1 // Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
2 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
4 // This library is free software; you can redistribute it and/or
5 // modify it under the terms of the GNU Lesser General Public
6 // License as published by the Free Software Foundation; either
7 // version 2.1 of the License.
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // Lesser General Public License for more details.
14 // You should have received a copy of the GNU Lesser General Public
15 // License along with this library; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 // See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
21 #include "SMESHGUI_VTKUtils.h"
22 #include "SMESHGUI_Utils.h"
23 #include "SMESHGUI_Filter.h"
25 #include <vtkRenderer.h>
26 #include <vtkActorCollection.h>
28 #include <TColStd_IndexedMapOfInteger.hxx>
30 #include <SUIT_Desktop.h>
31 #include <SUIT_Session.h>
32 #include <SUIT_Study.h>
34 #include "SalomeApp_SelectionMgr.h"
36 #include "SVTK_Selector.h"
37 #include "SVTK_ViewModel.h"
38 #include "SVTK_ViewWindow.h"
39 #include "SVTK_RenderWindow.h"
40 #include "SVTK_InteractorStyle.h"
41 #include "SVTK_RenderWindowInteractor.h"
43 #include "utilities.h"
45 #include "SALOMEconfig.h"
46 #include CORBA_CLIENT_HEADER(SMESH_Gen)
47 #include CORBA_CLIENT_HEADER(SMESH_Mesh)
48 #include CORBA_CLIENT_HEADER(SMESH_Group)
49 #include CORBA_CLIENT_HEADER(SMESH_Hypothesis)
52 #include "SMESH_Actor.h"
53 #include "SMESH_ObjectDef.h"
55 #include <SalomeApp_Application.h>
56 #include <SalomeApp_SelectionMgr.h>
57 #include <SalomeApp_Study.h>
59 #include <SALOMEDSClient_Study.hxx>
60 #include <SALOMEDSClient_SObject.hxx>
62 #include <SALOME_ListIO.hxx>
63 #include <SALOME_ListIteratorOfListIO.hxx>
70 typedef map<TKeyOfVisualObj,TVisualObjPtr> TVisualObjCont;
71 static TVisualObjCont VISUAL_OBJ_CONT;
73 TVisualObjPtr GetVisualObj(int theStudyId, const char* theEntry){
74 TVisualObjPtr aVisualObj;
76 TVisualObjCont::key_type aKey(theStudyId,theEntry);
77 TVisualObjCont::iterator anIter = VISUAL_OBJ_CONT.find(aKey);
78 if(anIter != VISUAL_OBJ_CONT.end()){
79 aVisualObj = anIter->second;
81 SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( SMESHGUI::activeStudy()->application() );
82 _PTR(Study) aStudy = SMESHGUI::activeStudy()->studyDS();
83 _PTR(SObject) aSObj = aStudy->FindObjectID(theEntry);
85 _PTR(GenericAttribute) anAttr;
86 if(aSObj->FindAttribute(anAttr,"AttributeIOR")){
87 _PTR(AttributeIOR) anIOR = anAttr;
88 CORBA::String_var aVal = anIOR->Value().c_str();
89 CORBA::Object_var anObj = app->orb()->string_to_object( aVal.in() );
90 if(!CORBA::is_nil(anObj)){
91 //Try narrow to SMESH_Mesh interafce
92 SMESH::SMESH_Mesh_var aMesh = SMESH::SMESH_Mesh::_narrow(anObj);
93 if(!aMesh->_is_nil()){
94 aVisualObj.reset(new SMESH_MeshObj(aMesh));
96 TVisualObjCont::value_type aValue(aKey,aVisualObj);
97 VISUAL_OBJ_CONT.insert(aValue);
100 //Try narrow to SMESH_Group interafce
101 SMESH::SMESH_GroupBase_var aGroup = SMESH::SMESH_GroupBase::_narrow(anObj);
102 if(!aGroup->_is_nil()){
103 _PTR(SObject) aFatherSObj = aSObj->GetFather();
104 if(!aFatherSObj) return aVisualObj;
105 aFatherSObj = aFatherSObj->GetFather();
106 if(!aFatherSObj) return aVisualObj;
107 CORBA::String_var anEntry = aFatherSObj->GetID().c_str();
108 TVisualObjPtr aVisObj = GetVisualObj(theStudyId,anEntry.in());
