QAmbientLightReading Class
The QAmbientLightReading class represents one reading from the ambient light sensor. More...
| Header: | #include <QAmbientLightReading> |
| qmake: | QT += sensors |
| Since: | Qt 5.1 |
| Inherits: | QSensorReading |
Public Types
| enum | LightLevel { Undefined, Dark, Twilight, Light, Bright, Sunny } |
Properties
- lightLevel : const LightLevel
- 1 property inherited from QSensorReading
- 1 property inherited from QObject
Public Functions
| QAmbientLightReading(QObject *parent = DECLARE_READING(QAmbientLightReading)) | |
| virtual | ~QAmbientLightReading() |
| QAmbientLightReading::LightLevel | lightLevel() const |
| void | setLightLevel(QAmbientLightReading::LightLevel lightLevel) |
Reimplemented Public Functions
| virtual void | copyValuesFrom(QSensorReading *other) override |
- 4 public functions inherited from QSensorReading
- 31 public functions inherited from QObject
Static Public Members
| const QMetaObject | staticMetaObject |
- 9 static public members inherited from QObject
Additional Inherited Members
- 1 public slot inherited from QObject
- 2 signals inherited from QObject
- 9 protected functions inherited from QObject
Detailed Description
The QAmbientLightReading class represents one reading from the ambient light sensor.
QAmbientLightReading Units
The ambient light sensor returns the intensity of the ambient light using the pre-defined values found in the QAmbientLightReading::LightLevel enum.
Member Type Documentation
enum QAmbientLightReading::LightLevel
This enum represents the ambient light level.
| Constant | Value | Description |
|---|---|---|
QAmbientLightReading::Undefined | 0 | The light level is unknown. |
QAmbientLightReading::Dark | 1 | It is dark. |
QAmbientLightReading::Twilight | 2 | It is moderately dark. |
QAmbientLightReading::Light | 3 | It is light (eg. internal lights). |
QAmbientLightReading::Bright | 4 | It is bright (eg. shade). |
QAmbientLightReading::Sunny | 5 | It is very bright (eg. direct sunlight). |
Property Documentation
lightLevel : const LightLevel
This property holds the ambient light level.
The value represents the ambient light and comes from QAmbientLightReading::LightLevel.
Access functions:
| QAmbientLightReading::LightLevel | lightLevel() const |
See also QAmbientLightReading Units.
Member Function Documentation
QAmbientLightReading::QAmbientLightReading(QObject *parent = DECLARE_READING(QAmbientLightReading))
Default constructs an instance of QAmbientLightReading.
[virtual] QAmbientLightReading::~QAmbientLightReading()
Destroys the instance of QAmbientLightReading. The destructor is virtual.
[override virtual] void QAmbientLightReading::copyValuesFrom(QSensorReading *other)
void QAmbientLightReading::setLightLevel(QAmbientLightReading::LightLevel lightLevel)
Sets the ambient light level to lightLevel.
See also lightLevel().
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