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[t1Lib] use macRes.ResourceReader to read 'POST' resources from LWFN;

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add comment about Res.FSpCreateResFile being deprecated since OS X 10.5

(a resource file writer would be nice, by low priority)
This commit is contained in:
Cosimo Lupo 2015-10-26 03:47:58 +00:00
parent f41838edfe
commit fb6efd0f23
1 changed files with 5 additions and 6 deletions
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11
Lib/fontTools/t1Lib/__init__.py
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@ -142,13 +142,11 @@ HEXLINELENGTH = 80
def readLWFN(path, onlyHeader=False): def readLWFN(path, onlyHeader=False):
"""reads an LWFN font file, returns raw data""" """reads an LWFN font file, returns raw data"""
resRef = Res.FSOpenResFile(path, 1) # read-only from fontTools.misc.macRes import ResourceReader
reader = ResourceReader(path)
try: try:
Res.UseResFile(resRef)
n = Res.Count1Resources('POST')
data = [] data = []
for i in range(501, 501 + n): for res in reader.get('POST', []):
res = Res.Get1Resource('POST', i)
code = byteord(res.data[0]) code = byteord(res.data[0])
if byteord(res.data[1]) != 0: if byteord(res.data[1]) != 0:
raise T1Error('corrupt LWFN file') raise T1Error('corrupt LWFN file')
@ -167,7 +165,7 @@ def readLWFN(path, onlyHeader=False):
else: else:
raise T1Error('bad chunk code: ' + repr(code)) raise T1Error('bad chunk code: ' + repr(code))
finally: finally:
Res.CloseResFile(resRef) reader.close()
data = bytesjoin(data) data = bytesjoin(data)
assertType1(data) assertType1(data)
return data return data
@ -215,6 +213,7 @@ def readOther(path):
# file writing tools # file writing tools
def writeLWFN(path, data): def writeLWFN(path, data):
# Res.FSpCreateResFile was deprecated in OS X 10.5
Res.FSpCreateResFile(path, "just", "LWFN", 0) Res.FSpCreateResFile(path, "just", "LWFN", 0)
resRef = Res.FSOpenResFile(path, 2) # write-only resRef = Res.FSOpenResFile(path, 2) # write-only
try: try: