findBaseDir
Searches a string the first character that has a strong direction, according to the Unicode bidirectional algorithm.
Return
The direction corresponding to the first strong character. If no such character is found, then %PANGO_DIRECTION_NEUTRAL is returned.
Since
1.4
Parameters
text
the text to process. Must be valid UTF-8
length
length of @text in bytes (may be -1 if @text is nul-terminated)