#include <cpExtensions/Visualization/ImageSliceActors.h>
+#include <cpExtensions/Visualization/ImageOutlineActor.h>
+#include <cpExtensions/Visualization/LUTImageActor.h>
+#include <cpExtensions/Visualization/WindowLevelImageActor.h>
-#include <vtkAlgorithmOutput.h>
-#include <vtkCellArray.h>
#include <vtkImageData.h>
-#include <vtkInformation.h>
#include <vtkPlane.h>
-#include <vtkPoints.h>
-#include <vtkProperty.h>
-#include <vtkStreamingDemandDrivenPipeline.h>
-#include <vtkTextProperty.h>
// -------------------------------------------------------------------------
-cpExtensions::Visualization::ImageSliceActors*
cpExtensions::Visualization::ImageSliceActors::
+Self* cpExtensions::Visualization::ImageSliceActors::
New( )
{
return( new Self( ) );
}
// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-AddInputConnection( vtkAlgorithmOutput* aout, int axis )
-{
- vtkSmartPointer< vtkImageSliceMapper > mapper =
- vtkSmartPointer< vtkImageSliceMapper >::New( );
- this->SliceMappers.push_back( mapper );
- mapper->SetInputConnection( aout );
- this->_ConfigureNewInput( axis );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-AddInputData( vtkImageData* data, int axis )
-{
- vtkSmartPointer< vtkImageSliceMapper > mapper =
- vtkSmartPointer< vtkImageSliceMapper >::New( );
- this->SliceMappers.push_back( mapper );
- mapper->SetInputData( data );
- this->_ConfigureNewInput( axis );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-Clear( )
-{
- // Unbind from container
- this->RemoveAllItems( );
-
- // Delete all images
- this->SliceMappers.clear( );
- this->ImageActors.clear( );
-
- // Reconfigure unique objects
- this->PlaneSource = vtkSmartPointer< vtkPolyData >::New( );
- this->PlaneMapper = vtkSmartPointer< vtkPolyDataMapper >::New( );
- this->TextActor = vtkSmartPointer< vtkTextActor >::New( );
- this->PlaneActor = vtkSmartPointer< vtkActor >::New( );
- this->TextBuffer[ 0 ] = '\0';
-
- // Unique objects configuration
- 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->PlaneSource->SetPoints( plane_points );
- this->PlaneSource->SetLines( plane_lines );
-
- this->PlaneMapper->SetInputData( this->PlaneSource );
- this->PlaneActor->SetMapper( this->PlaneMapper );
-
- this->TextActor->SetTextScaleModeToNone( );
- vtkTextProperty* textprop = this->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->TextActor->GetPositionCoordinate( );
- coord->SetCoordinateSystemToNormalizedViewport( );
- coord->SetValue( 0.01, 0.01 );
-}
-
-// -------------------------------------------------------------------------
-unsigned int cpExtensions::Visualization::ImageSliceActors::
-GetNumberOfImageActors( ) const
+vtkImageData* cpExtensions::Visualization::ImageSliceActors::
+GetImage( )
{
- return( this->ImageActors.size( ) );
-}
-
-// -------------------------------------------------------------------------
-vtkImageActor* cpExtensions::Visualization::ImageSliceActors::
-GetImageActor( unsigned int id )
-{
- if( id < this->ImageActors.size( ) )
- return( this->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
+const vtkImageData* cpExtensions::Visualization::ImageSliceActors::
+GetImage( ) const
{
- if( id < this->ImageActors.size( ) )
- return( this->ImageActors[ id ] );
+ if( this->m_WindowLevelImageActor.GetPointer( ) != NULL )
+ return( this->m_WindowLevelImageActor->GetImage( ) );
else
return( NULL );
}
// -------------------------------------------------------------------------
-vtkTextActor* cpExtensions::Visualization::ImageSliceActors::
-GetTextActor( )
+cpExtensions::Visualization::
+WindowLevelImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetWindowLevelImageActor( )
{
- return( this->TextActor );
+ return( this->m_WindowLevelImageActor.GetPointer( ) );
}
// -------------------------------------------------------------------------
-const vtkTextActor* cpExtensions::Visualization::ImageSliceActors::
-GetTextActor( ) const
+const cpExtensions::Visualization::
+WindowLevelImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetWindowLevelImageActor( ) const
{
- return( this->TextActor );
+ return( this->m_WindowLevelImageActor.GetPointer( ) );
}
// -------------------------------------------------------------------------
-vtkActor* cpExtensions::Visualization::ImageSliceActors::
-GetPlaneActor( )
+cpExtensions::Visualization::
+LUTImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetLUTImageActor( )
{
- return( this->PlaneActor );
+ return( this->m_LUTImageActor.GetPointer( ) );
}
// -------------------------------------------------------------------------
-const vtkActor* cpExtensions::Visualization::ImageSliceActors::
-GetPlaneActor( ) const
+const cpExtensions::Visualization::
+LUTImageActor* cpExtensions::Visualization::ImageSliceActors::
+GetLUTImageActor( ) const
{
- return( this->PlaneActor );
+ return( this->m_LUTImageActor.GetPointer( ) );
}
// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetInterpolate( bool v )
+cpExtensions::Visualization::
+ImageOutlineActor* cpExtensions::Visualization::ImageSliceActors::
+GetImageOutlineActor( )
{
- if( this->Interpolate != v )
- {
- for( unsigned int i = 0; i < this->ImageActors.size( ); ++i )
- this->ImageActors[ i ]->SetInterpolate( v );
- this->Interpolate = v;
- this->Modified( );
-
- } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-InterpolateOn( )
-{
- this->SetInterpolate( true );
+ return( this->m_ImageOutlineActor.GetPointer( ) );
}
// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-InterpolateOff( )
+const cpExtensions::Visualization::
+ImageOutlineActor* cpExtensions::Visualization::ImageSliceActors::
+GetImageOutlineActor( ) const
{
- this->SetInterpolate( false );
-}
-
-// -------------------------------------------------------------------------
-double* cpExtensions::Visualization::ImageSliceActors::
-GetDisplayBounds( ) const
-{
- if( this->ImageActors.size( ) > 0 )
- return( this->ImageActors[ 0 ]->GetDisplayBounds( ) );
- else
- return( NULL );
-}
-
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-GetDisplayBounds( double bounds[ 6 ] ) const
-{
- if( this->ImageActors.size( ) == 0 )
- {
- bounds[ 0 ] = bounds[ 2 ] = bounds[ 4 ] = double( -1 );
- bounds[ 1 ] = bounds[ 3 ] = bounds[ 5 ] = double( -1 );
- }
- else
- this->ImageActors[ 0 ]->GetDisplayBounds( bounds );
+ return( this->m_ImageOutlineActor.GetPointer( ) );
}
// -------------------------------------------------------------------------
int cpExtensions::Visualization::ImageSliceActors::
-GetAxis( ) const
+GetOrientation( ) const
{
- if( this->SliceMappers.size( ) > 0 )
- return( this->SliceMappers[ 0 ]->GetOrientation( ) );
+ if( this->m_WindowLevelImageActor.GetPointer( ) != NULL )
+ return( this->m_WindowLevelImageActor->GetOrientation( ) );
else
- return( -1 );
+ return( 0 );
}
// -------------------------------------------------------------------------
-int cpExtensions::Visualization::ImageSliceActors::
-GetSliceNumber( ) const
+void cpExtensions::Visualization::ImageSliceActors::
+SetImage( vtkImageData* image, int orientation )
{
- if( this->SliceMappers.size( ) > 0 )
- return( this->SliceMappers[ 0 ]->GetSliceNumber( ) );
- else
- return( -1 );
-}
