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timely-reference/fontget.py

79 lines
3.0 KiB
Python
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#!/usr/bin/env python3
# Copyright (C) 2019 Max Regan
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
import argparse
import io
from PIL import ImageFont, ImageDraw
import logging
logger = logging.getLogger(__name__)
def generate_font_file(ttf, output, size, characters):
font = ImageFont.truetype(ttf, size)
logger.debug("Width of all chars is %d", font.getsize(characters)[0])
characters = list(characters)
characters.sort()
size = None
total = 0
for char in characters:
total += font.getsize(char)[0]
if size is None:
size = font.getsize(str(char))
else:
pass
logger.debug("Width of %c is %d", char, font.getsize(char)[0])
logger.debug("Total width of %d chars is %d", len(characters), total)
logger.debug("Average of %f pixels per char", float(total) / len(characters))
logger.debug("%s", float(total) / len(characters))
def main():
parser = argparse.ArgumentParser("")
parser.add_argument("-o", "--output", help="Output file",
action="store", type=str)
parser.add_argument("-t", "--ttf", help="TrueType font file",
action="store", type=str)
parser.add_argument("-s", "--size", help="Font point size",
action="store", type=int)
parser.add_argument("-c", "--characters", help="Font point size",
default=
"abcdefghijklmnopqrstuvwxyz"
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"0123456789.,!?<>",
action="store", type=str)
parser.add_argument("-v", "--verbose", help="increase output verbosity",
action="store_true")
args = parser.parse_args()
logging.basicConfig(level=logging.DEBUG,
format='%(asctime)s %(levelname)s %(message)s')
generate_font_file(args.ttf, args.output, args.size, args.characters)
if __name__ == "__main__":
main()