WebViewComposable.kt

Modifier.pointerInput(Unit) {
    var moveSkipped = false
    forEachGesture {
	awaitPointerEventScope {
            while (true) {
                val event = awaitPointerEvent()
                val firstChange = event.changes.firstOrNull() ?: continue
                val position = firstChange.position
                if(event.type == PointerEventType.Release && moveSkipped) {
                    moveSkipped = false
                    continue
                }
                if (event.type == PointerEventType.Move) {
                    val isUpward = firstChange.previousPosition.y < position.y
                    if ((webView.scrollY == 0 && isUpward)) {
                        moveSkipped = true
                        continue
                    } else if (webView.scrollY == webView.verticalScrollRange && !isUpward) {
                        moveSkipped = true
                        continue
                    } else {
                        event.changes.forEach { it.consume() }
                    }
                } else {
                    event.changes.forEach { it.consume() }
                }
            }
        }
    }
}