X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=lib%2FcpExtensions%2FVisualization%2FImageSliceActors.cxx;h=6d67a66c62ee64f05e8bbaf8c020b5840c4dc463;hb=bbf5fdea58d522fe9385f8cb506100e062348fe6;hp=2254ac9501169b8a7e729dc8c684a1c559a04ec5;hpb=ebbbc4c90ed0e4814d360686e8d4b6aab509914c;p=cpPlugins.git

diff --git a/lib/cpExtensions/Visualization/ImageSliceActors.cxx b/lib/cpExtensions/Visualization/ImageSliceActors.cxx
index 2254ac9..6d67a66 100644
--- a/lib/cpExtensions/Visualization/ImageSliceActors.cxx
+++ b/lib/cpExtensions/Visualization/ImageSliceActors.cxx
@@ -1,14 +1,10 @@
 #include <cpExtensions/Visualization/ImageSliceActors.h>
+#include <cpExtensions/Visualization/ImageOutlineActor.h>
+#include <cpExtensions/Visualization/LUTImageActor.h>
+#include <cpExtensions/Visualization/WindowLevelImageActor.h>
 
-#include <sstream>
-#include <vtkCamera.h>
 #include <vtkImageData.h>
-#include <vtkImageProperty.h>
 #include <vtkPlane.h>
-#include <vtkProperty.h>
-#include <vtkRenderer.h>
-#include <vtkRenderWindow.h>
-#include <vtkTextProperty.h>
 
 // -------------------------------------------------------------------------
 cpExtensions::Visualization::ImageSliceActors::
@@ -18,367 +14,155 @@ New( )
   return( new Self( ) );
 }
 
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-Clear( )
-{
-  this->RemoveAllItems( );
-
-  // Main image
-  this->m_Mapper = vtkSmartPointer< vtkImageSliceMapper >::New( );
-  this->m_Actor = vtkSmartPointer< vtkImageActor >::New( );
-  this->m_Actor->SetMapper( this->m_Mapper );
-
-  // Cursor
-  this->m_Cursor.Create( );
-  this->m_Cursor.Actor->GetProperty( )->SetColor( 1, 1, 0 );
-
-  // Text
-  this->m_TextBuffer[ 0 ] = '\0';
-  this->m_TextActor = vtkSmartPointer< vtkTextActor >::New( );
-  this->m_TextActor->SetTextScaleModeToNone( );
-  vtkTextProperty* textprop = this->m_TextActor->GetTextProperty( );
-  textprop->SetColor( 1, 1, 0 );
-  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, 0.05 );
-
-  // Configure style
-  vtkSmartPointer< TStyle > st = vtkSmartPointer< TStyle >::New( );
-  st->SetAssociatedObject( this );
-  st->AddMouseMoveCommand( Self::_MouseMoveCommand, this );
-  st->AddMouseClickCommand( Self::_MouseClickCommand, this );
-  st->AddMouseWheelCommand( Self::_MouseWheelCommand, this );
-  st->AddKeyCommand( Self::_KeyCommand, this );
-  st->AddEnterCommand( Self::_EnterCommand, this );
-  st->AddLeaveCommand( Self::_LeaveCommand, this );
-  this->m_Style = st;
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetInputConnection( vtkAlgorithmOutput* aout, int orientation )
-{
-  if( aout == NULL )
-    return;
-  this->m_Mapper->SetInputConnection( aout );
-  this->_ConfigureInput( orientation );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetInputData( vtkImageData* data, int orientation )
-{
-  if( data == NULL )
-    return;
-  this->m_Mapper->SetInputData( data );
-  this->_ConfigureInput( orientation );
-}
-
 // -------------------------------------------------------------------------
 vtkImageData* cpExtensions::Visualization::ImageSliceActors::
-GetInputData( )
+GetImage( )
 {
-  if( this->m_Mapper.GetPointer( ) != NULL )
-    return( this->m_Mapper->GetInput( ) );
+  if( this->m_WindowLevelImageActor.GetPointer( ) != NULL )
+    return( this->m_WindowLevelImageActor->GetImage( ) );
   else
     return( NULL );
 }
 
