class TTXLEFont(LEFontInstance):
def __init__(self, fname, size=12):
super(TTXLEFont, self).__init__()
self.ttx = TTFont(fname)
self.size = size
self.upem = self.ttx['head'].unitsPerEm
self.cmap = self.ttx['cmap'].getcmap(3, 1).cmap
def getFontTable(self, table):
return self.ttx.getTableData(table)
def getAscent(self):
self.ttx['hhea'].ascent * self.size * 1. / self.upem
def getDescent(self):
self.ttx['hhea'].descent * self.size * 1. / self.upem
def getLeading(self):
self.ttx['hhea'].lineGap * self.size * 1. / self.upem
def getUnitsPerEm(self):
return self.upem
def mapCharToGlyph(self, code):
return self.ttx.getGlyphID(self.cmap[code])
def getGlyphAdvance(self, glyph):
if glyph >= self.ttx['maxp'].numGlyphs:
return (0., 0.)
name = self.ttx.getGlyphName(glyph)
x = self.ttx['hmtx'][name][0] * self.size * 1. / self.upem
if 'vmtx' in self.ttx:
y = self.ttx['vmtx'][name][0] * self.size * 1. / self.upem
else:
y = 0.
return (x, y)
def getGlyphPoint(self, glyph, point):
return (0., 0.)
def getXPixelsPerEm(self):
return self.size
def getYPixelsPerEm(self):
return self.size
def getScaleFactorX(self):
return 1.
def getScaleFactorY(self):
return 1.
class TTXLEFont(LEFontInstance):
def __init__(self, fname, size=12):
super(TTXLEFont, self).__init__()
self.ttx = TTFont(fname)
self.size = size
self.upem = self.ttx['head'].unitsPerEm
self.cmap = self.ttx['cmap'].getcmap(3, 1).cmap
def getFontTable(self, table):
return self.ttx.getTableData(table)
def getAscent(self):
self.ttx['hhea'].ascent * self.size * 1. / self.upem
def getDescent(self):
self.ttx['hhea'].descent * self.size * 1. / self.upem
def getLeading(self):
self.ttx['hhea'].lineGap * self.size * 1. / self.upem
def getUnitsPerEm(self):
return self.upem
def mapCharToGlyph(self, code):
return self.ttx.getGlyphID(self.cmap[code])
def getGlyphAdvance(self, glyph):
if glyph >= self.ttx['maxp'].numGlyphs:
return (0., 0.)
name = self.ttx.getGlyphName(glyph)
x = self.ttx['hmtx'][name][0] * self.size * 1. / self.upem
if 'vmtx' in self.ttx:
y = self.ttx['vmtx'][name][0] * self.size * 1. / self.upem
else:
y = 0.
return (x, y)
def getGlyphPoint(self, glyph, point):
return (0., 0.)
def getXPixelsPerEm(self):
return self.size
def getYPixelsPerEm(self):
return self.size
def getScaleFactorX(self):
return 1.
def getScaleFactorY(self):
return 1.
