annotate layer/PaintAssistant.h @ 640:c6d705bf1672

Merge from branch "qt5". This revision actually builds with Qt4 (late releases) or Qt5, though it will warn on configure with Qt4.
author Chris Cannam
date Tue, 14 May 2013 12:36:43 +0100
parents 8dc50f57d480
children b66fb15de477
rev   line source
Chris@195 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@195 2
Chris@195 3 /*
Chris@195 4 Sonic Visualiser
Chris@195 5 An audio file viewer and annotation editor.
Chris@195 6 Centre for Digital Music, Queen Mary, University of London.
Chris@195 7 This file copyright 2006-2007 Chris Cannam and QMUL.
Chris@195 8
Chris@195 9 This program is free software; you can redistribute it and/or
Chris@195 10 modify it under the terms of the GNU General Public License as
Chris@195 11 published by the Free Software Foundation; either version 2 of the
Chris@195 12 License, or (at your option) any later version. See the file
Chris@195 13 COPYING included with this distribution for more information.
Chris@195 14 */
Chris@195 15
Chris@195 16 #ifndef _PAINT_ASSISTANT_H_
Chris@195 17 #define _PAINT_ASSISTANT_H_
Chris@195 18
Chris@195 19 #include <QRect>
Chris@195 20 #include <vector>
Chris@195 21
Chris@195 22 class QPainter;
Chris@195 23
Chris@195 24 class PaintAssistant
Chris@195 25 {
Chris@195 26 public:
Chris@195 27 enum Scale { LinearScale, MeterScale, dBScale };
Chris@195 28
Chris@195 29 static void paintVerticalLevelScale(QPainter &p, QRect rect,
Chris@195 30 float minVal, float maxVal,
Chris@220 31 Scale scale, int &multRtn,
Chris@195 32 std::vector<int> *markCoordRtns = 0);
Chris@195 33
Chris@195 34 static int getYForValue(Scale scale, float value,
Chris@195 35 float minVal, float maxVal,
Chris@195 36 int minY, int height);
Chris@195 37 };
Chris@195 38
Chris@195 39 #endif