diff options
Diffstat (limited to 'pango/pangocairo-font.c')
| -rw-r--r-- | pango/pangocairo-font.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/pango/pangocairo-font.c b/pango/pangocairo-font.c index 34b2b639..b72b6e2d 100644 --- a/pango/pangocairo-font.c +++ b/pango/pangocairo-font.c @@ -72,7 +72,7 @@ gboolean _pango_cairo_font_install (PangoCairoFont *font, cairo_t *cr) { - if (G_UNLIKELY (!font)) + if (G_UNLIKELY (!PANGO_IS_CAIRO_FONT (font))) { if (!_pango_cairo_warning_history.font_install) { @@ -89,7 +89,8 @@ _pango_cairo_font_install (PangoCairoFont *font, cairo_font_face_t * _pango_cairo_font_get_font_face (PangoCairoFont *font) { - g_return_val_if_fail (font, NULL); + g_return_val_if_fail (PANGO_IS_CAIRO_FONT (font), NULL); + /* this function will be removed. don't bother with warning history here */ return (* PANGO_CAIRO_FONT_GET_IFACE (font)->get_font_face) (font); } @@ -97,7 +98,15 @@ _pango_cairo_font_get_font_face (PangoCairoFont *font) cairo_scaled_font_t * _pango_cairo_font_get_scaled_font (PangoCairoFont *font) { - g_return_val_if_fail (font, NULL); + if (G_UNLIKELY (!PANGO_IS_CAIRO_FONT (font))) + { + if (!_pango_cairo_warning_history.font_get_scaled_font) + { + _pango_cairo_warning_history.font_get_scaled_font = TRUE; + g_warning ("_pango_cairo_font_get_scaled_font called with bad font, expect ugly output"); + } + return NULL; + } return (* PANGO_CAIRO_FONT_GET_IFACE (font)->get_scaled_font) (font); } |