Bug 133999 Background image won't apply to the column
Steps to reproduce: 1.New a table with some labels 2.Choose one column, apply a style with background image Expected result: Background image will be applied to the column Actual result: Background image didn't apply to the column in layout, but preview is ok
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/layer/TableGridLayer.java
return "";
	}
	
	private Object getBackgroundPosition(DesignElementHandle handle)
	{
		if(getRowAdapter(handle)!=null)
		{
			return getRowAdapter(handle).getBackgroundPosition(handle);
		}
		return null;
	}
	
	private int getBackgroundRepeat(DesignElementHandle handle)
	{
		if(getRowAdapter(handle)!=null)
		{
			return getRowAdapter(handle).getBackgroundRepeat(handle);
		}
		return 0;
	}
	
	protected void drawColumns( Graphics g )
	{
		g.setBackgroundColor(ReportColorConstants.greyFillColor);
		Rectangle clip = g.getClip( Rectangle.SINGLETON );
		List columns = getColumns( );
		int size = columns.size( );
		int width = 0;
		for ( int i = 0; i < size; i++ )
		{