 // -------------------------------------------------------------------------
-vtkImageActor* cpExtensions::Visualization::ImageSliceActors::
-GetImageActor( )
-{
-  return( this->m_Actor.GetPointer( ) );
-}
-
-// -------------------------------------------------------------------------
-const vtkImageActor* cpExtensions::Visualization::ImageSliceActors::
-GetImageActor( ) const
+const vtkImageData* cpExtensions::Visualization::ImageSliceActors::
+GetImage( ) const
 {
-  return( this->m_Actor.GetPointer( ) );
+  if( this->m_WindowLevelImageActor.GetPointer( ) != NULL )
+    return( this->m_WindowLevelImageActor->GetImage( ) );
+  else
+    return( NULL );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-AddMesh( vtkPolyData* mesh )
+cpExtensions::Visualization::
+WindowLevelImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetWindowLevelImageActor( )
 {
-  SourceActor< vtkCutter > a;
-  a.Create( );
-  a.Source->SetInputData( mesh );
-  a.Source->SetCutFunction( this->m_Mapper->GetSlicePlane( ) );
-  a.Source->SetValue( 0, 0 );
-  a.Source->GenerateTrianglesOff( );
-  a.Source->Update( );
-  a.Modified( );
-  this->m_Meshes[ mesh ] = a;
-  this->AddItem( a.Actor );
-
-  auto ren = this->m_Style->GetCurrentRenderer( );
-  if( ren != NULL )
-    if( ren->HasViewProp( this->m_Actor ) )
-      ren->AddViewProp( a.Actor );
+  return( this->m_WindowLevelImageActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-AssociateSlice( Self* slice )
+const cpExtensions::Visualization::
+WindowLevelImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetWindowLevelImageActor( ) const
 {
-  this->m_AssociatedSlices.push_back( slice );
-  this->Modified( );
+  return( this->m_WindowLevelImageActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-CleanAssociatedSlices( )
+cpExtensions::Visualization::
+LUTImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetLUTImageActor( )
 {
-  this->m_AssociatedSlices.clear( );
-  this->Modified( );
+  return( this->m_LUTImageActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-cpExtensions::Interaction::ImageInteractorStyle*
-cpExtensions::Visualization::ImageSliceActors::
-GetStyle( )
+const cpExtensions::Visualization::
+LUTImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetLUTImageActor( ) const
 {
-  return( dynamic_cast< TStyle* >( this->m_Style.GetPointer( ) ) );
+  return( this->m_LUTImageActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetStyle( vtkInteractorStyle* st )
+cpExtensions::Visualization::
+ImageOutlineActor* cpExtensions::Visualization::ImageSliceActors::
+GetImageOutlineActor( )
 {
-  this->m_Style = st;
-  this->Modified( );
+  return( this->m_ImageOutlineActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-PushInto( vtkRenderer* ren )
-{
-  this->InitTraversal( );
-  vtkProp* prop;
-  while( ( prop = this->GetNextProp( ) ) != NULL )
-    ren->AddViewProp( prop );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-PopFrom( vtkRenderer* ren )
+const cpExtensions::Visualization::
+ImageOutlineActor* cpExtensions::Visualization::ImageSliceActors::
+GetImageOutlineActor( ) const
 {
-  this->InitTraversal( );
-  vtkProp* prop;
-  while( ( prop = this->GetNextProp( ) ) != NULL )
-    ren->RemoveViewProp( prop );
+  return( this->m_ImageOutlineActor.GetPointer( ) );
 }
 
 // -------------------------------------------------------------------------
-long cpExtensions::Visualization::ImageSliceActors::
-GetSliceNumber( ) const
+int cpExtensions::Visualization::ImageSliceActors::
+GetOrientation( ) const
 {
-  if( this->m_Mapper.GetPointer( ) != NULL )
-    return( this->m_Mapper->GetSliceNumber( ) );
+  if( this->m_WindowLevelImageActor.GetPointer( ) != NULL )
+    return( this->m_WindowLevelImageActor->GetOrientation( ) );
   else
-    return( -1 );
+    return( 0 );
 }
 
 // -------------------------------------------------------------------------
 void cpExtensions::Visualization::ImageSliceActors::
-SetSliceNumber( long slice )
+SetImage( vtkImageData* image, int orientation )
 {
-  if( this->m_Mapper.GetPointer( ) == NULL )
-    return;
-
-  // Get orientation
-  int a = this->m_Mapper->GetOrientation( );
+  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;
 
