On Tue, Feb 17, 2004 at 04:52:10PM -0800, Glen Mazza wrote: > --- Finn Bock <[EMAIL PROTECTED]> wrote: > > > > The layout dimension that is stored in the FO tree > > is constantly updated > > during discovery of BreakPoss'es and is never > > reused, not even when a > > block is split over a break where new values are > > assigned. > > > > I don't know enough to comment too much on which > implementation would be better here, but the spec does > not appear to have much problem (see , also Finn's > earlier reference to the spec's conceptual procedure > ) with back-and-forth processes, updates, etc. > between the FO Tree and Area Tree. Indeed, it seems > to indicate that this kind of interaction does need to > occur for the process to work correctly.
In my view FOP consists of a number of subsystems that are ordered from upstream to downstream. The FO tree is the most upstream system, the area tree (or objects that are constructed by a renderer) is the most downstream system. Information should flow downstream, not upstream. Regards, Simon Pepping -- Simon Pepping home page: http://www.leverkruid.nl