[poppler] how to find the true bounding box of a glyph

[Albert Astals Cid]

El Dimecres, 7 de març de 2012, a les 13:14:51, Josh Richardson va escriure:
> Since HTML positions from the top of a span, not the baseline, it's very
> important for me to know the true ascent of a font.  The odd font is not
> accurate with the reported value of this metric, and the incorrect value
> seems to be the value that's stored in Poppler's GfxFont.  Any suggestions
> on how to find the true value?  I think free type 2 has functions that
> allow me to get at the true bounding box by tracing the arcs of component
> splines, so I'm considering linking against that, but I'd love to know if
> there is a cleaner way to do it.

I don't think there's another way than actually looking at the real font (i.e. 
using freetype).

Albert
 
> TIA, --josh