@govbr-ds/webcomponents
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Biblioteca de Web Components baseado no GovBR-DS
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JavaScript
/*!
* Construído por SERPRO
* © https://serpro.gov.br/ - MIT License.
*/
import { r as registerInstance, c as createEvent, g as getElement, h, a as Host } from './index-ClsF4De3.js';
import { H as Helpers } from './helpers-BRKK5nMe.js';
/**
* Custom positioning reference element.
* @see https://floating-ui.com/docs/virtual-elements
*/
const sides = ['top', 'right', 'bottom', 'left'];
const min = Math.min;
const max = Math.max;
const round = Math.round;
const floor = Math.floor;
const createCoords = v => ({
x: v,
y: v
});
const oppositeSideMap = {
left: 'right',
right: 'left',
bottom: 'top',
top: 'bottom'
};
const oppositeAlignmentMap = {
start: 'end',
end: 'start'
};
function clamp(start, value, end) {
return max(start, min(value, end));
}
function evaluate(value, param) {
return typeof value === 'function' ? value(param) : value;
}
function getSide(placement) {
return placement.split('-')[0];
}
function getAlignment(placement) {
return placement.split('-')[1];
}
function getOppositeAxis(axis) {
return axis === 'x' ? 'y' : 'x';
}
function getAxisLength(axis) {
return axis === 'y' ? 'height' : 'width';
}
function getSideAxis(placement) {
return ['top', 'bottom'].includes(getSide(placement)) ? 'y' : 'x';
}
function getAlignmentAxis(placement) {
return getOppositeAxis(getSideAxis(placement));
}
function getAlignmentSides(placement, rects, rtl) {
if (rtl === void 0) {
rtl = false;
}
const alignment = getAlignment(placement);
const alignmentAxis = getAlignmentAxis(placement);
const length = getAxisLength(alignmentAxis);
let mainAlignmentSide = alignmentAxis === 'x' ? alignment === (rtl ? 'end' : 'start') ? 'right' : 'left' : alignment === 'start' ? 'bottom' : 'top';
if (rects.reference[length] > rects.floating[length]) {
mainAlignmentSide = getOppositePlacement(mainAlignmentSide);
}
return [mainAlignmentSide, getOppositePlacement(mainAlignmentSide)];
}
function getExpandedPlacements(placement) {
const oppositePlacement = getOppositePlacement(placement);
return [getOppositeAlignmentPlacement(placement), oppositePlacement, getOppositeAlignmentPlacement(oppositePlacement)];
}
function getOppositeAlignmentPlacement(placement) {
return placement.replace(/start|end/g, alignment => oppositeAlignmentMap[alignment]);
}
function getSideList(side, isStart, rtl) {
const lr = ['left', 'right'];
const rl = ['right', 'left'];
const tb = ['top', 'bottom'];
const bt = ['bottom', 'top'];
switch (side) {
case 'top':
case 'bottom':
if (rtl) return isStart ? rl : lr;
return isStart ? lr : rl;
case 'left':
case 'right':
return isStart ? tb : bt;
default:
return [];
}
}
function getOppositeAxisPlacements(placement, flipAlignment, direction, rtl) {
const alignment = getAlignment(placement);
let list = getSideList(getSide(placement), direction === 'start', rtl);
if (alignment) {
list = list.map(side => side + "-" + alignment);
if (flipAlignment) {
list = list.concat(list.map(getOppositeAlignmentPlacement));
}
}
return list;
}
function getOppositePlacement(placement) {
return placement.replace(/left|right|bottom|top/g, side => oppositeSideMap[side]);
}
function expandPaddingObject(padding) {
return {
top: 0,
right: 0,
bottom: 0,
left: 0,
...padding
};
}
function getPaddingObject(padding) {
return typeof padding !== 'number' ? expandPaddingObject(padding) : {
top: padding,
right: padding,
bottom: padding,
left: padding
};
}
function rectToClientRect(rect) {
const {
x,
y,
width,
height
} = rect;
return {
width,
height,
top: y,
left: x,
right: x + width,
bottom: y + height,
x,
y
};
}
function computeCoordsFromPlacement(_ref, placement, rtl) {
let {
reference,
floating
} = _ref;
const sideAxis = getSideAxis(placement);
const alignmentAxis = getAlignmentAxis(placement);
const alignLength = getAxisLength(alignmentAxis);
const side = getSide(placement);
const isVertical = sideAxis === 'y';
const commonX = reference.x + reference.width / 2 - floating.width / 2;
const commonY = reference.y + reference.height / 2 - floating.height / 2;
const commonAlign = reference[alignLength] / 2 - floating[alignLength] / 2;
let coords;
switch (side) {
case 'top':
coords = {
x: commonX,
y: reference.y - floating.height
};
break;
case 'bottom':
coords = {
x: commonX,
y: reference.y + reference.height
};
break;
case 'right':
coords = {
x: reference.x + reference.width,
y: commonY
};
break;
case 'left':
coords = {
x: reference.x - floating.width,
y: commonY
};
break;
default:
coords = {
x: reference.x,
y: reference.y
};
}
switch (getAlignment(placement)) {
case 'start':
coords[alignmentAxis] -= commonAlign * (rtl && isVertical ? -1 : 1);
break;
case 'end':
coords[alignmentAxis] += commonAlign * (rtl && isVertical ? -1 : 1);
break;
}
return coords;
}
/**
* Computes the `x` and `y` coordinates that will place the floating element
* next to a given reference element.
