User:Phiarc/October2011/jquery.cycle.all.js

/*! * jQuery Cycle Plugin (without Transition Definitions) * Examples and documentation at: http://jquery.malsup.com/cycle/ * Copyright (c) 2007-2010 M. Alsup * Version: 2.9998 (27-OCT-2011) * Dual licensed under the MIT and GPL licenses. * http://jquery.malsup.com/license.html * Requires: jQuery v1.3.2 or later */
 * (function($, undefined) {

var ver = '2.9998';

// if $.support is not defined (pre jQuery 1.3) add what I need if ($.support == undefined) { $.support = { opacity: !($.browser.msie) }; }

function debug(s) { $.fn.cycle.debug && log(s); }		function log { window.console && console.log && console.log('[cycle] ' + Array.prototype.join.call(arguments,' ')); } $.expr[':'].paused = function(el) { return el.cyclePause; }

// the options arg can be... //  a number  - indicates an immediate transition should occur to the given slide index //  a string  - 'pause', 'resume', 'toggle', 'next', 'prev', 'stop', 'destroy' or the name of a transition effect (ie, 'fade', 'zoom', etc) //  an object - properties to control the slideshow // // the arg2 arg can be... //  the name of an fx (only used in conjunction with a numeric value for 'options') //  the value true (only used in first arg == 'resume') and indicates //	 that the resume should occur immediately (not wait for next timeout)

$.fn.cycle = function(options, arg2) { var o = { s: this.selector, c: this.context };

// in 1.3+ we can fix mistakes with the ready state if (this.length === 0 && options != 'stop') { if (!$.isReady && o.s) { log('DOM not ready, queuing slideshow'); $(function {				$(o.s,o.c).cycle(options,arg2);			}); return this; }		// is your DOM ready? http://docs.jquery.com/Tutorials:Introducing_$(document).ready log('terminating; zero elements found by selector' + ($.isReady ? '' : ' (DOM not ready)')); return this; }

// iterate the matched nodeset return this.each(function {		var opts = handleArguments(this, options, arg2);		if (opts === false)			return;

opts.updateActivePagerLink = opts.updateActivePagerLink || $.fn.cycle.updateActivePagerLink; // stop existing slideshow for this container (if there is one) if (this.cycleTimeout) clearTimeout(this.cycleTimeout); this.cycleTimeout = this.cyclePause = 0;

var $cont = $(this); var $slides = opts.slideExpr ? $(opts.slideExpr, this) : $cont.children; var els = $slides.get;

var opts2 = buildOptions($cont, $slides, els, opts, o); if (opts2 === false) return;

if (els.length < 2) { log('terminating; too few slides: ' + els.length); return; }

var startTime = opts2.continuous ? 10 : getTimeout(els[opts2.currSlide], els[opts2.nextSlide], opts2, !opts2.backwards);

// if it's an auto slideshow, kick it off if (startTime) { startTime += (opts2.delay || 0); if (startTime < 10) startTime = 10; debug('first timeout: ' + startTime); this.cycleTimeout = setTimeout(function{go(els,opts2,0,!opts.backwards)}, startTime); }	}); };

function triggerPause(cont, byHover, onPager) { var opts = $(cont).data('cycle.opts'); var paused = !!cont.cyclePause; if (paused && opts.paused) opts.paused(cont, opts, byHover, onPager); else if (!paused && opts.resumed) opts.resumed(cont, opts, byHover, onPager); }

// process the args that were passed to the plugin fn function handleArguments(cont, options, arg2) { if (cont.cycleStop == undefined) cont.cycleStop = 0; if (options === undefined || options === null) options = {}; if (options.constructor == String) { switch(options) { case 'destroy': case 'stop': var opts = $(cont).data('cycle.opts'); if (!opts) return false; cont.cycleStop++; // callbacks look for change if (cont.cycleTimeout) clearTimeout(cont.cycleTimeout); cont.cycleTimeout = 0; opts.elements && $(opts.elements).stop; $(cont).removeData('cycle.opts'); if (options == 'destroy') destroy(opts); return false; case 'toggle': cont.cyclePause = (cont.cyclePause === 1) ? 0 : 1;			checkInstantResume(cont.cyclePause, arg2, cont); triggerPause(cont); return false; case 'pause': cont.cyclePause = 1; triggerPause(cont); return false; case 'resume': cont.cyclePause = 0; checkInstantResume(false, arg2, cont); triggerPause(cont); return false; case 'prev': case 'next': var opts = $(cont).data('cycle.opts'); if (!opts) { log('options not found, "prev/next" ignored'); return false; }			$.fn.cycle[options](opts); return false; default: options = { fx: options }; };		return options; }	else if (options.constructor == Number) { // go to the requested slide var num = options; options = $(cont).data('cycle.opts'); if (!options) { log('options not found, can not advance slide'); return false; }		if (num < 0 || num >= options.elements.length) { log('invalid slide index: ' + num); return false; }		options.nextSlide = num; if (cont.cycleTimeout) { clearTimeout(cont.cycleTimeout); cont.cycleTimeout = 0; }		if (typeof arg2 == 'string') options.oneTimeFx = arg2; go(options.elements, options, 1, num >= options.currSlide); return false; }	return options; function checkInstantResume(isPaused, arg2, cont) { if (!isPaused && arg2 === true) { // resume now! var options = $(cont).data('cycle.opts'); if (!options) { log('options not found, can not resume'); return false; }			if (cont.cycleTimeout) { clearTimeout(cont.cycleTimeout); cont.cycleTimeout = 0; }			go(options.elements, options, 1, !options.backwards); }	} };