109 if(SMESH_MeshObj* aMeshObj = dynamic_cast<SMESH_MeshObj*>(aVisObj.get())){
110 aVisualObj.reset(new SMESH_GroupObj(aGroup,aMeshObj));
111 aVisualObj->Update();
112 TVisualObjCont::value_type aValue(aKey,aVisualObj);
113 VISUAL_OBJ_CONT.insert(aValue);
117 //Try narrow to SMESH_subMesh interafce
118 SMESH::SMESH_subMesh_var aSubMesh = SMESH::SMESH_subMesh::_narrow(anObj);
119 if(!aSubMesh->_is_nil()){
120 _PTR(SObject) aFatherSObj = aSObj->GetFather();
121 if(!aFatherSObj) return aVisualObj;
122 aFatherSObj = aFatherSObj->GetFather();
123 if(!aFatherSObj) return aVisualObj;
124 CORBA::String_var anEntry = aFatherSObj->GetID().c_str();
125 TVisualObjPtr aVisObj = GetVisualObj(theStudyId,anEntry.in());
126 if(SMESH_MeshObj* aMeshObj = dynamic_cast<SMESH_MeshObj*>(aVisObj.get())){
127 aVisualObj.reset(new SMESH_subMeshObj(aSubMesh,aMeshObj));
128 aVisualObj->Update();
129 TVisualObjCont::value_type aValue(aKey,aVisualObj);
130 VISUAL_OBJ_CONT.insert(aValue);
139 INFOS("GetMeshObj - There is no SMESH_Mesh object for the SALOMEDS::Strudy and Entry!!!");
146 GetViewWindow(const SalomeApp_Module* theModule)
148 if(SalomeApp_Application* anApp = theModule->getApp())
149 return dynamic_cast<SVTK_ViewWindow*>(anApp->desktop()->activeWindow());
152 SVTK_ViewWindow* FindVtkViewWindow( SUIT_ViewManager* theMgr,
153 SUIT_ViewWindow* theWindow )
158 QPtrVector<SUIT_ViewWindow> views = theMgr->getViews();
159 if( views.containsRef( theWindow ) )
160 return GetVtkViewWindow( theWindow );
166 SVTK_ViewWindow* GetVtkViewWindow(SUIT_ViewWindow* theWindow){
167 return dynamic_cast<SVTK_ViewWindow*>(theWindow);
171 /* SUIT_ViewWindow* GetActiveWindow()
173 SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( SUIT_Session::session()->activeApplication() );
176 SUIT_ViewManager* mgr = app->activeViewManager();
178 return mgr->getActiveView();
183 SVTK_ViewWindow* GetCurrentVtkView(){
184 return GetVtkViewWindow( GetActiveWindow() );
187 void RepaintViewWindow(SVTK_ViewWindow* theWindow)
189 theWindow->Repaint();
192 void RenderViewWindow(SVTK_ViewWindow* theWindow)
194 theWindow->getRenderer()->Render();
195 theWindow->Repaint();
198 SMESH_Actor* FindActorByEntry(SUIT_ViewWindow *theWindow,
199 const char* theEntry)
201 if(SVTK_ViewWindow* aViewWindow = GetVtkViewWindow(theWindow)){
202 vtkRenderer *aRenderer = aViewWindow->getRenderer();
203 vtkActorCollection *aCollection = aRenderer->GetActors();
204 aCollection->InitTraversal();
205 while(vtkActor *anAct = aCollection->GetNextActor()){
206 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
207 if(anActor->hasIO()){
208 Handle(SALOME_InteractiveObject) anIO = anActor->getIO();
209 if(anIO->hasEntry() && strcmp(anIO->getEntry(),theEntry) == 0){
220 SMESH_Actor* FindActorByEntry(const char* theEntry){
221 return FindActorByEntry(GetActiveWindow(),theEntry);
225 SMESH_Actor* FindActorByObject(CORBA::Object_ptr theObject){
226 SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( SUIT_Session::session()->activeApplication() );
230 if(!CORBA::is_nil(theObject)){
231 _PTR(Study) aStudy = GetActiveStudyDocument();
232 CORBA::String_var anIOR = app->orb()->object_to_string( theObject );
233 _PTR(SObject) aSObject = aStudy->FindObjectIOR(anIOR.in());
235 CORBA::String_var anEntry = aSObject->GetID().c_str();
236 return FindActorByEntry(anEntry.in());
