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Merge pull request #171 from anthrotype/dropkern2

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[subset] Add --legacy-kern option to drop TrueType kern if GPOS is available

Fixes: https://github.com/behdad/fonttools/pull/171
This commit is contained in:
Behdad Esfahbod 2014-09-30 15:19:56 -04:00
commit f3fa9a4e43
1 changed files with 7 additions and 1 deletions
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8
Lib/fontTools/subset.py
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@ -209,6 +209,10 @@ Font table options:
* Drop font-wide hinting tables except 'VDMX'.
--hinting-tables=''
* Keep all font-wide hinting tables (but strip hints from glyphs).
--legacy-kern
Keep TrueType 'kern' table even when OpenType 'GPOS' is available.
--no-legacy-kern
Drop TrueType 'kern' table if OpenType 'GPOS' is available. [default]
Font naming options:
These options control what is retained in the 'name' table. For numerical
@ -2125,6 +2129,7 @@ class Options(object):
drop_tables = _drop_tables_default
no_subset_tables = _no_subset_tables_default
hinting_tables = _hinting_tables_default
legacy_kern = False # drop 'kern' table if GPOS available
layout_features = _layout_features_default
ignore_missing_glyphs = False
ignore_missing_unicodes = True
@ -2258,7 +2263,8 @@ class Subsetter(object):
if tag == 'GlyphOrder': continue
if(tag in self.options.drop_tables or
(tag in self.options.hinting_tables and not self.options.hinting)):
(tag in self.options.hinting_tables and not self.options.hinting) or
(tag == 'kern' and (not self.options.legacy_kern and 'GPOS' in font))):
self.log(tag, "dropped")
del font[tag]
continue