Blackberry: Add ambient light sensor support

Change-Id: I119c5864599e206795522be485c4c218f983cfb9
Reviewed-by: Adam Parco <aparco@rim.com>
Reviewed-by: Lorn Potter <lorn.potter@nokia.com>
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

4 files changed, 137 insertions, 0 deletions

diff --git a/src/plugins/sensors/blackberry/bbambientlightsensor.cpp b/src/plugins/sensors/blackberry/bbambientlightsensor.cpp
new file mode 100644
index 00000000..a2dc99f7
--- /dev/null
+++ b/src/plugins/sensors/blackberry/bbambientlightsensor.cpp
@@ -0,0 +1,69 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Research In Motion
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtSensors module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "bbambientlightsensor.h"
+
+BbAmbientLightSensor::BbAmbientLightSensor(QSensor *sensor)
+    : BbSensorBackend<QAmbientLightReading>(devicePath(), SENSOR_TYPE_LIGHT, sensor)
+{
+    setDescription(QLatin1String("Ambient light brightness"));
+}
+
+bool BbAmbientLightSensor::updateReadingFromEvent(const sensor_event_t &event, QAmbientLightReading *reading)
+{
+    const int lightLevelLux = event.light_s.illuminance;
+    if (lightLevelLux < 10)
+        reading->setLightLevel(QAmbientLightReading::Dark);
+    else if (lightLevelLux < 80)
+        reading->setLightLevel(QAmbientLightReading::Twilight);
+    else if (lightLevelLux < 400)
+        reading->setLightLevel(QAmbientLightReading::Light);
+    else if (lightLevelLux < 2500)
+        reading->setLightLevel(QAmbientLightReading::Bright);
+    else
+        reading->setLightLevel(QAmbientLightReading::Sunny);
+
+    return true;
+}
+
+QString BbAmbientLightSensor::devicePath()
+{
+    return QLatin1String("/dev/sensor/light");
+}
diff --git a/src/plugins/sensors/blackberry/bbambientlightsensor.h b/src/plugins/sensors/blackberry/bbambientlightsensor.h
new file mode 100644
index 00000000..25d0e2e3
--- /dev/null
+++ b/src/plugins/sensors/blackberry/bbambientlightsensor.h
@@ -0,0 +1,60 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Research In Motion
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtSensors module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifndef BBAMBIENTLIGHTSENSOR_H
+#define BBAMBIENTLIGHTSENSOR_H
+
+#include "bbsensorbackend.h"
+#include <qambientlightsensor.h>
+
+class BbAmbientLightSensor : public BbSensorBackend<QAmbientLightReading>
+{
+    Q_OBJECT
+
+public:
+    explicit BbAmbientLightSensor(QSensor *sensor);
+
+    static QString devicePath();
+
+protected:
+    bool updateReadingFromEvent(const sensor_event_t &event, QAmbientLightReading *reading) Q_DECL_OVERRIDE;
+};
+
+#endif
diff --git a/src/plugins/sensors/blackberry/blackberry.pro b/src/plugins/sensors/blackberry/blackberry.pro
index a088c1a4..fecd8276 100644
--- a/src/plugins/sensors/blackberry/blackberry.pro
+++ b/src/plugins/sensors/blackberry/blackberry.pro
@@ -13,6 +13,7 @@ DESTDIR = $$QT.sensors.plugins/sensors
 HEADERS += bbsensorbackend.h \
     bbaccelerometer.h \
     bbaltimeter.h \
+    bbambientlightsensor.h \
     bbcompass.h \
     bbgyroscope.h \
     bbirproximitysensor.h \
@@ -28,6 +29,7 @@ HEADERS += bbsensorbackend.h \
 SOURCES += bbsensorbackend.cpp \
     bbaccelerometer.cpp \
     bbaltimeter.cpp \
+    bbambientlightsensor.cpp \
     bbcompass.cpp \
     bbgyroscope.cpp \
     bbirproximitysensor.cpp \
diff --git a/src/plugins/sensors/blackberry/main.cpp b/src/plugins/sensors/blackberry/main.cpp
index c0d1f1d9..e5827760 100644
--- a/src/plugins/sensors/blackberry/main.cpp
+++ b/src/plugins/sensors/blackberry/main.cpp
@@ -40,6 +40,7 @@
 ****************************************************************************/
 #include "bbaccelerometer.h"
 #include "bbaltimeter.h"
+#include "bbambientlightsensor.h"
 #include "bbcompass.h"
 #include "bbgyroscope.h"
 #include "bbirproximitysensor.h"
@@ -56,6 +57,7 @@
 
 static const char *bbAccelerometerId = "bbAccelerometer";
 static const char *bbAltitmeterId = "bbAltimeter";
+static const char *bbAmbientLightSensorId = "bbAmbientLightSensor";
 static const char *bbCompassId = "bbCompass";
 static const char *bbGyroscopeId = "bbGyroscope";
 static const char *bbIRProximitySensorId = "bbIRProximitySensor";
@@ -80,6 +82,8 @@ public:
             QSensorManager::registerBackend(QAccelerometer::type, bbAccelerometerId, this);
         if (sensorSupported(BbAltimeter::devicePath()))
             QSensorManager::registerBackend("BbAltimeter", bbAltitmeterId, this);
+        if (sensorSupported(BbAmbientLightSensor::devicePath()))
+            QSensorManager::registerBackend(QAmbientLightSensor::type, bbAmbientLightSensorId, this);
         if (sensorSupported(BbCompass::devicePath()))
             QSensorManager::registerBackend(QCompass::type, bbCompassId, this);
         if (sensorSupported(BbGyroscope::devicePath()))
@@ -109,6 +113,8 @@ public:
             backend = new BbAccelerometer(sensor);
         if (sensor->identifier() == bbAltitmeterId)
             backend = new BbAltimeter(sensor);
+        if (sensor->identifier() == bbAmbientLightSensorId)
+            backend = new BbAmbientLightSensor(sensor);
         if (sensor->identifier() == bbCompassId)
             backend = new BbCompass(sensor);
         if (sensor->identifier() == bbGyroscopeId)