Files F97654334

offset.js
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Created: Mon, Jan 6, 02:36

offset.js
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	import contains from './contains';
	import ownerDocument from './ownerDocument';
	import scrollLeft from './scrollLeft';
	import scrollTop from './scrollTop';
	/**
	* Returns the offset of a given element, including top and left positions, width and height.
	*
	* @param node the element
	*/

	export default function offset(node) {
	var doc = ownerDocument(node);
	var box = {
	top: 0,
	left: 0,
	height: 0,
	width: 0
	};
	var docElem = doc && doc.documentElement; // Make sure it's not a disconnected DOM node

	if (!docElem \|\| !contains(docElem, node)) return box;
	if (node.getBoundingClientRect !== undefined) box = node.getBoundingClientRect();
	box = {
	top: box.top + scrollTop(docElem) - (docElem.clientTop \|\| 0),
	left: box.left + scrollLeft(docElem) - (docElem.clientLeft \|\| 0),
	width: box.width,
	height: box.height
	};
	return box;
	}

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