/** * Get element child node at the given coordinates * @param {Element} HTML element * @param {Float|Integer} x * @param {Float|Integer} y * @returns {Node|Boolean}} */ export const getTextNodeFromPoint = (element, x, y) => { const nodes = element.childNodes; const range = document.createRange(); for (let i = 0; i < nodes.length; i++) { const node = nodes[i]; if (node.nodeType !== Node.TEXT_NODE) { continue; } range.selectNodeContents(node); const rect = range.getBoundingClientRect(); if (x >= rect.left && y >= rect.top && x <= rect.right && y <= rect.bottom) { return node; } } return false; };