243 SMESH_Actor* CreateActor(_PTR(Study) theStudy,
244 const char* theEntry,
247 SMESH_Actor *anActor = NULL;
248 CORBA::Long anId = theStudy->StudyId();
249 if(TVisualObjPtr aVisualObj = GetVisualObj(anId,theEntry)){
250 _PTR(SObject) aSObj = theStudy->FindObjectID(theEntry);
252 _PTR(GenericAttribute) anAttr;
253 if(aSObj->FindAttribute(anAttr,"AttributeName")){
254 _PTR(AttributeName) aName = anAttr;
255 std::string aNameVal = aName->Value();
256 anActor = SMESH_Actor::New(aVisualObj,theEntry,aNameVal.c_str(),theIsClear);
264 void DisplayActor( SUIT_ViewWindow *theWnd, SMESH_Actor* theActor){
265 if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(theWnd)){
266 vtkWnd->AddActor(theActor);
272 void RemoveActor( SUIT_ViewWindow *theWnd, SMESH_Actor* theActor){
273 if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(theWnd)){
274 vtkWnd->RemoveActor(theActor);
275 if(theActor->hasIO()){
276 Handle(SALOME_InteractiveObject) anIO = theActor->getIO();
277 if(anIO->hasEntry()){
278 std::string anEntry = anIO->getEntry();
279 SalomeApp_Study* aStudy = dynamic_cast<SalomeApp_Study*>( vtkWnd->getViewManager()->study() );
280 int aStudyId = aStudy->id();
281 TVisualObjCont::key_type aKey(aStudyId,anEntry);
282 VISUAL_OBJ_CONT.erase(aKey);
292 if(SVTK_ViewWindow* wnd = GetCurrentVtkView() ){
298 vtkRenderer* GetCurrentRenderer(){
299 if(SVTK_ViewWindow* wnd = GetCurrentVtkView() )
300 return wnd->getRenderer();
304 void RepaintCurrentView(){
305 if(SVTK_ViewWindow* wnd = GetCurrentVtkView() )
307 wnd->getRenderer()->Render();
312 void UpdateView(SUIT_ViewWindow *theWnd, EDisplaing theAction, const char* theEntry)
314 if(SVTK_ViewWindow* aViewWnd = GetVtkViewWindow(theWnd)){
315 vtkRenderer *aRenderer = aViewWnd->getRenderer();
316 vtkActorCollection *aCollection = aRenderer->GetActors();
317 aCollection->InitTraversal();
320 while(vtkActor *anAct = aCollection->GetNextActor()){
321 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
322 anActor->SetVisibility(true);
329 while(vtkActor *anAct = aCollection->GetNextActor()){
330 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
331 anActor->SetVisibility(false);
336 if(SMESH_Actor *anActor = FindActorByEntry(theWnd,theEntry)){
340 anActor->SetVisibility(true);
343 anActor->SetVisibility(false);
350 SalomeApp_Study* aStudy = dynamic_cast<SalomeApp_Study*>( theWnd->getViewManager()->study() );
351 _PTR(Study) aDocument = aStudy->studyDS();
352 if((anActor = CreateActor(aDocument,theEntry,true))) {
353 DisplayActor(theWnd,anActor);
366 void UpdateView(EDisplaing theAction, const char* theEntry){
367 SalomeApp_Study* aStudy = dynamic_cast< SalomeApp_Study* >( GetActiveStudy() );
368 SalomeApp_Application* app = dynamic_cast< SalomeApp_Application* >( aStudy->application() );
369 SUIT_ViewWindow *aWnd = app->activeViewManager()->getActiveView();
370 UpdateView(aWnd,theAction,theEntry);
374 if(SVTK_ViewWindow* aWnd = SMESH::GetCurrentVtkView()){
375 SalomeApp_SelectionMgr* mgr = SMESHGUI::selectionMgr();
376 SALOME_ListIO selected; mgr->selectedObjects( selected );
378 if( selected.Extent() == 0){
379 vtkRenderer* aRenderer = aWnd->getRenderer();
380 vtkActorCollection *aCollection = aRenderer->GetActors();
381 aCollection->InitTraversal();
382 while(vtkActor *anAct = aCollection->GetNextActor()){
383 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