+ 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 cpExtensions::Visualization::ImageSliceActors::
-GetSliceNumberMinValue( ) const
-{
- if( this->SliceMappers.size( ) > 0 )
- return( this->SliceMappers[ 0 ]->GetSliceNumberMinValue( ) );
- else
- return( -1 );
-}
+ // Put an initial slice
+ int ext[ 6 ];
+ image->GetExtent( ext );
+ this->SetSliceNumber(
+ ext[ this->m_WindowLevelImageActor->GetOrientation( ) << 1 ]
+ );
-// -------------------------------------------------------------------------
-int cpExtensions::Visualization::ImageSliceActors::
-GetSliceNumberMaxValue( ) const
-{
- if( this->SliceMappers.size( ) > 0 )
- return( this->SliceMappers[ 0 ]->GetSliceNumberMaxValue( ) );
- else
- return( -1 );
+ // Update collection
+ this->RemoveAllItems( );
+ this->AddItem( this->m_ImageOutlineActor );
+ this->AddItem( this->m_WindowLevelImageActor );
}
// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-SetSliceNumber( const int& slice )
+unsigned int cpExtensions::Visualization::ImageSliceActors::
+AddLUTImage( vtkImageData* image )
{
- unsigned int nImages = this->SliceMappers.size( );
- if( nImages == 0 )
- return;
-
- // Change visualization extent
- for( unsigned int i = 0; i < nImages; ++i )
+ if( this->GetImage( ) != NULL )
{
- this->SliceMappers[ i ]->SetSliceNumber( slice );
- this->SliceMappers[ i ]->Modified( );
- this->ImageActors[ i ]->Modified( );
- this->SliceMappers[ i ]->Update( );
-
- } // rof
-
- // Compute plane
- vtkAlgorithm* algo = this->SliceMappers[ 0 ]->GetInputAlgorithm( );
- vtkInformation* info = algo->GetOutputInformation( 0 );
- int ext[ 6 ];
- double ori[ 3 ], spac[ 3 ], pos[ 3 ];
- info->Get( vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT( ), ext );
- info->Get( vtkDataObject::ORIGIN( ), ori );
- info->Get( vtkDataObject::SPACING( ), spac );
- this->SliceMappers[ 0 ]->GetSlicePlane( )->GetOrigin( pos );
-
- // Prevent obscuring voxels by offsetting the plane geometry
- double xbnds[ ] =
+ if( this->m_LUTImageActor.GetPointer( ) == NULL )
{
- ori[ 0 ] + ( spac[ 0 ] * double( ext[ 0 ] ) ),
- ori[ 0 ] + ( spac[ 0 ] * double( ext[ 1 ] ) )
- };
- double ybnds[ ] =
- {
- ori[ 1 ] + ( spac[ 1 ] * double( ext[ 2 ] ) ),
- ori[ 1 ] + ( spac[ 1 ] * double( ext[ 3 ] ) )
- };
- double zbnds[ ] =
- {
- ori[ 2 ] + ( spac[ 2 ] * double( ext[ 4 ] ) ),
- ori[ 2 ] + ( spac[ 2 ] * double( ext[ 5 ] ) )
- };
-
- if( spac[ 0 ] < double( 0 ) )
- {
- double t = xbnds[ 0 ];
- xbnds[ 0 ] = xbnds[ 1 ];
- xbnds[ 1 ] = t;
-
- } // fi
- if( spac[ 1 ] < double( 0 ) )
- {
- double t = ybnds[ 0 ];
- ybnds[ 0 ] = ybnds[ 1 ];
- ybnds[ 1 ] = t;
+ this->m_LUTImageActor = vtkSmartPointer< LUTImageActor >::New( );
+ this->m_LUTImageActor->SetOrientation( this->GetOrientation( ) );
+ this->AddItem( this->m_LUTImageActor );
- } // fi
- if( spac[ 2 ] < double( 0 ) )
- {
- double t = zbnds[ 0 ];
- zbnds[ 0 ] = zbnds[ 1 ];
- zbnds[ 1 ] = t;
-
- } // fi
-
- int axis = this->SliceMappers[ 0 ]->GetOrientation( );
- this->PlaneActor->GetProperty( )->SetRepresentationToWireframe( );
- this->PlaneActor->GetProperty( )->SetLineWidth( 2 );
- vtkPoints* plane_points = this->PlaneSource->GetPoints( );
- if( axis == 0 ) // YZ, x-normal
- {
- plane_points->SetPoint( 0, pos[ 0 ], ybnds[ 0 ], zbnds[ 0 ] );
- plane_points->SetPoint( 1, pos[ 0 ], ybnds[ 1 ], zbnds[ 0 ] );
- plane_points->SetPoint( 2, pos[ 0 ], ybnds[ 1 ], zbnds[ 1 ] );
- plane_points->SetPoint( 3, pos[ 0 ], ybnds[ 0 ], zbnds[ 1 ] );
- this->PlaneActor->GetProperty( )->SetColor( 1, 0, 0 );
+ } // fi
+ this->m_LUTImageActor->AddImage( image );
+ return( this->m_LUTImageActor->GetNumberOfImages( ) );
