def collect_info_masters(
designspace: designspaceLib.DesignSpaceDocument,
axis_bounds: AxisBounds) -> List[Tuple[Location, FontMathObject]]:
"""Return master Info objects wrapped by MathInfo."""
locations_and_masters = []
for source in designspace.sources:
if source.layerName is not None:
continue # No font info in source layers.
normalized_location = varLib.models.normalizeLocation(
source.location, axis_bounds)
locations_and_masters.append(
(normalized_location, fontMath.MathInfo(source.font.info)))
return locations_and_masters
def _toMathInfo(self, guidelines=True):
"""
Subclasses may override this method.
"""
import fontMath
# A little trickery is needed here because MathInfo
# handles font level guidelines. Those are not in this
# object so we temporarily fake them just enough for
# MathInfo and then move them back to the proper place.
self.guidelines = []
if guidelines:
for guideline in self.font.guidelines:
d = dict(x=guideline.x,
y=guideline.y,
angle=guideline.angle,
name=guideline.name,
identifier=guideline.identifier,
color=guideline.color)
self.guidelines.append(d)
info = fontMath.MathInfo(self)
del self.guidelines
return info