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#!/usr/bin/env python
# coding=utf8
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# Nerd Fonts Version: 2.2.2
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# Script version is further down
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from __future__ import absolute_import, print_function, unicode_literals
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# Change the script version when you edit this script:
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script_version = "3.0.6"
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version = "2.2.2"
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projectName = "Nerd Fonts"
projectNameAbbreviation = "NF"
projectNameSingular = projectName[:-1]
import sys
import re
import os
import argparse
from argparse import RawTextHelpFormatter
import errno
import subprocess
import json
try:
import configparser
except ImportError:
sys.exit(projectName + ": configparser module is probably not installed. Try `pip install configparser` or equivalent")
try:
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import psMat
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import fontforge
except ImportError:
sys.exit(
projectName + (
": 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 python3-fontforge`]"
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)
)
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# This is for experimenting
sys.path.insert(0, os.path.abspath(os.path.dirname(sys.argv[0])) + '/bin/scripts/name_parser/')
try:
from FontnameParser import FontnameParser
from FontnameTools import FontnameTools
FontnameParserOK = True
except ImportError:
FontnameParserOK = False
class TableHEADWriter:
""" Access to the HEAD table without external dependencies """
def getlong(self, pos = None):
""" Get four bytes from the font file as integer number """
if pos:
self.goto(pos)
return (ord(self.f.read(1)) << 24) + (ord(self.f.read(1)) << 16) + (ord(self.f.read(1)) << 8) + ord(self.f.read(1))
def getshort(self, pos = None):
""" Get two bytes from the font file as integer number """
if pos:
self.goto(pos)
return (ord(self.f.read(1)) << 8) + ord(self.f.read(1))
def putlong(self, num, pos = None):
""" Put number as four bytes into font file """
if pos:
self.goto(pos)
self.f.write(bytearray([(num >> 24) & 0xFF, (num >> 16) & 0xFF ,(num >> 8) & 0xFF, num & 0xFF]))
self.modified = True
def putshort(self, num, pos = None):
""" Put number as two bytes into font file """
if pos:
self.goto(pos)
self.f.write(bytearray([(num >> 8) & 0xFF, num & 0xFF]))
self.modified = True
def calc_checksum(self, start, end, checksum = 0):
""" Calculate a font table checksum, optionally ignoring another embedded checksum value (for table 'head') """
self.f.seek(start)
for i in range(start, end - 4, 4):
checksum += self.getlong()
checksum &= 0xFFFFFFFF
i += 4
extra = 0
for j in range(4):
if i + j <= end:
extra += ord(self.f.read(1))
extra = extra << 8
checksum = (checksum + extra) & 0xFFFFFFFF
return checksum
def find_head_table(self):
""" Search all tables for the HEAD table and store its metadata """
self.f.seek(4)
numtables = self.getshort()
self.f.seek(3*2, 1)
for i in range(numtables):
tab_name = self.f.read(4)
self.tab_check_offset = self.f.tell()
self.tab_check = self.getlong()
self.tab_offset = self.getlong()
self.tab_length = self.getlong()
if tab_name == b'head':
return
raise Exception('No HEAD table found')
def goto(self, where):
""" Go to a named location in the file or to the specified index """
if type(where) is str:
positions = {'checksumAdjustment': 2+2+4,
'flags': 2+2+4+4+4,
'lowestRecPPEM': 2+2+4+4+4+2+2+8+8+2+2+2+2+2,
}
where = self.tab_offset + positions[where]
self.f.seek(where)
def calc_full_checksum(self, check = False):
""" Calculate the whole file's checksum """
self.f.seek(0, 2)
self.end = self.f.tell()
full_check = self.calc_checksum(0, self.end, (-self.checksum_adj) & 0xFFFFFFFF)
if check and (0xB1B0AFBA - full_check) & 0xFFFFFFFF != self.checksum_adj:
sys.exit("Checksum of whole font is bad")
return full_check
def calc_table_checksum(self, check = False):
tab_check_new = self.calc_checksum(self.tab_offset, self.tab_offset + self.tab_length - 1, (-self.checksum_adj) & 0xFFFFFFFF)
if check and tab_check_new != self.tab_check:
sys.exit("Checksum of 'head' in font is bad")
return tab_check_new
def reset_table_checksum(self):
new_check = self.calc_table_checksum()
self.putlong(new_check, self.tab_check_offset)
def reset_full_checksum(self):
new_adj = (0xB1B0AFBA - self.calc_full_checksum()) & 0xFFFFFFFF
self.putlong(new_adj, 'checksumAdjustment')
def close(self):
self.f.close()
def __init__(self, filename):
self.modified = False
self.f = open(filename, 'r+b')
self.find_head_table()
self.flags = self.getshort('flags')
self.lowppem = self.getshort('lowestRecPPEM')
self.checksum_adj = self.getlong('checksumAdjustment')
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class font_patcher:
def __init__(self):
self.args = None # class 'argparse.Namespace'
self.sym_font_args = []
self.config = None # class 'configparser.ConfigParser'
self.sourceFont = None # class 'fontforge.font'
self.octiconsExactEncodingPosition = True
self.patch_set = None # class 'list'
self.font_dim = None # class 'dict'
self.onlybitmaps = 0
self.extension = ""
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self.essential = set()
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self.setup_arguments()
self.config = configparser.ConfigParser(empty_lines_in_values=False, allow_no_value=True)
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if not os.path.isfile(self.args.font):
sys.exit("{}: Font file does not exist: {}".format(projectName, self.args.font))
if not os.access(self.args.font, os.R_OK):
sys.exit("{}: Can not open font file for reading: {}".format(projectName, self.args.font))
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if len(fontforge.fontsInFile(self.args.font)) > 1:
sys.exit("{}: Font file contains {} fonts, can only handle single font files".format(projectName,
len(fontforge.fontsInFile(self.args.font))))
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try:
self.sourceFont = fontforge.open(self.args.font, 1) # 1 = ("fstypepermitted",))
except Exception:
sys.exit(projectName + ": Can not open font, try to open with fontforge interactively to get more information")
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self.setup_version()
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self.get_essential_references()
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self.setup_name_backup()
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self.remove_ligatures()
make_sure_path_exists(self.args.outputdir)
self.check_position_conflicts()
self.setup_patch_set()
self.setup_line_dimensions()
self.get_sourcefont_dimensions()
self.sourceFont.encoding = 'UnicodeFull' # Update the font encoding to ensure that the Unicode glyphs are available
self.onlybitmaps = self.sourceFont.onlybitmaps # Fetch this property before adding outlines. NOTE self.onlybitmaps initialized and never used
if self.args.extension == "":
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self.extension = os.path.splitext(self.args.font)[1]
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else:
self.extension = '.' + self.args.extension
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if re.match("\.ttc$", self.extension, re.IGNORECASE):
sys.exit(projectName + ": Can not create True Type Collections")
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def patch(self):
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print("{} Patcher v{} ({}) executing\n".format(projectName, version, script_version))
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if self.args.single:
# Force width to be equal on all glyphs to ensure the font is considered monospaced on Windows.
# This needs to be done on all characters, as some information seems to be lost from the original font file.
self.set_sourcefont_glyph_widths()
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# For some Windows applications (e.g. 'cmd') that is not enough. But they seem to honour the Panose table
# https://forum.high-logic.com/postedfiles/Panose.pdf
panose = list(self.sourceFont.os2_panose)
if panose[0] == 0 or panose[0] == 2: # 0 (1st value) = family kind; 0 = any (default); 2 = latin text and display
panose[0] = 2 # Assert kind
panose[3] = 9 # 3 (4th value) = propotion; 9 = monospaced
self.sourceFont.os2_panose = tuple(panose)
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# Prevent opening and closing the fontforge font. Makes things faster when patching
