Re: otf and font-metrics?

[Han-Wen Nienhuys]

address@hidden writes:
> > the OTF font mechanism is shaping up nicely.  I do have one question
> > still; we would like to include font metrics in the OTF as well.
> > Currently, we can hack this in using the character table, but it
> > would be nice if we could store the metrics directly in the
> > appropriate fields.  Right now, we get the extents of the glyphs,
> > which is nice, but gives strange results when concatenating trills
> > or arpeggio signs.
> 
> What exactly do you need to be stored?  I fear that we have to add a
> private table (cf. the TeX-related tables `TCHL' and `TEXL' in
> fontforge) in case more than the standard data is necessary.

I don't know what standard data is available. For Lilypond, we need to
have bboxes which are independent of the outline size. In some cases,
the bbox of a glyph is smaller than the bbox of the outline, so we
have adjacent objects overlap nicely.


-- 

 Han-Wen Nienhuys   |   address@hidden   |   http://www.xs4all.nl/~hanwen