2 * jQuery Cycle Plugin (with Transition Definitions)
3 * Examples and documentation at: http://jquery.malsup.com/cycle/
4 * Copyright (c) 2007-2012 M. Alsup
5 * Version: 2.9999.81 (15-JAN-2013)
6 * Dual licensed under the MIT and GPL licenses.
7 * http://jquery.malsup.com/license.html
8 * Requires: jQuery v1.7.1 or later
10 ;(function($, undefined) {
13 var ver = '2.9999.81';
20 if (window.console && console.log)
21 console.log('[cycle] ' + Array.prototype.join.call(arguments,' '));
23 $.expr[':'].paused = function(el) {
28 // the options arg can be...
29 // a number - indicates an immediate transition should occur to the given slide index
30 // a string - 'pause', 'resume', 'toggle', 'next', 'prev', 'stop', 'destroy' or the name of a transition effect (ie, 'fade', 'zoom', etc)
31 // an object - properties to control the slideshow
33 // the arg2 arg can be...
34 // the name of an fx (only used in conjunction with a numeric value for 'options')
35 // the value true (only used in first arg == 'resume') and indicates
36 // that the resume should occur immediately (not wait for next timeout)
38 $.fn.cycle = function(options, arg2) {
39 var o = { s: this.selector, c: this.context };
41 // in 1.3+ we can fix mistakes with the ready state
42 if (this.length === 0 && options != 'stop') {
43 if (!$.isReady && o.s) {
44 log('DOM not ready, queuing slideshow');
46 $(o.s,o.c).cycle(options,arg2);
50 // is your DOM ready? http://docs.jquery.com/Tutorials:Introducing_$(document).ready()
51 log('terminating; zero elements found by selector' + ($.isReady ? '' : ' (DOM not ready)'));
55 // iterate the matched nodeset
56 return this.each(function() {
57 var opts = handleArguments(this, options, arg2);
61 opts.updateActivePagerLink = opts.updateActivePagerLink || $.fn.cycle.updateActivePagerLink;
63 // stop existing slideshow for this container (if there is one)
64 if (this.cycleTimeout)
65 clearTimeout(this.cycleTimeout);
66 this.cycleTimeout = this.cyclePause = 0;
67 this.cycleStop = 0; // issue #108
70 var $slides = opts.slideExpr ? $(opts.slideExpr, this) : $cont.children();
71 var els = $slides.get();
74 log('terminating; too few slides: ' + els.length);
78 var opts2 = buildOptions($cont, $slides, els, opts, o);
82 var startTime = opts2.continuous ? 10 : getTimeout(els[opts2.currSlide], els[opts2.nextSlide], opts2, !opts2.backwards);
84 // if it's an auto slideshow, kick it off
86 startTime += (opts2.delay || 0);
89 debug('first timeout: ' + startTime);
90 this.cycleTimeout = setTimeout(function(){go(els,opts2,0,!opts.backwards);}, startTime);
95 function triggerPause(cont, byHover, onPager) {
96 var opts = $(cont).data('cycle.opts');
99 var paused = !!cont.cyclePause;
100 if (paused && opts.paused)
101 opts.paused(cont, opts, byHover, onPager);
102 else if (!paused && opts.resumed)
103 opts.resumed(cont, opts, byHover, onPager);
106 // process the args that were passed to the plugin fn
107 function handleArguments(cont, options, arg2) {
108 if (cont.cycleStop === undefined)
110 if (options === undefined || options === null)
112 if (options.constructor == String) {
116 var opts = $(cont).data('cycle.opts');
119 cont.cycleStop++; // callbacks look for change
120 if (cont.cycleTimeout)
121 clearTimeout(cont.cycleTimeout);
122 cont.cycleTimeout = 0;
124 $(opts.elements).stop();
125 $(cont).removeData('cycle.opts');
126 if (options == 'destroy')
130 cont.cyclePause = (cont.cyclePause === 1) ? 0 : 1;
131 checkInstantResume(cont.cyclePause, arg2, cont);
140 checkInstantResume(false, arg2, cont);
145 opts = $(cont).data('cycle.opts');
147 log('options not found, "prev/next" ignored');
150 $.fn.cycle[options](opts);
153 options = { fx: options };
157 else if (options.constructor == Number) {
158 // go to the requested slide
160 options = $(cont).data('cycle.opts');
162 log('options not found, can not advance slide');
165 if (num < 0 || num >= options.elements.length) {
166 log('invalid slide index: ' + num);
169 options.nextSlide = num;
170 if (cont.cycleTimeout) {
171 clearTimeout(cont.cycleTimeout);
172 cont.cycleTimeout = 0;
174 if (typeof arg2 == 'string')
175 options.oneTimeFx = arg2;
176 go(options.elements, options, 1, num >= options.currSlide);
181 function checkInstantResume(isPaused, arg2, cont) {
182 if (!isPaused && arg2 === true) { // resume now!
183 var options = $(cont).data('cycle.opts');
185 log('options not found, can not resume');
188 if (cont.cycleTimeout) {
189 clearTimeout(cont.cycleTimeout);
190 cont.cycleTimeout = 0;
192 go(options.elements, options, 1, !options.backwards);
197 function removeFilter(el, opts) {
198 if (!$.support.opacity && opts.cleartype && el.style.filter) {
199 try { el.style.removeAttribute('filter'); }
200 catch(smother) {} // handle old opera versions
204 // unbind event handlers
205 function destroy(cont, opts) {
207 $(opts.next).unbind(opts.prevNextEvent);
209 $(opts.prev).unbind(opts.prevNextEvent);
211 if (opts.pager || opts.pagerAnchorBuilder)
212 $.each(opts.pagerAnchors || [], function() {
213 this.unbind().remove();
215 opts.pagerAnchors = null;
216 $(cont).unbind('mouseenter.cycle mouseleave.cycle');
217 if (opts.destroy) // callback
221 // one-time initialization
222 function buildOptions($cont, $slides, els, options, o) {
223 var startingSlideSpecified;
224 // support metadata plugin (v1.0 and v2.0)
225 var opts = $.extend({}, $.fn.cycle.defaults, options || {}, $.metadata ? $cont.metadata() : $.meta ? $cont.data() : {});
226 var meta = $.isFunction($cont.data) ? $cont.data(opts.metaAttr) : null;
228 opts = $.extend(opts, meta);
230 opts.countdown = opts.autostopCount || els.length;
233 $cont.data('cycle.opts', opts);
235 opts.stopCount = cont.cycleStop;
237 opts.before = opts.before ? [opts.before] : [];
238 opts.after = opts.after ? [opts.after] : [];
240 // push some after callbacks
241 if (!$.support.opacity && opts.cleartype)
242 opts.after.push(function() { removeFilter(this, opts); });
244 opts.after.push(function() { go(els,opts,0,!opts.backwards); });
246 saveOriginalOpts(opts);
248 // clearType corrections
249 if (!$.support.opacity && opts.cleartype && !opts.cleartypeNoBg)
250 clearTypeFix($slides);
252 // container requires non-static position so that slides can be position within
253 if ($cont.css('position') == 'static')
254 $cont.css('position', 'relative');
256 $cont.width(opts.width);
257 if (opts.height && opts.height != 'auto')
