move contrasting_text_color() into ArdourCanvas

[ardour.git] / gtk2_ardour / editor_group_tabs.cc

diff --git a/gtk2_ardour/editor_group_tabs.cc b/gtk2_ardour/editor_group_tabs.cc
index af5e63bd55a5700348ac7a39ab9450ef6fcbf1bd..fff113a7e200b5fd1ceea96b04bfa4fe3e22d2ad 100644 (file)
--- a/gtk2_ardour/editor_group_tabs.cc
+++ b/gtk2_ardour/editor_group_tabs.cc
@@ -114,7 +114,7 @@ EditorGroupTabs::draw_tab (cairo_t* cr, Tab const & tab) const
                cairo_text_extents_t ext;
                cairo_text_extents (cr, tab.group->name().c_str(), &ext);
 
-               ArdourCanvas::Color c = contrasting_text_color (ArdourCanvas::rgba_to_color (r, g, b, a));
+               ArdourCanvas::Color c = ArdourCanvas::contrasting_text_color (ArdourCanvas::rgba_to_color (r, g, b, a));
                ArdourCanvas::color_to_rgba (c, r, g, b, a);
 
                cairo_set_source_rgb (cr, r, g, b);