Create a new font description attribute.
This attribute allows setting family, style, weight, variant, stretch, and size simultaneously.
the font description
the newly allocated PangoAttribute, which should be freed with [method@Pango.Attribute.destroy].
ConstructionException GTK+ fails to create the object.
See Implementation
Create a new font description attribute.
This attribute allows setting family, style, weight, variant, stretch, and size simultaneously.