X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fscene_change.cc;h=dcf83951cd2acdf6b51a0ceaca60b5d64925bee9;hb=27d06075a7cdbfbedae95035977fc2622aeadbe6;hp=eda260382b604c615eb5e28bb305ee0d304de8ab;hpb=5399425f534e2d96d07cf29f427bfa0f39d904b7;p=ardour.git

diff --git a/libs/ardour/scene_change.cc b/libs/ardour/scene_change.cc
index eda260382b..dcf83951cd 100644
--- a/libs/ardour/scene_change.cc
+++ b/libs/ardour/scene_change.cc
@@ -25,11 +25,12 @@ 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)
 {
-	const XMLProperty* prop = node.property (X_("type"));
+	XMLProperty const * prop = node.property (X_("type"));
 
 	if (prop->value() == X_("MIDI")) {
 		return boost::shared_ptr<SceneChange> (new MIDISceneChange (node, version));
@@ -37,3 +38,31 @@ SceneChange::factory (const XMLNode& node, int version)
 
 	return boost::shared_ptr<SceneChange>();
 }
+
+SceneChange::SceneChange ()
+        : _color (out_of_bound_color)
+        , _active (true)
+{
+}
+
+void
+SceneChange::set_color (uint32_t c)
+{
+        _color = c;
+        ColorChanged (); /* EMIT SIGNAL */
+}
+
+uint32_t
+SceneChange::color() const
+{
+        return _color;
+}
+
+void
+SceneChange::set_active (bool yn)
+{
+        if (_active != yn) {
+                _active = yn;
+                ActiveChanged (); /* EMIT SIGNAL */
+        }
+}