jQuery(document).ready(function($){
var animationDelay = 2000,
barAnimationDelay = 3000,
barWaiting = barAnimationDelay - 3000,
lettersDelay = 50,
typeLettersDelay = 150,
selectionDuration = 500,
typeAnimationDelay = selectionDuration + 800,
revealDuration = 600,
revealAnimationDelay = 1500;
initHeadline();
function initHeadline() {
singleLetters($('.sp-headline.letters').find('b'));
animateHeadline($('.sp-headline'));
}
function singleLetters($words) {
$words.each(function(){
var word = $(this),
letters = word.text().split(''),
selected = word.hasClass('is-visible');
for (i in letters) {
if(word.parents('.rotate-2').length > 0) letters[i] = '' + letters[i] + '';
letters[i] = (selected) ? '' + letters[i] + '': '' + letters[i] + '';
}
var newLetters = letters.join('');
word.html(newLetters).css('opacity', 1);
});
}
function animateHeadline($headlines) {
var duration = animationDelay;
$headlines.each(function(){
var headline = $(this);
if(headline.hasClass('loading-bar')) {
duration = barAnimationDelay;
setTimeout(function(){ headline.find('.sp-words-wrapper').addClass('is-loading') }, barWaiting);
} else if (headline.hasClass('clip')){
var spanWrapper = headline.find('.sp-words-wrapper'),
newWidth = spanWrapper.width() + 10
spanWrapper.css('width', newWidth);
} else if (!headline.hasClass('type') ) {
var words = headline.find('.sp-words-wrapper b'),
width = 0;
words.each(function(){
var wordWidth = $(this).width();
if (wordWidth > width) width = wordWidth;
});
headline.find('.sp-words-wrapper').css('width', width);
};
setTimeout(function(){ hideWord( headline.find('.is-visible').eq(0) ) }, duration);
});
}
function hideWord($word) {
var nextWord = takeNext($word);
if($word.parents('.sp-headline').hasClass('type')) {
var parentSpan = $word.parent('.sp-words-wrapper');
parentSpan.addClass('selected').removeClass('waiting');
setTimeout(function(){
parentSpan.removeClass('selected');
$word.removeClass('is-visible').addClass('is-hidden').children('i').removeClass('in').addClass('out');
}, selectionDuration);
setTimeout(function(){ showWord(nextWord, typeLettersDelay) }, typeAnimationDelay);
} else if($word.parents('.sp-headline').hasClass('letters')) {
var bool = ($word.children('i').length >= nextWord.children('i').length) ? true : false;
hideLetter($word.find('i').eq(0), $word, bool, lettersDelay);
showLetter(nextWord.find('i').eq(0), nextWord, bool, lettersDelay);
} else if($word.parents('.sp-headline').hasClass('clip')) {
$word.parents('.sp-words-wrapper').animate({ width : '2px' }, revealDuration, function(){
switchWord($word, nextWord);
showWord(nextWord);
});
} else if ($word.parents('.sp-headline').hasClass('loading-bar')){
$word.parents('.sp-words-wrapper').removeClass('is-loading');
switchWord($word, nextWord);
setTimeout(function(){ hideWord(nextWord) }, barAnimationDelay);
setTimeout(function(){ $word.parents('.sp-words-wrapper').addClass('is-loading') }, barWaiting);
} else {
switchWord($word, nextWord);
setTimeout(function(){ hideWord(nextWord) }, animationDelay);
}
}
function hideLetter($letter, $word, $bool, $duration) {
$letter.removeClass('in').addClass('out');
if(!$letter.is(':last-child')) {
setTimeout(function(){ hideLetter($letter.next(), $word, $bool, $duration); }, $duration);
} else if($bool) {
setTimeout(function(){ hideWord(takeNext($word)) }, animationDelay);
}
if($letter.is(':last-child') && $('html').hasClass('no-csstransitions')) {
var nextWord = takeNext($word);
switchWord($word, nextWord);
}
}
function showLetter($letter, $word, $bool, $duration) {
$letter.addClass('in').removeClass('out');
if(!$letter.is(':last-child')) {
setTimeout(function(){ showLetter($letter.next(), $word, $bool, $duration); }, $duration);
} else {
if($word.parents('.sp-headline').hasClass('type')) { setTimeout(function(){ $word.parents('.sp-words-wrapper').addClass('waiting'); }, 200);}
if(!$bool) { setTimeout(function(){ hideWord($word) }, animationDelay) }
}
}
function takeNext($word) {
return (!$word.is(':last-child')) ? $word.next() : $word.parent().children().eq(0);
}
function takePrev($word) {
return (!$word.is(':first-child')) ? $word.prev() : $word.parent().children().last();
}
function switchWord($oldWord, $newWord) {
$oldWord.removeClass('is-visible').addClass('is-hidden');
$newWord.removeClass('is-hidden').addClass('is-visible');
}
});
