Fetches the #hb_glyph_extents_t data for a glyph ID in the specified font, with respect to the origin in a text segment in the specified direction.
Calls the appropriate direction-specific variant (horizontal or vertical) depending on the value of direction.
#hb_font_t to work upon
The glyph ID to query
The direction of the text segment
The #hb_glyph_extents_t retrieved
true if data found, false otherwise
Fetches the #hb_glyph_extents_t data for a glyph ID in the specified font, with respect to the origin in a text segment in the specified direction.
Calls the appropriate direction-specific variant (horizontal or vertical) depending on the value of direction.