src/LightApp/LightApp_VTKSelector.cxx

   1 // Copyright (C) 2005  OPEN CASCADE, CEA/DEN, EDF R&D, PRINCIPIA R&D
   2 //
   3 // This library is free software; you can redistribute it and/or
   4 // modify it under the terms of the GNU Lesser General Public
   5 // License as published by the Free Software Foundation; either
   6 // version 2.1 of the License.
   7 //
   8 // This library is distributed in the hope that it will be useful
   9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11 // Lesser General Public License for more details.
  12 //
  13 // You should have received a copy of the GNU Lesser General Public
  14 // License along with this library; if not, write to the Free Software
  15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16 //
  17 // See http://www.salome-platform.org/
  18 //
  19 #include "LightApp_VTKSelector.h"
  20 #include "LightApp_DataOwner.h"
  21
  22 #include "SVTK_ViewModel.h"
  23 #include "SVTK_Selector.h"
  24 #include "SVTK_ViewWindow.h"
  25 #include "SVTK_Functor.h"
  26
  27 #include "SALOME_Actor.h"
  28 #include "SALOME_ListIteratorOfListIO.hxx"
  29
  30 #include "VTKViewer_Algorithm.h"
  31
  32 #include <vtkRenderer.h>
  33
  34 /*!
  35   Constructor.
  36 */
  37 LightApp_SVTKDataOwner
  38 ::LightApp_SVTKDataOwner( const Handle(SALOME_InteractiveObject)& theIO,
  39                           const TColStd_IndexedMapOfInteger& theIds,
  40                           Selection_Mode theMode,
  41                           SALOME_Actor* theActor):
  42   LightApp_DataOwner( theIO ),
  43   mySelectionMode(theMode),
  44   myActor(theActor)
  45 {
  46   myIds = theIds; // workaround - there is no constructor copy for the container
  47 }
  48
  49 /*!
  50   Destuctor.
  51 */
  52 LightApp_SVTKDataOwner
  53 ::~LightApp_SVTKDataOwner()
  54 {
  55 }
  56
  57 /*!
  58   Gets actor pointer.
  59 */
  60 SALOME_Actor*
  61 LightApp_SVTKDataOwner
  62 ::GetActor() const
  63 {
  64   return myActor.GetPointer();
  65 }
  66
  67 /*!
  68   Constructor.
  69 */
  70 LightApp_VTKSelector
  71 ::LightApp_VTKSelector( SVTK_Viewer* viewer,
  72                         SUIT_SelectionMgr* mgr ):
  73   SUIT_Selector( mgr, viewer ),
  74   myViewer( viewer )
  75 {
  76   if ( myViewer )
  77     connect( myViewer, SIGNAL( selectionChanged() ), this, SLOT( onSelectionChanged() ) );
  78 }
  79
  80 /*!
  81   Destructor.
  82 */
  83 LightApp_VTKSelector
  84 ::~LightApp_VTKSelector()
  85 {
  86 }
  87
  88 /*!
  89   Gets viewer.
  90 */
  91 SVTK_Viewer*
  92 LightApp_VTKSelector
  93 ::viewer() const
  94 {
  95   return myViewer;
  96 }
  97
  98 /*!
  99   Gets type of vtk viewer.
 100 */
 101 QString
 102 LightApp_VTKSelector
 103 ::type() const
 104 {
 105   return SVTK_Viewer::Type();
 106 }
 107
 108 /*!
 109   On selection changed.
 110 */
 111 void
 112 LightApp_VTKSelector
 113 ::onSelectionChanged()
 114 {
 115   selectionChanged();
 116 }
 117
 118 /*!
