X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=lib%2FcpExtensions%2FVisualization%2FImageSliceActors.cxx;h=6d67a66c62ee64f05e8bbaf8c020b5840c4dc463;hb=f1747c7248d5eead5ea9d7e57bda0b081bcef065;hp=0418c3714363d45124a33b0e6f202ac17636bea4;hpb=326eb23859accf9fb1327966eba4dba475b4616f;p=cpPlugins.git

diff --git a/lib/cpExtensions/Visualization/ImageSliceActors.cxx b/lib/cpExtensions/Visualization/ImageSliceActors.cxx
index 0418c37..6d67a66 100644
--- a/lib/cpExtensions/Visualization/ImageSliceActors.cxx
+++ b/lib/cpExtensions/Visualization/ImageSliceActors.cxx
@@ -1,1077 +1,168 @@
 #include <cpExtensions/Visualization/ImageSliceActors.h>
+#include <cpExtensions/Visualization/ImageOutlineActor.h>
+#include <cpExtensions/Visualization/LUTImageActor.h>
+#include <cpExtensions/Visualization/WindowLevelImageActor.h>
 
-#include <cmath>
-#include <sstream>
-
-#include <vtkAlgorithmOutput.h>
-#include <vtkCamera.h>
-#include <vtkCellArray.h>
 #include <vtkImageData.h>
-#include <vtkInformation.h>
 #include <vtkPlane.h>
-#include <vtkPoints.h>
-#include <vtkProperty.h>
-#include <vtkRenderer.h>
-#include <vtkRendererCollection.h>
-#include <vtkRenderWindow.h>
-#include <vtkRenderWindowInteractor.h>
-#include <vtkStreamingDemandDrivenPipeline.h>
-#include <vtkTextProperty.h>
-#include <vtkWindowLevelLookupTable.h>
 
 // -------------------------------------------------------------------------
-cpExtensions::Visualization::ImageSliceActors*
 cpExtensions::Visualization::ImageSliceActors::
+Self* cpExtensions::Visualization::ImageSliceActors::
 New( )
 {
   return( new Self( ) );
 }
 