*
* This export does not have any `platform` interface logic. You will need to
* write one for the platform you are using Floating UI with.
*/
const computePosition$1 = async (reference, floating, config) => {
const {
placement = 'bottom',
strategy = 'absolute',
middleware = [],
platform
} = config;
const validMiddleware = middleware.filter(Boolean);
const rtl = await (platform.isRTL == null ? void 0 : platform.isRTL(floating));
let rects = await platform.getElementRects({
reference,
floating,
strategy
});
let {
x,
y
} = computeCoordsFromPlacement(rects, placement, rtl);
let statefulPlacement = placement;
let middlewareData = {};
let resetCount = 0;
for (let i = 0; i < validMiddleware.length; i++) {
const {
name,
fn
} = validMiddleware[i];
const {
x: nextX,
y: nextY,
data,
reset
} = await fn({
x,
y,
initialPlacement: placement,
placement: statefulPlacement,
strategy,
middlewareData,
rects,
platform,
elements: {
reference,
floating
}
});
x = nextX != null ? nextX : x;
y = nextY != null ? nextY : y;
middlewareData = {
...middlewareData,
[name]: {
...middlewareData[name],
...data
}
};
if (reset && resetCount <= 50) {
resetCount++;
if (typeof reset === 'object') {
if (reset.placement) {
statefulPlacement = reset.placement;
}
if (reset.rects) {
rects = reset.rects === true ? await platform.getElementRects({
reference,
floating,
strategy
}) : reset.rects;
}
({
x,
y
} = computeCoordsFromPlacement(rects, statefulPlacement, rtl));
}
i = -1;
}
}
return {
x,
y,
placement: statefulPlacement,
strategy,
middlewareData
};
};
/**
* Resolves with an object of overflow side offsets that determine how much the
* element is overflowing a given clipping boundary on each side.
* - positive = overflowing the boundary by that number of pixels
* - negative = how many pixels left before it will overflow
* - 0 = lies flush with the boundary
* @see https://floating-ui.com/docs/detectOverflow
*/
async function detectOverflow(state, options) {
var _await$platform$isEle;
if (options === void 0) {
options = {};
}
const {
x,
y,
platform,
rects,
elements,
strategy
} = state;
const {
boundary = 'clippingAncestors',
rootBoundary = 'viewport',
elementContext = 'floating',
altBoundary = false,
padding = 0
} = evaluate(options, state);
const paddingObject = getPaddingObject(padding);
const altContext = elementContext === 'floating' ? 'reference' : 'floating';
const element = elements[altBoundary ? altContext : elementContext];
const clippingClientRect = rectToClientRect(await platform.getClippingRect({
element: ((_await$platform$isEle = await (platform.isElement == null ? void 0 : platform.isElement(element))) != null ? _await$platform$isEle : true) ? element : element.contextElement || (await (platform.getDocumentElement == null ? void 0 : platform.getDocumentElement(elements.floating))),
boundary,
rootBoundary,
strategy
}));
const rect = elementContext === 'floating' ? {
x,
y,
width: rects.floating.width,
height: rects.floating.height
} : rects.reference;
const offsetParent = await (platform.getOffsetParent == null ? void 0 : platform.getOffsetParent(elements.floating));
const offsetScale = (await (platform.isElement == null ? void 0 : platform.isElement(offsetParent))) ? (await (platform.getScale == null ? void 0 : platform.getScale(offsetParent))) || {
x: 1,
y: 1
} : {
x: 1,
y: 1
};
const elementClientRect = rectToClientRect(platform.convertOffsetParentRelativeRectToViewportRelativeRect ? await platform.convertOffsetParentRelativeRectToViewportRelativeRect({
elements,
rect,
offsetParent,
strategy
}) : rect);
return {
top: (clippingClientRect.top - elementClientRect.top + paddingObject.top) / offsetScale.y,
bottom: (elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom) / offsetScale.y,
left: (clippingClientRect.left - elementClientRect.left + paddingObject.left) / offsetScale.x,
right: (elementClientRect.right - clippingClientRect.right + paddingObject.right) / offsetScale.x
};
}
/**
* Provides data to position an inner element of the floating element so that it
* appears centered to the reference element.