# multiple ranges using the same symbol font.
PreviousSymbolFilename = ""
symfont = None
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if not os.path.isdir(self.args.glyphdir):
sys.exit("{}: Can not find symbol glyph directory {} "
"(probably you need to download the src/glyphs/ directory?)".format(projectName, self.args.glyphdir))
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for patch in self.patch_set:
if patch['Enabled']:
if PreviousSymbolFilename != patch['Filename']:
# We have a new symbol font, so close the previous one if it exists
if symfont:
symfont.close()
symfont = None
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if not os.path.isfile(self.args.glyphdir + patch['Filename']):
sys.exit("{}: Can not find symbol source for '{}'\n{:>{}} (i.e. {})".format(
projectName, patch['Name'], '', len(projectName), self.args.glyphdir + patch['Filename']))
if not os.access(self.args.glyphdir + patch['Filename'], os.R_OK):
sys.exit("{}: Can not open symbol source for '{}'\n{:>{}} (i.e. {})".format(
projectName, patch['Name'], '', len(projectName), self.args.glyphdir + patch['Filename']))
symfont = fontforge.open(os.path.join(self.args.glyphdir, patch['Filename']))
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# Match the symbol font size to the source font size
symfont.em = self.sourceFont.em
PreviousSymbolFilename = patch['Filename']
# If patch table doesn't include a source start and end, re-use the symbol font values
SrcStart = patch['SrcStart']
SrcEnd = patch['SrcEnd']
if not SrcStart:
SrcStart = patch['SymStart']
if not SrcEnd:
SrcEnd = patch['SymEnd']
self.copy_glyphs(SrcStart, SrcEnd, symfont, patch['SymStart'], patch['SymEnd'], patch['Exact'], patch['ScaleGlyph'], patch['Name'], patch['Attributes'])
if symfont:
symfont.close()
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# The grave accent and fontforge:
# If the type is 'auto' fontforge changes it to 'mark' on export.
# We can not prevent this. So set it to 'baseglyph' instead, as
# that resembles the most common expectations.
# This is not needed with fontforge March 2022 Release anymore.
if "grave" in self.sourceFont:
self.sourceFont["grave"].glyphclass="baseglyph"
def generate(self):
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# the `PfEd-comments` flag is required for Fontforge to save '.comment' and '.fontlog'.
if self.sourceFont.fullname != None:
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outfile = self.args.outputdir + "/" + self.sourceFont.fullname + self.extension
self.sourceFont.generate(outfile, flags=(str('opentype'), str('PfEd-comments')))
message = "\nGenerated: {} in '{}'".format(self.sourceFont.fullname, outfile)
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else:
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outfile = self.args.outputdir + "/" + self.sourceFont.cidfontname + self.extension
self.sourceFont.generate(outfile, flags=(str('opentype'), str('PfEd-comments')))
message = "\nGenerated: {} in '{}'".format(self.sourceFont.fontname, outfile)
# Adjust flags that can not be changed via fontforge
try:
source_font = TableHEADWriter(self.args.font)
dest_font = TableHEADWriter(outfile)
if source_font.flags & 0x08 == 0 and dest_font.flags & 0x08 != 0:
print("Changing flags from 0x{:X} to 0x{:X}".format(dest_font.flags, dest_font.flags & ~0x08))
dest_font.putshort(dest_font.flags & ~0x08, 'flags') # clear 'ppem_to_int'
if source_font.lowppem != dest_font.lowppem:
print("Changing lowestRecPPEM from {} to {}".format(dest_font.lowppem, source_font.lowppem))
dest_font.putshort(source_font.lowppem, 'lowestRecPPEM')
if dest_font.modified:
dest_font.reset_table_checksum()
dest_font.reset_full_checksum()
except Exception as error:
print("Can not handle font flags ({})".format(repr(error)))
finally:
try:
source_font.close()
dest_font.close()
except:
pass
print(message)
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if self.args.postprocess:
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subprocess.call([self.args.postprocess, outfile])
print("\nPost Processed: {}".format(outfile))
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def setup_arguments(self):
parser = argparse.ArgumentParser(
description=(
'Nerd Fonts Font Patcher: patches a given font with programming and development related glyphs\n\n'
'* Website: https://www.nerdfonts.com\n'
'* Version: ' + version + '\n'
'* Development Website: https://github.com/ryanoasis/nerd-fonts\n'
'* Changelog: https://github.com/ryanoasis/nerd-fonts/blob/master/changelog.md'),
formatter_class=RawTextHelpFormatter
)
# optional arguments
parser.add_argument('font', help='The path to the font to patch (e.g., Inconsolata.otf)')
parser.add_argument('-v', '--version', action='version', version=projectName + ": %(prog)s (" + version + ")")
parser.add_argument('-s', '--mono', '--use-single-width-glyphs', dest='single', default=False, action='store_true', help='Whether to generate the glyphs as single-width not double-width (default is double-width)')
parser.add_argument('-l', '--adjust-line-height', dest='adjustLineHeight', default=False, action='store_true', help='Whether to adjust line heights (attempt to center powerline separators more evenly)')
parser.add_argument('-q', '--quiet', '--shutup', dest='quiet', default=False, action='store_true', help='Do not generate verbose output')
parser.add_argument('-w', '--windows', dest='windows', default=False, action='store_true', help='Limit the internal font name to 31 characters (for Windows compatibility)')
parser.add_argument('-c', '--complete', dest='complete', default=False, action='store_true', help='Add all available Glyphs')
parser.add_argument('--careful', dest='careful', default=False, action='store_true', help='Do not overwrite existing glyphs if detected')
parser.add_argument('--removeligs', '--removeligatures', dest='removeligatures', default=False, action='store_true', help='Removes ligatures specificed in JSON configuration file')
parser.add_argument('--postprocess', dest='postprocess', default=False, type=str, nargs='?', help='Specify a Script for Post Processing')
parser.add_argument('--configfile', dest='configfile', default=False, type=str, nargs='?', help='Specify a file path for JSON configuration file (see sample: src/config.sample.json)')
parser.add_argument('--custom', dest='custom', default=False, type=str, nargs='?', help='Specify a custom symbol font. All new glyphs will be copied, with no scaling applied.')
