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
{
		Map renders = rtc.getSeriesRenderers( );
		if ( renders != null
				&& !( (ChartWithoutAxes) cm ).getSeriesDefinitions( ).isEmpty( ) )
		{
			
			SeriesDefinition sdBase = (SeriesDefinition) ( (ChartWithoutAxes) cm ).getSeriesDefinitions( )
					.get( 0 );
			EList sdA = sdBase.getSeriesDefinitions( );
			SeriesDefinition[] sdOrtho = (SeriesDefinition[]) sdA.toArray( new SeriesDefinition[sdA.size( )] );
			DataSetIterator dsiOrtho = null;
			BaseRenderer br;
			boolean started = false;
			ENTRANCE: for ( int i = 0; i < sdOrtho.length; i++ )
			{
				List sdRuntimeSA = sdOrtho[i].getRunTimeSeries( );
				Series[] alRuntimeSeries = (Series[]) sdRuntimeSA.toArray( new Series[sdRuntimeSA.size( )] );
				for ( int j = 0; j < alRuntimeSeries.length; j++ )
				{
					try
					{
						dsiOrtho = new DataSetIterator( alRuntimeSeries[j].getDataSet( ) );
						LegendItemRenderingHints lirh = (LegendItemRenderingHints) renders.get( alRuntimeSeries[j] );
						if ( lirh == null )
						{
							legendData.filteredMinSliceEntry = null;
							break ENTRANCE;
						}
						br = lirh.getRenderer( );