view data/model/PowerOfTwoZoomConstraint.h @ 1136:e94719f941ba tony-2.0-integration

Return maximum through getNormalizedMagnitudesAt to avoid having to make more than one call
author Chris Cannam
date Tue, 20 Oct 2015 12:54:06 +0100
parents 59e7fe1b1003
children d4a28d1479a8 48e9f538e6e9
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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 2006 Chris Cannam.
    
    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 _POWER_OF_TWO_ZOOM_CONSTRAINT_H_
#define _POWER_OF_TWO_ZOOM_CONSTRAINT_H_

#include "base/ZoomConstraint.h"

class PowerOfTwoZoomConstraint : virtual public ZoomConstraint
{
public:
    virtual int getNearestBlockSize(int requestedBlockSize,
				       RoundingDirection dir = RoundNearest)
	const;
};

#endif