Bug 211773 Legend entries overlap
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/BaseRenderer.java
* @param i
	 *            data row index
	 * 
	 * @throws RenderingException
	 */
	protected final void renderLegendItem( IPrimitiveRenderer ipr, Legend lg,
			Label la, Label valueLa, double dX, double dY, double dW,
			double dItemHeight, double dFullHeight, double dExtraHeight,
			double dColumnWidth, double dLeftInset, double dHorizontalSpacing,
			Series se, Fill fPaletteEntry, LegendItemRenderingHints lirh,
			int dataIndex, double dScale ) throws ChartException
	{
		
		if ( la != null
				&& la.getCaption( ) != null
				&& valueLa != null
				&& valueLa.getCaption( ) != null )
		{
			valueLa.getCaption( ).setFont( la.getCaption( ).getFont( ) );
			valueLa.getCaption( ).setColor( la.getCaption( ).getColor( ) );
		}
		
		LegendEntryRenderingHints lerh = new LegendEntryRenderingHints( la,
				valueLa,
				dataIndex,
				fPaletteEntry );
		ScriptHandler sh = getRunTimeContext( ).getScriptHandler( );
		
		ScriptHandler.callFunction( sh,
				ScriptHandler.BEFORE_DRAW_LEGEND_ENTRY,