Re: [ft-devel] Patented bytecode interpretter and fallback to autohinter

[Werner LEMBERG]

>> why do you need a `partial' if there is no possibility to find out
>> which ranges are hinter or unhinted?
> 
> What I want to use this info for is to be able to write
> configurations that say "if the font doesn't have bytecode hinting,
> then enable the autohinter".  Now one should ask where should the
> line for "has / doesn't has" be drawn...  I don't know.  What I know
> is that:
> 
>   - A font having hints for all but a few glyphs should be
>     considered yes.
> 
>   - A font having hints for just a few should be considered no.
> 
> No idea about the in-between.  That's what I called "maybe".  But
> it's not a very flexible API.  Another way would be to get the
> number of hinted glyphs.  I'm not sure.

Sounds sensible.  The arguments could be `start' and `end' of a range
(or (-1,-1) to indicate that we want the hinted glyphs of the whole
font, regardless of the CMap); the return value could the number of
hinted glyphs.


    Werner