Re: Column numbering in bidirectional display

Hello Eli,

On 2010/05/21 18:08, Eli Zaretskii wrote:

> So on balance, I think we should keep the current semantics of the
> line numbering, whereby columns are numbered in strict logical order.
>
> If we decide to go that way, we will need to provide primitives or
> subroutines to get to the visually first and last characters of a
> visual line.  That's because some features need that; see the thread
> Re: Hl-line and visual-line for one example.  beginning-of-visual-line
> and end-of-visual-line sound like a good starting point.
>
> Comments are welcome.

I agree that keeping column numbering as currently available in logical 
ordering. I think that at least in the long run, you will need more 
visual-related functions than just beginning-of-visual-line and 
end-of-visual-line.

Regards,   Martin.

-- 
#-# Martin J. Dürst, Professor, Aoyama Gakuin University
#-# http://www.sw.it.aoyama.ac.jp   mailto:[email protected]