qtmobility/examples/sensors/small_screen_sensors/accelerationform.cpp
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the Qt Mobility Components.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
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    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
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    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
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    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
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    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
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    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 #include "accelerationform.h"
       
    43 
       
    44 AccelerationForm::AccelerationForm(QWidget *parent)
       
    45     : QWidget(parent)
       
    46 {
       
    47     setupUi(this);
       
    48     m_accelerationSensor.connectToBackend();
       
    49     
       
    50     // Usually sensor operates -2g-2g range on Symbian platforms
       
    51     qoutputrange range = {-2.0f*9.80665f, -2.0f*9.80665f, 0.0f}; 
       
    52     if(m_accelerationSensor.outputRange()<-1)
       
    53         range = m_accelerationSensor.outputRanges()[m_accelerationSensor.outputRange()];    
       
    54      
       
    55     horizontalSliderX->setRange(range.minimum, range.maximum);
       
    56     horizontalSliderY->setRange(range.minimum, range.maximum);
       
    57     horizontalSliderZ->setRange(range.minimum, range.maximum);
       
    58     m_accelerationSensor.addFilter(this);
       
    59     m_accelerationSensor.start();
       
    60 }
       
    61 
       
    62 bool AccelerationForm::filter(QAccelerometerReading *reading)
       
    63 {
       
    64     horizontalSliderX->setValue(reading->x());
       
    65     labelX->setText(QString("X = %1").arg(reading->x()));
       
    66     
       
    67     horizontalSliderY->setValue(reading->y());
       
    68     labelY->setText(QString("Y = %1").arg(reading->y()));
       
    69 
       
    70     horizontalSliderZ->setValue(reading->z());
       
    71     labelZ->setText(QString("Z = %1").arg(reading->z()));
       
    72 
       
    73     return false;
       
    74 }