inter/misc/fontbuild
2018-09-03 14:19:38 -07:00

432 lines
13 KiB
Python
Executable file

#!/usr/bin/env python
from __future__ import print_function, absolute_import
import sys, os
from os.path import dirname, basename, abspath, relpath, join as pjoin
sys.path.append(abspath(pjoin(dirname(__file__), 'tools')))
from common import BASEDIR, VENVDIR, getGitHash, getVersion
import argparse
import datetime
import glyphsLib
import logging
import re
import signal
import subprocess
from fontmake.font_project import FontProject
from fontTools import designspaceLib
from glyphsLib.interpolation import apply_instance_data
from mutatorMath.ufo.document import DesignSpaceDocumentReader
subfamily_re = re.compile(r'^\s*([^\s]+)(?:\s*italic|)\s*$', re.I | re.U)
def sighandler(signum, frame):
sys.stdout.write('\n')
sys.stdout.flush()
sys.exit(1)
def mkdirs(path):
if not os.access(path, os.F_OK):
os.makedirs(path)
# setFontInfo patches font.info
#
def setFontInfo(font, weight, updateCreated=True):
#
# For UFO3 names, see
# https://github.com/unified-font-object/ufo-spec/blob/gh-pages/versions/
# ufo3/fontinfo.plist.md
# For OpenType NAME table IDs, see
# https://docs.microsoft.com/en-us/typography/opentype/spec/name#name-ids
#
version = getVersion()
buildtag = getGitHash()
versionMajor, versionMinor = [int(num) for num in version.split(".")]
now = datetime.datetime.utcnow()
family = font.info.familyName # i.e. "Inter UI"
style = font.info.styleName # e.g. "Medium Italic"
isitalic = font.info.italicAngle != 0
# weight
font.info.openTypeOS2WeightClass = weight
# creation date & time (YYYY/MM/DD HH:MM:SS)
if updateCreated:
font.info.openTypeHeadCreated = now.strftime("%Y/%m/%d %H:%M:%S")
# version
font.info.version = version
font.info.versionMajor = versionMajor
font.info.versionMinor = versionMinor
font.info.year = now.year
font.info.openTypeNameVersion = "%s;%s" % (version, buildtag)
font.info.openTypeNameUniqueID = "%s %s:%d:%s" % (family, style, now.year, buildtag)
# Names
family_nosp = re.sub(r'\s', '', family)
style_nosp = re.sub(r'\s', '', style)
font.info.macintoshFONDName = "%s %s" % (family_nosp, style_nosp)
font.info.postscriptFontName = "%s-%s" % (family_nosp, style_nosp)
# name ID 16 "Typographic Family name"
font.info.openTypeNamePreferredFamilyName = family
# name ID 17 "Typographic Subfamily name"
subfamily = subfamily_re.sub('\\1', style) # "A Italic" => "A", "A" => "A"
if len(subfamily) == 0:
subfamily = "Regular"
font.info.openTypeNamePreferredSubfamilyName = subfamily
# Legacy family name (full name except "italic")
subfamily_lc = subfamily.lower()
if subfamily_lc != "regular" and subfamily_lc != "bold":
font.info.styleMapFamilyName = "%s %s" % (family, subfamily)
else:
font.info.styleMapFamilyName = family
# Legacy style name. Must be one of these case-sensitive strings:
# "regular", "italic", "bold", "bold italic"
font.info.styleMapStyleName = "regular"
if style.strip().lower().find('bold') != -1:
if isitalic:
font.info.styleMapStyleName = "bold italic"
else:
font.info.styleMapStyleName = "bold"
elif isitalic:
font.info.styleMapStyleName = "italic"
class Main(object):
def __init__(self):
self.tmpdir = pjoin(BASEDIR,'build','tmp')
def main(self, argv):