function removeFilter(el, opts) { if (!$.support.opacity && opts.cleartype && el.style.filter) { try { el.style.removeAttribute('filter'); } catch(smother) {} // handle old opera versions } };

// unbind event handlers function destroy(opts) { if (opts.next) $(opts.next).unbind(opts.prevNextEvent); if (opts.prev) $(opts.prev).unbind(opts.prevNextEvent); if (opts.pager || opts.pagerAnchorBuilder) $.each(opts.pagerAnchors || [], function {			this.unbind.remove;		}); opts.pagerAnchors = null; if (opts.destroy) // callback opts.destroy(opts); };

// one-time initialization function buildOptions($cont, $slides, els, options, o) { var startingSlideSpecified; // support metadata plugin (v1.0 and v2.0) var opts = $.extend({}, $.fn.cycle.defaults, options || {}, $.metadata ? $cont.metadata : $.meta ? $cont.data : {}); var meta = $.isFunction($cont.data) ? $cont.data(opts.metaAttr) : null; if (meta) opts = $.extend(opts, meta); if (opts.autostop) opts.countdown = opts.autostopCount || els.length;

var cont = $cont[0]; $cont.data('cycle.opts', opts); opts.$cont = $cont; opts.stopCount = cont.cycleStop; opts.elements = els; opts.before = opts.before ? [opts.before] : []; opts.after = opts.after ? [opts.after] : [];

// push some after callbacks if (!$.support.opacity && opts.cleartype) opts.after.push(function { removeFilter(this, opts); }); if (opts.continuous) opts.after.push(function { go(els,opts,0,!opts.backwards); });

saveOriginalOpts(opts);

// clearType corrections if (!$.support.opacity && opts.cleartype && !opts.cleartypeNoBg) clearTypeFix($slides);

// container requires non-static position so that slides can be position within if ($cont.css('position') == 'static') $cont.css('position', 'relative'); if (opts.width) $cont.width(opts.width); if (opts.height && opts.height != 'auto') $cont.height(opts.height);

if (opts.startingSlide != undefined) { opts.startingSlide = parseInt(opts.startingSlide,10); if (opts.startingSlide >= els.length || opts.startSlide < 0) opts.startingSlide = 0; // catch bogus input else startingSlideSpecified = true; }	else if (opts.backwards) opts.startingSlide = els.length - 1; else opts.startingSlide = 0;

// if random, mix up the slide array if (opts.random) { opts.randomMap = []; for (var i = 0; i < els.length; i++) opts.randomMap.push(i); opts.randomMap.sort(function(a,b) {return Math.random - 0.5;}); if (startingSlideSpecified) { // try to find the specified starting slide and if found set start slide index in the map accordingly for ( var cnt = 0; cnt < els.length; cnt++ ) { if ( opts.startingSlide == opts.randomMap[cnt] ) { opts.randomIndex = cnt; }			}		}		else { opts.randomIndex = 1; opts.startingSlide = opts.randomMap[1]; }	}	else if (opts.startingSlide >= els.length) opts.startingSlide = 0; // catch bogus input opts.currSlide = opts.startingSlide || 0; var first = opts.startingSlide;

// set position and zIndex on all the slides $slides.css({position: 'absolute', top:0, left:0}).hide.each(function(i) {		var z;		if (opts.backwards)			z = first ? i <= first ? els.length + (i-first) : first-i : els.length-i;		else			z = first ? i >= first ? els.length - (i-first) : first-i : els.length-i;		$(this).css('z-index', z)	});

// make sure first slide is visible $(els[first]).css('opacity',1).show; // opacity bit needed to handle restart use case removeFilter(els[first], opts);

