-#include <fpa/VTK/ImageMPR.h>
-
-#include <vtkCommand.h>
-#include <vtkInteractorStyleSwitch.h>
-
-#include <fpa/VTK/SeedWidgetCorrector.h>
-
-/**
- */
-class fpa_VTK_InteractionModeCallback
- : public vtkCommand
-{
-public:
- static fpa_VTK_InteractionModeCallback* New( )
- {
- return( new fpa_VTK_InteractionModeCallback );
- }
- virtual void Execute(
- vtkObject* caller, unsigned long eventId, void* arguments )
- {
- if( eventId == vtkCommand::KeyPressEvent )
- {
- vtkRenderWindowInteractor* iren =
- static_cast< vtkRenderWindowInteractor* >( caller );
- if( caller == NULL )
- return;
-
- switch( iren->GetKeyCode( ) )
- {
- case 'x':
- case 'X':
- {
- bool eSeed = ( this->SeedWidget->GetProcessEvents( ) == 1 );
- if( eSeed )
- {
- this->SeedWidget->ProcessEventsOff( );
- this->WidgetX->InteractionOn( );
- this->WidgetY->InteractionOn( );
- this->WidgetZ->InteractionOn( );
- }
- else
- {
- this->SeedWidget->ProcessEventsOn( );
- this->WidgetX->InteractionOff( );
- this->WidgetY->InteractionOff( );
- this->WidgetZ->InteractionOff( );
-
- } // fi
- }
- break;
- case 'z':
- case 'Z':
- {
- this->SeedWidget->ProcessEventsOff( );
- this->WidgetX->InteractionOff( );
- this->WidgetY->InteractionOff( );
- this->WidgetZ->InteractionOff( );
- }
- break;
- default:
- break;
-
- } // hctiws
-
- } // fi
- }
-
-public:
- vtkImagePlaneWidget* WidgetX;
- vtkImagePlaneWidget* WidgetY;
- vtkImagePlaneWidget* WidgetZ;
- vtkSeedWidget* SeedWidget;
-};
-
-// -------------------------------------------------------------------------
-fpa::VTK::ImageMPR::
-ImageMPR( )
-{
- this->m_Outline = vtkSmartPointer< vtkOutlineSource >::New( );
- this->m_OutlineMapper = vtkSmartPointer< vtkPolyDataMapper >::New( );
- this->m_OutlineActor = vtkSmartPointer< vtkActor >::New( );
- this->m_Picker = vtkSmartPointer< vtkCellPicker >::New( );
- this->m_WidgetX = vtkSmartPointer< vtkImagePlaneWidget >::New( );
- this->m_WidgetY = vtkSmartPointer< vtkImagePlaneWidget >::New( );
- this->m_WidgetZ = vtkSmartPointer< vtkImagePlaneWidget >::New( );
- this->m_Renderer = vtkSmartPointer< vtkRenderer >::New( );
- this->m_Window = vtkSmartPointer< vtkRenderWindow >::New( );
- this->m_Interactor = vtkSmartPointer< vtkRenderWindowInteractor >::New( );
- this->m_SeedHandleRepresentation =
- vtkSmartPointer< vtkPointHandleRepresentation3D >::New( );
- this->m_SeedRepresentation =
- vtkSmartPointer< vtkSeedRepresentation >::New( );
- this->m_SeedWidget = vtkSmartPointer<vtkSeedWidget>::New();
-
- this->m_SeedHandleRepresentation->GetProperty()->SetColor( 1, 0, 1 );
- this->m_SeedRepresentation->
- SetHandleRepresentation( this->m_SeedHandleRepresentation );
- this->m_SeedWidget->SetRepresentation( this->m_SeedRepresentation );
-
- this->m_WidgetX->KeyPressActivationOff( );
- this->m_WidgetY->KeyPressActivationOff( );
- this->m_WidgetZ->KeyPressActivationOff( );
- this->m_SeedWidget->KeyPressActivationOff( );
-
- vtkSmartPointer< fpa_VTK_InteractionModeCallback > int_cb =
- vtkSmartPointer< fpa_VTK_InteractionModeCallback >::New( );
- int_cb->WidgetX = this->m_WidgetX;
- int_cb->WidgetY = this->m_WidgetY;
- int_cb->WidgetZ = this->m_WidgetZ;
- int_cb->SeedWidget = this->m_SeedWidget;
- this->m_Interactor->AddObserver( vtkCommand::KeyPressEvent, int_cb );
-
- vtkSmartPointer< fpa::VTK::SeedWidgetCorrector > corr_cb =
- vtkSmartPointer< fpa::VTK::SeedWidgetCorrector >::New( );
- corr_cb->Configure( this->m_Picker );
- this->m_SeedWidget->AddObserver( vtkCommand::PlacePointEvent, corr_cb );
-}
-
-// -------------------------------------------------------------------------
-fpa::VTK::ImageMPR::
-~ImageMPR( )
-{
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-SetImage( vtkImageData* image )
-{
- this->m_Image = image;
-
- // Outline
