Bug 211773 Legend entries overlap
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
ScriptHandler.BEFORE_DRAW_SERIES,
					getSeries( ),
					this,
					getRunTimeContext( ).getScriptContext( ) );
			getRunTimeContext( ).notifyStructureChange( IStructureDefinitionListener.BEFORE_DRAW_SERIES,
					getSeries( ) );
			renderSeries( ipr, p, srh ); 
			
			ScriptHandler.callFunction( getRunTimeContext( ).getScriptHandler( ),
					ScriptHandler.AFTER_DRAW_SERIES,
					getSeries( ),
					this,
					getRunTimeContext( ).getScriptContext( ) );
			getRunTimeContext( ).notifyStructureChange( IStructureDefinitionListener.AFTER_DRAW_SERIES,
					getSeries( ) );
		}
		if ( bLastInSequence )
		{
			
		}
	}
	/**
	 * Renders the background.
	 * 
	 * @param ipr
	 * @param p
	 * 
	 * @throws ChartException
	 */
	protected void renderBackground( IPrimitiveRenderer ipr, Plot p )