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[cff] Support GPOS kerning.

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* src/cff/cffdrivr.c (cff_get_kerning) [TT_CONFIG_OPTION_GPOS_KERNING]: Add
  code similar to the one in `tt_get_kerning`.
This commit is contained in:
Werner Lemberg 2025-07-04 06:12:34 +02:00
parent fb6a74269d
commit ecbc1abfa8
1 changed files with 14 additions and 1 deletions
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15
src/cff/cffdrivr.c
View file

@ -121,7 +121,20 @@
kerning->y = 0;
if ( sfnt )
kerning->x = sfnt->get_kerning( cffface, left_glyph, right_glyph );
{
/* Use 'kern' table if available since that can be faster; otherwise */
/* use GPOS kerning pairs if available. */
if ( cffface->kern_avail_bits )
kerning->x = sfnt->get_kerning( cffface,
left_glyph,
right_glyph );
#ifdef TT_CONFIG_OPTION_GPOS_KERNING
else if ( cffface->gpos_kerning_available )
kerning->x = sfnt->get_gpos_kerning( cffface,
left_glyph,
right_glyph );
#endif
}
return FT_Err_Ok;
}