* @see https://floating-ui.com/docs/arrow
*/
const arrow$1 = options => ({
name: 'arrow',
options,
async fn(state) {
const {
x,
y,
placement,
rects,
platform,
elements,
middlewareData
} = state;
// Since `element` is required, we don't Partial<> the type.
const {
element,
padding = 0
} = evaluate(options, state) || {};
if (element == null) {
return {};
}
const paddingObject = getPaddingObject(padding);
const coords = {
x,
y
};
const axis = getAlignmentAxis(placement);
const length = getAxisLength(axis);
const arrowDimensions = await platform.getDimensions(element);
const isYAxis = axis === 'y';
const minProp = isYAxis ? 'top' : 'left';
const maxProp = isYAxis ? 'bottom' : 'right';
const clientProp = isYAxis ? 'clientHeight' : 'clientWidth';
const endDiff = rects.reference[length] + rects.reference[axis] - coords[axis] - rects.floating[length];
const startDiff = coords[axis] - rects.reference[axis];
const arrowOffsetParent = await (platform.getOffsetParent == null ? void 0 : platform.getOffsetParent(element));
let clientSize = arrowOffsetParent ? arrowOffsetParent[clientProp] : 0;
// DOM platform can return `window` as the `offsetParent`.
if (!clientSize || !(await (platform.isElement == null ? void 0 : platform.isElement(arrowOffsetParent)))) {
clientSize = elements.floating[clientProp] || rects.floating[length];
}
const centerToReference = endDiff / 2 - startDiff / 2;
// If the padding is large enough that it causes the arrow to no longer be
// centered, modify the padding so that it is centered.
const largestPossiblePadding = clientSize / 2 - arrowDimensions[length] / 2 - 1;
const minPadding = min(paddingObject[minProp], largestPossiblePadding);
const maxPadding = min(paddingObject[maxProp], largestPossiblePadding);
// Make sure the arrow doesn't overflow the floating element if the center
// point is outside the floating element's bounds.
const min$1 = minPadding;
const max = clientSize - arrowDimensions[length] - maxPadding;
const center = clientSize / 2 - arrowDimensions[length] / 2 + centerToReference;
const offset = clamp(min$1, center, max);
// If the reference is small enough that the arrow's padding causes it to
// to point to nothing for an aligned placement, adjust the offset of the
// floating element itself. To ensure `shift()` continues to take action,
// a single reset is performed when this is true.
const shouldAddOffset = !middlewareData.arrow && getAlignment(placement) != null && center !== offset && rects.reference[length] / 2 - (center < min$1 ? minPadding : maxPadding) - arrowDimensions[length] / 2 < 0;
const alignmentOffset = shouldAddOffset ? center < min$1 ? center - min$1 : center - max : 0;
return {
[axis]: coords[axis] + alignmentOffset,
data: {
[axis]: offset,
centerOffset: center - offset - alignmentOffset,
...(shouldAddOffset && {
alignmentOffset
})
},
reset: shouldAddOffset
};
}
});
/**
* Optimizes the visibility of the floating element by flipping the `placement`
* in order to keep it in view when the preferred placement(s) will overflow the
* clipping boundary. Alternative to `autoPlacement`.
* @see https://floating-ui.com/docs/flip
*/
const flip$1 = function (options) {
if (options === void 0) {
options = {};
}
return {
name: 'flip',
options,
async fn(state) {
var _middlewareData$arrow, _middlewareData$flip;
const {
placement,
middlewareData,
rects,
initialPlacement,
platform,
elements
} = state;
const {
mainAxis: checkMainAxis = true,
crossAxis: checkCrossAxis = true,
fallbackPlacements: specifiedFallbackPlacements,
fallbackStrategy = 'bestFit',
fallbackAxisSideDirection = 'none',
flipAlignment = true,
...detectOverflowOptions
} = evaluate(options, state);
// If a reset by the arrow was caused due to an alignment offset being
// added, we should skip any logic now since `flip()` has already done its
// work.
