is_trans_font - Man Page
Returns TRUE if a font uses transparency. Allegro game programming library.
Synopsis
#include <allegro.h>
int is_trans_font(FONT *f)
Description
This function checks if the given font is a color font using draw_trans_sprite to render glyphs.
Return Value
Returns TRUE if the font uses transparency, FALSE if it does not.
See Also
Info
version 4.4.3 Allegro manual