}
- else if( axis == 1 ) // ZX, y-normal
- {
- plane_points->SetPoint( 0, xbnds[ 0 ], pos[ 1 ], zbnds[ 0 ] );
- plane_points->SetPoint( 1, xbnds[ 0 ], pos[ 1 ], zbnds[ 1 ] );
- plane_points->SetPoint( 2, xbnds[ 1 ], pos[ 1 ], zbnds[ 1 ] );
- plane_points->SetPoint( 3, xbnds[ 1 ], pos[ 1 ], zbnds[ 0 ] );
- this->PlaneActor->GetProperty( )->SetColor( 0, 1, 0 );
- }
- else // XY, z-normal
- {
- plane_points->SetPoint( 0, xbnds[ 0 ], ybnds[ 0 ], pos[ 2 ] );
- plane_points->SetPoint( 1, xbnds[ 1 ], ybnds[ 0 ], pos[ 2 ] );
- plane_points->SetPoint( 2, xbnds[ 1 ], ybnds[ 1 ], pos[ 2 ] );
- plane_points->SetPoint( 3, xbnds[ 0 ], ybnds[ 1 ], pos[ 2 ] );
- this->PlaneActor->GetProperty( )->SetColor( 0, 0, 1 );
-
- } // fi
- this->PlaneSource->Modified( );
- this->PlaneMapper->Modified( );
- this->PlaneActor->Modified( );
- this->UpdateText( );
+ else
+ return( 0 );
}
// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-UpdateText( )
+int cpExtensions::Visualization::ImageSliceActors::
+GetSliceNumber( ) const
{
- if( this->SliceMappers.size( ) > 0 )
- {
- char axis;
- int axId = this->SliceMappers[ 0 ]->GetOrientation( );
- if ( axId == 0 ) axis = 'X';
- else if( axId == 1 ) axis = 'Y';
- else if( axId == 2 ) axis = 'Z';
-
- std::sprintf(
- this->TextBuffer, "Axis: %c (%d)",
- axis, this->SliceMappers[ 0 ]->GetSliceNumber( )
- );
- }
- else
- this->TextBuffer[ 0 ] = '\0';
- this->TextActor->SetInput( this->TextBuffer );
- this->TextActor->Modified( );
- this->Modified( );
+ return( this->m_WindowLevelImageActor->GetSliceNumber( ) );
}
// -------------------------------------------------------------------------
void cpExtensions::Visualization::ImageSliceActors::
-UpdateText( const double& w, const double& l )
+SetSliceNumber( int slice )
{
- if( this->SliceMappers.size( ) > 0 )
- {
- char axis;
- int axId = this->SliceMappers[ 0 ]->GetOrientation( );
- if ( axId == 0 ) axis = 'X';
- else if( axId == 1 ) axis = 'Y';
- else if( axId == 2 ) axis = 'Z';
+ this->m_WindowLevelImageActor->SetSliceNumber( slice );
+ if( this->m_LUTImageActor.GetPointer( ) != NULL )
+ this->m_LUTImageActor->SetSliceNumber( slice );
- std::sprintf(
- this->TextBuffer, "Axis: %c (%d) | W/L (%.2f/%.2f)",
- axis, this->SliceMappers[ 0 ]->GetSliceNumber( ), w, l
- );
- }
- else
- this->TextBuffer[ 0 ] = '\0';
- this->TextActor->SetInput( this->TextBuffer );
- this->TextActor->Modified( );
- this->Modified( );
+ 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( ),
- Interpolate( false )
+ : Superclass( )
{
- this->Clear( );
}
// -------------------------------------------------------------------------
{
}
-// -------------------------------------------------------------------------
-void cpExtensions::Visualization::ImageSliceActors::
-_ConfigureNewInput( int axis )
-{
- unsigned int nImages = this->ImageActors.size( );
-
- // Configure mapper
- vtkImageSliceMapper* mapper = this->SliceMappers[ nImages ];
- if( nImages == 0 )
- mapper->SetOrientation( axis );
- else
- mapper->SetOrientation( this->SliceMappers[ 0 ]->GetOrientation( ) );
- mapper->Update( );
-
- // Create actor
- vtkSmartPointer< vtkImageActor > actor =
- vtkSmartPointer< vtkImageActor >::New( );
- this->ImageActors.push_back( actor );
- actor->SetMapper( mapper );
- actor->SetInterpolate( this->Interpolate );
- actor->Modified( );
-
- if( nImages == 0 )
- {
- this->AddItem( this->TextActor );
- this->AddItem( this->PlaneActor );
-
- } // fi
- this->AddItem( actor );
-
- if( nImages > 1 )
- this->SetSliceNumber( this->GetSliceNumber( ) );
- this->Modified( );
-}
-
// eof - $RCSfile$