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Re: [css3-text] letter-spacing and ligatures

From: Liam R E Quin <liam@w3.org>
Date: Wed, 05 Jun 2013 14:26:14 +0900
Message-ID: <1370409974.25164.311.camel@localhost>
To: John Daggett <jdaggett@mozilla.com>
Cc: W3C Style <www-style@w3.org>
On Tue, 2013-06-04 at 22:18 -0700, John Daggett wrote:
> Liam Quinn wrote:
> 
> > The discretionary ligatures (fi ffi, ct, etc.) must only be used
> > when the actual letter spacing value is zero, regardless of how it happens.
> 
> Just a small quibble here, fi, ffi are usually implemented as common
> ligatures (on by default) while ct is usually implemented as a
> discretionary ligature (off by default).  At least that's the common
> pattern within OpenType fonts.

You are right of course, sorry - and neither should be used when
letter-spacing is non-zero.

Liam


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Liam Quin - XML Activity Lead, W3C, http://www.w3.org/People/Quin/
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Received on Wednesday, 5 June 2013 05:26:51 UTC

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