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/*! UIkit 2.27.5 | http://www.getuikit.com | (c) 2014 YOOtheme | MIT
License */
(function(addon) {
var component;
if (window.UIkit2) {
component = addon(UIkit2);
}
if (typeof define == 'function' && define.amd) {
define('uikit-slideshow', ['uikit'], function()
{
return component || addon(UIkit2);
});
}
})(function(UI) {
"use strict";
var Animations, playerId = 0;
UI.component('slideshow', {
defaults: {
animation : 'fade',
duration : 500,
height : 'auto',
start : 0,
autoplay : false,
autoplayInterval : 7000,
videoautoplay : true,
videomute : true,
slices : 15,
pauseOnHover : true,
kenburns : false,
kenburnsanimations : [
'uk-animation-middle-left',
'uk-animation-top-right',
'uk-animation-bottom-left',
'uk-animation-top-center',
'', // middle-center
'uk-animation-bottom-right'
]
},
current : false,
interval : null,
hovering : false,
boot: function() {
// init code
UI.ready(function(context) {
UI.$('[data-uk-slideshow]',
context).each(function() {
var slideshow = UI.$(this);
if (!slideshow.data('slideshow')) {
UI.slideshow(slideshow,
UI.Utils.options(slideshow.attr('data-uk-slideshow')));
}
});
});
},
init: function() {
var $this = this;
this.container =
this.element.hasClass('uk-slideshow') ? this.element :
UI.$(this.find('.uk-slideshow:first'));
this.current = this.options.start;
this.animating = false;
this.fixFullscreen =
navigator.userAgent.match(/(iPad|iPhone|iPod)/g) &&
this.container.hasClass('uk-slideshow-fullscreen'); // viewport
unit fix for height:100vh - should be fixed in iOS 8
if (this.options.kenburns) {
this.kbanimduration = this.options.kenburns === true ?
'15s': this.options.kenburns;
if (!String(this.kbanimduration).match(/(ms|s)$/)) {
this.kbanimduration += 'ms';
}
if (typeof(this.options.kenburnsanimations) ==
'string') {
this.options.kenburnsanimations =
this.options.kenburnsanimations.split(',');
}
}
this.update();
this.on('click.uk.slideshow',
'[data-uk-slideshow-item]', function(e) {
e.preventDefault();
var slide =
UI.$(this).attr('data-uk-slideshow-item');
if ($this.current == slide) return;
switch(slide) {
case 'next':
case 'previous':
$this[slide=='next' ?
'next':'previous']();
break;
default:
$this.show(parseInt(slide, 10));
}
$this.stop();
});
UI.$win.on("resize load",
UI.Utils.debounce(function() {
$this.resize();
if ($this.fixFullscreen) {
$this.container.css('height',
window.innerHeight);
$this.slides.css('height',
window.innerHeight);
}
}, 100));
// chrome image load fix
setTimeout(function(){
$this.resize();
}, 80);
// Set autoplay
if (this.options.autoplay) {
this.start();
}
if (this.options.videoautoplay &&
this.slides.eq(this.current).data('media')) {
this.playmedia(this.slides.eq(this.current).data('media'));
}
if (this.options.kenburns) {
this.applyKenBurns(this.slides.eq(this.current));
}
this.container.on({
mouseenter: function() { if ($this.options.pauseOnHover)
$this.hovering = true; },
mouseleave: function() { $this.hovering = false; }
});
this.on('swipeRight swipeLeft', function(e) {
$this[e.type=='swipeLeft' ? 'next' :
'previous']();
});
this.on('display.uk.check', function(){
if ($this.element.is(':visible')) {
$this.resize();
if ($this.fixFullscreen) {
$this.container.css('height',
window.innerHeight);
$this.slides.css('height',
window.innerHeight);
}
}
});
UI.domObserve(this.element, function(e) {
if
($this.container.children(':not([data-slideshow-slide])').not('.uk-slideshow-ghost').length)
{
$this.update(true);
}
});
},
update: function(resize) {
var $this = this, canvas, processed = 0;
this.slides = this.container.children();
this.slidesCount = this.slides.length;
if (!this.slides.eq(this.current).length) {
this.current = 0;
}
this.slides.each(function(index) {
var slide = UI.$(this);
if (slide.data('processed')) {
return;
}
var media =
slide.children('img,video,iframe').eq(0), type =
'html';
slide.data('media', media);
slide.data('sizer', media);
if (media.length) {
var placeholder;
type = media[0].nodeName.toLowerCase();
switch(media[0].nodeName) {
case 'IMG':
var cover = UI.$('<div
class="uk-cover-background
uk-position-cover"></div>').css({'background-image':'url('+
media.attr('src') + ')'});
if (media.attr('width') &&
media.attr('height')) {
placeholder =
UI.$('<canvas></canvas>').attr({width:media.attr('width'),
height:media.attr('height')});
media.replaceWith(placeholder);
media = placeholder;
placeholder = undefined;
}
media.css({width: '100%',height:
'auto', opacity:0});
slide.prepend(cover).data('cover',
cover);
break;
case 'IFRAME':
var src = media[0].src, iframeId =
'sw-'+(++playerId);
media
.attr('src',
'').on('load', function(){
if (index !== $this.current || (index
== $this.current && !$this.options.videoautoplay)) {
$this.pausemedia(media);
}
if ($this.options.videomute) {
$this.mutemedia(media);
var inv = setInterval((function(ic)
{
return function() {
$this.mutemedia(media);
if (++ic >= 4)
clearInterval(inv);
}
})(0), 250);
}
})
.data('slideshow', $this) // add
self-reference for the vimeo-ready listener
.attr('data-player-id', iframeId)
// add frameId for the vimeo-ready listener
.attr('src', [src,
(src.indexOf('?') > -1 ? '&':'?'),
'enablejsapi=1&api=1&player_id='+iframeId].join(''))
.addClass('uk-position-absolute');
// disable pointer events
if(!UI.support.touch)
media.css('pointer-events', 'none');
placeholder = true;
if (UI.cover) {
UI.cover(media);
media.attr('data-uk-cover',
'{}');
}
break;
case 'VIDEO':
media.addClass('uk-cover-object
uk-position-absolute');
placeholder = true;
if ($this.options.videomute)
$this.mutemedia(media);
}
if (placeholder) {
canvas =
UI.$('<canvas></canvas>').attr({'width':
media[0].width, 'height': media[0].height});
var img = UI.$('<img
style="width:100%;height:auto;">').attr('src',
canvas[0].toDataURL());
slide.prepend(img);
slide.data('sizer', img);
}
} else {
slide.data('sizer', slide);
}
if ($this.hasKenBurns(slide)) {
slide.data('cover').css({
'-webkit-animation-duration':
$this.kbanimduration,
'animation-duration':
$this.kbanimduration
});
}
slide.data('processed', ++processed);
slide.attr('data-slideshow-slide', type);
});
if (processed) {
this.triggers =
this.find('[data-uk-slideshow-item]');
// Set start slide
this.slides.attr('aria-hidden',
'true').removeClass('uk-active').eq(this.current).addClass('uk-active').attr('aria-hidden',
'false');
this.triggers.filter('[data-uk-slideshow-item="'+this.current+'"]').addClass('uk-active');
}
if (resize && processed) {
this.resize();
}
},
resize: function() {
if
(this.container.hasClass('uk-slideshow-fullscreen')) return;
var height = this.options.height;
if (this.options.height === 'auto') {
height = 0;
this.slides.css('height',
'').each(function() {
height = Math.max(height, UI.$(this).height());
});
}
this.container.css('height', height);
this.slides.css('height', height);
},
show: function(index, direction) {
if (this.animating || this.current == index) return;
this.animating = true;
var $this = this,
current = this.slides.eq(this.current),
next = this.slides.eq(index),
dir = direction ? direction : this.current <
index ? 1 : -1,
currentmedia = current.data('media'),
animation = Animations[this.options.animation] ?
this.options.animation : 'fade',
nextmedia = next.data('media'),
finalize = function() {
if (!$this.animating) return;
if (currentmedia &&
currentmedia.is('video,iframe')) {
$this.pausemedia(currentmedia);
}
if (nextmedia &&
nextmedia.is('video,iframe')) {
$this.playmedia(nextmedia);
}
next.addClass('uk-active').attr('aria-hidden',
'false');
current.removeClass('uk-active').attr('aria-hidden',
'true');
$this.animating = false;
$this.current = index;
UI.Utils.checkDisplay(next,
'[class*="uk-animation-"]:not(.uk-cover-background.uk-position-cover)');
$this.trigger('show.uk.slideshow', [next,
current, $this]);
};
$this.applyKenBurns(next);
// animation fallback
if (!UI.support.animation) {
animation = 'none';
}
current = UI.$(current);
next = UI.$(next);
$this.trigger('beforeshow.uk.slideshow', [next,
current, $this]);
Animations[animation].apply(this, [current, next,
dir]).then(finalize);
$this.triggers.removeClass('uk-active');
$this.triggers.filter('[data-uk-slideshow-item="'+index+'"]').addClass('uk-active');
},
applyKenBurns: function(slide) {
if (!this.hasKenBurns(slide)) {
return;
}
var animations = this.options.kenburnsanimations,
index = this.kbindex || 0;
slide.data('cover').attr('class',
'uk-cover-background uk-position-cover').width();
slide.data('cover').addClass(['uk-animation-scale',
'uk-animation-reverse', animations[index].trim()].join('
'));
this.kbindex = animations[index + 1] ? (index+1):0;
},
hasKenBurns: function(slide) {
return (this.options.kenburns &&
slide.data('cover'));
},
next: function() {
this.show(this.slides[this.current + 1] ? (this.current + 1) :
0, 1);
},
previous: function() {
this.show(this.slides[this.current - 1] ? (this.current - 1) :
(this.slides.length - 1), -1);
},