- this->m_Outline->SetBounds( this->m_Image->GetBounds( ) );
- this->m_OutlineMapper->
- SetInputConnection( this->m_Outline->GetOutputPort( ) );
- this->m_OutlineActor->SetMapper( this->m_OutlineMapper );
- this->m_OutlineActor->GetProperty( )->SetColor( 1, 1, 1 );
-
- // Local picker
- this->m_Picker->SetTolerance( 0.005 );
-
- // Image planes
- this->m_WidgetX->DisplayTextOn( );
- this->m_WidgetX->SetInputData( this->m_Image );
- this->m_WidgetX->SetPlaneOrientationToXAxes( );
- this->m_WidgetX->SetSliceIndex( this->m_Image->GetExtent( )[ 0 ] );
- this->m_WidgetX->SetPicker( this->m_Picker );
- this->m_WidgetX->SetKeyPressActivationValue( 'x' );
- this->m_WidgetX->GetPlaneProperty( )->SetLineWidth( 3 );
- this->m_WidgetX->GetPlaneProperty( )->SetColor( 0, 1, 1 );
-
- this->m_WidgetY->DisplayTextOn( );
- this->m_WidgetY->SetInputData( this->m_Image );
- this->m_WidgetY->SetPlaneOrientationToYAxes( );
- this->m_WidgetY->SetSliceIndex( this->m_Image->GetExtent( )[ 2 ] );
- this->m_WidgetY->SetPicker( this->m_Picker );
- this->m_WidgetY->SetKeyPressActivationValue( 'y' );
- this->m_WidgetY->GetPlaneProperty( )->SetColor( 1, 0, 1 );
- this->m_WidgetY->GetPlaneProperty( )->SetLineWidth( 3 );
- this->m_WidgetY->SetLookupTable( this->m_WidgetX->GetLookupTable( ) );
-
- this->m_WidgetZ->DisplayTextOn( );
- this->m_WidgetZ->SetInputData( this->m_Image );
- this->m_WidgetZ->SetPlaneOrientationToZAxes( );
- this->m_WidgetZ->SetSliceIndex( this->m_Image->GetExtent( )[ 4 ] );
- this->m_WidgetZ->SetPicker( this->m_Picker );
- this->m_WidgetZ->SetKeyPressActivationValue( 'z' );
- this->m_WidgetZ->GetPlaneProperty( )->SetColor( 1, 1, 0 );
- this->m_WidgetZ->GetPlaneProperty( )->SetLineWidth( 3 );
- this->m_WidgetZ->SetLookupTable( this->m_WidgetX->GetLookupTable( ) );
-
- // Rendering stuff
- this->m_Window->AddRenderer( this->m_Renderer );
- this->m_Interactor->SetRenderWindow( this->m_Window );
-
- // Command
- double spac[ 3 ];
- this->m_Image->GetSpacing( spac );
- double min_spacing = spac[ 0 ];
- for( unsigned int d = 1; d < 3; d++ )
- min_spacing = ( spac[ d ] < min_spacing )? spac[ d ]: min_spacing;
-
- vtkInteractorStyleSwitch* iswitch =
- dynamic_cast< vtkInteractorStyleSwitch* >(
- this->m_Interactor->GetInteractorStyle( )
- );
- if( iswitch != NULL )
- iswitch->SetCurrentStyleToTrackballCamera( );
-
- // Add actors
- this->m_Renderer->AddActor( this->m_OutlineActor );
-
- // Prepare widgets
- this->m_WidgetX->SetInteractor( this->m_Interactor );
- this->m_WidgetY->SetInteractor( this->m_Interactor );
- this->m_WidgetZ->SetInteractor( this->m_Interactor );
- this->m_SeedWidget->SetInteractor( this->m_Interactor );
-
- this->m_WidgetX->On( );
- this->m_WidgetY->On( );
- this->m_WidgetZ->On( );
- this->m_SeedWidget->On( );
- this->m_SeedWidget->ProcessEventsOff( );
- this->m_Interactor->SetPicker( this->m_Picker );
- /*
- this->m_Interactor->GetPickingManager( )->AddPicker( this->m_Picker );
- this->m_Interactor->GetPickingManager( )->EnabledOn( );
- */
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-SetBackground( double r, double g, double b )
-{
- this->m_Renderer->SetBackground( r, g, b );
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-SetSize( unsigned int w, unsigned int h )
-{
- this->m_Window->SetSize( w, h );
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-SetWindowLevel( double w, double l )
-{
- this->m_WidgetX->SetWindowLevel( w, l );
- this->m_WidgetY->SetWindowLevel( w, l );
- this->m_WidgetZ->SetWindowLevel( w, l );
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-AddPolyData( vtkPolyData* pd, double opacity )
-{
- unsigned int i = this->m_PolyDatas.size( );
-
- this->m_PolyDatas.push_back( pd );
- this->m_Mappers.push_back( vtkSmartPointer< vtkPolyDataMapper >::New( ) );