parser.add_argument('-ext', '--extension', dest='extension', default="", type=str, nargs='?', help='Change font file type to create (e.g., ttf, otf)')
parser.add_argument('-out', '--outputdir', dest='outputdir', default=".", type=str, nargs='?', help='The directory to output the patched font file to')
parser.add_argument('--glyphdir', dest='glyphdir', default=__dir__ + "/src/glyphs/", type=str, nargs='?', help='Path to glyphs to be used for patching')
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parser.add_argument('--makegroups', dest='makegroups', default=False, action='store_true', help='Use alternative method to name patched fonts (experimental)')
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parser.add_argument('--variable-width-glyphs', dest='nonmono', default=False, action='store_true', help='Do not adjust advance width (no "overhang")')
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# progress bar arguments - https://stackoverflow.com/questions/15008758/parsing-boolean-values-with-argparse
progressbars_group_parser = parser.add_mutually_exclusive_group(required=False)
progressbars_group_parser.add_argument('--progressbars', dest='progressbars', action='store_true', help='Show percentage completion progress bars per Glyph Set')
progressbars_group_parser.add_argument('--no-progressbars', dest='progressbars', action='store_false', help='Don\'t show percentage completion progress bars per Glyph Set')
parser.set_defaults(progressbars=True)
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parser.add_argument('--also-windows', dest='alsowindows', default=False, action='store_true', help='Create two fonts, the normal and the --windows version')
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# symbol fonts to include arguments
sym_font_group = parser.add_argument_group('Symbol Fonts')
sym_font_group.add_argument('--fontawesome', dest='fontawesome', default=False, action='store_true', help='Add Font Awesome Glyphs (http://fontawesome.io/)')
sym_font_group.add_argument('--fontawesomeextension', dest='fontawesomeextension', default=False, action='store_true', help='Add Font Awesome Extension Glyphs (https://andrelzgava.github.io/font-awesome-extension/)')
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sym_font_group.add_argument('--fontlogos', '--fontlinux', dest='fontlogos', default=False, action='store_true', help='Add Font Logos Glyphs (https://github.com/Lukas-W/font-logos)')
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sym_font_group.add_argument('--octicons', dest='octicons', default=False, action='store_true', help='Add Octicons Glyphs (https://octicons.github.com)')
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sym_font_group.add_argument('--codicons', dest='codicons', default=False, action='store_true', help='Add Codicons Glyphs (https://github.com/microsoft/vscode-codicons)')
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sym_font_group.add_argument('--powersymbols', dest='powersymbols', default=False, action='store_true', help='Add IEC Power Symbols (https://unicodepowersymbol.com/)')
sym_font_group.add_argument('--pomicons', dest='pomicons', default=False, action='store_true', help='Add Pomicon Glyphs (https://github.com/gabrielelana/pomicons)')
sym_font_group.add_argument('--powerline', dest='powerline', default=False, action='store_true', help='Add Powerline Glyphs')
sym_font_group.add_argument('--powerlineextra', dest='powerlineextra', default=False, action='store_true', help='Add Powerline Glyphs (https://github.com/ryanoasis/powerline-extra-symbols)')
sym_font_group.add_argument('--material', '--materialdesignicons', '--mdi', dest='material', default=False, action='store_true', help='Add Material Design Icons (https://github.com/templarian/MaterialDesign)')
sym_font_group.add_argument('--weather', '--weathericons', dest='weather', default=False, action='store_true', help='Add Weather Icons (https://github.com/erikflowers/weather-icons)')
self.args = parser.parse_args()
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if self.args.makegroups and not FontnameParserOK:
sys.exit(projectName + ": FontnameParser module missing (bin/scripts/name_parser/Fontname*), can not --makegroups".format(projectName))
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# if you add a new font, set it to True here inside the if condition
if self.args.complete:
self.args.fontawesome = True
self.args.fontawesomeextension = True
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self.args.fontlogos = True
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self.args.octicons = True
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self.args.codicons = True
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self.args.powersymbols = True
self.args.pomicons = True
self.args.powerline = True
self.args.powerlineextra = True
self.args.material = True
self.args.weather = True
if not self.args.complete:
# add the list of arguments for each symbol font to the list self.sym_font_args
for action in sym_font_group._group_actions:
self.sym_font_args.append(action.__dict__['option_strings'])
# determine whether or not all symbol fonts are to be used
font_complete = True
for sym_font_arg_aliases in self.sym_font_args:
found = False
for alias in sym_font_arg_aliases:
if alias in sys.argv:
found = True
if found is not True:
font_complete = False
self.args.complete = font_complete
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if self.args.alsowindows:
self.args.windows = False
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if self.args.nonmono and self.args.single:
print("Warniung: Specified contradicting --variable-width-glyphs and --use-single-width-glyph. Ignoring --variable-width-glyphs.")
self.args.nonmono = False
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# this one also works but it needs to be updated every time a font is added
# it was a conditional in self.setup_font_names() before, but it was missing
# a symbol font, so it would name the font complete without being so sometimes.
# that's why i did the above.
#
# if you add a new font, put it in here too, as the others are
# self.args.complete = all([
# self.args.fontawesome is True,
# self.args.fontawesomeextension is True,
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# self.args.fontlogos is True,
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# self.args.octicons is True,
# self.args.powersymbols is True,
# self.args.pomicons is True,
# self.args.powerline is True,
# self.args.powerlineextra is True,
# self.args.material is True,
# self.args.weather is True
# ])
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def setup_name_backup(self):
""" Store the original font names to be able to rename the font multiple times """
self.original_fontname = self.sourceFont.fontname
self.original_fullname = self.sourceFont.fullname
self.original_familyname = self.sourceFont.familyname
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def setup_font_names(self):
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self.sourceFont.fontname = self.original_fontname
self.sourceFont.fullname = self.original_fullname
self.sourceFont.familyname = self.original_familyname
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verboseAdditionalFontNameSuffix = " " + projectNameSingular
if self.args.windows: # attempt to shorten here on the additional name BEFORE trimming later
additionalFontNameSuffix = " " + projectNameAbbreviation
else:
additionalFontNameSuffix = verboseAdditionalFontNameSuffix
if not self.args.complete:
# NOTE not all symbol fonts have appended their suffix here
if self.args.fontawesome:
additionalFontNameSuffix += " A"
verboseAdditionalFontNameSuffix += " Plus Font Awesome"
if self.args.fontawesomeextension:
additionalFontNameSuffix += " AE"
verboseAdditionalFontNameSuffix += " Plus Font Awesome Extension"
if self.args.octicons:
additionalFontNameSuffix += " O"
verboseAdditionalFontNameSuffix += " Plus Octicons"
if self.args.powersymbols:
additionalFontNameSuffix += " PS"
verboseAdditionalFontNameSuffix += " Plus Power Symbols"
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if self.args.codicons:
additionalFontNameSuffix += " C"
verboseAdditionalFontNameSuffix += " Plus Codicons"
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if self.args.pomicons:
additionalFontNameSuffix += " P"
verboseAdditionalFontNameSuffix += " Plus Pomicons"
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if self.args.fontlogos:
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additionalFontNameSuffix += " L"
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verboseAdditionalFontNameSuffix += " Plus Font Logos"
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if self.args.material:
additionalFontNameSuffix += " MDI"
verboseAdditionalFontNameSuffix += " Plus Material Design Icons"
if self.args.weather:
additionalFontNameSuffix += " WEA"
verboseAdditionalFontNameSuffix += " Plus Weather Icons"
# if all source glyphs included simplify the name
else:
additionalFontNameSuffix = " " + projectNameSingular + " Complete"
verboseAdditionalFontNameSuffix = " " + projectNameSingular + " Complete"
# add mono signifier to end of name
if self.args.single:
additionalFontNameSuffix += " M"
verboseAdditionalFontNameSuffix += " Mono"
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if FontnameParserOK and self.args.makegroups:
use_fullname = type(self.sourceFont.fullname) == str # Usually the fullname is better to parse
# Use fullname if it is 'equal' to the fontname
if self.sourceFont.fullname:
use_fullname |= self.sourceFont.fontname.lower() == FontnameTools.postscript_char_filter(self.sourceFont.fullname).lower()
# Use fullname for any of these source fonts (that are impossible to disentangle from the fontname, we need the blanks)
for hit in [ 'Meslo' ]:
use_fullname |= self.sourceFont.fontname.lower().startswith(hit.lower())
parser_name = self.sourceFont.fullname if use_fullname else self.sourceFont.fontname
