From 9254e80c396265f484adb3b7bf5f0b502d096107 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Mon, 10 Nov 2014 21:44:02 -0500
Subject: refactor MIDISceneChange color property addition by moving it into
 SceneChange to anticipate other types of SceneChange objects (e.g. OSC)

---
 libs/ardour/scene_change.cc | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'libs/ardour/scene_change.cc')

diff --git a/libs/ardour/scene_change.cc b/libs/ardour/scene_change.cc
index eda260382b..6560a7ca2f 100644
--- a/libs/ardour/scene_change.cc
+++ b/libs/ardour/scene_change.cc
@@ -25,6 +25,7 @@ using namespace PBD;
 using namespace ARDOUR;
 
 std::string SceneChange::xml_node_name = X_("SceneChange");
+const uint32_t SceneChange::out_of_bound_color = 0x00000000; /* note: zero alpha means invisible, which acts as out-of-bound signal */
 
 boost::shared_ptr<SceneChange>
 SceneChange::factory (const XMLNode& node, int version)
@@ -37,3 +38,21 @@ SceneChange::factory (const XMLNode& node, int version)
 
 	return boost::shared_ptr<SceneChange>();
 }
+
+SceneChange::SceneChange ()
+        : _color (out_of_bound_color)
+{
+}
+
+void
+SceneChange::set_color (uint32_t c) 
+{
+        _color = c;
+        ColorChanged (); /* EMIT SIGNAL */
+}
+
+uint32_t
+SceneChange::color() const
+{
+        return _color;
+}
-- 
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