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QAmbientLightReading Class

The QAmbientLightReading class represents one reading from the ambient light sensor.

This class was introduced in Qt 5.1.

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QAmbientLightReading Class

  • Header: QAmbientLightReading

  • Since: Qt 5.1

  • CMake:

    find_package(Qt6 REQUIRED COMPONENTS Sensors)

    target_link_libraries(mytarget PRIVATE Qt6::Sensors)

  • qmake: QT += sensors

  • Inherits: QSensorReading

  • Group: QAmbientLightReading is part of sensors_reading

Detailed Description

 

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

 

[read-only] lightLevel : const LightLevel

This property holds the ambient light level.

The value represents the ambient light and comes from QAmbientLightReading::LightLevel.

Access functions:

  • lightLevel() const

See Also

Member Function Documentation

 

void QAmbientLightReading::setLightLevel(QAmbientLightReading::LightLevel lightLevel)

Sets the ambient light level to lightLevel.

See Also

See also lightLevel()

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