78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
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# -*- coding: utf-8 -*-
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# imports ####################################################################
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import os
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from sys import platform as _platform
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if _platform == "darwin":
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try:
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from ._cocoa import _get_font
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except ImportError:
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pass
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try:
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_get_font
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except NameError:
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def _get_font(family, bold, italic): # pylint: disable=function-redefined
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raise LookupError
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# constants ##################################################################
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_CONTRIBS_PATH = os.path.abspath(os.path.join(os.path.dirname(__file__),
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"..", "..",
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"contribs", "freefont-20120503"))
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_FALLBACK_FONTS = {
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"sans-serif": {
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(False, False): os.path.join(_CONTRIBS_PATH, "FreeSans.otf"),
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(False, True): os.path.join(_CONTRIBS_PATH, "FreeSansOblique.otf"),
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(True, False): os.path.join(_CONTRIBS_PATH, "FreeSansBold.otf"),
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(True, True): os.path.join(_CONTRIBS_PATH, "FreeSansBoldOblique.otf"),
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},
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"serif": {
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(False, False): os.path.join(_CONTRIBS_PATH, "FreeSerif.otf"),
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(False, True): os.path.join(_CONTRIBS_PATH, "FreeSerifItalic.otf"),
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(True, False): os.path.join(_CONTRIBS_PATH, "FreeSerifBold.otf"),
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(True, True): os.path.join(_CONTRIBS_PATH, "FreeSerifBoldItalic.otf"),
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},
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"mono": {
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(False, False): os.path.join(_CONTRIBS_PATH, "FreeMono.otf"),
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(False, True): os.path.join(_CONTRIBS_PATH, "FreeMonoOblique.otf"),
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(True, False): os.path.join(_CONTRIBS_PATH, "FreeMonoBold.otf"),
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(True, True): os.path.join(_CONTRIBS_PATH, "FreeMonoBoldOblique.otf"),
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},
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}
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# font lookup ################################################################
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def _get_fallback_font(family, bold=False, italic=False):
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return _FALLBACK_FONTS[family][bold, italic], 0
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def get_font(families, weight="normal", style="normal"):
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bold = weight in ["bold", "bolder", "600", "700", "800", "900"]
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italic = style in ["italic", "oblique"]
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families = [family.strip() for family in families.split(',')] + ["sans-serif"]
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font_name, index = None, 0
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for font_getter in [_get_font, _get_fallback_font]:
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for family in families:
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try:
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font_name, index = font_getter(family, bold, italic)
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except LookupError:
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continue
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break
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else:
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continue
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break
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return font_name, index
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__all__ = [
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"get_font",
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]
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