Bug 211773 Legend entries overlap
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/LegendBuilder.java
2 *
						shadowness, titleBounding.getHeight( ) + 2 * shadowness );
			}
			double[] size = null;
			
			if ( orientation.getValue( ) == Orientation.VERTICAL )
			{
				if ( bPaletteByCategory )
				{
					size = computeVerticalByCategory( xs,
							cm,
							rtc,
							itm,
							la,
							legendData );
				}
				else if ( direction.getValue( ) == Direction.TOP_BOTTOM )
				{
					size = computeVerticalByTopBottomValue( xs,
							cm,
							seda,
							rtc,
							itm,
							la,
							legendData );
				}
				else if ( direction.getValue( ) == Direction.LEFT_RIGHT )
				{
					size = computeVerticalByLeftRightValue( xs,
							cm,