svgui
1.9
|
00001 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ 00002 00003 /* 00004 Sonic Visualiser 00005 An audio file viewer and annotation editor. 00006 Centre for Digital Music, Queen Mary, University of London. 00007 This file copyright 2006-2013 Chris Cannam and QMUL. 00008 00009 This program is free software; you can redistribute it and/or 00010 modify it under the terms of the GNU General Public License as 00011 published by the Free Software Foundation; either version 2 of the 00012 License, or (at your option) any later version. See the file 00013 COPYING included with this distribution for more information. 00014 */ 00015 00016 #ifndef VERTICAL_SCALE_LAYER_H 00017 #define VERTICAL_SCALE_LAYER_H 00018 00019 class VerticalScaleLayer 00020 { 00021 public: 00022 virtual int getYForValue(View *, float value) const = 0; 00023 virtual float getValueForY(View *, int y) const = 0; 00024 virtual QString getScaleUnits() const = 0; 00025 }; 00026 00027 #endif 00028