code-lab/node_modules/vuetify/lib/components/VSlideGroup/helpers.mjs

export function calculateUpdatedTarget(_ref) {
  let {
    selectedElement,
    containerElement,
    isRtl,
    isHorizontal
  } = _ref;
  const containerSize = getOffsetSize(isHorizontal, containerElement);
  const scrollPosition = getScrollPosition(isHorizontal, isRtl, containerElement);
  const childrenSize = getOffsetSize(isHorizontal, selectedElement);
  const childrenStartPosition = getOffsetPosition(isHorizontal, selectedElement);
  const additionalOffset = childrenSize * 0.4;
  if (scrollPosition > childrenStartPosition) {
    return childrenStartPosition - additionalOffset;
  } else if (scrollPosition + containerSize < childrenStartPosition + childrenSize) {
    return childrenStartPosition - containerSize + childrenSize + additionalOffset;
  }
  return scrollPosition;
}
export function calculateCenteredTarget(_ref2) {
  let {
    selectedElement,
    containerElement,
    isHorizontal
  } = _ref2;
  const containerOffsetSize = getOffsetSize(isHorizontal, containerElement);
  const childrenOffsetPosition = getOffsetPosition(isHorizontal, selectedElement);
  const childrenOffsetSize = getOffsetSize(isHorizontal, selectedElement);
  return childrenOffsetPosition - containerOffsetSize / 2 + childrenOffsetSize / 2;
}
export function getScrollSize(isHorizontal, element) {
  const key = isHorizontal ? 'scrollWidth' : 'scrollHeight';
  return element?.[key] || 0;
}
export function getClientSize(isHorizontal, element) {
  const key = isHorizontal ? 'clientWidth' : 'clientHeight';
  return element?.[key] || 0;
}
export function getScrollPosition(isHorizontal, rtl, element) {
  if (!element) {
    return 0;
  }
  const {
    scrollLeft,
    offsetWidth,
    scrollWidth
  } = element;
  if (isHorizontal) {
    return rtl ? scrollWidth - offsetWidth + scrollLeft : scrollLeft;
  }
  return element.scrollTop;
}
export function getOffsetSize(isHorizontal, element) {
  const key = isHorizontal ? 'offsetWidth' : 'offsetHeight';
  return element?.[key] || 0;
}
export function getOffsetPosition(isHorizontal, element) {
  const key = isHorizontal ? 'offsetLeft' : 'offsetTop';
  return element?.[key] || 0;
}
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