// stretch slides if (opts.fit) { if (!opts.aspect) { if (opts.width) $slides.width(opts.width); if (opts.height && opts.height != 'auto') $slides.height(opts.height); } else { $slides.each(function{				var $slide = $(this);				var ratio = (opts.aspect === true) ? $slide.width/$slide.height : opts.aspect;				if( opts.width && $slide.width != opts.width ) {					$slide.width( opts.width );					$slide.height( opts.width / ratio );				}

if( opts.height && $slide.height < opts.height ) { $slide.height( opts.height ); $slide.width( opts.height * ratio ); }			});		}	}

if (opts.center && ((!opts.fit) || opts.aspect)) { $slides.each(function{			var $slide = $(this);			$slide.css({ "margin-left": opts.width ? ((opts.width - $slide.width) / 2) + "px" : 0,				"margin-top": opts.height ? ((opts.height - $slide.height) / 2) + "px" : 0			});		});	}

if (opts.center && !opts.fit && !opts.slideResize) { $slides.each(function{	   	var $slide = $(this);	    	$slide.css({ "margin-left": opts.width ? ((opts.width - $slide.width) / 2) + "px" : 0, "margin-top": opts.height ? ((opts.height - $slide.height) / 2) + "px" : 0 });	 	});	}	// stretch container var reshape = opts.containerResize && !$cont.innerHeight; if (reshape) { // do this only if container has no size var maxw = 0, maxh = 0; for(var j=0; j < els.length; j++) { var $e = $(els[j]), e = $e[0], w = $e.outerWidth, h = $e.outerHeight; if (!w) w = e.offsetWidth || e.width || $e.attr('width'); if (!h) h = e.offsetHeight || e.height || $e.attr('height'); maxw = w > maxw ? w : maxw; maxh = h > maxh ? h : maxh; }		if (maxw > 0 && maxh > 0) $cont.css({width:maxw+'px',height:maxh+'px'}); }

var pauseFlag = false; // https://github.com/malsup/cycle/issues/44 if (opts.pause) $cont.hover(			function{				pauseFlag = true;				this.cyclePause++;				triggerPause(cont, true);			},			function{				pauseFlag && this.cyclePause--;				triggerPause(cont, true);			}		);

if (supportMultiTransitions(opts) === false) return false;

// apparently a lot of people use image slideshows without height/width attributes on the images. // Cycle 2.50+ requires the sizing info for every slide; this block tries to deal with that. var requeue = false; options.requeueAttempts = options.requeueAttempts || 0; $slides.each(function {		// try to get height/width of each slide		var $el = $(this);		this.cycleH = (opts.fit && opts.height) ? opts.height : ($el.height || this.offsetHeight || this.height || $el.attr('height') || 0);		this.cycleW = (opts.fit && opts.width) ? opts.width : ($el.width || this.offsetWidth || this.width || $el.attr('width') || 0);

if ( $el.is('img') ) { // sigh.. sniffing, hacking, shrugging... this crappy hack tries to account for what browsers do when // an image is being downloaded and the markup did not include sizing info (height/width attributes); // there seems to be some "default" sizes used in this situation var loadingIE	= ($.browser.msie && this.cycleW == 28 && this.cycleH == 30 && !this.complete); var loadingFF	= ($.browser.mozilla && this.cycleW == 34 && this.cycleH == 19 && !this.complete); var loadingOp	= ($.browser.opera && ((this.cycleW == 42 && this.cycleH == 19) || (this.cycleW == 37 && this.cycleH == 17)) && !this.complete); var loadingOther = (this.cycleH == 0 && this.cycleW == 0 && !this.complete); // don't requeue for images that are still loading but have a valid size if (loadingIE || loadingFF || loadingOp || loadingOther) { if (o.s && opts.requeueOnImageNotLoaded && ++options.requeueAttempts < 100) { // track retry count so we don't loop forever log(options.requeueAttempts,' - img slide not loaded, requeuing slideshow: ', this.src, this.cycleW, this.cycleH); setTimeout(function {$(o.s,o.c).cycle(options)}, opts.requeueTimeout); requeue = true; return false; // break each loop }				else { log('could not determine size of image: '+this.src, this.cycleW, this.cycleH); }			}		}		return true; });

if (requeue) return false;

opts.cssBefore = opts.cssBefore || {}; opts.cssAfter = opts.cssAfter || {}; opts.cssFirst = opts.cssFirst || {}; opts.animIn = opts.animIn || {}; opts.animOut = opts.animOut || {};