258 $cont.height(opts.height);
260 if (opts.startingSlide !== undefined) {
261 opts.startingSlide = parseInt(opts.startingSlide,10);
262 if (opts.startingSlide >= els.length || opts.startSlide < 0)
263 opts.startingSlide = 0; // catch bogus input
265 startingSlideSpecified = true;
267 else if (opts.backwards)
268 opts.startingSlide = els.length - 1;
270 opts.startingSlide = 0;
272 // if random, mix up the slide array
275 for (var i = 0; i < els.length; i++)
276 opts.randomMap.push(i);
277 opts.randomMap.sort(function(a,b) {return Math.random() - 0.5;});
278 if (startingSlideSpecified) {
279 // try to find the specified starting slide and if found set start slide index in the map accordingly
280 for ( var cnt = 0; cnt < els.length; cnt++ ) {
281 if ( opts.startingSlide == opts.randomMap[cnt] ) {
282 opts.randomIndex = cnt;
287 opts.randomIndex = 1;
288 opts.startingSlide = opts.randomMap[1];
291 else if (opts.startingSlide >= els.length)
292 opts.startingSlide = 0; // catch bogus input
293 opts.currSlide = opts.startingSlide || 0;
294 var first = opts.startingSlide;
296 // set position and zIndex on all the slides
297 $slides.css({position: 'absolute', top:0, left:0}).hide().each(function(i) {
300 z = first ? i <= first ? els.length + (i-first) : first-i : els.length-i;
302 z = first ? i >= first ? els.length - (i-first) : first-i : els.length-i;
303 $(this).css('z-index', z);
306 // make sure first slide is visible
307 $(els[first]).css('opacity',1).show(); // opacity bit needed to handle restart use case
308 removeFilter(els[first], opts);
314 $slides.width(opts.width);
315 if (opts.height && opts.height != 'auto')
316 $slides.height(opts.height);
318 $slides.each(function(){
319 var $slide = $(this);
320 var ratio = (opts.aspect === true) ? $slide.width()/$slide.height() : opts.aspect;
321 if( opts.width && $slide.width() != opts.width ) {
322 $slide.width( opts.width );
323 $slide.height( opts.width / ratio );
326 if( opts.height && $slide.height() < opts.height ) {
327 $slide.height( opts.height );
328 $slide.width( opts.height * ratio );
334 if (opts.center && ((!opts.fit) || opts.aspect)) {
335 $slides.each(function(){
336 var $slide = $(this);
338 "margin-left": opts.width ?
339 ((opts.width - $slide.width()) / 2) + "px" :
341 "margin-top": opts.height ?
342 ((opts.height - $slide.height()) / 2) + "px" :
348 if (opts.center && !opts.fit && !opts.slideResize) {
349 $slides.each(function(){
350 var $slide = $(this);
352 "margin-left": opts.width ? ((opts.width - $slide.width()) / 2) + "px" : 0,
353 "margin-top": opts.height ? ((opts.height - $slide.height()) / 2) + "px" : 0
359 var reshape = (opts.containerResize || opts.containerResizeHeight) && !$cont.innerHeight();
360 if (reshape) { // do this only if container has no size http://tinyurl.com/da2oa9
361 var maxw = 0, maxh = 0;
362 for(var j=0; j < els.length; j++) {
363 var $e = $(els[j]), e = $e[0], w = $e.outerWidth(), h = $e.outerHeight();
364 if (!w) w = e.offsetWidth || e.width || $e.attr('width');
365 if (!h) h = e.offsetHeight || e.height || $e.attr('height');
366 maxw = w > maxw ? w : maxw;
367 maxh = h > maxh ? h : maxh;
369 if (opts.containerResize && maxw > 0 && maxh > 0)
370 $cont.css({width:maxw+'px',height:maxh+'px'});
371 if (opts.containerResizeHeight && maxh > 0)
372 $cont.css({height:maxh+'px'});
375 var pauseFlag = false; // https://github.com/malsup/cycle/issues/44
377 $cont.bind('mouseenter.cycle', function(){
380 triggerPause(cont, true);
381 }).bind('mouseleave.cycle', function(){
384 triggerPause(cont, true);
387 if (supportMultiTransitions(opts) === false)
390 // apparently a lot of people use image slideshows without height/width attributes on the images.
391 // Cycle 2.50+ requires the sizing info for every slide; this block tries to deal with that.
393 options.requeueAttempts = options.requeueAttempts || 0;
394 $slides.each(function() {
395 // try to get height/width of each slide
397 this.cycleH = (opts.fit && opts.height) ? opts.height : ($el.height() || this.offsetHeight || this.height || $el.attr('height') || 0);
398 this.cycleW = (opts.fit && opts.width) ? opts.width : ($el.width() || this.offsetWidth || this.width || $el.attr('width') || 0);
400 if ( $el.is('img') ) {
401 var loading = (this.cycleH === 0 && this.cycleW === 0 && !this.complete);
402 // don't requeue for images that are still loading but have a valid size
404 if (o.s && opts.requeueOnImageNotLoaded && ++options.requeueAttempts < 100) { // track retry count so we don't loop forever
405 log(options.requeueAttempts,' - img slide not loaded, requeuing slideshow: ', this.src, this.cycleW, this.cycleH);
406 setTimeout(function() {$(o.s,o.c).cycle(options);}, opts.requeueTimeout);
408 return false; // break each loop
411 log('could not determine size of image: '+this.src, this.cycleW, this.cycleH);
421 opts.cssBefore = opts.cssBefore || {};
422 opts.cssAfter = opts.cssAfter || {};
423 opts.cssFirst = opts.cssFirst || {};
424 opts.animIn = opts.animIn || {};
425 opts.animOut = opts.animOut || {};
427 $slides.not(':eq('+first+')').css(opts.cssBefore);
428 $($slides[first]).css(opts.cssFirst);
431 opts.timeout = parseInt(opts.timeout,10);
432 // ensure that timeout and speed settings are sane
433 if (opts.speed.constructor == String)
434 opts.speed = $.fx.speeds[opts.speed] || parseInt(opts.speed,10);
436 opts.speed = opts.speed / 2;
438 var buffer = opts.fx == 'none' ? 0 : opts.fx == 'shuffle' ? 500 : 250;
439 while((opts.timeout - opts.speed) < buffer) // sanitize timeout
440 opts.timeout += opts.speed;
443 opts.easeIn = opts.easeOut = opts.easing;
445 opts.speedIn = opts.speed;
447 opts.speedOut = opts.speed;
449 opts.slideCount = els.length;
450 opts.currSlide = opts.lastSlide = first;
452 if (++opts.randomIndex == els.length)
453 opts.randomIndex = 0;
454 opts.nextSlide = opts.randomMap[opts.randomIndex];
456 else if (opts.backwards)
457 opts.nextSlide = opts.startingSlide === 0 ? (els.length-1) : opts.startingSlide-1;
459 opts.nextSlide = opts.startingSlide >= (els.length-1) ? 0 : opts.startingSlide+1;
461 // run transition init fn
463 var init = $.fn.cycle.transitions[opts.fx];
464 if ($.isFunction(init))
465 init($cont, $slides, opts);
466 else if (opts.fx != 'custom' && !opts.multiFx) {
467 log('unknown transition: ' + opts.fx,'; slideshow terminating');
472 // fire artificial events
473 var e0 = $slides[first];
