Setting source names from measurements

Parametric source names are set automatically from an actual measurement in the font.

draft

Source naming scheme

family type source name (example) formatting syntax
single-style family MyFamily_XOUC310.ufo f'{familyName}_{parameter}{value}.ufo'
multi-style family MyFamily-SubFamily_XOUC310.ufo f'{familyName}-{subFamily}_{parameter}{value}.ufo'

Setting source names automatically

p = MyController(folder, 'My New Typeface')
p.setSourceNamesFromMeasurements(preflight=True)