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 <SelectMgr_Selection.hxx>
  18 #include <SelectMgr_EntityOwner.hxx>
  19
  20 #include <SelectBasics_SensitiveEntity.hxx>
  21 #include <TColStd_ListIteratorOfListOfInteger.hxx>
  22 #include <StdSelect_BRepOwner.hxx>
  23
  24 #include <set>
  25
  26 XGUI_Selection::XGUI_Selection(XGUI_Workshop* theWorkshop)
  27     : myWorkshop(theWorkshop)
  28 {
  29 }
  30
  31 QList<ModuleBase_ViewerPrs> XGUI_Selection::getSelected() const
  32 {
  33   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
  34
  35   QList<ModuleBase_ViewerPrs> aPresentations;
  36   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
  37
  38   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
  39   if (aContext.IsNull())
  40     return aPresentations;
  41
  42   if (aContext->HasOpenedContext()) {
  43     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
  44       ModuleBase_ViewerPrs aPrs;
  45       Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
  46
  47       if (aSelectedIds.contains((long)anOwner.Access()))
  48         continue;
  49       aSelectedIds.append((long)anOwner.Access());
  50
  51       fillPresentation(aPrs, anOwner);
  52
  53       aPresentations.append(aPrs);
  54     }
  55   }
  56   /* else {
  57     for (aContext->InitCurrent(); aContext->MoreCurrent(); aContext->NextCurrent()) {
  58       ModuleBase_ViewerPrs aPrs;
  59       Handle(AIS_InteractiveObject) anIO = aContext->Current();
  60       if (aSelectedIds.contains((long)anIO.Access()))
  61         continue;
  62
  63       aSelectedIds.append((long)anIO.Access());
  64       aPrs.setInteractive(anIO);
  65
  66       ObjectPtr aFeature = aDisplayer->getObject(anIO);
  67       aPrs.setFeature(aFeature);
  68       aPresentations.append(aPrs);
  69     }
  70   }*/
  71   return aPresentations;
  72 }
  73
  74 void XGUI_Selection::fillPresentation(ModuleBase_ViewerPrs& thePrs,
  75                                       const Handle(SelectMgr_EntityOwner)& theOwner) const
  76 {
  77   thePrs.setOwner(theOwner);
  78
  79   Handle(AIS_InteractiveObject) anIO =
  80                            Handle(AIS_InteractiveObject)::DownCast(theOwner->Selectable());
  81   thePrs.setInteractive(anIO);
  82
  83   // we should not check the appearance of this feature because there can be some selected shapes
  84   // for one feature
  85   Handle(StdSelect_BRepOwner) aBRO = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
  86   if( !aBRO.IsNull() ) {
  87     // the located method is called in the context to obtain the shape by the SelectedShape() method,
  88     // so the shape is located by the same rules
  89     TopoDS_Shape aShape = aBRO->Shape().Located (aBRO->Location() * aBRO->Shape().Location());
  90     if (!aShape.IsNull())
  91       thePrs.setShape(aShape);
  92   }
  93
  94   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
  95   ObjectPtr aFeature = aDisplayer->getObject(anIO);
  96   thePrs.setObject(aFeature);
  97 }
  98
  99 QList<ModuleBase_ViewerPrs> XGUI_Selection::getHighlighted() const
 100 {
 101   QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
 102   QList<ModuleBase_ViewerPrs> aPresentations;
 103   XGUI_Displayer* aDisplayer = myWorkshop->displayer();
 104
 105   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 106   for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
 107     ModuleBase_ViewerPrs aPrs;
 108     Handle(AIS_InteractiveObject) anIO = aContext->DetectedInteractive();
 109     if (aSelectedIds.contains((long)anIO.Access()))
 110       continue;
 111
 112     aSelectedIds.append((long)anIO.Access());
 113     aPrs.setInteractive(anIO);
 114
 115     ObjectPtr aResult = aDisplayer->getObject(anIO);
 116     // we should not check the appearance of this feature because there can be some selected shapes
 117     // for one feature
 118     aPrs.setObject(aResult);
 119     if (aContext->HasOpenedContext()) {
 120       TopoDS_Shape aShape = aContext->DetectedShape();
 121       if (!aShape.IsNull())
 122         aPrs.setShape(aShape);
 123     }
 124     aPresentations.push_back(aPrs);
 125   }
 126   return aPresentations;
 127 }
 128
 129 QObjectPtrList XGUI_Selection::selectedObjects() const
 130 {
 131   return myWorkshop->objectBrowser()->selectedObjects();
 132 }
 133
 134 QObjectPtrList XGUI_Selection::selectedPresentations() const
 135 {
 136   QObjectPtrList aSelectedList;
 137
 138   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 139   if (!aContext.IsNull()) {
 140     for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 141       Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
 142       ObjectPtr aResult = myWorkshop->displayer()->getObject(anIO);
 143       if (aResult)
 144         aSelectedList.append(aResult);
 145     }
 146   }
 147   return aSelectedList;
 148 }
 149
 150 //**************************************************************
 151 QModelIndexList XGUI_Selection::selectedIndexes() const
 152 {
 153   return myWorkshop->objectBrowser()->selectedIndexes();
 154 }
 155
 156 //**************************************************************
 157 void XGUI_Selection::selectedAISObjects(AIS_ListOfInteractive& theList) const
 158 {
 159   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 160   theList.Clear();
 161   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
 162     theList.Append(aContext->SelectedInteractive());
 163 }
 164
 165 //**************************************************************
 166 ObjectPtr XGUI_Selection::getSelectableObject(const Handle(SelectMgr_EntityOwner)& theOwner) const
 167 {
 168   ObjectPtr anObject;
 169
 170   Handle(SelectMgr_EntityOwner) aEO = theOwner;
 171   if (!aEO.IsNull()) {
 172     Handle(AIS_InteractiveObject) anObj =
 173       Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 174     anObject = myWorkshop->displayer()->getObject(anObj);
 175   }
 176   return anObject;
 177 }
 178
 179 //**************************************************************
 180 void XGUI_Selection::selectedShapes(NCollection_List<TopoDS_Shape>& theList,
 181                                     std::list<ObjectPtr>& theOwners) const
 182 {
 183   theList.Clear();
 184   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 185   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 186     TopoDS_Shape aShape = aContext->SelectedShape();
 187     if (!aShape.IsNull()) {
 188       theList.Append(aShape);
 189       Handle(SelectMgr_EntityOwner) aEO = aContext->SelectedOwner();
 190       if (!aEO.IsNull()) {
 191         Handle(AIS_InteractiveObject) anObj =
 192           Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
 193         ObjectPtr anObject = myWorkshop->displayer()->getObject(anObj);
 194         theOwners.push_back(anObject);
 195       }
 196     }
 197   }
 198 }
 199
 200 //**************************************************************
 201 void XGUI_Selection::selectedOwners(SelectMgr_IndexedMapOfOwner& theSelectedOwners) const
 202 {
 203   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 204
 205   for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
 206     theSelectedOwners.Add(aContext->SelectedOwner());
 207   }
 208 }
 209
 210 //**************************************************************
 211 void XGUI_Selection::entityOwners(const Handle(AIS_InteractiveObject)& theObject,
 212                                   SelectMgr_IndexedMapOfOwner& theOwners) const
 213 {
 214   Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
 215
 216   if (theObject.IsNull() || aContext.IsNull())
 217     return;
 218
 219   TColStd_ListOfInteger aModes;
 220   aContext->ActivatedModes(theObject, aModes);
 221
 222   TColStd_ListIteratorOfListOfInteger anIt(aModes);
 223   for (; anIt.More(); anIt.Next()) {
 224     int aMode = anIt.Value();
 225     if (!theObject->HasSelection(aMode))
 226       continue;
 227
 228     Handle(SelectMgr_Selection) aSelection = theObject->Selection(aMode);
 229     for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
 230       Handle(SelectBasics_SensitiveEntity) anEntity = aSelection->Sensitive();
 231       if (anEntity.IsNull())
 232         continue;
 233       Handle(SelectMgr_EntityOwner) anOwner =
 234         Handle(SelectMgr_EntityOwner)::DownCast(anEntity->OwnerId());
 235       if (!anOwner.IsNull())
 236         theOwners.Add(anOwner);
 237     }
 238   }
 239 }