ZoomableContent

class MainActivity : ComponentActivity() {
  override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)

    setContent {
      ComposePlaygroundTheme {
        val zoomContentState = remember { ZoomContentState() }

        ZoomableContent(zoomContentState) {
          Text(
            modifier = Modifier.clickable { zoomContentState.zoomIn() },
            text = "Test text"
          )
        }
      }
    }

  }
}

@Composable
fun ZoomableContent(
  zoomContentState: ZoomContentState,
  duration: Int = 2250,
  content: @Composable () -> Unit
) {
  var scale by remember { mutableStateOf(1f) }

  LaunchedEffect(zoomContentState) {
    zoomContentState.zoomEventsFlow.collectLatest { zoomData ->
      animate(
        initialValue = 0f,
        targetValue = 1f,
        initialVelocity = 0f,
        animationSpec = tween(durationMillis = duration, easing = LinearEasing),
        block = { progress, _ ->
          if (progress < 0.5f) {
            scale = lerpF(1f, zoomData.value, progress * 2)
          } else {
            scale = lerpF(zoomData.value, 1f, (progress * 2) - 1f)
          }
        }
      )
    }
  }

  Box(modifier = Modifier.scale(scale)) {
    content()
  }
}

private fun lerpF(from: Float, to: Float, progress: Float): Float {
  return from + progress * (to - from)
}

class ZoomContentState {
  val zoomEventsFlow = MutableSharedFlow<ZoomData>(extraBufferCapacity = 1, onBufferOverflow = BufferOverflow.DROP_OLDEST)

  fun zoomIn() {
    zoomEventsFlow.tryEmit(ZoomData(1.5f))
  }
}

data class ZoomData(val value: Float)