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
obj = dsiBase.next( );
						
						while ( obj == null && dsiBase.hasNext( ) )
						{
							obj = dsiBase.next( );
						}
						String valueText = String.valueOf( obj );
						if ( fs != null )
						{
							try
							{
								lgtext = ValueFormatter.format( obj,
										fs,
										rtc.getULocale( ),
										null );
							}
							catch ( ChartException e )
							{
								
							}
						}
						Label seLabel = LabelImpl.copyInstance( se.getLabel( ) );
						seLabel.getCaption( ).setValue( valueText );
						itm.reuse( seLabel );
						BoundingBox bbV = null;
						try
						{
							bbV = Methods.computeBox( xs,
									IConstants.ABOVE,
									seLabel,