export const formatOffset = (el) => {
let offsetTop = 0;
do {
if (!isNaN(el.offsetTop)) {
offsetTop += el.offsetTop;
}
} while ((el = el.offsetParent));
return { top: offsetTop };
}
export const formatOffsetRelative = (el) => {
if (el.getBoundingClientRect) {
return el.getBoundingClientRect();
}
else {
var x = 0, y = 0;
do {
x += el.offsetLeft - el.scrollLeft;
y += el.offsetTop - el.scrollTop;
}
while (el = el.offsetParent);
return { top: y, left: x }
}
}
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