git.maemo.org Git - yandex-traffic/blob - light.cpp

   1 #include <QtGui>
   2 #include "light.hpp"
   3 #include "traffic.hpp"
   4
   5
   6 // --------------------------------------------------
   7 // TrafficLight
   8 // --------------------------------------------------
   9 TrafficLight::TrafficLight (QWidget *parent)
  10     : QWidget (parent)
  11 {
  12     _color = ExtendedTrafficInfo::Unknown;
  13     setFixedSize (40, 40);
  14 }
  15
  16
  17 void TrafficLight::paintEvent (QPaintEvent *)
  18 {
  19     QPainter painter (this);
  20     QColor color;
  21     int side = qMin (width (), height ());
  22
  23     switch (_color) {
  24         case ExtendedTrafficInfo::Unknown:
  25             color = Qt::gray;
  26             break;
  27         case ExtendedTrafficInfo::Green:
  28             color = Qt::green;
  29             break;
  30         case ExtendedTrafficInfo::Yellow:
  31             color = Qt::yellow;
  32             break;
  33         case ExtendedTrafficInfo::Red:
  34             color = Qt::red;
  35             break;
  36     }
  37
  38     painter.setRenderHint(QPainter::Antialiasing);
  39     painter.setPen (color);
  40     painter.setBrush (color);
  41     painter.drawEllipse ((width ()-side)/2, (height ()-side)/2, side, side);
  42 }
  43