view data/model/PowerOfTwoZoomConstraint.h @ 149:3e4c384f518e

* Reorganising code base. This revision will not compile.
author Chris Cannam
date Mon, 31 Jul 2006 12:03:45 +0000
parents 3a13b0d4934e
children 0ed2b2e26b44
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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 size_t getNearestBlockSize(size_t requestedBlockSize,
				       RoundingDirection dir = RoundNearest)
	const;
/*
    virtual size_t getNextBlockSize(size_t blockSize,
				    RoundingDirection dir = RoundNearest)
	const;
*/
};

#endif