81 lines
2.1 KiB
Plaintext
81 lines
2.1 KiB
Plaintext
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#!/usr/bin/env python3
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import argparse
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import sys
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from os import path
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try:
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import fontforge
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except ImportError:
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sys.exit(
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"FontForge module could not be loaded. Try installing fontforge python bindings "
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"[e.g. on Linux Debian or Ubuntu: `sudo apt install fontforge python-fontforge`]"
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)
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def generate_style(font: fontforge.font, style: str, opts):
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font.fontname += style
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font.selection.all()
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for glyph in font.selection.byGlyphs:
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if "Bold" in style:
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glyph.changeWeight(opts.embolden)
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if 'Italic' in style:
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glyph.italicize(opts.angle)
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(
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description="Generate Bold/Italic versions for specified font file",
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)
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parser.add_argument('font', help='The path to the font')
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parser.add_argument(
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'-b', '--bold',
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dest="styles",
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action="append_const",
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const="Bold",
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help="generate bold version")
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parser.add_argument(
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'-i', '--italic',
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dest="styles",
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action="append_const",
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const="Italic",
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help="generate italic version")
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parser.add_argument(
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'-bi', '--bolditalic',
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dest="styles",
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action="append_const",
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const="BoldItalic",
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help="generate bold and italic version")
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parser.add_argument(
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'-em', '--embolden-em',
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dest="embolden",
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type=int,
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default=5,
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help="set embolden scale (by em unit)")
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parser.add_argument(
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'-ag', '--italic-angle',
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dest="angle",
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type=int,
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default=-13,
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help="set italic angle")
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parser.add_argument(
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'-o', '--out-dir',
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dest="outdir",
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default=".",
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help="set italic angle")
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args = parser.parse_args()
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if not args.styles:
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args.styles = ['Bold', 'Italic', 'BoldItalic']
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font = fontforge.open(args.font)
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for style in args.styles:
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generate_style(font, style, args)
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dotindex = args.font.rindex('.')
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name = args.font[:dotindex]
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ext = args.font[dotindex:]
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font.generate(path.join(args.outdir, name + style + ext))
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