| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #include "qproximitysensor.h" |
| 5 | #include "qproximitysensor_p.h" |
| 6 | |
| 7 | QT_BEGIN_NAMESPACE |
| 8 | |
| 9 | IMPLEMENT_READING(QProximityReading) |
| 10 | |
| 11 | /*! |
| 12 | \class QProximityReading |
| 13 | \ingroup sensors_reading |
| 14 | \inmodule QtSensors |
| 15 | \since 5.1 |
| 16 | |
| 17 | \brief The QProximityReading class represents one reading from the |
| 18 | proximity sensor. |
| 19 | |
| 20 | \target QProximityReading_Units |
| 21 | The proximity sensor can only indicate if an object is close or not. |
| 22 | |
| 23 | The distance at which an object is considered close is device-specific. This |
| 24 | distance may be available in the QSensor::outputRanges property. |
| 25 | */ |
| 26 | |
| 27 | /*! |
| 28 | \property QProximityReading::close |
| 29 | \brief a value indicating if something is close. |
| 30 | |
| 31 | Set to true if something is close. |
| 32 | Set to false is nothing is close. |
| 33 | |
| 34 | \sa QProximityReading_Units |
| 35 | */ |
| 36 | |
| 37 | bool QProximityReading::close() const |
| 38 | { |
| 39 | return d->close; |
| 40 | } |
| 41 | |
| 42 | /*! |
| 43 | Sets the close value to \a close. |
| 44 | */ |
| 45 | void QProximityReading::setClose(bool close) |
| 46 | { |
| 47 | d->close = close; |
| 48 | } |
| 49 | |
| 50 | // ===================================================================== |
| 51 | |
| 52 | /*! |
| 53 | \class QProximityFilter |
| 54 | \ingroup sensors_filter |
| 55 | \inmodule QtSensors |
| 56 | \since 5.1 |
| 57 | |
| 58 | \brief The QProximityFilter class is a convenience wrapper around QSensorFilter. |
| 59 | |
| 60 | The only difference is that the filter() method features a pointer to QProximityReading |
| 61 | instead of QSensorReading. |
| 62 | */ |
| 63 | |
| 64 | /*! |
| 65 | \fn QProximityFilter::filter(QProximityReading *reading) |
| 66 | |
| 67 | Called when \a reading changes. Returns false to prevent the reading from propagating. |
| 68 | |
| 69 | \sa QSensorFilter::filter() |
| 70 | */ |
| 71 | |
| 72 | bool QProximityFilter::filter(QSensorReading *reading) |
| 73 | { |
| 74 | return filter(reading: static_cast<QProximityReading*>(reading)); |
| 75 | } |
| 76 | |
| 77 | char const * const QProximitySensor::sensorType("QProximitySensor" ); |
| 78 | |
| 79 | /*! |
| 80 | \class QProximitySensor |
| 81 | \ingroup sensors_type |
| 82 | \inmodule QtSensors |
| 83 | \since 5.1 |
| 84 | |
| 85 | \brief The QProximitySensor class is a convenience wrapper around QSensor. |
| 86 | |
| 87 | The only behavioural difference is that this class sets the type properly. |
| 88 | |
| 89 | This class also features a reading() function that returns a QProximityReading instead of a QSensorReading. |
| 90 | |
| 91 | For details about how the sensor works, see \l QProximityReading. |
| 92 | |
| 93 | \sa QProximityReading |
| 94 | */ |
| 95 | |
| 96 | /*! |
| 97 | Construct the sensor as a child of \a parent. |
| 98 | */ |
| 99 | QProximitySensor::QProximitySensor(QObject *parent) |
| 100 | : QSensor(QProximitySensor::sensorType, parent) |
| 101 | { |
| 102 | } |
| 103 | |
| 104 | /*! |
| 105 | Destroy the sensor. Stops the sensor if it has not already been stopped. |
| 106 | */ |
| 107 | QProximitySensor::~QProximitySensor() |
| 108 | { |
| 109 | } |
| 110 | |
| 111 | /*! |
| 112 | \fn QProximitySensor::reading() const |
| 113 | |
| 114 | Returns the reading class for this sensor. |
| 115 | |
| 116 | \sa QSensor::reading() |
| 117 | */ |
| 118 | |
| 119 | QProximityReading *QProximitySensor::reading() const |
| 120 | { |
| 121 | return static_cast<QProximityReading*>(QSensor::reading()); |
| 122 | } |
| 123 | |
| 124 | QT_END_NAMESPACE |
| 125 | |
| 126 | #include "moc_qproximitysensor.cpp" |
| 127 | |