forked from forks/qmk_firmware
82 lines
4.1 KiB
Python
82 lines
4.1 KiB
Python
"""This script automates the conversion of font files into a format QMK firmware understands.
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"""
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from io import BytesIO
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from qmk.path import normpath
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from qmk.painter_qff import _generate_font_glyphs_list, QFFFont
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from qmk.painter import generate_subs, render_header, render_source, valid_formats
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from milc import cli
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@cli.argument('-f', '--font', required=True, help='Specify input font file.')
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@cli.argument('-o', '--output', required=True, help='Specify output image path.')
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@cli.argument('-s', '--size', default=12, help='Specify font size. Default 12.')
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@cli.argument('-n', '--no-ascii', arg_only=True, action='store_true', help='Disables output of the full ASCII character set (0x20..0x7E), exporting only the glyphs specified.')
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@cli.argument('-u', '--unicode-glyphs', default='', help='Also generate the specified unicode glyphs.')
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@cli.argument('-a', '--no-aa', arg_only=True, action='store_true', help='Disable anti-aliasing on fonts.')
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@cli.subcommand('Converts an input font to something QMK understands')
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def painter_make_font_image(cli):
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# Create the font object
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font = QFFFont(cli)
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# Read from the input file
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cli.args.font = normpath(cli.args.font)
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font.generate_image(cli.args.font, cli.args.size, include_ascii_glyphs=(not cli.args.no_ascii), unicode_glyphs=cli.args.unicode_glyphs, use_aa=(False if cli.args.no_aa else True))
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# Render out the data
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font.save_to_image(normpath(cli.args.output))
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@cli.argument('-i', '--input', help='Specify input graphic file.')
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@cli.argument('-o', '--output', default='', help='Specify output directory. Defaults to same directory as input.')
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@cli.argument('-n', '--no-ascii', arg_only=True, action='store_true', help='Disables output of the full ASCII character set (0x20..0x7E), exporting only the glyphs specified.')
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@cli.argument('-u', '--unicode-glyphs', default='', help='Also generate the specified unicode glyphs.')
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@cli.argument('-f', '--format', required=True, help=f'Output format, valid types: {", ".join(valid_formats.keys())}')
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@cli.argument('-r', '--no-rle', arg_only=True, action='store_true', help='Disable the use of RLE to minimise converted image size.')
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@cli.argument('-w', '--raw', arg_only=True, action='store_true', help='Writes out the QFF file as raw data instead of c/h combo.')
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@cli.subcommand('Converts an input font image to something QMK firmware understands')
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def painter_convert_font_image(cli):
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# Work out the format
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format = valid_formats[cli.args.format]
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# Create the font object
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font = QFFFont(cli.log)
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# Read from the input file
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cli.args.input = normpath(cli.args.input)
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font.read_from_image(cli.args.input, include_ascii_glyphs=(not cli.args.no_ascii), unicode_glyphs=cli.args.unicode_glyphs)
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# Work out the output directory
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if len(cli.args.output) == 0:
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cli.args.output = cli.args.input.parent
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cli.args.output = normpath(cli.args.output)
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# Render out the data
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out_data = BytesIO()
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font.save_to_qff(format, not cli.args.no_rle, out_data)
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out_bytes = out_data.getvalue()
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if cli.args.raw:
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raw_file = cli.args.output / f"{cli.args.input.stem}.qff"
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with open(raw_file, 'wb') as raw:
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raw.write(out_bytes)
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return
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# Work out the text substitutions for rendering the output data
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args_str = " ".join((f"--{arg} {getattr(cli.args, arg.replace('-', '_'))}" for arg in ["input", "output", "no-ascii", "unicode-glyphs", "format", "no-rle"]))
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command = f"qmk painter-convert-font-image {args_str}"
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metadata = {"glyphs": _generate_font_glyphs_list(not cli.args.no_ascii, cli.args.unicode_glyphs)}
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subs = generate_subs(cli, out_bytes, font_metadata=metadata, command=command)
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# Render and write the header file
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header_text = render_header(subs)
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header_file = cli.args.output / f"{cli.args.input.stem}.qff.h"
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with open(header_file, 'w') as header:
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print(f"Writing {header_file}...")
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header.write(header_text)
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# Render and write the source file
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source_text = render_source(subs)
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source_file = cli.args.output / f"{cli.args.input.stem}.qff.c"
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with open(source_file, 'w') as source:
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print(f"Writing {source_file}...")
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source.write(source_text)
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