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
  28 {
  29   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
  30
  31   QList<ModuleBase_ViewerPrs> aPresentations;
  32   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
  33
  34   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
  35   if (aContext.IsNull())
  36     return aPresentations;
  37
  38   if (aContext->HasOpenedContext()) {
  39     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
  40       ModuleBase_ViewerPrs aPrs;
  41       Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
  42
  43       if (aSelectedIds.contains((long)anOwner.Access()))
  44         continue;
  45       aSelectedIds.append((long)anOwner.Access());
  46
  47       fillPresentation(aPrs, anOwner);
  48
  49       aPresentations.append(aPrs);
  50     }
  51   }
  52   /* else {
  53     for (aContext->InitCurrent(); aContext->MoreCurrent(); aContext->NextCurrent()) {
  54       ModuleBase_ViewerPrs aPrs;
  55       Handle(AIS_InteractiveObject) anIO = aContext->Current();
  56       if (aSelectedIds.contains((long)anIO.Access()))
  57         continue;
  58
  59       aSelectedIds.append((long)anIO.Access());
  60       aPrs.setInteractive(anIO);
  61
  62       ObjectPtr aFeature = aDisplayer->getObject(anIO);
  63       aPrs.setFeature(aFeature);
  64       aPresentations.append(aPrs);
  65     }
  66   }*/
  67   return aPresentations;
  68 }
  69
  70 void XGUI_Selection::fillPresentation(ModuleBase_ViewerPrs& thePrs,
  71                                       const Handle(SelectMgr_EntityOwner)& theOwner) const
  72 {
  73   thePrs.setOwner(theOwner);
  74
  75   Handle(AIS_InteractiveObject) anIO =
  76                            Handle(AIS_InteractiveObject)::DownCast(theOwner->Selectable());
  77   thePrs.setInteractive(anIO);
  78
  79   // we should not check the appearance of this feature because there can be some selected shapes
  80   // for one feature
  81   Handle(StdSelect_BRepOwner) aBRO = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
  82   if( !aBRO.IsNull() ) {
  83     // the located method is called in the context to obtain the shape by the SelectedShape() method,
  84     // so the shape is located by the same rules
  85     TopoDS_Shape aShape = aBRO->Shape().Located (aBRO->Location() * aBRO->Shape().Location());
  86     if (!aShape.IsNull())
  87       thePrs.setShape(aShape);
  88   }
  89
  90   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
  91   ObjectPtr aFeature = aDisplayer->getObject(anIO);
  92   thePrs.setObject(aFeature);
  93 }
  94
  95 QList<ModuleBase_ViewerPrs> XGUI_Selection::getHighlighted() const
  96 {
  97   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
  98   QList<ModuleBase_ViewerPrs> aPresentations;
  99   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 100
 101   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 102   for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
 103     ModuleBase_ViewerPrs aPrs;
 104     Handle(AIS_InteractiveObject) anIO = aContext->DetectedInteractive();
 105     if (aSelectedIds.contains((long)anIO.Access()))
 106       continue;
 107
 108     aSelectedIds.append((long)anIO.Access());
 109     aPrs.setInteractive(anIO);
 110
 111     ObjectPtr aResult = aDisplayer->getObject(anIO);
 112     // we should not check the appearance of this feature because there can be some selected shapes
 113     // for one feature
 114     aPrs.setObject(aResult);
 115     if (aContext->HasOpenedContext()) {
 116       TopoDS_Shape aShape = aContext->DetectedShape();
 117       if (!aShape.IsNull())
 118         aPrs.setShape(aShape);
 119     }
 120     aPresentations.push_back(aPrs);
 121   }
 122   return aPresentations;
 123 }
 124
 125 QObjectPtrList XGUI_Selection::selectedObjects() const
 126 {
 127   return myWorkshop->objectBrowser()->selectedObjects();
 128 }
 129
 130 QObjectPtrList XGUI_Selection::selectedPresentations() const
 131 {
 132   QObjectPtrList aSelectedList;
 133
 134   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 135   if (!aContext.IsNull()) {
 136     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 137       Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
 138       ObjectPtr aResult = myWorkshop->displayer()->getObject(anIO);
 139       if (aResult)
 140         aSelectedList.append(aResult);
 141     }
 142   }
 143   return aSelectedList;
 144 }
 145
 146 //**************************************************************
 147 QModelIndexList XGUI_Selection::selectedIndexes() const
 148 {
 149   return myWorkshop->objectBrowser()->selectedIndexes();
 150 }
 151
 152 //**************************************************************
 153 void XGUI_Selection::selectedAISObjects(AIS_ListOfInteractive& theList) const
 154 {
 155   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 156   theList.Clear();
 157   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
 158     theList.Append(aContext->SelectedInteractive());
 159 }
 160
 161 //**************************************************************
 162 ObjectPtr XGUI_Selection::getSelectableObject(const Handle(SelectMgr_EntityOwner)& theOwner) const
 163 {
 164   ObjectPtr anObject;
 165
 166   Handle(SelectMgr_EntityOwner) aEO = theOwner;
 167   if (!aEO.IsNull()) {
 168     Handle(AIS_InteractiveObject) anObj =
 169       Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 170     anObject = myWorkshop->displayer()->getObject(anObj);
 171   }
 172   return anObject;
 173 }
 174
 175 //**************************************************************
 176 void XGUI_Selection::selectedShapes(NCollection_List<TopoDS_Shape>& theList,
 177                                     std::list<ObjectPtr>& theOwners) const
 178 {
 179   theList.Clear();
 180   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 181   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 182     TopoDS_Shape aShape = aContext->SelectedShape();
 183     if (!aShape.IsNull()) {
 184       theList.Append(aShape);
 185       Handle(SelectMgr_EntityOwner) aEO = aContext->SelectedOwner();
 186       if (!aEO.IsNull()) {
 187         Handle(AIS_InteractiveObject) anObj =
 188           Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 189         ObjectPtr anObject = myWorkshop->displayer()->getObject(anObj);
 190         theOwners.push_back(anObject);
 191       }
 192     }
 193   }
 194 }
 195
 196 //**************************************************************
 197 void XGUI_Selection::selectedOwners(SelectMgr_IndexedMapOfOwner& theSelectedOwners) const
 198 {
 199   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 200
 201   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 202     theSelectedOwners.Add(aContext->SelectedOwner());
 203   }
 204 }
 205
 206 //**************************************************************
 207 void XGUI_Selection::entityOwners(const Handle(AIS_InteractiveObject)& theObject,
 208                                   SelectMgr_IndexedMapOfOwner& theOwners) const
 209 {
 210   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 211
 212   if (theObject.IsNull() || aContext.IsNull())
 213     return;
 214
 215   TColStd_ListOfInteger aModes;
 216   aContext->ActivatedModes(theObject, aModes);
 217
 218   TColStd_ListIteratorOfListOfInteger anIt(aModes);
 219   for (; anIt.More(); anIt.Next()) {
 220     int aMode = anIt.Value();
 221     if (!theObject->HasSelection(aMode))
 222       continue;
 223
 224     Handle(SelectMgr_Selection) aSelection = theObject->Selection(aMode);
 225     for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 226       Handle(SelectMgr_SensitiveEntity) anEntity = aSelection->Sensitive();
 227       if (anEntity.IsNull())
 228         continue;
 229       Handle(SelectMgr_EntityOwner) anOwner =
 230         Handle(SelectMgr_EntityOwner)::DownCast(anEntity->BaseSensitive()->OwnerId());
 231       if (!anOwner.IsNull())
 232         theOwners.Add(anOwner);
 233     }
 234   }
 235 }