void LayerSurface::SetActiveAnnotation( int n )
{
if ( n < (int)m_annotations.size() )
{
m_nActiveAnnotation = n;
UpdateAnnotation();
emit ActiveAnnotationChanged( n );
emit ActorUpdated();
}
}
void DisplayWidget::paintEvent(QPaintEvent *event)
{
QPainter painter;
painter.begin(this);
painter.setRenderHint(QPainter::Antialiasing);
m_Handler->Paint(&painter, event, m_iElapsed, geometry());
painter.end();
if(m_bShowAnnotation)
{
UpdateAnnotation();
ShowAnnotation();
}
}
void LayerSurface::UpdateOverlay( bool bAskRedraw )
{
vtkPolyDataMapper* mapper = vtkPolyDataMapper::SafeDownCast( m_mainActor->GetMapper() );
vtkPolyData* polydata = mapper->GetInput();
vtkPolyData* polydataWireframe = vtkPolyDataMapper::SafeDownCast( m_wireframeActor->GetMapper() )->GetInput();
if ( m_nActiveOverlay >= 0 )
{
if ( mapper )
{
int nCount = polydata->GetPoints()->GetNumberOfPoints();
vtkSmartPointer<vtkUnsignedCharArray> array = vtkUnsignedCharArray::SafeDownCast( polydata->GetPointData()->GetArray( "Overlay" ) );
if ( array.GetPointer() == NULL )
{
array = vtkSmartPointer<vtkUnsignedCharArray>::New();
array->SetNumberOfComponents( 4 );
array->SetNumberOfTuples( nCount );
array->SetName( "Overlay" );
polydata->GetPointData()->AddArray( array );
polydataWireframe->GetPointData()->AddArray( array );
}
unsigned char* data = new unsigned char[ nCount*4 ];
GetProperty()->GetCurvatureLUT()->MapScalarsThroughTable( polydata->GetPointData()->GetScalars("Curvature"), data, VTK_RGBA );
GetActiveOverlay()->MapOverlay( data );
MapLabels( data, nCount );
for ( int i = 0; i < nCount; i++ )
{
array->SetTupleValue( i, data + i*4 );
}
delete[] data;
polydata->GetPointData()->SetActiveScalars( "Overlay" );
if ( GetProperty()->GetMeshColorMap() == LayerPropertySurface::MC_Surface )
{
polydataWireframe->GetPointData()->SetActiveScalars( "Overlay" );
}
}
}
else if ( m_nActiveAnnotation >= 0 )
{
UpdateAnnotation( false );
}
else
{
if ( m_labels.size() == 0 || m_nActiveLabel < 0) // no labels
{
polydata->GetPointData()->SetActiveScalars( "Curvature" );
if ( GetProperty()->GetMeshColorMap() == LayerPropertySurface::MC_Surface )
{
polydataWireframe->GetPointData()->SetActiveScalars( "Curvature" );
}
}
else
{
if ( mapper )
{
int nCount = polydata->GetPoints()->GetNumberOfPoints();
vtkSmartPointer<vtkUnsignedCharArray> array = vtkUnsignedCharArray::SafeDownCast( polydata->GetPointData()->GetArray( "Overlay" ) );
if ( array.GetPointer() == NULL )
{
array = vtkSmartPointer<vtkUnsignedCharArray>::New();
array->SetNumberOfComponents( 4 );
array->SetNumberOfTuples( nCount );
array->SetName( "Overlay" );
polydata->GetPointData()->AddArray( array );
polydataWireframe->GetPointData()->AddArray( array );
}
unsigned char* data = new unsigned char[ nCount*4 ];
GetProperty()->GetCurvatureLUT()->MapScalarsThroughTable( polydata->GetPointData()->GetScalars("Curvature"), data, VTK_RGBA );
MapLabels( data, nCount );
for ( int i = 0; i < nCount; i++ )
{
array->SetTupleValue( i, data + i*4 );
}
delete[] data;
polydata->GetPointData()->SetActiveScalars( "Overlay" );
if ( GetProperty()->GetMeshColorMap() == LayerPropertySurface::MC_Surface )
{
polydataWireframe->GetPointData()->SetActiveScalars( "Overlay" );
}
}
}
}
if ( bAskRedraw )
{
emit ActorUpdated();
}
}
