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# Copyright (C) 2021-2025, Mindee.
# This program is licensed under the Apache License 2.0.
# See LICENSE or go to <https://opensource.org/licenses/Apache-2.0> for full license details.
import logging
import platform
from PIL import ImageFont
__all__ = ["get_font"]
def get_font(font_family: str | None = None, font_size: int = 13) -> ImageFont.FreeTypeFont | ImageFont.ImageFont:
"""Resolves a compatible ImageFont for the system
Args:
font_family: the font family to use
font_size: the size of the font upon rendering
Returns:
the Pillow font
"""
# Font selection
if font_family is None:
try:
font = ImageFont.truetype("FreeMono.ttf" if platform.system() == "Linux" else "Arial.ttf", font_size)
except OSError: # pragma: no cover
font = ImageFont.load_default() # type: ignore[assignment]
logging.warning(
"unable to load recommended font family. Loading default PIL font,"
"font size issues may be expected."
"To prevent this, it is recommended to specify the value of 'font_family'."
)
else: # pragma: no cover
font = ImageFont.truetype(font_family, font_size)
return font
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