1 /* This file is part of Evoral.
2 * Copyright (C) 2008 Dave 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/thread.h>
27 #include "evoral/types.hpp"
28 #include "evoral/Parameter.hpp"
36 class ControlSet : public boost::noncopyable {
39 virtual ~ControlSet() {}
41 virtual boost::shared_ptr<Evoral::Control>
42 control_factory(const Evoral::Parameter& id) = 0;
44 boost::shared_ptr<Control>
45 control (const Parameter& id, bool create_if_missing=false);
47 inline boost::shared_ptr<const Control>
48 control (const Parameter& id) const {
49 const Controls::const_iterator i = _controls.find(id);
50 return (i != _controls.end() ? i->second : boost::shared_ptr<Control>());
53 typedef std::map< Parameter, boost::shared_ptr<Control> > Controls;
54 inline Controls& controls() { return _controls; }
55 inline const Controls& controls() const { return _controls; }
57 virtual void add_control(boost::shared_ptr<Control>);
59 bool find_next_event(FrameTime start, FrameTime end, ControlEvent& ev) const;
61 virtual bool empty() const { return _controls.size() == 0; }
64 void what_has_data(std::set<Parameter>&) const;
66 Glib::Mutex& control_lock() const { return _control_lock; }
69 mutable Glib::Mutex _control_lock;
76 #endif // EVORAL_CONTROLLABLE_HPP