# Gohu fontnames hide the weight, but the file names are ok...
if parser_name.startswith('Gohu'):
parser_name = os.path.splitext(os.path.basename(self.args.font))[0]
n = FontnameParser(parser_name)
if not n.parse_ok:
print("Have only minimal naming information, check resulting name. Maybe omit --makegroups option")
n.drop_for_powerline()
n.enable_short_families(True, "Noto")
n.set_for_windows(self.args.windows)
# All the following stuff is ignored in makegroups-mode
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# basically split the font name around the dash "-" to get the fontname and the style (e.g. Bold)
# this does not seem very reliable so only use the style here as a fallback if the font does not
# have an internal style defined (in sfnt_names)
# using '([^-]*?)' to get the item before the first dash "-"
# using '([^-]*(?!.*-))' to get the item after the last dash "-"
fontname, fallbackStyle = re.match("^([^-]*).*?([^-]*(?!.*-))$", self.sourceFont.fontname).groups()
# dont trust 'sourceFont.familyname'
familyname = fontname
# fullname (filename) can always use long/verbose font name, even in windows
if self.sourceFont.fullname != None:
fullname = self.sourceFont.fullname + verboseAdditionalFontNameSuffix
else:
fullname = self.sourceFont.cidfontname + verboseAdditionalFontNameSuffix
fontname = fontname + additionalFontNameSuffix.replace(" ", "")
# let us try to get the 'style' from the font info in sfnt_names and fallback to the
# parse fontname if it fails:
try:
# search tuple:
subFamilyTupleIndex = [x[1] for x in self.sourceFont.sfnt_names].index("SubFamily")
# String ID is at the second index in the Tuple lists
sfntNamesStringIDIndex = 2
# now we have the correct item:
subFamily = self.sourceFont.sfnt_names[subFamilyTupleIndex][sfntNamesStringIDIndex]
except IndexError:
sys.stderr.write("{}: Could not find 'SubFamily' for given font, falling back to parsed fontname\n".format(projectName))
subFamily = fallbackStyle
# some fonts have inaccurate 'SubFamily', if it is Regular let us trust the filename more:
if subFamily == "Regular":
subFamily = fallbackStyle
# This is meant to cover the case where the SubFamily is "Italic" and the filename is *-BoldItalic.
if len(subFamily) < len(fallbackStyle):
subFamily = fallbackStyle
if self.args.windows:
maxFamilyLength = 31
maxFontLength = maxFamilyLength - len('-' + subFamily)
familyname += " " + projectNameAbbreviation
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if self.args.single:
familyname += "M"
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fullname += " Windows Compatible"
# now make sure less than 32 characters name length
if len(fontname) > maxFontLength:
fontname = fontname[:maxFontLength]
if len(familyname) > maxFamilyLength:
familyname = familyname[:maxFamilyLength]
else:
familyname += " " + projectNameSingular
if self.args.single:
familyname += " Mono"
# Don't truncate the subfamily to keep fontname unique. MacOS treats fonts with
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# the same name as the same font, even if subFamily is different. Make sure to
# keep the resulting fontname (PostScript name) valid by removing spaces.
fontname += '-' + subFamily.replace(' ', '')
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# rename font
#
# comply with SIL Open Font License (OFL)
reservedFontNameReplacements = {
'source' : 'sauce',
'Source' : 'Sauce',
'hermit' : 'hurmit',
'Hermit' : 'Hurmit',
'hasklig' : 'hasklug',
'Hasklig' : 'Hasklug',
'Share' : 'Shure',
'share' : 'shure',
'IBMPlex' : 'Blex',
'ibmplex' : 'blex',
'IBM-Plex' : 'Blex',
'IBM Plex' : 'Blex',
'terminus' : 'terminess',
'Terminus' : 'Terminess',
'liberation' : 'literation',
'Liberation' : 'Literation',
'iAWriter' : 'iMWriting',
'iA Writer' : 'iM Writing',
'iA-Writer' : 'iM-Writing',
'Anka/Coder' : 'AnaConder',
'anka/coder' : 'anaconder',
'Cascadia Code' : 'Caskaydia Cove',
'cascadia code' : 'caskaydia cove',
'CascadiaCode' : 'CaskaydiaCove',
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'cascadiacode' : 'caskaydiacove',
'Cascadia Mono' : 'Caskaydia Mono',
'cascadia mono' : 'caskaydia mono',
'CascadiaMono' : 'CaskaydiaMono',
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'cascadiamono' : 'caskaydiamono',
'Fira Mono' : 'Fura Mono',
'Fira Sans' : 'Fura Sans',
'FiraMono' : 'FuraMono',
'FiraSans' : 'FuraSans',
'fira mono' : 'fura mono',
'fira sans' : 'fura sans',
'firamono' : 'furamono',
'firasans' : 'furasans',
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}
# remove overly verbose font names
# particularly regarding Powerline sourced Fonts (https://github.com/powerline/fonts)
additionalFontNameReplacements = {
'for Powerline': '',
'ForPowerline': ''
}
additionalFontNameReplacements2 = {
'Powerline': ''
}
projectInfo = (
"Patched with '" + projectName + " Patcher' (https://github.com/ryanoasis/nerd-fonts)\n\n"
"* Website: https://www.nerdfonts.com\n"
"* Version: " + version + "\n"
"* Development Website: https://github.com/ryanoasis/nerd-fonts\n"
"* Changelog: https://github.com/ryanoasis/nerd-fonts/blob/master/changelog.md"
)
familyname = replace_font_name(familyname, reservedFontNameReplacements)
fullname = replace_font_name(fullname, reservedFontNameReplacements)
fontname = replace_font_name(fontname, reservedFontNameReplacements)
familyname = replace_font_name(familyname, additionalFontNameReplacements)
fullname = replace_font_name(fullname, additionalFontNameReplacements)
fontname = replace_font_name(fontname, additionalFontNameReplacements)
familyname = replace_font_name(familyname, additionalFontNameReplacements2)
fullname = replace_font_name(fullname, additionalFontNameReplacements2)
fontname = replace_font_name(fontname, additionalFontNameReplacements2)
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if not (FontnameParserOK and self.args.makegroups):
# replace any extra whitespace characters:
self.sourceFont.familyname = " ".join(familyname.split())
self.sourceFont.fullname = " ".join(fullname.split())
self.sourceFont.fontname = " ".join(fontname.split())
self.sourceFont.appendSFNTName(str('English (US)'), str('Preferred Family'), self.sourceFont.familyname)
self.sourceFont.appendSFNTName(str('English (US)'), str('Family'), self.sourceFont.familyname)
self.sourceFont.appendSFNTName(str('English (US)'), str('Compatible Full'), self.sourceFont.fullname)
self.sourceFont.appendSFNTName(str('English (US)'), str('SubFamily'), subFamily)
else:
fam_suffix = projectNameSingular if not self.args.windows else projectNameAbbreviation
fam_suffix += ' Mono' if self.args.single else ''
n.inject_suffix(verboseAdditionalFontNameSuffix, additionalFontNameSuffix, fam_suffix)
n.rename_font(self.sourceFont)
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self.sourceFont.comment = projectInfo
self.sourceFont.fontlog = projectInfo
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def setup_version(self):
""" Add the Nerd Font version to the original version """
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# print("Version was {}".format(sourceFont.version))
if self.sourceFont.version != None:
self.sourceFont.version += ";" + projectName + " " + version
else:
self.sourceFont.version = str(self.sourceFont.cidversion) + ";" + projectName + " " + version
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self.sourceFont.sfntRevision = None # Auto-set (refreshed) by fontforge
self.sourceFont.appendSFNTName(str('English (US)'), str('Version'), "Version " + self.sourceFont.version)
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# print("Version now is {}".format(sourceFont.version))
def remove_ligatures(self):
# let's deal with ligatures (mostly for monospaced fonts)
if self.args.configfile and self.config.read(self.args.configfile):
if self.args.removeligatures:
print("Removing ligatures from configfile `Subtables` section")
ligature_subtables = json.loads(self.config.get("Subtables", "ligatures"))
for subtable in ligature_subtables:
print("Removing subtable:", subtable)
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try:
self.sourceFont.removeLookupSubtable(subtable)
print("Successfully removed subtable:", subtable)
except Exception:
print("Failed to remove subtable:", subtable)
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elif self.args.removeligatures:
print("Unable to read configfile, unable to remove ligatures")
else:
print("No configfile given, skipping configfile related actions")
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def check_position_conflicts(self):
