from __future__ import annotations
from typing import TYPE_CHECKING, Any
from fontTools.misc.transform import Transform
from fontTools.pens.pointPen import AbstractPointPen
from ufoLib2.objects.component import Component
from ufoLib2.objects.contour import Contour
from ufoLib2.objects.point import Point
if TYPE_CHECKING:
from ufoLib2.objects.glyph import Glyph
[docs]
class GlyphPointPen(AbstractPointPen): # type: ignore
"""A point pen.
See :mod:`fontTools.pens.basePen` and :mod:`fontTools.pens.pointPen` for an
introduction to pens.
"""
__slots__ = "_glyph", "_contour"
def __init__(self, glyph: Glyph) -> None:
self._glyph: Glyph = glyph
self._contour: Contour | None = None
[docs]
def beginPath(self, identifier: str | None = None, **kwargs: Any) -> None:
self._contour = Contour(identifier=identifier)
[docs]
def endPath(self) -> None:
if self._contour is None:
raise ValueError("Call beginPath first.")
self._glyph.contours.append(self._contour)
self._contour = None
[docs]
def addPoint(
self,
pt: tuple[float, float],
segmentType: str | None = None,
smooth: bool = False,
name: str | None = None,
identifier: str | None = None,
**kwargs: Any,
) -> None:
if self._contour is None:
raise ValueError("Call beginPath first.")
x, y = pt
self._contour.append(
Point(
x, y, type=segmentType, smooth=smooth, name=name, identifier=identifier
)
)
[docs]
def addComponent(
self,
baseGlyph: str,
transformation: Transform,
identifier: str | None = None,
**kwargs: Any,
) -> None:
component = Component(baseGlyph, transformation, identifier=identifier)
self._glyph.components.append(component)