import { rectToClientRect, computePosition as computePosition$1 } from '@floating-ui/core'; export { arrow, autoPlacement, detectOverflow, flip, hide, inline, limitShift, offset, shift, size } from '@floating-ui/core'; import { round, createCoords, max, min, floor } from '@floating-ui/utils'; import { getComputedStyle, isHTMLElement, isElement, getWindow, isWebKit, getDocumentElement, getNodeName, isOverflowElement, getNodeScroll, getOverflowAncestors, getParentNode, isLastTraversableNode, isContainingBlock, isTableElement, getContainingBlock } from '@floating-ui/utils/dom'; export { getOverflowAncestors } from '@floating-ui/utils/dom'; function getCssDimensions(element) { const css = getComputedStyle(element); // In testing environments, the `width` and `height` properties are empty // strings for SVG elements, returning NaN. Fallback to `0` in this case. let width = parseFloat(css.width) || 0; let height = parseFloat(css.height) || 0; const hasOffset = isHTMLElement(element); const offsetWidth = hasOffset ? element.offsetWidth : width; const offsetHeight = hasOffset ? element.offsetHeight : height; const shouldFallback = round(width) !== offsetWidth || round(height) !== offsetHeight; if (shouldFallback) { width = offsetWidth; height = offsetHeight; } return { width, height, $: shouldFallback }; } function unwrapElement(element) { return !isElement(element) ? element.contextElement : element; } function getScale(element) { const domElement = unwrapElement(element); if (!isHTMLElement(domElement)) { return createCoords(1); } const rect = domElement.getBoundingClientRect(); const { width, height, $ } = getCssDimensions(domElement); let x = ($ ? round(rect.width) : rect.width) / width; let y = ($ ? round(rect.height) : rect.height) / height; // 0, NaN, or Infinity should always fallback to 1. if (!x || !Number.isFinite(x)) { x = 1; } if (!y || !Number.isFinite(y)) { y = 1; } return { x, y }; } const noOffsets = /*#__PURE__*/createCoords(0); function getVisualOffsets(element) { const win = getWindow(element); if (!isWebKit() || !win.visualViewport) { return noOffsets; } return { x: win.visualViewport.offsetLeft, y: win.visualViewport.offsetTop }; } function shouldAddVisualOffsets(element, isFixed, floatingOffsetParent) { if (isFixed === void 0) { isFixed = false; } if (!floatingOffsetParent || isFixed && floatingOffsetParent !== getWindow(element)) { return false; } return isFixed; } function getBoundingClientRect(element, includeScale, isFixedStrategy, offsetParent) { if (includeScale === void 0) { includeScale = false; } if (isFixedStrategy === void 0) { isFixedStrategy = false; } const clientRect = element.getBoundingClientRect(); const domElement = unwrapElement(element); let scale = createCoords(1); if (includeScale) { if (offsetParent) { if (isElement(offsetParent)) { scale = getScale(offsetParent); } } else { scale = getScale(element); } } const visualOffsets = shouldAddVisualOffsets(domElement, isFixedStrategy, offsetParent) ? getVisualOffsets(domElement) : createCoords(0); let x = (clientRect.left + visualOffsets.x) / scale.x; let y = (clientRect.top + visualOffsets.y) / scale.y; let width = clientRect.width / scale.x; let height = clientRect.height / scale.y; if (domElement) { const win = getWindow(domElement); const offsetWin = offsetParent && isElement(offsetParent) ? getWindow(offsetParent) : offsetParent; let currentIFrame = win.frameElement; while (currentIFrame && offsetParent && offsetWin !== win) { const iframeScale = getScale(currentIFrame); const iframeRect = currentIFrame.getBoundingClientRect(); const css = getComputedStyle(currentIFrame); const left = iframeRect.left + (currentIFrame.clientLeft + parseFloat(css.paddingLeft)) * iframeScale.x; const top = iframeRect.top + (currentIFrame.clientTop + parseFloat(css.paddingTop)) * iframeScale.y; x *= iframeScale.x; y *= iframeScale.y; width *= iframeScale.x; height *= iframeScale.y; x += left; y += top; currentIFrame = getWindow(currentIFrame).frameElement; } } return rectToClientRect({ width, height, x, y }); } function convertOffsetParentRelativeRectToViewportRelativeRect(_ref) { let { rect, offsetParent, strategy } = _ref; const isOffsetParentAnElement = isHTMLElement(offsetParent); const documentElement = getDocumentElement(offsetParent); if (offsetParent === documentElement) { return rect; } let scroll = { scrollLeft: 0, scrollTop: 0 }; let scale = createCoords(1); const offsets = createCoords(0); if (isOffsetParentAnElement || !isOffsetParentAnElement && strategy !