# Prevent glyph encoding position conflicts between glyph sets
if self.args.fontawesome and self.args.octicons:
self.octiconsExactEncodingPosition = False
def setup_patch_set(self):
""" Creates list of dicts to with instructions on copying glyphs from each symbol font into self.sourceFont """
# Supported params: overlap | careful
# Powerline dividers
SYM_ATTR_POWERLINE = {
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'default': {'align': 'c', 'valign': 'c', 'stretch': 'pa', 'params': {}},
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# Arrow tips
0xe0b0: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0b1: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0b2: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0b3: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
# Rounded arcs
0xe0b4: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
0xe0b5: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
0xe0b6: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
0xe0b7: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
# Bottom Triangles
0xe0b8: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0b9: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0ba: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0bb: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
# Top Triangles
0xe0bc: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0bd: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0be: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0bf: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
# Flames
0xe0c0: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
0xe0c1: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
0xe0c2: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
0xe0c3: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
# Small squares
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0xe0c4: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {}},
0xe0c5: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {}},
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# Bigger squares
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0xe0c6: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {}},
0xe0c7: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {}},
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# Waveform
0xe0c8: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
# Hexagons
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0xe0cc: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {}},
0xe0cd: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {}},
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# Legos
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0xe0ce: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {}},
0xe0cf: {'align': 'c', 'valign': 'c', 'stretch': 'xy', 'params': {}},
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0xe0d1: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
# Top and bottom trapezoid
0xe0d2: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}},
0xe0d4: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.02}}
}
SYM_ATTR_DEFAULT = {
# 'pa' == preserve aspect ratio
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'default': {'align': 'c', 'valign': 'c', 'stretch': 'pa', 'params': {}}
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}
SYM_ATTR_FONTA = {
# 'pa' == preserve aspect ratio
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'default': {'align': 'c', 'valign': 'c', 'stretch': 'pa', 'params': {}},
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# Don't center these arrows vertically
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0xf0dc: {'align': 'c', 'valign': '', 'stretch': 'pa', 'params': {}},
0xf0dd: {'align': 'c', 'valign': '', 'stretch': 'pa', 'params': {}},
0xf0de: {'align': 'c', 'valign': '', 'stretch': 'pa', 'params': {}}
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}
CUSTOM_ATTR = {
# 'pa' == preserve aspect ratio
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'default': {'align': 'c', 'valign': '', 'stretch': '', 'params': {}}
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}
# Most glyphs we want to maximize during the scale. However, there are some
# that need to be small or stay relative in size to each other.
# The following list are those glyphs. A tuple represents a range.
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DEVI_SCALE_LIST = {'ScaleGlyph': 0xE60E, # Android logo
'GlyphsToScale': [
(0xe6bd, 0xe6c3) # very small things
]}
FONTA_SCALE_LIST = {'GlyphsToScale': [
[0xf005, 0xf006, 0xf089], # star, star empty, half star
range(0xf026, 0xf028 + 1), # volume off, down, up
range(0xf02b, 0xf02c + 1), # tag, tags
range(0xf031, 0xf035 + 1), # font et al
range(0xf044, 0xf046 + 1), # edit, share, check (boxes)
range(0xf048, 0xf052 + 1), # multimedia buttons
range(0xf060, 0xf063 + 1), # arrows
[0xf053, 0xf054, 0xf077, 0xf078], # chevron all directions
range(0xf07d, 0xf07e + 1), # resize
[0xf0d7, 0xf0da, 0xf0dc, 0xf0fe], # caret all directions and same looking sort
range(0xf100, 0xf107 + 1), # angle
range(0xf141, 0xf142 + 1), # ellipsis
range(0xf153, 0xf15a + 1), # currencies
range(0xf175, 0xf178 + 1), # long arrows
range(0xf182, 0xf183 + 1), # male and female
range(0xf221, 0xf22d + 1), # gender or so
range(0xf255, 0xf25b + 1), # hand symbols
]}
OCTI_SCALE_LIST = {'ScaleGlyph': 0xF02E, # looking glass (probably biggest glyph?)
'GlyphsToScale': [
(0xf03d, 0xf040), # arrows
0xf044, 0xf05a, 0xf05b, 0xf0aa, # triangles
(0xf051, 0xf053), # small stuff
0xf071, 0xf09f, 0xf0a0, 0xf0a1, # small arrows
0xf078, 0xf0a2, 0xf0a3, 0xf0a4, # chevrons
0xf0ca, # dash
]}
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# Define the character ranges
# Symbol font ranges
self.patch_set = [
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{'Enabled': True, 'Name': "Seti-UI + Custom", 'Filename': "original-source.otf", 'Exact': False, 'SymStart': 0xE4FA, 'SymEnd': 0xE534, 'SrcStart': 0xE5FA, 'SrcEnd': 0xE634, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT},
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{'Enabled': True, 'Name': "Devicons", 'Filename': "devicons.ttf", 'Exact': False, 'SymStart': 0xE600, 'SymEnd': 0xE6C5, 'SrcStart': 0xE700, 'SrcEnd': 0xE7C5, 'ScaleGlyph': DEVI_SCALE_LIST, 'Attributes': SYM_ATTR_DEFAULT},
{'Enabled': self.args.powerline, 'Name': "Powerline Symbols", 'Filename': "powerline-symbols/PowerlineSymbols.otf", 'Exact': True, 'SymStart': 0xE0A0, 'SymEnd': 0xE0A2, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_POWERLINE},
{'Enabled': self.args.powerline, 'Name': "Powerline Symbols", 'Filename': "powerline-symbols/PowerlineSymbols.otf", 'Exact': True, 'SymStart': 0xE0B0, 'SymEnd': 0xE0B3, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_POWERLINE},
{'Enabled': self.args.powerlineextra, 'Name': "Powerline Extra Symbols", 'Filename': "PowerlineExtraSymbols.otf", 'Exact': True, 'SymStart': 0xE0A3, 'SymEnd': 0xE0A3, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_POWERLINE},
{'Enabled': self.args.powerlineextra, 'Name': "Powerline Extra Symbols", 'Filename': "PowerlineExtraSymbols.otf", 'Exact': True, 'SymStart': 0xE0B4, 'SymEnd': 0xE0C8, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_POWERLINE},
{'Enabled': self.args.powerlineextra, 'Name': "Powerline Extra Symbols", 'Filename': "PowerlineExtraSymbols.otf", 'Exact': True, 'SymStart': 0xE0CA, 'SymEnd': 0xE0CA, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_POWERLINE},
{'Enabled': self.args.powerlineextra, 'Name': "Powerline Extra Symbols", 'Filename': "PowerlineExtraSymbols.otf", 'Exact': True, 'SymStart': 0xE0CC, 'SymEnd': 0xE0D4, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_POWERLINE},
{'Enabled': self.args.pomicons, 'Name': "Pomicons", 'Filename': "Pomicons.otf", 'Exact': True, 'SymStart': 0xE000, 'SymEnd': 0xE00A, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT},
{'Enabled': self.args.fontawesome, 'Name': "Font Awesome", 'Filename': "font-awesome/FontAwesome.otf", 'Exact': True, 'SymStart': 0xF000, 'SymEnd': 0xF2E0, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': FONTA_SCALE_LIST, 'Attributes': SYM_ATTR_FONTA},
{'Enabled': self.args.fontawesomeextension, 'Name': "Font Awesome Extension", 'Filename': "font-awesome-extension.ttf", 'Exact': False, 'SymStart': 0xE000, 'SymEnd': 0xE0A9, 'SrcStart': 0xE200, 'SrcEnd': 0xE2A9, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT}, # Maximize