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-AddInputConnection( vtkAlgorithmOutput* aout, int axis )
-{
-  // Get input vtkImageData
-  if( aout == NULL )
-    return;
-  vtkAlgorithm* producer = aout->GetProducer( );
-  vtkImageData* data = dynamic_cast< vtkImageData* >(
-    producer->GetOutputDataObject( aout->GetIndex( ) )
-    );
-  if( data == NULL )
-    return;
-
-  // Try to infere if input comes from a color mapping filter
-  vtkImageMapToColors* new_map =
-    dynamic_cast< vtkImageMapToColors* >( producer );
-  if( new_map == NULL )
-  {
-    // Configure LUT, if possible (NULL is returned if not)
-    this->_ConfigureNewLUT( data );
-    new_map = *( this->m_ImageMaps.rbegin( ) );
-    if( new_map != NULL )
-    {
-      new_map->SetInputConnection( aout );
-      new_map->Update( );
-
-    } // fi
-  }
-  else
-    this->m_ImageMaps.push_back( new_map );
-
-  // Update window level values
-  if( new_map != NULL )
-  {
-    double range[ 2 ];
-    dynamic_cast< vtkImageData* >( new_map->GetInput( ) )->
-      GetScalarRange( range );
-    this->m_MinWindow = double( 0 );
-    this->m_MaxWindow = range[ 1 ] - range[ 0 ];
-    this->m_MinLevel = range[ 0 ];
-    this->m_MaxLevel = range[ 1 ];
-
-  } // fi
-
-  // Create mapper and actors
-  vtkSmartPointer< vtkImageSliceMapper > mapper =
-    vtkSmartPointer< vtkImageSliceMapper >::New( );
-  if( new_map != NULL )
-    mapper->SetInputConnection( new_map->GetOutputPort( ) );
-  else
-    mapper->SetInputConnection( aout );
-  this->m_SliceMappers.push_back( mapper );
-  this->_ConfigureNewInput( axis );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-AddInputData( vtkImageData* data, int axis )
-{
-  // Update window level values
-  if( this->m_ImageMaps.size( ) == 0 )
-  {
-    double range[ 2 ];
-    data->GetScalarRange( range );
-    this->m_MinWindow = double( 0 );
-    this->m_MaxWindow = range[ 1 ] - range[ 0 ];
-    this->m_MinLevel = range[ 0 ];
-    this->m_MaxLevel = range[ 1 ];
-
-  } // fi
-
-  // Configure LUT, if possible (NULL is returned if not)
-  this->_ConfigureNewLUT( data );
-  vtkImageMapToColors* new_map = *( this->m_ImageMaps.rbegin( ) );
-  if( new_map != NULL )
-  {
-    new_map->SetInputData( data );
-    new_map->Update( );
-
-  } // fi
-
-  // Create mapper and actors
-  vtkSmartPointer< vtkImageSliceMapper > mapper =
-    vtkSmartPointer< vtkImageSliceMapper >::New( );
-  if( new_map != NULL )
-    mapper->SetInputConnection( new_map->GetOutputPort( ) );
-  else
-    mapper->SetInputData( data );
-  this->m_SliceMappers.push_back( mapper );
-  this->_ConfigureNewInput( axis );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-Clear( )
-{
-  // Reset values
-  this->m_MinWindow = double( 0 );
-  this->m_MaxWindow = double( 0 );
-  this->m_MinLevel = double( 0 );
-  this->m_MaxLevel = double( 0 );
-
-  // Unbind from container
-  this->RemoveAllItems( );
-
-  // Delete all images
-  this->m_ImageMaps.clear( );
-  this->m_SliceMappers.clear( );
-  this->m_ImageActors.clear( );
-
-  // Reconfigure unique objects
-  this->m_Cursor        = vtkSmartPointer< vtkPolyData >::New( );
-  this->m_CursorMapper  = vtkSmartPointer< vtkPolyDataMapper >::New( );
-  this->m_CursorActor   = vtkSmartPointer< vtkActor >::New( );
-  this->m_Plane         = vtkSmartPointer< vtkPolyData >::New( );
-  this->m_PlaneMapper   = vtkSmartPointer< vtkPolyDataMapper >::New( );
-  this->m_TextActor     = vtkSmartPointer< vtkTextActor >::New( );
-  this->m_PlaneActor    = vtkSmartPointer< vtkActor >::New( );
-  this->m_TextBuffer[ 0 ] = '\0';
-
-  // Unique objects configuration
-  vtkSmartPointer< vtkPoints > cursor_points =
-    vtkSmartPointer< vtkPoints >::New( );
-  vtkSmartPointer< vtkCellArray > cursor_lines =
-    vtkSmartPointer< vtkCellArray >::New( );
-  cursor_points->InsertNextPoint( 0, 0, 0 );
-  cursor_points->InsertNextPoint( 0, 0, 0 );
-  cursor_points->InsertNextPoint( 0, 0, 0 );
-  cursor_points->InsertNextPoint( 0, 0, 0 );
-  cursor_points->InsertNextPoint( 0, 0, 0 );
-  cursor_points->InsertNextPoint( 0, 0, 0 );
-  cursor_points->InsertNextPoint( 0, 0, 0 );
-  cursor_points->InsertNextPoint( 0, 0, 0 );
-  cursor_lines->InsertNextCell( 2 );
-  cursor_lines->InsertCellPoint( 0 );
-  cursor_lines->InsertCellPoint( 1 );
-  cursor_lines->InsertNextCell( 2 );
-  cursor_lines->InsertCellPoint( 2 );
-  cursor_lines->InsertCellPoint( 3 );
-  cursor_lines->InsertNextCell( 2 );
-  cursor_lines->InsertCellPoint( 4 );
-  cursor_lines->InsertCellPoint( 5 );
-  cursor_lines->InsertNextCell( 2 );
-  cursor_lines->InsertCellPoint( 6 );
-  cursor_lines->InsertCellPoint( 7 );
-  this->m_Cursor->SetPoints( cursor_points );
-  this->m_Cursor->SetLines( cursor_lines );
-  this->m_CursorMapper->SetInputData( this->m_Cursor );
-  this->m_CursorActor->SetMapper( this->m_CursorMapper );
-
-  vtkSmartPointer< vtkPoints > plane_points =
-    vtkSmartPointer< vtkPoints >::New( );
-  vtkSmartPointer< vtkCellArray > plane_lines =
-    vtkSmartPointer< vtkCellArray >::New( );
-
-  plane_points->InsertNextPoint( 0, 0, 0 );
-  plane_points->InsertNextPoint( 0, 1, 0 );
-  plane_points->InsertNextPoint( 1, 1, 0 );
-  plane_points->InsertNextPoint( 1, 0, 0 );
-  plane_lines->InsertNextCell( 5 );
-  plane_lines->InsertCellPoint( 0 );
-  plane_lines->InsertCellPoint( 1 );
-  plane_lines->InsertCellPoint( 2 );
-  plane_lines->InsertCellPoint( 3 );
-  plane_lines->InsertCellPoint( 0 );
-  this->m_Plane->SetPoints( plane_points );
-  this->m_Plane->SetLines( plane_lines );
-
-  this->m_PlaneMapper->SetInputData( this->m_Plane );
-  this->m_PlaneActor->SetMapper( this->m_PlaneMapper );
-
-  this->m_TextActor->SetTextScaleModeToNone( );
-  vtkTextProperty* textprop = this->m_TextActor->GetTextProperty( );
-  textprop->SetColor( 1, 1, 1 );
-  textprop->SetFontFamilyToCourier( );
-  textprop->SetFontSize( 18 );
-  textprop->BoldOff( );
-  textprop->ItalicOff( );
-  textprop->ShadowOff( );
-  textprop->SetJustificationToLeft( );
-  textprop->SetVerticalJustificationToBottom( );
-  vtkCoordinate* coord = this->m_TextActor->GetPositionCoordinate( );
-  coord->SetCoordinateSystemToNormalizedViewport( );
-  coord->SetValue( 0.01, 0.01 );
-
-  // Update actor collection
-  this->AddItem( this->m_CursorActor );
-  this->AddItem( this->m_TextActor );
-  this->AddItem( this->m_PlaneActor );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-AssociateSlice( Self* slice )
-{
-  this->m_AssociatedSlices.push_back( slice );
-  this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-vtkInteractorStyle* cpExtensions::Visualization::ImageSliceActors::
-GetStyle( )
-{
-  return( this->m_Style.GetPointer( ) );
-}
-
-// -------------------------------------------------------------------------
-const vtkInteractorStyle* cpExtensions::Visualization::ImageSliceActors::
-GetStyle( ) const
-{
-  return( this->m_Style.GetPointer( ) );
-}
-
 // -------------------------------------------------------------------------
 vtkImageData* cpExtensions::Visualization::ImageSliceActors::
-GetInputImage( unsigned int id )
-{
-  vtkAlgorithmOutput* aout = this->m_ImageMaps[ id ]->GetOutputPort( );
-  vtkImageData* image = dynamic_cast< vtkImageData* >(
-    aout->GetProducer( )->GetOutputDataObject( aout->GetIndex( ) )
-    );
-  return( image );
-}
-
-// -------------------------------------------------------------------------
-const vtkImageData* cpExtensions::Visualization::ImageSliceActors::
-GetInputImage( unsigned int id ) const
-{
-  vtkAlgorithmOutput* aout = this->m_ImageMaps[ id ]->GetOutputPort( );
-  const vtkImageData* image = dynamic_cast< const vtkImageData* >(
-    aout->GetProducer( )->GetOutputDataObject( aout->GetIndex( ) )
-    );
-  return( image );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-PushActorsInto( vtkRenderWindow* window, bool force_style )
-{
-  this->m_Window = window;
-  if( window == NULL )
-    return;
-  vtkRenderWindowInteractor* rwi = window->GetInteractor( );
-  vtkRenderer* renderer = window->GetRenderers( )->GetFirstRenderer( );
-  if( rwi == NULL || renderer == NULL )
-    return;
-
-  // Update style
-  if( this->m_Style.GetPointer( ) != NULL && force_style )
-    rwi->SetInteractorStyle( this->m_Style );
-
-  // Update actors
-  vtkProp* prop;
-  this->InitTraversal( );
-  while( prop = this->GetNextProp( ) )
-    renderer->AddViewProp( prop );
-  renderer->Modified( );
-  if( !force_style )
-  {
-    renderer->RemoveViewProp( this->m_CursorActor );
-    renderer->RemoveViewProp( this->m_TextActor );
-
-  } // fi
-
-  // Configure camera
-  vtkCamera* camera = renderer->GetActiveCamera( );
-  if( camera != NULL && force_style )
-  {
-    // Parallel projections are better when displaying 2D images
-    int axis = this->GetAxis( );
-    camera->ParallelProjectionOn( );
-    camera->SetFocalPoint( double( 0 ), double( 0 ), double( 0 ) );
-    if( axis == 0 )
-    {
-      camera->SetPosition( double( 1 ), double( 0 ), double( 0 ) );
-      camera->SetViewUp  ( double( 0 ), double( 0 ), double( 1 ) );
-    }
-    else if( axis == 1 )
-    {
-      camera->SetPosition( double( 0 ), double( -1 ), double( 0 ) );
-      camera->SetViewUp  ( double( 0 ), double(  0 ), double( 1 ) );
-    }
-    else // if( axis == 2 )
-    {
-      camera->SetPosition( double( 0 ), double(  0 ), double( -1 ) );
-      camera->SetViewUp  ( double( 0 ), double( -1 ), double(  0 ) );
-
-    } // fi
-
-  } // fi
-  this->ResetCamera( );
-  rwi->Render( );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-PopActorsFrom( vtkRenderWindow* window )
+GetImage( )
 {
-  vtkRenderWindowInteractor* rwi = window->GetInteractor( );
-  vtkRenderer* renderer = window->GetRenderers( )->GetFirstRenderer( );
-
-  if( renderer != NULL )
-  {
-    // Update actors
-    vtkProp* prop;
-    this->InitTraversal( );
-    while( prop = this->GetNextProp( ) )
-      renderer->RemoveViewProp( prop );
-    renderer->Modified( );
-
-  } // fi
-  if( rwi != NULL )
-    rwi->Render( );
-}
-
-// -------------------------------------------------------------------------
-unsigned int cpExtensions::Visualization::ImageSliceActors::
-GetNumberOfImageActors( ) const
-{
-  return( this->m_ImageActors.size( ) );
-}
-
-// -------------------------------------------------------------------------
-vtkImageActor* cpExtensions::Visualization::ImageSliceActors::
-GetImageActor( unsigned int id )
-{
-  if( id < this->m_ImageActors.size( ) )
-    return( this->m_ImageActors[ id ] );
+  if( this->m_WindowLevelImageActor.GetPointer( ) != NULL )
+    return( this->m_WindowLevelImageActor->GetImage( ) );
   else
     return( NULL );
 }
 
 // -------------------------------------------------------------------------
-const vtkImageActor* cpExtensions::Visualization::ImageSliceActors::
-GetImageActor( unsigned int id ) const
-{
-  if( id < this->m_ImageActors.size( ) )
-    return( this->m_ImageActors[ id ] );
-  else
-    return( NULL );
-}
-
-// -------------------------------------------------------------------------
-vtkTextActor* cpExtensions::Visualization::ImageSliceActors::
-GetTextActor( )
-{
-  return( this->m_TextActor );
-}
-
-// -------------------------------------------------------------------------
-const vtkTextActor* cpExtensions::Visualization::ImageSliceActors::
-GetTextActor( ) const
-{
-  return( this->m_TextActor );
-}
-
-// -------------------------------------------------------------------------
-vtkActor* cpExtensions::Visualization::ImageSliceActors::
-GetPlaneActor( )
-{
-  return( this->m_PlaneActor );
-}
-
-// -------------------------------------------------------------------------
-const vtkActor* cpExtensions::Visualization::ImageSliceActors::
-GetPlaneActor( ) const
-{
-  return( this->m_PlaneActor );
-}
-
-// -------------------------------------------------------------------------
-vtkPlane* cpExtensions::Visualization::ImageSliceActors::
-GetPlaneFunction( )
-{
-  return( this->m_SliceMappers[ 0 ]->GetSlicePlane( ) );
-}
-
-// -------------------------------------------------------------------------
-const vtkPlane* cpExtensions::Visualization::ImageSliceActors::
-GetPlaneFunction( ) const
-{
-  return( this->m_SliceMappers[ 0 ]->GetSlicePlane( ) );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetInterpolate( bool v )
-{
-  if( this->m_Interpolate != v )
-  {
-    for( unsigned int i = 0; i < this->m_ImageActors.size( ); ++i )
-      this->m_ImageActors[ i ]->SetInterpolate( v );
-    this->m_Interpolate = v;
-    this->Modified( );
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-InterpolateOn( )
-{
-  this->SetInterpolate( true );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-InterpolateOff( )
-{
-  this->SetInterpolate( false );
-}
-
-// -------------------------------------------------------------------------
-double* cpExtensions::Visualization::ImageSliceActors::
-GetDisplayBounds( ) const
-{
-  if( this->m_ImageActors.size( ) > 0 )
-    return( this->m_ImageActors[ 0 ]->GetDisplayBounds( ) );
-  else
-    return( NULL );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-GetDisplayBounds( double bounds[ 6 ] ) const
-{
-  if( this->m_ImageActors.size( ) == 0 )
-  {
-    bounds[ 0 ] = bounds[ 2 ] = bounds[ 4 ] = double( -1 );
-    bounds[ 1 ] = bounds[ 3 ] = bounds[ 5 ] = double( -1 );
-  }
-  else
-    this->m_ImageActors[ 0 ]->GetDisplayBounds( bounds );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-ResetCursor( )
-{
-  if( this->m_SliceMappers.size( ) > 0 )
-  {
-    double bounds[ 6 ];
-    this->m_SliceMappers[ 0 ]->GetInput( )->GetBounds( bounds );
-    double pos[] = { bounds[ 0 ], bounds[ 2 ], bounds[ 4 ] };
-    this->SetCursor( pos );
-  }
-  else
-  {
-    vtkPoints* points = this->m_Cursor->GetPoints( );
-    points->SetPoint( 0, 0, 0, 0 );
-    points->SetPoint( 1, 0, 0, 0 );
-    points->SetPoint( 2, 0, 0, 0 );
-    points->SetPoint( 3, 0, 0, 0 );
-    points->SetPoint( 4, 0, 0, 0 );
-    points->SetPoint( 5, 0, 0, 0 );
-    points->SetPoint( 6, 0, 0, 0 );
-    points->SetPoint( 7, 0, 0, 0 );
-    this->m_Cursor->Modified( );
-    this->m_CursorMapper->Modified( );
-    this->m_CursorActor->Modified( );
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetCursor( double pos[ 3 ] )
-{
-  if( this->m_SliceMappers.size( ) == 0 )
-    return;
-
-  // Get ordered axes
-  int a0 = this->GetAxis( );
-  int a1 = ( a0 + 1 ) % 3;
-  int a2 = ( a0 + 2 ) % 3;
-  int ma0 = a0 << 1;
-  int ma1 = a1 << 1;
-  int ma2 = a2 << 1;
-
-  double bounds[ 6 ];
-  this->m_SliceMappers[ 0 ]->GetInput( )->GetBounds( bounds );
-
-  double
-    p0[ 3 ], p1[ 3 ], p2[ 3 ], p3[ 3 ],
-    p4[ 3 ], p5[ 3 ], p6[ 3 ], p7[ 3 ];
-
-  p0[ a2 ] = p1[ a2 ] = p4[ a2 ] = p5[ a2 ] = pos[ a2 ];
-  p2[ a1 ] = p3[ a1 ] = p6[ a1 ] = p7[ a1 ] = pos[ a1 ];
-  p0[ a0 ] = p1[ a0 ] = p2[ a0 ] = p3[ a0 ] = bounds[ ma0 ];
-  p4[ a0 ] = p5[ a0 ] = p6[ a0 ] = p7[ a0 ] = bounds[ ma0 + 1 ];
-  p0[ a1 ] = p4[ a1 ] = bounds[ ma1 ];
-  p1[ a1 ] = p5[ a1 ] = bounds[ ma1 + 1 ];
-  p2[ a2 ] = p6[ a2 ] = bounds[ ma2 ];
-  p3[ a2 ] = p7[ a2 ] = bounds[ ma2 + 1 ];
-
-  vtkPoints* points = this->m_Cursor->GetPoints( );
-  points->SetPoint( 0, p0 );
-  points->SetPoint( 1, p1 );
-  points->SetPoint( 2, p2 );
-  points->SetPoint( 3, p3 );
-  points->SetPoint( 4, p4 );
-  points->SetPoint( 5, p5 );
-  points->SetPoint( 6, p6 );
-  points->SetPoint( 7, p7 );
-  this->m_Cursor->Modified( );
-  this->m_CursorMapper->Modified( );
-  this->m_CursorActor->Modified( );
-}
-
-// -------------------------------------------------------------------------
-vtkImageMapToColors* cpExtensions::Visualization::ImageSliceActors::
-GetImageMap( unsigned int id )
+const vtkImageData* cpExtensions::Visualization::ImageSliceActors::
+GetImage( ) const
 {
-  if( id < this->m_ImageMaps.size( ) )
-    return( this->m_ImageMaps[ id ].GetPointer( ) );
+  if( this->m_WindowLevelImageActor.GetPointer( ) != NULL )
+    return( this->m_WindowLevelImageActor->GetImage( ) );
   else
     return( NULL );
 }
 
