fonts/nerd-fonts
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nerd-fonts/font-patcher

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#!/usr/bin/env python2
# coding=utf8
# version: 0.6.0
version = "0.6.0"
projectName = "Nerd Fonts"
projectNameAbbreviation = "NF"
projectNameSingular = projectName[:-1]
import sys
try:
import psMat
except ImportError:
sys.stderr.write(projectName + ": FontForge module is probably not installed. [See: http://designwithfontforge.com/en-US/Installing_Fontforge.html]\n")
sys.exit(1)
import re
import os
import argparse
import errno
try:
#Load the module
import fontforge
except ImportError:
sys.stderr.write(projectName + ": FontForge module could not be loaded. Try installing fontforge python bindings [e.g. on Linux Debian or Ubuntu: `sudo apt-get install fontforge python-fontforge`]\n")
sys.exit(1)
# argparse stuff
parser = argparse.ArgumentParser(description='Patches a given font with programming and web development related glyphs (mainly for https://github.com/ryanoasis/vim-devicons)')
parser.add_argument('font', help='The path to the font to be patched (e.g. Inconsolata.otf)')
parser.add_argument('-s', '--use-single-width-glyphs', dest='single', action='store_true', help='Whether to generate the glyphs as single-width not double-width (default is double-width)', default=False)
parser.add_argument('-q', '--quiet', '--shutup', dest='quiet', action='store_true', help='Do not generate verbose output', default=False)
parser.add_argument('-w', '--windows', '--limit-font-name-length', dest='windows', action='store_true', help='Limit the internal font name to a maximum of 31 characters (for safe Windows compatiblity)', default=False)
parser.add_argument('--fontawesome', dest='fontawesome', action='store_true', help='Add Font Awesome Glyphs (http://fortawesome.github.io/Font-Awesome/)', default=False)
parser.add_argument('--octicons', dest='octicons', action='store_true', help='Add Octicons Glyphs (https://octicons.github.com/)', default=False)
parser.add_argument('--pomicons', dest='pomicons', action='store_true', help='Add Pomicon Glyphs (https://github.com/gabrielelana/pomicons)', default=False)
parser.add_argument('--powerline', dest='powerline', action='store_true', help='Add Powerline Glyphs', default=False)
parser.add_argument('--powerlineextra', dest='powerlineextra', action='store_true', help='Add Powerline Glyphs (https://github.com/ryanoasis/powerline-extra-symbols)', default=False)
parser.add_argument('--careful', dest='careful', action='store_true', help='Do not overwrite existing glyphs if detected', default=False)
parser.add_argument('-out', '--outputdir', type=str, nargs='?', dest='outputdir', help='The directory to output the patched font file to', default=".")
args = parser.parse_args()
changelog = open("changelog.md", "r")
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:
print projectName + ": You seem to be using an unsupported (old) version of fontforge: " + str(actualVersion)
print projectName + ": Please use at least version: " + str(minimumVersion)
sys.exit(1)
verboseAdditionalFontNameSuffix = " " + projectNameSingular
if args.windows:
# attempt to shorten here on the additional name BEFORE trimming later
additionalFontNameSuffix = " " + projectNameAbbreviation
else:
additionalFontNameSuffix = verboseAdditionalFontNameSuffix
if args.fontawesome:
additionalFontNameSuffix += " Plus Font Awesome"
verboseAdditionalFontNameSuffix += " Plus Font Awesome"
if args.octicons:
additionalFontNameSuffix += " Plus Octicons"
verboseAdditionalFontNameSuffix += " Plus Octicons"
if args.pomicons:
