LinearColourScale.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 LINEAR_COLOUR_SCALE_H
17 #define LINEAR_COLOUR_SCALE_H
18 
19 #include <QRect>
20 
21 class QPainter;
23 class ColourScaleLayer;
24 
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 
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.
int getWidth(LayerGeometryProvider *v, QPainter &paint)
void paintVertical(LayerGeometryProvider *v, const ColourScaleLayer *layer, QPainter &paint, int x0, double minf, double maxf)