 // -------------------------------------------------------------------------
-const vtkImageMapToColors* cpExtensions::Visualization::ImageSliceActors::
-GetImageMap( unsigned int id ) const
+cpExtensions::Visualization::
+WindowLevelImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetWindowLevelImageActor( )
 {
-  if( id < this->m_ImageMaps.size( ) )
-    return( this->m_ImageMaps[ id ].GetPointer( ) );
-  else
-    return( NULL );
+  return( this->m_WindowLevelImageActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-double cpExtensions::Visualization::ImageSliceActors::
-GetMinWindow( ) const
+const cpExtensions::Visualization::
+WindowLevelImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetWindowLevelImageActor( ) const
 {
-  return( this->m_MinWindow );
+  return( this->m_WindowLevelImageActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-double cpExtensions::Visualization::ImageSliceActors::
-GetMaxWindow( ) const
+cpExtensions::Visualization::
+LUTImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetLUTImageActor( )
 {
-  return( this->m_MaxWindow );
+  return( this->m_LUTImageActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-double cpExtensions::Visualization::ImageSliceActors::
-GetMinLevel( ) const
+const cpExtensions::Visualization::
+LUTImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetLUTImageActor( ) const
 {
-  return( this->m_MinLevel );
+  return( this->m_LUTImageActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-double cpExtensions::Visualization::ImageSliceActors::
-GetMaxLevel( ) const
+cpExtensions::Visualization::
+ImageOutlineActor* cpExtensions::Visualization::ImageSliceActors::
+GetImageOutlineActor( )
 {
-  return( this->m_MaxLevel );
+  return( this->m_ImageOutlineActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-double cpExtensions::Visualization::ImageSliceActors::
-GetWindow( ) const
+const cpExtensions::Visualization::
+ImageOutlineActor* cpExtensions::Visualization::ImageSliceActors::
+GetImageOutlineActor( ) const
 {
-  if( this->m_ImageMaps.size( ) == 0 )
-    return( double( 0 ) );
-  if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL )
-    return( double( 0 ) );
-
-  vtkWindowLevelLookupTable* lut =
-    dynamic_cast< vtkWindowLevelLookupTable* >(
-      this->m_ImageMaps[ 0 ]->GetLookupTable( )
-      );
-  if( lut != NULL )
-    return( lut->GetWindow( ) );
-  else
-    return( double( 0 ) );
-}
-
-// -------------------------------------------------------------------------
-double cpExtensions::Visualization::ImageSliceActors::
-GetLevel( ) const
-{
-  if( this->m_ImageMaps.size( ) == 0 )
-    return( double( 0 ) );
-  if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL )
-    return( double( 0 ) );
-
-  vtkWindowLevelLookupTable* lut =
-    dynamic_cast< vtkWindowLevelLookupTable* >(
-      this->m_ImageMaps[ 0 ]->GetLookupTable( )
-      );
-  if( lut != NULL )
-    return( lut->GetLevel( ) );
-  else
-    return( double( 0 ) );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetWindow( double w )
-{
-  if( this->m_ImageMaps.size( ) == 0 )
-    return;
-  if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL )
-    return;
-  vtkWindowLevelLookupTable* lut =
-    dynamic_cast< vtkWindowLevelLookupTable* >(
-      this->m_ImageMaps[ 0 ]->GetLookupTable( )
-      );
-  if( lut == NULL )
-    return;
-
-  if( w < this->m_MinWindow )
-    w = this->m_MinWindow;
-  if( w > this->m_MaxWindow )
-    w = this->m_MaxWindow;
-
-  lut->SetWindow( w );
-  lut->Build( );
-  this->m_ImageMaps[ 0 ]->Modified( );
-  this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetLevel( double l )
-{
-  if( this->m_ImageMaps.size( ) == 0 )
-    return;
-  if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL )
-    return;
-  vtkWindowLevelLookupTable* lut =
-    dynamic_cast< vtkWindowLevelLookupTable* >(
-      this->m_ImageMaps[ 0 ]->GetLookupTable( )
-      );
-  if( lut == NULL )
-    return;
-
-  if( l < this->m_MinLevel )
-    l = this->m_MinLevel;
-  if( l > this->m_MaxLevel )
-    l = this->m_MaxLevel;
-
-  lut->SetLevel( l );
-  lut->Build( );
-  this->m_ImageMaps[ 0 ]->Modified( );
-  this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetWindowLevel( double w, double l )
-{
-  if( this->m_ImageMaps.size( ) == 0 )
-    return;
-  if( this->m_ImageMaps[ 0 ].GetPointer( ) == NULL )
-    return;
-  vtkWindowLevelLookupTable* lut =
-    dynamic_cast< vtkWindowLevelLookupTable* >(
-      this->m_ImageMaps[ 0 ]->GetLookupTable( )
-      );
-  if( lut == NULL )
-    return;
-
-  if( w < this->m_MinWindow )
-    w = this->m_MinWindow;
-  if( w > this->m_MaxWindow )
-    w = this->m_MaxWindow;
-  if( l < this->m_MinLevel )
-    l = this->m_MinLevel;
-  if( l > this->m_MaxLevel )
-    l = this->m_MaxLevel;
-
-  lut->SetWindow( w );
-  lut->SetLevel( l );
-  lut->Build( );
-  this->m_ImageMaps[ 0 ]->Modified( );
-  this->UpdateText( w, l );
-  this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-ResetWindowLevel( )
-{
-  static const double _2 = double( 2 );
-  this->SetWindowLevel(
-    this->m_MaxWindow, ( this->m_MaxLevel + this->m_MinLevel ) / _2
-    );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetLookupTable( unsigned int id, vtkLookupTable* lut )
-{
-  if( id < this->m_ImageMaps.size( ) && id > 0 )
-  {
-    if( this->m_ImageMaps[ id ].GetPointer( ) != NULL )
-    {
-      this->m_ImageMaps[ id ]->SetLookupTable( lut );
-      this->m_ImageMaps[ id ]->Modified( );
-      this->Modified( );
-
-    } // fi
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetLookupTableAsColor( unsigned int id, double r, double g, double b )
