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Diffstat (limited to 'examples/sensors/grue/console_app/main.cpp')
-rw-r--r-- | examples/sensors/grue/console_app/main.cpp | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/examples/sensors/grue/console_app/main.cpp b/examples/sensors/grue/console_app/main.cpp new file mode 100644 index 0000000..dc62e4d --- /dev/null +++ b/examples/sensors/grue/console_app/main.cpp @@ -0,0 +1,89 @@ +/**************************************************************************** +** +** 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 <QtCore> +#include <qsensor.h> + +class Filter : public QSensorFilter +{ + int lastPercent; +public: + Filter() + : QSensorFilter() + , lastPercent(0) + { + } + + bool filter(QSensorReading *reading) + { + int percent = reading->property("chanceOfBeingEaten").value<qreal>() * 100; + if (percent == 0) { + qDebug() << "It is light. You are safe from Grues."; + } else if (lastPercent == 0) { + qDebug() << "It is dark. You are likely to be eaten by a Grue."; + } + if (percent == 100) { + qDebug() << "You have been eaten by a Grue!"; + QCoreApplication::instance()->quit(); + } else if (percent) + qDebug() << "Your chance of being eaten by a Grue:" << percent << "percent."; + lastPercent = percent; + return false; + } +}; + +int main(int argc, char **argv) +{ + QCoreApplication app(argc, argv); + + QSensor sensor("GrueSensor"); + + Filter filter; + sensor.addFilter(&filter); + sensor.start(); + + if (!sensor.isActive()) { + qWarning("The Grue sensor didn't start. You're on your own!"); + return 1; + } + + return app.exec(); +} + |