use-aspect-ratio

use-aspect-ratio

Simple react hook for forcing an element to have a specific aspect ratio

Installation

npm install use-aspect-ratio --save

useAspectRatio Usage

Forces an image to have a 16:9 aspect ratio and fill its container

import { useAspectRatio } from 'use-aspect-ratio';

export const Test = () => {
  const aspectRatio = 16 / 9;
  const ref = useAspectRatio(aspectRatio);

  return <img src={SomeImage} style={{ width: '100%' }} ref={ref} />;
};

useWindowSize Usage

Run an optional callback on window resize and return the size of the window

import { useWindowSize } from 'use-aspect-ratio';

export const Test = () => {
  const callback = (size) => {
    doSomeTransformationOnResize();
  };

  const {
    innerHeight,
    innerWidth,
    outerHeight,
    outerWidth,
  } = useWindowSize(callback);

  return null;
};

License

Uses the MIT License