2 Copyright (C) 2006-2016 Paul Davis
4 This program is free software; you can redistribute it and/or modify it
5 under the terms of the GNU General Public License as published by the Free
6 Software Foundation; either version 2 of the License, or (at your option)
9 This program is distributed in the hope that it will be useful, but WITHOUT
10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 You should have received a copy of the GNU General Public License along
15 with this program; if not, write to the Free Software Foundation, Inc.,
16 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __ardour_gain_control_h__
20 #define __ardour_gain_control_h__
24 #include <boost/shared_ptr.hpp>
26 #include "pbd/controllable.h"
28 #include "evoral/Parameter.hpp"
30 #include "ardour/automation_control.h"
31 #include "ardour/libardour_visibility.h"
37 class LIBARDOUR_API GainControl : public AutomationControl {
39 GainControl (Session& session, const Evoral::Parameter ¶m,
40 boost::shared_ptr<AutomationList> al = boost::shared_ptr<AutomationList>());
42 void set_value (double val, PBD::Controllable::GroupControlDisposition group_override);
43 void set_value_unchecked (double);
45 double internal_to_interface (double) const;
46 double interface_to_internal (double) const;
47 double internal_to_user (double) const;
48 double user_to_internal (double) const;
49 std::string get_user_string () const;
54 int set_state (XMLNode const&, int);
58 std::string masters_string;
59 PBD::ScopedConnection vca_loaded_connection;
62 void recompute_masters_ratios (double val);
64 void _set_value (double val, PBD::Controllable::GroupControlDisposition group_override);
69 #endif /* __ardour_gain_control_h__ */