DirectPropertyTarget

Kotlin |Java

class DirectPropertyTarget<T : Any!, V : Number!> : ParallaxTarget

kotlin.Any
↳	androidx.leanback.widget.ParallaxTarget
	↳	androidx.leanback.widget.ParallaxTarget.DirectPropertyTarget

DirectPropertyTarget is to support direct mapping into either Integer Property or Float Property. App uses convenient method ParallaxEffect#target(Object, Property) to add a direct mapping.

Summary

Public constructors
<init>(targetObject: Any!, property: Property<T, V>!)

Public methods
Unit	directUpdate(value: Number!)
Boolean	isDirectMapping() Returns true as DirectPropertyTarget receives a number to update Property in directUpdate(Number).

Inherited functions
From class ParallaxTarget Unit update(fraction: Float) Implementation class is supposed to update target with the provided fraction (between 0 and 1). The fraction represents percentage of completed change (e.g. scroll) on target. Called only when isDirectMapping() is false.

Public constructors

<init>

DirectPropertyTarget(
    targetObject: Any!, 
    property: Property<T, V>!)

Parameters
targetObject	Any!: Target object for perform Parallax
property	Property<T, V>!: Target property, either an Integer Property or a Float Property.

Public methods

directUpdate

fun directUpdate(value: Number!): Unit

isDirectMapping

fun isDirectMapping(): Boolean

Returns true as DirectPropertyTarget receives a number to update Property in directUpdate(Number).

Return
Boolean	True if direct mapping, false otherwise.