Make crossfade active state and length changes undo-able.

[ardour.git] / libs / ardour / crossfade.cc

diff --git a/libs/ardour/crossfade.cc b/libs/ardour/crossfade.cc
index b2301b7167bed7cfb12208277e041bcf1e72c713..902627933b149ee05111f4317885a1e88e084f7e 100644 (file)
--- a/libs/ardour/crossfade.cc
+++ b/libs/ardour/crossfade.cc
@@ -92,6 +92,8 @@ Crossfade::Crossfade (boost::shared_ptr<AudioRegion> in, boost::shared_ptr<Audio
        , _fade_out (Evoral::Parameter(FadeOutAutomation)) // linear (gain coefficient) => -inf..+6dB
 
 {
+       register_properties ();
+
        _in = in;
        _out = out;
        _anchor_point = ap;
@@ -107,6 +109,8 @@ Crossfade::Crossfade (boost::shared_ptr<AudioRegion> a, boost::shared_ptr<AudioR
        , _fade_in (Evoral::Parameter(FadeInAutomation)) // linear (gain coefficient) => -inf..+6dB
        , _fade_out (Evoral::Parameter(FadeOutAutomation)) // linear (gain coefficient) => -inf..+6dB
 {
+       register_properties ();
+       
        _in_update = false;
        _fixed = false;
        _follow_overlap = false;
@@ -127,6 +131,8 @@ Crossfade::Crossfade (const Playlist& playlist, XMLNode const & node)
        , _fade_out (Evoral::Parameter(FadeOutAutomation)) // linear (gain coefficient) => -inf..+6dB
 
 {
+       register_properties ();
+       
        boost::shared_ptr<Region> r;
        XMLProperty const * prop;
        LocaleGuard lg (X_("POSIX"));
@@ -197,6 +203,8 @@ Crossfade::Crossfade (boost::shared_ptr<Crossfade> orig, boost::shared_ptr<Audio
        , _fade_in (orig->_fade_in)
        , _fade_out (orig->_fade_out)
 {
+       register_properties ();
+       
        _active           = orig->_active;
        _in_update        = orig->_in_update;
        _anchor_point     = orig->_anchor_point;
@@ -224,6 +232,13 @@ Crossfade::~Crossfade ()
 {
 }
 
+void
+Crossfade::register_properties ()
+{
+       add_property (_active);
+       add_property (_follow_overlap);
+}
+
 void
 Crossfade::initialize ()
 {