add color property to MIDISceneChange

1 files changed, 14 insertions, 0 deletions

diff --git a/libs/ardour/midi_scene_change.cc b/libs/ardour/midi_scene_change.cc
index edcc8a658d..db7e826384 100644
--- a/libs/ardour/midi_scene_change.cc
+++ b/libs/ardour/midi_scene_change.cc
@@ -32,6 +32,7 @@ MIDISceneChange::MIDISceneChange (int c, int b, int p)
 	: _bank (b)
 	, _program (p)
 	, _channel (c & 0xf)
+        , _color (0x00000000) /* note: zero alpha means invisible, which acts as out-of-bound signal */
 {
 	if (_bank > 16384) {
 		_bank = -1;
@@ -148,3 +149,16 @@ MIDISceneChange::operator==(const MIDISceneChange& other) const
                 _bank == other._bank &&
                 _channel == other._channel;
 }
+
+void
+MIDISceneChange::set_color (uint32_t c) 
+{
+        _color = c;
+        ColorChanged (); /* EMIT SIGNAL */
+}
+
+uint32_t
+MIDISceneChange::color() const
+{
+        return _color;
+}