def hinting_level(self):
if filter(lambda fn: os.path.basename(fn) == '.ttfautohint', self.files):
return '4'
for ottf in self.ottffiles:
# Searches for .ttfautohint glyph inside. If glyph exists
# then returns hinting_level to '3'
is_glyph_existed = self.check_for_ttfautohint_glyph(ottf)
if is_glyph_existed:
return '4'
ttfont = TTFont(ottf)
try:
if ttfont.getTableData("prep") is None:
return '2'
except KeyError:
return '2'
prepAsm = ttfont.getTableData("prep")
prepText = fontforge.unParseTTInstrs(prepAsm)
prepMagic = "PUSHW_1\n 511\nSCANCTRL\nPUSHB_1\n 4\nSCANTYPE"
if prepText.strip() == prepMagic:
return '2'
return '1'
def hinting_level(self):
if filter(lambda fn: os.path.basename(fn) == '.ttfautohint',
self.files):
return '4'
for ottf in self.ottffiles:
# Searches for .ttfautohint glyph inside. If glyph exists
# then returns hinting_level to '3'
is_glyph_existed = self.check_for_ttfautohint_glyph(ottf)
if is_glyph_existed:
return '4'
ttfont = TTFont(ottf)
try:
if ttfont.getTableData("prep") is None:
return '2'
except KeyError:
return '2'
prepAsm = ttfont.getTableData("prep")
prepText = fontforge.unParseTTInstrs(prepAsm)
prepMagic = "PUSHW_1\n 511\nSCANCTRL\nPUSHB_1\n 4\nSCANTYPE"
if prepText.strip() == prepMagic:
return '2'
return '1'
def getSFNTData(pathOrFile):
font = TTFont(pathOrFile)
# checksums
tableChecksums = {}
for tag, entry in font.reader.tables.items():
tableChecksums[tag] = entry.checkSum
# data
tableData = {}
for tag in font.keys():
if len(tag) != 4:
continue
origData = font.getTableData(tag)
compData = zlib.compress(origData)
if len(compData) >= len(origData) or tag == "head":
compData = origData
tableData[tag] = (origData, compData)
# order
tableOrder = [i for i in font.keys() if len(i) == 4]
font.close()
del font
return tableData, tableOrder, tableChecksums
# works on Mi Lan Pro VF Version 1.10, sha1sum = 7c489c6291067561733b20d2237963d6d36406d8
from fontTools.ttLib import TTFont, newTable
from fontTools.varLib.varStore import VarStoreInstancer
from pprint import pprint
infile = "MiLanProVF.ttf"
outfile = "MiLanProVF-fix.ttf"
font = TTFont(infile)
# fix gvar.glyphCount
gvar_raw = bytearray(font.getTableData('gvar'))
glyphCount = len(font['hmtx'].metrics)
gvar_raw[12] = glyphCount // 256
gvar_raw[13] = glyphCount % 256
gvar_ = newTable('gvar')
gvar_.decompile(bytes(gvar_raw), font)
# fix phantom points in gvar
fvar_ = font['fvar']
hvar_ = font['HVAR']
for name, tvl in gvar_.variations.items():
def main(args: Optional[List[str]] = None):
parser = argparse.ArgumentParser()
parser.add_argument("fonts", type=Path, nargs="+", help="Path to TTFs.")
parsed_args = parser.parse_args(args)
runtimes = defaultdict(list)
rows = []
font_path: Path
for font_path in parsed_args.fonts:
font = TTFont(font_path)
if "GPOS" not in font:
print(f"No GPOS in {font_path.name}, skipping.", file=sys.stderr)
continue
size_orig = len(font.getTableData("GPOS")) / 1024
print(f"Measuring {font_path.name}...", file=sys.stderr)
fonts = {}
font_paths = {}
sizes = {}
for mode in MODES:
print(f" Running mode={mode}", file=sys.stderr)
fonts[mode] = TTFont(font_path)
before = time.perf_counter()
compact(fonts[mode], mode=str(mode))
runtimes[mode].append(time.perf_counter() - before)
font_paths[mode] = (
font_path.parent / "compact" /
(font_path.stem + f"_{mode}" + font_path.suffix))
font_paths[mode].parent.mkdir(parents=True, exist_ok=True)
fonts[mode].save(font_paths[mode])
fonts[mode] = TTFont(font_paths[mode])
sizes[mode] = len(fonts[mode].getTableData("GPOS")) / 1024
print(f" Runtimes:", file=sys.stderr)
for mode, times in runtimes.items():
print(
f" {mode:10} {' '.join(f'{t:5.2f}' for t in times)}",
file=sys.stderr,
)
