[HarfBuzz] harfbuzz-ng: Branch 'master' - 6 commits
behdad at behdad.org
Tue Apr 24 13:02:56 PDT 2012
On 04/17/2012 10:35 PM, John Daggett wrote:
> Just a note here that this will be problematic when rendering upright
> Latin text in vertical mode. Frankly, I don't think there's a clear,
> consistent design model for OpenType features in the vertical case.
> There's clearly a need to distinguish more clearly vertical ligatures
> from horizontal ones, having 'f' and 'i' ligate in the upright
> vertical case doesn't make sense. Kazuraki relies on the 'vert'
> feature to disambiguate horizontal and vertical ligatures but this
> won't work for fonts not designed with the vertical case in mind.
Nod. That's exactly why I didn't have 'liga' for vertical before...
> So I think this change will need tweaking in the future, once there's
> a clearer definition of the OpenType feature model for vertical text.
> John Daggett
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