QDistanceSensor Class

The QDistanceSensor class is a convenience wrapper around QSensor . 更多...

頭: #include <QDistanceSensor>
qmake: QT += sensors
Since: Qt 5.4
繼承: QSensor

公共函數

QDistanceSensor (QObject * parent = Q_NULLPTR)
~QDistanceSensor ()
QDistanceReading * reading () const

額外繼承成員

詳細描述

The QDistanceSensor class is a convenience wrapper around QSensor .

The only behavioral difference is that this class sets the type properly.

此類還特徵 reading () 函數返迴 QDistanceReading 而不是 QSensorReading .

有關傳感器如何工作的細節,見 QDistanceReading .

另請參閱 QDistanceReading .

成員函數文檔編製

QDistanceSensor:: QDistanceSensor ( QObject * parent = Q_NULLPTR)

構造傳感器作為子級對於 parent .

QDistanceSensor:: ~QDistanceSensor ()

銷毀傳感器。停止傳感器若尚未停止。

QDistanceReading *QDistanceSensor:: reading () const

返迴用於此傳感器的讀取類。

另請參閱 QSensor::reading ().