// https://github.com/floating-ui/floating-ui/issues/2549#issuecomment-1719601643
if ((_middlewareData$arrow = middlewareData.arrow) != null && _middlewareData$arrow.alignmentOffset) {
return {};
}
const side = getSide(placement);
const initialSideAxis = getSideAxis(initialPlacement);
const isBasePlacement = getSide(initialPlacement) === initialPlacement;
const rtl = await (platform.isRTL == null ? void 0 : platform.isRTL(elements.floating));
const fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipAlignment ? [getOppositePlacement(initialPlacement)] : getExpandedPlacements(initialPlacement));
const hasFallbackAxisSideDirection = fallbackAxisSideDirection !== 'none';
if (!specifiedFallbackPlacements && hasFallbackAxisSideDirection) {
fallbackPlacements.push(...getOppositeAxisPlacements(initialPlacement, flipAlignment, fallbackAxisSideDirection, rtl));
}
const placements = [initialPlacement, ...fallbackPlacements];
const overflow = await detectOverflow(state, detectOverflowOptions);
const overflows = [];
let overflowsData = ((_middlewareData$flip = middlewareData.flip) == null ? void 0 : _middlewareData$flip.overflows) || [];
if (checkMainAxis) {
overflows.push(overflow[side]);
}
if (checkCrossAxis) {
const sides = getAlignmentSides(placement, rects, rtl);
overflows.push(overflow[sides[0]], overflow[sides[1]]);
}
overflowsData = [...overflowsData, {
placement,
overflows
}];
// One or more sides is overflowing.
if (!overflows.every(side => side <= 0)) {
var _middlewareData$flip2, _overflowsData$filter;
const nextIndex = (((_middlewareData$flip2 = middlewareData.flip) == null ? void 0 : _middlewareData$flip2.index) || 0) + 1;
const nextPlacement = placements[nextIndex];
if (nextPlacement) {
const ignoreCrossAxisOverflow = checkCrossAxis === 'alignment' ? initialSideAxis !== getSideAxis(nextPlacement) : false;
if (!ignoreCrossAxisOverflow ||
// We leave the current main axis only if every placement on that axis
// overflows the main axis.
overflowsData.every(d => d.overflows[0] > 0 && getSideAxis(d.placement) === initialSideAxis)) {
// Try next placement and re-run the lifecycle.
return {
data: {
index: nextIndex,
overflows: overflowsData
},
reset: {
placement: nextPlacement
}
};
}
}
// First, find the candidates that fit on the mainAxis side of overflow,
// then find the placement that fits the best on the main crossAxis side.
let resetPlacement = (_overflowsData$filter = overflowsData.filter(d => d.overflows[0] <= 0).sort((a, b) => a.overflows[1] - b.overflows[1])[0]) == null ? void 0 : _overflowsData$filter.placement;
// Otherwise fallback.
if (!resetPlacement) {
switch (fallbackStrategy) {
case 'bestFit':
{
var _overflowsData$filter2;
const placement = (_overflowsData$filter2 = overflowsData.filter(d => {
if (hasFallbackAxisSideDirection) {
const currentSideAxis = getSideAxis(d.placement);
return currentSideAxis === initialSideAxis ||
// Create a bias to the `y` side axis due to horizontal
// reading directions favoring greater width.
currentSideAxis === 'y';
}
return true;
}).map(d => [d.placement, d.overflows.filter(overflow => overflow > 0).reduce((acc, overflow) => acc + overflow, 0)]).sort((a, b) => a[1] - b[1])[0]) == null ? void 0 : _overflowsData$filter2[0];
if (placement) {
resetPlacement = placement;
}
break;
}
case 'initialPlacement':
resetPlacement = initialPlacement;
break;
}
}
if (placement !== resetPlacement) {
return {
reset: {
placement: resetPlacement
}
};
}
}
return {};
}
};
};
function getSideOffsets(overflow, rect) {
return {
top: overflow.top - rect.height,
right: overflow.right - rect.width,
bottom: overflow.bottom - rect.height,
left: overflow.left - rect.width
};
}
function isAnySideFullyClipped(overflow) {
return sides.some(side => overflow[side] >= 0);
}
/**
* Provides data to hide the floating element in applicable situations, such as
* when it is not in the same clipping context as the reference element.
