daylin/monolisa-nerdfont-patch
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monolisa-nerdfont-patch/font-patcher

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#!/usr/bin/env python
# coding=utf8
# Nerd Fonts Version: 2.1.0
# script version: 3.0.1
from __future__ import absolute_import, print_function, unicode_literals
version = "2.1.0"
projectName = "Nerd Fonts"
projectNameAbbreviation = "NF"
projectNameSingular = projectName[:-1]
import sys
try:
import psMat
except ImportError:
sys.exit(projectName + ": FontForge module is probably not installed. [See: http://designwithfontforge.com/en-US/Installing_Fontforge.html]")
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:
import fontforge
except ImportError:
sys.exit(
projectName + (
": FontForge module could not be loaded. Try installing fontforge python bindings "
"[e.g. on Linux Debian or Ubuntu: `sudo apt install fontforge python-fontforge`]"
)
)
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.fontlinuxExactEncodingPosition = True
self.patch_set = None # class 'list'
self.font_dim = None # class 'dict'
self.onlybitmaps = 0
self.extension = ""
self.setup_arguments()
self.config = configparser.ConfigParser(empty_lines_in_values=False, allow_no_value=True)
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))
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")
self.setup_font_names()
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 == "":
self.extension = os.path.splitext(self.sourceFont.path)[1]
else:
self.extension = '.' + self.args.extension
def patch(self):
print("{} Patcher v{} executing\n".format(projectName, version))
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()
# Prevent opening and closing the fontforge font. Makes things faster when patching
# multiple ranges using the same symbol font.
PreviousSymbolFilename = ""
symfont = None
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
symfont = fontforge.open(self.args.glyphdir + patch['Filename'])
# 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()
print("\nDone with Patch Sets, generating font...")
# the `PfEd-comments` flag is required for Fontforge to save '.comment' and '.fontlog'.
if self.sourceFont.fullname != None:
self.sourceFont.generate(self.args.outputdir + "/" + self.sourceFont.fullname + self.extension, flags=(str('opentype'), str('PfEd-comments')))
print("\nGenerated: {}".format(self.sourceFont.fontname))
else:
self.sourceFont.generate(self.args.outputdir + "/" + self.sourceFont.cidfontname + self.extension, flags=(str('opentype'), str('PfEd-comments')))
print("\nGenerated: {}".format(self.sourceFont.fullname))
if self.args.postprocess:
subprocess.call([self.args.postprocess, self.args.outputdir + "/" + self.sourceFont.fullname + self.extension])
print("\nPost Processed: {}".format(self.sourceFont.fullname))
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')
# 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)
# 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/)')
sym_font_group.add_argument('--fontlinux', '--fontlogos', dest='fontlinux', default=False, action='store_true', help='Add Font Linux and other open source Glyphs (https://github.com/Lukas-W/font-logos)')
sym_font_group.add_argument('--octicons', dest='octicons', default=False, action='store_true', help='Add Octicons Glyphs (https://octicons.github.com)')
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()
# 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
self.args.fontlinux = True
self.args.octicons = True
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
# 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,
# self.args.fontlinux is True,
# 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
# ])
def setup_font_names(self):
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"
if self.args.pomicons:
additionalFontNameSuffix += " P"
verboseAdditionalFontNameSuffix += " Plus Pomicons"
if self.args.fontlinux:
additionalFontNameSuffix += " L"
verboseAdditionalFontNameSuffix += " Plus Font Logos (Font Linux)"
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"
