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Diffstat (limited to 'bootstrap/fonts/js/carousel.js')
-rwxr-xr-x | bootstrap/fonts/js/carousel.js | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/bootstrap/fonts/js/carousel.js b/bootstrap/fonts/js/carousel.js new file mode 100755 index 0000000..a5fcac3 --- /dev/null +++ b/bootstrap/fonts/js/carousel.js @@ -0,0 +1,246 @@ +/* ======================================================================== + * Bootstrap: carousel.js v3.4.1 + * https://getbootstrap.com/docs/3.4/javascript/#carousel + * ======================================================================== + * Copyright 2011-2019 Twitter, Inc. + * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) + * ======================================================================== */ + + ++function ($) { + 'use strict'; + + // CAROUSEL CLASS DEFINITION + // ========================= + + var Carousel = function (element, options) { + this.$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.$items = null + + this.options.keyboard && this.$element.on('keydown.bs.carousel', $.proxy(this.keydown, this)) + + this.options.pause == 'hover' && !('ontouchstart' in document.documentElement) && this.$element + .on('mouseenter.bs.carousel', $.proxy(this.pause, this)) + .on('mouseleave.bs.carousel', $.proxy(this.cycle, this)) + } + + Carousel.VERSION = '3.4.1' + + Carousel.TRANSITION_DURATION = 600 + + Carousel.DEFAULTS = { + interval: 5000, + pause: 'hover', + wrap: true, + keyboard: true + } + + Carousel.prototype.keydown = function (e) { + if (/input|textarea/i.test(e.target.tagName)) return + switch (e.which) { + case 37: this.prev(); break + case 39: this.next(); break + default: return + } + + e.preventDefault() + } + + Carousel.prototype.cycle = function (e) { + e || (this.paused = false) + + this.interval && clearInterval(this.interval) + + this.options.interval + && !this.paused + && (this.interval = setInterval($.proxy(this.next, this), this.options.interval)) + + return this + } + + Carousel.prototype.getItemIndex = function (item) { + this.$items = item.parent().children('.item') + return this.$items.index(item || this.$active) + } + + Carousel.prototype.getItemForDirection = function (direction, active) { + var activeIndex = this.getItemIndex(active) + var willWrap = (direction == 'prev' && activeIndex === 0) + || (direction == 'next' && activeIndex == (this.$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) + } + + Carousel.prototype.to = function (pos) { + var that = this + var activeIndex = this.getItemIndex(this.$active = this.$element.find('.item.active')) + + if (pos > (this.$items.length - 1) || pos < 0) return + + if (this.sliding) return this.$element.one('slid.bs.carousel', function () { that.to(pos) }) // yes, "slid" + if (activeIndex == pos) return this.pause().cycle() + + return this.slide(pos > activeIndex ? 'next' : 'prev', this.$items.eq(pos)) + } + + Carousel.prototype.pause = function (e) { + e || (this.paused = true) + + if (this.$element.find('.next, .prev').length && $.support.transition) { + this.$element.trigger($.support.transition.end) + this.cycle(true) + } + + this.interval = clearInterval(this.interval) + + return this + } + + Carousel.prototype.next = function () { + if (this.sliding) return + return this.slide('next') + } + + Carousel.prototype.prev = function () { + if (this.sliding) return + return this.slide('prev') + } + + Carousel.prototype.slide = function (type, next) { + var $active = this.$element.find('.item.active') + var $next = next || this.getItemForDirection(type, $active) + var isCycling = this.interval + var direction = type == 'next' ? 'left' : 'right' + var that = this + + if ($next.hasClass('active')) return (this.sliding = false) + + var relatedTarget = $next[0] + var slideEvent = $.Event('slide.bs.carousel', { + relatedTarget: relatedTarget, + direction: direction + }) + this.$element.trigger(slideEvent) + if (slideEvent.isDefaultPrevented()) return + + this.sliding = true + + isCycling && this.pause() + + if (this.$indicators.length) { + this.$indicators.find('.active').removeClass('active') + var $nextIndicator = $(this.$indicators.children()[this.getItemIndex($next)]) + $nextIndicator && $nextIndicator.addClass('active') + } + + var slidEvent = $.Event('slid.bs.carousel', { relatedTarget: relatedTarget, direction: direction }) // yes, "slid" + if ($.support.transition && this.$element.hasClass('slide')) { + $next.addClass(type) + if (typeof $next === 'object' && $next.length) { + $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) + } + + isCycling && this.cycle() + + return this + } + + + // CAROUSEL PLUGIN DEFINITION + // ========================== + + 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 + + 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() + }) + } + + var old = $.fn.carousel + + $.fn.carousel = Plugin + $.fn.carousel.Constructor = Carousel + + + // CAROUSEL NO CONFLICT + // ==================== + + $.fn.carousel.noConflict = function () { + $.fn.carousel = old + return this + } + + + // CAROUSEL DATA-API + // ================= + + var clickHandler = function (e) { + var $this = $(this) + var href = $this.attr('href') + if (href) { + href = href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7 + } + + var target = $this.attr('data-target') || href + var $target = $(document).find(target) + + if (!$target.hasClass('carousel')) return + + var options = $.extend({}, $target.data(), $this.data()) + var slideIndex = $this.attr('data-slide-to') + if (slideIndex) options.interval = false + + Plugin.call($target, options) + + if (slideIndex) { + $target.data('bs.carousel').to(slideIndex) + } + + e.preventDefault() + } + + $(document) + .on('click.bs.carousel.data-api', '[data-slide]', clickHandler) + .on('click.bs.carousel.data-api', '[data-slide-to]', clickHandler) + + $(window).on('load', function () { + $('[data-ride="carousel"]').each(function () { + var $carousel = $(this) + Plugin.call($carousel, $carousel.data()) + }) + }) + +}(jQuery); |