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
{
	private TableEditPart source;
	/**
	 * Constructor
	 * @param rows
	 * @param cells
	 */
	public TableGridLayer( TableEditPart source )
	{
		super( );
		this.source = source;
	}
	/**
	 * @return rows
	 */
	public List getRows( )
	{
		return source.getRows( );
	}
	/**
	 * @return columns
	 */