Pan: remove value-as-string indirection

5 files changed, 6 insertions, 22 deletions

diff --git a/libs/ardour/ardour/pannable.h b/libs/ardour/ardour/pannable.h
index d282ff7dde..417530e43f 100644
--- a/libs/ardour/ardour/pannable.h
+++ b/libs/ardour/ardour/pannable.h
@@ -64,7 +64,6 @@ public:
 		return ((_auto_state & Write) || ((_auto_state & (Touch | Latch)) && touching()));
 	}
 
-	std::string value_as_string (boost::shared_ptr<const AutomationControl>) const;
 
 	void start_touch (double when);
 	void stop_touch (double when);
diff --git a/libs/ardour/ardour/panner.h b/libs/ardour/ardour/panner.h
index c2af287098..ad6977a480 100644
--- a/libs/ardour/ardour/panner.h
+++ b/libs/ardour/ardour/panner.h
@@ -57,6 +57,7 @@ class Pannable;
 class BufferSet;
 class AudioBuffer;
 class Speakers;
+class PanControllable;
 
 class LIBARDOUR_API Panner : public PBD::Stateful, public PBD::ScopedConnectionList
 {
@@ -111,7 +112,6 @@ public:
 
 	virtual std::set<Evoral::Parameter> what_can_be_automated() const;
 	virtual std::string describe_parameter (Evoral::Parameter);
-	virtual std::string value_as_string (boost::shared_ptr<const AutomationControl>) const;
 
 	bool touching() const;
 
@@ -145,8 +145,11 @@ public:
 	virtual void thaw ();
 
 protected:
+	friend PanControllable;
 	boost::shared_ptr<Pannable> _pannable;
 
+	virtual std::string value_as_string (boost::shared_ptr<const AutomationControl>) const = 0;
+
 	virtual void distribute_one (AudioBuffer&, BufferSet& obufs, gain_t gain_coeff, pframes_t nframes, uint32_t which) = 0;
 	virtual void distribute_one_automated (AudioBuffer&, BufferSet& obufs,
 	                                       samplepos_t start, samplepos_t end, pframes_t nframes,
diff --git a/libs/ardour/pan_controllable.cc b/libs/ardour/pan_controllable.cc
index 5b257158fe..2f9ca3e6a6 100644
--- a/libs/ardour/pan_controllable.cc
+++ b/libs/ardour/pan_controllable.cc
@@ -58,12 +58,12 @@ PanControllable::actually_set_value (double v, Controllable::GroupControlDisposi
 std::string
 PanControllable::get_user_string () const
 {
-	if (!owner) {
+	if (!owner || !owner->panner()) {
 		/* assume PanAzimuthAutomation, 0..1 */
 		float v = get_value ();
 		char buf[32];
 		snprintf(buf, sizeof(buf), "%.0f%%", 100.f * v);
 		return buf;
 	}
-	return owner->value_as_string (boost::dynamic_pointer_cast<const AutomationControl>(shared_from_this()));
+	return owner->panner()->value_as_string (boost::dynamic_pointer_cast<const AutomationControl>(shared_from_this()));
 }
diff --git a/libs/ardour/pannable.cc b/libs/ardour/pannable.cc
index 595c2f7ce9..f0ee102ec2 100644
--- a/libs/ardour/pannable.cc
+++ b/libs/ardour/pannable.cc
@@ -256,15 +256,3 @@ Pannable::set_state (const XMLNode& root, int version)
 
 	return 0;
 }
-
-string
-Pannable::value_as_string (boost::shared_ptr<const AutomationControl> ac) const
-{
-	boost::shared_ptr<Panner> p = panner ();
-
-	if (p) {
-		return p->value_as_string (ac);
-	}
-
-	return ARDOUR::value_as_string(ac->desc(), ac->get_value());
-}
diff --git a/libs/ardour/panner.cc b/libs/ardour/panner.cc
index dd7576bb45..28d862d2db 100644
--- a/libs/ardour/panner.cc
+++ b/libs/ardour/panner.cc
@@ -98,12 +98,6 @@ Panner::describe_parameter (Evoral::Parameter p)
 	return _pannable->describe_parameter (p);
 }
 
-string
-Panner::value_as_string (boost::shared_ptr<const AutomationControl> ac) const
-{
-	return _pannable->value_as_string (ac);
-}
-
 int
 Panner::set_state (XMLNode const &, int)
 {