474 if (!opts.skipInitializationCallbacks) {
475 if (opts.before.length)
476 opts.before[0].apply(e0, [e0, e0, opts, true]);
477 if (opts.after.length)
478 opts.after[0].apply(e0, [e0, e0, opts, true]);
481 $(opts.next).bind(opts.prevNextEvent,function(){return advance(opts,1);});
483 $(opts.prev).bind(opts.prevNextEvent,function(){return advance(opts,0);});
484 if (opts.pager || opts.pagerAnchorBuilder)
485 buildPager(els,opts);
487 exposeAddSlide(opts, els);
492 // save off original opts so we can restore after clearing state
493 function saveOriginalOpts(opts) {
494 opts.original = { before: [], after: [] };
495 opts.original.cssBefore = $.extend({}, opts.cssBefore);
496 opts.original.cssAfter = $.extend({}, opts.cssAfter);
497 opts.original.animIn = $.extend({}, opts.animIn);
498 opts.original.animOut = $.extend({}, opts.animOut);
499 $.each(opts.before, function() { opts.original.before.push(this); });
500 $.each(opts.after, function() { opts.original.after.push(this); });
503 function supportMultiTransitions(opts) {
504 var i, tx, txs = $.fn.cycle.transitions;
505 // look for multiple effects
506 if (opts.fx.indexOf(',') > 0) {
508 opts.fxs = opts.fx.replace(/\s*/g,'').split(',');
509 // discard any bogus effect names
510 for (i=0; i < opts.fxs.length; i++) {
511 var fx = opts.fxs[i];
513 if (!tx || !txs.hasOwnProperty(fx) || !$.isFunction(tx)) {
514 log('discarding unknown transition: ',fx);
515 opts.fxs.splice(i,1);
519 // if we have an empty list then we threw everything away!
520 if (!opts.fxs.length) {
521 log('No valid transitions named; slideshow terminating.');
525 else if (opts.fx == 'all') { // auto-gen the list of transitions
529 if (txs.hasOwnProperty(p)) {
531 if (txs.hasOwnProperty(p) && $.isFunction(tx))
536 if (opts.multiFx && opts.randomizeEffects) {
537 // munge the fxs array to make effect selection random
538 var r1 = Math.floor(Math.random() * 20) + 30;
539 for (i = 0; i < r1; i++) {
540 var r2 = Math.floor(Math.random() * opts.fxs.length);
541 opts.fxs.push(opts.fxs.splice(r2,1)[0]);
543 debug('randomized fx sequence: ',opts.fxs);
548 // provide a mechanism for adding slides after the slideshow has started
549 function exposeAddSlide(opts, els) {
550 opts.addSlide = function(newSlide, prepend) {
551 var $s = $(newSlide), s = $s[0];
552 if (!opts.autostopCount)
554 els[prepend?'unshift':'push'](s);
556 opts.els[prepend?'unshift':'push'](s); // shuffle needs this
557 opts.slideCount = els.length;
559 // add the slide to the random map and resort
561 opts.randomMap.push(opts.slideCount-1);
562 opts.randomMap.sort(function(a,b) {return Math.random() - 0.5;});
565 $s.css('position','absolute');
566 $s[prepend?'prependTo':'appendTo'](opts.$cont);
573 if (!$.support.opacity && opts.cleartype && !opts.cleartypeNoBg)
576 if (opts.fit && opts.width)
577 $s.width(opts.width);
578 if (opts.fit && opts.height && opts.height != 'auto')
579 $s.height(opts.height);
580 s.cycleH = (opts.fit && opts.height) ? opts.height : $s.height();
581 s.cycleW = (opts.fit && opts.width) ? opts.width : $s.width();
583 $s.css(opts.cssBefore);
585 if (opts.pager || opts.pagerAnchorBuilder)
586 $.fn.cycle.createPagerAnchor(els.length-1, s, $(opts.pager), els, opts);
588 if ($.isFunction(opts.onAddSlide))
591 $s.hide(); // default behavior
595 // reset internal state; we do this on every pass in order to support multiple effects
596 $.fn.cycle.resetState = function(opts, fx) {
598 opts.before = []; opts.after = [];
599 opts.cssBefore = $.extend({}, opts.original.cssBefore);
600 opts.cssAfter = $.extend({}, opts.original.cssAfter);
601 opts.animIn = $.extend({}, opts.original.animIn);
602 opts.animOut = $.extend({}, opts.original.animOut);
604 $.each(opts.original.before, function() { opts.before.push(this); });
605 $.each(opts.original.after, function() { opts.after.push(this); });
608 var init = $.fn.cycle.transitions[fx];
609 if ($.isFunction(init))
610 init(opts.$cont, $(opts.elements), opts);
613 // this is the main engine fn, it handles the timeouts, callbacks and slide index mgmt
614 function go(els, opts, manual, fwd) {
615 var p = opts.$cont[0], curr = els[opts.currSlide], next = els[opts.nextSlide];
617 // opts.busy is true if we're in the middle of an animation
618 if (manual && opts.busy && opts.manualTrump) {
619 // let manual transitions requests trump active ones
620 debug('manualTrump in go(), stopping active transition');
621 $(els).stop(true,true);
623 clearTimeout(p.cycleTimeout);
626 // don't begin another timeout-based transition if there is one active
628 debug('transition active, ignoring new tx request');
633 // stop cycling if we have an outstanding stop request
634 if (p.cycleStop != opts.stopCount || p.cycleTimeout === 0 && !manual)
637 // check to see if we should stop cycling based on autostop options
638 if (!manual && !p.cyclePause && !opts.bounce &&
639 ((opts.autostop && (--opts.countdown <= 0)) ||
640 (opts.nowrap && !opts.random && opts.nextSlide < opts.currSlide))) {
646 // if slideshow is paused, only transition on a manual trigger
648 if ((manual || !p.cyclePause) && (opts.nextSlide != opts.currSlide)) {
651 // keep trying to get the slide size if we don't have it yet
652 curr.cycleH = curr.cycleH || $(curr).height();
653 curr.cycleW = curr.cycleW || $(curr).width();
654 next.cycleH = next.cycleH || $(next).height();
655 next.cycleW = next.cycleW || $(next).width();
657 // support multiple transition types
659 if (fwd && (opts.lastFx === undefined || ++opts.lastFx >= opts.fxs.length))
661 else if (!fwd && (opts.lastFx === undefined || --opts.lastFx < 0))
662 opts.lastFx = opts.fxs.length - 1;
663 fx = opts.fxs[opts.lastFx];
666 // one-time fx overrides apply to: $('div').cycle(3,'zoom');
667 if (opts.oneTimeFx) {
669 opts.oneTimeFx = null;
672 $.fn.cycle.resetState(opts, fx);
674 // run the before callbacks
675 if (opts.before.length)
676 $.each(opts.before, function(i,o) {
677 if (p.cycleStop != opts.stopCount) return;
678 o.apply(next, [curr, next, opts, fwd]);
681 // stage the after callacks
682 var after = function() {
684 $.each(opts.after, function(i,o) {
685 if (p.cycleStop != opts.stopCount) return;
686 o.apply(next, [curr, next, opts, fwd]);
689 // queue next transition
694 debug('tx firing('+fx+'); currSlide: ' + opts.currSlide + '; nextSlide: ' + opts.nextSlide);
696 // get ready to perform the transition
698 if (opts.fxFn) // fx function provided?
