diff options
Diffstat (limited to 'Lib/fontTools/ttLib/tables/_c_i_d_g.py')
| -rw-r--r-- | Lib/fontTools/ttLib/tables/_c_i_d_g.py | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/Lib/fontTools/ttLib/tables/_c_i_d_g.py b/Lib/fontTools/ttLib/tables/_c_i_d_g.py index de83d4d6..2517e785 100644 --- a/Lib/fontTools/ttLib/tables/_c_i_d_g.py +++ b/Lib/fontTools/ttLib/tables/_c_i_d_g.py @@ -2,17 +2,18 @@ from .otBase import BaseTTXConverter -# The AAT ‘cidg’ table has almost the same structure as ‘gidc’, -# just mapping CIDs to GlyphIDs instead of the reverse direction. -# -# It is useful for fonts that may be used by a PDF renderer in lieu of -# a font reference with a known glyph collection but no subsetted -# glyphs. For instance, a PDF can say “please use a font conforming -# to Adobe-Japan-1”; the ‘cidg’ mapping is necessary if the font is, -# say, a TrueType font. ‘gidc’ is lossy for this purpose and is -# obsoleted by ‘cidg’. -# -# For example, the first font in /System/Library/Fonts/PingFang.ttc -# (which Apple ships pre-installed on MacOS 10.12.6) has a ‘cidg’ table. class table__c_i_d_g(BaseTTXConverter): + """The AAT ``cidg`` table has almost the same structure as ``gidc``, +just mapping CIDs to GlyphIDs instead of the reverse direction. + +It is useful for fonts that may be used by a PDF renderer in lieu of +a font reference with a known glyph collection but no subsetted +glyphs. For instance, a PDF can say “please use a font conforming +to Adobe-Japan-1”; the ``cidg`` mapping is necessary if the font is, +say, a TrueType font. ``gidc`` is lossy for this purpose and is +obsoleted by ``cidg``. + +For example, the first font in ``/System/Library/Fonts/PingFang.ttc`` +(which Apple ships pre-installed on MacOS 10.12.6) has a ``cidg`` table. +""" pass |