TickBar.

TickBar

import android.content.Context
import android.graphics.*
import android.util.AttributeSet
import androidx.appcompat.widget.AppCompatSeekBar
import androidx.core.content.ContextCompat
import com.peoplemesh.now.R

class TagTickBar(context: Context, attrs: AttributeSet?, defStyleAttr:Int) :AppCompatSeekBar(context,attrs,defStyleAttr){

    constructor(context: Context) : this(context,null)
    constructor(context: Context, attrs: AttributeSet?) : this(context,attrs, R.attr.seekBarStyle)

    override fun draw(canvas: Canvas) {
        super.draw(canvas)
        val mTickMark = ContextCompat.getDrawable(context, R.drawable.my_tag_tick)
        mTickMark?.let {
            val count = 4
            val w: Int = it.intrinsicWidth
            val h: Int = it.intrinsicHeight
            val halfW = if (w >= 0) w / 2 else 1
            val halfH = if (h >= 0) h / 2 else 1
            it.setBounds(-halfW, -halfH, halfW, halfH)
            val spacing: Float = (width - paddingLeft
                    - paddingRight) / count.toFloat()
            val saveCount = canvas.save()
            canvas.translate(paddingLeft.toFloat()+spacing, height / 2.toFloat())

            for (i in 0 until count-1) {
                it.draw(canvas)
                canvas.translate(spacing, 0f)
            }
            canvas.restoreToCount(saveCount)
        }

        if(progress > 0) drawBenchMark(canvas,progress)

    }

    private fun drawBenchMark(canvas: Canvas, progress: Int) {
        val mTickMark = ContextCompat.getDrawable(context, R.drawable.my_tag_bench_mark)
        mTickMark?.let {
            val count = 4
            val w: Int = it.intrinsicWidth
            val h: Int = it.intrinsicHeight
            val halfW = if (w >= 0) w / 2 else 1
            val halfH = if (h >= 0) h / 2 else 1
            it.setBounds(-halfW, -halfH, halfW, halfH)
            val spacing: Float = (width - paddingLeft
                    - paddingRight) / count.toFloat()
            val saveCount = canvas.save()
            canvas.translate(paddingLeft.toFloat()+spacing, height / 2.toFloat())

            for (i in 0 until count-1) {
                if(progress <= 25 && i== 1) {
                    it.draw(canvas)
                    canvas.translate(spacing, 0f)
                }
               else if(progress in 26..50 && i== 1) {
                    it.draw(canvas)
                    canvas.translate(spacing, 0f)
                }
                else if(progress in 51..75 && i== 2) {
                    it.draw(canvas)
                    canvas.translate(spacing, 0f)
                } else if(progress in 76..100 && i== 3) {
                    it.draw(canvas)
                    canvas.translate(spacing, 0f)
                }
            }
            canvas.restoreToCount(saveCount)
        }

    }
}