* @see https://floating-ui.com/docs/hide
*/
const hide$1 = function (options) {
if (options === void 0) {
options = {};
}
return {
name: 'hide',
options,
async fn(state) {
const {
rects
} = state;
const {
strategy = 'referenceHidden',
...detectOverflowOptions
} = evaluate(options, state);
switch (strategy) {
case 'referenceHidden':
{
const overflow = await detectOverflow(state, {
...detectOverflowOptions,
elementContext: 'reference'
});
const offsets = getSideOffsets(overflow, rects.reference);
return {
data: {
referenceHiddenOffsets: offsets,
referenceHidden: isAnySideFullyClipped(offsets)
}
};
}
case 'escaped':
{
const overflow = await detectOverflow(state, {
...detectOverflowOptions,
altBoundary: true
});
const offsets = getSideOffsets(overflow, rects.floating);
return {
data: {
escapedOffsets: offsets,
escaped: isAnySideFullyClipped(offsets)
}
};
}
default:
{
return {};
}
}
}
};
};
// For type backwards-compatibility, the `OffsetOptions` type was also
// Derivable.
async function convertValueToCoords(state, options) {
const {
placement,
platform,
elements
} = state;
const rtl = await (platform.isRTL == null ? void 0 : platform.isRTL(elements.floating));
const side = getSide(placement);
const alignment = getAlignment(placement);
const isVertical = getSideAxis(placement) === 'y';
const mainAxisMulti = ['left', 'top'].includes(side) ? -1 : 1;
const crossAxisMulti = rtl && isVertical ? -1 : 1;
const rawValue = evaluate(options, state);
// eslint-disable-next-line prefer-const
let {
mainAxis,
crossAxis,
alignmentAxis
} = typeof rawValue === 'number' ? {
mainAxis: rawValue,
crossAxis: 0,
alignmentAxis: null
} : {
mainAxis: rawValue.mainAxis || 0,
crossAxis: rawValue.crossAxis || 0,
alignmentAxis: rawValue.alignmentAxis
};
if (alignment && typeof alignmentAxis === 'number') {
crossAxis = alignment === 'end' ? alignmentAxis * -1 : alignmentAxis;
}
return isVertical ? {
x: crossAxis * crossAxisMulti,
y: mainAxis * mainAxisMulti
} : {
x: mainAxis * mainAxisMulti,
y: crossAxis * crossAxisMulti
};
}
/**
* Modifies the placement by translating the floating element along the
* specified axes.
* A number (shorthand for `mainAxis` or distance), or an axes configuration
* object may be passed.
* @see https://floating-ui.com/docs/offset
*/
const offset$1 = function (options) {
if (options === void 0) {
options = 0;
}
return {
name: 'offset',
options,
async fn(state) {
var _middlewareData$offse, _middlewareData$arrow;
const {
x,
y,
placement,
middlewareData
} = state;
const diffCoords = await convertValueToCoords(state, options);
// If the placement is the same and the arrow caused an alignment offset
// then we don't need to change the positioning coordinates.
if (placement === ((_middlewareData$offse = middlewareData.offset) == null ? void 0 : _middlewareData$offse.placement) && (_middlewareData$arrow = middlewareData.arrow) != null && _middlewareData$arrow.alignmentOffset) {
return {};
}
return {
x: x + diffCoords.x,
y: y + diffCoords.y,
data: {
...diffCoords,
placement
}
};
}
};
};
/**
* Optimizes the visibility of the floating element by shifting it in order to
* keep it in view when it will overflow the clipping boundary.
* @see https://floating-ui.com/docs/shift
*/
const shift$1 = function (options) {
if (options === void 0) {
options = {};
}
return {
name: 'shift',
options,
async fn(state) {
const {
x,
y,
placement
} = state;
const {
mainAxis: checkMainAxis = true,
crossAxis: checkCrossAxis = false,
limiter = {
fn: _ref => {
let {
x,
y
} = _ref;
return {
x,
y
};
}
},
...detectOverflowOptions
} = evaluate(options, state);
const coords = {
x,
y
};
const overflow = await detectOverflow(state, detectOverflowOptions);
const crossAxis = getSideAxis(getSide(placement));
const mainAxis = getOppositeAxis(crossAxis);
let mainAxisCoord = coords[mainAxis];
let crossAxisCoord = coords[crossAxis];
if (checkMainAxis) {
const minSide = mainAxis === 'y' ? 'top' : 'left';
const maxSide = mainAxis === 'y' ? 'bottom' : 'right';
const min = mainAxisCoord + overflow[minSide];
const max = mainAxisCoord - overflow[maxSide];
mainAxisCoord = clamp(min, mainAxisCoord, max);
}
if (checkCrossAxis) {
const minSide = crossAxis === 'y' ? 'top' : 'left';
const maxSide = crossAxis === 'y' ? 'bottom' : 'right';
const min = crossAxisCoord + overflow[minSide];
const max = crossAxisCoord - overflow[maxSide];
crossAxisCoord = clamp(min, crossAxisCoord, max);
}
const limitedCoords = limiter.fn({
...state,
[mainAxis]: mainAxisCoord,
[crossAxis]: crossAxisCoord
});
return {
...limitedCoords,
data: {
x: limitedCoords.x - x,
y: limitedCoords.y - y,
enabled: {
[mainAxis]: checkMainAxis,
[crossAxis]: checkCrossAxis
}
}
};
}
};
};
function hasWindow() {
return typeof window !== 'undefined';
}
function getNodeName(node) {
if (isNode(node)) {
return (node.nodeName || '').toLowerCase();
}
// Mocked nodes in testing environments may not be instances of Node. By
// returning `#document` an infinite loop won't occur.
// https://github.com/floating-ui/floating-ui/issues/2317
return '#document';
}
function getWindow(node) {
var _node$ownerDocument;
return (node == null || (_node$ownerDocument = node.ownerDocument) == null ? void 0 : _node$ownerDocument.defaultView) || window;
}
function getDocumentElement(node) {
var _ref;
return (_ref = (isNode(node) ? node.ownerDocument : node.document) || window.document) == null ? void 0 : _ref.documentElement;
}
function isNode(value) {
if (!hasWindow()) {
return false;
}
return value instanceof Node || value instanceof getWindow(value).Node;
}
function isElement(value) {
if (!hasWindow()) {
return false;
}
return value instanceof Element || value instanceof getWindow(value).Element;
}
function isHTMLElement(value) {
if (!hasWindow()) {
return false;
}
return value instanceof HTMLElement || value instanceof getWindow(value).HTMLElement;
}
function isShadowRoot(value) {
if (!hasWindow() || typeof ShadowRoot === 'undefined') {
return false;
}
return value instanceof ShadowRoot || value instanceof getWindow(value).ShadowRoot;
}
function isOverflowElement(element) {
const {
overflow,
overflowX,
overflowY,
display
} = getComputedStyle(element);
return /auto|scroll|overlay|hidden|clip/.test(overflow + overflowY + overflowX) && !['inline', 'contents'].includes(display);
}
function isTableElement(element) {
return ['table', 'td', 'th'].includes(getNodeName(element));
}
function isTopLayer(element) {
return [':popover-open', ':modal'].some(selector => {
try {
return element.matches(selector);
} catch (e) {
return false;
}
});
}
function isContainingBlock(elementOrCss) {
const webkit = isWebKit();
const css = isElement(elementOrCss) ? getComputedStyle(elementOrCss) : elementOrCss;
// https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block
// https://drafts.csswg.org/css-transforms-2/#individual-transforms
return ['transform', 'translate', 'scale', 'rotate', 'perspective'].some(value => css[value] ? css[value] !== 'none' : false) || (css.containerType ? css.containerType !== 'normal' : false) || !webkit && (css.backdropFilter ? css.backdropFilter !== 'none' : false) || !webkit && (css.filter ? css.filter !== 'none' : false) || ['transform', 'translate', 'scale', 'rotate', 'perspective', 'filter'].some(value => (css.willChange || '').includes(value)) || ['paint', 'layout', 'strict', 'content'].some(value => (css.contain || '').includes(value));
}
function getContainingBlock(element) {
let currentNode = getParentNode(element);
while (isHTMLElement(currentNode) && !isLastTraversableNode(currentNode)) {
if (isContainingBlock(currentNode)) {
return currentNode;
} else if (isTopLayer(currentNode)) {
return null;
}
currentNode = getParentNode(currentNode);
}
return null;
}
function isWebKit() {
if (typeof CSS === 'undefined' || !CSS.supports) return false;
return CSS.supports('-webkit-backdrop-filter', 'none');
}
function isLastTraversableNode(node) {
return ['html', 'body', '#document'].includes(getNodeName(node));
}
function getComputedStyle(element) {
return getWindow(element).getComputedStyle(element);
}
function getNodeScroll(element) {
if (isElement(element)) {
return {
scrollLeft: element.scrollLeft,
scrollTop: element.scrollTop
};
}
return {
scrollLeft: element.scrollX,
scrollTop: element.scrollY
};
}
function getParentNode(node) {
if (getNodeName(node) === 'html') {
return node;
}
const result =
// Step into the shadow DOM of the parent of a slotted node.
node.assignedSlot ||
// DOM Element detected.
node.parentNode ||
// ShadowRoot detected.
