Bug 140321 locale based font config file support
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/text/ChunkGenerator.java
if (null == bidiSplitter)
			return false;
		if (bidiSplitter.hasMore())
			return true;
		if (null == fontSplitter)
			return false;
		if (fontSplitter.hasMore())
			return true;
		else 
			return false;
	}
	
	public Chunk getNext()
	{		
		while ( null != fontSplitter )
		{
			if (fontSplitter.hasMore()){
				return fontSplitter.getNext();
			}else{
				fontSplitter = null;
			}
			if (bidiSplitter.hasMore()){
				fontSplitter = new FontSplitter(bidiSplitter.getNext(), textContent);
			}else{
				return null;
			}	
		}
		return null;
	}
}