-// Copyright (C) 2014-20xx CEA/DEN, EDF R&D -->
-
-// File: XGUI_Selection.cpp
-// Created: 8 July 2014
-// Author: Vitaly SMETANNIKOV
+// Copyright (C) 2014-2020 CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
#include "XGUI_Selection.h"
#include "XGUI_Workshop.h"
#include "XGUI_ViewerProxy.h"
#include "XGUI_ObjectsBrowser.h"
+#ifndef HAVE_SALOME
+#include <AIS_ViewCube.hxx>
+#endif
+
+#include "ModuleBase_BRepOwner.h"
+#include "ModuleBase_ResultPrs.h"
+#include "ModuleBase_ViewerPrs.h"
+
#include <ModelAPI_Feature.h>
+#include <ModelAPI_Tools.h>
+#include <ModelAPI_Session.h>
+#include <ModelAPI_ResultBody.h>
+#include <ModelAPI_ResultConstruction.h>
#include <AIS_InteractiveContext.hxx>
+#ifdef BEFORE_TRIHEDRON_PATCH
+#include <AIS_Axis.hxx>
+#include <AIS_Point.hxx>
+#else
+#include <AIS_TrihedronOwner.hxx>
+#endif
+#include <Geom_Line.hxx>
+#include <BRep_Builder.hxx>
+#include <TopoDS_Edge.hxx>
+#include <Geom_Point.hxx>
+#include <Geom_TrimmedCurve.hxx>
+#include <Prs3d_DatumAspect.hxx>
-#include <SelectMgr_Selection.hxx>
-#include <SelectBasics_SensitiveEntity.hxx>
#include <TColStd_ListIteratorOfListOfInteger.hxx>
+#include <StdSelect_BRepOwner.hxx>
#include <set>
+#define DEBUG_DELIVERY
+
XGUI_Selection::XGUI_Selection(XGUI_Workshop* theWorkshop)
: myWorkshop(theWorkshop)
{
}
-QList<ModuleBase_ViewerPrs> XGUI_Selection::getSelected(int theShapeTypeToSkip) const
+QList<ModuleBase_ViewerPrsPtr> XGUI_Selection::getSelected(const SelectionPlace& thePlace) const
{
- QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
+ QList<ModuleBase_ViewerPrsPtr> aPresentations;
+ QList<ModuleBase_ViewerPrsPtr> aToRemove;
- QList<ModuleBase_ViewerPrs> aPresentations;
- XGUI_Displayer* aDisplayer = myWorkshop->displayer();
+ switch (thePlace) {
+ case Browser:
+ getSelectedInBrowser(aPresentations);
+ break;
+ case Viewer:
+ getSelectedInViewer(aPresentations);
+ break;
+ case AllControls:
+ // Get selection from object browser
+ getSelectedInBrowser(aPresentations);
+
+ // Filter out all objects except feature if there is no selected results in object browser
+ // Filter out all features if in object browser there are selected features and their results
+ bool aHasFeature = false;
+ bool aHasResult = false;
+ foreach(ModuleBase_ViewerPrsPtr aVal, aPresentations) {
+ if (aVal->object().get()) {
+ FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aVal->object());
+ if (aFeature.get()) {
+ aHasFeature = true;
+ std::list<ResultPtr> aResList = aFeature->results();
+ std::list<ResultPtr>::const_iterator aIt;
+ for (aIt = aResList.cbegin(); aIt != aResList.cend(); aIt++) {
+ foreach(ModuleBase_ViewerPrsPtr aSel, aPresentations) {
+ if (aSel->object() == (*aIt)) {
+ aHasResult = true;
+ break;
+ }
+ }
+ if (aHasResult)
+ break;
+ }
+ }
+ }
+ if (aHasFeature && aHasResult)
+ break;
+ }
+ //Get selection from a viewer
+ getSelectedInViewer(aPresentations);
+
+ // Filter out extra objects
+ if (aHasFeature && aHasResult) {
+ foreach(ModuleBase_ViewerPrsPtr aVal, aPresentations) {
+ if (aVal->object().get()) {
+ FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aVal->object());
+ if (aFeature.get()) {
+ aToRemove.append(aVal);
+ }
+ }
+ }
+ }
+ else if (aHasFeature && (!aHasResult)) {
+ foreach(ModuleBase_ViewerPrsPtr aVal, aPresentations) {
+ if (aVal->object().get()) {
+ FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aVal->object());
+ if (!aFeature.get()) {
+ aToRemove.append(aVal);
+ }
+ }
+ }
+ }
+ foreach(ModuleBase_ViewerPrsPtr aVal, aToRemove) {
+ aPresentations.removeAll(aVal);
+ }
+ break;
+ }
+ return aPresentations;
+}
+
+Handle(AIS_InteractiveObject) XGUI_Selection::getIO(const ModuleBase_ViewerPrsPtr& thePrs)
+{
+ Handle(AIS_InteractiveObject) anIO = thePrs->interactive();
+ if (anIO.IsNull()) {
+ Handle(SelectMgr_EntityOwner) anOwner = thePrs->owner();
+ if (!anOwner.IsNull())
+ anIO = Handle(AIS_InteractiveObject)::DownCast(anOwner->Selectable());
+
+ if (anIO.IsNull() && thePrs->object()) {
+ XGUI_Displayer* aDisplayer = myWorkshop->displayer();
+ AISObjectPtr anAISObject = aDisplayer->getAISObject(thePrs->object());
+ if (anAISObject.get())
+ anIO = anAISObject->impl<Handle(AIS_InteractiveObject)>();
+ }
+ }
+ return anIO;
+}
+void XGUI_Selection::getSelectedInViewer(QList<ModuleBase_ViewerPrsPtr>& thePresentations) const
+{
Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
- if (aContext->HasOpenedContext()) {
+ if (!aContext.IsNull()) {
+ QList<size_t> aSelectedIds; // Remember of selected address in order to avoid duplicates
for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
- ModuleBase_ViewerPrs aPrs;
- Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
- if (aSelectedIds.contains((long)anIO.Access()))
- continue;
-
- aSelectedIds.append((long)anIO.Access());
- aPrs.setInteractive(anIO);
-
- ObjectPtr aFeature = aDisplayer->getObject(anIO);
- // we should not check the appearance of this feature because there can be some selected shapes
- // for one feature
- TopoDS_Shape aShape = aContext->SelectedShape();
- if (!aShape.IsNull() && (aShape.ShapeType() != theShapeTypeToSkip))
- aPrs.setShape(aShape);
+ ModuleBase_ViewerPrsPtr aPrs(new ModuleBase_ViewerPrs());
Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
- aPrs.setOwner(anOwner);
- aPrs.setFeature(aFeature);
- aPresentations.append(aPrs);
- }
- } else {
- for (aContext->InitCurrent(); aContext->MoreCurrent(); aContext->NextCurrent()) {
- ModuleBase_ViewerPrs aPrs;
- Handle(AIS_InteractiveObject) anIO = aContext->Current();
- if (aSelectedIds.contains((long)anIO.Access()))
+
+ if (aSelectedIds.contains((size_t)anOwner.get()))
continue;
-
- aSelectedIds.append((long)anIO.Access());
- aPrs.setInteractive(anIO);
+ aSelectedIds.append((size_t)anOwner.get());
+
+ fillPresentation(aPrs, anOwner);
- ObjectPtr aFeature = aDisplayer->getObject(anIO);
- aPrs.setFeature(aFeature);
- aPresentations.append(aPrs);
+ if (!thePresentations.contains(aPrs)) // TODO: check whether the presentation in a list
+ thePresentations.append(aPrs);
+ }
+ }
+}
+
+void XGUI_Selection::getSelectedInBrowser(QList<ModuleBase_ViewerPrsPtr>& thePresentations) const
