Bug 171533 Pie chart legends are truncated
This only happens with a title for the legend. There is a small bug in the layout algorithm that causes the clipping in such case.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/LegendBuilder.java
}
			else if ( direction.getValue( ) == Direction.TOP_BOTTOM )
			{
				size = computeHorizalByTopBottomValue( xs,
						cm,
						seda,
						rtc,
						itm,
						la,
						legendData );
			}
			else if ( direction.getValue( ) == Direction.LEFT_RIGHT )
			{
				size = computeHorizalByLeftRightValue( xs,
						cm,
						seda,
						rtc,
						itm,
						la,
						legendData );
			}
			else
			{
				throw new ChartException( ChartEnginePlugin.ID,
						ChartException.GENERATION,
						"exception.illegal.rendering.direction", 
						new Object[]{
							direction
						},
						Messages.getResourceBundle( xs.getULocale( ) ) );