Update webview rotate with android animate

MainActivity.kt

class MainActivity : AppCompatActivity() {

    private lateinit var binding: ActivityMainBinding

    @RequiresApi(Build.VERSION_CODES.R)
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)

        binding = ActivityMainBinding.inflate(layoutInflater)
        setContentView(binding.root)

        updateFullScreenSize()
    }

    @RequiresApi(Build.VERSION_CODES.R)
    fun updateFullScreenSize(){
        val bounds = windowManager.currentWindowMetrics.bounds
        globalHeight = bounds.right
        globalWidth = bounds.bottom
    }
}

var globalHeight = 0
    private set
var globalWidth = 0
    private set

YtPlayer.kt

package com.kenny.myapplication.custom

import android.annotation.SuppressLint
import android.content.Context
import android.os.Build
import android.util.AttributeSet
import android.view.ViewGroup
import android.webkit.WebView
import androidx.annotation.RequiresApi
import androidx.constraintlayout.widget.ConstraintLayout
import androidx.constraintlayout.widget.ConstraintSet
import androidx.core.view.updateLayoutParams
import com.kenny.myapplication.R
import com.kenny.myapplication.globalHeight
import com.kenny.myapplication.globalWidth
import java.lang.StringBuilder
import java.util.*

//youtube撥放器
@SuppressLint("SetJavaScriptEnabled")
class YtPlayer @JvmOverloads constructor(
    context: Context, attrs: AttributeSet? = null, defaultStyle: Int = 0
) : WebView(context, attrs, defaultStyle) {

    init {
        this.settings.apply {
            javaScriptEnabled = true
            useWideViewPort = true
            loadWithOverviewMode = true
            mediaPlaybackRequiresUserGesture = false
        }
    }

    private fun getRawFileFromResource(resourceId: Int): String {
        val sb = StringBuilder()
        val s = Scanner(resources.openRawResource(resourceId))
        while (s.hasNextLine()) {
            sb.append(s.nextLine().toString() + "\n")
        }
        return sb.toString()
    }

    fun loadYTId(id: String) {
        (this as WebView).loadData(
            getRawFileFromResource(R.raw.youtube_iframe_html)
                .replace(
                    "replaceMe",
                    "https://www.youtube.com/embed/$id?autoplay=1&fs=0&rel=0&showinfo=0&modestbranding=1&iv_load_policy=3"
                ),
            "text/html",
            "UTF-8"
        )
    }

    fun clearAllResource() {
        (this as? WebView)?.apply {
            loadUrl("about:blank")
            clearHistory()
            clearView()
            destroy()
        }
    }

    private fun rotateScreen(degree:Float) {
        val viewHeightAfterRotate = globalHeight
        val viewWidthAfterRotate = globalWidth
        updateLayoutParams {
            this.width = viewWidthAfterRotate
            this.height = viewHeightAfterRotate
            translationX = (height - width) / 2f
            translationY = -(height - width) / 2f
        }
        rotation = degree
    }

    fun toRightLandscape(){
        rotateScreen(90f)
    }
    fun toLeftLandscape(){
        rotateScreen(-90f)
    }
    fun toPortrait(){
        updateLayoutParams {
            this.width = globalHeight
            this.height = globalHeight*9/16
            x = 0f
            y = 0f
        }
        rotation = 0f
    }

}