start: function() {
this.stop();
var $this = this;
this.interval = setInterval(function() {
if (!$this.hovering) $this.next();
}, this.options.autoplayInterval);
},
stop: function() {
if (this.interval) clearInterval(this.interval);
},
playmedia: function(media) {
if (!(media && media[0])) return;
switch(media[0].nodeName) {
case 'VIDEO':
if (!this.options.videomute) {
media[0].muted = false;
}
media[0].play();
break;
case 'IFRAME':
if (!this.options.videomute) {
media[0].contentWindow.postMessage('{
"event": "command", "func":
"unmute", "method":"setVolume",
"value":1}', '*');
}
media[0].contentWindow.postMessage('{
"event": "command", "func":
"playVideo", "method":"play"}',
'*');
break;
}
},
pausemedia: function(media) {
switch(media[0].nodeName) {
case 'VIDEO':
media[0].pause();
break;
case 'IFRAME':
media[0].contentWindow.postMessage('{
"event": "command", "func":
"pauseVideo", "method":"pause"}',
'*');
break;
}
},
mutemedia: function(media) {
switch(media[0].nodeName) {
case 'VIDEO':
media[0].muted = true;
break;
case 'IFRAME':
media[0].contentWindow.postMessage('{
"event": "command", "func": "mute",
"method":"setVolume", "value":0}',
'*');
break;
}
}
});
Animations = {
'none': function() {
var d = UI.$.Deferred();
d.resolve();
return d.promise();
},
'scroll': function(current, next, dir) {
var d = UI.$.Deferred();
current.css('animation-duration',
this.options.duration+'ms');
next.css('animation-duration',
this.options.duration+'ms');
next.css('opacity', 1).one(UI.support.animation.end,
function() {
current.css('opacity', 0).removeClass(dir == -1 ?
'uk-slideshow-scroll-backward-out' :
'uk-slideshow-scroll-forward-out');
next.removeClass(dir == -1 ?
'uk-slideshow-scroll-backward-in' :
'uk-slideshow-scroll-forward-in');
d.resolve();
}.bind(this));
current.addClass(dir == -1 ?
'uk-slideshow-scroll-backward-out' :
'uk-slideshow-scroll-forward-out');
next.addClass(dir == -1 ?
'uk-slideshow-scroll-backward-in' :
'uk-slideshow-scroll-forward-in');
next.width(); // force redraw
return d.promise();
},
'swipe': function(current, next, dir) {
var d = UI.$.Deferred();
current.css('animation-duration',
this.options.duration+'ms');
next.css('animation-duration',
this.options.duration+'ms');
next.css('opacity', 1).one(UI.support.animation.end,
function() {
current.css('opacity', 0).removeClass(dir === -1
? 'uk-slideshow-swipe-backward-out' :
'uk-slideshow-swipe-forward-out');
next.removeClass(dir === -1 ?
'uk-slideshow-swipe-backward-in' :
'uk-slideshow-swipe-forward-in');
d.resolve();
}.bind(this));
current.addClass(dir == -1 ?
'uk-slideshow-swipe-backward-out' :
'uk-slideshow-swipe-forward-out');
next.addClass(dir == -1 ?
'uk-slideshow-swipe-backward-in' :
'uk-slideshow-swipe-forward-in');
next.width(); // force redraw
return d.promise();
},
'scale': function(current, next, dir) {
var d = UI.$.Deferred();
current.css('animation-duration',
this.options.duration+'ms');
next.css('animation-duration',
this.options.duration+'ms');
next.css('opacity', 1);
current.one(UI.support.animation.end, function() {
current.css('opacity',
0).removeClass('uk-slideshow-scale-out');
d.resolve();
}.bind(this));
current.addClass('uk-slideshow-scale-out');
current.width(); // force redraw
return d.promise();
},
'fade': function(current, next, dir) {
var d = UI.$.Deferred();
current.css('animation-duration',
this.options.duration+'ms');
next.css('animation-duration',
this.options.duration+'ms');
next.css('opacity', 1);
// for plain text content slides - looks smoother
if (!(next.data('cover') ||
next.data('placeholder'))) {
next.css('opacity',
1).one(UI.support.animation.end, function() {
next.removeClass('uk-slideshow-fade-in');
}).addClass('uk-slideshow-fade-in');
}
current.one(UI.support.animation.end, function() {
current.css('opacity',
0).removeClass('uk-slideshow-fade-out');
d.resolve();
}.bind(this));
current.addClass('uk-slideshow-fade-out');
current.width(); // force redraw
return d.promise();
}
};
UI.slideshow.animations = Animations;
// Listen for messages from the vimeo player
window.addEventListener('message', function
onMessageReceived(e) {
var data = e.data, iframe;
if (typeof(data) == 'string') {
try {
data = JSON.parse(data);
} catch(err) {
data = {};
}
}
if (e.origin && e.origin.indexOf('vimeo') > -1
&& data.event == 'ready' && data.player_id) {
iframe = UI.$('[data-player-id="'+
data.player_id+'"]');
if (iframe.length) {
iframe.data('slideshow').mutemedia(iframe);
}
}
}, false);
});