ColourScaleLayer.h
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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
2 
3 /*
4  Sonic Visualiser
5  An audio file viewer and annotation editor.
6  Centre for Digital Music, Queen Mary, University of London.
7  This file copyright 2006-2013 Chris Cannam and QMUL.
8 
9  This program is free software; you can redistribute it and/or
10  modify it under the terms of the GNU General Public License as
11  published by the Free Software Foundation; either version 2 of the
12  License, or (at your option) any later version. See the file
13  COPYING included with this distribution for more information.
14 */
15 
16 #ifndef COLOUR_SCALE_LAYER_H
17 #define COLOUR_SCALE_LAYER_H
18 
19 #include <QString>
20 #include <QColor>
21 
23 
32 {
33 public:
34  virtual QString getScaleUnits() const = 0;
35  virtual QColor getColourForValue(LayerGeometryProvider *v, double value) const = 0;
36 };
37 
38 #endif
39 
virtual QColor getColourForValue(LayerGeometryProvider *v, double value) const =0
Interface for classes that provide geometry information (such as size, start frame, and a large number of other properties) about the disposition of a layer.
Interface for layers in which a colour scale represents (or can sometimes represent, depending on the display mode) the sample value.
virtual QString getScaleUnits() const =0