+{
+ // collect the objects of the parameter presentation to avoid a repeted objects in the result
+ QObjectPtrList aPresentationObjects;
+ QList<ModuleBase_ViewerPrsPtr>::const_iterator aPrsIt = thePresentations.begin(),
+ aPrsLast = thePresentations.end();
+ for (; aPrsIt != aPrsLast; aPrsIt++) {
+ aPresentationObjects.push_back((*aPrsIt)->object());
+ }
+
+ QObjectPtrList anObjects = selectedObjects();
+ QObjectPtrList::const_iterator anIt = anObjects.begin(), aLast = anObjects.end();
+ for (; anIt != aLast; anIt++) {
+ ObjectPtr anObject = *anIt;
+ if (anObject.get() != NULL && !aPresentationObjects.contains(anObject)) {
+ thePresentations.append(std::shared_ptr<ModuleBase_ViewerPrs>(
+ new ModuleBase_ViewerPrs(anObject, GeomShapePtr(), NULL)));
}
}
- return aPresentations;
}
-QList<ModuleBase_ViewerPrs> XGUI_Selection::getHighlighted(int theShapeTypeToSkip) const
+void XGUI_Selection::fillPresentation(ModuleBase_ViewerPrsPtr& thePrs,
+ const Handle(SelectMgr_EntityOwner)& theOwner) const
{
- QList<long> aSelectedIds; // Remember of selected address in order to avoid duplicates
- QList<ModuleBase_ViewerPrs> aPresentations;
+ Handle(AIS_InteractiveObject) anIO =
+ Handle(AIS_InteractiveObject)::DownCast(theOwner->Selectable());
+#ifndef HAVE_SALOME
+ Handle(AIS_ViewCube) aCube = Handle(AIS_ViewCube)::DownCast(anIO);
+ if (!aCube.IsNull())
+ return;
+#endif
+
+ thePrs->setOwner(theOwner);
+ thePrs->setInteractive(anIO);
+
+ // we should not check the appearance of this feature because there can be some selected shapes
+ // for one feature
+ Handle(StdSelect_BRepOwner) aBRO = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
+ if( !aBRO.IsNull() && aBRO->HasShape() ) {
+ TopoDS_Shape aShape = aBRO->Shape();
+ Handle(ModuleBase_ResultPrs) aPrsObj =
+ Handle(ModuleBase_ResultPrs)::DownCast(aBRO->Selectable());
+ if (!aPrsObj.IsNull()) {
+ if (aPrsObj->isSubstituted()) {
+ if (aPrsObj->Shape().IsSame(aShape))
+ aShape = aPrsObj->originalShape();
+ }
+ }
+ // the located method is called in the context to obtain the shape by the SelectedShape()
+ // method, so the shape is located by the same rules
+ aShape = aShape.Located(aBRO->Location() * aShape.Location());
+#ifdef BEFORE_TRIHEDRON_PATCH
+#ifndef DEBUG_DELIVERY
+ if (aShape.IsNull())
+ aShape = findAxisShape(anIO);
+#endif
+#endif
+ if (!aShape.IsNull()) {
+ std::shared_ptr<GeomAPI_Shape> aGeomShape =
+ std::shared_ptr<GeomAPI_Shape>(new GeomAPI_Shape());
+ aGeomShape->setImpl(new TopoDS_Shape(aShape));
+ thePrs->setShape(aGeomShape);
+ }
+ } else {
+#ifdef DEBUG_DELIVERY
+ // Fill by trihedron shapes
+#ifdef BEFORE_TRIHEDRON_PATCH
+ Handle(AIS_Axis) aAxis = Handle(AIS_Axis)::DownCast(anIO);
+ DocumentPtr aDoc = ModelAPI_Session::get()->moduleDocument();
+ int aSize = aDoc->size(ModelAPI_ResultConstruction::group());
+ ObjectPtr aObj;
+ if (!aAxis.IsNull()) {
+ // an Axis from Trihedron
+ gp_Lin aLine = aAxis->Component()->Lin();
+ gp_Dir aDir = aLine.Direction();
+ std::string aAxName;
+ if (aDir.X() == 1.)
+ aAxName = "OX";
+ else if (aDir.Y() == 1.)
+ aAxName = "OY";
+ else if (aDir.Z() == 1.)
+ aAxName = "OZ";
+ if (aAxName.length() > 0) {
+ ResultPtr aAx;
+ for (int i = 0; i < aSize; i++) {
+ aObj = aDoc->object(ModelAPI_ResultConstruction::group(), i);
+ if (aObj->data()->name() == aAxName) {
+ aAx = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aObj);
+ break;
+ }
+ }
+ if (aAx.get()) {
+ thePrs->setObject(aAx);
+ thePrs->setShape(aAx->shape());
+ return;
+ }
+ }
+ } else {
+ Handle(AIS_Point) aPoint = Handle(AIS_Point)::DownCast(anIO);
+ if (!aPoint.IsNull()) {
+ // An origin point from trihedron
+ ResultPtr aOrigin;
+ for (int i = 0; i < aSize; i++) {
+ aObj = aDoc->object(ModelAPI_ResultConstruction::group(), i);
+ if (aObj->data()->name() == "Origin") {
+ aOrigin = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aObj);
+ break;
+ }
+ }
+ if (aOrigin.get()) {
+ thePrs->setObject(aOrigin);
+ thePrs->setShape(aOrigin->shape());
+ return;
+ }
+ }
+ }
+#else
+ /// find axis direction
+ Handle(AIS_TrihedronOwner) aTrihedronOwner = Handle(AIS_TrihedronOwner)::DownCast(theOwner);
+ if (!aTrihedronOwner.IsNull()) {
+ const Prs3d_DatumParts& aPart = aTrihedronOwner->DatumPart();
+ std::string aName;
+ switch (aPart) {
+ case Prs3d_DP_Origin: aName = "Origin"; break;
+ case Prs3d_DP_XAxis: aName = "OX"; break;
+ case Prs3d_DP_YAxis: aName = "OY"; break;
+ case Prs3d_DP_ZAxis: aName = "OZ"; break;
+ default: break;
+ }
+ if (aName.length() > 0) {
+ DocumentPtr aDoc = ModelAPI_Session::get()->moduleDocument();
+ int aSize = aDoc->size(ModelAPI_ResultConstruction::group());
+ ObjectPtr aObj;
+ ResultPtr aResult;
+ for (int i = 0; i < aSize; i++) {
+ aObj = aDoc->object(ModelAPI_ResultConstruction::group(), i);
+ if (aObj->data()->name() == aName) {
+ aResult = std::dynamic_pointer_cast<ModelAPI_ResultConstruction>(aObj);
+ break;
+ }
+ }
+ if (aResult.get()) {
+ thePrs->setObject(aResult);
+ thePrs->setShape(aResult->shape());
+ return;
+ }
+ }
+ }
+#endif
+#endif
+ }
+
XGUI_Displayer* aDisplayer = myWorkshop->displayer();
+ ObjectPtr aFeature = aDisplayer->getObject(anIO);
+
+ Handle(ModuleBase_BRepOwner) aCompSolidBRO = Handle(ModuleBase_BRepOwner)::DownCast(theOwner);
+ if (!aCompSolidBRO.IsNull()) {
+ // If ModuleBase_BRepOwner object is created then it means that TopAbs_COMPSOLID selection mode
+ // is On and we have to use parent result which corresponds to the CompSolid shape
+ ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(aFeature);
+ if (aResult.get()) {
+ ResultBodyPtr aCompSolid = ModelAPI_Tools::bodyOwner(aResult);
+ if (aCompSolid.get()) {
+ GeomShapePtr aShape = aCompSolid->shape();
+ if (aShape.get() && aShape->isEqual(thePrs->shape())) {
+ thePrs->setObject(aCompSolid);
+ return;
+ }
+ }
+ }
+ }
+ thePrs->setObject(aFeature);
+}
+QList<ModuleBase_ViewerPrsPtr> XGUI_Selection::getHighlighted() const
+{
+ QList<ModuleBase_ViewerPrsPtr> aPresentations;
Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
+ if (aContext.IsNull())
+ return aPresentations;
+