385 Update(anActor->getIO(),anActor->GetVisibility());
389 SALOME_ListIteratorOfListIO anIter( selected );
390 for(; anIter.More(); anIter.Next()){
391 Handle(SALOME_InteractiveObject) anIO = anIter.Value();
395 RepaintCurrentView();
400 void Update(const Handle(SALOME_InteractiveObject)& theIO,
403 _PTR(Study) aStudy = GetActiveStudyDocument();
404 CORBA::Long anId = aStudy->StudyId();
405 TVisualObjPtr aVisualObj = SMESH::GetVisualObj(anId,theIO->getEntry());
407 aVisualObj->Update();
409 UpdateView(SMESH::eDisplay,theIO->getEntry());
413 void UpdateSelectionProp( SMESHGUI* theModule ) {
417 SalomeApp_Application* app = dynamic_cast< SalomeApp_Application* >( theModule->application() );
420 MESSAGE( "UpdateSelectionProp: Application is null" );
424 SUIT_ViewManager* vm = app->activeViewManager();
427 MESSAGE( "UpdateSelectionProp: View manager is null" );
431 QPtrVector<SUIT_ViewWindow> views = vm->getViews();
433 SUIT_ResourceMgr* mgr = SMESH::GetResourceMgr( theModule );
436 MESSAGE( "UpdateSelectionProp: Resource manager is null" );
440 QColor aHiColor = mgr->colorValue( "SMESH", "selection_object_color", Qt::white ),
441 aSelColor = mgr->colorValue( "SMESH", "selection_element_color", Qt::yellow ),
442 aPreColor = mgr->colorValue( "SMESH", "highlight_color", Qt::cyan );
444 int SW = mgr->integerValue( "SMESH", "selection_width", 5 ),
445 PW = mgr->integerValue( "SMESH", "highlight_width", 5 );
447 double SP1 = mgr->doubleValue( "SMESH", "selection_precision_node", 0.025 ),
448 SP2 = mgr->doubleValue( "SMESH", "selection_precision_element", 0.001 );
450 for ( int i=0, n=views.count(); i<n; i++ ) {
451 SVTK_ViewWindow* aVtkView = GetVtkViewWindow( views[i] );
452 if (!aVtkView) continue;
453 // update VTK viewer properties
454 SVTK_RenderWindowInteractor* anInteractor = aVtkView->getRWInteractor();
456 // mesh element selection
457 anInteractor->SetSelectionProp(aSelColor.red()/255., aSelColor.green()/255.,
458 aSelColor.blue()/255., SW );
461 anInteractor->SetSelectionTolerance(SP1, SP2);
464 SVTK_InteractorStyle* aStyle =
465 dynamic_cast<SVTK_InteractorStyle*>( anInteractor->GetInteractorStyle() );
467 aStyle->setPreselectionProp(aPreColor.red()/255., aPreColor.green()/255.,
468 aPreColor.blue()/255., PW);
472 vtkRenderer* aRenderer = aVtkView->getRenderer();
473 vtkActorCollection *aCollection = aRenderer->GetActors();
474 aCollection->InitTraversal();
475 while(vtkActor *anAct = aCollection->GetNextActor()){
476 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
477 anActor->SetHighlightColor(aHiColor.red()/255., aHiColor.green()/255.,
478 aHiColor.blue()/255.);
479 anActor->SetPreHighlightColor(aPreColor.red()/255., aPreColor.green()/255.,
480 aPreColor.blue()/255.);
487 //----------------------------------------------------------------------------
488 SVTK_InteractorStyle* GetInteractorStyle(SUIT_ViewWindow *theWindow){
489 if(SVTK_ViewWindow* aWnd = GetVtkViewWindow(theWindow)){
490 if(SVTK_RenderWindowInteractor* anInteractor = aWnd->getRWInteractor()){
491 return dynamic_cast<SVTK_InteractorStyle*>( anInteractor->GetInteractorStyle() );
497 void SetFilter(const Handle(VTKViewer_Filter)& theFilter,
498 SVTK_InteractorStyle* theStyle)
501 theStyle->SetFilter(theFilter);
504 Handle(VTKViewer_Filter) GetFilter(int theId, SVTK_InteractorStyle* theStyle)