$slides.not(':eq('+first+')').css(opts.cssBefore); $($slides[first]).css(opts.cssFirst);

if (opts.timeout) { opts.timeout = parseInt(opts.timeout,10); // ensure that timeout and speed settings are sane if (opts.speed.constructor == String) opts.speed = $.fx.speeds[opts.speed] || parseInt(opts.speed,10); if (!opts.sync) opts.speed = opts.speed / 2; var buffer = opts.fx == 'none' ? 0 : opts.fx == 'shuffle' ? 500 : 250;		while((opts.timeout - opts.speed) < buffer) // sanitize timeout opts.timeout += opts.speed; }	if (opts.easing) opts.easeIn = opts.easeOut = opts.easing; if (!opts.speedIn) opts.speedIn = opts.speed; if (!opts.speedOut) opts.speedOut = opts.speed;

opts.slideCount = els.length; opts.currSlide = opts.lastSlide = first; if (opts.random) { if (++opts.randomIndex == els.length) opts.randomIndex = 0; opts.nextSlide = opts.randomMap[opts.randomIndex]; }	else if (opts.backwards) opts.nextSlide = opts.startingSlide == 0 ? (els.length-1) : opts.startingSlide-1; else opts.nextSlide = opts.startingSlide >= (els.length-1) ? 0 : opts.startingSlide+1;

// run transition init fn	if (!opts.multiFx) { var init = $.fn.cycle.transitions[opts.fx]; if ($.isFunction(init)) init($cont, $slides, opts); else if (opts.fx != 'custom' && !opts.multiFx) { log('unknown transition: ' + opts.fx,'; slideshow terminating'); return false; }	}

// fire artificial events var e0 = $slides[first]; if (!opts.skipInitializationCallbacks) { if (opts.before.length) opts.before[0].apply(e0, [e0, e0, opts, true]); if (opts.after.length) opts.after[0].apply(e0, [e0, e0, opts, true]); }	if (opts.next) $(opts.next).bind(opts.prevNextEvent,function{return advance(opts,1)}); if (opts.prev) $(opts.prev).bind(opts.prevNextEvent,function{return advance(opts,0)}); if (opts.pager || opts.pagerAnchorBuilder) buildPager(els,opts);

exposeAddSlide(opts, els);

return opts; };

// save off original opts so we can restore after clearing state function saveOriginalOpts(opts) { opts.original = { before: [], after: [] }; opts.original.cssBefore = $.extend({}, opts.cssBefore); opts.original.cssAfter = $.extend({}, opts.cssAfter); opts.original.animIn	= $.extend({}, opts.animIn); opts.original.animOut  = $.extend({}, opts.animOut); $.each(opts.before, function { opts.original.before.push(this); }); $.each(opts.after, function { opts.original.after.push(this); }); };

function supportMultiTransitions(opts) { var i, tx, txs = $.fn.cycle.transitions; // look for multiple effects if (opts.fx.indexOf(',') > 0) { opts.multiFx = true; opts.fxs = opts.fx.replace(/\s*/g,'').split(','); // discard any bogus effect names for (i=0; i < opts.fxs.length; i++) { var fx = opts.fxs[i]; tx = txs[fx]; if (!tx || !txs.hasOwnProperty(fx) || !$.isFunction(tx)) { log('discarding unknown transition: ',fx); opts.fxs.splice(i,1); i--; }		}		// if we have an empty list then we threw everything away! if (!opts.fxs.length) { log('No valid transitions named; slideshow terminating.'); return false; }	}	else if (opts.fx == 'all') { // auto-gen the list of transitions opts.multiFx = true; opts.fxs = []; for (p in txs) { tx = txs[p]; if (txs.hasOwnProperty(p) && $.isFunction(tx)) opts.fxs.push(p); }	}	if (opts.multiFx && opts.randomizeEffects) { // munge the fxs array to make effect selection random var r1 = Math.floor(Math.random * 20) + 30; for (i = 0; i < r1; i++) { var r2 = Math.floor(Math.random * opts.fxs.length); opts.fxs.push(opts.fxs.splice(r2,1)[0]); }		debug('randomized fx sequence: ',opts.fxs); }	return true; };

// provide a mechanism for adding slides after the slideshow has started function exposeAddSlide(opts, els) { opts.addSlide = function(newSlide, prepend) { var $s = $(newSlide), s = $s[0]; if (!opts.autostopCount) opts.countdown++; els[prepend?'unshift':'push'](s); if (opts.els) opts.els[prepend?'unshift':'push'](s); // shuffle needs this opts.slideCount = els.length;

// add the slide to the random map and resort if (opts.random) { opts.randomMap.push(opts.slideCount-1); opts.randomMap.sort(function(a,b) {return Math.random - 0.5;}); }

$s.css('position','absolute'); $s[prepend?'prependTo':'appendTo'](opts.$cont);

if (prepend) { opts.currSlide++; opts.nextSlide++; }

if (!$.support.opacity && opts.cleartype && !opts.cleartypeNoBg) clearTypeFix($s);

if (opts.fit && opts.width) $s.width(opts.width); if (opts.fit && opts.height && opts.height != 'auto') $s.height(opts.height); s.cycleH = (opts.fit && opts.height) ? opts.height : $s.height; s.cycleW = (opts.fit && opts.width) ? opts.width : $s.width;