isShadowRoot(node) && node.host ||
// Fallback.
getDocumentElement(node);
return isShadowRoot(result) ? result.host : result;
}
function getNearestOverflowAncestor(node) {
const parentNode = getParentNode(node);
if (isLastTraversableNode(parentNode)) {
return node.ownerDocument ? node.ownerDocument.body : node.body;
}
if (isHTMLElement(parentNode) && isOverflowElement(parentNode)) {
return parentNode;
}
return getNearestOverflowAncestor(parentNode);
}
function getOverflowAncestors(node, list, traverseIframes) {
var _node$ownerDocument2;
if (list === void 0) {
list = [];
}
if (traverseIframes === void 0) {
traverseIframes = true;
}
const scrollableAncestor = getNearestOverflowAncestor(node);
const isBody = scrollableAncestor === ((_node$ownerDocument2 = node.ownerDocument) == null ? void 0 : _node$ownerDocument2.body);
const win = getWindow(scrollableAncestor);
if (isBody) {
const frameElement = getFrameElement(win);
return list.concat(win, win.visualViewport || [], isOverflowElement(scrollableAncestor) ? scrollableAncestor : [], frameElement && traverseIframes ? getOverflowAncestors(frameElement) : []);
}
return list.concat(scrollableAncestor, getOverflowAncestors(scrollableAncestor, [], traverseIframes));
}
function getFrameElement(win) {
return win.parent && Object.getPrototypeOf(win.parent) ? win.frameElement : null;
}
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 currentWin = win;
let currentIFrame = getFrameElement(currentWin);
while (currentIFrame && offsetParent && offsetWin !== currentWin) {
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;
currentWin = getWindow(currentIFrame);
currentIFrame = getFrameElement(currentWin);
}
}
return rectToClientRect({
width,
height,
x,
y
});
}
// If <html> has a CSS width greater than the viewport, then this will be
// incorrect for RTL.
function getWindowScrollBarX(element, rect) {
const leftScroll = getNodeScroll(element).scrollLeft;
if (!rect) {
return getBoundingClientRect(getDocumentElement(element)).left + leftScroll;
}
return rect.left + leftScroll;
}
function getHTMLOffset(documentElement, scroll, ignoreScrollbarX) {
if (ignoreScrollbarX === void 0) {
ignoreScrollbarX = false;
}
const htmlRect = documentElement.getBoundingClientRect();
const x = htmlRect.left + scroll.scrollLeft - (ignoreScrollbarX ? 0 :
// RTL <body> scrollbar.
getWindowScrollBarX(documentElement, htmlRect));
const y = htmlRect.top + scroll.scrollTop;
return {
x,
y
};
}
function convertOffsetParentRelativeRectToViewportRelativeRect(_ref) {
let {
elements,
rect,
offsetParent,
strategy
} = _ref;
const isFixed = strategy === 'fixed';
const documentElement = getDocumentElement(offsetParent);
const topLayer = elements ? isTopLayer(elements.floating) : false;
if (offsetParent === documentElement || topLayer && isFixed) {
return rect;
}
let scroll = {
scrollLeft: 0,
scrollTop: 0
};
let scale = createCoords(1);
const offsets = createCoords(0);
const isOffsetParentAnElement = isHTMLElement(offsetParent);
if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
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;
}
}
const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll, true) : createCoords(0);
return {
width: rect.width * scale.x,
height: rect.height * scale.y,
x: rect.x * scale.x - scroll.scrollLeft * scale.x + offsets.x + htmlOffset.x,
y: rect.y * scale.y - scroll.scrollTop * scale.y + offsets.y + htmlOffset.y
};
}
function getClientRects(element) {
return Array.from(element.getClientRects());
}
// Gets the entire size of the scrollable document area, even extending outside
// of the `<html>` and `<body>` 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 = {
x: clippingAncestor.x - visualOffsets.x,
y: clippingAncestor.y - visualOffsets.y,
width: clippingAncestor.width,
height: clippingAncestor.height
};
}
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, [], false).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' ? isTopLayer(element) ? [] : 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) {
const {
width,
height
} = getCssDimensions(element);
return {
width,
height
};
}
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 the <body> scrollbar appears on the left (e.g. RTL systems). Use
// Firefox with layout.scrollbar.side = 3 in about:config to test this.
