diff options
Diffstat (limited to 'Lib/fontTools/varLib/interpolate_layout.py')
| -rw-r--r-- | Lib/fontTools/varLib/interpolate_layout.py | 39 |
1 files changed, 25 insertions, 14 deletions
diff --git a/Lib/fontTools/varLib/interpolate_layout.py b/Lib/fontTools/varLib/interpolate_layout.py index f252149a..6d0385dd 100644 --- a/Lib/fontTools/varLib/interpolate_layout.py +++ b/Lib/fontTools/varLib/interpolate_layout.py @@ -1,8 +1,6 @@ """ Interpolate OpenType Layout tables (GDEF / GPOS / GSUB). """ -from __future__ import print_function, division, absolute_import -from fontTools.misc.py23 import * from fontTools.ttLib import TTFont from fontTools.varLib import models, VarLibError, load_designspace, load_masters from fontTools.varLib.merger import InstancerMerger @@ -60,29 +58,42 @@ def interpolate_layout(designspace, loc, master_finder=lambda s:s, mapped=False) def main(args=None): + """Interpolate GDEF/GPOS/GSUB tables for a point on a designspace""" from fontTools import configLogger - + import argparse import sys - if args is None: - args = sys.argv[1:] - designspace_filename = args[0] - locargs = args[1:] - outfile = os.path.splitext(designspace_filename)[0] + '-instance.ttf' + parser = argparse.ArgumentParser( + "fonttools varLib.interpolate_layout", + description=main.__doc__, + ) + parser.add_argument('designspace_filename', metavar='DESIGNSPACE', + help="Input TTF files") + parser.add_argument('locations', metavar='LOCATION', type=str, nargs='+', + help="Axis locations (e.g. wdth=120") + parser.add_argument('-o', '--output', metavar='OUTPUT', + help="Output font file (defaults to <designspacename>-instance.ttf)") + parser.add_argument('-l', '--loglevel', metavar='LEVEL', default="INFO", + help="Logging level (defaults to INFO)") + + + args = parser.parse_args(args) + + if not args.output: + args.output = os.path.splitext(args.designspace_filename)[0] + '-instance.ttf' - # TODO: allow user to configure logging via command-line options - configLogger(level="INFO") + configLogger(level=args.loglevel) finder = lambda s: s.replace('master_ufo', 'master_ttf_interpolatable').replace('.ufo', '.ttf') loc = {} - for arg in locargs: + for arg in args.locations: tag,val = arg.split('=') loc[tag] = float(val) - font = interpolate_layout(designspace_filename, loc, finder) - log.info("Saving font %s", outfile) - font.save(outfile) + font = interpolate_layout(args.designspace_filename, loc, finder) + log.info("Saving font %s", args.output) + font.save(args.output) if __name__ == "__main__": |