qtmobility/examples/sensors/panorama/rotationcontroller.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 23 Jun 2010 19:08:38 +0300
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#include "inputcontroller.h"
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#include "rotationcontroller.h"
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#include <QTime>
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#include <QDebug>
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#include <math.h>
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RotationController::RotationController(): InputController(), m_factor(0.5){
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    m_rotationSensor.connectToBackend();
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    m_rotationSensor.start();
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    connect(&m_rotationSensor, SIGNAL(readingChanged()), this, SLOT(update()));
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}
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RotationController::~RotationController(){
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    m_rotationSensor.stop();
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    disconnect(&m_rotationSensor);
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}
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void RotationController::update()
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{
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    qreal pitch = m_rotationSensor.reading()->x();
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    qreal roll= m_rotationSensor.reading()->y();
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    m_dx = - m_factor* roll;
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    m_dy =  - m_factor * pitch;
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    updateCoordinates();
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}
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void RotationController::updateCoordinates(){
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    m_x +=m_dx;
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    m_y +=m_dy;
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}
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