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 void XGUI_Selection::getSelectedInViewer(QList<ModuleBase_ViewerPrs>& thePresentations) const
  47 {
  48   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
  49   if (aContext.IsNull())
  50     return;
  51
  52   if (aContext->HasOpenedContext()) {
  53     QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
  54     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
  55       ModuleBase_ViewerPrs aPrs;
  56       Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
  57
  58       if (aSelectedIds.contains((long)anOwner.Access()))
  59         continue;
  60       aSelectedIds.append((long)anOwner.Access());
  61
  62       fillPresentation(aPrs, anOwner);
  63
  64       if (!thePresentations.contains(aPrs)) // TODO: check whether the presentation in a list
  65         thePresentations.append(aPrs);
  66     }
  67   }
  68 }
  69
  70 void XGUI_Selection::getSelectedInBrowser(QList<ModuleBase_ViewerPrs>& thePresentations) const
  71 {
  72   // collect the objects  of the parameter presentation to avoid a repeted objects in the result
  73   QObjectPtrList aPresentationObjects;
  74   QList<ModuleBase_ViewerPrs>::const_iterator aPrsIt = thePresentations.begin(),
  75                                               aPrsLast = thePresentations.end();
  76   for (; aPrsIt != aPrsLast; aPrsIt++) {
  77     aPresentationObjects.push_back((*aPrsIt).object());
  78   }
  79
  80   QObjectPtrList anObjects = selectedObjects();
  81   QObjectPtrList::const_iterator anIt = anObjects.begin(), aLast = anObjects.end();
  82   for (; anIt != aLast; anIt++) {
  83     ObjectPtr anObject = *anIt;
  84     if (anObject.get() != NULL && !aPresentationObjects.contains(anObject)) {
  85       thePresentations.append(ModuleBase_ViewerPrs(anObject, TopoDS_Shape(), NULL));
  86     }
  87   }
  88 }
  89
  90 void XGUI_Selection::fillPresentation(ModuleBase_ViewerPrs& thePrs,
  91                                       const Handle(SelectMgr_EntityOwner)& theOwner) const
  92 {
  93   thePrs.setOwner(theOwner);
  94
  95   Handle(AIS_InteractiveObject) anIO =
  96                            Handle(AIS_InteractiveObject)::DownCast(theOwner->Selectable());
  97   thePrs.setInteractive(anIO);
  98
  99   // we should not check the appearance of this feature because there can be some selected shapes
 100   // for one feature
 101   Handle(StdSelect_BRepOwner) aBRO = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 102   if( !aBRO.IsNull() ) {
 103     // the located method is called in the context to obtain the shape by the SelectedShape() method,
 104     // so the shape is located by the same rules
 105     TopoDS_Shape aShape = aBRO->Shape().Located (aBRO->Location() * aBRO->Shape().Location());
 106     if (!aShape.IsNull())
 107       thePrs.setShape(aShape);
 108   }
 109
 110   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 111   ObjectPtr aFeature = aDisplayer->getObject(anIO);
 112   thePrs.setObject(aFeature);
 113 }
 114
 115 QList<ModuleBase_ViewerPrs> XGUI_Selection::getHighlighted() const
 116 {
 117   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
 118   QList<ModuleBase_ViewerPrs> aPresentations;
 119   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 120
 121   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 122   for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
 123     ModuleBase_ViewerPrs aPrs;
 124     Handle(AIS_InteractiveObject) anIO = aContext->DetectedInteractive();
 125     if (aSelectedIds.contains((long)anIO.Access()))
 126       continue;
 127
 128     aSelectedIds.append((long)anIO.Access());
 129     aPrs.setInteractive(anIO);
 130
 131     ObjectPtr aResult = aDisplayer->getObject(anIO);
 132     // we should not check the appearance of this feature because there can be some selected shapes
 133     // for one feature
 134     aPrs.setObject(aResult);
 135     if (aContext->HasOpenedContext()) {
 136       TopoDS_Shape aShape = aContext->DetectedShape();
 137       if (!aShape.IsNull())
 138         aPrs.setShape(aShape);
 139     }
 140     aPresentations.push_back(aPrs);
 141   }
 142   return aPresentations;
 143 }
 144