# 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
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
# the same name as the same font, even if subFamily is different.
fontname += '-' + subFamily
# 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',
'cascadiacode' : 'caskaydiacove',
'Cascadia Mono' : 'Caskaydia Mono',
'cascadia mono' : 'caskaydia mono',
'CascadiaMono' : 'CaskaydiaMono',
'cascadiamono' : 'caskaydiamono'
}
# 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)
# 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)
self.sourceFont.comment = projectInfo
self.sourceFont.fontlog = projectInfo
# 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
self.sourceFont.sfntRevision = None # Auto-set (refreshed) by fontforge
self.sourceFont.appendSFNTName(str('English (US)'), str('Version'), "Version " + self.sourceFont.version)
# 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)
try:
self.sourceFont.removeLookupSubtable(subtable)
print("Successfully removed subtable:", subtable)
except Exception:
print("Failed to remove subtable:", subtable)
elif self.args.removeligatures:
print("Unable to read configfile, unable to remove ligatures")
else:
print("No configfile given, skipping configfile related actions")
def check_position_conflicts(self):
# Prevent glyph encoding position conflicts between glyph sets
if self.args.fontawesome and self.args.octicons:
self.octiconsExactEncodingPosition = False
if self.args.fontawesome or self.args.octicons:
self.fontlinuxExactEncodingPosition = 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 = {
'default': {'align': 'c', 'valign': 'c', 'stretch': 'pa', 'params': ''},
# 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
0xe0c4: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': ''},
0xe0c5: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': ''},
# Bigger squares
0xe0c6: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': ''},
0xe0c7: {'align': 'r', 'valign': 'c', 'stretch': 'xy', 'params': ''},
# Waveform
0xe0c8: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': {'overlap': 0.01}},
# Hexagons
0xe0cc: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': ''},
0xe0cd: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': ''},
# Legos
0xe0ce: {'align': 'l', 'valign': 'c', 'stretch': 'xy', 'params': ''},
0xe0cf: {'align': 'c', 'valign': 'c', 'stretch': 'xy', 'params': ''},
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
'default': {'align': 'c', 'valign': 'c', 'stretch': 'pa', 'params': ''}
}
SYM_ATTR_FONTA = {
# 'pa' == preserve aspect ratio
'default': {'align': 'c', 'valign': 'c', 'stretch': 'pa', 'params': ''},
# Don't center these arrows vertically
0xf0dc: {'align': 'c', 'valign': '', 'stretch': 'pa', 'params': ''},
0xf0dd: {'align': 'c', 'valign': '', 'stretch': 'pa', 'params': ''},
0xf0de: {'align': 'c', 'valign': '', 'stretch': 'pa', 'params': ''}
}
CUSTOM_ATTR = {
# 'pa' == preserve aspect ratio
'default': {'align': 'c', 'valign': '', 'stretch': '', 'params': ''}
}
# 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.
DEVI_SCALE_LIST = {'ScaleGlyph': 0xE60E, 'GlyphsToScale': [(0xe6bd, 0xe6c3)]}
FONTA_SCALE_LIST = {'ScaleGlyph': 0xF17A, 'GlyphsToScale': [0xf005, 0xf006, (0xf026, 0xf028), 0xf02b, 0xf02c, (0xf031, 0xf035), (0xf044, 0xf054), (0xf060, 0xf063), 0xf077, 0xf078, 0xf07d, 0xf07e, 0xf089, (0xf0d7, 0xf0da), (0xf0dc, 0xf0de), (0xf100, 0xf107), 0xf141, 0xf142, (0xf153, 0xf15a), (0xf175, 0xf178), 0xf182, 0xf183, (0xf221, 0xf22d), (0xf255, 0xf25b)]}
OCTI_SCALE_LIST = {'ScaleGlyph': 0xF02E, 'GlyphsToScale': [(0xf03d, 0xf040), 0xf044, (0xf051, 0xf053), 0xf05a, 0xf05b, 0xf071, 0xf078, (0xf09f, 0xf0aa), 0xf0ca]}
# Define the character ranges
# Symbol font ranges
self.patch_set = [
{'Enabled': True, 'Name': "Seti-UI + Custom", 'Filename': "original-source.otf", 'Exact': False, 'SymStart': 0xE4FA, 'SymEnd': 0xE531, 'SrcStart': 0xE5FA, 'SrcEnd': 0xE631, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT},
{'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},
{'Enabled': self.args.fontlinux, 'Name': "Font Logos (Font Linux)", 'Filename': "font-logos.ttf", 'Exact': self.fontlinuxExactEncodingPosition, 'SymStart': 0xF100, 'SymEnd': 0xF12D, 'SrcStart': 0xF300, 'SrcEnd': 0xF32D, 'ScaleGlyph': None, 'Attributes': SYM_ATTR_DEFAULT},
{'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
{'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}
]
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
# ! 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
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
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,
}
if self.sourceFont.os2_use_typo_metrics:
self.font_dim['ymin'] = self.sourceFont.os2_typodescent
self.font_dim['ymax'] = self.sourceFont.os2_typoascent
# 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
for glyph in range(0x00, 0x17f):
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']
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']
# font_dim['height'] represents total line height, keep our symbols sized based upon font's em
# NOTE: is this comment correct? font_dim['height'] isn't used here
scale_ratio_y = self.sourceFont.em / sym_dim['height']
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:
sourceFontList = []
sourceFontCounter = 0
for i in range(sourceFontStart, sourceFontEnd + 1):
sourceFontList.append(format(i, 'X'))
scale_factor = 0
if scaleGlyph:
sym_dim = get_glyph_dimensions(symbolFont[scaleGlyph['ScaleGlyph']])
scale_factor = self.get_scale_factor(sym_dim)
# 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()
self.sourceFont.selection.all()
careful = True
else:
symbolFont.selection.select((str("ranges"), str("unicode")), symbolFontStart, symbolFontEnd)
self.sourceFont.selection.select((str("ranges"), str("unicode")), sourceFontStart, sourceFontEnd)
# Get number of selected non-empty glyphs @TODO FIXME
for index, sym_glyph in enumerate(symbolFont.selection.byGlyphs):
glyphSetLength += 1
# end for
if self.args.quiet is False:
sys.stdout.write("Adding " + str(max(1, glyphSetLength)) + " Glyphs from " + setName + " Set \n")
for index, sym_glyph in enumerate(symbolFont.selection.byGlyphs):
index = max(1, index)
try:
sym_attr = attributes[sym_glyph.unicode]
except KeyError:
sym_attr = attributes['default']
if exactEncoding:
# use the exact same hex values for the source font as for the symbol font
currentSourceFontGlyph = sym_glyph.encoding
# Save as a hex string without the '0x' prefix
copiedToSlot = format(sym_glyph.unicode, 'X')
else:
# use source font defined hex values based on passed in start and end
# convince that this string really is a hex:
currentSourceFontGlyph = int("0x" + sourceFontList[sourceFontCounter], 16)
copiedToSlot = sourceFontList[sourceFontCounter]
sourceFontCounter += 1
if int(copiedToSlot, 16) < 0:
print("Found invalid glyph slot number. Skipping.")