{'Enabled': self.args.powersymbols, 'Name': "Power Symbols", 'Filename': "Unicode_IEC_symbol_font.otf", 'Exact': True, 'SymStart': 0x23FB, 'SymEnd': 0x23FE, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT}, # Power, Power On/Off, Power On, Sleep
{'Enabled': self.args.powersymbols, 'Name': "Power Symbols", 'Filename': "Unicode_IEC_symbol_font.otf", 'Exact': True, 'SymStart': 0x2B58, 'SymEnd': 0x2B58, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT}, # Heavy Circle (aka Power Off)
{'Enabled': self.args.material, 'Name': "Material", 'Filename': "materialdesignicons-webfont.ttf", 'Exact': False, 'SymStart': 0xF001, 'SymEnd': 0xF847, 'SrcStart': 0xF500, 'SrcEnd': 0xFD46, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT},
{'Enabled': self.args.weather, 'Name': "Weather Icons", 'Filename': "weather-icons/weathericons-regular-webfont.ttf", 'Exact': False, 'SymStart': 0xF000, 'SymEnd': 0xF0EB, 'SrcStart': 0xE300, 'SrcEnd': 0xE3EB, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT},
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{'Enabled': self.args.fontlogos, 'Name': "Font Logos", 'Filename': "font-logos.ttf", 'Exact': True, 'SymStart': 0xF300, 'SymEnd': 0xF32F, 'SrcStart': None, 'SrcEnd': None , 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT},
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{'Enabled': self.args.octicons, 'Name': "Octicons", 'Filename': "octicons.ttf", 'Exact': self.octiconsExactEncodingPosition, 'SymStart': 0xF000, 'SymEnd': 0xF105, 'SrcStart': 0xF400, 'SrcEnd': 0xF505, 'ScaleGlyph': OCTI_SCALE_LIST, 'Attributes': SYM_ATTR_DEFAULT}, # Magnifying glass
{'Enabled': self.args.octicons, 'Name': "Octicons", 'Filename': "octicons.ttf", 'Exact': self.octiconsExactEncodingPosition, 'SymStart': 0x2665, 'SymEnd': 0x2665, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': OCTI_SCALE_LIST, 'Attributes': SYM_ATTR_DEFAULT}, # Heart
{'Enabled': self.args.octicons, 'Name': "Octicons", 'Filename': "octicons.ttf", 'Exact': self.octiconsExactEncodingPosition, 'SymStart': 0X26A1, 'SymEnd': 0X26A1, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': OCTI_SCALE_LIST, 'Attributes': SYM_ATTR_DEFAULT}, # Zap
{'Enabled': self.args.octicons, 'Name': "Octicons", 'Filename': "octicons.ttf", 'Exact': self.octiconsExactEncodingPosition, 'SymStart': 0xF27C, 'SymEnd': 0xF27C, 'SrcStart': 0xF4A9, 'SrcEnd': 0xF4A9, 'ScaleGlyph': OCTI_SCALE_LIST, 'Attributes': SYM_ATTR_DEFAULT}, # Desktop
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{'Enabled': self.args.codicons, 'Name': "Codicons", 'Filename': "codicons/codicon.ttf", 'Exact': True, 'SymStart': 0xEA60, 'SymEnd': 0xEBEB, 'SrcStart': None, 'SrcEnd': None, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT},
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{'Enabled': self.args.custom, 'Name': "Custom", 'Filename': self.args.custom, 'Exact': True, 'SymStart': 0x0000, 'SymEnd': 0x0000, 'SrcStart': 0x0000, 'SrcEnd': 0x0000, 'ScaleGlyph': None, 'Attributes': CUSTOM_ATTR}
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]
def setup_line_dimensions(self):
# win_ascent and win_descent are used to set the line height for windows fonts.
# hhead_ascent and hhead_descent are used to set the line height for mac fonts.
#
# Make the total line size even. This seems to make the powerline separators
# center more evenly.
if self.args.adjustLineHeight:
if (self.sourceFont.os2_winascent + self.sourceFont.os2_windescent) % 2 != 0:
self.sourceFont.os2_winascent += 1
# Make the line size identical for windows and mac
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# ! This is broken because hhea* is changed but os2_typo* is not
# ! On the other hand we need intact (i.e. original) typo values
# ! in get_sourcefont_dimensions() @TODO FIXME
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self.sourceFont.hhea_ascent = self.sourceFont.os2_winascent
self.sourceFont.hhea_descent = -self.sourceFont.os2_windescent
# Line gap add extra space on the bottom of the line which
# doesn't allow the powerline glyphs to fill the entire line.
self.sourceFont.hhea_linegap = 0
self.sourceFont.os2_typolinegap = 0
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def get_essential_references(self):
"""Find glyphs that are needed for the basic glyphs"""
# Sometimes basic glyphs are constructed from multiple other glyphs.
# Find out which other glyphs are also needed to keep the basic
# glyphs intact.
# 0x00-0x17f is the Latin Extended-A range
for glyph in range(0x21, 0x17f):
if not glyph in self.sourceFont:
continue
for r in self.sourceFont[glyph].references:
self.essential.add(self.sourceFont[r[0]].unicode)
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def get_sourcefont_dimensions(self):
# Initial font dimensions
self.font_dim = {
'xmin' : 0,
'ymin' : -self.sourceFont.os2_windescent,
'xmax' : 0,
'ymax' : self.sourceFont.os2_winascent,
'width' : 0,
'height': 0,
}
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if self.sourceFont.os2_use_typo_metrics:
self.font_dim['ymin'] = self.sourceFont.os2_typodescent
self.font_dim['ymax'] = self.sourceFont.os2_typoascent
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# Find the biggest char width
# Ignore the y-values, os2_winXXXXX values set above are used for line height
#
# 0x00-0x17f is the Latin Extended-A range
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for glyph in range(0x21, 0x17f):
if glyph in range(0x7F, 0xBF):
continue # ignore special characters like '1/4' etc
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try:
(_, _, xmax, _) = self.sourceFont[glyph].boundingBox()
except TypeError:
continue
if self.font_dim['width'] < self.sourceFont[glyph].width:
self.font_dim['width'] = self.sourceFont[glyph].width
if xmax > self.font_dim['xmax']:
self.font_dim['xmax'] = xmax
# Calculate font height
self.font_dim['height'] = abs(self.font_dim['ymin']) + self.font_dim['ymax']
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if self.font_dim['height'] == 0:
# This can only happen if the input font is empty
# Assume we are using our prepared templates
self.font_dim = {
'xmin' : 0,
'ymin' : -self.sourceFont.descent,
'xmax' : self.sourceFont.em,
'ymax' : self.sourceFont.ascent,
'width' : self.sourceFont.em,
'height': abs(self.sourceFont.descent) + self.sourceFont.ascent,
}
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def get_scale_factor(self, sym_dim):
scale_ratio = 1
# We want to preserve x/y aspect ratio, so find biggest scale factor that allows symbol to fit
scale_ratio_x = self.font_dim['width'] / sym_dim['width']
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scale_ratio_y = self.font_dim['height'] / sym_dim['height']
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if scale_ratio_x > scale_ratio_y:
scale_ratio = scale_ratio_y
else:
scale_ratio = scale_ratio_x
return scale_ratio
def copy_glyphs(self, sourceFontStart, sourceFontEnd, symbolFont, symbolFontStart, symbolFontEnd, exactEncoding, scaleGlyph, setName, attributes):
""" Copies symbol glyphs into self.sourceFont """
progressText = ''
careful = False
glyphSetLength = 0
if self.args.careful:
careful = True
if exactEncoding is False:
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sourceFontList = list(range(sourceFontStart, sourceFontEnd + 1))
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sourceFontCounter = 0
# Create glyphs from symbol font
#
# If we are going to copy all Glyphs, then assume we want to be careful
# and only copy those that are not already contained in the source font
if symbolFontStart == 0:
symbolFont.selection.all()
careful = True
else:
symbolFont.selection.select((str("ranges"), str("unicode")), symbolFontStart, symbolFontEnd)
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# Get number of selected non-empty glyphs
symbolFontSelection = list(symbolFont.selection.byGlyphs)
glyphSetLength = len(symbolFontSelection)
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if self.args.quiet is False:
sys.stdout.write("Adding " + str(max(1, glyphSetLength)) + " Glyphs from " + setName + " Set \n")
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currentSourceFontGlyph = -1 # initialize for the exactEncoding case
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for index, sym_glyph in enumerate(symbolFontSelection):
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index = max(1, index)
try:
sym_attr = attributes[sym_glyph.unicode]
except KeyError:
sym_attr = attributes['default']
if exactEncoding:
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# Use the exact same hex values for the source font as for the symbol font.
