PangoCairoFontMap to use with Cairo.pangoCairoFontMapGetDefault()PangoFontMap] the default Cairo fontmap for Pango.PangoFontMap and
PangoCairoFontMap interfaces on the returned object.
The default Cairo fontmap can be changed by using
pangoCairoFontMapSetDefault. This can be used to
change the Cairo font backend that the default fontmap
uses for example.
Since 1.10