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jameswitzeman.net/fonts/terminus-font/bin/otb1get.py
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Lao Tzu 32cc108c4a First jameswitzema.net commit
2026-05-29 11:30:10 -07:00

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#
# Copyright (C) 2018-2020 Dimitar Toshkov Zhekov <dimitar.zhekov@gmail.com>
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 2 of the License, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# pylint: disable=bad-whitespace
# -- x_avg_char_width --
WEIGHT_FACTORS = (
( 'a', 64 ),
( 'b', 14 ),
( 'c', 27 ),
( 'd', 35 ),
( 'e', 100 ),
( 'f', 20 ),
( 'g', 14 ),
( 'h', 42 ),
( 'i', 63 ),
( 'j', 3 ),
( 'k', 6 ),
( 'l', 35 ),
( 'm', 20 ),
( 'n', 56 ),
( 'o', 56 ),
( 'p', 17 ),
( 'q', 4 ),
( 'r', 49 ),
( 's', 56 ),
( 't', 71 ),
( 'u', 31 ),
( 'v', 10 ),
( 'w', 18 ),
( 'x', 3 ),
( 'y', 18 ),
( 'z', 2 ),
( ' ', 166 )
)
def x_avg_char_width(font):
x_avg_total_width = 0
for factor in WEIGHT_FACTORS:
char = next((char for char in font.chars if char.code == ord(factor[0])), None)
if char is None:
return 0
x_avg_total_width += font.scaleWidth(char) * factor[1]
return round(x_avg_total_width / 1000)
# -- ul_char_ranges --
CHAR_RANGES = (
( 0, 0x0000, 0x007F ),
( 1, 0x0080, 0x00FF ),
( 2, 0x0100, 0x017F ),
( 3, 0x0180, 0x024F ),
( 4, 0x0250, 0x02AF ),
( 4, 0x1D00, 0x1D7F ),
( 4, 0x1D80, 0x1DBF ),
( 5, 0x02B0, 0x02FF ),
( 5, 0xA700, 0xA71F ),
( 6, 0x0300, 0x036F ),
( 6, 0x1DC0, 0x1DFF ),
( 7, 0x0370, 0x03FF ),
( 8, 0x2C80, 0x2CFF ),
( 9, 0x0400, 0x04FF ),
( 9, 0x0500, 0x052F ),
( 9, 0x2DE0, 0x2DFF ),
( 9, 0xA640, 0xA69F ),
( 10, 0x0530, 0x058F ),
( 11, 0x0590, 0x05FF ),
( 12, 0xA500, 0xA63F ),
( 13, 0x0600, 0x06FF ),
( 13, 0x0750, 0x077F ),
( 14, 0x07C0, 0x07FF ),
( 15, 0x0900, 0x097F ),
( 16, 0x0980, 0x09FF ),
( 17, 0x0A00, 0x0A7F ),
( 18, 0x0A80, 0x0AFF ),
( 19, 0x0B00, 0x0B7F ),
( 20, 0x0B80, 0x0BFF ),
( 21, 0x0C00, 0x0C7F ),
( 22, 0x0C80, 0x0CFF ),
( 23, 0x0D00, 0x0D7F ),
( 24, 0x0E00, 0x0E7F ),
( 25, 0x0E80, 0x0EFF ),
( 26, 0x10A0, 0x10FF ),
( 26, 0x2D00, 0x2D2F ),
( 27, 0x1B00, 0x1B7F ),
( 28, 0x1100, 0x11FF ),
( 29, 0x1E00, 0x1EFF ),
( 29, 0x2C60, 0x2C7F ),
( 29, 0xA720, 0xA7FF ),
( 30, 0x1F00, 0x1FFF ),
( 31, 0x2000, 0x206F ),
( 31, 0x2E00, 0x2E7F ),
( 32, 0x2070, 0x209F ),
( 33, 0x20A0, 0x20CF ),
( 34, 0x20D0, 0x20FF ),
( 35, 0x2100, 0x214F ),
( 36, 0x2150, 0x218F ),
( 37, 0x2190, 0x21FF ),
( 37, 0x27F0, 0x27FF ),
( 37, 0x2900, 0x297F ),
( 37, 0x2B00, 0x2BFF ),
( 38, 0x2200, 0x22FF ),
( 38, 0x2A00, 0x2AFF ),
( 38, 0x27C0, 0x27EF ),
( 38, 0x2980, 0x29FF ),
