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64 lines
1.8 KiB
Python
64 lines
1.8 KiB
Python
#
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# Assigns private-use codepoints to glyphs which are not mapped
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# to any Unicode codepoints.
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#
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# This script will ignore glyphs which name starts with "." as well as
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# empty glyphs and glyphs which are not exported.
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#
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import sys
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from collections import OrderedDict
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DRY_RUN = True
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font = Glyphs.font
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font.disableUpdateInterface()
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def isEmpty(g):
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for master in g.parent.masters:
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layer = g.layers[master.id]
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if layer.bounds is not None and layer.bounds.size.width > 0:
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return False
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return True
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try:
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# find next unallocated private-use codepoint
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nextcp = 0xE000
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for g in font.glyphs:
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if g.unicodes is not None:
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for c in [int(c, 16) for c in g.unicodes]:
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if c <= 0xEFFF and c >= nextcp:
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nextcp = c + 1
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print('nextcp: %X' % nextcp)
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if DRY_RUN:
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print('DRY_RUN mode (no actual changes will be made)')
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print('————————————————')
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# for printing
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mappings = OrderedDict()
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longest_gname = 0
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# assign private-use codepoints to glyphs that have no existing unicode mapping
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for g in font.glyphs:
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# only care for glyphs which are being exported (also ignore "special" glyphs)
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if g.export and g.name[0] != '.' and (g.unicodes is None or len(g.unicodes) == 0):
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# error on empty glyphs -- there should be no unmapped empty glyphs
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if isEmpty(g):
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sys.stderr.write('ERR: glyph %r is empty but has no unicode mapping (skipping)\n' % g.name)
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continue
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unicodes = [hex(nextcp).upper()[2:]]
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mappings[g.name] = unicodes[0]
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if len(g.name) > longest_gname:
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longest_gname = len(g.name)
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if not DRY_RUN:
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g.unicodes = unicodes
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nextcp += 1
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# print mappings made
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for gname, cp in mappings.iteritems():
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print('%s %s' % (gname.ljust(longest_gname), cp))
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finally:
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font.enableUpdateInterface()
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