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livetrax/libs/evoral/evoral/ControlSet.hpp
2016-12-21 23:09:40 +01:00

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2.7 KiB
C++

/* This file is part of Evoral.
* Copyright (C) 2008 David Robillard <http://drobilla.net>
* Copyright (C) 2000-2008 Paul Davis
*
* Evoral is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option) any later
* version.
*
* Evoral is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef EVORAL_CONTROLLABLE_HPP
#define EVORAL_CONTROLLABLE_HPP
#include <set>
#include <map>
#include <boost/shared_ptr.hpp>
#include <boost/utility.hpp>
#include <glibmm/threads.h>
#include "pbd/signals.h"
#include "evoral/visibility.h"
#include "evoral/Parameter.hpp"
#include "evoral/ControlList.hpp"
namespace Evoral {
class Control;
class ControlEvent;
class LIBEVORAL_API ControlSet : public boost::noncopyable {
public:
ControlSet();
ControlSet (const ControlSet&);
virtual ~ControlSet() {}
virtual boost::shared_ptr<Evoral::Control>
control_factory(const Evoral::Parameter& id) = 0;
boost::shared_ptr<Control>
control (const Parameter& id, bool create_if_missing=false);
inline boost::shared_ptr<const Control>
control (const Parameter& id) const {
const Controls::const_iterator i = _controls.find(id);
return (i != _controls.end() ? i->second : boost::shared_ptr<Control>());
}
typedef std::map< Parameter, boost::shared_ptr<Control> > Controls;
inline Controls& controls() { return _controls; }
inline const Controls& controls() const { return _controls; }
virtual void add_control(boost::shared_ptr<Control>);
virtual bool find_next_event(double start, double end, ControlEvent& ev, bool only_active = true) const = 0;
virtual bool controls_empty() const { return _controls.size() == 0; }
virtual void clear_controls();
void what_has_data(std::set<Parameter>&) const;
Glib::Threads::Mutex& control_lock() const { return _control_lock; }
protected:
virtual void control_list_marked_dirty () {}
virtual void control_list_interpolation_changed (Parameter, ControlList::InterpolationStyle) {}
mutable Glib::Threads::Mutex _control_lock;
Controls _controls;
PBD::ScopedConnectionList _list_connections;
private:
PBD::ScopedConnectionList _control_connections;
};
} // namespace Evoral
#endif // EVORAL_CONTROLLABLE_HPP