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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
Sonic Visualiser
An audio file viewer and annotation editor.
Centre for Digital Music, Queen Mary, University of London.
This file copyright 2009 QMUL.
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. See the file
COPYING included with this distribution for more information.
*/
#ifndef SV_FRAME_TIMER_H
#define SV_FRAME_TIMER_H
#include "BaseTypes.h"
namespace sv {
/**
* A trivial interface for things that permit retrieving "the current
* frame". Implementations of this interface are used, for example,
* for timestamping incoming MIDI events when tapping to MIDI.
*/
class FrameTimer
{
public:
virtual ~FrameTimer() { }
virtual sv_frame_t getFrame() const = 0;
};
} // end namespace sv
#endif
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