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Re: [ft-devel] discrepancy in underline offset
From: |
George Williams |
Subject: |
Re: [ft-devel] discrepancy in underline offset |
Date: |
26 Jun 2007 14:58:16 -0700 |
On Wed, 2007-06-20 at 08:31, Graham Asher wrote:
> However, the definition of postscript.underlinePosition is (according to
> http://www.microsoft.com/OpenType/OTSpec/post.htm):
>
> "
> This is the suggested distance of the top of the underline from the baseline
> (negative values indicate below baseline).
>
> The PostScript definition of this FontInfo dictionary key (the y coordinate
> of the center of the stroke) is not used for historical reasons. The value
> of the PostScript key may be calculated by subtracting half the
> underlineThickness from the value of this field.
Thank you for pointing this out. FontForge had this bug too.