699 opts.fxFn(curr, next, opts, after, fwd, manual && opts.fastOnEvent);
700 else if ($.isFunction($.fn.cycle[opts.fx])) // fx plugin ?
701 $.fn.cycle[opts.fx](curr, next, opts, after, fwd, manual && opts.fastOnEvent);
703 $.fn.cycle.custom(curr, next, opts, after, fwd, manual && opts.fastOnEvent);
709 if (changed || opts.nextSlide == opts.currSlide) {
710 // calculate the next slide
712 opts.lastSlide = opts.currSlide;
714 opts.currSlide = opts.nextSlide;
715 if (++opts.randomIndex == els.length) {
716 opts.randomIndex = 0;
717 opts.randomMap.sort(function(a,b) {return Math.random() - 0.5;});
719 opts.nextSlide = opts.randomMap[opts.randomIndex];
720 if (opts.nextSlide == opts.currSlide)
721 opts.nextSlide = (opts.currSlide == opts.slideCount - 1) ? 0 : opts.currSlide + 1;
723 else if (opts.backwards) {
724 roll = (opts.nextSlide - 1) < 0;
725 if (roll && opts.bounce) {
726 opts.backwards = !opts.backwards;
731 opts.nextSlide = roll ? (els.length-1) : opts.nextSlide-1;
732 opts.currSlide = roll ? 0 : opts.nextSlide+1;
736 roll = (opts.nextSlide + 1) == els.length;
737 if (roll && opts.bounce) {
738 opts.backwards = !opts.backwards;
739 opts.nextSlide = els.length-2;
740 opts.currSlide = els.length-1;
743 opts.nextSlide = roll ? 0 : opts.nextSlide+1;
744 opts.currSlide = roll ? els.length-1 : opts.nextSlide-1;
748 if (changed && opts.pager)
749 opts.updateActivePagerLink(opts.pager, opts.currSlide, opts.activePagerClass);
751 function queueNext() {
752 // stage the next transition
753 var ms = 0, timeout = opts.timeout;
754 if (opts.timeout && !opts.continuous) {
755 ms = getTimeout(els[opts.currSlide], els[opts.nextSlide], opts, fwd);
756 if (opts.fx == 'shuffle')
759 else if (opts.continuous && p.cyclePause) // continuous shows work off an after callback, not this timer logic
762 p.cycleTimeout = setTimeout(function(){ go(els, opts, 0, !opts.backwards); }, ms);
766 // invoked after transition
767 $.fn.cycle.updateActivePagerLink = function(pager, currSlide, clsName) {
768 $(pager).each(function() {
769 $(this).children().removeClass(clsName).eq(currSlide).addClass(clsName);
773 // calculate timeout value for current transition
774 function getTimeout(curr, next, opts, fwd) {
775 if (opts.timeoutFn) {
776 // call user provided calc fn
777 var t = opts.timeoutFn.call(curr,curr,next,opts,fwd);
778 while (opts.fx != 'none' && (t - opts.speed) < 250) // sanitize timeout
780 debug('calculated timeout: ' + t + '; speed: ' + opts.speed);
787 // expose next/prev function, caller must pass in state
788 $.fn.cycle.next = function(opts) { advance(opts,1); };
789 $.fn.cycle.prev = function(opts) { advance(opts,0);};
791 // advance slide forward or back
792 function advance(opts, moveForward) {
793 var val = moveForward ? 1 : -1;
794 var els = opts.elements;
795 var p = opts.$cont[0], timeout = p.cycleTimeout;
797 clearTimeout(timeout);
800 if (opts.random && val < 0) {
801 // move back to the previously display slide
803 if (--opts.randomIndex == -2)
804 opts.randomIndex = els.length-2;
805 else if (opts.randomIndex == -1)
806 opts.randomIndex = els.length-1;
807 opts.nextSlide = opts.randomMap[opts.randomIndex];
809 else if (opts.random) {
810 opts.nextSlide = opts.randomMap[opts.randomIndex];
813 opts.nextSlide = opts.currSlide + val;
814 if (opts.nextSlide < 0) {
815 if (opts.nowrap) return false;
816 opts.nextSlide = els.length - 1;
818 else if (opts.nextSlide >= els.length) {
819 if (opts.nowrap) return false;
824 var cb = opts.onPrevNextEvent || opts.prevNextClick; // prevNextClick is deprecated
825 if ($.isFunction(cb))
826 cb(val > 0, opts.nextSlide, els[opts.nextSlide]);
827 go(els, opts, 1, moveForward);
831 function buildPager(els, opts) {
832 var $p = $(opts.pager);
833 $.each(els, function(i,o) {
834 $.fn.cycle.createPagerAnchor(i,o,$p,els,opts);
836 opts.updateActivePagerLink(opts.pager, opts.startingSlide, opts.activePagerClass);
839 $.fn.cycle.createPagerAnchor = function(i, el, $p, els, opts) {
841 if ($.isFunction(opts.pagerAnchorBuilder)) {
842 a = opts.pagerAnchorBuilder(i,el);
843 debug('pagerAnchorBuilder('+i+', el) returned: ' + a);
846 a = '<a href="#">'+(i+1)+'</a>';
851 // don't reparent if anchor is in the dom
852 if ($a.parents('body').length === 0) {
856 var $clone = $a.clone(true);
857 $(this).append($clone);
867 opts.pagerAnchors = opts.pagerAnchors || [];
868 opts.pagerAnchors.push($a);
870 var pagerFn = function(e) {
873 var p = opts.$cont[0], timeout = p.cycleTimeout;
875 clearTimeout(timeout);
878 var cb = opts.onPagerEvent || opts.pagerClick; // pagerClick is deprecated
879 if ($.isFunction(cb))
880 cb(opts.nextSlide, els[opts.nextSlide]);
881 go(els,opts,1,opts.currSlide < i); // trigger the trans
882 // return false; // <== allow bubble
885 if ( /mouseenter|mouseover/i.test(opts.pagerEvent) ) {
886 $a.hover(pagerFn, function(){/* no-op */} );
889 $a.bind(opts.pagerEvent, pagerFn);
892 if ( ! /^click/.test(opts.pagerEvent) && !opts.allowPagerClickBubble)
893 $a.bind('click.cycle', function(){return false;}); // suppress click
895 var cont = opts.$cont[0];
896 var pauseFlag = false; // https://github.com/malsup/cycle/issues/44
897 if (opts.pauseOnPagerHover) {
902 triggerPause(cont,true,true);
906 triggerPause(cont,true,true);
912 // helper fn to calculate the number of slides between the current and the next
913 $.fn.cycle.hopsFromLast = function(opts, fwd) {
914 var hops, l = opts.lastSlide, c = opts.currSlide;
916 hops = c > l ? c - l : opts.slideCount - l;
918 hops = c < l ? l - c : l + opts.slideCount - c;
922 // fix clearType problems in ie6 by setting an explicit bg color
923 // (otherwise text slides look horrible during a fade transition)
924 function clearTypeFix($slides) {
925 debug('applying clearType background-color hack');
927 s = parseInt(s,10).toString(16);
928 return s.length < 2 ? '0'+s : s;
931 for ( ; e && e.nodeName.toLowerCase() != 'html'; e = e.parentNode) {
932 var v = $.css(e,'background-color');
933 if (v && v.indexOf('rgb') >= 0 ) {
934 var rgb = v.match(/\d+/g);
935 return '#'+ hex(rgb[0]) + hex(rgb[1]) + hex(rgb[2]);
937 if (v && v != 'transparent')