-  // Check extent
+  // Put an initial slice
   int ext[ 6 ];
-  this->m_Mapper->GetInput( )->GetExtent( ext );
-  long rs = slice;
-  rs = ( rs > ext[ a << 1 ] )? rs: ext[ a << 1 ];
-  rs = ( rs < ext[ ( a << 1 ) + 1 ] )? rs: ext[ ( a << 1 ) + 1 ];
-
-  // Update pipeline
-  this->m_Mapper->SetSliceNumber( rs );
-
-  // Update display extent (this isn't done automatically)
-  ext[ a << 1 ] = ext[ ( a << 1 ) + 1 ] = rs;
-  this->m_Actor->SetDisplayExtent( ext );
+  image->GetExtent( ext );
+  this->SetSliceNumber(
+    ext[ this->m_WindowLevelImageActor->GetOrientation( ) << 1 ]
+    );
 
-  this->m_Mapper->Modified( );
-  this->m_Actor->Modified( );
-  this->_ConfigureCursor( );
-  this->Modified( );
+  // Update collection
+  this->RemoveAllItems( );
+  this->AddItem( this->m_ImageOutlineActor );
+  this->AddItem( this->m_WindowLevelImageActor );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-ShowPixelText( double* pos )
+unsigned int cpExtensions::Visualization::ImageSliceActors::
+AddLUTImage( vtkImageData* image )
 {
-  if( this->m_Mapper.GetPointer( ) != NULL )
+  if( this->GetImage( ) != NULL )
   {
-    char axis;
-    int axId = this->m_Mapper->GetOrientation( );
-    if     ( axId == 0 ) axis = 'X';
-    else if( axId == 1 ) axis = 'Y';
-    else if( axId == 2 ) axis = 'Z';
-    long slice = this->GetSliceNumber( );
-
-    vtkImageData* image = this->m_Actor->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 << ")";
+      this->m_LUTImageActor = vtkSmartPointer< LUTImageActor >::New( );
+      this->m_LUTImageActor->SetOrientation( this->GetOrientation( ) );
+      this->AddItem( this->m_LUTImageActor );
 
-#if defined(WIN32)
-      sprintf_s(
-        this->m_TextBuffer, MAX_TEXT_BUFFER, "Axis: %c (%d)\nPixel %s",
-        axis, slice, str.str( ).c_str( )
-        );
-#else // defined(WIN32)
-      std::sprintf(
-        this->m_TextBuffer, "Axis: %c (%ld)\nPixel %s",
-        axis, slice, str.str( ).c_str( )
-        );
-#endif // defined(WIN32)
     } // 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( );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-GetScalarRange( double r[ 2 ] ) const
-{
-  r[ 0 ] = this->m_ScalarRange[ 0 ];
-  r[ 1 ] = this->m_ScalarRange[ 1 ];
+    return( 0 );
 }
 
 // -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetScalarRange( const double& a, const double& b )
-{
-  this->m_ManualScalarRange = true;
-  this->m_ScalarRange[ 0 ] = a;
-  this->m_ScalarRange[ 1 ] = b;
-  this->SetWindowLevel( 1, 0.5 );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-UnsetScalarRange( )
+int cpExtensions::Visualization::ImageSliceActors::
+GetSliceNumber( ) const
 {
-  auto image = this->m_Actor->GetInput( );
-  if( image != NULL )
-  {
-    double r[ 2 ];
-    image->GetScalarRange( r );
-    this->SetScalarRange( r[ 0 ], r[ 1 ] );
-
-  } // fi
-  this->m_ManualScalarRange = false;
+  return( this->m_WindowLevelImageActor->GetSliceNumber( ) );
 }
 
 // -------------------------------------------------------------------------
 void cpExtensions::Visualization::ImageSliceActors::
-SetWindowLevel( const double& w, const double& l )
-{
-  static const double _0 = double( 0 );
-  static const double _1 = double( 1 );
-
-  double rw = ( w < _0 )? _0: ( ( w > _1 )? _1: w );
-  double rl = ( l < _0 )? _0: ( ( l > _1 )? _1: l );
-
-  double d = this->m_ScalarRange[ 1 ] - this->m_ScalarRange[ 0 ];
-  rw *= d;
-  rl *= d;
-  rl += this->m_ScalarRange[ 0 ];
-
-  if( this->m_Actor.GetPointer( ) != NULL )
-  {
-    this->m_Actor->GetProperty( )->SetColorWindow( rw );
-    this->m_Actor->GetProperty( )->SetColorLevel( rl );
-    this->Modified( );
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-double cpExtensions::Visualization::ImageSliceActors::
-GetWindow( ) const
+SetSliceNumber( int slice )
 {
-  if( this->m_Actor.GetPointer( ) != NULL )
-    return( this->m_Actor->GetProperty( )->GetColorWindow( ) );
-  else
-    return( double( 0 ) );
-}
+  this->m_WindowLevelImageActor->SetSliceNumber( slice );
+  if( this->m_LUTImageActor.GetPointer( ) != NULL )
+    this->m_LUTImageActor->SetSliceNumber( slice );
 