# make ^C instantly exit program
signal.signal(signal.SIGINT, sighandler)
argparser = argparse.ArgumentParser(
description='',
usage='''
%(prog)s [options] <command> [<args>]
Commands:
compile Build font files
glyphsync Generate designspace and UFOs from Glyphs file
instancegen Generate instance UFOs for designspace
'''.strip().replace('\n ', '\n'))
argparser.add_argument('-v', '--verbose', action='store_true',
help='Print more details')
argparser.add_argument('command', metavar='<command>')
args = argparser.parse_args(argv[1:2])
if args.verbose:
logging.basicConfig(level=logging.DEBUG)
else:
logging.basicConfig(level=logging.ERROR)
cmd = 'cmd_' + args.command.replace('-', '_')
if not hasattr(self, cmd):
print('Unrecognized command %s. Try --help' % args.command,
file=sys.stderr)
exit(1)
getattr(self, cmd)(argv[2:])
def cmd_compile(self, argv):
argparser = argparse.ArgumentParser(
usage='%(prog)s compile [-h] [-o <file>] <ufo>',
description='Compile font files')
argparser.add_argument('ufo', metavar='<ufo>',
help='UFO source file')
argparser.add_argument('-o', '--output', metavar='<fontfile>',
help='Output font file (.otf, .ttf, .ufo or .gx)')
argparser.add_argument('--validate', action='store_true',
help='Enable ufoLib validation on reading/writing UFO files')
# argparser.add_argument('-f', '--formats', nargs='+', metavar='<format>',
# help='Output formats. Any of %(choices)s. Defaults to "otf".',
# choices=tuple(all_formats),
# default=('otf'))
args = argparser.parse_args(argv)
ext_to_format = {
'.ufo': 'ufo',
'.otf': 'otf',
'.ttf': 'ttf',
# 'ttf-interpolatable',
'.gx': 'variable',
}
formats = []
filename = args.output
if filename is None or filename == '':
ufoname = basename(args.ufo)
name, ext = os.path.splitext(ufoname)
filename = name + '.otf'
logging.info('setting --output %r' % filename)
# for filename in args.output:
ext = os.path.splitext(filename)[1]
ext_lc = ext.lower()
if ext_lc in ext_to_format:
formats.append(ext_to_format[ext_lc])
else:
print('Unsupported output format %s' % ext, file=sys.stderr)
exit(1)
mkdirs(self.tmpdir)
project = FontProject(
timing=None,
verbose='WARNING',
validate_ufo=args.validate
)
project.run_from_ufos(
[args.ufo],
output_dir=self.tmpdir,
output=formats
)
# run through ots-sanitize
# for filename in args.output:
tmpfile = pjoin(self.tmpdir, basename(filename))
mkdirs(dirname(filename))
success = True
try:
otssan_res = subprocess.check_output(
['ots-sanitize', tmpfile, filename],
shell=False
).strip()
# Note: ots-sanitize does not exit with an error in many cases where
# it fails to sanitize the font.
success = otssan_res.find('Failed') == -1
except:
success = False
otssan_res = 'error'
if success:
os.unlink(tmpfile)
else:
print('ots-sanitize failed for %s: %s' % (
tmpfile, otssan_res), file=sys.stderr)
exit(1)
def cmd_glyphsync(self, argv):
argparser = argparse.ArgumentParser(
usage='%(prog)s glyphsync <glyphsfile> [options]',
description='Generates designspace and UFOs from Glyphs file')
argparser.add_argument('glyphsfile', metavar='<glyphsfile>',
help='Glyphs source file')
argparser.add_argument('-o', '--outdir', metavar='<dir>',
help='''Write output to <dir>. If omitted, designspace and UFOs are
written to the directory of the glyphs file.
