Bug 211773 Legend entries overlap
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/LegendBuilder.java
{
				dMaxH = -legendData.dVerticalReservedSpace;
			}
			else
			{
				legendData.legendItems.addAll( columnList );
				
				if ( oneVisibleSerie
						&& j < seda.length - 1
						&& ( cm.getLegend( ).getSeparator( ) == null || cm.getLegend( )
								.getSeparator( )
								.isVisible( ) ) )
				{
					dWidth += dSeparatorThickness;
					legendData.legendItems.add( new LegendItemHints( LEGEND_SEPERATOR,
							new Point( dWidth - dSeparatorThickness / 2,
									dExtraHeight ),
							0,
							dMaxH
									+ legendData.insCa.getTop( )
									+ legendData.insCa.getBottom( ),
							null,
							0,
							null ) );
				}
			}
			columnList.clear( );
		}
		dHeight += legendData.dVerticalReservedSpace + dMaxH + dExtraHeight;
		dWidth = Math.max( dRealWidth, dWidth );