Bidi paragraph direction in terminal emulators (was: Proposal for BiDi in terminal emulators)

Richard Wordingham via Unicode unicode at unicode.org
Mon Feb 4 13:45:13 CST 2019


On Mon, 04 Feb 2019 18:53:22 +0200
Eli Zaretskii via Unicode <unicode at unicode.org> wrote:

> Date: Mon, 4 Feb 2019 01:19:21 +0000
> From: Richard Wordingham via Unicode <unicode at unicode.org>

>> If you look at it in Notepad, all
>> lines will be LTR or all lines will be RTL.  
 
> That's because Notepad implements _only_ the higher-level protocol for
> base paragraph direction: there's no way to make Notepad determine the
> direction by looking at the text.

Yes.  If one has a text composed of LTR and RTL paragraphs, one has to
choose how far apart their starting margins are.  I think that could
get complicated for plain text if the terminal has unbounded width.

Richard.


More information about the Unicode mailing list