'''.strip().replace('\n ', ''))
args = argparser.parse_args(argv)
outdir = args.outdir
if outdir is None:
outdir = dirname(args.glyphsfile)
# files
master_dir = outdir
glyphsfile = args.glyphsfile
designspace_file = pjoin(outdir, 'Inter-UI.designspace')
instance_dir = pjoin(BASEDIR, 'build', 'ufo')
# load glyphs project file
print("generating %s from %s" % (
relpath(designspace_file, os.getcwd()),
relpath(glyphsfile, os.getcwd())
))
font = glyphsLib.GSFont(glyphsfile)
# generate designspace from glyphs project
designspace = glyphsLib.to_designspace(
font,
propagate_anchors=False,
instance_dir=relpath(instance_dir, master_dir)
)
# strip lib data
designspace.lib.clear()
# fixup axes
for axis in designspace.axes:
if axis.tag == "wght":
axis.map = []
axis.minimum = 100
axis.maximum = 900
axis.default = 400
# patch and write UFO files
# TODO: Only write out-of-date UFOs
for source in designspace.sources:
# source : fontTools.designspaceLib.SourceDescriptor
# source.font : defcon.objects.font.Font
ufo_path = pjoin(master_dir, source.filename.replace('InterUI', 'Inter-UI'))
# no need to also set the relative 'filename' attribute as that
# will be auto-updated on writing the designspace document
# name "Inter UI Black" => "black"
source.name = source.styleName.lower().replace(' ', '')
# fixup font info
weight = int(source.location['Weight'])
setFontInfo(source.font, weight, updateCreated=False)
# cleanup lib
lib = dict()
for key, value in source.font.lib.iteritems():
if key.startswith('com.schriftgestaltung'):
continue
if key == 'public.postscriptNames':
continue
lib[key] = value
source.font.lib.clear()
source.font.lib.update(lib)
# write UFO file
source.path = ufo_path
print("write %s" % relpath(ufo_path, os.getcwd()))
source.font.save(ufo_path)
# patch instance names
for instance in designspace.instances:
# name "Inter UI Black Italic" => "blackitalic"
instance.name = instance.styleName.lower().replace(' ', '')
instance.filename = instance.filename.replace('InterUI', 'Inter-UI')
print("write %s" % relpath(designspace_file, os.getcwd()))
designspace.write(designspace_file)
def cmd_instancegen(self, argv):
argparser = argparse.ArgumentParser(
description='Generate UFO instances from designspace')
argparser.add_argument('designspacefile', metavar='<designspace>',
help='Designspace file')
argparser.add_argument('instances', metavar='<instance-name>', nargs='*',
help='Style instances to generate. Omit to generate all.')
args = argparser.parse_args(argv)
instances = set([s.lower() for s in args.instances])
all_instances = len(instances) == 0
# files
designspace_file = args.designspacefile
instance_dir = pjoin(BASEDIR, 'build', 'ufo')
# DesignSpaceDocumentReader generates UFOs
gen = DesignSpaceDocumentReader(
designspace_file,
ufoVersion=3,
roundGeometry=True,
verbose=True
)
designspace = designspaceLib.DesignSpaceDocument()
designspace.read(designspace_file)
# Generate UFOs for instances
instance_weight = dict()
instance_files = set()
for instance in designspace.instances:
if all_instances or instance.name in instances:
filebase = basename(instance.filename)
relname = relpath(
pjoin(dirname(designspace_file), instance.filename),
os.getcwd()
)
print('generating %s' % relname)
gen.readInstance(("name", instance.name))
instance_files.add(instance.filename)
instance_weight[filebase] = int(instance.location['Weight'])
if not all_instances:
instances.remove(instance.name)
if len(instances) > 0:
print('unknown style(s): %s' % ', '.join(list(instances)), file=sys.stderr)
sys.exit(1)
ufos = apply_instance_data(designspace_file, instance_files)
# patch ufos (list of defcon.Font instances)
italicAngleKey = 'com.schriftgestaltung.customParameter.' +\
'InstanceDescriptorAsGSInstance.italicAngle'
for font in ufos:
# move italicAngle from lib to info
italicAngle = font.lib.get(italicAngleKey)
if italicAngle != None:
italicAngle = float(italicAngle)
del font.lib[italicAngleKey]
font.info.italicAngle = italicAngle
# update font info
weight = instance_weight[basename(font.path)]
setFontInfo(font, weight)
font.save()
def checkfont(self, fontfile):
try:
res = subprocess.check_output(
['ots-idempotent', fontfile],
shell=False
).strip()
# Note: ots-idempotent does not exit with an error in many cases where
# it fails to sanitize the font.
if res.find('Failed') != -1:
logging.error('[checkfont] ots-idempotent failed for %r: %s' % (
fontfile, res))
return False
except:
logging.error('[checkfont] ots-idempotent failed for %r' % fontfile)
return False
return True
def cmd_checkfont(self, argv):
argparser = argparse.ArgumentParser(
usage='%(prog)s checkfont <file> ...',
description='Verify integrity of font files')
argparser.add_argument('files', metavar='<file>', nargs='+',
help='Font files')
args = argparser.parse_args(argv)
for fontfile in args.files:
if not self.checkfont(fontfile):
sys.exit(1)
# could use from multiprocessing import Pool
# p = Pool(8)
# p.map(self.checkfont, args.files)
# p.terminate()
if __name__ == '__main__':
Main().main(sys.argv)