$s.css(opts.cssBefore);

if (opts.pager || opts.pagerAnchorBuilder) $.fn.cycle.createPagerAnchor(els.length-1, s, $(opts.pager), els, opts);

if ($.isFunction(opts.onAddSlide)) opts.onAddSlide($s); else $s.hide; // default behavior }; }

// reset internal state; we do this on every pass in order to support multiple effects $.fn.cycle.resetState = function(opts, fx) { fx = fx || opts.fx; opts.before = []; opts.after = []; opts.cssBefore = $.extend({}, opts.original.cssBefore); opts.cssAfter = $.extend({}, opts.original.cssAfter); opts.animIn	= $.extend({}, opts.original.animIn); opts.animOut  = $.extend({}, opts.original.animOut); opts.fxFn = null; $.each(opts.original.before, function { opts.before.push(this); }); $.each(opts.original.after, function { opts.after.push(this); });

// re-init var init = $.fn.cycle.transitions[fx]; if ($.isFunction(init)) init(opts.$cont, $(opts.elements), opts); };

// this is the main engine fn, it handles the timeouts, callbacks and slide index mgmt function go(els, opts, manual, fwd) { // opts.busy is true if we're in the middle of an animation if (manual && opts.busy && opts.manualTrump) { // let manual transitions requests trump active ones debug('manualTrump in go, stopping active transition'); $(els).stop(true,true); opts.busy = 0; }	// don't begin another timeout-based transition if there is one active if (opts.busy) { debug('transition active, ignoring new tx request'); return; }

var p = opts.$cont[0], curr = els[opts.currSlide], next = els[opts.nextSlide];

// stop cycling if we have an outstanding stop request if (p.cycleStop != opts.stopCount || p.cycleTimeout === 0 && !manual) return;

// check to see if we should stop cycling based on autostop options if (!manual && !p.cyclePause && !opts.bounce &&		((opts.autostop && (--opts.countdown <= 0)) || (opts.nowrap && !opts.random && opts.nextSlide < opts.currSlide))) { if (opts.end) opts.end(opts); return; }

// if slideshow is paused, only transition on a manual trigger var changed = false; if ((manual || !p.cyclePause) && (opts.nextSlide != opts.currSlide)) { changed = true; var fx = opts.fx; // keep trying to get the slide size if we don't have it yet curr.cycleH = curr.cycleH || $(curr).height; curr.cycleW = curr.cycleW || $(curr).width; next.cycleH = next.cycleH || $(next).height; next.cycleW = next.cycleW || $(next).width;

// support multiple transition types if (opts.multiFx) { if (fwd && (opts.lastFx == undefined || ++opts.lastFx >= opts.fxs.length)) opts.lastFx = 0; else if (!fwd && (opts.lastFx == undefined || --opts.lastFx < 0)) opts.lastFx = opts.fxs.length - 1; fx = opts.fxs[opts.lastFx]; }

// one-time fx overrides apply to: $('div').cycle(3,'zoom'); if (opts.oneTimeFx) { fx = opts.oneTimeFx; opts.oneTimeFx = null; }

$.fn.cycle.resetState(opts, fx);

// run the before callbacks if (opts.before.length) $.each(opts.before, function(i,o) {				if (p.cycleStop != opts.stopCount) return;				o.apply(next, [curr, next, opts, fwd]);			});

// stage the after callacks var after = function { opts.busy = 0; $.each(opts.after, function(i,o) {				if (p.cycleStop != opts.stopCount) return;				o.apply(next, [curr, next, opts, fwd]);			}); if (!p.cycleStop) { // queue next transition queueNext; }		};

debug('tx firing('+fx+'); currSlide: ' + opts.currSlide + '; nextSlide: ' + opts.nextSlide); // get ready to perform the transition opts.busy = 1; if (opts.fxFn) // fx function provided? opts.fxFn(curr, next, opts, after, fwd, manual && opts.fastOnEvent); else if ($.isFunction($.fn.cycle[opts.fx])) // fx plugin ? $.fn.cycle[opts.fx](curr, next, opts, after, fwd, manual && opts.fastOnEvent); else $.fn.cycle.custom(curr, next, opts, after, fwd, manual && opts.fastOnEvent); }	else { queueNext; }

