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39
40#include "qmllightsensor.h"
41#include <QtSensors/QLightSensor>
42
43/*!
44 \qmltype LightSensor
45 \instantiates QmlLightSensor
46 \ingroup qml-sensors_type
47 \inqmlmodule QtSensors
48 \since QtSensors 5.0
49 \inherits Sensor
50 \brief The LightSensor element reports on light levels using LUX.
51
52 The LightSensor element reports on light levels using LUX.
53
54 This element wraps the QLightSensor class. Please see the documentation for
55 QLightSensor for details.
56
57 \sa LightReading
58*/
59
60QmlLightSensor::QmlLightSensor(QObject *parent)
61 : QmlSensor(parent)
62 , m_sensor(new QLightSensor(this))
63{
64 connect(sender: m_sensor, SIGNAL(fieldOfViewChanged(qreal)),
65 receiver: this, SIGNAL(fieldOfViewChanged(qreal)));
66}
67
68QmlLightSensor::~QmlLightSensor()
69{
70}
71
72QmlSensorReading *QmlLightSensor::createReading() const
73{
74 return new QmlLightSensorReading(m_sensor);
75}
76
77QSensor *QmlLightSensor::sensor() const
78{
79 return m_sensor;
80}
81
82/*!
83 \qmlproperty qreal LightSensor::fieldOfView
84 This property holds a value indicating the field of view.
85
86 Please see QLightSensor::fieldOfView for information about this property.
87*/
88
89qreal QmlLightSensor::fieldOfView() const
90{
91 return m_sensor->fieldOfView();
92}
93
94/*!
95 \qmltype LightReading
96 \instantiates QmlLightSensorReading
97 \ingroup qml-sensors_reading
98 \inqmlmodule QtSensors
99 \since QtSensors 5.0
100 \inherits SensorReading
101 \brief The LightReading element holds the most recent LightSensor reading.
102
103 The LightReading element holds the most recent LightSensor reading.
104
105 This element wraps the QLightReading class. Please see the documentation for
106 QLightReading for details.
107
108 This element cannot be directly created.
109*/
110
111QmlLightSensorReading::QmlLightSensorReading(QLightSensor *sensor)
112 : QmlSensorReading(sensor)
113 , m_sensor(sensor)
114{
115}
116
117QmlLightSensorReading::~QmlLightSensorReading()
118{
119}
120
121/*!
122 \qmlproperty qreal LightReading::illuminance
123 This property holds the light level.
124
125 Please see QLightReading::illuminance for information about this property.
126*/
127
128qreal QmlLightSensorReading::illuminance() const
129{
130 return m_illuminance;
131}
132
133QSensorReading *QmlLightSensorReading::reading() const
134{
135 return m_sensor->reading();
136}
137
138void QmlLightSensorReading::readingUpdate()
139{
140 qreal ill = m_sensor->reading()->lux();
141 if (m_illuminance != ill) {
142 m_illuminance = ill;
143 Q_EMIT illuminanceChanged();
144 }
145}
146

source code of qtsensors/src/imports/sensors/qmllightsensor.cpp