Bug 212291 SWT Chart render engine always uses 96 DPI(Display) resolution
chart/org.eclipse.birt.chart.device.swt/src/org/eclipse/birt/chart/device/swt/SwtTextRenderer.java
*/
	public final void renderShadowAtLocation( IPrimitiveRenderer ipr,
			int iLabelPosition, 
			Location lo, 
			
			Label la ) throws ChartException
	{
		if ( !ChartUtil.isShadowDefined( la ) )
		{
			return;
		}
		final ColorDefinition cdShadow = la.getShadowColor( );
		if ( cdShadow == null )
		{
			throw new ChartException( ChartDeviceSwtActivator.ID,
					ChartException.RENDERING,
					"SwtTextRenderer.exception.undefined.shadow.color", 
					Messages.getResourceBundle( _sxs.getULocale( ) ) );
		}
		switch ( iLabelPosition & POSITION_MASK )
		{
			case ABOVE :
				showTopValue( ipr, lo, la, false );
				break;
			case BELOW :
				showBottomValue( ipr, lo, la, false );
				break;
			case LEFT :
				showLeftValue( ipr, lo, la, false );
				break;