additionalFontNameSuffix += " Plus Pomicons"
verboseAdditionalFontNameSuffix += " Plus Pomicons"
# if all source glyphs included simplify the name
if args.fontawesome and args.octicons and args.pomicons and args.powerlineextra:
additionalFontNameSuffix = " " + projectNameSingular + " Complete"
verboseAdditionalFontNameSuffix = " " + projectNameSingular + " Complete"
# add mono signifier to end of name
if args.single:
additionalFontNameSuffix += " Mono"
verboseAdditionalFontNameSuffix += " Mono"
sourceFont = fontforge.open(args.font)
# 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("^([^-]*).*?([^-]*(?!.*-))$", sourceFont.fontname).groups()
# dont trust 'sourceFont.familyname'
familyname = fontname
# fullname (filename) can always use long/verbose font name, even in windows
fullname = sourceFont.fullname + 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 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 = sourceFont.sfnt_names[sfntNamesStringIDIndex][subFamilyTupleIndex]
except IndexError:
print projectName + ": Could not find 'SubFamily' for given font, falling back to parsed fontname"
subFamily = fallbackStyle
# some fonts have inaccurate 'SubFamily', if it is Regular let us trust the filename more:
if subFamily == "Regular":
subFamily = fallbackStyle
if args.windows:
maxLength = 31
familyname += " " + projectNameAbbreviation
fullname += " Windows Compatible"
# now make sure less than 32 characters name length
#if len(fullname) > maxLength:
# fullname = fullname[:maxLength]
if len(fontname) > maxLength:
fontname = fontname[:maxLength]
if len(fullname) > maxLength:
familyname = familyname[:maxLength]
else:
familyname += " " + projectNameSingular
# rename font
def replace_all(text, dic):
for i, j in dic.iteritems():
text = text.replace(i, j)
return text
def make_sure_path_exists(path):
try:
os.makedirs(path)
except OSError as exception:
if exception.errno != errno.EEXIST:
raisee
make_sure_path_exists(args.outputdir)
# comply with SIL Open Font License (OFL)
reservedFontNameReplacements = { 'source': 'sauce', 'Source': 'Sauce', 'hermit': 'hurmit', 'Hermit': 'Hurmit', 'fira': 'fura', 'Fira': 'Fura', 'hack': 'knack', 'Hack': 'Knack' }
projectInfo = "Patched with '" + projectName + " Patcher' (https://github.com/ryanoasis/nerd-fonts)"
sourceFont.familyname = replace_all(familyname, reservedFontNameReplacements)
sourceFont.fullname = replace_all(fullname, reservedFontNameReplacements)
sourceFont.fontname = replace_all(fontname, reservedFontNameReplacements)
sourceFont.appendSFNTName('English (US)', 'Preferred Family', sourceFont.familyname)
sourceFont.appendSFNTName('English (US)', 'Compatible Full', sourceFont.fullname)
sourceFont.appendSFNTName('English (US)', 'SubFamily', subFamily)
sourceFont.comment = projectInfo
sourceFont.fontlog = projectInfo + "\n\n" + changelog.read()
# todo version not being set for all font types (e.g. ttf)
#print "Version was " + sourceFont.version
sourceFont.version += ";" + projectName + " " + version
#print "Version now is " + sourceFont.version
# glyph font
sourceFont_em_original = sourceFont.em
# Open fonts and force the em size to be equal
symbols = fontforge.open("glyph-source-fonts/original-source.otf")
powerlineSymbols = fontforge.open("glyph-source-fonts/PowerlineSymbols.otf")
powerlineExtraSymbols = fontforge.open("glyph-source-fonts/PowerlineExtraSymbols.otf")
symbolsDevicons = fontforge.open("glyph-source-fonts/devicons.ttf")
symbols.em = sourceFont.em
symbolsDevicons.em = sourceFont.em
# powerlineExtraSymbols.em = sourceFont.em
if args.fontawesome:
