Step7SliderControl_1.kt

...        
      Column(
            verticalArrangement = Arrangement.Center,
            horizontalAlignment = Alignment.CenterHorizontally
        ) {
            val size = 300.dp
            var progress by remember { mutableStateOf(0f) }
            var animationAngle by remember { mutableStateOf(0f) }
            Box(
                modifier = Modifier
                    .size(size)
                    .background(Color.Black)
            ) {
                ClockAnimation(animationAngle)
            }
            Text("Control animation with a slider!")
            Slider(
                modifier = Modifier.padding(16.dp),
                value = progress,
                onValueChange = {
                    progress = it
                    animationAngle = it * 720f
                }
            )
        } ...
}

@Composable
fun ClockAnimation(animationAngle: Float) {
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