[luatex] \predisplaydirection from etex in luatex has no effect

Khaled Hosny khaledhosny at eglug.org
Thu Apr 8 15:18:12 CEST 2010

On Thu, Apr 08, 2010 at 02:11:39PM +0200, Taco Hoekwater wrote:
> Khaled Hosny wrote:
> > 
> > May preference is to treat left and right as "start of the line" and
> > "end of the line", so that existing macro code will give the logically
> > expected result when one switches direction (one setting equation number
> > to the right is actually expecting it at the start of the line). 
> Ok, but that leaves the question whether \pardir or \mathdir decides
> on start/end. Vafa clearly prefers \mathdir, but I am not so sure myself.

I think, the equation number is related to paragraph and not math
direction as it is a general layout item i.e. if I'm setting a RTL math
equation inside a LTR document, I'll want all equation numbers to be on
the same side regardless of the actual direction of the equation itself.


 Khaled Hosny
 Arabic localiser and member of Arabeyes.org team
 Free font developer

More information about the luatex mailing list