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LegendAdapter.kt
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LegendAdapter.kt
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package com.faskn.lib.legend
import android.content.res.ColorStateList
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.core.content.ContextCompat
import androidx.recyclerview.widget.RecyclerView
import com.faskn.lib.R
import com.faskn.lib.Slice
import kotlinx.android.synthetic.main.item_legend.view.*
open class LegendAdapter : RecyclerView.Adapter<LegendItemViewHolder>() {
protected val items = mutableListOf<Slice>()
var onItemClickListener: ((Slice?) -> Unit)? = null
fun setup(items: List<Slice>) {
this.items.clear()
this.items.addAll(items)
notifyDataSetChanged()
}
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): LegendItemViewHolder {
return LegendItemViewHolder(
LayoutInflater.from(parent.context).inflate(R.layout.item_legend, parent, false)
)
}
override fun getItemCount(): Int = items.size
override fun onBindViewHolder(holder: LegendItemViewHolder, position: Int) {
holder.bind(items[position])
holder.itemView.setOnClickListener {
onItemClickListener?.invoke(items[position])
}
}
}
open class LegendItemViewHolder(view: View) : RecyclerView.ViewHolder(view) {
var boundItem: Slice? = null
open fun bind(slice: Slice) {
boundItem = slice
itemView.imageViewCircleIndicator.imageTintList =
ColorStateList.valueOf(ContextCompat.getColor(itemView.context, slice.color))
itemView.textViewSliceTitle.text = slice.name
}
}