fontawesome = fontforge.open("glyph-source-fonts/FontAwesome.otf")
fontawesome.em = sourceFont.em
if args.octicons:
octicons = fontforge.open("glyph-source-fonts/octicons.ttf")
octicons.em = sourceFont.em
octiconsExactEncodingPosition = True
if args.pomicons:
pomicons = fontforge.open("glyph-source-fonts/Pomicons.otf")
pomicons.em = sourceFont.em
# Prevent glyph encoding position conflicts between glyph sets
if args.fontawesome and args.octicons:
octiconsExactEncodingPosition = False
# Define the character ranges
# Symbol font ranges
symbolsPomiconsRangeStart = 0xE000
symbolsPomiconsRangeEnd = 0xE00A
symbolsPowerlineRange1Start = 0xE0A0
symbolsPowerlineRange1End = 0xE0A2
symbolsPowerlineRange2Start = 0xE0B0
symbolsPowerlineRange2End = 0xE0B3
symbolsPowerlineExtraRange1Start = 0xE0A3
symbolsPowerlineExtraRange1End = 0xE0A3
symbolsPowerlineExtraRange2Start = 0xE0B4
symbolsPowerlineExtraRange2End = 0xE0C8
symbolsPowerlineExtraRange3Start = 0xE0CC
symbolsPowerlineExtraRange3End = 0xE0D4
symbolsOriginalRangeStart = 0xE4FA
symbolsOriginalRangeEnd = 0xE52A
symbolsDeviconsRangeStart = 0xE600
symbolsDeviconsRangeEnd = 0xE6C5
symbolsFontAwesomeRangeStart = 0xF000
symbolsFontAwesomeRangeEnd = 0xF280
symbolsOcticonsRangeStart = 0xF000
symbolsOcticonsRangeEnd = 0xF0DB
# Destination font ranges
sourceFontPomiconsStart = 0xE000
sourceFontPomiconsEnd = 0xE00A
sourceFontOriginalStart = 0xE5FA
sourceFontOriginalEnd = 0xE62A
sourceFontDeviconsStart = 0xE700
sourceFontDeviconsEnd = 0xE7C5
sourceFontFontAwesomeStart = 0xF000
sourceFontFontAwesomeEnd = 0xF280
sourceFontOcticonsStart = 0xF400
sourceFontOcticonsEnd = 0xF4DB
SYM_ATTR = {
# Right/left-aligned glyphs will have their advance width reduced in order to overlap the next glyph slightly
0x2b60: { 'align': 'c', 'stretch': 'y' , 'overlap': False },
0x2b61: { 'align': 'c', 'stretch': '' , 'overlap': False },
0x2b62: { 'align': 'r', 'stretch': '' , 'overlap': False },
0x2b63: { 'align': 'l', 'stretch': '' , 'overlap': False },
0x2b64: { 'align': 'c', 'stretch': '' , 'overlap': False },
0x2b80: { 'align': 'l', 'stretch': 'xy', 'overlap': True },
0x2b81: { 'align': 'l', 'stretch': 'xy', 'overlap': True },
0x2b82: { 'align': 'r', 'stretch': 'xy', 'overlap': True },
0x2b83: { 'align': 'r', 'stretch': 'xy', 'overlap': True },
}
# Initial font dimensions
font_dim = {
'xmin' : 0,
'ymin' : -sourceFont.descent,
'xmax' : 0,
'ymax' : sourceFont.ascent,
'width' : 0,
'height': 0,
}
# Find the biggest char width and height
#
# 0x00-0x17f is the Latin Extended-A range
# 0x2500-0x2600 is the box drawing range
for glyph in range(0x00, 0x17f) + range(0x2500, 0x2600):
try:
(xmin, ymin, xmax, ymax) = sourceFont[glyph].boundingBox()
except TypeError:
continue
if font_dim['width'] == 0:
font_dim['width'] = sourceFont[glyph].width
if ymin < font_dim['ymin']: font_dim['ymin'] = ymin
if ymax > font_dim['ymax']: font_dim['ymax'] = ymax
if xmax > font_dim['xmax']: font_dim['xmax'] = xmax
# Calculate font height
font_dim['height'] = abs(font_dim['ymin']) + font_dim['ymax']
# Update the font encoding to ensure that the Unicode glyphs are available
sourceFont.encoding = 'ISO10646'
# Fetch this property before adding outlines
onlybitmaps = sourceFont.onlybitmaps
def get_dim(glyph):
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 copy_glyphs(sourceFont, sourceFontStart, sourceFontEnd, symbolFont, symbolFontStart, symbolFontEnd, exactEncoding=False):
if exactEncoding is False:
sourceFontList = []
sourceFontCounter = 0
for i in xrange(sourceFontStart, sourceFontEnd + 1):
sourceFontList.append(format(i, 'X'))
