Converts an HarfBuzz.variation_t into a NULL-terminated string in the format
understood by hb_variation_from_string(). The client in responsible for
allocating big enough size for buf, 128 bytes is more than enough.
Note that the string won't include any whitespace.
Converts an HarfBuzz.variation_t into a
NULL-terminated string in the format understood byhb_variation_from_string(). The client in responsible for allocating big enough size forbuf, 128 bytes is more than enough.Note that the string won't include any whitespace.