Mercurial > hg > svcore
view data/model/PowerOfSqrtTwoZoomConstraint.h @ 442:04b7fd31e1c6
* Add segmentation plot type to region layer (plotting not implemented yet)
author | Chris Cannam |
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date | Fri, 19 Sep 2008 12:55:35 +0000 |
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_SQRT_TWO_ZOOM_CONSTRAINT_H_ #define _POWER_OF_SQRT_TWO_ZOOM_CONSTRAINT_H_ #include "base/ZoomConstraint.h" class PowerOfSqrtTwoZoomConstraint : virtual public ZoomConstraint { public: virtual size_t getNearestBlockSize(size_t requestedBlockSize, RoundingDirection dir = RoundNearest) const; virtual size_t getNearestBlockSize(size_t requestedBlockSize, int &type, int &power, RoundingDirection dir = RoundNearest) const; virtual size_t getMinCachePower() const { return 6; } }; #endif