diff options
Diffstat (limited to 'pango/pangofc-font.c')
| -rw-r--r-- | pango/pangofc-font.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/pango/pangofc-font.c b/pango/pangofc-font.c index b463e90c..c35b77ee 100644 --- a/pango/pangofc-font.c +++ b/pango/pangofc-font.c @@ -588,6 +588,7 @@ pango_fc_font_get_metrics (PangoFont *font, PangoRectangle extents; const char *sample_str = pango_language_get_sample_string (language); PangoFontDescription *desc = pango_font_describe_with_absolute_size (font); + gulong sample_str_width; layout = pango_layout_new (context); pango_layout_set_font_description (layout, desc); @@ -596,7 +597,9 @@ pango_fc_font_get_metrics (PangoFont *font, pango_layout_set_text (layout, sample_str, -1); pango_layout_get_extents (layout, NULL, &extents); - info->metrics->approximate_char_width = extents.width / pango_utf8_strwidth (sample_str); + sample_str_width = pango_utf8_strwidth (sample_str); + g_assert (sample_str_width > 0); + info->metrics->approximate_char_width = extents.width / sample_str_width; pango_layout_set_text (layout, "0123456789", -1); info->metrics->approximate_digit_width = max_glyph_width (layout); |