pangoAttrListFilter),
apply the shaping process and then reapply them to the result using
this function.pangoGlyphItemApplyAttrs(glyph.item, text, list)glyph.itemPangoGlyphItem] a shaped itemtextlist applies tolistglyph.item.glyph.item; it will be reused
as one of the elements in the list.
Since 1.2