+ QList<size_t> aSelectedIds; // Remember of selected address in order to avoid duplicates
for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
- ModuleBase_ViewerPrs aPrs;
- Handle(AIS_InteractiveObject) anIO = aContext->DetectedInteractive();
- if (aSelectedIds.contains((long)anIO.Access()))
- continue;
-
- aSelectedIds.append((long)anIO.Access());
- aPrs.setInteractive(anIO);
-
- ObjectPtr aResult = aDisplayer->getObject(anIO);
- // we should not check the appearance of this feature because there can be some selected shapes
- // for one feature
- aPrs.setFeature(aResult);
- if (aContext->HasOpenedContext()) {
- TopoDS_Shape aShape = aContext->DetectedShape();
- if (!aShape.IsNull() && aShape.ShapeType() != theShapeTypeToSkip)
- aPrs.setShape(aShape);
- }
- aPresentations.push_back(aPrs);
+ Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
+ if (!anOwner.IsNull()) {
+ if (aSelectedIds.contains((size_t)anOwner.get()))
+ continue;
+ aSelectedIds.append((size_t)anOwner.get());
+
+ ModuleBase_ViewerPrsPtr aPrs(new ModuleBase_ViewerPrs());
+ fillPresentation(aPrs, anOwner);
+ aPresentations.push_back(aPrs);
+ }
}
return aPresentations;
}
QObjectPtrList XGUI_Selection::selectedObjects() const
{
- return myWorkshop->objectBrowser()->selectedObjects();
+ if (myWorkshop->objectBrowser())
+ return myWorkshop->objectBrowser()->selectedObjects();
+ return QObjectPtrList();
}
QObjectPtrList XGUI_Selection::selectedPresentations() const
QObjectPtrList aSelectedList;
Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
- for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
- Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
- ObjectPtr aResult = myWorkshop->displayer()->getObject(anIO);
- if (aResult)
- aSelectedList.append(aResult);
+ if (!aContext.IsNull()) {
+ for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
+ Handle(AIS_InteractiveObject) anIO = aContext->SelectedInteractive();
+ ObjectPtr aResult = myWorkshop->displayer()->getObject(anIO);
+ if (aResult)
+ aSelectedList.append(aResult);
+ }
}
return aSelectedList;
}
}
//**************************************************************
-void XGUI_Selection::selectedAISObjects(AIS_ListOfInteractive& theList) const
+ObjectPtr XGUI_Selection::getSelectableObject(const Handle(SelectMgr_EntityOwner)& theOwner) const
{
- Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
- theList.Clear();
- for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
- theList.Append(aContext->SelectedInteractive());
-}
+ ObjectPtr anObject;
-//**************************************************************
-void XGUI_Selection::selectedShapes(NCollection_List<TopoDS_Shape>& theList,
- std::list<ObjectPtr>& theOwners) const
-{
- theList.Clear();
- Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
- for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
- TopoDS_Shape aShape = aContext->SelectedShape();
- if (!aShape.IsNull()) {
- theList.Append(aShape);
- Handle(SelectMgr_EntityOwner) aEO = aContext->SelectedOwner();
- if (!aEO.IsNull()) {
- Handle(AIS_InteractiveObject) anObj =
- Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
- ObjectPtr anObject = myWorkshop->displayer()->getObject(anObj);
- theOwners.push_back(anObject);
- }
- }
+ Handle(SelectMgr_EntityOwner) aEO = theOwner;
+ if (!aEO.IsNull()) {
+ Handle(AIS_InteractiveObject) anObj =
+ Handle(AIS_InteractiveObject)::DownCast(aEO->Selectable());
+ anObject = myWorkshop->displayer()->getObject(anObj);
}
+ return anObject;
}
//**************************************************************
void XGUI_Selection::selectedOwners(SelectMgr_IndexedMapOfOwner& theSelectedOwners) const
{
Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
-
- for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
- theSelectedOwners.Add(aContext->SelectedOwner());
+ if (!aContext.IsNull()) {
+ for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected()) {
+ theSelectedOwners.Add(aContext->SelectedOwner());
+ }
}
}
SelectMgr_IndexedMapOfOwner& theOwners) const
{
Handle(AIS_InteractiveContext) aContext = myWorkshop->viewer()->AISContext();
-
- if (theObject.IsNull() || aContext.IsNull())
+ if (aContext.IsNull() || theObject.IsNull())
return;
TColStd_ListOfInteger aModes;
continue;
Handle(SelectMgr_Selection) aSelection = theObject->Selection(aMode);
- for (aSelection->Init(); aSelection->More(); aSelection->Next()) {
- Handle(SelectBasics_SensitiveEntity) anEntity = aSelection->Sensitive();
+ NCollection_Vector<Handle(SelectMgr_SensitiveEntity)> anEntities = aSelection->Entities();
+ for (NCollection_Vector<Handle(SelectMgr_SensitiveEntity)>::Iterator anEntIt(anEntities);
+ anEntIt.More(); anEntIt.Next()) {
+ Handle(SelectMgr_SensitiveEntity) anEntity = anEntIt.Value();
if (anEntity.IsNull())
continue;
- Handle(SelectMgr_EntityOwner) anOwner =
- Handle(SelectMgr_EntityOwner)::DownCast(anEntity->OwnerId());
+ Handle(SelectMgr_EntityOwner) anOwner = anEntity->BaseSensitive()->OwnerId();
if (!anOwner.IsNull())
theOwners.Add(anOwner);
}
}
}
+
+//**************************************************************
+#ifdef BEFORE_TRIHEDRON_PATCH
+TopoDS_Shape XGUI_Selection::findAxisShape(Handle(AIS_InteractiveObject) theIO) const
+{
+ TopoDS_Shape aShape;
+ // Fill by trihedron shapes
+ Handle(AIS_Axis) aAxis = Handle(AIS_Axis)::DownCast(theIO);
+ if (!aAxis.IsNull()) {
+ // an Axis from Trihedron
+ Handle(Geom_Line) aLine = aAxis->Component();
+ Handle(Prs3d_DatumAspect) DA = aAxis->Attributes()->DatumAspect();
+ Handle(Geom_TrimmedCurve) aTLine = new Geom_TrimmedCurve(aLine, 0, DA->FirstAxisLength());
+
+ BRep_Builder aBuilder;
+ TopoDS_Edge aEdge;
+ aBuilder.MakeEdge(aEdge, aTLine, Precision::Confusion());
+ if (!aEdge.IsNull())
+ aShape = aEdge;
+ } else {
+ Handle(AIS_Point) aPoint = Handle(AIS_Point)::DownCast(theIO);
+ if (!aPoint.IsNull()) {
+ // A point from trihedron
+ Handle(Geom_Point) aPnt = aPoint->Component();
+ BRep_Builder aBuilder;
+ TopoDS_Vertex aVertex;
+ aBuilder.MakeVertex(aVertex, aPnt->Pnt(), Precision::Confusion());
+ if (!aVertex.IsNull())
+ aShape = aVertex;
+ }
+ }
+ return aShape;
+}
+#endif