Add VIS vehicle signal support

[apps/homescreen.git] / homescreen / src / mastervolume.cpp

diff --git a/homescreen/src/mastervolume.cpp b/homescreen/src/mastervolume.cpp
index 5e1e450..8d7ecb4 100644 (file)
--- a/homescreen/src/mastervolume.cpp
+++ b/homescreen/src/mastervolume.cpp
@@ -15,17 +15,96 @@
  */
 
 #include "mastervolume.h"
+#include <QTimer>
+#include <QtDebug>
 
-void MasterVolume::setVolume(pa_volume_t volume)
+MasterVolume::MasterVolume(QObject* parent) :
+       QObject(parent),
+       m_volume(50)
 {
-       int volume_delta = volume - m_volume;
-       m_volume = volume;
-       emit sliderVolumeChanged(volume_delta);
+       VehicleSignalsConfig vsConfig("homescreen");
+       m_vs = new VehicleSignals(vsConfig);
+
+       if (m_vs) {
+               QObject::connect(m_vs, &VehicleSignals::connected, this, &MasterVolume::onConnected);
+               QObject::connect(m_vs, &VehicleSignals::authorized, this, &MasterVolume::onAuthorized);
+               QObject::connect(m_vs, &VehicleSignals::disconnected, this, &MasterVolume::onDisconnected);
+
+               m_vs->connect();
+       }
+}
 
+qint32 MasterVolume::getVolume() const
+{
+       return m_volume;
 }
 
-void MasterVolume::changeExternalVolume(int volume)
+void MasterVolume::setVolume(qint32 volume)
 {
+       if (m_volume == volume)
+               return;
+
        m_volume = volume;
-       emit volumeChanged();
+
+       if (!(m_vs && m_connected))
+               return;
+
+       m_vs->set("Vehicle.Cabin.Infotainment.Media.Volume", QString::number(volume));
+}
+
+void MasterVolume::onConnected()
+{
+       if (!m_vs)
+               return;
+
+       m_vs->authorize();
+}
+
+void MasterVolume::onAuthorized()
+{
+       if (!m_vs)
+               return;
+
+       m_connected = true;
+
+       QObject::connect(m_vs, &VehicleSignals::getSuccessResponse, this, &MasterVolume::onGetSuccessResponse);
+       QObject::connect(m_vs, &VehicleSignals::signalNotification, this, &MasterVolume::onSignalNotification);
+
+       m_vs->subscribe("Vehicle.Cabin.Infotainment.Media.Volume");
+       m_vs->get("Vehicle.Cabin.Infotainment.Media.Volume");
+}
+
+void MasterVolume::onDisconnected()
+{
+       QObject::disconnect(m_vs, &VehicleSignals::signalNotification, this, &MasterVolume::onGetSuccessResponse);
+       QObject::disconnect(m_vs, &VehicleSignals::signalNotification, this, &MasterVolume::onSignalNotification);
+
+       m_connected = false;
+}
+
+void MasterVolume::updateVolume(QString value)
+{
+       bool ok;
+       qint32 volume = value.toInt(&ok);
+       if (ok) {
+               volume = qBound(0, volume, 100);
+               if (m_volume != volume) {
+                       m_volume = volume;
+                       emit VolumeChanged();
+               }
+       }
+}
+
+void MasterVolume::onGetSuccessResponse(QString path, QString value, QString timestamp)
+{
+       if (path == "Vehicle.Cabin.Infotainment.Media.Volume") {
+               updateVolume(value);
+               emit VolumeChanged();
+       }
+}
+
+void MasterVolume::onSignalNotification(QString path, QString value, QString timestamp)
+{
+       if (path == "Vehicle.Cabin.Infotainment.Media.Volume")
+               updateVolume(value);
 }