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0001 /* ========================================================== 0002 * bootstrap-carousel.js v2.0.4 0003 * http://twitter.github.com/bootstrap/javascript.html#carousel 0004 * ========================================================== 0005 * Copyright 2012 Twitter, Inc. 0006 * 0007 * Licensed under the Apache License, Version 2.0 (the "License"); 0008 * you may not use this file except in compliance with the License. 0009 * You may obtain a copy of the License at 0010 * 0011 * http://www.apache.org/licenses/LICENSE-2.0 0012 * 0013 * Unless required by applicable law or agreed to in writing, software 0014 * distributed under the License is distributed on an "AS IS" BASIS, 0015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 0016 * See the License for the specific language governing permissions and 0017 * limitations under the License. 0018 * ========================================================== */ 0019 0020 0021 !function ($) { 0022 0023 "use strict"; // jshint ;_; 0024 0025 0026 /* CAROUSEL CLASS DEFINITION 0027 * ========================= */ 0028 0029 var Carousel = function (element, options) { 0030 this.$element = $(element) 0031 this.options = options 0032 this.options.slide && this.slide(this.options.slide) 0033 this.options.pause == 'hover' && this.$element 0034 .on('mouseenter', $.proxy(this.pause, this)) 0035 .on('mouseleave', $.proxy(this.cycle, this)) 0036 } 0037 0038 Carousel.prototype = { 0039 0040 cycle: function (e) { 0041 if (!e) this.paused = false 0042 this.options.interval 0043 && !this.paused 0044 && (this.interval = setInterval($.proxy(this.next, this), this.options.interval)) 0045 return this 0046 } 0047 0048 , to: function (pos) { 0049 var $active = this.$element.find('.active') 0050 , children = $active.parent().children() 0051 , activePos = children.index($active) 0052 , that = this 0053 0054 if (pos > (children.length - 1) || pos < 0) return 0055 0056 if (this.sliding) { 0057 return this.$element.one('slid', function () { 0058 that.to(pos) 0059 }) 0060 } 0061 0062 if (activePos == pos) { 0063 return this.pause().cycle() 0064 } 0065 0066 return this.slide(pos > activePos ? 'next' : 'prev', $(children[pos])) 0067 } 0068 0069 , pause: function (e) { 0070 if (!e) this.paused = true 0071 clearInterval(this.interval) 0072 this.interval = null 0073 return this 0074 } 0075 0076 , next: function () { 0077 if (this.sliding) return 0078 return this.slide('next') 0079 } 0080 0081 , prev: function () { 0082 if (this.sliding) return 0083 return this.slide('prev') 0084 } 0085 0086 , slide: function (type, next) { 0087 var $active = this.$element.find('.active') 0088 , $next = next || $active[type]() 0089 , isCycling = this.interval 0090 , direction = type == 'next' ? 'left' : 'right' 0091 , fallback = type == 'next' ? 'first' : 'last' 0092 , that = this 0093 , e = $.Event('slide') 0094 0095 this.sliding = true 0096 0097 isCycling && this.pause() 0098 0099 $next = $next.length ? $next : this.$element.find('.item')[fallback]() 0100 0101 if ($next.hasClass('active')) return 0102 0103 if ($.support.transition && this.$element.hasClass('slide')) { 0104 this.$element.trigger(e) 0105 if (e.isDefaultPrevented()) return 0106 $next.addClass(type) 0107 $next[0].offsetWidth // force reflow 0108 $active.addClass(direction) 0109 $next.addClass(direction) 0110 this.$element.one($.support.transition.end, function () { 0111 $next.removeClass([type, direction].join(' ')).addClass('active') 0112 $active.removeClass(['active', direction].join(' ')) 0113 that.sliding = false 0114 setTimeout(function () { that.$element.trigger('slid') }, 0) 0115 }) 0116 } else { 0117 this.$element.trigger(e) 0118 if (e.isDefaultPrevented()) return 0119 $active.removeClass('active') 0120 $next.addClass('active') 0121 this.sliding = false 0122 this.$element.trigger('slid') 0123 } 0124 0125 isCycling && this.cycle() 0126 0127 return this 0128 } 0129 0130 } 0131 0132 0133 /* CAROUSEL PLUGIN DEFINITION 0134 * ========================== */ 0135 0136 $.fn.carousel = function (option) { 0137 return this.each(function () { 0138 var $this = $(this) 0139 , data = $this.data('carousel') 0140 , options = $.extend({}, $.fn.carousel.defaults, typeof option == 'object' && option) 0141 if (!data) $this.data('carousel', (data = new Carousel(this, options))) 0142 if (typeof option == 'number') data.to(option) 0143 else if (typeof option == 'string' || (option = options.slide)) data[option]() 0144 else if (options.interval) data.cycle() 0145 }) 0146 } 0147 0148 $.fn.carousel.defaults = { 0149 interval: 5000 0150 , pause: 'hover' 0151 } 0152 0153 $.fn.carousel.Constructor = Carousel 0154 0155 0156 /* CAROUSEL DATA-API 0157 * ================= */ 0158 0159 $(function () { 0160 $('body').on('click.carousel.data-api', '[data-slide]', function ( e ) { 0161 var $this = $(this), href 0162 , $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) //strip for ie7 0163 , options = !$target.data('modal') && $.extend({}, $target.data(), $this.data()) 0164 $target.carousel(options) 0165 e.preventDefault() 0166 }) 0167 }) 0168 0169 }(window.jQuery);