annotate data/model/PowerOfSqrtTwoZoomConstraint.h @ 985:f073d924a7c3

Fix #1058 clicking row in Layer Edit dialog when colour 3d plot layer active jumps to wrong frame (was using sample rate where resolution intended)
author Chris Cannam
date Tue, 16 Sep 2014 10:29:19 +0100
parents 59e7fe1b1003
children d4a28d1479a8 48e9f538e6e9
rev   line source
Chris@147 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@147 2
Chris@147 3 /*
Chris@147 4 Sonic Visualiser
Chris@147 5 An audio file viewer and annotation editor.
Chris@147 6 Centre for Digital Music, Queen Mary, University of London.
Chris@147 7 This file copyright 2006 Chris Cannam.
Chris@147 8
Chris@147 9 This program is free software; you can redistribute it and/or
Chris@147 10 modify it under the terms of the GNU General Public License as
Chris@147 11 published by the Free Software Foundation; either version 2 of the
Chris@147 12 License, or (at your option) any later version. See the file
Chris@147 13 COPYING included with this distribution for more information.
Chris@147 14 */
Chris@147 15
Chris@147 16 #ifndef _POWER_OF_SQRT_TWO_ZOOM_CONSTRAINT_H_
Chris@147 17 #define _POWER_OF_SQRT_TWO_ZOOM_CONSTRAINT_H_
Chris@147 18
Chris@147 19 #include "base/ZoomConstraint.h"
Chris@147 20
Chris@147 21 class PowerOfSqrtTwoZoomConstraint : virtual public ZoomConstraint
Chris@147 22 {
Chris@147 23 public:
Chris@929 24 virtual int getNearestBlockSize(int requestedBlockSize,
Chris@147 25 RoundingDirection dir = RoundNearest)
Chris@147 26 const;
Chris@147 27
Chris@929 28 virtual int getNearestBlockSize(int requestedBlockSize,
Chris@147 29 int &type,
Chris@147 30 int &power,
Chris@147 31 RoundingDirection dir = RoundNearest)
Chris@147 32 const;
Chris@147 33
Chris@929 34 virtual int getMinCachePower() const { return 6; }
Chris@147 35 };
Chris@147 36
Chris@147 37 #endif
Chris@147 38