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QSwipeGesture Class Reference

The QSwipeGesture class describes a swipe gesture made by the user. More...

 #include <QSwipeGesture>

Inherits: QGesture.

This class was introduced in Qt 4.6.

List of all members, including inherited members

Public Types

enum	SwipeDirection { NoDirection, Left, Right, Up, Down }

Properties

horizontalDirection : const SwipeDirection
swipeAngle : qreal
verticalDirection : const SwipeDirection

5 properties inherited from QGesture
1 property inherited from QObject

Public Functions

SwipeDirection	horizontalDirection () const
void	setSwipeAngle ( qreal value )
qreal	swipeAngle () const
SwipeDirection	verticalDirection () const

8 public functions inherited from QGesture
29 public functions inherited from QObject

Additional Inherited Members

1 public slot inherited from QObject
1 signal inherited from QObject
7 static public members inherited from QObject
8 protected functions inherited from QObject

Detailed Description

The QSwipeGesture class describes a swipe gesture made by the user.

For an overview of gesture handling in Qt and information on using gestures in your applications, see the Gestures Programming document.

See also QPanGesture and QPinchGesture.

Member Type Documentation

enum QSwipeGesture::SwipeDirection

This enum describes the possible directions for the gesture's motion along the horizontal and vertical axes.

Constant	Value	Description
`QSwipeGesture::NoDirection`	`0`	The gesture had no motion associated with it on a particular axis.
`QSwipeGesture::Left`	`1`	The gesture involved a horizontal motion to the left.
`QSwipeGesture::Right`	`2`	The gesture involved a horizontal motion to the right.
`QSwipeGesture::Up`	`3`	The gesture involved an upward vertical motion.
`QSwipeGesture::Down`	`4`	The gesture involved a downward vertical motion.

Property Documentation

horizontalDirection : const SwipeDirection

This property holds the horizontal direction of the gesture.

If the gesture has a horizontal component, the horizontal direction is either Left or Right; otherwise, it is NoDirection.

Access functions:

SwipeDirection horizontalDirection () const

See also verticalDirection and swipeAngle.

swipeAngle : qreal

This property holds the angle of the motion associated with the gesture.

If the gesture has either a horizontal or vertical component, the swipe angle describes the angle between the direction of motion and the x-axis as defined using the standard widget coordinate system.

Access functions:

qreal	swipeAngle () const
void	setSwipeAngle ( qreal value )

See also horizontalDirection and verticalDirection.

verticalDirection : const SwipeDirection

This property holds the vertical direction of the gesture.

If the gesture has a vertical component, the vertical direction is either Up or Down; otherwise, it is NoDirection.

Access functions:

SwipeDirection verticalDirection () const

See also horizontalDirection and swipeAngle.

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