if (changed || opts.nextSlide == opts.currSlide) { // calculate the next slide opts.lastSlide = opts.currSlide; if (opts.random) { opts.currSlide = opts.nextSlide; if (++opts.randomIndex == els.length) { opts.randomIndex = 0; opts.randomMap.sort(function(a,b) {return Math.random - 0.5;}); }			opts.nextSlide = opts.randomMap[opts.randomIndex]; if (opts.nextSlide == opts.currSlide) opts.nextSlide = (opts.currSlide == opts.slideCount - 1) ? 0 : opts.currSlide + 1; }		else if (opts.backwards) { var roll = (opts.nextSlide - 1) < 0; if (roll && opts.bounce) { opts.backwards = !opts.backwards; opts.nextSlide = 1; opts.currSlide = 0; }			else { opts.nextSlide = roll ? (els.length-1) : opts.nextSlide-1; opts.currSlide = roll ? 0 : opts.nextSlide+1; }		}		else { // sequence var roll = (opts.nextSlide + 1) == els.length; if (roll && opts.bounce) { opts.backwards = !opts.backwards; opts.nextSlide = els.length-2; opts.currSlide = els.length-1; }			else { opts.nextSlide = roll ? 0 : opts.nextSlide+1; opts.currSlide = roll ? els.length-1 : opts.nextSlide-1; }		}	}	if (changed && opts.pager) opts.updateActivePagerLink(opts.pager, opts.currSlide, opts.activePagerClass); function queueNext { // stage the next transition var ms = 0, timeout = opts.timeout; if (opts.timeout && !opts.continuous) { ms = getTimeout(els[opts.currSlide], els[opts.nextSlide], opts, fwd); if (opts.fx == 'shuffle') ms -= opts.speedOut; }		else if (opts.continuous && p.cyclePause) // continuous shows work off an after callback, not this timer logic ms = 10; if (ms > 0) p.cycleTimeout = setTimeout(function{ go(els, opts, 0, !opts.backwards) }, ms); } };

// invoked after transition $.fn.cycle.updateActivePagerLink = function(pager, currSlide, clsName) { $(pager).each(function {      $(this).children.removeClass(clsName).eq(currSlide).addClass(clsName);   }); };

// calculate timeout value for current transition function getTimeout(curr, next, opts, fwd) { if (opts.timeoutFn) { // call user provided calc fn		var t = opts.timeoutFn.call(curr,curr,next,opts,fwd); while (opts.fx != 'none' && (t - opts.speed) < 250) // sanitize timeout t += opts.speed; debug('calculated timeout: ' + t + '; speed: ' + opts.speed); if (t !== false) return t;	} return opts.timeout; };

// expose next/prev function, caller must pass in state $.fn.cycle.next = function(opts) { advance(opts,1); }; $.fn.cycle.prev = function(opts) { advance(opts,0);};

// advance slide forward or back function advance(opts, moveForward) { var val = moveForward ? 1 : -1;	var els = opts.elements; var p = opts.$cont[0], timeout = p.cycleTimeout; if (timeout) { clearTimeout(timeout); p.cycleTimeout = 0; }	if (opts.random && val < 0) { // move back to the previously display slide opts.randomIndex--; if (--opts.randomIndex == -2) opts.randomIndex = els.length-2; else if (opts.randomIndex == -1) opts.randomIndex = els.length-1; opts.nextSlide = opts.randomMap[opts.randomIndex]; }	else if (opts.random) { opts.nextSlide = opts.randomMap[opts.randomIndex]; }	else { opts.nextSlide = opts.currSlide + val; if (opts.nextSlide < 0) { if (opts.nowrap) return false; opts.nextSlide = els.length - 1; }		else if (opts.nextSlide >= els.length) { if (opts.nowrap) return false; opts.nextSlide = 0; }	}

var cb = opts.onPrevNextEvent || opts.prevNextClick; // prevNextClick is deprecated if ($.isFunction(cb)) cb(val > 0, opts.nextSlide, els[opts.nextSlide]); go(els, opts, 1, moveForward); return false; };

function buildPager(els, opts) { var $p = $(opts.pager); $.each(els, function(i,o) {		$.fn.cycle.createPagerAnchor(i,o,$p,els,opts);	}); opts.updateActivePagerLink(opts.pager, opts.startingSlide, opts.activePagerClass); };

