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Re: Handling invisible text in bidirectional display

From: Stefan Monnier
Subject: Re: Handling invisible text in bidirectional display
Date: Sat, 16 Jan 2010 14:56:10 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1.91 (gnu/linux)

> This is another design decision I needed to make -- how to handle
> invisible text in the display engine modified to support bidirectional
> text.

Great to hear you progress on bidi support!

> Therefore, I decided to modify the code which skips invisible
> characters, such that it will skip them in the visual order, until it
> finds the first character that is outside the region covered by the
> invisible property.  Note that the ``first'' visible character could
> be before or after the invisible region, in the logical order.

It's consistent with the current behavior, so it's probably no worse
than trying to preserve the current implementation.


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