74 lines
1.8 KiB
Python
74 lines
1.8 KiB
Python
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"""fontTools.misc.timeTools.py -- tools for working with OpenType encodings.
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"""
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from __future__ import print_function, division, absolute_import
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from fontTools.misc.py23 import *
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import fontTools.encodings.codecs
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# Map keyed by platformID, then platEncID, then possibly langID
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_encodingMap = {
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0: { # Unicode
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0: 'utf-16be',
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1: 'utf-16be',
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2: 'utf-16be',
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3: 'utf-16be',
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4: 'utf-16be',
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5: 'utf-16be',
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6: 'utf-16be',
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},
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1: { # Macintosh
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# See
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# https://github.com/behdad/fonttools/issues/236
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0: { # Macintosh, platEncID==0, keyed by langID
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15: "mac-iceland",
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17: "mac-turkish",
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18: "x-mac-croatian-ttx",
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24: "mac-latin2",
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25: "mac-latin2",
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26: "mac-latin2",
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27: "mac-latin2",
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28: "mac-latin2",
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36: "mac-latin2",
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37: "x-mac-romanian-ttx",
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38: "mac-latin2",
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39: "mac-latin2",
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40: "mac-latin2",
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Ellipsis: 'mac-roman', # Other
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},
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1: 'x-mac-japanese-ttx',
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2: 'x-mac-chinesetrad-ttx',
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3: 'x-mac-korean-ttx',
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6: 'mac-greek',
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7: 'mac-cyrillic',
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25: 'x-mac-chinesesimp-ttx',
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29: 'mac-latin2',
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35: 'mac-turkish',
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37: 'mac-iceland',
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},
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2: { # ISO
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0: 'ascii',
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1: 'utf-16be',
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2: 'latin1',
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},
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3: { # Microsoft
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0: 'utf-16be',
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1: 'utf-16be',
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2: 'shift-jis',
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3: 'gb2312',
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4: 'big5',
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5: 'wansung',
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6: 'johab',
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10: 'utf-16be',
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},
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}
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def getEncoding(platformID, platEncID, langID, default=None):
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"""Returns the Python encoding name for OpenType platformID/encodingID/langID
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triplet. If encoding for these values is not known, by default None is
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returned. That can be overriden by passing a value to the default argument.
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"""
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encoding = _encodingMap.get(platformID, {}).get(platEncID, default)
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if isinstance(encoding, dict):
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encoding = encoding.get(langID, encoding[Ellipsis])
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return encoding
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