react-responsive-image-fallback

react-responsive-image

A React responsive image component.

Displays different image sizes based on the user's window width. Can support an unlimited number of image sizes.

to install

npm i react-responsive-image

to run demo

npm start

Then navigate to http://localhost:3000/demo.html

to run tests

npm test

to build

npm run build

usage

import React from 'react';
import ReactDOM from 'react-dom';
import { ResponsiveImage, ResponsiveImageSize } from 'react-responsive-image';

<ResponsiveImage>
  <ResponsiveImageSize
    default
    minWidth={0}
    path={'path-to-small-image.jpg'}
  />
  <ResponsiveImageSize
    minWidth={768}
    path={'path-to-medium-image.jpg'}
  />
  <ResponsiveImageSize
    minWidth={1100}
    path={'path-to-large-image.jpg'}
  />
</ResponsiveImage>

props for ResponsiveImage component

alt {String} - The value for the image alt attribute
background {Boolean} - If set to true, the component will render a background image
className {String} - An additional className to add to the component
lazy {Boolean} - If the component should lazy-load the image
onLoad {Function} - A callback to fire when the image is loaded
style {Object} - A style object to add to the component

methods for ResponsiveImage component

loadImage() - Loads the image, used if the lazy prop is set to true

props for ResponsiveImageSize component

default {Boolean} - If this is the default size to be loaded, before the window width is available. Mainly used for rendering from the server.
minWidth {Number} - The minimum width the window should be to load this image
path {Object} - The image path