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Merge pull request #15 from googlefonts/catchup
Catch up with downstream
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"""Prints info about emoji fonts.""" | ||
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from fontTools import ttLib | ||
from pathlib import Path | ||
import sys | ||
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NAME_ID_VERSION = 5 | ||
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def name(font, name_id): | ||
return ",".join(n.toUnicode() for n in font["name"].names if n.isUnicode() and n.nameID == name_id) | ||
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def main(): | ||
font_files = sorted(p for p in (Path(__file__).parent / "fonts").iterdir() if p.suffix == ".ttf") | ||
max_name_len = max(len(p.name) for p in font_files) | ||
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for font_file in font_files: | ||
font = ttLib.TTFont(font_file) | ||
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font_type = [] | ||
if "CBDT" in font: | ||
font_type.append("CBDT") | ||
if "COLR" in font: | ||
font_type.append("COLR") | ||
if "meta" in font and "Emji" in font["meta"].data: | ||
font_type.append("EmojiCompat") | ||
font_type.append(f"fontRevision:{font['head'].fontRevision:.3f}") | ||
font_type.append(name(font, NAME_ID_VERSION)) | ||
font_type = ", ".join(font_type) | ||
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print(f"{font_file.name:{max_name_len + 1}} {font_type}") | ||
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if __name__ == '__main__': | ||
main() |
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"""Removes regional indicators from a font.""" | ||
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from fontTools import subset | ||
from fontTools import ttLib | ||
import functools | ||
from pathlib import Path | ||
import sys | ||
from typing import Set | ||
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def codepoints(font: ttLib.TTFont) -> Set[int]: | ||
unicode_cmaps = (t.cmap.keys() for t in font['cmap'].tables if t.isUnicode()) | ||
return functools.reduce(lambda acc, u: acc | u, unicode_cmaps, set()) | ||
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def is_regional_indicator(cp: int) -> bool: | ||
return 0x1F1E6 <= cp <= 0x1F1FF | ||
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def main(argv): | ||
for font_file in sorted(argv[1:]): | ||
font_file = Path(font_file) | ||
assert font_file.is_file(), font_file | ||
noflags_file = font_file.with_stem(font_file.stem + "-noflags") | ||
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if noflags_file.is_file(): | ||
print(font_file, "already has", noflags_file, "; nop") | ||
continue | ||
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font = ttLib.TTFont(font_file) | ||
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cps = codepoints(font) | ||
cps_without_flags = {cp for cp in cps if not is_regional_indicator(cp)} | ||
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if cps == cps_without_flags: | ||
print(font_file, "has no regional indicators") | ||
continue | ||
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subsetter = subset.Subsetter() | ||
subsetter.populate(unicodes=cps_without_flags) | ||
subsetter.subset(font) | ||
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font.save(noflags_file) | ||
print(font_file, "=>" , noflags_file) | ||
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if __name__ == '__main__': | ||
main(sys.argv) |
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"""Set COLRv1 fontRevision from CBDT. | ||
Used for bugfix, should fix to set properly on build instead. | ||
""" | ||
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from fontTools import ttLib | ||
from pathlib import Path | ||
import sys | ||
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NAME_ID_VERSION = 5 | ||
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def name(font, name_id): | ||
return ",".join(n.toUnicode() for n in font["name"].names if n.isUnicode() and n.nameID == name_id) | ||
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def main(): | ||
colr_font_files = sorted(p for p in (Path(__file__).parent / "fonts").iterdir() if p.name.startswith("Noto-COLRv1")) | ||
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for colr_font_file in colr_font_files: | ||
cbdt_font_file = colr_font_file.with_stem(colr_font_file.stem.replace("Noto-COLRv1", "NotoColorEmoji")) | ||
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colr_font = ttLib.TTFont(colr_font_file) | ||
cbdt_font = ttLib.TTFont(cbdt_font_file) | ||
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assert "CBDT" in cbdt_font | ||
assert "COLR" in colr_font | ||
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colr_font["head"].fontRevision = cbdt_font["head"].fontRevision | ||
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colr_font.save(colr_font_file) | ||
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if __name__ == '__main__': | ||
main() |
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