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comparison static/bootstrap/js/bootstrap-carousel.js @ 61:130eccd396d8

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Now using Boostrap with LESS.
author Ludovic Chabant <ludovic@chabant.com>
date Wed, 06 Feb 2013 08:22:31 -0800
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children a5a3d454eac9
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60:8250c977bc50 61:130eccd396d8
1 /* ==========================================================
2 * bootstrap-carousel.js v2.2.2
3 * http://twitter.github.com/bootstrap/javascript.html#carousel
4 * ==========================================================
5 * Copyright 2012 Twitter, Inc.
6 *
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ========================================================== */
19
20
21 !function ($) {
22
23 "use strict"; // jshint ;_;
24
25
26 /* CAROUSEL CLASS DEFINITION
27 * ========================= */
28
29 var Carousel = function (element, options) {
30 this.$element = $(element)
31 this.options = options
32 this.options.pause == 'hover' && this.$element
33 .on('mouseenter', $.proxy(this.pause, this))
34 .on('mouseleave', $.proxy(this.cycle, this))
35 }
36
37 Carousel.prototype = {
38
39 cycle: function (e) {
40 if (!e) this.paused = false
41 this.options.interval
42 && !this.paused
43 && (this.interval = setInterval($.proxy(this.next, this), this.options.interval))
44 return this
45 }
46
47 , to: function (pos) {
48 var $active = this.$element.find('.item.active')
49 , children = $active.parent().children()
50 , activePos = children.index($active)
51 , that = this
52
53 if (pos > (children.length - 1) || pos < 0) return
54
55 if (this.sliding) {
56 return this.$element.one('slid', function () {
57 that.to(pos)
58 })
59 }
60
61 if (activePos == pos) {
62 return this.pause().cycle()
63 }
64
65 return this.slide(pos > activePos ? 'next' : 'prev', $(children[pos]))
66 }
67
68 , pause: function (e) {
69 if (!e) this.paused = true
70 if (this.$element.find('.next, .prev').length && $.support.transition.end) {
71 this.$element.trigger($.support.transition.end)
72 this.cycle()
73 }
74 clearInterval(this.interval)
75 this.interval = null
76 return this
77 }
78
79 , next: function () {
80 if (this.sliding) return
81 return this.slide('next')
82 }
83
84 , prev: function () {
85 if (this.sliding) return
86 return this.slide('prev')
87 }
88
89 , slide: function (type, next) {
90 var $active = this.$element.find('.item.active')
91 , $next = next || $active[type]()
92 , isCycling = this.interval
93 , direction = type == 'next' ? 'left' : 'right'
94 , fallback = type == 'next' ? 'first' : 'last'
95 , that = this
96 , e
97
98 this.sliding = true
99
100 isCycling && this.pause()
101
102 $next = $next.length ? $next : this.$element.find('.item')[fallback]()
103
104 e = $.Event('slide', {
105 relatedTarget: $next[0]
106 })
107
108 if ($next.hasClass('active')) return
109
110 if ($.support.transition && this.$element.hasClass('slide')) {
111 this.$element.trigger(e)
112 if (e.isDefaultPrevented()) return
113 $next.addClass(type)
114 $next[0].offsetWidth // force reflow
115 $active.addClass(direction)
116 $next.addClass(direction)
117 this.$element.one($.support.transition.end, function () {
118 $next.removeClass([type, direction].join(' ')).addClass('active')
119 $active.removeClass(['active', direction].join(' '))
120 that.sliding = false
121 setTimeout(function () { that.$element.trigger('slid') }, 0)
122 })
123 } else {
124 this.$element.trigger(e)
125 if (e.isDefaultPrevented()) return
126 $active.removeClass('active')
127 $next.addClass('active')
128 this.sliding = false
129 this.$element.trigger('slid')
130 }
131
132 isCycling && this.cycle()
133
134 return this
135 }
136
137 }
138
139
140 /* CAROUSEL PLUGIN DEFINITION
141 * ========================== */
142
143 var old = $.fn.carousel
144
145 $.fn.carousel = function (option) {
146 return this.each(function () {
147 var $this = $(this)
148 , data = $this.data('carousel')
149 , options = $.extend({}, $.fn.carousel.defaults, typeof option == 'object' && option)
150 , action = typeof option == 'string' ? option : options.slide
151 if (!data) $this.data('carousel', (data = new Carousel(this, options)))
152 if (typeof option == 'number') data.to(option)
153 else if (action) data[action]()
154 else if (options.interval) data.cycle()
155 })
156 }
157
158 $.fn.carousel.defaults = {
159 interval: 5000
160 , pause: 'hover'
161 }
162
163 $.fn.carousel.Constructor = Carousel
164
165
166 /* CAROUSEL NO CONFLICT
167 * ==================== */
168
169 $.fn.carousel.noConflict = function () {
170 $.fn.carousel = old
171 return this
172 }
173
174 /* CAROUSEL DATA-API
175 * ================= */
176
177 $(document).on('click.carousel.data-api', '[data-slide]', function (e) {
178 var $this = $(this), href
179 , $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) //strip for ie7
180 , options = $.extend({}, $target.data(), $this.data())
181 $target.carousel(options)
182 e.preventDefault()
183 })
184
185 }(window.jQuery);