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Re: Fill column indicator functionality

From: Eli Zaretskii
Subject: Re: Fill column indicator functionality
Date: Fri, 15 Mar 2019 18:13:44 +0200

> Cc: address@hidden
> From: Clément Pit-Claudel <address@hidden>
> Date: Fri, 15 Mar 2019 10:35:02 -0400
> > Does the fci mode support those use cases?
> Not well, no.  There are discontinuities, and if I use wide characters (like 
> CJK spaces, e.g. ' '), portions of the line are misaligned.

The misalignment part should disappear with this new implementation,
because it works in pixels.

> > Specifically, drawing a "vertical strike-through" still doesn't solve
> > the problem with the height of the line, because the glyph we will
> > "strike through" will still need to have a suitable height, right?
> Maybe? At the moment boxes and backgrounds already span the full line height, 
> so I'm assuming strike-throughs would as well.

That's again not on the glyph level, it's drawing code specific to
each terminal type.

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