( 39, 0x2300, 0x23FF ),
( 40, 0x2400, 0x243F ),
( 41, 0x2440, 0x245F ),
( 42, 0x2460, 0x24FF ),
( 43, 0x2500, 0x257F ),
( 44, 0x2580, 0x259F ),
( 45, 0x25A0, 0x25FF ),
( 46, 0x2600, 0x26FF ),
( 47, 0x2700, 0x27BF ),
( 48, 0x3000, 0x303F ),
( 49, 0x3040, 0x309F ),
( 50, 0x30A0, 0x30FF ),
( 50, 0x31F0, 0x31FF ),
( 51, 0x3100, 0x312F ),
( 51, 0x31A0, 0x31BF ),
( 52, 0x3130, 0x318F ),
( 53, 0xA840, 0xA87F ),
( 54, 0x3200, 0x32FF ),
( 55, 0x3300, 0x33FF ),
( 56, 0xAC00, 0xD7AF ),
( 57, 0xD800, 0xDFFF ),
( 58, 0x10900, 0x1091F ),
( 59, 0x4E00, 0x9FFF ),
( 59, 0x2E80, 0x2EFF ),
( 59, 0x2F00, 0x2FDF ),
( 59, 0x2FF0, 0x2FFF ),
( 59, 0x3400, 0x4DBF ),
( 59, 0x20000, 0x2A6DF ),
( 59, 0x3190, 0x319F ),
( 60, 0xE000, 0xF8FF ),
( 61, 0x31C0, 0x31EF ),
( 61, 0xF900, 0xFAFF ),
( 61, 0x2F800, 0x2FA1F ),
( 62, 0xFB00, 0xFB4F ),
( 63, 0xFB50, 0xFDFF ),
( 64, 0xFE20, 0xFE2F ),
( 65, 0xFE10, 0xFE1F ),
( 65, 0xFE30, 0xFE4F ),
( 66, 0xFE50, 0xFE6F ),
( 67, 0xFE70, 0xFEFF ),
( 68, 0xFF00, 0xFFEF ),
( 69, 0xFFF0, 0xFFFF ),
( 70, 0x0F00, 0x0FFF ),
( 71, 0x0700, 0x074F ),
( 72, 0x0780, 0x07BF ),
( 73, 0x0D80, 0x0DFF ),
( 74, 0x1000, 0x109F ),
( 75, 0x1200, 0x137F ),
( 75, 0x1380, 0x139F ),
( 75, 0x2D80, 0x2DDF ),
( 76, 0x13A0, 0x13FF ),
( 77, 0x1400, 0x167F ),
( 78, 0x1680, 0x169F ),
( 79, 0x16A0, 0x16FF ),
( 80, 0x1780, 0x17FF ),
( 80, 0x19E0, 0x19FF ),
( 81, 0x1800, 0x18AF ),
( 82, 0x2800, 0x28FF ),
( 83, 0xA000, 0xA48F ),
( 83, 0xA490, 0xA4CF ),
( 84, 0x1700, 0x171F ),
( 84, 0x1720, 0x173F ),
( 84, 0x1740, 0x175F ),
( 84, 0x1760, 0x177F ),
( 85, 0x10300, 0x1032F ),
( 86, 0x10330, 0x1034F ),
( 87, 0x10400, 0x1044F ),
( 88, 0x1D000, 0x1D0FF ),
( 88, 0x1D100, 0x1D1FF ),
( 88, 0x1D200, 0x1D24F ),
( 89, 0x1D400, 0x1D7FF ),
( 90, 0xF0000, 0xFFFFD ),
( 90, 0x100000, 0x10FFFD ),
( 91, 0xFE00, 0xFE0F ),
( 91, 0xE0100, 0xE01EF ),
( 92, 0xE0000, 0xE007F ),
( 93, 0x1900, 0x194F ),
( 94, 0x1950, 0x197F ),
( 95, 0x1980, 0x19DF ),
( 96, 0x1A00, 0x1A1F ),
( 97, 0x2C00, 0x2C5F ),
( 98, 0x2D30, 0x2D7F ),
( 99, 0x4DC0, 0x4DFF ),
( 100, 0xA800, 0xA82F ),
( 101, 0x10000, 0x1007F ),
( 101, 0x10080, 0x100FF ),
( 101, 0x10100, 0x1013F ),
( 102, 0x10140, 0x1018F ),
( 103, 0x10380, 0x1039F ),
( 104, 0x103A0, 0x103DF ),
( 105, 0x10450, 0x1047F ),
( 106, 0x10480, 0x104AF ),
( 107, 0x10800, 0x1083F ),
( 108, 0x10A00, 0x10A5F ),
( 109, 0x1D300, 0x1D35F ),
( 110, 0x12000, 0x123FF ),
( 110, 0x12400, 0x1247F ),
( 111, 0x1D360, 0x1D37F ),
( 112, 0x1B80, 0x1BBF ),
( 113, 0x1C00, 0x1C4F ),
( 114, 0x1C50, 0x1C7F ),
( 115, 0xA880, 0xA8DF ),
( 116, 0xA900, 0xA92F ),
( 117, 0xA930, 0xA95F ),
