Initializes a PangoGlyphItemIter structure to point to the first cluster in a glyph item. See PangoGlyphItemIter for details of cluster orders. Since 1.22
the glyph item to iterate over
text corresponding to the glyph item
FALSE if there are no clusters in the glyph item
See Implementation
Initializes a PangoGlyphItemIter structure to point to the first cluster in a glyph item. See PangoGlyphItemIter for details of cluster orders. Since 1.22