summaryrefslogtreecommitdiffstats
path: root/examples/sensors/grue/plugin/gruesensorimpl.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'examples/sensors/grue/plugin/gruesensorimpl.cpp')
-rw-r--r--examples/sensors/grue/plugin/gruesensorimpl.cpp140
1 files changed, 0 insertions, 140 deletions
diff --git a/examples/sensors/grue/plugin/gruesensorimpl.cpp b/examples/sensors/grue/plugin/gruesensorimpl.cpp
deleted file mode 100644
index e7152a67..00000000
--- a/examples/sensors/grue/plugin/gruesensorimpl.cpp
+++ /dev/null
@@ -1,140 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/
-**
-** This file is part of the QtSensors module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** You may use this file under the terms of the BSD license as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
-** the names of its contributors may be used to endorse or promote
-** products derived from this software without specific prior written
-** permission.
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "gruesensorimpl.h"
-#include <QDebug>
-#include <QTimer>
-
-char const * const gruesensorimpl::id("grue.gruesensor");
-
-gruesensorimpl::gruesensorimpl(QSensor *sensor)
- : QSensorBackend(sensor)
- , lightLevel(QAmbientLightReading::Undefined)
-{
- // We need a light sensor
- lightSensor = new QAmbientLightSensor(this);
- connect(lightSensor, SIGNAL(readingChanged()), this, SLOT(lightChanged()));
- lightSensor->connectToBackend();
-
- // We need a timer
- darkTimer = new QTimer(this);
- darkTimer->setInterval(1000);
- connect(darkTimer, SIGNAL(timeout()), this, SLOT(increaseChance()));
-
- // We use this as our timestamp source
- timer.start();
-
-//! [setReading]
- // Register our reading instance
- setReading<GrueSensorReading>(&m_reading);
-//! [setReading]
-
-//! [metadata]
- // Supply metadata
- // We can run as fast as the light sensor does
- setDataRates(lightSensor);
- // Only one output range, 0 to 1 in .1 increments
- addOutputRange(0, 1, 0.1);
- setDescription(QLatin1String("Grue Sensor"));
-//! [metadata]
-}
-
-void gruesensorimpl::start()
-{
-//! [start]
- lightSensor->setDataRate(sensor()->dataRate());
- lightSensor->start();
- // If the light sensor doesn't work we don't work either
- if (!lightSensor->isActive())
- sensorStopped();
- if (lightSensor->isBusy())
- sensorBusy();
-//! [start]
-}
-
-void gruesensorimpl::stop()
-{
- lightSensor->stop();
-}
-
-void gruesensorimpl::lightChanged()
-{
- if (lightLevel == lightSensor->reading()->lightLevel())
- return;
-
- lightLevel = lightSensor->reading()->lightLevel();
-
- int chance = 0;
- darkTimer->stop();
-
- switch (lightSensor->reading()->lightLevel()) {
- case QAmbientLightReading::Dark:
- // It is dark. You are likely to be eaten by a grue.
- chance = 10;
- darkTimer->start();
- break;
- default:
- break;
- }
-
- // Only send an update if the value has changed.
- if (chance != m_reading.chanceOfBeingEaten() || m_reading.timestamp() == 0) {
- m_reading.setTimestamp(timer.elapsed());
- m_reading.setChanceOfBeingEaten(chance);
- newReadingAvailable();
- }
-}
-
-void gruesensorimpl::increaseChance()
-{
- // The longer you stay in the dark, the higher your chance of being eaten
- int chance = m_reading.chanceOfBeingEaten() + 10;
-
- m_reading.setTimestamp(timer.elapsed());
- m_reading.setChanceOfBeingEaten(chance);
-
- newReadingAvailable();
-
- // No point in using the timer anymore if we've hit 100... you can't get more
- // likely to be eaten than 100%
- if (chance >= 100)
- darkTimer->stop();
-}
-