== 'fixed') { if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) { scroll = getNodeScroll(offsetParent); } if (isHTMLElement(offsetParent)) { const offsetRect = getBoundingClientRect(offsetParent); scale = getScale(offsetParent); offsets.x = offsetRect.x + offsetParent.clientLeft; offsets.y = offsetRect.y + offsetParent.clientTop; } } return { width: rect.width * scale.x, height: rect.height * scale.y, x: rect.x * scale.x - scroll.scrollLeft * scale.x + offsets.x, y: rect.y * scale.y - scroll.scrollTop * scale.y + offsets.y }; } function getClientRects(element) { return Array.from(element.getClientRects()); } function getWindowScrollBarX(element) { // If has a CSS width greater than the viewport, then this will be // incorrect for RTL. return getBoundingClientRect(getDocumentElement(element)).left + getNodeScroll(element).scrollLeft; } // Gets the entire size of the scrollable document area, even extending outside // of the `` and `` rect bounds if horizontally scrollable. function getDocumentRect(element) { const html = getDocumentElement(element); const scroll = getNodeScroll(element); const body = element.ownerDocument.body; const width = max(html.scrollWidth, html.clientWidth, body.scrollWidth, body.clientWidth); const height = max(html.scrollHeight, html.clientHeight, body.scrollHeight, body.clientHeight); let x = -scroll.scrollLeft + getWindowScrollBarX(element); const y = -scroll.scrollTop; if (getComputedStyle(body).direction === 'rtl') { x += max(html.clientWidth, body.clientWidth) - width; } return { width, height, x, y }; } function getViewportRect(element, strategy) { const win = getWindow(element); const html = getDocumentElement(element); const visualViewport = win.visualViewport; let width = html.clientWidth; let height = html.clientHeight; let x = 0; let y = 0; if (visualViewport) { width = visualViewport.width; height = visualViewport.height; const visualViewportBased = isWebKit(); if (!visualViewportBased || visualViewportBased && strategy === 'fixed') { x = visualViewport.offsetLeft; y = visualViewport.offsetTop; } } return { width, height, x, y }; } // Returns the inner client rect, subtracting scrollbars if present. function getInnerBoundingClientRect(element, strategy) { const clientRect = getBoundingClientRect(element, true, strategy === 'fixed'); const top = clientRect.top + element.clientTop; const left = clientRect.left + element.clientLeft; const scale = isHTMLElement(element) ? getScale(element) : createCoords(1); const width = element.clientWidth * scale.x; const height = element.clientHeight * scale.y; const x = left * scale.x; const y = top * scale.y; return { width, height, x, y }; } function getClientRectFromClippingAncestor(element, clippingAncestor, strategy) { let rect; if (clippingAncestor === 'viewport') { rect = getViewportRect(element, strategy); } else if (clippingAncestor === 'document') { rect = getDocumentRect(getDocumentElement(element)); } else if (isElement(clippingAncestor)) { rect = getInnerBoundingClientRect(clippingAncestor, strategy); } else { const visualOffsets = getVisualOffsets(element); rect = { ...clippingAncestor, x: clippingAncestor.x - visualOffsets.x, y: clippingAncestor.y - visualOffsets.y }; } return rectToClientRect(rect); } function hasFixedPositionAncestor(element, stopNode) { const parentNode = getParentNode(element); if (parentNode === stopNode || !isElement(parentNode) || isLastTraversableNode(parentNode)) { return false; } return getComputedStyle(parentNode).position === 'fixed' || hasFixedPositionAncestor(parentNode, stopNode); } // A "clipping ancestor" is an `overflow` element with the characteristic of // clipping (or hiding) child elements. This returns all clipping ancestors // of the given element up the tree. function getClippingElementAncestors(element, cache) { const cachedResult = cache.get(element); if (cachedResult) { return cachedResult; } let result = getOverflowAncestors(element).filter(el => isElement(el) && getNodeName(el) !== 'body'); let currentContainingBlockComputedStyle = null; const elementIsFixed = getComputedStyle(element).position === 'fixed'; let currentNode = elementIsFixed ? getParentNode(element) : element; // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block while (isElement(currentNode) && !isLastTraversableNode(currentNode)) { const computedStyle = getComputedStyle(currentNode); const currentNodeIsContaining = isContainingBlock(currentNode); if (!currentNodeIsContaining && computedStyle.position === 'fixed') { currentContainingBlockComputedStyle = null; } const shouldDropCurrentNode = elementIsFixed ? !currentNodeIsContaining && !currentContainingBlockComputedStyle : !currentNodeIsContaining && computedStyle.position === 'static' && !!currentContainingBlockComputedStyle && ['absolute', 'fixed'].includes(currentContainingBlockComputedStyle.position) || isOverflowElement(currentNode) && !currentNodeIsContaining && hasFixedPositionAncestor(element, currentNode); if (shouldDropCurrentNode) { // Drop non-containing blocks. result = result.filter(ancestor => ancestor !