-// -------------------------------------------------------------------------
-double cpExtensions::Visualization::ImageSliceActors::
-GetLevel( ) const
-{
-  if( this->m_Actor.GetPointer( ) != NULL )
-    return( this->m_Actor->GetProperty( )->GetColorLevel( ) );
-  else
-    return( double( 0 ) );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-Render( )
-{
-  auto ren = this->m_Style->GetCurrentRenderer( );
-  if( ren == NULL )
-    return;
-  auto win = ren->GetRenderWindow( );
-  if( win == NULL )
-    return;
-  win->Render( );
+  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_ManualScalarRange( false )
+  : Superclass( )
 {
-  this->Clear( );
 }
 
 // -------------------------------------------------------------------------
@@ -387,256 +171,4 @@ cpExtensions::Visualization::ImageSliceActors::
 {
 }
 
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_ConfigureInput( int orientation )
-{
-  // Prepare main image
-  this->m_Mapper->SetOrientation( orientation );
-  this->m_Mapper->Update( );
-  this->m_Actor->GetProperty( )->SetOpacity( 0.8 );
-  this->m_Actor->Modified( );
-  auto st = this->GetStyle( );
-  if( st != NULL )
-    st->AssociateImageActor( this->m_Actor );
-  this->AddItem( this->m_Actor );
-
-  // Prepare main cursor
-  this->_ConfigureCursor( );
-  this->AddItem( this->m_Cursor.Actor );
-
-  // Prepare window/level
-  if( !( this->m_ManualScalarRange ) )
-    this->UnsetScalarRange( );
-
-  // Add all other actors
-  this->AddItem( this->m_TextActor );
-
-  // Put it in the first slice
-  auto image = this->m_Mapper->GetInput( );
-  int ext[ 6 ];
-  image->GetExtent( ext );
-  this->SetSliceNumber( ext[ orientation << 1 ] );
-
-  /*
-    if( this->m_Style.GetPointer( ) != NULL )
-    this->AddItem( this->m_Actor );
-
-    this->SetSliceNumber( this->GetSliceNumberMinValue( ) );
-    this->ResetCursor( );
-    this->Modified( );
-
-    // Reset cursors
-    this->ResetCursor( );
-    this->ResetAxesCursor( );
-
-    // Update window/level ranges
-    vtkImageData* data = this->GetInputImage( );
-    if( data != NULL )
-    {
-    double r[ 2 ];
-    data->GetScalarRange( r );
-    this->m_WLRange[ 0 ] = double( 0 );
-    this->m_WLRange[ 1 ] = r[ 1 ] - r[ 0 ];
-    this->m_WLRange[ 2 ] = r[ 0 ];
-    this->m_WLRange[ 3 ] = r[ 1 ];
-    this->ResetWindowLevel( );
-
-    // Configure blender
-    this->m_BlenderBase = vtkSmartPointer< vtkImageData >::New( );
-    this->m_BlenderBase->ShallowCopy( data );
-    this->m_BlenderBase->AllocateScalars( VTK_UNSIGNED_CHAR, 1 );
-    std::memset(
-    this->m_BlenderBase->GetScalarPointer( ), 0,
-    this->m_BlenderBase->GetActualMemorySize( )
-    );
-    this->m_Blender->AddInputData( this->m_BlenderBase );
-
-    } // fi
-  */
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_ConfigureCursor( )
-{
-  int a = this->m_Mapper->GetOrientation( );
-  double bounds[ 6 ];
-  this->m_Actor->GetBounds( bounds );
-  bounds[   a << 1       ] += 1e-5;
-  bounds[ ( a << 1 ) + 1 ] += 1e-5;
-
-  this->m_Cursor.Source->SetModelBounds( bounds );
-  this->m_Cursor.Source->AllOn( );
-  this->m_Cursor.Actor->GetProperty( )->SetOpacity( 1 );
-  this->m_Cursor.Actor->GetProperty( )->SetLineWidth( 3 );
-  this->m_Cursor.Modified( );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_MouseMoveCommand(
-  void* data,
-  const TStyle::ButtonID& btn,
-  int* idx, double* pos,
-  bool alt, bool ctr, bool sft
-  )
-{
-  ImageSliceActors* self = reinterpret_cast< ImageSliceActors* >( data );
-  if( self == NULL )
-    return;
-
