1 /* This file is part of Evoral.
2 * Copyright (C) 2008 David Robillard <http://drobilla.net>
3 * Copyright (C) 2000-2008 Paul Davis
5 * Evoral is free software; you can redistribute it and/or modify it under the
6 * terms of the GNU General Public License as published by the Free Software
7 * Foundation; either version 2 of the License, or (at your option) any later
10 * Evoral is distributed in the hope that it will be useful, but WITHOUT ANY
11 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 #ifndef EVORAL_CONTROLLABLE_HPP
20 #define EVORAL_CONTROLLABLE_HPP
24 #include <boost/shared_ptr.hpp>
25 #include <boost/utility.hpp>
26 #include <glibmm/threads.h>
27 #include "pbd/signals.h"
29 #include "evoral/visibility.h"
30 #include "evoral/Parameter.hpp"
31 #include "evoral/ControlList.hpp"
38 class LIBEVORAL_API ControlSet : public boost::noncopyable {
41 ControlSet (const ControlSet&);
42 virtual ~ControlSet() {}
44 virtual boost::shared_ptr<Evoral::Control>
45 control_factory(const Evoral::Parameter& id) = 0;
47 boost::shared_ptr<Control>
48 control (const Parameter& id, bool create_if_missing=false);
50 inline boost::shared_ptr<const Control>
51 control (const Parameter& id) const {
52 const Controls::const_iterator i = _controls.find(id);
53 return (i != _controls.end() ? i->second : boost::shared_ptr<Control>());
56 typedef std::map< Parameter, boost::shared_ptr<Control> > Controls;
57 inline Controls& controls() { return _controls; }
58 inline const Controls& controls() const { return _controls; }
60 virtual void add_control(boost::shared_ptr<Control>);
62 virtual bool find_next_event(double start, double end, ControlEvent& ev, bool only_active = true) const = 0;
64 virtual bool controls_empty() const { return _controls.size() == 0; }
65 virtual void clear_controls();
67 void what_has_data(std::set<Parameter>&) const;
69 Glib::Threads::Mutex& control_lock() const { return _control_lock; }
72 virtual void control_list_marked_dirty () {}
73 virtual void control_list_interpolation_changed (Parameter, ControlList::InterpolationStyle) {}
75 mutable Glib::Threads::Mutex _control_lock;
78 PBD::ScopedConnectionList _list_connections;
82 PBD::ScopedConnectionList _control_connections;
88 #endif // EVORAL_CONTROLLABLE_HPP