Fetches a baseline value from the face, and synthesizes it if the font does not have it.
This function is like harfbuzz.global.otLayoutGetBaselineWithFallback but takes #hb_script_t and #hb_language_t instead of OpenType #hb_tag_t.
a font
a baseline tag
text direction.
script.
language, currently unused.
baseline value if found.
Fetches a baseline value from the face, and synthesizes it if the font does not have it.
This function is like harfbuzz.global.otLayoutGetBaselineWithFallback but takes #hb_script_t and #hb_language_t instead of OpenType #hb_tag_t.