Ejemplo n.º 1
0
def main(args):
  """Subset a font (useful for making small test fonts).

  Args:
    args: list, arguments the user typed.
  """
  parser = argparse.ArgumentParser()
  parser.add_argument('fontfile', help='Input font file')
  parser.add_argument('--subset_postfix', default='',
                      help='Postfix to the subset extension')
  parser.add_argument('--text', default='',
                      help='Text to include in the subset')
  parser.add_argument('--unicodes', default='',
                      help='Comma separated list of Unicode codepoints (hex) '
                      'to include in the subset; eg, "e7,0xe8,U+00e9"')
  parser.add_argument('--glyphs', default='',
                      help='Comma separated list of glyph IDs (decimal) to '
                      'include in the subset; eg, "1,27"')
  parser.add_argument('--hinting', default=False, action='store_true',
                      help='Enable hinting if specified, no hinting if not '
                      'present')

  cmd_args = parser.parse_args(args)

  options = Options()
  # Definitely want the .notdef glyph and outlines.
  options.notdef_glyph = True
  options.notdef_outline = True
  # Get the item. to keep in the subset.
  text = cmd_args.text
  unicodes_str = cmd_args.unicodes.lower().replace('0x', '').replace('u+', '')
  # TODO(bstell) replace this whole files by using the new subset.py code
  unicodes_input = [c for c in unicodes_str.split(',') if c]
  unicodes = []
  for c in unicodes_input:
    if '-' in c:
      uni_range = c.split('-')
      uni_range_expanded = range(int(uni_range[0], 16), int(uni_range[1], 16) + 1)
      unicodes.extend(uni_range_expanded)
    else:
      unicodes.append(int(c, 16))
  #unicodes = [int(c, 16) for c in unicodes_input_expanded]
  glyphs = [int(c) for c in cmd_args.glyphs.split(',') if c]
  fontfile = cmd_args.fontfile
  options.hinting = cmd_args.hinting  # False => no hinting
  options.hinting = True  # hint stripping for CFF is currently broken

  dirname = os.path.dirname(fontfile)
  basename = os.path.basename(fontfile)
  filename, extension = os.path.splitext(basename)
  subset_postfix = cmd_args.subset_postfix
  output_file = dirname + '/' + filename + '_subset' + subset_postfix + extension
  print "output_file =", output_file
  font = load_font(fontfile, options, lazy=False)

  subsetter = Subsetter(options)
  subsetter.populate(text=text, unicodes=unicodes, glyphs=glyphs)
  subsetter.subset(font)
  save_font(font, output_file, options)
Ejemplo n.º 2
0
 def closure(self):
   """Takes closure of glyphs specified by glyph_names and glyph_codes.
   """
   options = Options()
   options.notdef_glyph = False
   subsetter = Subsetter(options=options)
   subsetter.populate(glyphs=self.glyph_names, unicodes=self.glyph_codes)
   subsetter._closure_glyphs(self.font)
   gids = sorted(self.glyph_name_to_id[gg] for gg in subsetter.glyphs_all
                 if gg != '.notdef')
   return gids
Ejemplo n.º 3
0
 def closure(self):
     """Takes closure of glyphs specified by glyph_names and glyph_codes.
 """
     options = Options()
     options.notdef_glyph = False
     subsetter = Subsetter(options=options)
     subsetter.populate(glyphs=self.glyph_names, unicodes=self.glyph_codes)
     subsetter._closure_glyphs(self.font)
     gids = sorted(self.glyph_name_to_id[gg] for gg in subsetter.glyphs_all
                   if gg != '.notdef')
     return gids
Ejemplo n.º 4
0
def main(args):
  """Subset a font (useful for making small test fonts).

  Args:
    args: list, arguments the user typed.
  """
  parser = argparse.ArgumentParser()
  parser.add_argument('fontfile', help='Input font file')
  parser.add_argument('--text', default='',
                      help='Text to include in the subset')
  parser.add_argument('--unicodes', default='',
                      help='Comma separated list of Unicode codepoints (hex) '
                      'to include in the subset; eg, "e7,0xe8,U+00e9"')
  parser.add_argument('--glyphs', default='',
                      help='Comma separated list of glyph IDs (decimal) to '
                      'include in the subset; eg, "1,27"')
  parser.add_argument('--hinting', default=False, action='store_true',
                      help='Enable hinting if specified, no hinting if not '
                      'present')

  cmd_args = parser.parse_args(args)

  options = Options()
  # Definitely want the .notdef glyph and outlines.
  options.notdef_glyph = True
  options.notdef_outline = True
  # Get the item. to keep in the subset.
  text = cmd_args.text
  unicodes_str = cmd_args.unicodes.lower().replace('0x', '').replace('u+', '')
  unicodes = [int(c, 16) for c in unicodes_str.split(',') if c]
  glyphs = [int(c) for c in cmd_args.glyphs.split(',') if c]
  fontfile = cmd_args.fontfile
  options.hinting = cmd_args.hinting  # False => no hinting

