src/GUI/speedgraphitem.cpp

   1 #include <QLocale>
   2 #include "tooltip.h"
   3 #include "format.h"
   4 #include "speedgraphitem.h"
   5
   6
   7 SpeedGraphItem::SpeedGraphItem(const Graph &graph, GraphType type, int width,
   8   const QColor &color, Qt::PenStyle style, qreal movingTime,
   9   QGraphicsItem *parent) : GraphItem(graph, type, width, color, style, parent)
  10 {
  11         _timeType = Total;
  12
  13         _max = GraphItem::max();
  14         _avg = graph.last().last().s() / graph.last().last().t();
  15         _mavg = graph.last().last().s() / movingTime;
  16 }
  17
  18 ToolTip SpeedGraphItem::info() const
  19 {
  20         ToolTip tt;
  21         qreal scale = (_units == Imperial) ? MS2MIH : (_units == Nautical)
  22           ? MS2KN : MS2KMH;
  23         QString su = (_units == Imperial) ? tr("mi/h") : (_units == Nautical)
  24           ? tr("kn") : tr("km/h");
  25         QString pace = Format::timeSpan((3600.0 / ((_timeType == Total)
  26           ? avg() * scale : mavg() * scale)), false);
  27         QString pu = (_units == Metric) ? tr("min/km") : (_units == Imperial) ?
  28           tr("min/mi") : tr("min/nmi");
  29         QLocale l(QLocale::system());
  30
  31         tt.insert(tr("Maximum"), l.toString(max() * scale, 'f', 1)
  32           + UNIT_SPACE + su);
  33         tt.insert(tr("Average"), l.toString((_timeType == Total)
  34           ? avg() * scale : mavg() * scale, 'f', 1) + UNIT_SPACE + su);
  35         tt.insert(tr("Pace"), pace + UNIT_SPACE + pu);
  36
  37         return tt;
  38 }
  39
  40 void SpeedGraphItem::setTimeType(TimeType type)
  41 {
  42         _timeType = type;
  43 }