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Copyright (C) 2009 Paul Davis
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Author: David Robillard
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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$Id: midiregion.h 733 2006-08-01 17:19:38Z drobilla $
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#include "evoral/TimeConverter.hpp"
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#include "ardour/types.h"
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#ifndef __ardour_beats_frames_converter_h__
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#define __ardour_beats_frames_converter_h__
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/** Converter between beats and frames. Takes distances in beats or frames
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* from some origin (supplied to the constructor in frames), and converts
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* them to the opposite unit, taking tempo changes into account.
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class BeatsFramesConverter : public Evoral::TimeConverter<double,framepos_t> {
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BeatsFramesConverter (TempoMap& tempo_map, framepos_t origin)
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: Evoral::TimeConverter<double, framepos_t> (origin)
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, _tempo_map(tempo_map)
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framepos_t to (double beats) const;
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double from (framepos_t frames) const;
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} /* namespace ARDOUR */
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#endif /* __ardour_beats_frames_converter_h__ */