previewPainter = new ChartPreviewPainter( ( (ChartWizardContext) getContext( ) ).getProcessor( ), container );
previewPainter = new ChartPreviewPainter( (ChartWizardContext) getContext( ) );
	private void createChartPainter( )	{		previewPainter = new ChartPreviewPainter( ( (ChartWizardContext) getContext( ) ).getProcessor( ),				container );		previewCanvas.addPaintListener( previewPainter );		previewCanvas.addControlListener( previewPainter );		previewPainter.setPreview( previewCanvas );	}