continue
if self.args.quiet is False:
if self.args.progressbars:
update_progress(round(float(index + 1) / glyphSetLength, 2))
else:
progressText = "\nUpdating glyph: " + str(sym_glyph) + " " + str(sym_glyph.glyphname) + " putting at: " + copiedToSlot
sys.stdout.write(progressText)
sys.stdout.flush()
# Prepare symbol glyph dimensions
sym_dim = get_glyph_dimensions(sym_glyph)
# check if a glyph already exists in this location
if copiedToSlot.startswith("uni"):
copiedToSlot = copiedToSlot[3:]
codepoint = int("0x" + copiedToSlot, 16)
if careful or 'careful' in sym_attr['params']:
if codepoint in self.sourceFont:
if self.args.quiet is False:
print(" Found existing Glyph at {}. Skipping...".format(copiedToSlot))
# We don't want to touch anything so move to next Glyph
continue
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)
if codepoint in self.sourceFont:
self.sourceFont[codepoint].removePosSub("*")
# 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
# 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':
if scale_factor and use_scale_glyph(sym_glyph.unicode, scaleGlyph['GlyphsToScale']):
# We want to preserve the relative size of each glyph to other glyphs
# in the same symbol font.
scale_ratio_x = scale_factor
scale_ratio_y = scale_factor
else:
# In this case, each glyph is sized independently to each other
scale_ratio_x = self.get_scale_factor(sym_dim)
scale_ratio_y = scale_ratio_x
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']
if scale_ratio_x != 1 or scale_ratio_y != 1:
if 'overlap' in sym_attr['params']:
scale_ratio_x *= 1 + sym_attr['params']['overlap']
scale_ratio_y *= 1 + sym_attr['params']['overlap']
self.sourceFont.transform(psMat.scale(scale_ratio_x, scale_ratio_y))
# 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']
if 'overlap' in sym_attr['params']:
overlap_width = self.font_dim['width'] * sym_attr['params']['overlap']
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)
self.sourceFont.transform(align_matrix)
# 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.
self.set_glyph_width_mono(self.sourceFont[currentSourceFontGlyph])
# Ensure after horizontal adjustments and centering that the glyph
# does not overlap the bearings (edges)
self.remove_glyph_neg_bearings(self.sourceFont[currentSourceFontGlyph])
# reset selection so iteration works properly @TODO fix? rookie misunderstanding?
# This is likely needed because the selection was changed when the glyph was copy/pasted
if symbolFontStart == 0:
symbolFont.selection.all()
else:
symbolFont.selection.select((str("ranges"), str("unicode")), symbolFontStart, symbolFontEnd)
# 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 &Auml; 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:
glyph.width = self.font_dim['width']
except:
pass
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
def get_glyph_dimensions(glyph):
""" Returns dict of the dimesions of the glyph passed to it. """
bbox = glyph.boundingBox()
return {
'xmin' : bbox[0],
'ymin' : bbox[1],
'xmax' : bbox[2],
'ymax' : bbox[3],
'width' : bbox[2] + (-bbox[0]),
'height': bbox[3] + (-bbox[1]),
}
def use_scale_glyph(unicode_value, glyph_list):
""" Determines whether or not to use scaled glyphs for glyphs in passed glyph_list """
for i in glyph_list:
if isinstance(i, tuple):
if unicode_value >= i[0] and unicode_value <= i[1]:
return True
else:
if unicode_value == i:
return True
return False
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()
if __name__ == "__main__":
__dir__ = os.path.dirname(os.path.abspath(__file__))
main()
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