Re: [[gtkmm] New pangomm interface issue]

[Murray Cumming <murrayc usa net>]

Naofumi Yasufuku <naofumi yasufuku net> wrote:
> Hi,
> 
> In gtkmm-1.3.22, some pangomm interfaces have been changed, and so
> I'm faced with some problems.
> 
> I want to call Pango::Font::get_matrics() with NULL language argument
> to indicate to get the metrics for the entire font.
> But I cannot do it because new interface requires a const reference to
> Language.
> 
> pango C API allows pango_font_get_metrics(font, NULL), but pangomm
> doesn't allow it.
> 
> I think Pango::Font should provide 
> 
>   FontMetrics Font::get_metrics()
>   {
>     return FontMetrics((pango_font_get_metrics(gobj(), 0)));
>   }
> 
> to support pango C API specification completely.
> 
> There are same problems with other Pango:: classes. For example,
> pango_font_description_better_match(desc, NULL, new_match) can be
> called to determine if the style attributes of new_match are a match at
> all, but Pango::FontDescription doesn't provide such interface.

This sounds sensible. It seems like you are halfway to providing a patch...


Murray Cumming
murrayc usa net
www.murrayc.com