 119   Gets list of selected data owners.(output \a aList).
 120 */
 121 void
 122 LightApp_VTKSelector
 123 ::getSelection( SUIT_DataOwnerPtrList& aList ) const
 124 {
 125   if(myViewer){
 126     if(SUIT_ViewManager* aViewMgr = myViewer->getViewManager()){
 127       if(SVTK_ViewWindow* aView = dynamic_cast<SVTK_ViewWindow*>(aViewMgr->getActiveView())){
 128         if(SVTK_Selector* aSelector = aView->GetSelector()){
 129           Selection_Mode aMode = aSelector->SelectionMode();
 130           const SALOME_ListIO& aListIO = aSelector->StoredIObjects();
 131           SALOME_ListIteratorOfListIO anIter(aListIO);
 132           for(; anIter.More(); anIter.Next()){
 133             Handle(SALOME_InteractiveObject) anIO = anIter.Value();
 134             if(anIO->hasEntry()){
 135               TColStd_IndexedMapOfInteger anIds;
 136               aSelector->GetIndex(anIO,anIds);
 137               SALOME_Actor* anActor = aSelector->GetActor(anIO);
 138               if( !anActor )
 139                 anActor = VTK::Find<SALOME_Actor>(aView->getRenderer()->GetActors(),VTK::TIsSameIObject<SALOME_Actor>(anIO));
 140
 141               aList.append(new LightApp_SVTKDataOwner(anIO,anIds,aMode,anActor));
 142             }
 143           }
 144         }
 145       }
 146     }
 147   }
 148 }
 149
 150 /*!
 151   Sets selection to selector from data owner list \a theList.
 152 */
 153 void
 154 LightApp_VTKSelector
 155 ::setSelection( const SUIT_DataOwnerPtrList& theList )
 156 {
 157   if(myViewer){
 158     if(SUIT_ViewManager* aViewMgr = myViewer->getViewManager()){
 159       if(SVTK_ViewWindow* aView = dynamic_cast<SVTK_ViewWindow*>(aViewMgr->getActiveView())){
 160         if(SVTK_Selector* aSelector = aView->GetSelector()){
 161           SALOME_ListIO anAppendList;
 162           const SALOME_ListIO& aStoredList = aSelector->StoredIObjects();
 163           SUIT_DataOwnerPtrList::const_iterator anIter = theList.begin();
 164           for(; anIter != theList.end(); ++anIter){
 165             const SUIT_DataOwner* aDataOwner = (*anIter).get();
 166             if(const LightApp_SVTKDataOwner* anOwner = dynamic_cast<const LightApp_SVTKDataOwner*>(aDataOwner)){
 167               aSelector->SetSelectionMode(anOwner->GetMode());
 168               Handle(SALOME_InteractiveObject) anIO = anOwner->IO();
 169
 170               if( anOwner->GetActor() )
 171                 aSelector->AddIObject( anOwner->GetActor() );
 172               else
 173                 aSelector->AddIObject(anIO);
 174
 175               anAppendList.Append(anIO);
 176               aSelector->AddOrRemoveIndex(anIO,anOwner->GetIds(),false);
 177             }else if(const LightApp_DataOwner* anOwner = dynamic_cast<const LightApp_DataOwner*>(aDataOwner)){
 178               Handle(SALOME_InteractiveObject) anIO =
 179                 new SALOME_InteractiveObject(anOwner->entry().latin1(),"");
 180               aSelector->AddIObject(anIO);
 181               anAppendList.Append(anIO);
 182             }
 183           }
 184           // To remove IOs, which is not selected.
 185           QMap< QString, Handle( SALOME_InteractiveObject )> toRemove;
 186           SALOME_ListIteratorOfListIO anIt( aStoredList );
 187           for( ; anIt.More(); anIt.Next() )
 188             if( !anIt.Value().IsNull() )
 189               toRemove[ anIt.Value()->getEntry() ] = anIt.Value();
 190
 191           anIt = SALOME_ListIteratorOfListIO(anAppendList);
 192           for( ; anIt.More(); anIt.Next() )
 193             toRemove.remove( anIt.Value()->getEntry() );
 194
 195           QMap< QString, Handle( SALOME_InteractiveObject )>::const_iterator RIt = toRemove.begin(),
 196                                                                              REnd = toRemove.end();
 197           for( ; RIt!=REnd; RIt++ )
 198             aSelector->RemoveIObject( RIt.data() );
 199
 200           aView->onSelectionChanged();
 201         }
 202       }
 203     }
 204   }
 205 }