view data/model/PowerOfTwoZoomConstraint.h @ 212:fb8ddd00f440

* better icon * support range mappers in thumbwheel * supply range mapper for vertical zoom from spectrogram * fix bug in fftmodel for scaled ffts * make the various widgets all respond to double-click for edit, middle-click for reset, ctrl-left-click for reset
author Chris Cannam
date Fri, 12 Jan 2007 14:49:18 +0000 (2007-01-12)
parents 0ed2b2e26b44
children 59e7fe1b1003
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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;
};

#endif