116 lines
3.1 KiB
C++
116 lines
3.1 KiB
C++
/*
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* Copyright (C) 2008-2014 David Robillard <d@drobilla.net>
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* Copyright (C) 2010-2018 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2010 Carl Hetherington <carl@carlh.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <iostream>
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#include <limits>
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#include "evoral/ControlSet.h"
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#include "evoral/ControlList.h"
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#include "evoral/Control.h"
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#include "evoral/Event.h"
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using namespace std;
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namespace Evoral {
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ControlSet::ControlSet ()
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{
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}
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ControlSet::ControlSet (ControlSet const & other)
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: noncopyable ()
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{
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/* derived class must copy controls */
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}
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void
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ControlSet::add_control(boost::shared_ptr<Control> ac)
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{
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_controls[ac->parameter()] = ac;
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ac->ListMarkedDirty.connect_same_thread (_control_connections, boost::bind (&ControlSet::control_list_marked_dirty, this));
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if (ac->list()) {
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ac->list()->InterpolationChanged.connect_same_thread (
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_list_connections,
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boost::bind (&ControlSet::control_list_interpolation_changed,
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this, ac->parameter(), _1));
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}
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}
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void
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ControlSet::what_has_data (set<Parameter>& s) const
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{
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Glib::Threads::Mutex::Lock lm (_control_lock);
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for (Controls::const_iterator li = _controls.begin(); li != _controls.end(); ++li) {
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if (li->second->list() && !li->second->list()->empty()) {
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s.insert (li->first);
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}
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}
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}
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/** If a control for the given parameter does not exist and \a create_if_missing is true,
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* a control will be created, added to this set, and returned.
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* If \a create_if_missing is false this function may return null.
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*/
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boost::shared_ptr<Control>
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ControlSet::control (const Parameter& parameter, bool create_if_missing)
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{
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Controls::iterator i = _controls.find(parameter);
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if (i != _controls.end()) {
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return i->second;
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} else if (create_if_missing) {
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boost::shared_ptr<Control> ac(control_factory(parameter));
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add_control(ac);
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return ac;
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} else {
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return boost::shared_ptr<Control>();
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}
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}
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void
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ControlSet::clear_controls ()
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{
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Glib::Threads::Mutex::Lock lm (_control_lock);
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_control_connections.drop_connections ();
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_list_connections.drop_connections ();
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for (Controls::iterator li = _controls.begin(); li != _controls.end(); ++li) {
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if (li->second->list()) {
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li->second->list()->clear();
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}
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}
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}
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} // namespace Evoral
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/* No good place for this so just put it here */
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std::ostream&
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std::operator<< (std::ostream & str, Evoral::Parameter const & p)
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{
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return str << p.type() << '-' << p.id() << '-' << (int) p.channel();
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}
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