-{
-  static const double _0 = double( 0 );
-  static const double _2 = double( 2 );
-  static const double _4 = double( 4 );
-  static const double _6 = double( 6 );
-  static const double _OPACITY = double( 0.6 );
-
-  // Check ID consistency
-  if( id == 0 || id >= this->m_ImageMaps.size( ) )
-    return;
-
-  // Get image scalar range
-  vtkAlgorithmOutput* aout = this->m_ImageMaps[ id ]->GetOutputPort( );
-  vtkImageData* image = dynamic_cast< vtkImageData* >(
-    aout->GetProducer( )->GetOutputDataObject( aout->GetIndex( ) )
-    );
-  double range[ 2 ];
-  image->GetScalarRange( range );
-
-  // Get HSV from display color
-  double cmax = ( r > g )? r: g; cmax = ( b > cmax )? b: cmax;
-  double cmin = ( r < g )? r: g; cmin = ( b < cmin )? b: cmin;
-  double d = cmax - cmin;
-
-  double saturation = ( std::fabs( cmax ) > _0 )? d / cmax: _0;
-  double value = cmax;
-  double hue = _0;
-  if( d > _0 )
-  {
-    if( r == cmax )
-      hue = std::fmod( ( g - b ) / d, _6 );
-    else if( g == cmax )
-      hue = ( ( b - r ) / d ) + _2;
-    else if( b == cmax )
-      hue = ( ( r - g ) / d ) + _4;
-    hue /= _6;
-
-  } // fi
-
-  // Define new lookup table
-  vtkSmartPointer< vtkLookupTable > lut =
-    vtkSmartPointer< vtkLookupTable >::New( );
-  lut->SetScaleToLinear( );
-  lut->SetNanColor( _0, _0, _0, _0 );
-  lut->SetTableRange( range[ 0 ], range[ 1 ] );
-  lut->SetAlphaRange( _0, _OPACITY );
-  lut->SetHueRange( _0, hue );
-  lut->SetSaturationRange( _0, saturation );
-  lut->SetValueRange( _0, value );
-  lut->Build( );
-  this->SetLookupTable( id, lut );
-}
-
-// -------------------------------------------------------------------------
-int cpExtensions::Visualization::ImageSliceActors::
-GetAxis( ) const
-{
-  if( this->m_SliceMappers.size( ) > 0 )
-    return( this->m_SliceMappers[ 0 ]->GetOrientation( ) );
-  else
-    return( -1 );
-}
-
-// -------------------------------------------------------------------------
-int cpExtensions::Visualization::ImageSliceActors::
-GetSliceNumber( ) const
-{
-  if( this->m_SliceMappers.size( ) > 0 )
-    return( this->m_SliceMappers[ 0 ]->GetSliceNumber( ) );
-  else
-    return( -1 );
+  return( this->m_ImageOutlineActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
 int cpExtensions::Visualization::ImageSliceActors::
-GetSliceNumberMinValue( ) const
+GetOrientation( ) const
 {
-  if( this->m_SliceMappers.size( ) > 0 )
-    return( this->m_SliceMappers[ 0 ]->GetSliceNumberMinValue( ) );
+  if( this->m_WindowLevelImageActor.GetPointer( ) != NULL )
+    return( this->m_WindowLevelImageActor->GetOrientation( ) );
   else
-    return( -1 );
-}
-
-// -------------------------------------------------------------------------
-int cpExtensions::Visualization::ImageSliceActors::
-GetSliceNumberMaxValue( ) const
-{
-  if( this->m_SliceMappers.size( ) > 0 )
-    return( this->m_SliceMappers[ 0 ]->GetSliceNumberMaxValue( ) );
-  else
-    return( -1 );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetSliceNumber( const int& slice )
-{
-  unsigned int nImages = this->m_SliceMappers.size( );
-  if( nImages == 0 )
-    return;
-
-  // Change visualization extent
-  int axis = this->GetAxis( );
-  for( unsigned int i = 0; i < nImages; ++i )
-  {
-    // Update mappers and display bounds
-    this->m_SliceMappers[ i ]->SetSliceNumber( slice );
-    this->m_SliceMappers[ i ]->Modified( );
-    this->m_ImageActors[ i ]->Modified( );
-    this->m_SliceMappers[ i ]->Update( );
-
-    // Update display extent (this isn't done automatically)
-    vtkImageData* image = this->m_SliceMappers[ i ]->GetInput( );
-    int ext[ 6 ];
-    image->GetExtent( ext );
-    ext[ axis << 1 ] = slice;
-    ext[ ( axis << 1 ) + 1 ] = slice;
-    this->m_ImageActors[ i ]->SetDisplayExtent( ext );
-
-  } // rof
-
-  double bnds[ 6 ];
-  this->m_SliceMappers[ 0 ]->GetBounds( bnds );
-  double x0[][ 3 ] =
-  {
-    { bnds[ 0 ], bnds[ 2 ], bnds[ 4 ] },
-    { bnds[ 1 ], bnds[ 3 ], bnds[ 5 ] }
-  };
-  double p0[ 2 ][ 3 ];
-
-  vtkPlane* plane = this->m_SliceMappers[ 0 ]->GetSlicePlane( );
-  plane->GeneralizedProjectPoint( x0[ 0 ], p0[ 0 ] );
-  plane->GeneralizedProjectPoint( x0[ 1 ], p0[ 1 ] );
-
-  bnds[ 0 ] = p0[ 0 ][ 0 ];
-  bnds[ 1 ] = p0[ 1 ][ 0 ];
-  bnds[ 2 ] = p0[ 0 ][ 1 ];
-  bnds[ 3 ] = p0[ 1 ][ 1 ];
-  bnds[ 4 ] = p0[ 0 ][ 2 ];
-  bnds[ 5 ] = p0[ 1 ][ 2 ];
-
-  // Configure visualization and implicit plane orientation
-  this->m_PlaneActor->GetProperty( )->SetRepresentationToWireframe( );
-  this->m_PlaneActor->GetProperty( )->SetLineWidth( 3 );
-  vtkPoints* plane_points = this->m_Plane->GetPoints( );
-  plane_points->SetPoint( 0, bnds[ 0 ], bnds[ 2 ], bnds[ 4 ] );
-  plane_points->SetPoint( 2, bnds[ 1 ], bnds[ 3 ], bnds[ 5 ] );
-  if( axis == 0 || axis == 2 ) // YZ, x-normal
-  {
-    plane_points->SetPoint( 1, bnds[ 1 ], bnds[ 2 ], bnds[ 5 ] );
-    plane_points->SetPoint( 3, bnds[ 0 ], bnds[ 3 ], bnds[ 4 ] );
-    if( axis == 0 )
-      this->m_PlaneActor->GetProperty( )->SetColor( 1, 0, 0 );
-    else
-      this->m_PlaneActor->GetProperty( )->SetColor( 0, 0, 1 );
-  }
-  else if( axis == 1 ) // ZX, y-normal
-  {
-    plane_points->SetPoint( 1, bnds[ 0 ], bnds[ 2 ], bnds[ 5 ] );
-    plane_points->SetPoint( 3, bnds[ 1 ], bnds[ 3 ], bnds[ 4 ] );
-    this->m_PlaneActor->GetProperty( )->SetColor( 0, 1, 0 );
-
-  } // fi
-  this->m_Plane->Modified( );
-  this->m_PlaneMapper->Modified( );
-  this->m_PlaneActor->Modified( );
-
-  // Update text
-  this->UpdateText( );
+    return( 0 );
 }
 