# Create glyphs from symbol font
symbolFont.selection.select(("ranges","unicode"),symbolFontStart,symbolFontEnd)
sourceFont.selection.select(("ranges","unicode"),sourceFontStart,sourceFontEnd)
for sym_glyph in symbolFont.selection.byGlyphs:
#sym_attr = SYM_ATTR[sym_glyph.unicode]
glyphName = sym_glyph.glyphname
if exactEncoding:
# use the exact same hex values for the source font as for the symbol font
currentSourceFontGlyph = sym_glyph.encoding
copiedToSlot = str(sym_glyph.unicode)
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]
if args.quiet == False:
print "updating glyph: " + str(sym_glyph) + " " + str(sym_glyph.glyphname) + " putting at: " + str(copiedToSlot)
# Prepare symbol glyph dimensions
sym_dim = get_dim(sym_glyph)
# Select and copy symbol from its encoding point
symbolFont.selection.select(sym_glyph.encoding)
symbolFont.copy()
# check it
if args.careful:
if copiedToSlot.startswith("uni"):
copiedToSlot = copiedToSlot[3:]
codepoint = int("0x" + copiedToSlot, 16)
try:
sourceFont[codepoint]
except TypeError:
# nothing there go ahead and paste at this codepoint
sourceFont.selection.select(currentSourceFontGlyph)
sourceFont.paste()
else:
sourceFont.selection.select(currentSourceFontGlyph)
sourceFont.paste()
sourceFont[currentSourceFontGlyph].glyphname = glyphName
if args.single:
# Now that we have copy/pasted the glyph, it's time to scale and move it
# Handle glyph stretching
#if 'x' in sym_attr['stretch']:
# # Stretch the glyph horizontally
# scale_ratio = font_dim['width'] / sym_dim['width']
# sourceFont.transform(psMat.scale(scale_ratio, 1))
#if 'y' in sym_attr['stretch']:
# # Stretch the glyph vertically
# scale_ratio = font_dim['height'] / sym_dim['height']
# sourceFont.transform(psMat.scale(1, scale_ratio))
# Use the dimensions from the pasted and stretched glyph
sym_dim = get_dim(sourceFont[currentSourceFontGlyph])
# Center-align the glyph vertically
font_ycenter = font_dim['height'] / 2
sym_ycenter = sym_dim['height'] / 2
# First move it to the ymax (top)
sourceFont.transform(psMat.translate(0, font_dim['ymax'] - sym_dim['ymax']))
# Then move it the y center difference
sourceFont.transform(psMat.translate(0, sym_ycenter - font_ycenter))
# Ensure that the glyph doesn't extend outside the font's bounding box
if sym_dim['width'] > font_dim['width']:
# The glyph is too wide, scale it down to fit
scale_matrix = psMat.scale(font_dim['width'] / sym_dim['width'], 1)
sourceFont.transform(scale_matrix)
# Use the dimensions from the stretched glyph
sym_dim = get_dim(sourceFont[currentSourceFontGlyph])
# Handle glyph alignment
#if sym_attr['align'] == 'c':
# # Center align
# align_matrix = psMat.translate(font_dim['width'] / 2 - sym_dim['width'] / 2 , 0)
align_matrix = psMat.translate(font_dim['width'] / 2 - sym_dim['width'] / 2 , 0)
#elif sym_attr['align'] == 'r':
# # Right align
# align_matrix = psMat.translate(font_dim['width'] - sym_dim['width'], 0)
#else:
# No alignment (left alignment)
#align_matrix = psMat.translate(0, 0)
sourceFont.transform(align_matrix)
#if sym_attr['overlap'] is True:
# overlap_width = sourceFont.em / 48
# # Stretch the glyph slightly horizontally if it should overlap
# sourceFont.transform(psMat.scale((sym_dim['width'] + overlap_width) / sym_dim['width'], 1))
# if sym_attr['align'] == 'l':
# # The glyph should be left-aligned, so it must be moved overlap_width to the left
# # This only applies to left-aligned glyphs because the glyph is scaled to the right
# sourceFont.transform(psMat.translate(-overlap_width, 0))
# Ensure the font is considered monospaced on Windows
sourceFont[currentSourceFontGlyph].width = font_dim['width']
if exactEncoding is False:
