Created
December 16, 2014 16:45
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font hacks
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#!/usr/bin/python | |
# -*- coding: utf-8 -*- | |
import sys | |
# GraphikRegular | |
# GraphiAppRegular < 16.0 | |
lineSpacingMultiplier = 1.3 | |
import os | |
from fontTools.ttLib import TTFont | |
from Tkinter import Tk | |
from tkFileDialog import askdirectory | |
Tk().withdraw() # hide tk root window | |
#directory = askdirectory(initialdir='~/safe_fonts/line_spacing_x1.0_original') | |
BASE_DIR = '/Users/nataliepo/Desktop' | |
#directories = ['otf'] | |
directories = ['smallFontsOnly'] | |
for d in directories: | |
directory = "%s/%s" % (BASE_DIR, d) | |
for file in os.listdir(directory): | |
file_name, extension = os.path.splitext(file) | |
if extension in ['.otf', '.ttf']: | |
sys.stderr.write("%s%s:\n" % (file_name, extension)) | |
font = TTFont(os.path.join(directory, file)) | |
sys.stderr.write("Full font obj: %s\n" % font) | |
sys.stderr.write("\tAvg character width: %s\n" % font['OS/2'].xAvgCharWidth) | |
sys.stderr.write("\tusWidthClass: %s\n" % font['OS/2'].usWidthClass) | |
sys.stderr.write("\tminleftSideBearing: %s\n" % font['hhea'].minLeftSideBearing) | |
sys.stderr.write("\tminRightSideBearing: %s\n" % font['hhea'].minRightSideBearing) | |
""" Adjust the line spacing """ | |
baseAsc = font['OS/2'].sTypoAscender | |
baseDesc = font['OS/2'].sTypoDescender | |
multiplier = float(lineSpacingMultiplier) | |
font['hhea'].ascent = round(baseAsc * multiplier) | |
font['hhea'].descent = round(baseDesc * multiplier) | |
font['OS/2'].usWinAscent = round(baseAsc * multiplier) | |
font['OS/2'].usWinDescent = round(baseDesc * multiplier)*-1 | |
""" SAVE """ | |
os.remove(os.path.join(directory, file)) | |
file_name = "%s-%s" % (file_name, lineSpacingMultiplier) | |
font.save(os.path.join(directory, file_name + extension)) |
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