( 118, 0xAA00, 0xAA5F ),
( 119, 0x10190, 0x101CF ),
( 120, 0x101D0, 0x101FF ),
( 121, 0x102A0, 0x102DF ),
( 121, 0x10280, 0x1029F ),
( 121, 0x10920, 0x1093F ),
( 122, 0x1F030, 0x1F09F ),
( 122, 0x1F000, 0x1F02F )
)
def ul_char_ranges(font):
char_ranges = [0, 0, 0, 0]
for char in font.chars:
range = next((range for range in CHAR_RANGES if range[1] <= char.code <= range[2]), None)
if range is not None:
char_ranges[range[0] >> 5] |= 1 << (range[0] & 0x1F)
if font.max_code >= 0x10000:
char_ranges[57 >> 5] |= 1 << (57 & 0x1F)
return char_ranges
# -- ul_code_pages --
def ul_code_pages(font):
space_index = next((index for index, char in enumerate(font.chars) if char.code == 0x20), len(font.chars))
ascii = int(len(font.chars) >= space_index + 0x5F and font.chars[space_index + 0x5E].code == 0x7E)
findf = lambda unicode: int(next((char for char in font.chars if char.code == unicode), None) is not None)
graph = findf(0x2524)
radic = findf(0x221A)
code_pages = [0, 0]
# conditions from FontForge
for char in font.chars:
unicode = char.code
if unicode == 0x00DE:
code_pages[0] |= (ascii) << 0 # 1252 Latin1
elif unicode == 0x255A:
code_pages[1] |= (ascii) << 30 # 850 WE/Latin1
code_pages[1] |= (ascii) << 31 # 437 US
elif unicode == 0x013D:
code_pages[0] |= (ascii) << 1 # 1250 Latin 2: Eastern Europe
code_pages[1] |= (ascii & graph) << 26 # 852 Latin 2
elif unicode == 0x0411:
code_pages[0] |= 1 << 2 # 1251 Cyrillic
code_pages[1] |= (findf(0x255C) & graph) << 17 # 866 MS-DOS Russian
code_pages[1] |= (findf(0x0405) & graph) << 25 # 855 IBM Cyrillic
elif unicode == 0x0386:
code_pages[0] |= 1 << 3 # 1253 Greek
code_pages[1] |= (findf(0x00BD) & graph) << 16 # 869 IBM Greek
code_pages[1] |= (graph & radic) << 28 # 737 Greek; former 437 G
elif unicode == 0x0130:
code_pages[0] |= (ascii) << 4 # 1254 Turkish
code_pages[1] |= (ascii & graph) << 24 # 857 IBM Turkish
elif unicode == 0x05D0:
code_pages[0] |= 1 << 5 # 1255 Hebrew
code_pages[1] |= (graph & radic) << 21 # 862 Hebrew
elif unicode == 0x0631:
code_pages[0] |= 1 << 6 # 1256 Arabic
code_pages[1] |= (radic) << 19 # 864 Arabic
code_pages[1] |= (graph) << 29 # 708 Arabic; ASMO 708
elif unicode == 0x0157:
code_pages[0] |= (ascii) << 7 # 1257 Windows Baltic
code_pages[1] |= (ascii & graph) << 27 # 775 MS-DOS Baltic
elif unicode == 0x20AB:
code_pages[0] |= 1 << 8 # 1258 Vietnamese
elif unicode == 0x0E45:
code_pages[0] |= 1 << 16 # 874 Thai
elif unicode == 0x30A8:
code_pages[0] |= 1 << 17 # 932 JIS/Japan
elif unicode == 0x3105:
code_pages[0] |= 1 << 18 # 936 Chinese: Simplified chars
elif unicode == 0x3131:
