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#!/usr/bin/python
#
# Copyright 2015 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Post-build changes for Glass."""
import os
from os import path
import sys
from fontTools import ttLib
from nototools import font_data
def apply_glass_hacks(font):
"""Apply glass-specific hacks to a fonttools font instance."""
# Really ugly hack, expecting the proportional digit one to be at
# glyph01965.
font_data.add_to_cmap(font, {0xEE00: 'glyph01965'})
# Fix version number from buildnumber.txt
from datetime import date
build_number_txt = path.join(
path.dirname(__file__), os.pardir, 'res', 'buildnumber.txt')
build_number = open(build_number_txt).read().strip()
version_record = 'Version 2.0%s; %d; Glass' % (
build_number, date.today().year)
for record in font['name'].names:
if record.nameID == 5:
if record.platformID == 1 and record.platEncID == 0: # MacRoman
record.string = version_record
elif record.platformID == 3 and record.platEncID == 1:
# Windows UCS-2
record.string = version_record.encode('UTF-16BE')
else:
assert False
def hack_font(source_font_name, target_font_name):
"""Hacks the source font and saves it as the target."""
font = ttLib.TTFont(source_font_name)
apply_glass_hacks(font)
font.save(target_font_name)
def main(argv):
"""Hack the font specified in the command line."""
hack_font(argv[1], argv[2])
if __name__ == "__main__":
main(sys.argv)
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