def setContext(self, font, feaFile, compiler=None):
ctx = super(MarkFeatureWriter, self).setContext(font,
feaFile,
compiler=compiler)
ctx.gdefClasses = ast.getGDEFGlyphClasses(feaFile)
ctx.anchorLists = self._getAnchorLists()
ctx.anchorPairs = self._getAnchorPairs()
def setContext(self, font, feaFile, compiler=None):
ctx = super().setContext(font, feaFile, compiler=compiler)
ctx.gdefClasses = ast.getGDEFGlyphClasses(feaFile)
ctx.kerning = self.getKerningData(font, feaFile,
self.getOrderedGlyphSet())
feaScripts = ast.getScriptLanguageSystems(feaFile)
ctx.scriptGroups = self._groupScriptsByTagAndDirection(feaScripts)
return ctx
def getGDEFGlyphClasses(self):
"""Return a tuple of GDEF GlyphClassDef base, ligature, mark, component
glyph names.
Sets are `None` if no 'public.openTypeCategories' values are defined or
if no GDEF table is defined in the feature file.
"""
feaFile = self.context.feaFile
if ast.findTable(feaFile, "GDEF") is not None:
return ast.getGDEFGlyphClasses(feaFile)
unassigned, bases, ligatures, marks, components = self.getOpenTypeCategories()
if not any((unassigned, bases, ligatures, marks, components)):
return ast._GDEFGlyphClasses(None, None, None, None)
return ast._GDEFGlyphClasses(
frozenset(bases),
frozenset(ligatures),
frozenset(marks),
frozenset(components),
)