Aric Stewart
5ad2f6e152
usp10: Break out a function to apply a GSUB feature to an entire string of glyphs.
2010-05-28 16:22:23 +02:00
Aric Stewart
18b310a703
usp10: Apply the GSUB 'rlig' feature for Required ligature substitution.
2010-05-24 11:19:03 +02:00
Aric Stewart
6c73258725
usp10: Handle Ligature Substitution Subtable from GSUB.
...
This also involves a restructuring of the handling of glyph lookups
from GSUB since Ligature Substitution can result in many glyphs being
replaced with 1 glyph, and future looksup may result in one glyph
being replaces with many glyphs.
2010-05-24 11:18:59 +02:00
Aric Stewart
a27e03bf5d
usp10: Use font chartype only as a fallback if we do not know the characters script already.
2010-05-24 11:18:15 +02:00
Aric Stewart
e276fbc222
usp10: Correct Left and Right confusions for Arabic joining and shaping.
2010-05-21 18:58:05 +02:00
Aric Stewart
8412028562
usp10: Attempt to do shaping via the font GSUB table first.
...
Modern fonts expect this and the presentation form B glyphs are a fallback.
2010-05-19 18:02:08 +02:00
Aric Stewart
32b9b63a42
usp10: Add Arabic shaping.
2010-05-19 17:59:35 +02:00