prepare region RMS (loudness) normalization

[ardour.git] / libs / ardour / ardour / gain_control.h

diff --git a/libs/ardour/ardour/gain_control.h b/libs/ardour/ardour/gain_control.h
index 07a900a164ddb3322145e515a0f38203eb67d4a0..f72320f1dd59ca47417dfcde3d53d6d816131862 100644 (file)
--- a/libs/ardour/ardour/gain_control.h
+++ b/libs/ardour/ardour/gain_control.h
@@ -20,27 +20,25 @@
 #define __ardour_gain_control_h__
 
 #include <string>
+
 #include <boost/shared_ptr.hpp>
 
 #include "pbd/controllable.h"
 
 #include "evoral/Parameter.hpp"
 
-#include "ardour/automation_control.h"
+#include "ardour/slavable_automation_control.h"
 #include "ardour/libardour_visibility.h"
 
 namespace ARDOUR {
 
 class Session;
 
-class LIBARDOUR_API GainControl : public AutomationControl {
+class LIBARDOUR_API GainControl : public SlavableAutomationControl {
   public:
        GainControl (Session& session, const Evoral::Parameter &param,
                     boost::shared_ptr<AutomationList> al = boost::shared_ptr<AutomationList>());
 
-       void set_value (double val, PBD::Controllable::GroupControlDisposition group_override);
-       void set_value_unchecked (double);
-
        double internal_to_interface (double) const;
        double interface_to_internal (double) const;
        double internal_to_user (double) const;
@@ -49,8 +47,14 @@ class LIBARDOUR_API GainControl : public AutomationControl {
 
        double lower_db;
        double range_db;
+
+       int set_state (XMLNode const&, int);
+       XMLNode& get_state();
+
+       void inc_gain (gain_t);
+
   private:
-       void _set_value (double val, PBD::Controllable::GroupControlDisposition group_override);
+       void recompute_masters_ratios (double val);
 };
 
 } /* namespace */