942 $slides.each(function() { $(this).css('background-color', getBg(this)); });
945 // reset common props before the next transition
946 $.fn.cycle.commonReset = function(curr,next,opts,w,h,rev) {
947 $(opts.elements).not(curr).hide();
948 if (typeof opts.cssBefore.opacity == 'undefined')
949 opts.cssBefore.opacity = 1;
950 opts.cssBefore.display = 'block';
951 if (opts.slideResize && w !== false && next.cycleW > 0)
952 opts.cssBefore.width = next.cycleW;
953 if (opts.slideResize && h !== false && next.cycleH > 0)
954 opts.cssBefore.height = next.cycleH;
955 opts.cssAfter = opts.cssAfter || {};
956 opts.cssAfter.display = 'none';
957 $(curr).css('zIndex',opts.slideCount + (rev === true ? 1 : 0));
958 $(next).css('zIndex',opts.slideCount + (rev === true ? 0 : 1));
961 // the actual fn for effecting a transition
962 $.fn.cycle.custom = function(curr, next, opts, cb, fwd, speedOverride) {
963 var $l = $(curr), $n = $(next);
964 var speedIn = opts.speedIn, speedOut = opts.speedOut, easeIn = opts.easeIn, easeOut = opts.easeOut;
965 $n.css(opts.cssBefore);
967 if (typeof speedOverride == 'number')
968 speedIn = speedOut = speedOverride;
970 speedIn = speedOut = 1;
971 easeIn = easeOut = null;
973 var fn = function() {
974 $n.animate(opts.animIn, speedIn, easeIn, function() {
978 $l.animate(opts.animOut, speedOut, easeOut, function() {
979 $l.css(opts.cssAfter);
986 // transition definitions - only fade is defined here, transition pack defines the rest
987 $.fn.cycle.transitions = {
988 fade: function($cont, $slides, opts) {
989 $slides.not(':eq('+opts.currSlide+')').css('opacity',0);
990 opts.before.push(function(curr,next,opts) {
991 $.fn.cycle.commonReset(curr,next,opts);
992 opts.cssBefore.opacity = 0;
994 opts.animIn = { opacity: 1 };
995 opts.animOut = { opacity: 0 };
996 opts.cssBefore = { top: 0, left: 0 };
1000 $.fn.cycle.ver = function() { return ver; };
1002 // override these globally if you like (they are all optional)
1003 $.fn.cycle.defaults = {
1004 activePagerClass: 'activeSlide', // class name used for the active pager link
1005 after: null, // transition callback (scope set to element that was shown): function(currSlideElement, nextSlideElement, options, forwardFlag)
1006 allowPagerClickBubble: false, // allows or prevents click event on pager anchors from bubbling
1007 animIn: null, // properties that define how the slide animates in
1008 animOut: null, // properties that define how the slide animates out
1009 aspect: false, // preserve aspect ratio during fit resizing, cropping if necessary (must be used with fit option)
1010 autostop: 0, // true to end slideshow after X transitions (where X == slide count)
1011 autostopCount: 0, // number of transitions (optionally used with autostop to define X)
1012 backwards: false, // true to start slideshow at last slide and move backwards through the stack
1013 before: null, // transition callback (scope set to element to be shown): function(currSlideElement, nextSlideElement, options, forwardFlag)
1014 center: null, // set to true to have cycle add top/left margin to each slide (use with width and height options)
1015 cleartype: !$.support.opacity, // true if clearType corrections should be applied (for IE)
1016 cleartypeNoBg: false, // set to true to disable extra cleartype fixing (leave false to force background color setting on slides)
1017 containerResize: 1, // resize container to fit largest slide
1018 containerResizeHeight: 0, // resize containers height to fit the largest slide but leave the width dynamic
1019 continuous: 0, // true to start next transition immediately after current one completes
1020 cssAfter: null, // properties that defined the state of the slide after transitioning out
1021 cssBefore: null, // properties that define the initial state of the slide before transitioning in
1022 delay: 0, // additional delay (in ms) for first transition (hint: can be negative)
1023 easeIn: null, // easing for "in" transition
1024 easeOut: null, // easing for "out" transition
1025 easing: null, // easing method for both in and out transitions
1026 end: null, // callback invoked when the slideshow terminates (use with autostop or nowrap options): function(options)
1027 fastOnEvent: 0, // force fast transitions when triggered manually (via pager or prev/next); value == time in ms
1028 fit: 0, // force slides to fit container
1029 fx: 'fade', // name of transition effect (or comma separated names, ex: 'fade,scrollUp,shuffle')
1030 fxFn: null, // function used to control the transition: function(currSlideElement, nextSlideElement, options, afterCalback, forwardFlag)
1031 height: 'auto', // container height (if the 'fit' option is true, the slides will be set to this height as well)
1032 manualTrump: true, // causes manual transition to stop an active transition instead of being ignored
1033 metaAttr: 'cycle', // data- attribute that holds the option data for the slideshow
1034 next: null, // element, jQuery object, or jQuery selector string for the element to use as event trigger for next slide
1035 nowrap: 0, // true to prevent slideshow from wrapping
1036 onPagerEvent: null, // callback fn for pager events: function(zeroBasedSlideIndex, slideElement)
1037 onPrevNextEvent: null, // callback fn for prev/next events: function(isNext, zeroBasedSlideIndex, slideElement)
1038 pager: null, // element, jQuery object, or jQuery selector string for the element to use as pager container
1039 pagerAnchorBuilder: null, // callback fn for building anchor links: function(index, DOMelement)
1040 pagerEvent: 'click.cycle', // name of event which drives the pager navigation
1041 pause: 0, // true to enable "pause on hover"
1042 pauseOnPagerHover: 0, // true to pause when hovering over pager link
1043 prev: null, // element, jQuery object, or jQuery selector string for the element to use as event trigger for previous slide
1044 prevNextEvent: 'click.cycle',// event which drives the manual transition to the previous or next slide
1045 random: 0, // true for random, false for sequence (not applicable to shuffle fx)
1046 randomizeEffects: 1, // valid when multiple effects are used; true to make the effect sequence random
