Class PinchEventArgs

FormsGestures Pinch event arguments.

Inheritance
Object
EventArgs
BaseGestureEventArgs
PinchEventArgs
Inherited Members
Namespace: FormsGestures
Assembly: FormsGestures.dll
Syntax
public class PinchEventArgs : BaseGestureEventArgs

Constructors

PinchEventArgs(PinchEventArgs, Listener)

constructor

Declaration
public PinchEventArgs(PinchEventArgs source = null, Listener newListener = null)
Parameters
Type Name Description
PinchEventArgs source
Listener newListener

Properties

DeltaScale

Scale of most recent sample of pinch motion (relative to first sample)

Declaration
public virtual double DeltaScale { get; protected set; }
Property Value
Type Description
Double

Distance

Distance of most recent sampling of pinch motion

Declaration
public virtual double Distance { get; protected set; }
Property Value
Type Description
Double

TotalScale

Total change in scale of pinch motion

Declaration
public virtual double TotalScale { get; protected set; }
Property Value
Type Description
Double

Methods

CalculateScales(PinchEventArgs)

Calculates total and most recent change in scale

Declaration
protected void CalculateScales(PinchEventArgs previous)
Parameters
Type Name Description
PinchEventArgs previous

ValueFrom(PinchEventArgs)

Updates properties from the values from another instance

Declaration
public void ValueFrom(PinchEventArgs source)
Parameters
Type Name Description
PinchEventArgs source

Extension Methods