[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [ft] Font Metrics
From: |
David Turner |
Subject: |
Re: [ft] Font Metrics |
Date: |
Thu, 19 Oct 2006 22:31:30 +0200 |
On Thu, 19 Oct 2006 20:35:34 +0200, "Martin Olbrich" <address@hidden> said:
> Hello,
>
> can noone help me with the font metrics?
>
Have you tried reading the FreeType docs ? they should provide you with
sufficient information to answer your questions.
Regards,
- David Turner
- The FreeType Project (www.freetype.org)
> martin.
>
>
> I wrote:
>
> > Hi,
> >
> > I am a bit confused about the number and scaling of different font metrics.
> >
> > For my program I am searching for the maximum distance above/under the
> > baseline of a given font in the scaling of the pixels after rendering. I
> > have tried it with "Face.bbox.yMin / yMax", but I dont know about the
> > right scaling to get it to pixel units.
> > Do I need the "Face.units_per_EM" for that?
> >
> > The other metric I need is the width of the string. I calculated it as
> > the sum over "Face.glyph.advance.x/64" of all glyphs. ( with
> > "FT_Set_Char_Size(face, fontSize*64., fontSize*64., 100, 100);" )
> > Is that the correct value?
> >
> > Thank you for any help.
> > martin.
> >
> >
> > _______________________________________________
> > Freetype mailing list
> > address@hidden
> > http://lists.nongnu.org/mailman/listinfo/freetype
> >
>
>
> _______________________________________________
> Freetype mailing list
> address@hidden
> http://lists.nongnu.org/mailman/listinfo/freetype
- David Turner
- The FreeType Project (www.freetype.org)