1047 requeueOnImageNotLoaded: true, // requeue the slideshow if any image slides are not yet loaded
1048 requeueTimeout: 250, // ms delay for requeue
1049 rev: 0, // causes animations to transition in reverse (for effects that support it such as scrollHorz/scrollVert/shuffle)
1050 shuffle: null, // coords for shuffle animation, ex: { top:15, left: 200 }
1051 skipInitializationCallbacks: false, // set to true to disable the first before/after callback that occurs prior to any transition
1052 slideExpr: null, // expression for selecting slides (if something other than all children is required)
1053 slideResize: 1, // force slide width/height to fixed size before every transition
1054 speed: 1000, // speed of the transition (any valid fx speed value)
1055 speedIn: null, // speed of the 'in' transition
1056 speedOut: null, // speed of the 'out' transition
1057 startingSlide: undefined,// zero-based index of the first slide to be displayed
1058 sync: 1, // true if in/out transitions should occur simultaneously
1059 timeout: 4000, // milliseconds between slide transitions (0 to disable auto advance)
1060 timeoutFn: null, // callback for determining per-slide timeout value: function(currSlideElement, nextSlideElement, options, forwardFlag)
1061 updateActivePagerLink: null,// callback fn invoked to update the active pager link (adds/removes activePagerClass style)
1062 width: null // container width (if the 'fit' option is true, the slides will be set to this width as well)
1069 * jQuery Cycle Plugin Transition Definitions
1070 * This script is a plugin for the jQuery Cycle Plugin
1071 * Examples and documentation at: http://malsup.com/jquery/cycle/
1072 * Copyright (c) 2007-2010 M. Alsup
1074 * Dual licensed under the MIT and GPL licenses:
1075 * http://www.opensource.org/licenses/mit-license.php
1076 * http://www.gnu.org/licenses/gpl.html
1082 // These functions define slide initialization and properties for the named
1083 // transitions. To save file size feel free to remove any of these that you
1086 $.fn.cycle.transitions.none = function($cont, $slides, opts) {
1087 opts.fxFn = function(curr,next,opts,after){
1094 // not a cross-fade, fadeout only fades out the top slide
1095 $.fn.cycle.transitions.fadeout = function($cont, $slides, opts) {
1096 $slides.not(':eq('+opts.currSlide+')').css({ display: 'block', 'opacity': 1 });
1097 opts.before.push(function(curr,next,opts,w,h,rev) {
1098 $(curr).css('zIndex',opts.slideCount + (rev !== true ? 1 : 0));
1099 $(next).css('zIndex',opts.slideCount + (rev !== true ? 0 : 1));
1101 opts.animIn.opacity = 1;
1102 opts.animOut.opacity = 0;
1103 opts.cssBefore.opacity = 1;
1104 opts.cssBefore.display = 'block';
1105 opts.cssAfter.zIndex = 0;
1108 // scrollUp/Down/Left/Right
1109 $.fn.cycle.transitions.scrollUp = function($cont, $slides, opts) {
1110 $cont.css('overflow','hidden');
1111 opts.before.push($.fn.cycle.commonReset);
1112 var h = $cont.height();
1113 opts.cssBefore.top = h;
1114 opts.cssBefore.left = 0;
1115 opts.cssFirst.top = 0;
1116 opts.animIn.top = 0;
1117 opts.animOut.top = -h;
1119 $.fn.cycle.transitions.scrollDown = function($cont, $slides, opts) {
1120 $cont.css('overflow','hidden');
1121 opts.before.push($.fn.cycle.commonReset);
1122 var h = $cont.height();
1123 opts.cssFirst.top = 0;
1124 opts.cssBefore.top = -h;
1125 opts.cssBefore.left = 0;
1126 opts.animIn.top = 0;
1127 opts.animOut.top = h;
1129 $.fn.cycle.transitions.scrollLeft = function($cont, $slides, opts) {
1130 $cont.css('overflow','hidden');
1131 opts.before.push($.fn.cycle.commonReset);
1132 var w = $cont.width();
1133 opts.cssFirst.left = 0;
1134 opts.cssBefore.left = w;
1135 opts.cssBefore.top = 0;
1136 opts.animIn.left = 0;
1137 opts.animOut.left = 0-w;
1139 $.fn.cycle.transitions.scrollRight = function($cont, $slides, opts) {
1140 $cont.css('overflow','hidden');
1141 opts.before.push($.fn.cycle.commonReset);
1142 var w = $cont.width();
1143 opts.cssFirst.left = 0;
1144 opts.cssBefore.left = -w;
1145 opts.cssBefore.top = 0;
1146 opts.animIn.left = 0;
1147 opts.animOut.left = w;
1149 $.fn.cycle.transitions.scrollHorz = function($cont, $slides, opts) {
1150 $cont.css('overflow','hidden').width();
1151 opts.before.push(function(curr, next, opts, fwd) {
1154 $.fn.cycle.commonReset(curr,next,opts);
1155 opts.cssBefore.left = fwd ? (next.cycleW-1) : (1-next.cycleW);
1156 opts.animOut.left = fwd ? -curr.cycleW : curr.cycleW;
1158 opts.cssFirst.left = 0;
1159 opts.cssBefore.top = 0;
1160 opts.animIn.left = 0;
1161 opts.animOut.top = 0;
1163 $.fn.cycle.transitions.scrollVert = function($cont, $slides, opts) {
1164 $cont.css('overflow','hidden');
1165 opts.before.push(function(curr, next, opts, fwd) {
1168 $.fn.cycle.commonReset(curr,next,opts);
1169 opts.cssBefore.top = fwd ? (1-next.cycleH) : (next.cycleH-1);
1170 opts.animOut.top = fwd ? curr.cycleH : -curr.cycleH;
1172 opts.cssFirst.top = 0;
1173 opts.cssBefore.left = 0;
1174 opts.animIn.top = 0;
1175 opts.animOut.left = 0;
1179 $.fn.cycle.transitions.slideX = function($cont, $slides, opts) {
1180 opts.before.push(function(curr, next, opts) {
1181 $(opts.elements).not(curr).hide();
1182 $.fn.cycle.commonReset(curr,next,opts,false,true);
1183 opts.animIn.width = next.cycleW;
1185 opts.cssBefore.left = 0;
1186 opts.cssBefore.top = 0;
1187 opts.cssBefore.width = 0;
1188 opts.animIn.width = 'show';
1189 opts.animOut.width = 0;
1191 $.fn.cycle.transitions.slideY = function($cont, $slides, opts) {
1192 opts.before.push(function(curr, next, opts) {
1193 $(opts.elements).not(curr).hide();
1194 $.fn.cycle.commonReset(curr,next,opts,true,false);
1195 opts.animIn.height = next.cycleH;
1197 opts.cssBefore.left = 0;
1198 opts.cssBefore.top = 0;
1199 opts.cssBefore.height = 0;
1200 opts.animIn.height = 'show';
1201 opts.animOut.height = 0;
1205 $.fn.cycle.transitions.shuffle = function($cont, $slides, opts) {
1206 var i, w = $cont.css('overflow', 'visible').width();
1207 $slides.css({left: 0, top: 0});
1208 opts.before.push(function(curr,next,opts) {
1209 $.fn.cycle.commonReset(curr,next,opts,true,true,true);
1211 // only adjust speed once!
