appearjs

tell if a dom element appeared or disappeared.

demo

var appearInstance = lib.appear.init({
    container: '#container', // optional, document by default.
    cls: 'lib-appear', // optional
    once: true, // optional
    x: 0, // opitonal
    y: 0, // optional
    onAppear: function(){} // callback.
});

instance API

• appearInstance.bind(node)
• appearInstance.fire()
• appearInstance.reset(opts)

static API

• lib.appear.init(options)
• lib.appear.fireAll()

events

• _appear

element.addEventListener('_appear', function(ev){});

• _disappear

element.addEventListener('_disappear', function(ev){});

• evt object

evt.data.direction（top｜right｜bottom｜left｜none）