question: private static boolean useCompactFontFormat ( Map < String , Object > args , int compatibilityVersion ) { String value = ( String ) args . get ( EMBEDASCFF ) ; boolean useCFF = true ; if ( compatibilityVersion < MxmlConfiguration . VERSION_4_0 ) useCFF = false ; if ( value != null ) { useCFF = Boolean . parseBoolean ( value . trim ( ) ) ; } return useCFF ; }
target:  The CFF flag determines whether font information should be embedded in the Compact Font Format using SWF tag DefineFont4. 