From 09d877004d122e17ac3c285a1ccefa48cb8c96cf Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Fri, 27 Nov 2020 14:42:08 -0700
Subject: [PATCH] add a MementoCommand binder for TempoMap

---
 libs/temporal/temporal/tempo.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libs/temporal/temporal/tempo.h b/libs/temporal/temporal/tempo.h
index 4b4d881fef..f1185666c4 100644
--- a/libs/temporal/temporal/tempo.h
+++ b/libs/temporal/temporal/tempo.h
@@ -31,6 +31,7 @@
 
 #include "pbd/enum_convert.h"
 #include "pbd/integer_division.h"
+#include "pbd/memento_command.h"
 #include "pbd/rcu.h"
 #include "pbd/signals.h"
 #include "pbd/statefuldestructible.h"
@@ -766,6 +767,14 @@ class LIBTEMPORAL_API TempoMap : public PBD::StatefulDestructible
 
 	XMLNode& get_state();
 
+	class MementoBinder : public MementoCommandBinder<SharedPtr> {
+		MementoBinder () {}
+		void set_state (XMLNode const & node, int version) const { TempoMap::use()->set_state (node, version); }
+		XMLNode& get_state () const { TempoMap::use()->get_state(); }
+		std::string type_name() const { return "Temporal::TempoMap"; }
+		void add_state (XMLNode*) {}
+	};
+
 	typedef boost::intrusive::member_hook<TempoPoint,boost::intrusive::list_member_hook<>, &TempoPoint::_tempo_hook> TempoHookOption;
 	typedef boost::intrusive::member_hook<MeterPoint,boost::intrusive::list_member_hook<>, &MeterPoint::_meter_hook> MeterHookOption;
 	typedef boost::intrusive::member_hook<MusicTimePoint,boost::intrusive::list_member_hook<>, &MusicTimePoint::_bartime_hook> BarTimeHookOption;