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rOACCT/node_modules/@popperjs/core/lib/dom-utils/getCompositeRect.js
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getCompositeRect.js
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import getBoundingClientRect from "./getBoundingClientRect.js";
import getNodeScroll from "./getNodeScroll.js";
import getNodeName from "./getNodeName.js";
import { isHTMLElement } from "./instanceOf.js";
import getWindowScrollBarX from "./getWindowScrollBarX.js";
import getDocumentElement from "./getDocumentElement.js";
import isScrollParent from "./isScrollParent.js";
import { round } from "../utils/math.js";
function isElementScaled(element) {
var rect = element.getBoundingClientRect();
var scaleX = round(rect.width) / element.offsetWidth || 1;
var scaleY = round(rect.height) / element.offsetHeight || 1;
return scaleX !== 1 || scaleY !== 1;
} // Returns the composite rect of an element relative to its offsetParent.
// Composite means it takes into account transforms as well as layout.
export default function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) {
if (isFixed === void 0) {
isFixed = false;
}
var isOffsetParentAnElement = isHTMLElement(offsetParent);
var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent);
var documentElement = getDocumentElement(offsetParent);
var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled, isFixed);
var scroll = {
scrollLeft: 0,
scrollTop: 0
};
var offsets = {
x: 0,
y: 0
};
if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
if (getNodeName(offsetParent) !== 'body' || // https://github.com/popperjs/popper-core/issues/1078
isScrollParent(documentElement)) {
scroll = getNodeScroll(offsetParent);
}
if (isHTMLElement(offsetParent)) {
offsets = getBoundingClientRect(offsetParent, true);
offsets.x += offsetParent.clientLeft;
offsets.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
};
}
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