comparison layer/LogNumericalScale.h @ 698:ad7623c39396

Pull out log and linear vertical scales into their own classes, make some improvements to log numbering

+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Sonic Visualiser
+    An audio file viewer and annotation editor.
+    Centre for Digital Music, Queen Mary, University of London.
+    This file copyright 2006-2013 Chris Cannam and QMUL.
+    
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#ifndef LOG_NUMERICAL_SCALE_H
+#define LOG_NUMERICAL_SCALE_H
+
+#include <QRect>
+
+class QPainter;
+class View;
+class VerticalScaleLayer;
+
+class LogNumericalScale
+{
+public:
+    int getWidth(View *v, QPainter &paint);
+
+    void paintVertical
+    (View *v, const VerticalScaleLayer *layer, QPainter &paint, int x0,
+     float minlog, float maxlog);
+};
+
+#endif
+