Class GestureLayer

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Definition

Namespace:
ElmSharp
Assembly:
ElmSharp.dll

The GestureLayer is used to detect gestures. Inherits Widget.


                
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public class GestureLayer : Widget, IAccessibleObject
Inheritance
object
EvasObject
AccessibleObject
Widget
GestureLayer
Implements
IAccessibleObject

Constructors

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GestureLayer(EvasObject)

Creates and initializes a new instance of the GestureLayer class.

Declaration

                
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public GestureLayer(EvasObject parent)
Parameters
Type Name Description
EvasObject parent

The parent is a given container which will be attached by the GestureLayer as a child. It's the EvasObject type.

Properties

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Continues

Sets or gets the gesture layer to continue enable of an object.

Declaration

                
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public bool Continues { get; set; }
Property Value
Type Description
bool
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DoubleTapTimeout

Sets or gets the gesture layer double tap timeout of an object.

Declaration

                
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public double DoubleTapTimeout { get; set; }
Property Value
Type Description
double
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FlickTimeLimit

Sets or gets the gesture layer flick time limit (in ms) of an object.

Declaration

                
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public int FlickTimeLimit { get; set; }
Property Value
Type Description
int
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HoldEvents

Sets or gets the repeat-events setting.

Declaration

                
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public bool HoldEvents { get; set; }
Property Value
Type Description
bool
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LineAngularTolerance

Sets or gets the gesture layer line angular tolerance of an object.

Declaration

                
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public double LineAngularTolerance { get; set; }
Property Value
Type Description
double
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LineDistanceTolerance

Sets or gets the gesture layer line distance tolerance of an object.

Declaration

                
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public int LineDistanceTolerance { get; set; }
Property Value
Type Description
int
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LongTapTimeout

Sets or gets the gesture layer long tap start timeout of an object.

Declaration

                
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public double LongTapTimeout { get; set; }
Property Value
Type Description
double
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MinimumLineLength

Sets or gets the gesture layer line minimum length of an object.

Declaration

                
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public int MinimumLineLength { get; set; }
Property Value
Type Description
int
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RotateAngularTolerance

Sets or gets the gesture layer rotate angular tolerance of an object.

Declaration

                
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public double RotateAngularTolerance { get; set; }
Property Value
Type Description
double
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RotateStep

Sets or gets the step-value for the rotate action.

Declaration

                
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public double RotateStep { get; set; }
Property Value
Type Description
double
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TapFingerSize

Sets or gets the gesture layer finger-size for taps.

Declaration

                
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public int TapFingerSize { get; set; }
Property Value
Type Description
int
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ZoomDistanceTolerance

Sets or gets the gesture layer zoom distance tolerance of an object.

Declaration

                
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public int ZoomDistanceTolerance { get; set; }
Property Value
Type Description
int
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ZoomFingerFactor

Sets or gets the gesture layer zoom finger factor of an object.

Declaration

                
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public double ZoomFingerFactor { get; set; }
Property Value
Type Description
double
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ZoomStep

Sets or gets the control step value for the zoom action.

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public double ZoomStep { get; set; }
Property Value
Type Description
double
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ZoomWheelFactor

Sets or gets the gesture layer zoom wheel factor of an object.

Declaration

                
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public double ZoomWheelFactor { get; set; }
Property Value
Type Description
double

Methods

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Attach(EvasObject)

Attaches a gesture layer widget to an Evas object (setting the widget's target). A gesture layer's target may be any Evas object. This object will be used to listen to mouse and key events.

Declaration

                
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public void Attach(EvasObject target)
Parameters
Type Name Description
EvasObject target

The object to attach.
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ClearCallbacks()

Clears the gesture state change callback.

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public void ClearCallbacks()
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CreateHandle(EvasObject)

Calls this function to construct a new gesture-layer object.

Declaration

                
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protected override IntPtr CreateHandle(EvasObject parent)
Parameters
Type Name Description
EvasObject parent

The gesture layer's parent widget.
Returns
Type Description
System.IntPtr
Overrides
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OnUnrealize()

Clears the gesture state change callback.

Declaration

                
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protected override void OnUnrealize()
Overrides
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SetFlickCallback(GestureState, Action<LineData>)

Sets the gesture state change callback with flick gesture type.

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public void SetFlickCallback(GestureLayer.GestureState state, Action<GestureLayer.LineData> action)
Parameters
Type Name Description
GestureLayer.GestureState state

The event the callback tracks (START, MOVE, END, ABORT).
System.Action<T><GestureLayer.LineData> action

The callback itself.
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SetGestureCallback(GestureType, GestureState, Action<object>)

Sets the gesture state change callback. When all callbacks for the gesture are set to null, it means this gesture is disabled.

Declaration

                
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public void SetGestureCallback(GestureLayer.GestureType type, GestureLayer.GestureState state, Action<object> action)
Parameters
Type Name Description
GestureLayer.GestureType type

The gesture you want to track state of.
GestureLayer.GestureState state

The event the callback tracks (START, MOVE, END, ABORT).
System.Action<T><object> action

The callback itself.
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SetLineCallback(GestureState, Action<LineData>)

Sets the gesture state change callback with line gesture type.

Declaration

                
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public void SetLineCallback(GestureLayer.GestureState state, Action<GestureLayer.LineData> action)
Parameters
Type Name Description
GestureLayer.GestureState state

The event the callback tracks (START, MOVE, END, ABORT).
System.Action<T><GestureLayer.LineData> action

The callback itself.
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SetMomentumCallback(GestureState, Action<MomentumData>)

Sets the gesture state change callback with momentum gesture type.

Declaration

                
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public void SetMomentumCallback(GestureLayer.GestureState state, Action<GestureLayer.MomentumData> action)
Parameters
Type Name Description
GestureLayer.GestureState state

The event the callback tracks (START, MOVE, END, ABORT).
System.Action<T><GestureLayer.MomentumData> action

The callback itself.
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SetRotateCallback(GestureState, Action<RotateData>)

Sets the gesture state change callback with rotate gesture type.

Declaration

                
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public void SetRotateCallback(GestureLayer.GestureState state, Action<GestureLayer.RotateData> action)
Parameters
Type Name Description
GestureLayer.GestureState state

The event the callback tracks (START, MOVE, END, ABORT).
System.Action<T><GestureLayer.RotateData> action

The callback itself.
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SetTapCallback(GestureType, GestureState, Action<TapData>)

Sets the tap callback.

Declaration

                
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public void SetTapCallback(GestureLayer.GestureType type, GestureLayer.GestureState state, Action<GestureLayer.TapData> action)
Parameters
Type Name Description
GestureLayer.GestureType type

The gesture you want to track state of.
GestureLayer.GestureState state

The event the callback tracks (START, MOVE, END, ABORT).
System.Action<T><GestureLayer.TapData> action

The callback itself.
View Source

SetZoomCallback(GestureState, Action<ZoomData>)

Sets the gesture state change callback with zoom gesture type.

Declaration

                
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public void SetZoomCallback(GestureLayer.GestureState state, Action<GestureLayer.ZoomData> action)
Parameters
Type Name Description
GestureLayer.GestureState state

The event the callback tracks (START, MOVE, END, ABORT).
System.Action<T><GestureLayer.ZoomData> action

The callback itself.

Implements

Extension Methods