72 lines
2.3 KiB
C++
72 lines
2.3 KiB
C++
/*
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* Copyright (C) 2016 Paul Davis <paul@linuxaudiosystems.com>
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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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#ifndef __ardour_phase_control_h__
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#define __ardour_phase_control_h__
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#include <memory>
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#include <string>
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#include <boost/dynamic_bitset.hpp>
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#include "ardour/slavable_automation_control.h"
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#include "ardour/libardour_visibility.h"
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namespace ARDOUR {
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class Session;
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/* Note that PhaseControl is not Slavable. There's no particular reason for
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* this, it could be changed at any time. But it seems useless.
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*/
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class LIBARDOUR_API PhaseControl : public AutomationControl
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{
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public:
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PhaseControl (Session& session, std::string const & name, Temporal::TimeDomain);
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/* There are two approaches to designing/using a PhaseControl. One is
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* to have one such control for every channel of the control's
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* owner. The other is to have a single control which manages all
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* channels. For now (Spring 2016) we're using the second design.
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*/
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void set_phase_invert (uint32_t, bool yn);
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void set_phase_invert (boost::dynamic_bitset<>);
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bool inverted (uint32_t chn) const { return _phase_invert[chn]; }
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bool none () const { return !_phase_invert.any(); }
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bool any() const { return _phase_invert.any(); }
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uint64_t count() const { return _phase_invert.count(); }
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uint64_t size() const { return _phase_invert.size(); }
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void resize (uint32_t);
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int set_state (XMLNode const&, int);
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XMLNode& get_state () const;
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protected:
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void actually_set_value (double, PBD::Controllable::GroupControlDisposition group_override);
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private:
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boost::dynamic_bitset<> _phase_invert;
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};
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} /* namespace */
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#endif /* __libardour_phase_control_h__ */
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