Drawable

abstract class Drawable

A base class for all elements that can be drawn on the glasses HUD, like UIKit.widgets.UIElement and UIKit.ar.elements.ArModel

Inheritors

ArModel

UIElement

Constructors

Drawable

constructor()

constructor(id: String)

Properties

attachedToScreen

var attachedToScreen: Viewport?

The screen which the ui element is attached to (if exists).

var Id: String

The ID of the screen. auto generate when using default constructor.

tag

var tag: Any?

A Generic tag that can be attached to the UI Element

Functions

getParent

open fun getParent(): UIElementsGroup?

Returns the parent ui element group

hasParent

fun hasParent(): Boolean

Returns true when the element has a parent

invalidate

open fun invalidate(): Drawable

isAttachedToScreen

fun isAttachedToScreen(): Boolean

Returns true when the element is attached to screen

isVisible

open fun isVisible(): Boolean

Returns the ui element visibility

onAttachedToScreen

protected open fun onAttachedToScreen()

Override this function to be notified when the ui element is attached to a screen

onBeforeDetachFromScreen

protected open fun onBeforeDetachFromScreen()

Override this function to be notified when the ui element is about to be detached from a screen

onBeforeDraw

protected open fun onBeforeDraw(timestampMs: Long)

Override this function to be notified when the ui element is about to be drawn

onCreate

protected open fun onCreate()

Override this function to be notified when the ui element is ready for its creation

onDraw

protected abstract fun onDraw(canvas: CanvasBuffer)

The draw method is called to actually draw the ui element visual representation to the CanvasBuffer

setVisibility

open fun setVisibility(isVisible: Boolean): Drawable

Change the ui element visibility (Hide\Show the ui element)

toString

open override fun toString(): String

To String

wasCreated

fun wasCreated(): Boolean

Returns true when the element was created (the onCreate was called)