sourceFontCounter += 1
# reset selection so iteration works propertly @todo fix? rookie misunderstanding?
symbolFont.selection.select(("ranges","unicode"),symbolFontStart,symbolFontEnd)
# end for
return
copy_glyphs(sourceFont, sourceFontOriginalStart, sourceFontOriginalEnd, symbols, symbolsOriginalRangeStart, symbolsOriginalRangeEnd)
copy_glyphs(sourceFont, sourceFontDeviconsStart, sourceFontDeviconsEnd, symbolsDevicons, symbolsDeviconsRangeStart, symbolsDeviconsRangeEnd)
if args.powerline:
copy_glyphs(sourceFont, symbolsPowerlineRange1Start, symbolsPowerlineRange1End, powerlineSymbols, symbolsPowerlineRange1Start, symbolsPowerlineRange1End)
copy_glyphs(sourceFont, symbolsPowerlineRange2Start, symbolsPowerlineRange2End, powerlineSymbols, symbolsPowerlineRange2Start, symbolsPowerlineRange2End)
if args.powerlineextra:
copy_glyphs(sourceFont, symbolsPowerlineExtraRange1Start, symbolsPowerlineExtraRange1End, powerlineExtraSymbols, symbolsPowerlineExtraRange1Start, symbolsPowerlineExtraRange1End, True)
copy_glyphs(sourceFont, symbolsPowerlineExtraRange2Start, symbolsPowerlineExtraRange2End, powerlineExtraSymbols, symbolsPowerlineExtraRange2Start, symbolsPowerlineExtraRange2End, True)
copy_glyphs(sourceFont, symbolsPowerlineExtraRange3Start, symbolsPowerlineExtraRange3End, powerlineExtraSymbols, symbolsPowerlineExtraRange3Start, symbolsPowerlineExtraRange3End, True)
if args.fontawesome:
copy_glyphs(sourceFont, sourceFontFontAwesomeStart, sourceFontFontAwesomeEnd, fontawesome, symbolsFontAwesomeRangeStart, symbolsFontAwesomeRangeEnd, True)
if args.octicons:
copy_glyphs(sourceFont, sourceFontOcticonsStart, sourceFontOcticonsEnd, octicons, symbolsOcticonsRangeStart, symbolsOcticonsRangeEnd, octiconsExactEncodingPosition)
if args.pomicons:
copy_glyphs(sourceFont, sourceFontPomiconsStart, sourceFontPomiconsEnd, pomicons, symbolsPomiconsRangeStart, symbolsPomiconsRangeEnd)
extension = os.path.splitext(sourceFont.path)[1]
# the `PfEd-comments` flag is required for Fontforge to save
# '.comment' and '.fontlog'.
sourceFont.generate(args.outputdir + "/" + sourceFont.fullname + extension, flags=('opentype', 'PfEd-comments'))
print "Generated"
print sourceFont.fullname
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