source: trip-planner-front/node_modules/@angular/cdk/esm2015/overlay/position/scroll-clip.js

/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
// TODO(jelbourn): move this to live with the rest of the scrolling code
// TODO(jelbourn): someday replace this with IntersectionObservers
/**
 * Gets whether an element is scrolled outside of view by any of its parent scrolling containers.
 * @param element Dimensions of the element (from getBoundingClientRect)
 * @param scrollContainers Dimensions of element's scrolling containers (from getBoundingClientRect)
 * @returns Whether the element is scrolled out of view
 * @docs-private
 */
export function isElementScrolledOutsideView(element, scrollContainers) {
    return scrollContainers.some(containerBounds => {
        const outsideAbove = element.bottom < containerBounds.top;
        const outsideBelow = element.top > containerBounds.bottom;
        const outsideLeft = element.right < containerBounds.left;
        const outsideRight = element.left > containerBounds.right;
        return outsideAbove || outsideBelow || outsideLeft || outsideRight;
    });
}
/**
 * Gets whether an element is clipped by any of its scrolling containers.
 * @param element Dimensions of the element (from getBoundingClientRect)
 * @param scrollContainers Dimensions of element's scrolling containers (from getBoundingClientRect)
 * @returns Whether the element is clipped
 * @docs-private
 */
export function isElementClippedByScrolling(element, scrollContainers) {
    return scrollContainers.some(scrollContainerRect => {
        const clippedAbove = element.top < scrollContainerRect.top;
        const clippedBelow = element.bottom > scrollContainerRect.bottom;
        const clippedLeft = element.left < scrollContainerRect.left;
        const clippedRight = element.right > scrollContainerRect.right;
        return clippedAbove || clippedBelow || clippedLeft || clippedRight;
    });
}
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