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This commit is contained in:
Kovid Goyal 2012-11-08 14:18:47 +05:30
parent 833a8ca4e2
commit 321e4148e7
1 changed files with 8 additions and 3 deletions
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11
src/calibre/utils/fonts/sfnt/cff/table.py
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@ -44,12 +44,14 @@ def __init__(self, raw):
offset = self.strings.pos
# Read global subroutines
self.global_subrs = GlobalSubrs(raw, offset)
self.global_subrs = Subrs(raw, offset)
offset = self.global_subrs.pos
# Decompile Top Dict
self.top_dict.decompile(self.strings, self.global_subrs, self.top_index[0])
self.is_CID = 'ROS' in self.top_dict
if self.is_CID:
raise UnsupportedFont('Subsetting of CID keyed fonts is not supported')
# Read CharStrings (Glyph definitions)
try:
@ -64,13 +66,16 @@ def __init__(self, raw):
self.num_glyphs = len(self.char_strings)
# Read Private Dict
self.private_dict = None
self.private_dict = self.private_subrs = None
pd = self.top_dict.safe_get('Private')
if pd:
size, offset = pd
self.private_dict = PrivateDict()
self.private_dict.decompile(self.strings, self.global_subrs,
raw[offset:offset+size])
if 'Subrs' in self.private_dict:
self.private_subrs = Subrs(raw, offset +
self.private_dict['Subrs'])
# Read charset (Glyph names)
self.charset = Charset(raw, self.top_dict.safe_get('charset'),
@ -263,7 +268,7 @@ def lookup(self, glyph_id):
return self[glyph_id]
return self.STANDARD_CHARSETS[self.standard_charset][glyph_id].encode('ascii')
class GlobalSubrs(Index):
class Subrs(Index):
pass
class CharStringsIndex(Index):