doevisualizations/doeVisualization/node_modules/d3-selection/src/mouse.js

Data Visualization Library based on RequireJS and D3.js (v4+)

import sourceEvent from "./sourceEvent";
import point from "./point";

export default function(node) {
  var event = sourceEvent();
  if (event.changedTouches) event = event.changedTouches[0];
  return point(node, event);
}