$.fn.cycle.createPagerAnchor = function(i, el, $p, els, opts) { var a;	if ($.isFunction(opts.pagerAnchorBuilder)) { a = opts.pagerAnchorBuilder(i,el); debug('pagerAnchorBuilder('+i+', el) returned: ' + a); }	else a = ''+(i+1)+''; if (!a) return; var $a = $(a); // don't reparent if anchor is in the dom if ($a.parents('body').length === 0) { var arr = []; if ($p.length > 1) { $p.each(function {				var $clone = $a.clone(true);				$(this).append($clone);				arr.push($clone[0]);			}); $a = $(arr); }		else { $a.appendTo($p); }	}

opts.pagerAnchors = opts.pagerAnchors || []; opts.pagerAnchors.push($a); var pagerFn = function(e) { e.preventDefault; opts.nextSlide = i;		var p = opts.$cont[0], timeout = p.cycleTimeout; if (timeout) { clearTimeout(timeout); p.cycleTimeout = 0; }		var cb = opts.onPagerEvent || opts.pagerClick; // pagerClick is deprecated if ($.isFunction(cb)) cb(opts.nextSlide, els[opts.nextSlide]); go(els,opts,1,opts.currSlide < i); // trigger the trans //		return false; // <== allow bubble }	if ( /mouseenter|mouseover/i.test(opts.pagerEvent) ) { $a.hover(pagerFn, function{/* no-op */} ); }	else { $a.bind(opts.pagerEvent, pagerFn); }	if ( ! /^click/.test(opts.pagerEvent) && !opts.allowPagerClickBubble) $a.bind('click.cycle', function{return false;}); // suppress click var cont = opts.$cont[0]; var pauseFlag = false; // https://github.com/malsup/cycle/issues/44 if (opts.pauseOnPagerHover) { $a.hover(			function { 				pauseFlag = true;				cont.cyclePause++; 				triggerPause(cont,true,true);			}, function { 				pauseFlag && cont.cyclePause--; 				triggerPause(cont,true,true);			} 		); } };

// helper fn to calculate the number of slides between the current and the next $.fn.cycle.hopsFromLast = function(opts, fwd) { var hops, l = opts.lastSlide, c = opts.currSlide; if (fwd) hops = c > l ? c - l : opts.slideCount - l;	else hops = c < l ? l - c : l + opts.slideCount - c;	return hops; };

// fix clearType problems in ie6 by setting an explicit bg color // (otherwise text slides look horrible during a fade transition) function clearTypeFix($slides) { debug('applying clearType background-color hack'); function hex(s) { s = parseInt(s,10).toString(16); return s.length < 2 ? '0'+s : s;	}; function getBg(e) { for (e && e.nodeName.toLowerCase != 'html'; e = e.parentNode) { var v = $.css(e,'background-color'); if (v && v.indexOf('rgb') >= 0 ) { var rgb = v.match(/\d+/g); return '#'+ hex(rgb[0]) + hex(rgb[1]) + hex(rgb[2]); }			if (v && v != 'transparent') return v;		} return '#ffffff'; };	$slides.each(function { $(this).css('background-color', getBg(this)); }); };

// reset common props before the next transition $.fn.cycle.commonReset = function(curr,next,opts,w,h,rev) { $(opts.elements).not(curr).hide; if (typeof opts.cssBefore.opacity == 'undefined') opts.cssBefore.opacity = 1; opts.cssBefore.display = 'block'; if (opts.slideResize && w !== false && next.cycleW > 0) opts.cssBefore.width = next.cycleW; if (opts.slideResize && h !== false && next.cycleH > 0) opts.cssBefore.height = next.cycleH; opts.cssAfter = opts.cssAfter || {}; opts.cssAfter.display = 'none'; $(curr).css('zIndex',opts.slideCount + (rev === true ? 1 : 0));	$(next).css('zIndex',opts.slideCount + (rev === true ? 0 : 1)); };

// the actual fn for effecting a transition $.fn.cycle.custom = function(curr, next, opts, cb, fwd, speedOverride) { var $l = $(curr), $n = $(next); var speedIn = opts.speedIn, speedOut = opts.speedOut, easeIn = opts.easeIn, easeOut = opts.easeOut; $n.css(opts.cssBefore); if (speedOverride) { if (typeof speedOverride == 'number') speedIn = speedOut = speedOverride; else speedIn = speedOut = 1; easeIn = easeOut = null; }	var fn = function { $n.animate(opts.animIn, speedIn, easeIn, function {			cb;		}); };	$l.animate(opts.animOut, speedOut, easeOut, function {		$l.css(opts.cssAfter);		if (!opts.sync) 			fn;	}); if (opts.sync) fn; };

// transition definitions - only fade is defined here, transition pack defines the rest $.fn.cycle.transitions = { fade: function($cont, $slides, opts) { $slides.not(':eq('+opts.currSlide+')').css('opacity',0); opts.before.push(function(curr,next,opts) {			$.fn.cycle.commonReset(curr,next,opts);			opts.cssBefore.opacity = 0;		}); opts.animIn	  = { opacity: 1 }; opts.animOut  = { opacity: 0 }; opts.cssBefore = { top: 0, left: 0 }; } };

$.fn.cycle.ver = function { return ver; };

