hsla: Add _gtk_hsla_shade()

We use it in multiple places, so better split it out.
2012-11-25 03:24:47 +01:00
parent 4f9a8e6b3d
commit 9aac4dffc5
3 changed files with 23 additions and 6 deletions
--- a/gtk/gtkhslaprivate.h
+++ b/gtk/gtkhslaprivate.h
@ -42,6 +42,10 @@ void            _gtk_hsla_init_from_rgba    (GtkHSLA          *hsla,
 void            _gdk_rgba_init_from_hsla    (GdkRGBA          *rgba,
                                             const GtkHSLA    *hsla);

+void            _gtk_hsla_shade             (GtkHSLA          *dest,
+                                             const GtkHSLA    *src,
+                                             double            factor);
+
 G_END_DECLS

 #endif /* __GTK_HSLA_PRIVATE_H__ */