code_pages[0] |= 1 << 19 # 949 Korean Wansung
elif unicode == 0x592E:
code_pages[0] |= 1 << 20 # 950 Chinese: Traditional chars
elif unicode == 0xACF4:
code_pages[0] |= 1 << 21 # 1361 Korean Johab
elif unicode == 0x2030:
code_pages[0] |= (findf(0x2211) & ascii) << 29 # Macintosh Character Set (Roman)
elif unicode == 0x2665:
code_pages[0] |= (ascii) << 30 # OEM Character Set
elif unicode == 0x00C5:
code_pages[1] |= (ascii & graph & radic) << 18 # 865 MS-DOS Nordic
elif unicode == 0x00E9:
code_pages[1] |= (ascii & graph & radic) << 20 # 863 MS-DOS Canadian French
elif unicode == 0x00F5:
code_pages[1] |= (ascii & graph & radic) << 23 # 860 MS-DOS Portuguese
elif unicode == 0x00FE:
code_pages[1] |= (ascii & graph) << 22 # 861 MS-DOS Icelandic
elif 0xF000 <= unicode <= 0xF0FF:
code_pages[0] |= 1 << 31 # Symbol Character Set
return code_pages
# -- strong_rtl_flag --
RTL_RANGES = (
( 0x05BE, 0x05BE ),
( 0x05C0, 0x05C0 ),
( 0x05C3, 0x05C3 ),
( 0x05C6, 0x05C6 ),
( 0x05D0, 0x05EA ),
( 0x05EF, 0x05F4 ),
( 0x0608, 0x0608 ),
( 0x060B, 0x060B ),
( 0x060D, 0x060D ),
( 0x061B, 0x061C ),
( 0x061E, 0x064A ),
( 0x066D, 0x066F ),
( 0x0671, 0x06D5 ),
( 0x06E5, 0x06E6 ),
( 0x06EE, 0x06EF ),
( 0x06FA, 0x070D ),
( 0x070F, 0x0710 ),
( 0x0712, 0x072F ),
( 0x074D, 0x07A5 ),
( 0x07B1, 0x07B1 ),
( 0x07C0, 0x07EA ),
( 0x07F4, 0x07F5 ),
( 0x07FA, 0x07FA ),
( 0x07FE, 0x0815 ),
( 0x081A, 0x081A ),
( 0x0824, 0x0824 ),
( 0x0828, 0x0828 ),
( 0x0830, 0x083E ),
( 0x0840, 0x0858 ),
( 0x085E, 0x085E ),
( 0x0860, 0x086A ),
( 0x08A0, 0x08B4 ),
( 0x08B6, 0x08BD ),
( 0x200F, 0x200F ),
( 0x202B, 0x202B ),
( 0x202E, 0x202E ),
( 0xFB1D, 0xFB1D ),
( 0xFB1F, 0xFB28 ),
( 0xFB2A, 0xFB36 ),
( 0xFB38, 0xFB3C ),
( 0xFB3E, 0xFB3E ),
( 0xFB40, 0xFB41 ),
( 0xFB43, 0xFB44 ),
( 0xFB46, 0xFBC1 ),
( 0xFBD3, 0xFD3D ),
( 0xFD50, 0xFD8F ),
( 0xFD92, 0xFDC7 ),
( 0xFDF0, 0xFDFC ),
( 0xFE70, 0xFE74 ),
( 0xFE76, 0xFEFC ),
( 0x10800, 0x10FFF ),
( 0x1E800, 0x1EFFF ),
(-1, 0)
)
def contains_rtl(font):
index = 0
for char in font.chars:
while char.code > RTL_RANGES[index][1]:
index += 1
if RTL_RANGES[index][0] == -1:
break
if char.code >= RTL_RANGES[index][0]:
return True
return False
# -- post_mac_names --
POST_MAC_NAMES = (
b'.notdef',
b'.null',
b'nonmarkingreturn',
b'space',
b'exclam',
b'quotedbl',
b'numbersign',
b'dollar',
b'percent',
b'ampersand',
b'quotesingle',
b'parenleft',
b'parenright',
b'asterisk',
b'plus',
b'comma',
b'hyphen',
b'period',
b'slash',
b'zero',
b'one',
b'two',
b'three',
b'four',
b'five',
b'six',
b'seven',
b'eight',
b'nine',
b'colon',
b'semicolon',
b'less',
b'equal',
b'greater',
b'question',
b'at',
