/pack-rat/003_pack_rat/pack-rat/bower_components/bootstrap/js/carousel.js |
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/* ======================================================================== |
* Bootstrap: carousel.js v3.3.7 |
* http://getbootstrap.com/javascript/#carousel |
* ======================================================================== |
* Copyright 2011-2016 Twitter, Inc. |
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) |
* ======================================================================== */ |
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+function ($) { |
'use strict'; |
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// CAROUSEL CLASS DEFINITION |
// ========================= |
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var Carousel = function (element, options) { |
this.$element = $(element) |
this.$indicators = this.$element.find('.carousel-indicators') |
this.options = options |
this.paused = null |
this.sliding = null |
this.interval = null |
this.$active = null |
this.$items = null |
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this.options.keyboard && this.$element.on('keydown.bs.carousel', $.proxy(this.keydown, this)) |
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this.options.pause == 'hover' && !('ontouchstart' in document.documentElement) && this.$element |
.on('mouseenter.bs.carousel', $.proxy(this.pause, this)) |
.on('mouseleave.bs.carousel', $.proxy(this.cycle, this)) |
} |
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Carousel.VERSION = '3.3.7' |
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Carousel.TRANSITION_DURATION = 600 |
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Carousel.DEFAULTS = { |
interval: 5000, |
pause: 'hover', |
wrap: true, |
keyboard: true |
} |
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Carousel.prototype.keydown = function (e) { |
if (/input|textarea/i.test(e.target.tagName)) return |
switch (e.which) { |
case 37: this.prev(); break |
case 39: this.next(); break |
default: return |
} |
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e.preventDefault() |
} |
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Carousel.prototype.cycle = function (e) { |
e || (this.paused = false) |
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this.interval && clearInterval(this.interval) |
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this.options.interval |
&& !this.paused |
&& (this.interval = setInterval($.proxy(this.next, this), this.options.interval)) |
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return this |
} |
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Carousel.prototype.getItemIndex = function (item) { |
this.$items = item.parent().children('.item') |
return this.$items.index(item || this.$active) |
} |
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Carousel.prototype.getItemForDirection = function (direction, active) { |
var activeIndex = this.getItemIndex(active) |
var willWrap = (direction == 'prev' && activeIndex === 0) |
|| (direction == 'next' && activeIndex == (this.$items.length - 1)) |
if (willWrap && !this.options.wrap) return active |
var delta = direction == 'prev' ? -1 : 1 |
var itemIndex = (activeIndex + delta) % this.$items.length |
return this.$items.eq(itemIndex) |
} |
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Carousel.prototype.to = function (pos) { |
var that = this |
var activeIndex = this.getItemIndex(this.$active = this.$element.find('.item.active')) |
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if (pos > (this.$items.length - 1) || pos < 0) return |
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if (this.sliding) return this.$element.one('slid.bs.carousel', function () { that.to(pos) }) // yes, "slid" |
if (activeIndex == pos) return this.pause().cycle() |
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return this.slide(pos > activeIndex ? 'next' : 'prev', this.$items.eq(pos)) |
} |
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Carousel.prototype.pause = function (e) { |
e || (this.paused = true) |
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if (this.$element.find('.next, .prev').length && $.support.transition) { |
this.$element.trigger($.support.transition.end) |
this.cycle(true) |
} |
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this.interval = clearInterval(this.interval) |
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return this |
} |
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Carousel.prototype.next = function () { |
if (this.sliding) return |
return this.slide('next') |
} |
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Carousel.prototype.prev = function () { |
if (this.sliding) return |
return this.slide('prev') |
} |
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Carousel.prototype.slide = function (type, next) { |
var $active = this.$element.find('.item.active') |
var $next = next || this.getItemForDirection(type, $active) |
var isCycling = this.interval |
var direction = type == 'next' ? 'left' : 'right' |
var that = this |
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if ($next.hasClass('active')) return (this.sliding = false) |
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var relatedTarget = $next[0] |
var slideEvent = $.Event('slide.bs.carousel', { |
relatedTarget: relatedTarget, |
direction: direction |
}) |
this.$element.trigger(slideEvent) |
if (slideEvent.isDefaultPrevented()) return |
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this.sliding = true |
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isCycling && this.pause() |
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if (this.$indicators.length) { |
this.$indicators.find('.active').removeClass('active') |
var $nextIndicator = $(this.$indicators.children()[this.getItemIndex($next)]) |
$nextIndicator && $nextIndicator.addClass('active') |
} |
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var slidEvent = $.Event('slid.bs.carousel', { relatedTarget: relatedTarget, direction: direction }) // yes, "slid" |
if ($.support.transition && this.$element.hasClass('slide')) { |
$next.addClass(type) |
$next[0].offsetWidth // force reflow |
$active.addClass(direction) |
$next.addClass(direction) |
$active |
.one('bsTransitionEnd', function () { |
$next.removeClass([type, direction].join(' ')).addClass('active') |
$active.removeClass(['active', direction].join(' ')) |
that.sliding = false |
setTimeout(function () { |
that.$element.trigger(slidEvent) |
}, 0) |
}) |
.emulateTransitionEnd(Carousel.TRANSITION_DURATION) |
} else { |
$active.removeClass('active') |
$next.addClass('active') |
this.sliding = false |
this.$element.trigger(slidEvent) |
} |
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isCycling && this.cycle() |
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return this |
} |
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// CAROUSEL PLUGIN DEFINITION |
// ========================== |
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function Plugin(option) { |
return this.each(function () { |
var $this = $(this) |
var data = $this.data('bs.carousel') |
var options = $.extend({}, Carousel.DEFAULTS, $this.data(), typeof option == 'object' && option) |
var action = typeof option == 'string' ? option : options.slide |
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if (!data) $this.data('bs.carousel', (data = new Carousel(this, options))) |
if (typeof option == 'number') data.to(option) |
else if (action) data[action]() |
else if (options.interval) data.pause().cycle() |
}) |
} |
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var old = $.fn.carousel |
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$.fn.carousel = Plugin |
$.fn.carousel.Constructor = Carousel |
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// CAROUSEL NO CONFLICT |
// ==================== |
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$.fn.carousel.noConflict = function () { |
$.fn.carousel = old |
return this |
} |
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// CAROUSEL DATA-API |
// ================= |
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var clickHandler = function (e) { |
var href |
var $this = $(this) |
var $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) // strip for ie7 |
if (!$target.hasClass('carousel')) return |
var options = $.extend({}, $target.data(), $this.data()) |
var slideIndex = $this.attr('data-slide-to') |
if (slideIndex) options.interval = false |
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Plugin.call($target, options) |
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if (slideIndex) { |
$target.data('bs.carousel').to(slideIndex) |
} |
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e.preventDefault() |
} |
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$(document) |
.on('click.bs.carousel.data-api', '[data-slide]', clickHandler) |
.on('click.bs.carousel.data-api', '[data-slide-to]', clickHandler) |
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$(window).on('load', function () { |
$('[data-ride="carousel"]').each(function () { |
var $carousel = $(this) |
Plugin.call($carousel, $carousel.data()) |
}) |
}) |
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}(jQuery); |