Re: determining character width

[Allin Cottrell <cottrell wfu edu>]

On 13 Jul 2002, Havoc Pennington wrote:

(re. geting the pixel width of a monospaced font in gtk-2.0)

> Instead of creating a layout and measuring it, maybe you want to get
> the font metrics:
>
>   PangoFontMetrics *metrics;
>   PangoContext *context;
>
>   context = gtk_widget_get_pango_context (widget);
>   metrics = pango_context_get_metrics (context,
>                                        widget->style->font_desc,
>                                        pango_context_get_language (context));
>
> There's a char width field in the metrics.

I can't get the right answer out of this approach.  When I do width =
pango_font_metrics_get_approximate_char_width (metrics); then
PANGO_PIXELS(width) is giving me 8, when I know that glyphs plus
side-bearings are 7 pixels wide in the given font.

Allin Cottrell.