vcs.maemo.org Git - situare/blob - src/qmlui/rotation.cpp

   1 #include "rotation.h"
   2 #include <QOrientationReading>
   3 #include <QOrientationSensor>
   4 #include <QTimer>
   5
   6 QTM_USE_NAMESPACE
   7
   8 Rotation::Rotation(QObject *parent) :
   9     QObject(parent)
  10 {
  11     startReading();
  12 }
  13
  14 void Rotation::onReadingChanged()
  15 {
  16     if (m_sensor) {
  17         switch (m_sensor->reading()->orientation()) {
  18         case QOrientationReading::TopUp:
  19         case QOrientationReading::TopDown:
  20             if( m_orientation == "potrait") {
  21                 m_orientation = "";
  22                 emit orientationChanged();
  23             }
  24             break;
  25         case QOrientationReading::LeftUp:
  26         case QOrientationReading::RightUp:
  27             if (m_orientation == "") {
  28                 m_orientation = "potrait";
  29                 emit orientationChanged();
  30             }
  31             break;
  32         default:
  33             break;
  34         }
  35
  36         delete m_sensor;
  37         m_sensor = 0;
  38
  39         QTimer::singleShot(1000, this, SLOT(startReading()));
  40     }
  41 }
  42
  43 const QString& Rotation::orientation() const
  44 {
  45     return m_orientation;
  46 }
  47
  48 void Rotation::startReading()
  49 {
  50     m_sensor = new QOrientationSensor(this);
  51     connect(m_sensor, SIGNAL(readingChanged()), this, SLOT(onReadingChanged()));
  52     m_sensor->start();
  53 }