506 return theStyle->GetFilter(theId);
509 bool IsFilterPresent(int theId, SVTK_InteractorStyle* theStyle)
511 return theStyle->IsFilterPresent(theId);
514 void RemoveFilter(int theId, SVTK_InteractorStyle* theStyle)
516 theStyle->RemoveFilter(theId);
519 void RemoveFilters(SVTK_InteractorStyle* theStyle)
521 for ( int id = SMESHGUI_NodeFilter; theStyle && id < SMESHGUI_LastFilter; id++ )
522 theStyle->RemoveFilter( id );
525 bool IsValid(SALOME_Actor* theActor, int theCellId,
526 SVTK_InteractorStyle* theStyle)
528 return theStyle->IsValid(theActor,theCellId);
532 //----------------------------------------------------------------------------
533 void SetPointRepresentation(bool theIsVisible){
534 if(SVTK_ViewWindow* aViewWindow = GetCurrentVtkView()){
535 vtkRenderer *aRenderer = aViewWindow->getRenderer();
536 vtkActorCollection *aCollection = aRenderer->GetActors();
537 aCollection->InitTraversal();
538 while(vtkActor *anAct = aCollection->GetNextActor()){
539 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
540 if(anActor->GetVisibility()){
541 anActor->SetPointRepresentation(theIsVisible);
545 RepaintCurrentView();
550 void SetPickable(SMESH_Actor* theActor){
551 if(SVTK_ViewWindow* aWnd = GetCurrentVtkView()){
552 int anIsAllPickable = (theActor == NULL);
553 vtkRenderer *aRenderer = aWnd->getRenderer();
554 vtkActorCollection *aCollection = aRenderer->GetActors();
555 aCollection->InitTraversal();
556 while(vtkActor *anAct = aCollection->GetNextActor()){
557 if(SALOME_Actor *anActor = dynamic_cast<SALOME_Actor*>(anAct)){
558 if(anActor->GetVisibility()){
559 anActor->SetPickable(anIsAllPickable);
564 theActor->SetPickable(!anIsAllPickable);
565 RepaintCurrentView();
570 //----------------------------------------------------------------------------
571 int GetNameOfSelectedNodes(SVTK_Selector* theSelector,
572 const Handle(SALOME_InteractiveObject)& theIO,
576 TColStd_IndexedMapOfInteger aMapIndex;
577 theSelector->GetIndex(theIO,aMapIndex);
579 for(int i = 1; i <= aMapIndex.Extent(); i++)
580 theName += QString(" %1").arg(aMapIndex(i));
582 return aMapIndex.Extent();
585 int GetNameOfSelectedElements(SVTK_Selector* theSelector,
586 const Handle(SALOME_InteractiveObject)& theIO,
590 TColStd_IndexedMapOfInteger aMapIndex;
591 theSelector->GetIndex(theIO,aMapIndex);
593 typedef std::set<int> TIdContainer;
594 TIdContainer anIdContainer;
595 for( int i = 1; i <= aMapIndex.Extent(); i++)
596 anIdContainer.insert(aMapIndex(i));
598 TIdContainer::const_iterator anIter = anIdContainer.begin();
599 for(; anIter != anIdContainer.end(); anIter++)
600 theName += QString(" %1").arg(*anIter);
602 return aMapIndex.Extent();
606 int GetEdgeNodes(SVTK_Selector* theSelector,
607 const TVisualObjPtr& theVisualObject,
611 const SALOME_ListIO& selected = theSelector->StoredIObjects();
613 if ( selected.Extent() != 1 )
616 Handle(SALOME_InteractiveObject) anIO = selected.First();
617 if ( anIO.IsNull() || !anIO->hasEntry() )
620 TColStd_IndexedMapOfInteger aMapIndex;
621 theSelector->GetIndex( anIO, aMapIndex );
622 if ( aMapIndex.Extent() != 2 )
625 int anObjId = -1, anEdgeNum = -1;
626 for ( int i = 1; i <= aMapIndex.Extent(); i++ ) {
627 int aVal = aMapIndex( i );
631 anEdgeNum = abs( aVal ) - 1;
634 if ( anObjId == -1 || anEdgeNum == -1 )
637 return theVisualObject->GetEdgeNodes( anObjId, anEdgeNum, theId1, theId2 ) ? 1 : -1;