 // -------------------------------------------------------------------------
 void cpExtensions::Visualization::ImageSliceActors::
-SetSlice( double* pos )
+SetImage( vtkImageData* image, int orientation )
 {
-  vtkImageData* image;
-  if( this->m_ImageMaps[ 0 ] != NULL )
-    image =
-      dynamic_cast< vtkImageData* >( this->m_ImageMaps[ 0 ]->GetInput( ) );
-  else
-    image = this->m_SliceMappers[ 0 ]->GetInput( );
+  this->m_WindowLevelImageActor =
+    vtkSmartPointer< WindowLevelImageActor >::New( );
+  this->m_WindowLevelImageActor->SetImage( image );
+  this->m_WindowLevelImageActor->SetOrientation( orientation );
+  this->m_ImageOutlineActor = vtkSmartPointer< ImageOutlineActor >::New( );
+  this->m_LUTImageActor = NULL;
 
-  int ijk[ 3 ];
-  double pcoords[ 3 ];
-  image->ComputeStructuredCoordinates( pos, ijk, pcoords );
-  this->SetSliceNumber( ijk[ this->GetAxis( ) ] );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-UpdateText( )
-{
-  if( this->m_SliceMappers.size( ) > 0 )
-  {
-    char axis;
-    int axId = this->m_SliceMappers[ 0 ]->GetOrientation( );
-    if     ( axId == 0 ) axis = 'X';
-    else if( axId == 1 ) axis = 'Y';
-    else if( axId == 2 ) axis = 'Z';
+  // Put an initial slice
+  int ext[ 6 ];
+  image->GetExtent( ext );
+  this->SetSliceNumber(
+    ext[ this->m_WindowLevelImageActor->GetOrientation( ) << 1 ]
+    );
 
-    std::sprintf(
-      this->m_TextBuffer, "Axis: %c (%d)",
-      axis, this->m_SliceMappers[ 0 ]->GetSliceNumber( )
-      );
-  }
-  else
-    this->m_TextBuffer[ 0 ] = '\0';
-  this->m_TextActor->SetInput( this->m_TextBuffer );
-  this->m_TextActor->Modified( );
-  this->Modified( );
+  // Update collection
+  this->RemoveAllItems( );
+  this->AddItem( this->m_ImageOutlineActor );
+  this->AddItem( this->m_WindowLevelImageActor );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-UpdateText( double pos[ 3 ] )
+unsigned int cpExtensions::Visualization::ImageSliceActors::
+AddLUTImage( vtkImageData* image )
 {
-  if( this->m_SliceMappers.size( ) > 0 )
+  if( this->GetImage( ) != NULL )
   {
-    char axis;
-    int axId = this->m_SliceMappers[ 0 ]->GetOrientation( );
-    if     ( axId == 0 ) axis = 'X';
-    else if( axId == 1 ) axis = 'Y';
-    else if( axId == 2 ) axis = 'Z';
-    int slice = this->GetSliceNumber( );
-
-    vtkImageData* image;
-    if( this->m_ImageMaps[ 0 ] != NULL )
-      image =
-        dynamic_cast< vtkImageData* >( this->m_ImageMaps[ 0 ]->GetInput( ) );
-    else
-      image = this->m_SliceMappers[ 0 ]->GetInput( );
-
-    int ijk[ 3 ];
-    double pcoords[ 3 ];
-    image->ComputeStructuredCoordinates( pos, ijk, pcoords );
-    ijk[ axId ] = slice;
-
-    int ext[ 6 ];
-    image->GetExtent( ext );
-    if(
-      ext[ 0 ] <= ijk[ 0 ] && ijk[ 0 ] <= ext[ 1 ] &&
-      ext[ 2 ] <= ijk[ 1 ] && ijk[ 1 ] <= ext[ 3 ] &&
-      ext[ 4 ] <= ijk[ 2 ] && ijk[ 2 ] <= ext[ 5 ]
-      )
+    if( this->m_LUTImageActor.GetPointer( ) == NULL )
     {
-      int nScl = image->GetNumberOfScalarComponents( );
-      std::stringstream str;
-      str
-        << "[" << ijk[ 0 ]
-        << "," << ijk[ 1 ]
-        << "," << ijk[ 2 ] << "]=(";
-      str <<
-        image->GetScalarComponentAsFloat( ijk[ 0 ], ijk[ 1 ], ijk[ 2 ], 0 );
-      for( int n = 1; n < nScl; ++n )
-        str
-          << " "
-          << image->GetScalarComponentAsFloat(
-            ijk[ 0 ], ijk[ 1 ], ijk[ 2 ], n
-            );
-      str << ")";
-      std::sprintf(
-        this->m_TextBuffer, "Axis: %c (%d)\nPixel %s",
-        axis, slice, str.str( ).c_str( )
-        );
+      this->m_LUTImageActor = vtkSmartPointer< LUTImageActor >::New( );
+      this->m_LUTImageActor->SetOrientation( this->GetOrientation( ) );
+      this->AddItem( this->m_LUTImageActor );
 
