Bug 161186 Effects in viewer and PDF are not the same
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFAbstractLM.java
protected boolean isHiddenByVisibility( )
	{
		if ( content != null )
		{
			IStyle style = content.getComputedStyle( );
			ListValue formats = (ListValue) style
					.getProperty( IStyle.STYLE_VISIBLE_FORMAT );
			if ( formats.getLength( ) == 0 )
			{
				return false;
			}
			else
			{
				String format = context.getFormat( );
				for ( int i = 0; i < formats.getLength( ); i++ )
				{
					String hiddenFormat = formats.item( i ).getCssText( );
					if ( format.equalsIgnoreCase( hiddenFormat )
							|| BIRTConstants.BIRT_ALL_VALUE
									.equalsIgnoreCase( hiddenFormat ) )
					{
						return true;
					}
				}
				return false;
			}
		}
		return false;
	}
	protected void calculateSpecifiedHeight( )