1 files changed, 97 insertions, 0 deletions
diff --git a/src/plugins/sensors/sensortag/sensortagals.cpp b/src/plugins/sensors/sensortag/sensortagals.cpp
new file mode 100644
index 00000000..3fe2de4c
--- /dev/null
+++ b/src/plugins/sensors/sensortag/sensortagals.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2017 Lorn Potter
+** Copyright (C) 2017 The Qt Company Ltd.
+** Copyright (C) 2016 Canonical, Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtSensors module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "sensortagals.h"
+#include "sensortagbase.h"
+#include <QDebug>
+
+char const * const SensorTagAls::id("sensortag.als");
+
+SensorTagAls::SensorTagAls(QSensor *sensor)
+    : SensorTagBase(sensor)
+    , m_initDone(false)
+{
+    init();
+    setReading<QAmbientLightReading>(&m_reading);
+    setDescription(QLatin1String("ambient light intensity given as 5 pre-defined levels"));
+}
+
+void SensorTagAls::start()
+{
+    QObject::connect(this, &SensorTagBase::luxDataAvailable, this, &SensorTagAls::slotDataAvailable);
+    d_ptr->enableService(TI_SENSORTAG_LIGHT_SERVICE);
+}
+
+void SensorTagAls::stop()
+{
+    QObject::disconnect(this, &SensorTagBase::luxDataAvailable, this, &SensorTagAls::slotDataAvailable);
+    d_ptr->disableService(TI_SENSORTAG_LIGHT_SERVICE);
+}
+
+void SensorTagAls::slotDataAvailable(qreal data)
+{
+    QAmbientLightReading::LightLevel level = getLightLevel(data);
+    if (level != m_reading.lightLevel()) {
+        m_reading.setLightLevel(level);
+        m_reading.setTimestamp(produceTimestamp());
+        newReadingAvailable();
+    }
+}
+
+QAmbientLightReading::LightLevel SensorTagAls::getLightLevel(int lux)
+{
+    if (lux < 0)
+        return QAmbientLightReading::Undefined;
+    if (lux < 10)
+        return QAmbientLightReading::Dark;
+    if (lux < 80)
+        return QAmbientLightReading::Twilight;
+    if (lux < 400)
+        return QAmbientLightReading::Light;
+    if (lux < 2500)
+        return QAmbientLightReading::Bright;
+    return QAmbientLightReading::Sunny;
+}
+
+void SensorTagAls::init()
+{
+    m_initDone = false;
+}