     } // fi
+    this->m_LUTImageActor->AddImage( image );
+    return( this->m_LUTImageActor->GetNumberOfImages( ) );
   }
   else
-    this->m_TextBuffer[ 0 ] = '\0';
-  this->m_TextActor->SetInput( this->m_TextBuffer );
-  this->m_TextActor->Modified( );
-  this->Modified( );
+    return( 0 );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-UpdateText( const double& w, const double& l )
+int cpExtensions::Visualization::ImageSliceActors::
+GetSliceNumber( ) const
 {
-  if( this->m_SliceMappers.size( ) > 0 )
-  {
-    char axis;
-    int axId = this->m_SliceMappers[ 0 ]->GetOrientation( );
-    if     ( axId == 0 ) axis = 'X';
-    else if( axId == 1 ) axis = 'Y';
-    else if( axId == 2 ) axis = 'Z';
-
-    std::sprintf(
-      this->m_TextBuffer, "Axis: %c (%d)\nW/L (%.2f/%.2f)",
-      axis, this->m_SliceMappers[ 0 ]->GetSliceNumber( ), w, l
-      );
-  }
-  else
-    this->m_TextBuffer[ 0 ] = '\0';
-  this->m_TextActor->SetInput( this->m_TextBuffer );
-  this->m_TextActor->Modified( );
-  this->Modified( );
+  return( this->m_WindowLevelImageActor->GetSliceNumber( ) );
 }
 
 // -------------------------------------------------------------------------
 void cpExtensions::Visualization::ImageSliceActors::
-Render( const double& t )
+SetSliceNumber( int slice )
 {
-  if( this->m_Window != NULL )
-  {
-    vtkRenderer* renderer =
-      this->m_Window->GetRenderers( )->GetFirstRenderer( );
-    if( renderer != NULL )
-      renderer->SetAllocatedRenderTime( t );
-    this->m_Window->Render( );
+  this->m_WindowLevelImageActor->SetSliceNumber( slice );
+  if( this->m_LUTImageActor.GetPointer( ) != NULL )
+    this->m_LUTImageActor->SetSliceNumber( slice );
 
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-ResetCamera( )
-{
-  if( this->m_Window == NULL )
-    return;
-  vtkRenderer* renderer =
-    this->m_Window->GetRenderers( )->GetFirstRenderer( );
-  if( renderer != NULL )
-    renderer->ResetCamera( );
-#error ACA VOY: reconfigurar la camara alrededor únicamente del plano.
+  double bounds[ 6 ];
+  this->m_WindowLevelImageActor->GetImage( )->GetBounds( bounds );
+  int o = this->m_WindowLevelImageActor->GetOrientation( );
+  double p = this->m_WindowLevelImageActor->GetSlicePlane( )->GetOrigin( )[ o ];
+  this->m_ImageOutlineActor->SetBounds( o, p, bounds );
 }
 
 // -------------------------------------------------------------------------
 cpExtensions::Visualization::ImageSliceActors::
 ImageSliceActors( )
-  : Superclass( ),
-    m_Window( NULL ),
-    m_Interpolate( false )
+  : Superclass( )
 {
-  this->Clear( );
-  this->_ConfigureStyle( );
 }
 
 // -------------------------------------------------------------------------
@@ -1080,267 +171,4 @@ cpExtensions::Visualization::ImageSliceActors::
 {
 }
 
