shape by the SelectedShape() method,
 122     // so the shape is located by the same rules
 123     TopoDS_Shape aShape = aBRO->Shape().Located (aBRO->Location() * aBRO->Shape().Location());
 124     if (!aShape.IsNull())
 125       thePrs.setShape(aShape);
 126   }
 127
 128   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 129   ObjectPtr aFeature = aDisplayer->getObject(anIO);
 130   thePrs.setObject(aFeature);
 131 }
 132
 133 QList<ModuleBase_ViewerPrs> XGUI_Selection::getHighlighted() const
 134 {
 135   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
 136   QList<ModuleBase_ViewerPrs> aPresentations;
 137   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 138
 139   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 140   for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
 141     ModuleBase_ViewerPrs aPrs;
 142     Handle(AIS_InteractiveObject) anIO = aContext->DetectedInteractive();
 143     if (aSelectedIds.contains((long)anIO.Access()))
 144       continue;
 145
 146     aSelectedIds.append((long)anIO.Access());
 147     aPrs.setInteractive(anIO);
 148
 149     ObjectPtr aResult = aDisplayer->getObject(anIO);
 150     // we should not check the appearance of this feature because there can be some selected shapes
 151     // for one feature
 152     aPrs.setObject(aResult);
 153     if (aContext->HasOpenedContext()) {
 154       TopoDS_Shape aShape = aContext->DetectedShape();
 155       if (!aShape.IsNull())
 156         aPrs.setShape(aShape);
 157     }
 158     aPresentations.push_back(aPrs);
 159   }
 160   return aPresentations;
 161 }
 162
 163 QObjectPtrList XGUI_Selection::selectedObjects() const
 164 {
 165   return myWorkshop->objectBrowser()->selectedObjects();
 166 }
 167
 168 void XGUI_Selection::setSelectedObjects( const QObjectPtrList& theObjects ) const
 169 {
 170   return myWorkshop->objectBrowser()->setObjectsSelected( theObjects );
 171 }
 172
 173 QObjectPtrList XGUI_Selection::selectedPresentations() const
 174 {
 175   QObjectPtrList aSelectedList;
 176
 177   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 178   if (!aContext.IsNull()) {
 179     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 180       Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
 181       ObjectPtr aResult = myWorkshop->displayer()->getObject(anIO);
 182       if (aResult)
 183         aSelectedList.append(aResult);
 184     }
 185   }
 186   return aSelectedList;
 187 }
 188
 189 //**************************************************************
 190 QModelIndexList XGUI_Selection::selectedIndexes() const
 191 {
 192   return myWorkshop->objectBrowser()->selectedIndexes();
 193 }
 194
 195 //**************************************************************
 196 void XGUI_Selection::selectedAISObjects(AIS_ListOfInteractive& theList) const
 197 {
 198   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 199   theList.Clear();
 200   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
 201     theList.Append(aContext->SelectedInteractive());
 202 }
 203
 204 //**************************************************************
 205 ObjectPtr XGUI_Selection::getSelectableObject(const Handle(SelectMgr_EntityOwner)& theOwner) const
 206 {
 207   ObjectPtr anObject;
 208
 209   Handle(SelectMgr_EntityOwner) aEO = theOwner;
 210   if (!aEO.IsNull()) {
 211     Handle(AIS_InteractiveObject) anObj =
 212       Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 213     anObject = myWorkshop->displayer()->getObject(anObj);
 214   }
 215   return anObject;
 216 }
 217
 218 //**************************************************************
 219 void XGUI_Selection::selectedShapes(NCollection_List<TopoDS_Shape>& theList,
 220                                     std::list<ObjectPtr>& theOwners) const
 221 {
 222   theList.Clear();
 223   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 224   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 225     TopoDS_Shape aShape = aContext->SelectedShape();
 226     if (!aShape.IsNull()) {
 227       theList.Append(aShape);
 228       Handle(SelectMgr_EntityOwner) aEO = aContext->SelectedOwner();
 229       if (!aEO.IsNull()) {
 230         Handle(AIS_InteractiveObject) anObj =
 231           Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 232         ObjectPtr anObject = myWorkshop->displayer()->getObject(anObj);
 233         theOwners.push_back(anObject);
 234       }
 235     }
 236   }
 237 }
 238
 239 //**************************************************************
 240 void XGUI_Selection::selectedOwners(SelectMgr_IndexedMapOfOwner& theSelectedOwners) const
 241 {
 242   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 243
 244   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 245     theSelectedOwners.Add(aContext->SelectedOwner());
 246   }
 247 }
 248
 249 //**************************************************************
 250 void XGUI_Selection::entityOwners(const Handle(AIS_InteractiveObject)& theObject,
 251                                   SelectMgr_IndexedMapOfOwner& theOwners) const
 252 {
 253   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 254
 255   if (theObject.IsNull() || aContext.IsNull())
 256     return;
 257
 258   TColStd_ListOfInteger aModes;
 259   aContext->ActivatedModes(theObject, aModes);
 260
 261   TColStd_ListIteratorOfListOfInteger anIt(aModes);
 262   for (; anIt.More(); anIt.Next()) {
 263     int aMode = anIt.Value();
 264     if (!theObject->HasSelection(aMode))
 265       continue;
 266
 267     Handle(SelectMgr_Selection) aSelection = theObject->Selection(aMode);
 268     for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 269       Handle(SelectMgr_SensitiveEntity) anEntity = aSelection->Sensitive();
 270       if (anEntity.IsNull())
 271         continue;
 272       Handle(SelectMgr_EntityOwner) anOwner =
 273         Handle(SelectMgr_EntityOwner)::DownCast(anEntity->BaseSensitive()->OwnerId());
 274       if (!anOwner.IsNull())
 275         theOwners.Add(anOwner);
 276     }
 277   }
 278 }