On Wed, 24 Mar 2004 14:09:11 +0000, "Michael Everson" <[EMAIL PROTECTED]> said: > At 14:49 +0100 2004-03-24, Chris Jacobs wrote: > > > It seems strangely inconsistent to me that Unicode has detailed controls > >> for horizontal layout direction and the complex bidi algorithm, but has > >> nothing for vertical layout. I can force Latin text to be rendered right > >> to left or Hebrew left to right (although such overrides are hardly > >> plain text issues), but there is no way I can select vertical layout > >> even for languages in which that is a normal way of writing. We already > >> have U+202A LEFT-TO-RIGHT EMBEDDING and U+202B RIGHT-TO-LEFT EMBEDDING. > >> It would be easy to define new characters TOP-TO-BOTTOM EMBEDDING and > >> BOTTOM-TO-TOP EMBEDDING, with similar scope until the next PDF > >> character. > > > >Which scripts are written bottom to top in vertical layout? > > Ogham and sometimes Tifinagh.
<worthless trivia> Also Numidian (if you count it seperate from Tifinagh), and various scripts from the Philippines: Tagalog (and its relatives) and Mangyan. The surviving Mangyan users seem to write it left to right when using paper, though. <end of worthless trivia> -- Benjamin Peterson [EMAIL PROTECTED]
