all files / popper/utils/ getOuterSizes.js

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/**
 * Get the outer sizes of the given element (offset size + margins)
 * @method
 * @memberof Popper.Utils
 * @argument {Element} element
 * @returns {Object} object containing width and height properties
 */
export default function getOuterSizes(element) {
    const styles = window.getComputedStyle(element);
    const x = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
    const y = parseFloat(styles.marginLeft) + parseFloat(styles.marginRight);
    const result = {
        width: element.offsetWidth + y,
        height: element.offsetHeight + x
    };
    return result;
}