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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include <QDebug>
#include "qtsensorgesturesensorhandler.h"
QtSensorGestureSensorHandler::QtSensorGestureSensorHandler(QObject *parent) :
QObject(parent),
accel(0), orientation(0), proximity(0), irProx(0),tapSensor(0)
{
}
QtSensorGestureSensorHandler* QtSensorGestureSensorHandler::instance()
{
static QtSensorGestureSensorHandler *instance = 0;
if (!instance) {
instance = new QtSensorGestureSensorHandler;
}
return instance;
}
void QtSensorGestureSensorHandler::accelChanged()
{
Q_EMIT accelReadingChanged(accel->reading());
}
void QtSensorGestureSensorHandler::orientationChanged()
{
Q_EMIT orientationReadingChanged(orientation->reading());
}
void QtSensorGestureSensorHandler::proximityChanged()
{
Q_EMIT proximityReadingChanged(proximity->reading());
}
void QtSensorGestureSensorHandler::irProximityChanged()
{
Q_EMIT irProximityReadingChanged(irProx->reading());
}
void QtSensorGestureSensorHandler::doubletap()
{
Q_EMIT dTabReadingChanged(tapSensor->reading());
}
bool QtSensorGestureSensorHandler::startSensor(SensorGestureSensors sensor)
{
bool ok = true;
switch (sensor) {
case Accel:
//accel
if (accel == 0x0) {
accel = new QAccelerometer(this);
ok = accel->connectToBackend();
accel->setDataRate(100);
qoutputrangelist outputranges = accel->outputRanges();
if (outputranges.count() > 0)
accelRange = (int)(outputranges.at(0).maximum);//39
else
accelRange = 39; //this should never happen
connect(accel,SIGNAL(readingChanged()),this,SLOT(accelChanged()));
}
if (ok && !accel->isActive())
accel->start();
break;
case Orientation:
//orientation
if (orientation == 0x0) {
orientation = new QOrientationSensor(this);
ok = orientation->connectToBackend();
orientation->setDataRate(50);
connect(orientation,SIGNAL(readingChanged()),this,SLOT(orientationChanged()));
}
if (ok && !orientation->isActive())
orientation->start();
break;
case Proximity:
//proximity
if (proximity == 0x0) {
proximity = new QProximitySensor(this);
ok = proximity->connectToBackend();
connect(proximity,SIGNAL(readingChanged()),this,SLOT(proximityChanged()));
}
if (ok && !proximity->isActive())
proximity->start();
break;
case IrProximity:
//irproximity
if (irProx == 0x0) {
irProx = new QIRProximitySensor(this);
irProx->setDataRate(50);
ok = irProx->connectToBackend();
connect(irProx,SIGNAL(readingChanged()),this,SLOT(irProximityChanged()));
}
if (ok && !irProx->isActive())
irProx->start();
break;
case Tap:
//dtap
if (tapSensor == 0x0) {
tapSensor = new QTapSensor(this);
ok = tapSensor->connectToBackend();
connect(tapSensor,SIGNAL(readingChanged()),this,SLOT(doubletap()));
}
if (ok && !tapSensor->isActive())
tapSensor->start();
break;
};
int val = usedSensorsMap.value(sensor);
usedSensorsMap.insert(sensor,++val);
return ok;
}
void QtSensorGestureSensorHandler::stopSensor(SensorGestureSensors sensor)
{
// qDebug() << __FUNCTION__ << sensor;
if (usedSensorsMap.value(sensor) == 0)
return;
int val = usedSensorsMap.value(sensor);
usedSensorsMap.insert(sensor,--val);
switch (sensor) {
case Accel:
//accel
if (usedSensorsMap.value(sensor) == 0) {
accel->stop();
}
break;
case Orientation:
if (usedSensorsMap.value(sensor) == 0) {
orientation->stop();
}
//orientation
break;
case Proximity:
if (usedSensorsMap.value(sensor) == 0) {
proximity->stop();
}
//proximity
break;
case IrProximity:
if (usedSensorsMap.value(sensor) == 0) {
irProx->stop();
}
//irproximity
break;
case Tap:
if (usedSensorsMap.value(sensor) == 0) {
tapSensor->stop();
}
//dtap
break;
};
}
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