void pango_font_description_merge ( PangoFontDescription* desc, const PangoFontDescription* desc_to_merge, gboolean replace_existing )
Merges the fields that are set in
desc_to_merge into the fields in
FALSE, only fields in
are not already set are affected. If
TRUE, then fields that are
already set will be replaced as well.
NULL, this function performs nothing.
PangoFontDescriptionto merge from, or
The argument can be
The data is owned by the caller of the method.
TRUE, replace fields in
descwith the corresponding values from
desc_to_merge, even if they are already exist.