View visible in Scrollview

ViewExtensions.kt

fun View.isPartiallyOrFullyVisible(horizontalScrollView: HorizontalScrollView) : Boolean {
    val scrollBounds = Rect()
    horizontalScrollView.getHitRect(scrollBounds)
    return getLocalVisibleRect(scrollBounds)
}

fun View.isPartiallyOrFullyVisible(scrollView: ScrollView) : Boolean {
    val scrollBounds = Rect()
    scrollView.getHitRect(scrollBounds)
    return getLocalVisibleRect(scrollBounds)
}

fun View.isFullyVisible(horizontalScrollView: HorizontalScrollView) : Boolean {
    val scrollBounds = Rect()
    horizontalScrollView.getDrawingRect(scrollBounds)
    val left = x
    val right = left + width
    return scrollBounds.left < left && scrollBounds.right > right
}

fun View.isFullyVisible(scrollView: ScrollView) : Boolean {
    val scrollBounds = Rect()
    scrollView.getDrawingRect(scrollBounds)
    val top = y
    val bottom = top + height
    return scrollBounds.top < top && scrollBounds.bottom > bottom
}

fun View.isPartiallyVisible(horizontalScrollView: HorizontalScrollView) : Boolean = isPartiallyOrFullyVisible(horizontalScrollView) && !isFullyVisible(horizontalScrollView)
fun View.isPartiallyVisible(scrollView: ScrollView) : Boolean = isPartiallyOrFullyVisible(scrollView) && !isFullyVisible(scrollView)