Class CircleSlider

Definition

Namespace:: ElmSharp.Wearable

Assembly:: ElmSharp.Wearable.dll

API Level:: preview

Circle slider is a circular designed widget used to select a value in a range by the Rotary event.


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public class CircleSlider : Widget, IAccessibleObject, IRotaryActionWidget, ICircleWidget

Inheritance: Object

EvasObject

AccessibleObject

Widget

CircleSlider

Implements: IAccessibleObject

IRotaryActionWidget

ICircleWidget

Constructors

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CircleSlider(EvasObject)

Creates and initializes a new instance of the Circle Slider class.

Declaration


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public CircleSlider(EvasObject parent)

Parameters

Type	Name	Description
EvasObject	parent	The parent of the new Circle CircleSlider instance.

API Level: preview

View Source

CircleSlider(EvasObject, CircleSurface)

Creates and initializes a new instance of the CircleSlider class.

Declaration


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public CircleSlider(EvasObject parent, CircleSurface surface)

Parameters

Type	Name	Description
EvasObject	parent	The EvasObject to which the new CircleSlider will be attached as a child.
CircleSurface	surface	The surface for drawing the circle features for this widget.

API Level: preview

Properties

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BackgroundAngle

Sets or gets the angle in degree of the circle slider background.

Declaration


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public double BackgroundAngle { get; set; }

Property Value

Type	Description
Double

API Level: preview

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BackgroundAngleOffset

Sets or gets the angle offset for the circle slider background. Offset value means start position of the slider background.

Declaration


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public double BackgroundAngleOffset { get; set; }

Property Value

Type	Description
Double

API Level: preview

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BackgroundColor

Sets or gets the color of the circle slider background.

Declaration


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public override Color BackgroundColor { get; set; }

Property Value

Type	Description
Color

Overrides

Widget.BackgroundColor

API Level: preview

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BackgroundLineWidth

Sets or gets the line width of the circle slider background.

Declaration


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public int BackgroundLineWidth { get; set; }

Property Value

Type	Description
Int32

API Level: preview

View Source

BackgroundRadius

Gets or sets the radius value for the circle slider background.

Declaration


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public double BackgroundRadius { get; set; }

Property Value

Type	Description
Double

API Level: preview

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BarAngle

Sets or gets the angle in degree of the circle slider bar.

Declaration


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public double BarAngle { get; set; }

Property Value

Type	Description
Double

API Level: preview

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BarAngleMaximum

Sets or gets the maximum angle of the circle slider bar.

Declaration


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public double BarAngleMaximum { get; set; }

Property Value

Type	Description
Double

API Level: preview

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BarAngleMinimum

Sets or gets the minimum angle of the circle slider bar.

Declaration


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public double BarAngleMinimum { get; set; }

Property Value

Type	Description
Double

API Level: preview

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BarAngleOffset

Sets or gets the angle offset for the slider bar. Offset value means start position of the slider bar.

Declaration


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public double BarAngleOffset { get; set; }

Property Value

Type	Description
Double

API Level: preview

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BarColor

Sets or gets the color of the circle slider bar.

Declaration


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public Color BarColor { get; set; }

Property Value

Type	Description
Color

API Level: preview

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BarLineWidth

Sets or gets the line width of the circle slider bar.

Declaration


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public int BarLineWidth { get; set; }

Property Value

Type	Description
Int32

API Level: preview

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BarRadius

Gets or sets the radius value for the circle slider bar.

Declaration


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public double BarRadius { get; set; }

Property Value

Type	Description
Double

API Level: preview

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CircleHandle

Gets the handle for the Circle widget.

Declaration


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public virtual IntPtr CircleHandle { get; }

Property Value

Type	Description
IntPtr

API Level: preview

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CircleSurface

Gets the handle for the circle surface used in this widget.

Declaration


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public virtual CircleSurface CircleSurface { get; }

Property Value

Type	Description
CircleSurface

API Level: preview

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Disabled

Sets or gets the disabled state of this widget.

Declaration


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public bool Disabled { get; set; }

Property Value

Type	Description
Boolean

API Level: preview

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IsEnabled

Sets or gets the state of the widget, which might be enabled or disabled.

Declaration


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public override bool IsEnabled { get; set; }

Property Value

Type	Description
Boolean

Overrides

Widget.IsEnabled

API Level: preview

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Maximum

Sets or gets the maximum values for the circle slider.

Declaration


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public double Maximum { get; set; }

Property Value

Type	Description
Double

Remarks

This defines the allowed maximum values to be selected by the user. If the actual value is bigger than the maximum value, it is updated to the maximum value. Actual value can be obtained with Value. By default, the minimum value is equal to 0.0, and the maximum value is equal to 1.0. Maximum must be greater than minimum, otherwise the behavior is undefined.

API Level: preview

View Source

Minimum

Sets or gets the minimum values for the circle slider.

Declaration


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public double Minimum { get; set; }

Property Value

Type	Description
Double

Remarks

This defines the allowed minimum values to be selected by the user. If the actual value is less than the minimum value, it is updated to the minimum value. Actual value can be obtained with Value. By default, minimum value is equal to 0.0.

API Level: preview

View Source

Step

Sets or gets the step by which the circle slider bar moves.

Declaration


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public double Step { get; set; }

Property Value

Type	Description
Double

Remarks

This value is used when the circle slider value is changed by a drag or the Rotary event. The value of the slider is increased/decreased by the step value.

API Level: preview

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Value

Gets or sets the value displayed by the circle slider.

Declaration


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public double Value { get; set; }

Property Value

Type	Description
Double

Remarks

The value must be between minimum and maximum.

API Level: preview

Methods

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CreateHandle(EvasObject)

Creates a widget handle.

Declaration


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protected override IntPtr CreateHandle(EvasObject parent)

Parameters

Type	Name	Description
EvasObject	parent	Parent EvasObject

Returns

Type	Description
IntPtr	Handle IntPtr.

Overrides

EvasObject.CreateHandle(EvasObject)

API Level: preview

View Source

OnRealized()

The callback of the Realized event.

Declaration


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protected override void OnRealized()

Overrides

Widget.OnRealized()

API Level: preview

Events

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ValueChanged

Changed will be triggered when the circle slider value changes.

Declaration


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public event EventHandler ValueChanged