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package ca.allanwang.kau.animators
import android.support.v7.widget.RecyclerView
import android.view.ViewPropertyAnimator
/**
* Created by Allan Wang on 2017-06-27.
*
* Base for sliding animators
* item delay factor by default can be 0.125f
*/
abstract class BaseSlideAlphaAnimator(itemDelayFactor: Float) : BaseDelayAnimator(itemDelayFactor) {
override fun addAnimation(holder: RecyclerView.ViewHolder): ViewPropertyAnimator {
return super.addAnimation(holder).apply {
translationY(0f)
translationX(0f)
alpha(1f)
}
}
final override fun addAnimationCleanup(holder: RecyclerView.ViewHolder) {
with(holder.itemView) {
translationY = 0f
translationX = 0f
alpha = 1f
}
}
override fun getAddDelay(remove: Long, move: Long, change: Long): Long = 0
override fun getRemoveDelay(remove: Long, move: Long, change: Long): Long = 0
/**
* Partial removal animation
* As of now, all it does it change the alpha
* To have it slide, add onto it in a sub class
*/
override fun removeAnimation(holder: RecyclerView.ViewHolder): ViewPropertyAnimator {
return super.addAnimation(holder).apply {
alpha(0f)
}
}
override final fun removeAnimationCleanup(holder: RecyclerView.ViewHolder) {
with(holder.itemView) {
translationY = 0f
translationX = 0f
alpha = 1f
}
}
}
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