PangoScriptIter
, used to break a string of
Unicode into runs by text. No copy is made of text
,pangoScriptIterNew(text, length)
text
length
text
, or -1 if text
is nul-terminated.PangoScriptIter
] the new script iterator, initialized
to point at the first range in the text, If the string is
empty, it will point at an empty range.