// override these globally if you like (they are all optional) $.fn.cycle.defaults = { activePagerClass: 'activeSlide', // class name used for the active pager link after:		  null,  // transition callback (scope set to element that was shown):  function(currSlideElement, nextSlideElement, options, forwardFlag) allowPagerClickBubble: false, // allows or prevents click event on pager anchors from bubbling animIn:		  null,  // properties that define how the slide animates in	animOut:	   null,  // properties that define how the slide animates out aspect:		  false,  // preserve aspect ratio during fit resizing, cropping if necessary (must be used with fit option) autostop:	  0,	  // true to end slideshow after X transitions (where X == slide count) autostopCount: 0,	 // number of transitions (optionally used with autostop to define X)	backwards:     false, // true to start slideshow at last slide and move backwards through the stack before:		  null,  // transition callback (scope set to element to be shown):	 function(currSlideElement, nextSlideElement, options, forwardFlag) center: 	  null,  // set to true to have cycle add top/left margin to each slide (use with width and height options) cleartype:	  !$.support.opacity,  // true if clearType corrections should be applied (for IE) cleartypeNoBg: false, // set to true to disable extra cleartype fixing (leave false to force background color setting on slides) containerResize: 1,	 // resize container to fit largest slide continuous:	  0,	  // true to start next transition immediately after current one completes cssAfter:	  null,  // properties that defined the state of the slide after transitioning out cssBefore:	  null,  // properties that define the initial state of the slide before transitioning in	delay:		   0,	  // additional delay (in ms) for first transition (hint: can be negative) easeIn:		  null,  // easing for "in" transition easeOut:	  null,  // easing for "out" transition easing:		  null,  // easing method for both in and out transitions end:		  null,  // callback invoked when the slideshow terminates (use with autostop or nowrap options): function(options) fastOnEvent:  0,	  // force fast transitions when triggered manually (via pager or prev/next); value == time in ms	fit:		   0,	  // force slides to fit container fx:			 'fade', // name of transition effect (or comma separated names, ex: 'fade,scrollUp,shuffle') fxFn:		  null,  // function used to control the transition: function(currSlideElement, nextSlideElement, options, afterCalback, forwardFlag) height:		 'auto', // container height (if the 'fit' option is true, the slides will be set to this height as well) manualTrump:  true,  // causes manual transition to stop an active transition instead of being ignored metaAttr:    'cycle',// data- attribute that holds the option data for the slideshow next:		  null,  // element, jQuery object, or jQuery selector string for the element to use as event trigger for next slide nowrap:		  0,	  // true to prevent slideshow from wrapping onPagerEvent: null,  // callback fn for pager events: function(zeroBasedSlideIndex, slideElement) onPrevNextEvent: null,// callback fn for prev/next events: function(isNext, zeroBasedSlideIndex, slideElement) pager:		  null,  // element, jQuery object, or jQuery selector string for the element to use as pager container pagerAnchorBuilder: null, // callback fn for building anchor links: function(index, DOMelement) pagerEvent:	 'click.cycle', // name of event which drives the pager navigation pause:		  0,	  // true to enable "pause on hover" pauseOnPagerHover: 0, // true to pause when hovering over pager link prev:		  null,  // element, jQuery object, or jQuery selector string for the element to use as event trigger for previous slide prevNextEvent:'click.cycle',// event which drives the manual transition to the previous or next slide random:		  0,	  // true for random, false for sequence (not applicable to shuffle fx) randomizeEffects: 1, // valid when multiple effects are used; true to make the effect sequence random requeueOnImageNotLoaded: true, // requeue the slideshow if any image slides are not yet loaded requeueTimeout: 250, // ms delay for requeue rev:		  0,	  // causes animations to transition in reverse (for effects that support it such as scrollHorz/scrollVert/shuffle) shuffle:	  null,  // coords for shuffle animation, ex: { top:15, left: 200 } skipInitializationCallbacks: false, // set to true to disable the first before/after callback that occurs prior to any transition slideExpr:	  null,  // expression for selecting slides (if something other than all children is required) slideResize:  1,     // force slide width/height to fixed size before every transition speed:		  1000,  // speed of the transition (any valid fx speed value) speedIn:	  null,  // speed of the 'in' transition speedOut:	  null,  // speed of the 'out' transition startingSlide: 0,	 // zero-based index of the first slide to be displayed sync:		  1,	  // true if in/out transitions should occur simultaneously timeout:	  4000,  // milliseconds between slide transitions (0 to disable auto advance) timeoutFn:    null,  // callback for determining per-slide timeout value:  function(currSlideElement, nextSlideElement, options, forwardFlag) updateActivePagerLink: null, // callback fn invoked to update the active pager link (adds/removes activePagerClass style) width:        null   // container width (if the 'fit' option is true, the slides will be set to this width as well) };

})(jQuery);