  dirname = os.path.dirname(fontfile)
  basename = os.path.basename(fontfile)
  filename, extension = os.path.splitext(basename)
  output_file = dirname + '/' + filename + '_subset' + extension
  font = load_font(fontfile, options, lazy=False)

  subsetter = Subsetter(options)
  subsetter.populate(text=text, unicodes=unicodes, glyphs=glyphs)
  subsetter.subset(font)
  save_font(font, output_file, options)
Ejemplo n.º 5
0
    def _subset(self, otf, fmt):
        from fontTools.subset import Options, Subsetter

        for name, subset in self.subsets.items():
            logger.info(f"Creating {name}.{fmt.value} subset")
            new = deepcopy(otf)
            options = Options()
            options.name_IDs = ["*"]
            options.name_legacy = True
            options.name_languages = ["*"]
            options.recommended_glyphs = True
            options.layout_features = ["*"]
            options.notdef_outline = True
            options.notdef_glyph = True
            options.glyph_names = True
            options.hinting = True
            options.legacy_kern = True
            options.symbol_cmap = True
            options.layout_closure = False
            options.prune_unicode_ranges = False
            options.passthrough_tables = False
            options.recalc_average_width = True
            options.ignore_missing_glyphs = True
            options.layout_scripts = subset["langsys"]

            options.drop_tables.remove("DSIG")
            options.no_subset_tables += ["DSIG"]

            subsetter = Subsetter(options=options)
            subsetter.populate(subset["glyphlist"])

            with TemporaryLogLevel(logging.WARNING):
                subsetter.subset(new)

            new = self._optimize(new, name, fmt)
            names = subset.get("names")
            if names:
                logger.info(
                    f"Adding name entries to {name}.{fmt.value} susbet")
                self._setnames(new, names)
            self._buildwoff(new, name, fmt)
            self._save(new, name, fmt)
Ejemplo n.º 6
0
def main(args):
    """Subset a font (useful for making small test fonts).

  Args:
    args: list, arguments the user typed.
  """
    parser = argparse.ArgumentParser()
    parser.add_argument('fontfile', help='Input font file')
    parser.add_argument('--subset_postfix',
                        default='',
                        help='Postfix to the subset extension')
    parser.add_argument('--text',
                        default='',
                        help='Text to include in the subset')
    parser.add_argument(
        '--unicodes',
        default='',
        help='Comma separated list of Unicode codepoints (hex) '
        'to include in the subset; eg, "e7,0xe8,U+00e9"')
    parser.add_argument('--glyphs',
                        default='',
                        help='Comma separated list of glyph IDs (decimal) to '
                        'include in the subset; eg, "1,27"')
    parser.add_argument('--hinting',
                        default=False,
                        action='store_true',
                        help='Enable hinting if specified, no hinting if not '
                        'present')

    cmd_args = parser.parse_args(args)

    options = Options()
    # Definitely want the .notdef glyph and outlines.
    options.notdef_glyph = True
    options.notdef_outline = True
    # Get the item. to keep in the subset.
    text = cmd_args.text
    unicodes_str = cmd_args.unicodes.lower().replace('0x',
                                                     '').replace('u+', '')
    # TODO(bstell) replace this whole files by using the new subset.py code
    unicodes_input = [c for c in unicodes_str.split(',') if c]
    unicodes = []
    for c in unicodes_input:
        if '-' in c:
            uni_range = c.split('-')
            uni_range_expanded = range(int(uni_range[0], 16),
                                       int(uni_range[1], 16) + 1)
            unicodes.extend(uni_range_expanded)
        else:
            unicodes.append(int(c, 16))
    #unicodes = [int(c, 16) for c in unicodes_input_expanded]
    glyphs = [int(c) for c in cmd_args.glyphs.split(',') if c]
    fontfile = cmd_args.fontfile
    options.hinting = cmd_args.hinting  # False => no hinting
    options.hinting = True  # hint stripping for CFF is currently broken

    dirname = os.path.dirname(fontfile)
    basename = os.path.basename(fontfile)
    filename, extension = os.path.splitext(basename)
    subset_postfix = cmd_args.subset_postfix
    output_file = dirname + '/' + filename + '_subset' + subset_postfix + extension
    print "output_file =", output_file
    font = load_font(fontfile, options, lazy=False)

    subsetter = Subsetter(options)
    subsetter.populate(text=text, unicodes=unicodes, glyphs=glyphs)
    subsetter.subset(font)
    save_font(font, output_file, options)