[Fontconfig] Pango support for `size' OpenType feature?
behdad at behdad.org
Sun Sep 9 14:54:30 PDT 2012
On 09/09/2012 01:30 AM, Werner LEMBERG wrote:
>> The only Free Software font family I can think of that can use the
>> 'size' feature is Computer Modern. And I don't think any of its
>> OpenType renditions have that feature set.
> OK. However, LilyPond's Emmentaler font (containing musical glyphs)
> also provides various design sizes and would be a good candidate.
>> At any rate, it can easily go into Fontconfig. We just need to add
>> an element for design size, perhaps one for the design range,
>> possibly for design name, and then make the matcher match the font
>> with design size closest to requested size...
> If I have understood correctly how the `size' feature works, it goes
> one step further: Let's assume that I request emmentaler-13 while
> using 19pt, and emmentaler-18 covers the range 17pt<=size<20pt. After
> applying the `size' feature, the application will use emmentaler-18.
> BTW, XeLaTeX supports this, and the `fontspec' package for XeLaTeX
> provides a nice emulation interface of it.
Why would you request 'emmentaler-13'? I assume the fonts have the same
Preferred Family name. So you request by family name and size, and fontconfig
gives you the right one.
> Would this possible with fontconfig also?
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