1212 if (!opts.speedAdjusted) {
1213 opts.speed = opts.speed / 2; // shuffle has 2 transitions
1214 opts.speedAdjusted = true;
1217 opts.shuffle = opts.shuffle || {left:-w, top:15};
1219 for (i=0; i < $slides.length; i++)
1220 opts.els.push($slides[i]);
1222 for (i=0; i < opts.currSlide; i++)
1223 opts.els.push(opts.els.shift());
1225 // custom transition fn (hat tip to Benjamin Sterling for this bit of sweetness!)
1226 opts.fxFn = function(curr, next, opts, cb, fwd) {
1229 var $el = fwd ? $(curr) : $(next);
1230 $(next).css(opts.cssBefore);
1231 var count = opts.slideCount;
1232 $el.animate(opts.shuffle, opts.speedIn, opts.easeIn, function() {
1233 var hops = $.fn.cycle.hopsFromLast(opts, fwd);
1234 for (var k=0; k < hops; k++) {
1236 opts.els.push(opts.els.shift());
1238 opts.els.unshift(opts.els.pop());
1241 for (var i=0, len=opts.els.length; i < len; i++)
1242 $(opts.els[i]).css('z-index', len-i+count);
1245 var z = $(curr).css('z-index');
1246 $el.css('z-index', parseInt(z,10)+1+count);
1248 $el.animate({left:0, top:0}, opts.speedOut, opts.easeOut, function() {
1249 $(fwd ? this : curr).hide();
1254 $.extend(opts.cssBefore, { display: 'block', opacity: 1, top: 0, left: 0 });
1257 // turnUp/Down/Left/Right
1258 $.fn.cycle.transitions.turnUp = function($cont, $slides, opts) {
1259 opts.before.push(function(curr, next, opts) {
1260 $.fn.cycle.commonReset(curr,next,opts,true,false);
1261 opts.cssBefore.top = next.cycleH;
1262 opts.animIn.height = next.cycleH;
1263 opts.animOut.width = next.cycleW;
1265 opts.cssFirst.top = 0;
1266 opts.cssBefore.left = 0;
1267 opts.cssBefore.height = 0;
1268 opts.animIn.top = 0;
1269 opts.animOut.height = 0;
1271 $.fn.cycle.transitions.turnDown = function($cont, $slides, opts) {
1272 opts.before.push(function(curr, next, opts) {
1273 $.fn.cycle.commonReset(curr,next,opts,true,false);
1274 opts.animIn.height = next.cycleH;
1275 opts.animOut.top = curr.cycleH;
1277 opts.cssFirst.top = 0;
1278 opts.cssBefore.left = 0;
1279 opts.cssBefore.top = 0;
1280 opts.cssBefore.height = 0;
1281 opts.animOut.height = 0;
1283 $.fn.cycle.transitions.turnLeft = function($cont, $slides, opts) {
1284 opts.before.push(function(curr, next, opts) {
1285 $.fn.cycle.commonReset(curr,next,opts,false,true);
1286 opts.cssBefore.left = next.cycleW;
1287 opts.animIn.width = next.cycleW;
1289 opts.cssBefore.top = 0;
1290 opts.cssBefore.width = 0;
1291 opts.animIn.left = 0;
1292 opts.animOut.width = 0;
1294 $.fn.cycle.transitions.turnRight = function($cont, $slides, opts) {
1295 opts.before.push(function(curr, next, opts) {
1296 $.fn.cycle.commonReset(curr,next,opts,false,true);
1297 opts.animIn.width = next.cycleW;
1298 opts.animOut.left = curr.cycleW;
1300 $.extend(opts.cssBefore, { top: 0, left: 0, width: 0 });
1301 opts.animIn.left = 0;
1302 opts.animOut.width = 0;
1306 $.fn.cycle.transitions.zoom = function($cont, $slides, opts) {
1307 opts.before.push(function(curr, next, opts) {
1308 $.fn.cycle.commonReset(curr,next,opts,false,false,true);
1309 opts.cssBefore.top = next.cycleH/2;
1310 opts.cssBefore.left = next.cycleW/2;
1311 $.extend(opts.animIn, { top: 0, left: 0, width: next.cycleW, height: next.cycleH });
1312 $.extend(opts.animOut, { width: 0, height: 0, top: curr.cycleH/2, left: curr.cycleW/2 });
1314 opts.cssFirst.top = 0;
1315 opts.cssFirst.left = 0;
1316 opts.cssBefore.width = 0;
1317 opts.cssBefore.height = 0;
1321 $.fn.cycle.transitions.fadeZoom = function($cont, $slides, opts) {
1322 opts.before.push(function(curr, next, opts) {
1323 $.fn.cycle.commonReset(curr,next,opts,false,false);
1324 opts.cssBefore.left = next.cycleW/2;
1325 opts.cssBefore.top = next.cycleH/2;
1326 $.extend(opts.animIn, { top: 0, left: 0, width: next.cycleW, height: next.cycleH });
1328 opts.cssBefore.width = 0;
1329 opts.cssBefore.height = 0;
1330 opts.animOut.opacity = 0;
1334 $.fn.cycle.transitions.blindX = function($cont, $slides, opts) {
1335 var w = $cont.css('overflow','hidden').width();
1336 opts.before.push(function(curr, next, opts) {
1337 $.fn.cycle.commonReset(curr,next,opts);
1338 opts.animIn.width = next.cycleW;
1339 opts.animOut.left = curr.cycleW;
1341 opts.cssBefore.left = w;
1342 opts.cssBefore.top = 0;
1343 opts.animIn.left = 0;
1344 opts.animOut.left = w;
1347 $.fn.cycle.transitions.blindY = function($cont, $slides, opts) {
1348 var h = $cont.css('overflow','hidden').height();
1349 opts.before.push(function(curr, next, opts) {
1350 $.fn.cycle.commonReset(curr,next,opts);
1351 opts.animIn.height = next.cycleH;
1352 opts.animOut.top = curr.cycleH;
1354 opts.cssBefore.top = h;
1355 opts.cssBefore.left = 0;
1356 opts.animIn.top = 0;
1357 opts.animOut.top = h;
1360 $.fn.cycle.transitions.blindZ = function($cont, $slides, opts) {
1361 var h = $cont.css('overflow','hidden').height();
1362 var w = $cont.width();
1363 opts.before.push(function(curr, next, opts) {
1364 $.fn.cycle.commonReset(curr,next,opts);
1365 opts.animIn.height = next.cycleH;
1366 opts.animOut.top = curr.cycleH;
1368 opts.cssBefore.top = h;
1369 opts.cssBefore.left = w;
1370 opts.animIn.top = 0;
1371 opts.animIn.left = 0;
1372 opts.animOut.top = h;
1373 opts.animOut.left = w;
1376 // growX - grow horizontally from centered 0 width
1377 $.fn.cycle.transitions.growX = function($cont, $slides, opts) {
