Instance Property

majorRadius

The radius (in points) of the touch.

Declaration

var majorRadius: CGFloat { get }

Discussion

Use the value in this property to determine the size of the touch that was reported by the hardware. This value is an approximation of the size and can vary by the amount specified in the majorRadiusTolerance property.

See Also

Getting the Location of a Touch

func location(in: UIView?)

Returns the current location of the receiver in the coordinate system of the given view.

func previousLocation(in: UIView?)

Returns the previous location of the receiver in the coordinate system of the given view.

var view: UIView?

The view to which touches are being delivered, if any.

var window: UIWindow?

The window in which the touch initially occurred.

var majorRadiusTolerance: CGFloat

The tolerance (in points) of the touch’s radius.

func preciseLocation(in: UIView?)

Returns a precise location for the touch, when available.

func precisePreviousLocation(in: UIView?)

Returns a precise previous location for the touch, when available.