svinouze

interface FabulousListener {
    fun onClick()
}

class FabulousFragment : Fragment() {

    companion object {
        fun newInstance() = FabulousFragment()
    }

svinouze

class FabulousActivity : Activity() {

  companion object {
      fun newIntent(context: Context): Intent = Intent(context, FabulousActivity::class.java)
  }
  
  override fun onCreate(savedInstanceState: Bundle?) {
      super.onCreate(savedInstanceState)
    
      // Commit FabulousFragment instance into FragmentManager

svinouze

class FabulousActivity : Activity(), FabulousListener {

  companion object {
      fun newIntent(context: Context): Intent = Intent(context, FabulousActivity::class.java)
  }
  
  override fun onCreate(savedInstanceState: Bundle?) {
      super.onCreate(savedInstanceState)
    
      // Commit FabulousFragment instance into FragmentManager

svinouze

interface FabulousListener {
    fun onClick()
}

class FabulousFragment : Fragment() {

    companion object {
        fun newInstance() = FabulousFragment()
    }

svinouze

class SegmentedProgressBar @JvmOverloads constructor(
    context: Context,
    attrs: AttributeSet? = null,
    defStyleAttr: Int = 0
) : View(context, attrs, defStyleAttr) {

    override fun onDraw(canvas: Canvas) {
        // Draw something onto the canvas
    }
}

svinouze

class SegmentedProgressBar @JvmOverloads constructor(
    context: Context,
    attrs: AttributeSet? = null,
    defStyleAttr: Int = 0
) : View(context, attrs, defStyleAttr) {

    @get:ColorInt
    var segmentColor: Int = Color.WHITE
    var segmentAlpha: Float = 1f

svinouze

class SegmentedProgressBar @JvmOverloads constructor(
    context: Context,
    attrs: AttributeSet? = null,
    defStyleAttr: Int = 0
) : View(context, attrs, defStyleAttr) {

    @get:ColorInt
    var segmentColor: Int = Color.WHITE
    var segmentAlpha: Float = 1f
    var segmentCount: Int = 1

svinouze

class SegmentCoordinatesComputer {
    
    fun segmentCoordinates(position: Int, segmentCount: Int, width: Float, spacing: Float): SegmentCoordinates {
        val segmentWidth = (width - spacing * (segmentCount - 1)) / segmentCount
        val isLast = position == segmentCount - 1

        val topLeft = (segmentWidth + spacing) * position
        val bottomLeft = (segmentWidth + spacing) * position
        val topRight = segmentWidth * (position + 1) + spacing * position
        val bottomRight = segmentWidth * (position + 1) + spacing * position

svinouze

class SegmentCoordinatesComputer {
    
    fun segmentCoordinates(position: Int, segmentCount: Int, width: Float, spacing: Float): SegmentCoordinates {
        [...]
    }
    
    fun progressCoordinates(progress: Int, segmentCount: Int, width: Float, spacing: Float): SegmentCoordinates {
        val segmentWidth = (width - spacing * (segmentCount - 1)) / segmentCount
        val isLast = progress == segmentCount

svinouze

class SegmentedProgressBar @JvmOverloads constructor(
    context: Context,
    attrs: AttributeSet? = null,
    defStyleAttr: Int = 0
) : View(context, attrs, defStyleAttr) {

    [...]
    
    @get:ColorInt
    var progressColor: Int = Color.GREEN