Class CircleSlider

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

Inheritance
Object
EvasObject
AccessibleObject
Widget
CircleSlider
Inherited Members
Namespace: ElmSharp.Wearable
Assembly: ElmSharp.Wearable.dll
Syntax
public class CircleSlider : Widget, IAccessibleObject, IRotaryActionWidget, ICircleWidget

Constructors

CircleSlider(EvasObject, CircleSurface)

Creates and initializes a new instance of the CircleSlider class.

Declaration
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 Version
preview

Properties

BackgroundAngle

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

Declaration
public double BackgroundAngle { get; set; }
Property Value
Type Description
Double
API Version
preview

BackgroundAngleOffset

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

Declaration
public double BackgroundAngleOffset { get; set; }
Property Value
Type Description
Double
API Version
preview

BackgroundColor

Sets or gets the color of the circle slider background.

Declaration
public override Color BackgroundColor { get; set; }
Property Value
Type Description
Color
Overrides
API Version
preview

BackgroundLineWidth

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

Declaration
public int BackgroundLineWidth { get; set; }
Property Value
Type Description
Int32
API Version
preview

BackgroundRadius

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

Declaration
public double BackgroundRadius { get; set; }
Property Value
Type Description
Double
API Version
preview

BarAngle

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

Declaration
public double BarAngle { get; set; }
Property Value
Type Description
Double
API Version
preview

BarAngleMaximum

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

Declaration
public double BarAngleMaximum { get; set; }
Property Value
Type Description
Double
API Version
preview

BarAngleMinimum

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

Declaration
public double BarAngleMinimum { get; set; }
Property Value
Type Description
Double
API Version
preview

BarAngleOffset

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

Declaration
public double BarAngleOffset { get; set; }
Property Value
Type Description
Double
API Version
preview

BarColor

Sets or gets the color of the circle slider bar.

Declaration
public Color BarColor { get; set; }
Property Value
Type Description
Color
API Version
preview

BarLineWidth

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

Declaration
public int BarLineWidth { get; set; }
Property Value
Type Description
Int32
API Version
preview

BarRadius

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

Declaration
public double BarRadius { get; set; }
Property Value
Type Description
Double
API Version
preview

CircleHandle

Gets the handle for the Circle widget.

Declaration
public virtual IntPtr CircleHandle { get; }
Property Value
Type Description
IntPtr
API Version
preview

CircleSurface

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

Declaration
public virtual CircleSurface CircleSurface { get; }
Property Value
Type Description
CircleSurface
API Version
preview

IsEnabled

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

Declaration
public override bool IsEnabled { get; set; }
Property Value
Type Description
Boolean
Overrides
API Version
preview

Maximum

Sets or gets the maximum values for the circle slider.

Declaration
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 Version
preview

Minimum

Sets or gets the minimum values for the circle slider.

Declaration
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 Version
preview

Step

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

Declaration
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 Version
preview

Value

Gets or sets the value displayed by the circle slider.

Declaration
public double Value { get; set; }
Property Value
Type Description
Double
Remarks

The value must be between minimum and maximum.

API Version
preview

Methods

CreateHandle(EvasObject)

Creates a widget handle.

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

Parent EvasObject
Returns
Type Description
IntPtr

Handle IntPtr.
Overrides
API Version
preview

OnRealized()

The callback of the Realized event.

Declaration
protected override void OnRealized()
Overrides
API Version
preview

Events

ValueChanged

Changed will be triggered when the circle slider value changes.

Declaration
public event EventHandler ValueChanged
Event Type
Type Description
EventHandler
API Version
preview

Implements

Extension Methods