-  if( btn == TStyle::ButtonID_None )
-  {
-    self->ShowPixelText( pos );
-    self->m_Cursor.Source->SetFocalPoint( pos );
-    self->m_Cursor.Source->Modified( );
-    self->m_Cursor.Modified( );
-    self->Render( );
-  }
-  else if( btn == TStyle::ButtonID_Right )
-  {
-    if( !alt && !ctr && sft )
-    {
-      int a0 = self->m_Mapper->GetOrientation( );
-      int a1 = ( a0 + 1 ) % 3;
-      int a2 = ( a0 + 2 ) % 3;
-      double dx = pos[ a1 ] - self->m_StartMouseEvent[ a1 ];
-      double dy = pos[ a2 ] - self->m_StartMouseEvent[ a2 ];
-      double bounds[ 6 ];
-      self->m_Actor->GetBounds( bounds );
-      dx /= bounds[ ( a1 << 1 ) + 1 ] - bounds[ a1 << 1 ];
-      dy /= bounds[ ( a2 << 1 ) + 1 ] - bounds[ a2 << 1 ];
-      double w = self->m_StartWindow + dx;
-      double l = self->m_StartLevel + dy;
-
-      self->SetWindowLevel( w, l );
-      self->Render( );
-      for(
-        auto aIt = self->m_AssociatedSlices.begin( );
-        aIt != self->m_AssociatedSlices.end( );
-        ++aIt
-        )
-      {
-        ( *aIt )->SetWindowLevel( w, l );
-        ( *aIt )->Render( );
-
-      } // rof
-
-    } // fi
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_MouseClickCommand(
-  void* data,
-  const TStyle::ButtonID& btn,
-  int* idx, double* pos,
-  bool alt, bool ctr, bool sft
-  )
-{
-  ImageSliceActors* self = reinterpret_cast< ImageSliceActors* >( data );
-  if( self == NULL )
-    return;
-
-  self->m_StartMouseEvent[ 0 ] = pos[ 0 ];
-  self->m_StartMouseEvent[ 1 ] = pos[ 1 ];
-  self->m_StartMouseEvent[ 2 ] = pos[ 2 ];
-
-  if( btn == TStyle::ButtonID_Right )
-  {
-    if( !alt && !ctr && sft )
-    {
-      double r[ 2 ];
-      self->GetScalarRange( r );
-      double d = r[ 1 ] - r[ 0 ];
-      self->m_StartWindow = self->GetWindow( ) / d;
-      self->m_StartLevel = ( self->GetLevel( ) - r[ 0 ] ) / d;
-
-    } // fi
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_MouseWheelCommand(
-  void* data,
-  const int& dir, bool alt, bool ctr, bool sft
-  )
-{
-  ImageSliceActors* self = reinterpret_cast< ImageSliceActors* >( data );
-  if( self == NULL )
-    return;
-  auto ren = self->m_Style->GetCurrentRenderer( );
-  if( ren == NULL )
-    return;
-  auto cam = ren->GetActiveCamera( );
-  if( cam == NULL )
-    return;
-  auto win = ren->GetRenderWindow( );
-  if( win == NULL )
-    return;
-
-  // Get previous values
-  int a = self->m_Mapper->GetOrientation( );
-  double bounds[ 6 ];
-  self->m_Actor->GetBounds( bounds );
-  double prev_pos = bounds[ a << 1 ];
-
-  // Move slice
-  long slice = self->GetSliceNumber( ) + dir * ( ( sft )? 10: 1 );
-  self->SetSliceNumber( slice );
-  self->m_Actor->GetBounds( bounds );
-
-  // Reset camera
-  double cam_pos[ 3 ];
-  cam->GetPosition( cam_pos );
-  cam_pos[ a ] += bounds[ a << 1 ] - prev_pos;
-  cam->SetPosition( cam_pos );
-
-  // Update text
-  self->ShowPixelText( self->m_Cursor.Source->GetFocalPoint( ) );
-
-  // Update all
-  win->Render( );
-  for(
-    auto aIt = self->m_AssociatedSlices.begin( );
-    aIt != self->m_AssociatedSlices.end( );
-    ++aIt
-    )
-  {
-    if( ( *aIt )->m_Mapper->GetOrientation( ) == a )
-    {
-      ( *aIt )->SetSliceNumber( slice );
-      ( *aIt )->Render( );
-
-    } // fi
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_KeyCommand(
-  void* data,
-  const char& key
-  )
-{
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_EnterCommand( void* data )
-{
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_LeaveCommand( void* data )
-{
-}
-
 // eof - $RCSfile$