b'A',
b'B',
b'C',
b'D',
b'E',
b'F',
b'G',
b'H',
b'I',
b'J',
b'K',
b'L',
b'M',
b'N',
b'O',
b'P',
b'Q',
b'R',
b'S',
b'T',
b'U',
b'V',
b'W',
b'X',
b'Y',
b'Z',
b'bracketleft',
b'backslash',
b'bracketright',
b'asciicircum',
b'underscore',
b'grave',
b'a',
b'b',
b'c',
b'd',
b'e',
b'f',
b'g',
b'h',
b'i',
b'j',
b'k',
b'l',
b'm',
b'n',
b'o',
b'p',
b'q',
b'r',
b's',
b't',
b'u',
b'v',
b'w',
b'x',
b'y',
b'z',
b'braceleft',
b'bar',
b'braceright',
b'asciitilde',
b'Adieresis',
b'Aring',
b'Ccedilla',
b'Eacute',
b'Ntilde',
b'Odieresis',
b'Udieresis',
b'aacute',
b'agrave',
b'acircumflex',
b'adieresis',
b'atilde',
b'aring',
b'ccedilla',
b'eacute',
b'egrave',
b'ecircumflex',
b'edieresis',
b'iacute',
b'igrave',
b'icircumflex',
b'idieresis',
b'ntilde',
b'oacute',
b'ograve',
b'ocircumflex',
b'odieresis',
b'otilde',
b'uacute',
b'ugrave',
b'ucircumflex',
b'udieresis',
b'dagger',
b'degree',
b'cent',
b'sterling',
b'section',
b'bullet',
b'paragraph',
b'germandbls',
b'registered',
b'copyright',
b'trademark',
b'acute',
b'dieresis',
b'notequal',
b'AE',
b'Oslash',
b'infinity',
b'plusminus',
b'lessequal',
b'greaterequal',
b'yen',
b'mu',
b'partialdiff',
b'summation',
b'product',
b'pi',
b'integral',
b'ordfeminine',
b'ordmasculine',
b'Omega',
b'ae',
b'oslash',
b'questiondown',
b'exclamdown',
b'logicalnot',
b'radical',
b'florin',
b'approxequal',
b'Delta',
b'guillemotleft',
b'guillemotright',
b'ellipsis',
b'nonbreakingspace',
b'Agrave',
b'Atilde',
b'Otilde',
b'OE',
b'oe',
b'endash',
b'emdash',
b'quotedblleft',
b'quotedblright',
b'quoteleft',
b'quoteright',
b'divide',
b'lozenge',
b'ydieresis',
b'Ydieresis',
b'fraction',
b'currency',
b'guilsinglleft',
b'guilsinglright',
b'fi',
b'fl',
b'daggerdbl',
b'periodcentered',
b'quotesinglbase',
b'quotedblbase',
b'perthousand',
b'Acircumflex',
b'Ecircumflex',
b'Aacute',
b'Edieresis',
b'Egrave',
b'Iacute',
b'Icircumflex',
b'Idieresis',
b'Igrave',
b'Oacute',
b'Ocircumflex',
b'apple',
b'Ograve',
b'Uacute',
b'Ucircumflex',
b'Ugrave',
b'dotlessi',
b'circumflex',
b'tilde',
b'macron',
b'breve',
b'dotaccent',
b'ring',
b'cedilla',
b'hungarumlaut',
b'ogonek',
b'caron',
b'Lslash',
b'lslash',
b'Scaron',
b'scaron',
b'Zcaron',
b'zcaron',
b'brokenbar',
b'Eth',
b'eth',
b'Yacute',
b'yacute',
b'Thorn',
b'thorn',
b'minus',
b'multiply',
b'onesuperior',
b'twosuperior',
b'threesuperior',
b'onehalf',
b'onequarter',
b'threequarters',
b'franc',
b'Gbreve',
b'gbreve',
b'Idotaccent',
b'Scedilla',
b'scedilla',
b'Cacute',
b'cacute',
b'Ccaron',
b'ccaron',
b'dcroat'
)
def post_mac_names():
return list(POST_MAC_NAMES)
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