Bug 198031 Legend interactivity does not work correctly for drill-throughs
Under Value (Y) Series enable interactivity for the event "Mouse Click" Set action to Hyperlink The type of the hyperlink is Drill-through and the target is the a sub-report Pass parameter to sub-report as row["value_of_the_legend_item"] Suppose there are 3 values, x,y and z No matter which legend item you click (x, y or z), z gets passed as param to the subreport
chart/org.eclipse.birt.chart.reportitem.ui/src/org/eclipse/birt/chart/reportitem/ui/ChartReportItemBuilderImpl.java
crii.executeSetModelCommand( eih, cmOld, cmNew );
			
			chartBuilder.resizeChart( cmNew );
			final Bounds bo = cmNew.getBlock( ).getBounds( );
			
			NumberFormat nf = ChartUIUtil.getDefaultNumberFormatInstance( );
			if ( eih.getWidth( ).getStringValue( ) == null )
			{
				eih.setWidth( nf.format( bo.getWidth( ) ) + "pt" ); 
			}
			if ( eih.getHeight( ).getStringValue( ) == null )
			{
				eih.setHeight( nf.format( bo.getHeight( ) ) + "pt" ); 
			}
		}
		catch ( SemanticException smx )
		{
			logger.log( smx );
		}
		if ( crii.getDesignerRepresentation( ) != null )
		{
			( (DesignerRepresentation) crii.getDesignerRepresentation( ) ).setDirty( true );
		}
	}
	/**
	 * @deprecated
	 */
	public String invoke( String sExpression, Object oContext, String sTitle )
	{