1378 opts.before.push(function(curr, next, opts) {
1379 $.fn.cycle.commonReset(curr,next,opts,false,true);
1380 opts.cssBefore.left = this.cycleW/2;
1381 opts.animIn.left = 0;
1382 opts.animIn.width = this.cycleW;
1383 opts.animOut.left = 0;
1385 opts.cssBefore.top = 0;
1386 opts.cssBefore.width = 0;
1388 // growY - grow vertically from centered 0 height
1389 $.fn.cycle.transitions.growY = function($cont, $slides, opts) {
1390 opts.before.push(function(curr, next, opts) {
1391 $.fn.cycle.commonReset(curr,next,opts,true,false);
1392 opts.cssBefore.top = this.cycleH/2;
1393 opts.animIn.top = 0;
1394 opts.animIn.height = this.cycleH;
1395 opts.animOut.top = 0;
1397 opts.cssBefore.height = 0;
1398 opts.cssBefore.left = 0;
1401 // curtainX - squeeze in both edges horizontally
1402 $.fn.cycle.transitions.curtainX = function($cont, $slides, opts) {
1403 opts.before.push(function(curr, next, opts) {
1404 $.fn.cycle.commonReset(curr,next,opts,false,true,true);
1405 opts.cssBefore.left = next.cycleW/2;
1406 opts.animIn.left = 0;
1407 opts.animIn.width = this.cycleW;
1408 opts.animOut.left = curr.cycleW/2;
1409 opts.animOut.width = 0;
1411 opts.cssBefore.top = 0;
1412 opts.cssBefore.width = 0;
1414 // curtainY - squeeze in both edges vertically
1415 $.fn.cycle.transitions.curtainY = function($cont, $slides, opts) {
1416 opts.before.push(function(curr, next, opts) {
1417 $.fn.cycle.commonReset(curr,next,opts,true,false,true);
1418 opts.cssBefore.top = next.cycleH/2;
1419 opts.animIn.top = 0;
1420 opts.animIn.height = next.cycleH;
1421 opts.animOut.top = curr.cycleH/2;
1422 opts.animOut.height = 0;
1424 opts.cssBefore.height = 0;
1425 opts.cssBefore.left = 0;
1428 // cover - curr slide covered by next slide
1429 $.fn.cycle.transitions.cover = function($cont, $slides, opts) {
1430 var d = opts.direction || 'left';
1431 var w = $cont.css('overflow','hidden').width();
1432 var h = $cont.height();
1433 opts.before.push(function(curr, next, opts) {
1434 $.fn.cycle.commonReset(curr,next,opts);
1435 opts.cssAfter.display = '';
1437 opts.cssBefore.left = -w;
1439 opts.cssBefore.top = h;
1440 else if (d == 'down')
1441 opts.cssBefore.top = -h;
1443 opts.cssBefore.left = w;
1445 opts.animIn.left = 0;
1446 opts.animIn.top = 0;
1447 opts.cssBefore.top = 0;
1448 opts.cssBefore.left = 0;
1451 // uncover - curr slide moves off next slide
1452 $.fn.cycle.transitions.uncover = function($cont, $slides, opts) {
1453 var d = opts.direction || 'left';
1454 var w = $cont.css('overflow','hidden').width();
1455 var h = $cont.height();
1456 opts.before.push(function(curr, next, opts) {
1457 $.fn.cycle.commonReset(curr,next,opts,true,true,true);
1459 opts.animOut.left = w;
1461 opts.animOut.top = -h;
1462 else if (d == 'down')
1463 opts.animOut.top = h;
1465 opts.animOut.left = -w;
1467 opts.animIn.left = 0;
1468 opts.animIn.top = 0;
1469 opts.cssBefore.top = 0;
1470 opts.cssBefore.left = 0;
1473 // toss - move top slide and fade away
1474 $.fn.cycle.transitions.toss = function($cont, $slides, opts) {
1475 var w = $cont.css('overflow','visible').width();
1476 var h = $cont.height();
1477 opts.before.push(function(curr, next, opts) {
1478 $.fn.cycle.commonReset(curr,next,opts,true,true,true);
1479 // provide default toss settings if animOut not provided
1480 if (!opts.animOut.left && !opts.animOut.top)
1481 $.extend(opts.animOut, { left: w*2, top: -h/2, opacity: 0 });
1483 opts.animOut.opacity = 0;
1485 opts.cssBefore.left = 0;
1486 opts.cssBefore.top = 0;
1487 opts.animIn.left = 0;
1490 // wipe - clip animation
1491 $.fn.cycle.transitions.wipe = function($cont, $slides, opts) {
1492 var w = $cont.css('overflow','hidden').width();
1493 var h = $cont.height();
1494 opts.cssBefore = opts.cssBefore || {};
1497 if (/l2r/.test(opts.clip))
1498 clip = 'rect(0px 0px '+h+'px 0px)';
1499 else if (/r2l/.test(opts.clip))
1500 clip = 'rect(0px '+w+'px '+h+'px '+w+'px)';
1501 else if (/t2b/.test(opts.clip))
1502 clip = 'rect(0px '+w+'px 0px 0px)';
1503 else if (/b2t/.test(opts.clip))
1504 clip = 'rect('+h+'px '+w+'px '+h+'px 0px)';
1505 else if (/zoom/.test(opts.clip)) {
1506 var top = parseInt(h/2,10);
1507 var left = parseInt(w/2,10);
1508 clip = 'rect('+top+'px '+left+'px '+top+'px '+left+'px)';
1512 opts.cssBefore.clip = opts.cssBefore.clip || clip || 'rect(0px 0px 0px 0px)';
1514 var d = opts.cssBefore.clip.match(/(\d+)/g);
1515 var t = parseInt(d[0],10), r = parseInt(d[1],10), b = parseInt(d[2],10), l = parseInt(d[3],10);
1517 opts.before.push(function(curr, next, opts) {
1518 if (curr == next) return;
1519 var $curr = $(curr), $next = $(next);
1520 $.fn.cycle.commonReset(curr,next,opts,true,true,false);
1521 opts.cssAfter.display = 'block';
1523 var step = 1, count = parseInt((opts.speedIn / 13),10) - 1;
1525 var tt = t ? t - parseInt(step * (t/count),10) : 0;
1526 var ll = l ? l - parseInt(step * (l/count),10) : 0;
1527 var bb = b < h ? b + parseInt(step * ((h-b)/count || 1),10) : h;
1528 var rr = r < w ? r + parseInt(step * ((w-r)/count || 1),10) : w;
1529 $next.css({ clip: 'rect('+tt+'px '+rr+'px '+bb+'px '+ll+'px)' });
1530 (step++ <= count) ? setTimeout(f, 13) : $curr.css('display', 'none');
1533 $.extend(opts.cssBefore, { display: 'block', opacity: 1, top: 0, left: 0 });
1534 opts.animIn = { left: 0 };
1535 opts.animOut = { left: 0 };