SliderAnimation.kt

package com.pandit.application.demoapp.ui

import android.os.Bundle
import android.os.Handler
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.core.view.size
import androidx.fragment.app.Fragment
import com.pandit.application.demoapp.R
import com.pandit.application.demoapp.adapters.ViewPagerAdapter
import kotlinx.android.synthetic.main.fragment_home.view.*
import java.util.*

// TODO: Rename parameter arguments, choose names that match
// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
private const val ARG_PARAM1 = "param1"
private const val ARG_PARAM2 = "param2"

/**
 * A simple [Fragment] subclass.
 * Use the [Home.newInstance] factory method to
 * create an instance of this fragment.
 */
class Home : Fragment() {
    // TODO: Rename and change types of parameters
    private var param1: String? = null
    private var param2: String? = null
    lateinit var timer:Timer
    var currentPage = 0



    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        arguments?.let {
            param1 = it.getString(ARG_PARAM1)
            param2 = it.getString(ARG_PARAM2)
        }
    }

    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        // Inflate the layout for this fragment
        val view = inflater.inflate(R.layout.fragment_home, container, false)
        view.view_pager2.adapter =
            ViewPagerAdapter()
        val handler = Handler()
        val Update = Runnable {
            if (view.view_pager2.size - 1 == currentPage) {
                currentPage = 0
            }
            view.view_pager2.setCurrentItem(currentPage++, true)
            if(currentPage > view.view_pager2.size+1) currentPage = 0
        }

        timer = Timer() // This will create a new Thread

        timer.schedule(object : TimerTask() {
            // task to be scheduled
            override fun run() {
                handler.post(Update)
            }
        }, 500, 3000)
        return view
    }

    companion object {
       
        @JvmStatic
        fun newInstance(param1: String, param2: String) =
            Home().apply {
                arguments = Bundle().apply {
                    putString(ARG_PARAM1, param1)
                    putString(ARG_PARAM2, param2)
                }
            }
    }
}


class ViewPagerAdapter : RecyclerView.Adapter<PagerVH>() {

    val slider = arrayOf("https://www.vrlocal.in/images/main-slider/flooerclean-home-banner.jpg",
        "https://www.vrlocal.in/images/main-slider/interior-banner-home.jpg",
        "https://www.vrlocal.in/images/main-slider/clean-home-banner.jpg")

    //array of colors to change the background color of screen




    //get the size of color array
    override fun getItemCount(): Int = slider.size

    override fun onBindViewHolder(holder: PagerVH, position: Int) {
        Glide.with(holder.itemView).load(slider.get(position))
            .into(holder.itemView.image)
    }

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): PagerVH {
        return PagerVH(
            LayoutInflater.from(
                parent.context
            ).inflate(
                R.layout.pager_item,
                parent,
                false
            )
        )
    }


    //binding the screen with view

}

class PagerVH(itemView: View) : RecyclerView.ViewHolder(itemView)