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_ConfigureStyle( )
-{
-  // Connect this view with a controller
-  this->m_Style = vtkSmartPointer< TStyle >::New( );
-  this->m_Style->AddMouseMoveCommand( Self::_MouseMoveCommand, this );
-  this->m_Style->AddMouseClickCommand( Self::_MouseClickCommand, this );
-  this->m_Style->AddMouseWheelCommand( Self::_MouseWheelCommand, this );
-  this->m_Style->AddKeyCommand( Self::_KeyCommand, this );
-  this->m_Style->AddEnterCommand( Self::_EnterCommand, this );
-  this->m_Style->AddLeaveCommand( Self::_LeaveCommand, this );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_ConfigureNewLUT( vtkImageData* data )
-{
-  // Does the new LUT is a window-level one?
-  unsigned int nImgs = this->m_ImageMaps.size( );
-  unsigned int nCmps = data->GetNumberOfScalarComponents( );
-
-  if( nCmps > 1 )
-  {
-    this->m_ImageMaps.push_back( NULL );
-    return;
-
-  } // fi
-
-  // Create LUT filter
-  this->m_ImageMaps.push_back( vtkSmartPointer< vtkImageMapToColors >::New( ) );
-  if( nImgs == 0 )
-  {
-    double range[ 2 ];
-    data->GetScalarRange( range );
-    vtkSmartPointer< vtkWindowLevelLookupTable > lut =
-      vtkSmartPointer< vtkWindowLevelLookupTable >::New( );
-    lut->SetScaleToLinear( );
-    lut->SetTableRange( range );
-    lut->SetWindow( range[ 1 ] - range[ 0 ] );
-    lut->SetLevel( ( range[ 1 ] + range[ 0 ] ) / double( 2 ) );
-    lut->Build( );
-    this->m_ImageMaps[ 0 ]->SetLookupTable( lut );
-  }
-  else
-    this->SetLookupTableAsColor( nImgs, 1, 0, 0 );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_ConfigureNewInput( int axis )
-{
-  unsigned int nImages = this->m_ImageActors.size( );
-
-  // Configure mapper
-  vtkImageSliceMapper* mapper = this->m_SliceMappers[ nImages ];
-  if( nImages == 0 )
-    mapper->SetOrientation( axis );
-  else
-    mapper->SetOrientation( this->m_SliceMappers[ 0 ]->GetOrientation( ) );
-  mapper->Update( );
-
-  // Create actor
-  vtkSmartPointer< vtkImageActor > actor =
-    vtkSmartPointer< vtkImageActor >::New( );
-  this->m_ImageActors.push_back( actor );
-  actor->SetMapper( mapper );
-  actor->SetInterpolate( this->m_Interpolate );
-  actor->Modified( );
-
-  if( nImages == 0 )
-    this->m_Style->AssociateImageActor( actor );
-  this->AddItem( actor );
-
-  if( nImages > 1 )
-    this->SetSliceNumber( this->GetSliceNumber( ) );
-  else
-    this->SetSliceNumber( this->GetSliceNumberMaxValue( ) );
-  this->ResetCursor( );
-  this->Modified( );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_MouseMoveCommand(
-  void* data, const TStyle::ButtonID& btn, int* idx, double* pos,
-  bool alt, bool ctr, bool sft
-  )
-{
-  ImageSliceActors* actors = reinterpret_cast< ImageSliceActors* >( data );
-  if( actors == NULL )
-    return;
-
-  if( btn == TStyle::ButtonID_None )
-  {
-    // Just show the pixel information
-    actors->SetCursor( pos );
-    actors->UpdateText( pos );
-    actors->Render( 1e-3 );
-  }
-  else if( btn == TStyle::ButtonID_Left )
-  {
-    if( !alt && ctr && !sft )
-    {
-      // Interactively move slices
-      auto i = actors->m_SlicesCommands.begin( );
-      for( ; i != actors->m_SlicesCommands.end( ); ++i )
-        i->first( pos, actors->GetAxis( ), i->second );
-      actors->Render( 1e-3 );
-
-    } // fi
-  }
-  else if( btn == TStyle::ButtonID_Right )
-  {
-    if( !alt && !ctr && sft )
-    {
-      // Change image window level
-      double bounds[ 6 ];
-      actors->m_SliceMappers[ 0 ]->GetBounds( bounds );
-
-      int a0 = actors->GetAxis( );
-      int a1 = ( a0 + 1 ) % 3;
-      int a2 = ( a0 + 2 ) % 3;
-      double dx = pos[ a1 ] - actors->m_StartWindowLevelPos[ a1 ];
-      double dy = pos[ a2 ] - actors->m_StartWindowLevelPos[ a2 ];
-      dx /= bounds[ ( a1 << 1 ) + 1 ] - bounds[ a1 << 1 ];
-      dy /= bounds[ ( a2 << 1 ) + 1 ] - bounds[ a2 << 1 ];
-
-      dx *= actors->m_StartWindowLevel[ 0 ];
-      dy *= actors->m_StartWindowLevel[ 1 ];
-      dx += actors->m_StartWindowLevel[ 0 ];
-      dy += actors->m_StartWindowLevel[ 1 ];
-      actors->SetWindowLevel( dx, dy );
-      actors->Render( 1e-3 );
-
-      // Associate objects
-      auto i = actors->m_WindowLevelCommands.begin( );
-      for( ; i != actors->m_WindowLevelCommands.end( ); ++i )
-        i->first( dx, dy, i->second );
-      
-    } // fi
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_MouseClickCommand(
-  void* data, const TStyle::ButtonID& btn, int* idx, double* pos,
-  bool alt, bool ctr, bool sft
-  )
-{
-  ImageSliceActors* actors = reinterpret_cast< ImageSliceActors* >( data );
-  if( actors == NULL )
-    return;
-
-  actors->m_StartWindowLevelPos[ 0 ] = pos[ 0 ];
-  actors->m_StartWindowLevelPos[ 1 ] = pos[ 1 ];
-  actors->m_StartWindowLevelPos[ 2 ] = pos[ 2 ];
-  actors->m_StartWindowLevel[ 0 ] = actors->GetWindow( );
-  actors->m_StartWindowLevel[ 1 ] = actors->GetLevel( );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_MouseWheelCommand(
-  void* data, const int& dir,
-  bool alt, bool ctr, bool sft
-  )
-{
-  ImageSliceActors* actors = reinterpret_cast< ImageSliceActors* >( data );
-  if( actors == NULL )
-    return;
-
-  if( !alt && !ctr )
-  {
-    int slice = actors->GetSliceNumber( ) + ( dir * ( ( sft )? 10: 1 ) );
-    if( slice < actors->GetSliceNumberMinValue( ) )
-      slice = actors->GetSliceNumberMinValue( );
-    if( slice > actors->GetSliceNumberMaxValue( ) )
-      slice = actors->GetSliceNumberMaxValue( );
-    actors->SetSliceNumber( slice );
-
-    auto a = actors->m_AssociatedSlices.begin( );
-    for( ; a != actors->m_AssociatedSlices.end( ); ++a )
-    {
-      ( *a )->SetSliceNumber( slice );
-      ( *a )->Render( 1e-3 );
-
-    } // rof
-    actors->Render( 1e-3 );
-    
-    // Associate objects
-    auto i = actors->m_RenderCommands.begin( );
-    for( ; i != actors->m_RenderCommands.end( ); ++i )
-      i->first( i->second );
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_KeyCommand( void* data, const char& key )
-{
-  ImageSliceActors* actors = reinterpret_cast< ImageSliceActors* >( data );
-  if( actors == NULL )
-    return;
-
-  switch( key )
-  {
-  case 'r': case 'R':
-  {
-    actors->ResetCamera( );
-    actors->Render( 1e-3 );
-
-    // Associate objects
-    auto i = actors->m_RenderCommands.begin( );
-    for( ; i != actors->m_RenderCommands.end( ); ++i )
-      i->first( i->second );
-  }
-  break;
-  case 'w': case 'W':
-  {
-    actors->ResetWindowLevel( );
-    actors->Render( 1e-3 );
-
-    // Associate objects
-    auto i = actors->m_RenderCommands.begin( );
-    for( ; i != actors->m_RenderCommands.end( ); ++i )
-      i->first( i->second );
-  }
-  break;
-  default:
-    break;
-  } // hctiws
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_EnterCommand( void* data )
-{
-  ImageSliceActors* actors = reinterpret_cast< ImageSliceActors* >( data );
-  if( actors == NULL )
-    return;
-
-  actors->ResetCursor( );
-  actors->m_CursorActor->VisibilityOn( );
-  actors->Render( 1e-3 );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_LeaveCommand( void* data )
-{
-  ImageSliceActors* actors = reinterpret_cast< ImageSliceActors* >( data );
-  if( actors == NULL )
-    return;
-
-  actors->ResetCursor( );
-  actors->m_CursorActor->VisibilityOff( );
-  actors->Render( 1e-3 );
-}
-
 // eof - $RCSfile$