Created
May 18, 2018 18:28
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Markup | |
------------- | |
<h1>CLASSIC <strong><span class="typewrite" data-period="2000" data-type='[ " COLORFUL"," EXCELLENT"," BEAUTIFUL" ]'> | |
<span class="wrap"></span> | |
</span></strong> DRESSES</h1> | |
jquery | |
---------------- | |
/* for video text animation */ | |
var TxtType = function(el, toRotate, period) { | |
this.toRotate = toRotate; | |
this.el = el; | |
this.loopNum = 0; | |
this.period = parseInt(period, 10) || 1000; | |
this.txt = ''; | |
this.tick(); | |
this.isDeleting = false; | |
}; | |
TxtType.prototype.tick = function() { | |
var i = this.loopNum % this.toRotate.length; | |
var fullTxt = this.toRotate[i]; | |
if (this.isDeleting) { | |
this.txt = fullTxt.substring(0, this.txt.length - 1); | |
} else { | |
this.txt = fullTxt.substring(0, this.txt.length + 1); | |
} | |
this.el.innerHTML = '<span class="wrap">'+this.txt+'</span>'; | |
var that = this; | |
var delta = 150 - Math.random() * 100; | |
if (this.isDeleting) { delta /= 2; } | |
if (!this.isDeleting && this.txt === fullTxt) { | |
delta = this.period; | |
this.isDeleting = true; | |
} else if (this.isDeleting && this.txt === '') { | |
this.isDeleting = false; | |
this.loopNum++; | |
delta = 500; | |
} | |
setTimeout(function() { | |
that.tick(); | |
}, delta); | |
}; | |
window.onload = function() { | |
var elements = document.getElementsByClassName('typewrite'); | |
for (var i=0; i<elements.length; i++) { | |
var toRotate = elements[i].getAttribute('data-type'); | |
var period = elements[i].getAttribute('data-period'); | |
if (toRotate) { | |
new TxtType(elements[i], JSON.parse(toRotate), period); | |
} | |
} | |
// INJECT CSS | |
var css = document.createElement("style"); | |
css.type = "text/css"; | |
css.innerHTML = ".typewrite > .wrap { border-right: 0}"; | |
document.body.appendChild(css); | |
}; |
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