react-browser-zoom/dist/index.mjs

A React hook to monitor browser zoom level via devicePixelRatio.

// src/useBrowserZoom.ts
import { useState, useEffect, useCallback } from "react";
var getDpr = () => {
  return typeof window !== "undefined" ? window.devicePixelRatio || 1 : 1;
};
function useBrowserZoom() {
  const [dpr, setDpr] = useState(getDpr);
  const handleResizeOrZoom = useCallback(() => {
    const currentDpr = getDpr();
    setDpr((prevDpr) => {
      if (prevDpr !== currentDpr) {
        return currentDpr;
      }
      return prevDpr;
    });
  }, []);
  useEffect(() => {
    handleResizeOrZoom();
    window.addEventListener("resize", handleResizeOrZoom);
    return () => {
      window.removeEventListener("resize", handleResizeOrZoom);
    };
  }, [handleResizeOrZoom]);
  return dpr;
}
export {
  useBrowserZoom
};
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