src/pmchart/timeaxis.h

   1 /*
   2  * Copyright (c) 2007, Aconex.  All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License as published by the
   6  * Free Software Foundation; either version 2 of the License, or (at your
   7  * option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  11  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * for more details.
  13  */
  14 #ifndef TIMEAXIS_H
  15 #define TIMEAXIS_H
  16
  17 #include <qwt_plot_canvas.h>
  18 #include <qwt_plot_layout.h>
  19 #include <qwt_plot.h>
  20 #include <QResizeEvent>
  21
  22 class Tab;
  23
  24 class TimeAxis : public QwtPlot
  25 {
  26     Q_OBJECT
  27 public:
  28     TimeAxis(QWidget *);
  29
  30     void init();
  31     void resetFont();
  32     void clearScaleCache();
  33     double scaleValue(double delta, int count);
  34     double delta(void) { return my.delta; }
  35     double points(void) { return my.points; }
  36     void noArchiveSources();
  37     void print(QPainter *, QRect &, bool);
  38
  39 protected:
  40     void resizeEvent(QResizeEvent *);
  41
  42 private:
  43     struct {
  44         int points;
  45         double delta;
  46         double scale;
  47     } my;
  48 };
  49
  50 #endif  /* TIMEAXIS_H */