 145 QObjectPtrList XGUI_Selection::selectedObjects() const
 146 {
 147   return myWorkshop->objectBrowser()->selectedObjects();
 148 }
 149
 150 QObjectPtrList XGUI_Selection::selectedPresentations() const
 151 {
 152   QObjectPtrList aSelectedList;
 153
 154   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 155   if (!aContext.IsNull()) {
 156     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 157       Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
 158       ObjectPtr aResult = myWorkshop->displayer()->getObject(anIO);
 159       if (aResult)
 160         aSelectedList.append(aResult);
 161     }
 162   }
 163   return aSelectedList;
 164 }
 165
 166 //**************************************************************
 167 QModelIndexList XGUI_Selection::selectedIndexes() const
 168 {
 169   return myWorkshop->objectBrowser()->selectedIndexes();
 170 }
 171
 172 //**************************************************************
 173 void XGUI_Selection::selectedAISObjects(AIS_ListOfInteractive& theList) const
 174 {
 175   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 176   theList.Clear();
 177   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
 178     theList.Append(aContext->SelectedInteractive());
 179 }
 180
 181 //**************************************************************
 182 ObjectPtr XGUI_Selection::getSelectableObject(const Handle(SelectMgr_EntityOwner)& theOwner) const
 183 {
 184   ObjectPtr anObject;
 185
 186   Handle(SelectMgr_EntityOwner) aEO = theOwner;
 187   if (!aEO.IsNull()) {
 188     Handle(AIS_InteractiveObject) anObj =
 189       Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 190     anObject = myWorkshop->displayer()->getObject(anObj);
 191   }
 192   return anObject;
 193 }
 194
 195 //**************************************************************
 196 void XGUI_Selection::selectedShapes(NCollection_List<TopoDS_Shape>& theList,
 197                                     std::list<ObjectPtr>& theOwners) const
 198 {
 199   theList.Clear();
 200   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 201   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 202     TopoDS_Shape aShape = aContext->SelectedShape();
 203     if (!aShape.IsNull()) {
 204       theList.Append(aShape);
 205       Handle(SelectMgr_EntityOwner) aEO = aContext->SelectedOwner();
 206       if (!aEO.IsNull()) {
 207         Handle(AIS_InteractiveObject) anObj =
 208           Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 209         ObjectPtr anObject = myWorkshop->displayer()->getObject(anObj);
 210         theOwners.push_back(anObject);
 211       }
 212     }
 213   }
 214 }
 215
 216 //**************************************************************
 217 void XGUI_Selection::selectedOwners(SelectMgr_IndexedMapOfOwner& theSelectedOwners) const
 218 {
 219   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 220
 221   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 222     theSelectedOwners.Add(aContext->SelectedOwner());
 223   }
 224 }
 225
 226 //**************************************************************
 227 void XGUI_Selection::entityOwners(const Handle(AIS_InteractiveObject)& theObject,
 228                                   SelectMgr_IndexedMapOfOwner& theOwners) const
 229 {
 230   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 231
 232   if (theObject.IsNull() || aContext.IsNull())
 233     return;
 234
 235   TColStd_ListOfInteger aModes;
 236   aContext->ActivatedModes(theObject, aModes);
 237
 238   TColStd_ListIteratorOfListOfInteger anIt(aModes);
 239   for (; anIt.More(); anIt.Next()) {
 240     int aMode = anIt.Value();
 241     if (!theObject->HasSelection(aMode))
 242       continue;
 243
 244     Handle(SelectMgr_Selection) aSelection = theObject->Selection(aMode);
 245     for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 246       Handle(SelectMgr_SensitiveEntity) anEntity = aSelection->Sensitive();
 247       if (anEntity.IsNull())
 248         continue;
 249       Handle(SelectMgr_EntityOwner) anOwner =
 250         Handle(SelectMgr_EntityOwner)::DownCast(anEntity->BaseSensitive()->OwnerId());
 251       if (!anOwner.IsNull())
 252         theOwners.Add(anOwner);
 253     }
 254   }
 255 }