def loadGlyph(self, name: str) -> Glyph:
"""Load and return Glyph object."""
# XXX: Remove and let __getitem__ do it?
glyph = Glyph(name)
self._glyphSet.readGlyph(name, glyph, glyph.getPointPen())
self._glyphs[name] = glyph
return glyph
def read(cls,
name: str,
glyphSet: GlyphSet,
lazy: bool = True,
default: bool = False) -> Layer:
"""Instantiates a Layer object from a
:class:`fontTools.ufoLib.glifLib.GlyphSet`.
Args:
name: The name of the layer.
glyphSet: The GlyphSet object to read from.
lazy: If True, load glyphs as they are accessed. If False, load everything
up front.
"""
glyphNames = glyphSet.keys()
glyphs: dict[str, Glyph]
if lazy:
glyphs = {gn: _GLYPH_NOT_LOADED for gn in glyphNames}
else:
glyphs = {}
for glyphName in glyphNames:
glyph = Glyph(glyphName)
glyphSet.readGlyph(glyphName, glyph, glyph.getPointPen())
glyphs[glyphName] = glyph
self = cls(name, glyphs, default=default)
if lazy:
self._glyphSet = glyphSet
glyphSet.readLayerInfo(self)
return self
def insertGlyph(
self,
glyph: Glyph,
name: str | None = None,
overwrite: bool = True,
copy: bool = True,
) -> None:
"""Inserts Glyph object into this layer.
Args:
glyph: The Glyph object.
name: The name of the glyph.
overwrite: If True, overwrites (read: deletes) glyph with the same name if
it exists. If False, raises KeyError.
copy: If True, copies the Glyph object before insertion. If False, inserts
as is.
"""
if copy:
glyph = glyph.copy()
if name is not None:
glyph._name = name
if glyph.name is None:
raise ValueError(f"{glyph!r} has no name; can't add it to Layer")
if not overwrite and glyph.name in self._glyphs:
raise KeyError(f"glyph named '{glyph.name}' already exists")
self._glyphs[glyph.name] = glyph
def read(cls, name, glyphSet, lazy=True):
glyphNames = glyphSet.keys()
if lazy:
glyphs = {gn: _NOT_LOADED for gn in glyphNames}
else:
glyphs = {}
for glyphName in glyphNames:
glyph = Glyph(glyphName)
glyphSet.readGlyph(glyphName, glyph, glyph.getPointPen())
glyphs[glyphName] = glyph
self = cls(name, glyphs)
if lazy:
self._glyphSet = glyphSet
glyphSet.readLayerInfo(self)
return self
def instantiateGlyphObject(self) -> Glyph:
"""Returns a new Glyph instance.
|defcon_compat|
"""
return Glyph()
def newGlyph(self, name: str) -> Glyph:
"""Creates and returns new Glyph object in this layer with name."""
if name in self._glyphs:
raise KeyError(f"glyph named '{name}' already exists")
self._glyphs[name] = glyph = Glyph(name)
return glyph
def __setitem__(self, name: str, glyph: Glyph) -> None:
if not isinstance(glyph, Glyph):
raise TypeError(f"Expected Glyph, found {type(glyph).__name__}")
glyph._name = name
self._glyphs[name] = glyph
from ufoLib2.constants import DEFAULT_LAYER_NAME
from ufoLib2.objects.glyph import Glyph
from ufoLib2.objects.lib import Lib, _convert_Lib, _get_lib, _set_lib
from ufoLib2.objects.misc import (
BoundingBox,
_deepcopy_unlazify_attrs,
_prune_object_libs,
unionBounds,
)
from ufoLib2.typing import T
if TYPE_CHECKING:
from cattr import GenConverter
_GLYPH_NOT_LOADED = Glyph(name="___UFOLIB2_LAZY_GLYPH___")
def _convert_glyphs(
value: dict[str, Glyph] | Sequence[Glyph]) -> dict[str, Glyph]:
result: dict[str, Glyph] = {}
if isinstance(value, dict):
glyph_ids = set()
for name, glyph in value.items():
if not isinstance(glyph, Glyph):
raise TypeError(
f"Expected Glyph, found {type(glyph).__name__}")
if glyph is not _GLYPH_NOT_LOADED:
glyph_id = id(glyph)
if glyph_id in glyph_ids:
raise KeyError(f"{glyph!r} can't be added twice")
def newGlyph(self, name):
if name in self._glyphs:
raise KeyError("glyph %r already exists" % name)
self._glyphs[name] = glyph = Glyph(name)
return glyph
def loadGlyph(self, name):
glyph = Glyph(name)
self._glyphSet.readGlyph(name, glyph, glyph.getPointPen())
self._glyphs[name] = glyph
return glyph