[HarfBuzz] Flags for start/end of text/line

[Behdad Esfahbod]

On 12-10-27 08:00 AM, Lóránt Pintér wrote:
> I'm not sure I completely understand this feature. Would this help with shaping around line-endings as well?

Yes.  That's the idea.  I have not fully checked how OpenType fonts can
implement this, but AAT fonts (when we get an AAT backend) will be able to use
it, and it would also address the current "stray dottedcircle" issues.

behdad