# Problem is we do not know the codepoint of the sym_glyph and because it
# came from a selection.byGlyphs there might be skipped over glyphs.
# The iteration is still in the order of the selection by codepoint,
# so we take the next allowed codepoint of the current glyph
possible_codes = [ ]
if sym_glyph.unicode > currentSourceFontGlyph:
possible_codes += [ sym_glyph.unicode ]
if sym_glyph.altuni:
possible_codes += [ v for v, s, r in sym_glyph.altuni if v > currentSourceFontGlyph ]
currentSourceFontGlyph = min(possible_codes)
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else:
# use source font defined hex values based on passed in start and end
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currentSourceFontGlyph = sourceFontList[sourceFontCounter]
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sourceFontCounter += 1
if self.args.quiet is False:
if self.args.progressbars:
update_progress(round(float(index + 1) / glyphSetLength, 2))
else:
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progressText = "\nUpdating glyph: {} {} putting at: {:X}".format(sym_glyph, sym_glyph.glyphname, currentSourceFontGlyph)
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sys.stdout.write(progressText)
sys.stdout.flush()
# check if a glyph already exists in this location
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if careful or 'careful' in sym_attr['params'] or currentSourceFontGlyph in self.essential:
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if currentSourceFontGlyph in self.sourceFont:
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if self.args.quiet is False:
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careful_type = 'essential' if currentSourceFontGlyph in self.essential else 'existing'
print(" Found {} Glyph at {:X}. Skipping...".format(careful_type, currentSourceFontGlyph))
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# We don't want to touch anything so move to next Glyph
continue
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else:
# If we overwrite an existing glyph all subtable entries regarding it will be wrong
# (Probably; at least if we add a symbol and do not substitude a ligature or such)
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if currentSourceFontGlyph in self.sourceFont:
self.sourceFont[currentSourceFontGlyph].removePosSub("*")
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# Select and copy symbol from its encoding point
# We need to do this select after the careful check, this way we don't
# reset our selection before starting the next loop
symbolFont.selection.select(sym_glyph.encoding)
symbolFont.copy()
# Paste it
self.sourceFont.selection.select(currentSourceFontGlyph)
self.sourceFont.paste()
self.sourceFont[currentSourceFontGlyph].glyphname = sym_glyph.glyphname
scale_ratio_x = 1
scale_ratio_y = 1
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# Prepare symbol glyph dimensions
sym_dim = get_glyph_dimensions(self.sourceFont[currentSourceFontGlyph])
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# Now that we have copy/pasted the glyph, if we are creating a monospace
# font we need to scale and move the glyphs. It is possible to have
# empty glyphs, so we need to skip those.
if self.args.single and sym_dim['width'] and sym_dim['height']:
# If we want to preserve that aspect ratio of the glyphs we need to
# find the largest possible scaling factor that will allow the glyph
# to fit in both the x and y directions
if sym_attr['stretch'] == 'pa':
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scale_ratio_x = False
if scaleGlyph:
# We want to preserve the relative size of each glyph in a glyph group
scale_ratio_x = self.get_glyph_scale(sym_glyph.unicode, scaleGlyph, symbolFont)
if scale_ratio_x is False:
# In the remaining cases, each glyph is sized independently to each other
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scale_ratio_x = self.get_scale_factor(sym_dim)
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scale_ratio_y = scale_ratio_x
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else:
if 'x' in sym_attr['stretch']:
# Stretch the glyph horizontally to fit the entire available width
scale_ratio_x = self.font_dim['width'] / sym_dim['width']
# end if single width
# non-monospace (double width glyphs)
# elif sym_dim['width'] and sym_dim['height']:
# any special logic we want to apply for double-width variation
# would go here
if 'y' in sym_attr['stretch']:
# Stretch the glyph vertically to total line height (good for powerline separators)
# Currently stretching vertically for both monospace and double-width
scale_ratio_y = self.font_dim['height'] / sym_dim['height']
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overlap = sym_attr['params'].get('overlap')
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if scale_ratio_x != 1 or scale_ratio_y != 1:
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if overlap:
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scale_ratio_x *= 1 + overlap
scale_ratio_y *= 1 + overlap
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self.sourceFont[currentSourceFontGlyph].transform(psMat.scale(scale_ratio_x, scale_ratio_y))
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# Use the dimensions from the newly pasted and stretched glyph
sym_dim = get_glyph_dimensions(self.sourceFont[currentSourceFontGlyph])
y_align_distance = 0
if sym_attr['valign'] == 'c':
# Center the symbol vertically by matching the center of the line height and center of symbol
sym_ycenter = sym_dim['ymax'] - (sym_dim['height'] / 2)
font_ycenter = self.font_dim['ymax'] - (self.font_dim['height'] / 2)
y_align_distance = font_ycenter - sym_ycenter
# Handle glyph l/r/c alignment
x_align_distance = 0
if sym_attr['align']:
# First find the baseline x-alignment (left alignment amount)
x_align_distance = self.font_dim['xmin'] - sym_dim['xmin']
if sym_attr['align'] == 'c':
# Center align
x_align_distance += (self.font_dim['width'] / 2) - (sym_dim['width'] / 2)
elif sym_attr['align'] == 'r':
# Right align
x_align_distance += self.font_dim['width'] - sym_dim['width']
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if overlap:
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overlap_width = self.font_dim['width'] * overlap
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if sym_attr['align'] == 'l':
x_align_distance -= overlap_width
if sym_attr['align'] == 'r':
x_align_distance += overlap_width
align_matrix = psMat.translate(x_align_distance, y_align_distance)
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self.sourceFont[currentSourceFontGlyph].transform(align_matrix)
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# Ensure after horizontal adjustments and centering that the glyph
# does not overlap the bearings (edges)
if not overlap:
self.remove_glyph_neg_bearings(self.sourceFont[currentSourceFontGlyph])
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# Needed for setting 'advance width' on each glyph so they do not overlap,
# also ensures the font is considered monospaced on Windows by setting the
# same width for all character glyphs. This needs to be done for all glyphs,
# even the ones that are empty and didn't go through the scaling operations.
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# It should come after setting the glyph bearings
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self.set_glyph_width_mono(self.sourceFont[currentSourceFontGlyph])
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# Re-remove negative bearings for target font with variable advance width
if self.args.nonmono:
self.remove_glyph_neg_bearings(self.sourceFont[currentSourceFontGlyph])
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# Check if the inserted glyph is scaled correctly for monospace
if self.args.single:
(xmin, _, xmax, _) = self.sourceFont[currentSourceFontGlyph].boundingBox()
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if int(xmax - xmin) > self.font_dim['width'] * (1 + (overlap or 0)):
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print("\n Warning: Scaled glyph U+{:X} wider than one monospace width ({} / {} (overlap {}))".format(
currentSourceFontGlyph, int(xmax - xmin), self.font_dim['width'], overlap))
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# end for
if self.args.quiet is False or self.args.progressbars:
sys.stdout.write("\n")
def set_sourcefont_glyph_widths(self):
""" Makes self.sourceFont monospace compliant """
for glyph in self.sourceFont.glyphs():
if (glyph.width == self.font_dim['width']):
# Don't touch the (negative) bearings if the width is ok
# Ligartures will have these.
continue
if (glyph.width != 0):