640 //----------------------------------------------------------------------------
641 int GetNameOfSelectedNodes(SalomeApp_SelectionMgr *theMgr,
642 const Handle(SALOME_InteractiveObject)& theIO,
646 if(theIO->hasEntry()){
647 if(FindActorByEntry(theIO->getEntry())){
648 TColStd_IndexedMapOfInteger aMapIndex;
649 theMgr->GetIndexes(theIO,aMapIndex);
650 for(int i = 1; i <= aMapIndex.Extent(); i++){
651 theName += QString(" %1").arg(aMapIndex(i));
653 return aMapIndex.Extent();
659 int GetNameOfSelectedNodes(SalomeApp_SelectionMgr *theMgr, QString& theName){
661 SALOME_ListIO selected; theMgr->selectedObjects( selected );
662 if(selected.Extent() == 1){
663 Handle(SALOME_InteractiveObject) anIO = selected.First();
664 return GetNameOfSelectedNodes(theMgr,anIO,theName);
670 int GetNameOfSelectedElements(SalomeApp_SelectionMgr *theMgr,
671 const Handle(SALOME_InteractiveObject)& theIO,
675 if(theIO->hasEntry()){
676 if(FindActorByEntry(theIO->getEntry())){
677 TColStd_IndexedMapOfInteger aMapIndex;
678 theMgr->GetIndexes(theIO,aMapIndex);
679 typedef set<int> TIdContainer;
680 TIdContainer anIdContainer;
681 for( int i = 1; i <= aMapIndex.Extent(); i++)
682 anIdContainer.insert(aMapIndex(i));
683 TIdContainer::const_iterator anIter = anIdContainer.begin();
684 for(; anIter != anIdContainer.end(); anIter++){
685 theName += QString(" %1").arg(*anIter);
687 return aMapIndex.Extent();
694 int GetNameOfSelectedElements(SalomeApp_SelectionMgr *theMgr, QString& theName)
697 SALOME_ListIO selected; theMgr->selectedObjects( selected );
699 if( selected.Extent() == 1){
700 Handle(SALOME_InteractiveObject) anIO = selected.First();
701 return GetNameOfSelectedElements(theMgr,anIO,theName);
706 int GetSelected(SalomeApp_SelectionMgr* theMgr,
707 TColStd_IndexedMapOfInteger& theMap,
708 const bool theIsElement)
711 SALOME_ListIO selected; theMgr->selectedObjects( selected );
713 if ( selected.Extent() == 1 )
715 Handle(SALOME_InteractiveObject) anIO = selected.First();
716 if ( anIO->hasEntry() ) {
717 theMgr->GetIndexes( anIO, theMap );
720 return theMap.Extent();
724 int GetEdgeNodes( SalomeApp_SelectionMgr* theMgr, int& theId1, int& theId2 )
726 SALOME_ListIO selected; theMgr->selectedObjects( selected );
728 if ( selected.Extent() != 1 )
731 Handle(SALOME_InteractiveObject) anIO = selected.First();
732 if ( anIO.IsNull() || !anIO->hasEntry() )
735 SMESH_Actor *anActor = SMESH::FindActorByEntry( anIO->getEntry() );
739 TColStd_IndexedMapOfInteger aMapIndex;
740 theMgr->GetIndexes( anIO, aMapIndex );
741 if ( aMapIndex.Extent() != 2 )
744 int anObjId = -1, anEdgeNum = -1;
745 for ( int i = 1; i <= aMapIndex.Extent(); i++ ) {
746 int aVal = aMapIndex( i );
750 anEdgeNum = abs( aVal );
753 if ( anObjId == -1 || anEdgeNum == -1 )
756 return anActor->GetObject()->GetEdgeNodes( anObjId, anEdgeNum, theId1, theId2 ) ? 1 : -1;
759 void SetControlsPrecision( const long theVal )
761 if( SVTK_ViewWindow* aWnd = SMESH::GetCurrentVtkView() )
763 vtkRenderer *aRenderer = aWnd->getRenderer();
764 vtkActorCollection *aCollection = aRenderer->GetActors();
765 aCollection->InitTraversal();
767 while ( vtkActor *anAct = aCollection->GetNextActor())
769 if ( SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>( anAct ) )
771 anActor->SetControlsPrecision( theVal );
772 anActor->SetControlMode( anActor->GetControlMode() );