[cairo] Bug with missing fonts

[Bill Spitzak]

Keith Packard wrote:
> Around 15 o'clock on Jan 21, Ned Konz wrote:
> 
> 
>>#ifdef CAIRO_HAS_FT_FONT
>>#define CAIRO_FONT_FAMILY_DEFAULT  "serif"
>>/* XXX: Platform-specific. Other platforms may want a different default */
>>#define CAIRO_FONT_BACKEND_DEFAULT &cairo_ft_font_backend
>>#elif defined(CAIRO_HAS_ATSUI_FONT)
>>#define CAIRO_FONT_FAMILY_DEFAULT  "Monaco"
>>#define CAIRO_FONT_BACKEND_DEFAULT &cairo_atsui_font_backend
>>#endif
> 
> 
> I suggested a few days ago that the default family be font-backend 
> specific.  Is there some font matching mechanism which would allow us to 
> ask for the 'default' font somehow?

All backends should be required to accept the strings "sans", "serif", 
and "fixed" (chosen to match Xft) and do reasonable things with them.