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
bb.setLeft( lo.getX( ) - bb.getWidth( ) / 2 );
				break;
		}
		
		
		adjustTextPosition( iLabelPosition, bb );
		
		if ( ChartUtil.isShadowDefined( la ) )
		{
			try
			{
				final ITextMetrics itm = new SwtTextMetrics( _sxs, la );
				final double dFH = itm.getFullHeight( );
				Location tmpLoc = Methods.computeRotatedTopPoint( _sxs,
						bb,
						la,
						dFH );
				renderShadowAtLocation( idr, IConstants.ABOVE, tmpLoc, la );
			}
			catch ( IllegalArgumentException uiex )
			{
				throw new ChartException( ChartDeviceSwtActivator.ID,
						ChartException.RENDERING,
						uiex );
			}
		}
		if ( la.getCaption( ).getFont( ).getRotation( ) == 0
				|| R31Enhance.isR31Available( ) )
		{
			renderHorizontalText( gc, la, bb.getLeft( ), bb.getTop( ) );