- this->m_Actors.push_back( vtkSmartPointer< vtkActor >::New( ) );
-
- this->m_Mappers[ i ]->SetInputData( pd );
- this->m_Actors[ i ]->SetMapper( this->m_Mappers[ i ] );
- this->m_Actors[ i ]->GetProperty( )->SetOpacity( opacity );
- this->m_Actors[ i ]->GetProperty( )->SetLineWidth( 3 );
- this->m_Actors[ i ]->GetProperty( )->SetPointSize( 5 );
- this->m_Renderer->AddActor( this->m_Actors[ i ] );
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-AddPolyData( vtkPolyData* pd, double r, double g, double b, double opacity )
-{
- unsigned int i = this->m_PolyDatas.size( );
-
- this->m_PolyDatas.push_back( pd );
- this->m_Mappers.push_back( vtkSmartPointer< vtkPolyDataMapper >::New( ) );
- this->m_Actors.push_back( vtkSmartPointer< vtkActor >::New( ) );
-
- this->m_Mappers[ i ]->SetInputData( pd );
- this->m_Mappers[ i ]->ScalarVisibilityOff( );
- this->m_Actors[ i ]->SetMapper( this->m_Mappers[ i ] );
- this->m_Actors[ i ]->GetProperty( )->SetColor( r, g, b );
- this->m_Actors[ i ]->GetProperty( )->SetOpacity( opacity );
- this->m_Actors[ i ]->GetProperty( )->SetLineWidth( 3 );
- this->m_Actors[ i ]->GetProperty( )->SetPointSize( 5 );
- this->m_Renderer->AddActor( this->m_Actors[ i ] );
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-AddPolyData( vtkPolyData* pd, vtkLookupTable* lut, double opacity )
-{
- unsigned int i = this->m_PolyDatas.size( );
-
- this->m_PolyDatas.push_back( pd );
- this->m_Mappers.push_back( vtkSmartPointer< vtkPolyDataMapper >::New( ) );
- this->m_Actors.push_back( vtkSmartPointer< vtkActor >::New( ) );
-
- this->m_Mappers[ i ]->SetInputData( pd );
- this->m_Mappers[ i ]->SetLookupTable( lut );
- this->m_Actors[ i ]->SetMapper( this->m_Mappers[ i ] );
- this->m_Actors[ i ]->GetProperty( )->SetOpacity( opacity );
- this->m_Renderer->AddActor( this->m_Actors[ i ] );
-}
-
-// -------------------------------------------------------------------------
-unsigned int fpa::VTK::ImageMPR::
-GetNumberOfSeeds( ) const
-{
- return( this->m_SeedRepresentation->GetNumberOfSeeds( ) );
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-GetSeed( int n, double* s ) const
-{
- vtkHandleWidget* hWdg = this->m_SeedWidget->GetSeed( n );
- if( hWdg == NULL )
- return;
- vtkHandleRepresentation* hRep =
- dynamic_cast< vtkHandleRepresentation* >( hWdg->GetRepresentation( ) );
- if( hRep == NULL )
- return;
- hRep->GetWorldPosition( s );
-}
-
-// -------------------------------------------------------------------------
-unsigned int fpa::VTK::ImageMPR::
-AddSeed( const double& x, const double& y, const double& z ) const
-{
- double pos[ 3 ] = { x, y, z };
-
- int hnd_id = this->m_SeedRepresentation->CreateHandle( pos );
- vtkHandleWidget* hnd = this->m_SeedWidget->CreateNewHandle( );
- vtkHandleWidget::ComputeWorldToDisplay( this->m_Renderer, x, y, z, pos );
- this->m_SeedRepresentation->SetSeedDisplayPosition( hnd_id, pos );
- hnd->SetEnabled( 1 );
-
- return( this->GetNumberOfSeeds( ) - 1 );
-}
-
-// -------------------------------------------------------------------------
-vtkRenderWindow* fpa::VTK::ImageMPR::
-GetWindow( ) const
-{
- return( this->m_Window );
-}
-
-// -------------------------------------------------------------------------
-vtkRenderer* fpa::VTK::ImageMPR::
-GetRenderer( ) const
-{
- return( this->m_Renderer );
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-Start( )
-{
- this->m_WidgetX->On( );
- this->m_WidgetY->On( );
- this->m_WidgetZ->On( );
-
- this->m_Renderer->ResetCamera( );
- this->m_Interactor->Initialize( );
- this->m_Interactor->Start( );
-}
-
-// -------------------------------------------------------------------------
-void fpa::VTK::ImageMPR::
-Render( )
-{
- this->m_Window->Render( );
-}
-
-// eof - $RCSfile$