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another buggy font workaround; sped up unpackPStrings somewhat

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git-svn-id: svn://svn.code.sf.net/p/fonttools/code/trunk@177 4cde692c-a291-49d1-8350-778aa11640f8
This commit is contained in:
jvr 2002-01-17 09:36:30 +00:00
parent ae43d92ea9
commit f9104bcc2c
1 changed files with 13 additions and 4 deletions
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17
Lib/fontTools/ttLib/tables/_p_o_s_t.py
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@ -67,6 +67,12 @@ class table__p_o_s_t(DefaultTable.DefaultTable):
def decode_format_2_0(self, data, ttFont):
numGlyphs, = struct.unpack(">H", data[:2])
numGlyphs = int(numGlyphs)
if numGlyphs > ttFont['maxp'].numGlyphs:
# Assume the numGlyphs field is bogus, so sync with maxp.
# I've seen this in one font, and if the assumption is
# wrong elsewhere, well, so be it: it's hard enough to
# work around _one_ non-conforming post format...
numGlyphs = ttFont['maxp'].numGlyphs
data = data[2:]
indices = array.array("H")
indices.fromstring(data[:2*numGlyphs])
@ -200,12 +206,15 @@ class table__p_o_s_t(DefaultTable.DefaultTable):
def unpackPStrings(data):
strings = []
while data:
length = ord(data[0])
strings.append(data[1:1+length])
data = data[1+length:]
index = 0
dataLen = len(data)
while index < dataLen:
length = ord(data[index])
strings.append(data[index+1:index+1+length])
index = index + 1 + length
return strings
def packPStrings(strings):
data = ""
for s in strings: