Bug 191005 PDF preview hangs up with attached xtab.[1102]
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFStackingLM.java
protected int maxAvaWidth = 0;
	
	protected int currentIP = 0;
	protected int currentBP = 0;
	protected int offsetX = 0;
	protected int offsetY = 0;
	protected ContainerArea root;
	protected PDFAbstractLM child;
	protected int minHeight = 0;
	protected int minWidth = 0;
	
	public int getMaxAvaHeight()
	{
		return this.maxAvaHeight;
	}
	
	public int getCurrentMaxContentWidth( )
	{
		return maxAvaWidth - currentIP;
	}
	
	public int getCurrentMaxContentHeight()
	{
		return maxAvaHeight - currentBP;
	}
	public int getCurrentIP( )
	{
		return this.currentIP;
	}