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 ```1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 ``` ``````/**************************************************************************** ** ** Copyright (C) 2016 Canonical Ltd ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtSensors module of the Qt Toolkit. ** ** \$QT_BEGIN_LICENSE:LGPL\$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 3 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL3 included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 3 requirements ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 2.0 or (at your option) the GNU General ** Public license version 3 or any later version approved by the KDE Free ** Qt Foundation. The licenses are as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Please review the following ** information to ensure the GNU General Public License requirements will ** be met: https://www.gnu.org/licenses/gpl-2.0.html and ** https://www.gnu.org/licenses/gpl-3.0.html. ** ** \$QT_END_LICENSE\$ ** ****************************************************************************/ #include #include "qhumiditysensor_p.h" QT_BEGIN_NAMESPACE IMPLEMENT_READING(QHumidityReading) /*! \class QHumidityReading \ingroup sensors_reading \inmodule QtSensors \since 5.9 \brief The QHumidityReading class holds readings from the humidity sensor. \section2 QHumidityReading Units The humidity sensor returns the relative humidity as a percentage, and absolute humidity in grams per cubic meter (g/m3). Note that some sensors may not support absolute humidity, 0 will be returned in this case. */ /*! \property QHumidityReading::relativeHumidity \brief Relative humidity Returned as a percentage. \sa {QHumidityReading Units} */ qreal QHumidityReading::relativeHumidity() const { return d->relativeHumidity; } /*! Sets relativeHumidity to \a humidity. */ void QHumidityReading::setRelativeHumidity(qreal humidity) { d->relativeHumidity = humidity; } /*! \property QHumidityReading::absoluteHumidity \brief Absolute humidity Measured in grams per cubic meter. Note that some sensors may not support absolute humidity. \sa {QHumidityReading Units} */ qreal QHumidityReading::absoluteHumidity() const { return d->absoluteHumidity; } /*! Sets absoluteHumidity to \a value. */ void QHumidityReading::setAbsoluteHumidity(qreal value) { d->absoluteHumidity = value; } // ===================================================================== /*! \class QHumidityFilter \ingroup sensors_filter \inmodule QtSensors \since 5.9 \brief The QHumidityFilter class is a convenience wrapper around QSensorFilter. The only difference is that the filter() method features a pointer to QHumidityReading instead of QSensorReading. */ /*! \fn QHumidityFilter::filter(QHumidityReading *reading) Called when \a reading changes. Returns false to prevent the reading from propagating. \sa QSensorFilter::filter() */ bool QHumidityFilter::filter(QSensorReading *reading) { return filter(static_cast(reading)); } char const * const QHumiditySensor::type("QHumiditySensor"); /*! \class QHumiditySensor \ingroup sensors_type \inmodule QtSensors \since 5.9 \brief The QHumiditySensor class is a convenience wrapper around QSensor. The only behavioural difference is that this class sets the type properly. This class also features a reading() function that returns a QHumidityReading instead of a QSensorReading. For details about how the sensor works, see \l QHumidityReading. \sa QHumidityReading */ /*! Construct the sensor as a child of \a parent. */ QHumiditySensor::QHumiditySensor(QObject *parent) : QSensor(QHumiditySensor::type, parent) { } /*! Destroy the sensor. Stops the sensor if it has not already been stopped. */ QHumiditySensor::~QHumiditySensor() { } /*! \fn QHumiditySensor::reading() const Returns the reading class for this sensor. \sa QSensor::reading() */ QHumidityReading *QHumiditySensor::reading() const { return static_cast(QSensor::reading()); } QT_END_NAMESPACE #include "moc_qhumiditysensor.cpp" ``````