Creates a new #PangoFontMetrics structure. This is only for internal use by Pango backends and there is no public way to set the fields of the structure.
a newly-created #PangoFontMetrics structure with a reference count of 1.
ConstructionException GTK+ fails to create the object.
See Implementation
Creates a new #PangoFontMetrics structure. This is only for internal use by Pango backends and there is no public way to set the fields of the structure.