function setLeftRTLScrollbarOffset() {
offsets.x = getWindowScrollBarX(documentElement);
}
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) {
setLeftRTLScrollbarOffset();
}
}
if (isFixed && !isOffsetParentAnElement && documentElement) {
setLeftRTLScrollbarOffset();
}
const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
const x = rect.left + scroll.scrollLeft - offsets.x - htmlOffset.x;
const y = rect.top + scroll.scrollTop - offsets.y - htmlOffset.y;
return {
x,
y,
width: rect.width,
height: rect.height
};
}
function isStaticPositioned(element) {
return getComputedStyle(element).position === 'static';
}
function getTrueOffsetParent(element, polyfill) {
if (!isHTMLElement(element) || getComputedStyle(element).position === 'fixed') {
return null;
}
if (polyfill) {
return polyfill(element);
}
let rawOffsetParent = element.offsetParent;
// Firefox returns the <html> element as the offsetParent if it's non-static,
// while Chrome and Safari return the <body> element. The <body> element must
// be used to perform the correct calculations even if the <html> element is
// non-static.
if (getDocumentElement(element) === rawOffsetParent) {
rawOffsetParent = rawOffsetParent.ownerDocument.body;
}
return rawOffsetParent;
}
// Gets the closest ancestor positioned element. Handles some edge cases,
// such as table ancestors and cross browser bugs.
function getOffsetParent(element, polyfill) {
const win = getWindow(element);
if (isTopLayer(element)) {
return win;
}
if (!isHTMLElement(element)) {
let svgOffsetParent = getParentNode(element);
while (svgOffsetParent && !isLastTraversableNode(svgOffsetParent)) {
if (isElement(svgOffsetParent) && !isStaticPositioned(svgOffsetParent)) {
return svgOffsetParent;
}
svgOffsetParent = getParentNode(svgOffsetParent);
}
return win;
}
let offsetParent = getTrueOffsetParent(element, polyfill);
while (offsetParent && isTableElement(offsetParent) && isStaticPositioned(offsetParent)) {
offsetParent = getTrueOffsetParent(offsetParent, polyfill);
}
if (offsetParent && isLastTraversableNode(offsetParent) && isStaticPositioned(offsetParent) && !isContainingBlock(offsetParent)) {
return win;
}
return offsetParent || getContainingBlock(element) || win;
}
const getElementRects = async function (data) {
const getOffsetParentFn = this.getOffsetParent || getOffsetParent;
const getDimensionsFn = this.getDimensions;
const floatingDimensions = await getDimensionsFn(data.floating);
return {
reference: getRectRelativeToOffsetParent(data.reference, await getOffsetParentFn(data.floating), data.strategy),
floating: {
x: 0,
y: 0,
width: floatingDimensions.width,
height: floatingDimensions.height
}
};
};
function isRTL(element) {
return getComputedStyle(element).direction === 'rtl';
}
const platform = {
convertOffsetParentRelativeRectToViewportRelativeRect,
getDocumentElement,
getClippingRect,
getOffsetParent,
getElementRects,
getClientRects,
getDimensions,
getScale,
isElement,
isRTL
};
function rectsAreEqual(a, b) {
return a.x === b.x && a.y === b.y && a.width === b.width && a.height === b.height;
}
// https://samthor.au/2021/observing-dom/
function observeMove(element, onMove) {
let io = null;
let timeoutId;
const root = getDocumentElement(element);
function cleanup() {
var _io;
clearTimeout(timeoutId);
(_io = io) == null || _io.disconnect();
io = null;
}
function refresh(skip, threshold) {
if (skip === void 0) {
skip = false;
}
if (threshold === void 0) {
threshold = 1;
}
cleanup();
const elementRectForRootMargin = element.getBoundingClientRect();
const {
left,
top,
width,
height
} = elementRectForRootMargin;
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) {
// If the reference is clipped, the ratio is 0. Throttle the refresh
// to prevent an infinite loop of updates.
timeoutId = setTimeout(() => {
refresh(false, 1e-7);
}, 1000);
} else {
refresh(false, ratio);
}
}
if (ratio === 1 && !rectsAreEqual(elementRectForRootMargin, element.getBoundingClientRect())) {
// It's possible that even though the ratio is reported as 1, the
// element is not actually fully within the IntersectionObserver's root
// area anymore. This can happen under performance constraints. This may
// be a bug in the browser's IntersectionObserver implementation. To
// work around this, we compare the element's bounding rect now with
// what it was at the time we created the IntersectionObserver. If they
// are not equal then the element moved, so we refresh.
refresh();
}
isFirstUpdate = false;
}
// Older browsers don't support a `document` as the root and will throw an
// error.
try {
io = new IntersectionObserver(handleObserve, {
...options,
// Handle <iframe>s
root: root.ownerDocument
});
} catch (_e) {
io = new I