# If the width is zero this glyph is intened to be printed on top of another one.
# In this case we need to keep the negative bearings to shift it 'left'.
# Things like Ä have these: composed of U+0041 'A' and U+0308 'double dot above'
#
# If width is not zero, correct the bearings such that they are within the width:
self.remove_glyph_neg_bearings(glyph)
self.set_glyph_width_mono(glyph)
def remove_glyph_neg_bearings(self, glyph):
""" Sets passed glyph's bearings 0 if they are negative. """
try:
if glyph.left_side_bearing < 0:
glyph.left_side_bearing = 0
if glyph.right_side_bearing < 0:
glyph.right_side_bearing = 0
except:
pass
def set_glyph_width_mono(self, glyph):
""" Sets passed glyph.width to self.font_dim.width.
self.font_dim.width is set with self.get_sourcefont_dimensions().
"""
try:
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# Fontforge handles the width change like this:
# - Keep existing left_side_bearing
# - Set width
# - Calculate and set new right_side_bearing
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glyph.width = self.font_dim['width']
except:
pass
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def prepareScaleGlyph(self, scaleGlyph, symbolFont, destGlyph):
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""" Prepare raw ScaleGlyph data for use """
# The GlyphData is a dict with these (possible) entries:
# 'GlyphsToScale': List of ((lists of glyph codes) or (ranges of glyph codes)) that shall be scaled
# 'scales': List of associated scale factors, one for each entry in 'GlyphsToScale' (generated by this function)
# Example:
# { 'GlyphsToScale': [ range(1, 3), [ 7, 10 ], ],
# 'scales': [ 1.23, 1.33, ] }
#
# Each item in 'GlyphsToScale' (a range or an explicit list) forms a group of glyphs that shall be
# as rescaled all with the same and maximum possible (for the included glyphs) factor.
#
# Previously this structure has been used:
# 'ScaleGlyph' Lead glyph, which scaling factor is taken
# 'GlyphsToScale': List of (glyph code) or (list of two glyph codes that form a closed range)) that shall be scaled
# Note that this allows only one group for the whle symbol font, and that the scaling factor is defined by
# a specific character, which needs to be manually selected (on each symbol font update).
# Previous entries are automatically rewritten to the new style.
if 'scales' in scaleGlyph:
# Already prepared... must not happen, ignore call
return
if 'ScaleGlyph' in scaleGlyph:
# old method. Rewrite to new.
flat_list = []
for i in scaleGlyph['GlyphsToScale']:
if isinstance(i, tuple):
flat_list += list(range(i[0], i[1] + 1))
else:
flat_list.append(i)
scaleGlyph['GlyphsToScale'] = [ flat_list ]
sym_dim = get_glyph_dimensions(symbolFont[scaleGlyph['ScaleGlyph']])
scaleGlyph['scales'] = [ self.get_scale_factor(sym_dim) ]
else:
scaleGlyph['scales'] = []
for group in scaleGlyph['GlyphsToScale']:
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sym_dim = get_multiglyph_boundingBox([ symbolFont[g] if g in symbolFont else None for g in group ], destGlyph)
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scaleGlyph['scales'].append(self.get_scale_factor(sym_dim))
def get_glyph_scale(self, unicode_value, scaleGlyph, symbolFont):
""" Determines whether or not to use scaled glyphs for glyphs in passed glyph_list """
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# Potentially destorys the contents of self.sourceFont[unicode_value]
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if not 'scales' in scaleGlyph:
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self.prepareScaleGlyph(scaleGlyph, symbolFont, self.sourceFont[unicode_value])
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for glyph_list, scale in zip(scaleGlyph['GlyphsToScale'], scaleGlyph['scales']):
if unicode_value in glyph_list:
return scale
return False
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def replace_font_name(font_name, replacement_dict):
""" Replaces all keys with vals from replacement_dict in font_name. """
for key, val in replacement_dict.items():
font_name = font_name.replace(key, val)
return font_name
def make_sure_path_exists(path):
""" Verifies path passed to it exists. """
try:
os.makedirs(path)
except OSError as exception:
if exception.errno != errno.EEXIST:
raise
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def get_multiglyph_boundingBox(glyphs, destGlyph = None):
""" Returns dict of the dimensions of multiple glyphs combined(, as if they are copied into destGlyph) """
# If destGlyph is given the glyph(s) are first copied over into that
# glyph and measured in that font (to avoid rounding errors)
# Leaves the destGlyph in unknown state!
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bbox = [ None, None, None, None ]
for glyph in glyphs:
if glyph is None:
# Glyph has been in defining range but is not in the actual font
continue
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if destGlyph:
glyph.font.selection.select(glyph)
glyph.font.copy()
destGlyph.font.selection.select(destGlyph)
destGlyph.font.paste()
glyph = destGlyph
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gbb = glyph.boundingBox()
bbox[0] = gbb[0] if bbox[0] is None or bbox[0] > gbb[0] else bbox[0]
bbox[1] = gbb[1] if bbox[1] is None or bbox[1] > gbb[1] else bbox[1]
bbox[2] = gbb[2] if bbox[2] is None or bbox[2] < gbb[2] else bbox[2]
bbox[3] = gbb[3] if bbox[3] is None or bbox[3] < gbb[3] else bbox[3]
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return {
'xmin' : bbox[0],
'ymin' : bbox[1],
'xmax' : bbox[2],
'ymax' : bbox[3],
'width' : bbox[2] + (-bbox[0]),
'height': bbox[3] + (-bbox[1]),
}
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def get_glyph_dimensions(glyph):
""" Returns dict of the dimesions of the glyph passed to it. """
return get_multiglyph_boundingBox([ glyph ])
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def update_progress(progress):
""" Updates progress bar length.
Accepts a float between 0.0 and 1.0. Any int will be converted to a float.
A value at 1 or bigger represents 100%
modified from: https://stackoverflow.com/questions/3160699/python-progress-bar
"""
barLength = 40 # Modify this to change the length of the progress bar
if isinstance(progress, int):
progress = float(progress)
if progress >= 1:
progress = 1
status = "Done...\r\n" # NOTE: status initialized and never used
block = int(round(barLength * progress))
text = "\r╢{0}╟ {1}%".format("█" * block + "░" * (barLength - block), int(progress * 100))
sys.stdout.write(text)
sys.stdout.flush()
def check_fontforge_min_version():
""" Verifies installed FontForge version meets minimum requirement. """
minimumVersion = 20141231
actualVersion = int(fontforge.version())
# un-comment following line for testing invalid version error handling
# actualVersion = 20120731
# versions tested: 20150612, 20150824
if actualVersion < minimumVersion:
sys.stderr.write("{}: You seem to be using an unsupported (old) version of fontforge: {}\n".format(projectName, actualVersion))
sys.stderr.write("{}: Please use at least version: {}\n".format(projectName, minimumVersion))
sys.exit(1)
def main():
check_fontforge_min_version()
patcher = font_patcher()
patcher.patch()
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print("\nDone with Patch Sets, generating font...\n")
patcher.setup_font_names()
patcher.generate()
# This mainly helps to improve CI runtime
if patcher.args.alsowindows:
patcher.args.windows = True
patcher.setup_font_names()
patcher.generate()
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if __name__ == "__main__":
__dir__ = os.path.dirname(os.path.abspath(__file__))
main()
