Bug 312761 It makes no difference changing the series labels position in Radar chart.[13]
chart/org.eclipse.birt.chart.ui/src/org/eclipse/birt/chart/ui/util/ChartUIUtil.java
{
		return font.getAlignment( ) == null ? TextAlignmentImpl.create( )
				: font.getAlignment( );
	}
	/**
	 * Checks all data definitions are bound
	 * 
	 * @param chart
	 *            chart model
	 */
	public static boolean checkDataBinding( Chart chart )
	{
		List<SeriesDefinition> sdList = ChartUIUtil.getBaseSeriesDefinitions( chart );
		if ( !checkDataDefinition( sdList ) )
		{
			return false;
		}
		for ( int i = 0; i < ChartUIUtil.getOrthogonalAxisNumber( chart ); i++ )
		{
			sdList = ChartUIUtil.getOrthogonalSeriesDefinitions( chart, i );
			if ( !checkDataDefinition( sdList ) )
			{
				return false;
			}
		}
		return true;
	}
	private static boolean checkDataDefinition( List<SeriesDefinition> sdList )
	{
		for ( int i = 0; i < sdList.size( ); i++ )