Bug 123876 Justification does not work in PDF
Justification of a text field works in HTML, doesn't work in PDF.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFLineAreaLM.java
{
			minHeight = lineHeight;
		}
	}
	protected void updateLine( )
	{
		if ( root == null )
		{
			return;
		}
		Iterator iter = root.getChildren( );
		int height = root.getHeight( );
		int lineHeight = ( (PDFBlockStackingLM) parent ).getLineHeight( );
		while ( iter.hasNext( ) )
		{
			AbstractArea child = (AbstractArea) iter.next( );
			int childHeight = child.getAllocatedHeight( );
			height = Math.max( height, childHeight );
		}
		height = Math.max( height, lineHeight );
		root.setContentHeight( height );
		
	}
	protected void align( )
	{
		if ( root == null )
		{
			return;
		}
		assert ( parent instanceof PDFBlockStackingLM );