# Bonus: measure WOFF2 file sizes.
print(f" Measuring WOFF2 sizes", file=sys.stderr)
size_woff_orig = woff_size(font, font_path) / 1024
sizes_woff = {
mode: woff_size(fonts[mode], font_paths[mode]) / 1024
for mode in MODES
}
rows.append((
font_path.name,
size_orig,
size_woff_orig,
*flatten((
sizes[mode],
pct(sizes[mode], size_orig),
sizes_woff[mode],
pct(sizes_woff[mode], size_woff_orig),
) for mode in MODES),
))
write_csv(rows)
from fontTools.ttLib import TTFont from fontTools.ttLib.tables.DefaultTable import DefaultTable font_path = "myfont.ttf" output_path = "myfont_patched.ttf" table_tag = "DSIG" # Get raw table data from the source font font = TTFont(font_path) raw_data = font.getTableData(table_tag) # Do something with the raw table data # This example just sets an empty DSIG table. raw_data = b"\0\0\0\1\0\0\0\0" # Write the data back to the font # We could re-use the existing table when the source and target font are # identical, but let's make a new empty table to be more universal. table = DefaultTable(table_tag) table.data = raw_data # Add the new table back into the source font and save under a new name. font[table_tag] = table font.save(output_path)
def parse_font(font_file, create_texture):
font = TTFont(font_file)
print(font.getTableData("kern"))
"""
lines = iter(font.split('\n'))
# find common data
while True:
try:
line = next(lines)
except StopIteration:
raise BitmapFontGeneratorParseError('unable to find common line')
if line.startswith('common'):
common = text_to_dict(line[len('common'):])
break
texture_width = common["scaleW"]
texture_height = common["scaleH"]
line_height = common["lineHeight"]
page_count = common["pages"]
if page_count > 1:
logger.warning(
'multiple pages are unsupported, font may not appear correctly'
)
# get page data
for i in range(page_count):
line = next(lines)
if not line.startswith('page'):
raise BitmapFontGeneratorParseError(
'expected "page" line, but got {0}'.format(line)
)
page = text_to_dict(line[len('page'):])
if page["id"] == 0:
texture = find_texture(page["file"])
break
# find chars data
while True:
try:
line = next(lines)
except StopIteration:
raise BitmapFontGeneratorParseError('unable to find chars count')
if line.startswith('chars'):
chars = text_to_dict(line[len('chars'):])
break
character_count = chars["count"]
# load each character
characters = []
fallback_character_index = 0
has_newline = False
for i in range(character_count):
line = next(lines)
if not line.startswith('char'):
raise BitmapFontGeneratorParseError(
'expected "char" line, but got {0}'.format(line)
)
character = text_to_dict(line[len('char'):])
if character["id"] == -1:
character["id"] = 0
fallback_character_index = i
elif character["id"] == ord('\n'):
has_newline = True
if character["page"] != 0:
logger.warning(
'character {0} is on a page other than 0, but fonts only '
'support one texture, ignoring'.format(line)
)
continue
if character["chnl"] != 15:
logger.warning(
'character {0} is on a specific color channel, which is '
'unsupported, it will be included, but may not appear '
'correctly'.format(line)
)
continue
# calculate sik character data
characters.append((
character["id"],
character["x"] / texture_width,
character["y"] / texture_height,
(character["x"] + character["width"]) / texture_width,
(character["y"] + character["height"]) / texture_width,
character["id"] in break_characters,
))
# add newline if it doesn't exist
if not has_newline:
characters.append((
ord('\n'),
0, 0, 0, 0,
True
))
return Font(line_height, texture, characters, fallback_character_index)
"""
from fontTools.ttLib import TTFont from fontTools.ttLib.tables.DefaultTable import DefaultTable font_path = "myfont.ttf" output_path = "myfont_patched.ttf" table_tag = "DSIG" # Get raw table data from the source font font = TTFont(font_path) raw_data = font.getTableData(table_tag) # Do something with the raw table data # This example just sets an empty DSIG table. raw_data = b"\0\0\0\1\0\0\0\0" # Write the data back to the font # We could re-use the existing table when the source and target font are # identical, but let's make a new empty table to be more universal. table = DefaultTable(table_tag) table.data = raw_data # Add the new table back into the source font and save under a new name. font[table_tag] = table font.save(output_path)
]):
2,
str([1, 1, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 0, 1]):
7,
}
# decrypt = decrypt_collection.find_one({"_id": 1})["match"]
file_name = ttfUrl.split("/")[-1]
match = {}
# 获取ttf 文件
res = requests.get(ttfUrl)
with open(file_name, "wb") as file:
file.write(res.content)
# ttf 文件解析
font = TTFont(file_name)
font.get("glyf")
font.getTableData("glyf")
for key in font["glyf"].glyphs:
f = font["glyf"].glyphs[key]
if not hasattr(f, "flags"):
continue
if str(f.flags.tolist()) in ttfMatch:
match[key.lower().replace("uni", "&#x") + ";"] = str(ttfMatch[str(
f.flags.tolist())])
# 粘贴到system_config 表
print("'{}': {}".format(file_name.split(".")[0], match))
