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/*
    Copyright (C) 2015 Paul Davis
    Author: André Nusser

    This program 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.

    This program 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 more 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef __ardour_transpose_h__
#define __ardour_transpose_h__

#include "ardour/libardour_visibility.h"
#include "ardour/midi_model.h"
#include "ardour/midi_operator.h"

namespace ARDOUR {

class LIBARDOUR_API Transpose : public MidiOperator {
public:
	typedef Evoral::Sequence<Evoral::Beats>::NotePtr     NotePtr;
	typedef Evoral::Sequence<Evoral::Beats>::Notes       Notes;

	Transpose (int semitones);

	Command* operator() (boost::shared_ptr<ARDOUR::MidiModel> model,
	                     Evoral::Beats                        position,
	                     std::vector<Notes>&                  seqs);

	std::string name () const { return std::string ("transpose"); }

private:
	int _semitones;
};

} /* namespace */

#endif /* __ardour_transpose_h__ */