add configurable colors to stereo panner, plus keybindings for zero width (0), 1 (alt-up) or -1 (alt-down), plus M when its mono

git-svn-id: svn://localhost/ardour2/branches/3.0@8153 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 18 insertions, 0 deletions

diff --git a/gtk2_ardour/stereo_panner.h b/gtk2_ardour/stereo_panner.h
index f469e35eea..991ccc88fc 100644
--- a/gtk2_ardour/stereo_panner.h
+++ b/gtk2_ardour/stereo_panner.h
@@ -57,6 +57,24 @@ class StereoPanner : public Gtk::DrawingArea
 
         void value_change ();
         void set_tooltip ();
+        
+        struct ColorScheme { 
+            uint32_t outline;
+            uint32_t fill;
+            uint32_t text;
+            uint32_t background;
+        };
+
+        enum State { 
+                Normal,
+                Mono,
+                Inverted
+        };
+
+        static ColorScheme colors[3];
+        static void set_colors ();
+        static bool have_colors;
+        static PBD::Signal0<void> color_change;
 };
 
 #endif /* __gtk_ardour_stereo_panner_h__ */