49 lines
1.7 KiB
Plaintext
49 lines
1.7 KiB
Plaintext
import { isHTMLElement } from 'motion-dom';
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function calcInset(element, container) {
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const inset = { x: 0, y: 0 };
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let current = element;
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while (current && current !== container) {
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if (isHTMLElement(current)) {
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inset.x += current.offsetLeft;
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inset.y += current.offsetTop;
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current = current.offsetParent;
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}
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else if (current.tagName === "svg") {
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/**
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* This isn't an ideal approach to measuring the offset of <svg /> tags.
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* It would be preferable, given they behave like HTMLElements in most ways
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* to use offsetLeft/Top. But these don't exist on <svg />. Likewise we
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* can't use .getBBox() like most SVG elements as these provide the offset
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* relative to the SVG itself, which for <svg /> is usually 0x0.
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*/
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const svgBoundingBox = current.getBoundingClientRect();
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current = current.parentElement;
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const parentBoundingBox = current.getBoundingClientRect();
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inset.x += svgBoundingBox.left - parentBoundingBox.left;
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inset.y += svgBoundingBox.top - parentBoundingBox.top;
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}
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else if (current instanceof SVGGraphicsElement) {
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const { x, y } = current.getBBox();
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inset.x += x;
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inset.y += y;
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let svg = null;
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let parent = current.parentNode;
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while (!svg) {
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if (parent.tagName === "svg") {
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svg = parent;
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}
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parent = current.parentNode;
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}
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current = svg;
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}
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else {
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break;
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}
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}
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return inset;
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}
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export { calcInset };
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//# sourceMappingURL=inset.mjs.map
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