image-lazyload

Lazyload

• Loaded images of lazy loading components.
• Compatible with IE7 + browser.
• Allow custom loading style.

Use

2.1 Html

• html set the data-src property.
• data-cover is not necessary

<img class="img" data-src="http://xxx/img1.jpg" data-cover="http://xxx/img1-cover.jpg">
<img class="img" data-src="http://xxx/img2.jpg" data-cover="http://xxx/img2-cover.jpg">
<img class="img" data-src="http://xxx/img3.jpg" data-cover="http://xxx/img3-cover.jpg">
 
<div class="imgBg" data-src="http://xxx/img4.jpg" data-cover="http://xxx/img4-cover.jpg"></div>
<div class="imgBg" data-src="http://xxx/img5.jpg" data-cover="http://xxx/img5-cover.jpg"></div>
<div class="imgBg" data-src="http://xxx/img6.jpg" data-cover="http://xxx/img6-cover.jpg"></div>

2.2 Import ./dist/Lazyload.js file to the page

<script src="http://xxx/dist/Lazyload.js"></script>

or

let Lazyload = require('./dist/Lazyload.js');

2.3 Initialization

//Get elements
var eList = [];
eList.push.apply(eList, document.getElementsByClassName('img'));
eList.push.apply(eList, document.getElementsByClassName('imgBg'));
 
//Create Lazy
var lazy = new Lazyload({
    obj:eList,          //elements
    range:200           //Extra range
});
 
// //custom tips
// lazy.tips = function(obj){
//     var e = obj.o,                    //element
//         schedule = obj.schedule;      //load schedule
//     console.log(e,schedule);
// };
 
//Init
lazy.init();

Npm

npm install image-lazyload

import Lazyload from 'image-lazyload'
 
let imgs = document.getElementsByClassName('img'),
    lazy  = new Lazyload({
        obj:imgs,
        range:200
    });
 
lazy.init();

Demo

• Lazyload Demo - default
• Lazyload Demo - custom tips

License

MIT