== currentNode); } else { // Record last containing block for next iteration. currentContainingBlockComputedStyle = computedStyle; } currentNode = getParentNode(currentNode); } cache.set(element, result); return result; } // Gets the maximum area that the element is visible in due to any number of // clipping ancestors. function getClippingRect(_ref) { let { element, boundary, rootBoundary, strategy } = _ref; const elementClippingAncestors = boundary === 'clippingAncestors' ? getClippingElementAncestors(element, this._c) : [].concat(boundary); const clippingAncestors = [...elementClippingAncestors, rootBoundary]; const firstClippingAncestor = clippingAncestors[0]; const clippingRect = clippingAncestors.reduce((accRect, clippingAncestor) => { const rect = getClientRectFromClippingAncestor(element, clippingAncestor, strategy); accRect.top = max(rect.top, accRect.top); accRect.right = min(rect.right, accRect.right); accRect.bottom = min(rect.bottom, accRect.bottom); accRect.left = max(rect.left, accRect.left); return accRect; }, getClientRectFromClippingAncestor(element, firstClippingAncestor, strategy)); return { width: clippingRect.right - clippingRect.left, height: clippingRect.bottom - clippingRect.top, x: clippingRect.left, y: clippingRect.top }; } function getDimensions(element) { return getCssDimensions(element); } function getRectRelativeToOffsetParent(element, offsetParent, strategy) { const isOffsetParentAnElement = isHTMLElement(offsetParent); const documentElement = getDocumentElement(offsetParent); const isFixed = strategy === 'fixed'; const rect = getBoundingClientRect(element, true, isFixed, offsetParent); let scroll = { scrollLeft: 0, scrollTop: 0 }; const offsets = createCoords(0); if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) { if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) { scroll = getNodeScroll(offsetParent); } if (isOffsetParentAnElement) { const offsetRect = getBoundingClientRect(offsetParent, true, isFixed, offsetParent); offsets.x = offsetRect.x + offsetParent.clientLeft; offsets.y = offsetRect.y + offsetParent.clientTop; } else if (documentElement) { offsets.x = getWindowScrollBarX(documentElement); } } return { x: rect.left + scroll.scrollLeft - offsets.x, y: rect.top + scroll.scrollTop - offsets.y, width: rect.width, height: rect.height }; } function getTrueOffsetParent(element, polyfill) { if (!isHTMLElement(element) || getComputedStyle(element).position === 'fixed') { return null; } if (polyfill) { return polyfill(element); } return element.offsetParent; } // Gets the closest ancestor positioned element. Handles some edge cases, // such as table ancestors and cross browser bugs. function getOffsetParent(element, polyfill) { const window = getWindow(element); if (!isHTMLElement(element)) { return window; } let offsetParent = getTrueOffsetParent(element, polyfill); while (offsetParent && isTableElement(offsetParent) && getComputedStyle(offsetParent).position === 'static') { offsetParent = getTrueOffsetParent(offsetParent, polyfill); } if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle(offsetParent).position === 'static' && !isContainingBlock(offsetParent))) { return window; } return offsetParent || getContainingBlock(element) || window; } const getElementRects = async function (_ref) { let { reference, floating, strategy } = _ref; const getOffsetParentFn = this.getOffsetParent || getOffsetParent; const getDimensionsFn = this.getDimensions; return { reference: getRectRelativeToOffsetParent(reference, await getOffsetParentFn(floating), strategy), floating: { x: 0, y: 0, ...(await getDimensionsFn(floating)) } }; }; function isRTL(element) { return getComputedStyle(element).direction === 'rtl'; } const platform = { convertOffsetParentRelativeRectToViewportRelativeRect, getDocumentElement, getClippingRect, getOffsetParent, getElementRects, getClientRects, getDimensions, getScale, isElement, isRTL }; // https://samthor.au/2021/observing-dom/ function observeMove(element, onMove) { let io = null; let timeoutId; const root = getDocumentElement(element); function cleanup() { clearTimeout(timeoutId); io && io.disconnect(); io = null; } function refresh(skip, threshold) { if (skip === void 0) { skip = false; } if (threshold === void 0) { threshold = 1; } cleanup(); const { left, top, width, height } = element.getBoundingClientRect(); if (!skip) { onMove(); } if (!width || !height) { return; } const insetTop = floor(top); const insetRight = floor(root.clientWidth - (left + width)); const insetBottom = floor(root.clientHeight - (top + height)); const insetLeft = floor(left); const rootMargin = -insetTop + "px " + -insetRight + "px " + -insetBottom + "px " + -insetLeft + "px"; const options = { rootMargin, threshold: max(0, min(1, threshold)) || 1 }; let isFirstUpdate = true; function handleObserve(entries) { const ratio = entries[0].intersectionRatio; if (ratio !== threshold) { if (!isFirstUpdate) { return refresh(); } if (!ratio) { timeoutId = setTimeout(() => { refresh(false, 1e-7); }, 100); } else { refresh(false, ratio); } } isFirstUpdate = false; } // Older browsers don't support a `document` as the root and will throw an // error. try { io = new IntersectionObserver(handleObserve, { ...options, // Handle