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 LINEAR_COLOUR_SCALE_H
17 #define LINEAR_COLOUR_SCALE_H
18 
19 #include <QRect>
20 
21 class QPainter;
22 class LayerGeometryProvider;
23 class ColourScaleLayer;
24 
25 class LinearColourScale
26 {
27 public:
28     int getWidth(LayerGeometryProvider *v, QPainter &paint);
29 
30     void paintVertical
31     (LayerGeometryProvider *v, const ColourScaleLayer *layer, QPainter &paint, int x0,
32      double minf, double maxf);
33 };
34 
35 #endif
36 
37