1/** 2 * BxSlider v4.1.2 - Fully loaded, responsive content slider 3 * http://bxslider.com 4 * 5 * Copyright 2014, Steven Wanderski - http://stevenwanderski.com - http://bxcreative.com 6 * Written while drinking Belgian ales and listening to jazz 7 * 8 * Released under the MIT license - http://opensource.org/licenses/MIT 9 */ 10 11;(function($){ 12 13 var plugin = {}; 14 15 var defaults = { 16 17 // GENERAL 18 mode: 'horizontal', 19 slideSelector: '', 20 infiniteLoop: true, 21 hideControlOnEnd: false, 22 speed: 500, 23 easing: null, 24 slideMargin: 0, 25 startSlide: 0, 26 randomStart: false, 27 captions: false, 28 ticker: false, 29 tickerHover: false, 30 adaptiveHeight: false, 31 adaptiveHeightSpeed: 500, 32 video: false, 33 useCSS: true, 34 preloadImages: 'visible', 35 responsive: true, 36 slideZIndex: 50, 37 wrapperClass: 'bx-wrapper', 38 39 // TOUCH 40 touchEnabled: true, 41 swipeThreshold: 50, 42 oneToOneTouch: true, 43 preventDefaultSwipeX: true, 44 preventDefaultSwipeY: false, 45 46 // PAGER 47 pager: true, 48 pagerType: 'full', 49 pagerShortSeparator: ' / ', 50 pagerSelector: null, 51 buildPager: null, 52 pagerCustom: null, 53 54 // CONTROLS 55 controls: true, 56 nextText: 'Next', 57 prevText: 'Prev', 58 nextSelector: null, 59 prevSelector: null, 60 autoControls: false, 61 startText: 'Start', 62 stopText: 'Stop', 63 autoControlsCombine: false, 64 autoControlsSelector: null, 65 66 // AUTO 67 auto: false, 68 pause: 4000, 69 autoStart: true, 70 autoDirection: 'next', 71 autoHover: false, 72 autoDelay: 0, 73 autoSlideForOnePage: false, 74 75 // CAROUSEL 76 minSlides: 1, 77 maxSlides: 1, 78 moveSlides: 0, 79 slideWidth: 0, 80 81 // CALLBACKS 82 onSliderLoad: function() {}, 83 onSlideBefore: function() {}, 84 onSlideAfter: function() {}, 85 onSlideNext: function() {}, 86 onSlidePrev: function() {}, 87 onSliderResize: function() {} 88 } 89 90 $.fn.bxSlider = function(options){ 91 92 if(this.length == 0) return this; 93 94 // support mutltiple elements 95 if(this.length > 1){ 96 this.each(function(){$(this).bxSlider(options)}); 97 return this; 98 } 99 100 // create a namespace to be used throughout the plugin 101 var slider = {}; 102 // set a reference to our slider element 103 var el = this; 104 plugin.el = this; 105 106 /** 107 * Makes slideshow responsive 108 */ 109 // first get the original window dimens (thanks alot IE) 110 var windowWidth = $(window).width(); 111 var windowHeight = $(window).height(); 112 113 114 115 /** 116 * =================================================================================== 117 * = PRIVATE FUNCTIONS 118 * =================================================================================== 119 */ 120 121 /** 122 * Initializes namespace settings to be used throughout plugin 123 */ 124 var init = function(){ 125 // merge user-supplied options with the defaults 126 slider.settings = $.extend({}, defaults, options); 127 // parse slideWidth setting 128 slider.settings.slideWidth = parseInt(slider.settings.slideWidth); 129 // store the original children 130 slider.children = el.children(slider.settings.slideSelector); 131 // check if actual number of slides is less than minSlides / maxSlides 132 if(slider.children.length < slider.settings.minSlides) slider.settings.minSlides = slider.children.length; 133 if(slider.children.length < slider.settings.maxSlides) slider.settings.maxSlides = slider.children.length; 134 // if random start, set the startSlide setting to random number 135 if(slider.settings.randomStart) slider.settings.startSlide = Math.floor(Math.random() * slider.children.length); 136 // store active slide information 137 slider.active = { index: slider.settings.startSlide } 138 // store if the slider is in carousel mode (displaying / moving multiple slides) 139 slider.carousel = slider.settings.minSlides > 1 || slider.settings.maxSlides > 1; 140 // if carousel, force preloadImages = 'all' 141 if(slider.carousel) slider.settings.preloadImages = 'all'; 142 // calculate the min / max width thresholds based on min / max number of slides 143 // used to setup and update carousel slides dimensions 144 slider.minThreshold = (slider.settings.minSlides * slider.settings.slideWidth) + ((slider.settings.minSlides - 1) * slider.settings.slideMargin); 145 slider.maxThreshold = (slider.settings.maxSlides * slider.settings.slideWidth) + ((slider.settings.maxSlides - 1) * slider.settings.slideMargin); 146 // store the current state of the slider (if currently animating, working is true) 147 slider.working = false;
148 // initialize the controls object 149 slider.controls = {}; 150 // initialize an auto interval 151 slider.interval = null; 152 // determine which property to use for transitions 153 slider.animProp = slider.settings.mode == 'vertical' ? 'top' : 'left'; 154 // determine if hardware acceleration can be used 155 slider.usingCSS = slider.settings.useCSS && slider.settings.mode != 'fade' && (function(){ 156 // create our test div element 157 var div = document.createElement('div'); 158 // css transition properties 159 var props = ['WebkitPerspective', 'MozPerspective', 'OPerspective', 'msPerspective']; 160 // test for each property 161 for(var i in props){ 162 if(div.style[props[i]] !== undefined){ 163 slider.cssPrefix = props[i].replace('Perspective', '').toLowerCase(); 164 slider.animProp = '-' + slider.cssPrefix + '-transform'; 165 return true; 166 } 167 } 168 return false; 169 }()); 170 // if vertical mode always make maxSlides and minSlides equal 171 if(slider.settings.mode == 'vertical') slider.settings.maxSlides = slider.settings.minSlides; 172 // save original style data 173 el.data("origStyle", el.attr("style")); 174 el.children(slider.settings.slideSelector).each(function() { 175 $(this).data("origStyle", $(this).attr("style")); 176 }); 177 // perform all DOM / CSS modifications 178 setup(); 179 } 180 181 /** 182 * Performs all DOM and CSS modifications 183 */ 184 var setup = function(){ 185 // wrap el in a wrapper 186 el.wrap('<div class="' + slider.settings.wrapperClass + '"><div class="bx-viewport"></div></div>'); 187 // store a namspace reference to .bx-viewport 188 slider.viewport = el.parent(); 189 // add a loading div to display while images are loading 190 slider.loader = $('<div class="bx-loading" />'); 191 slider.viewport.prepend(slider.loader); 192 // set el to a massive width, to hold any needed slides 193 // also strip any margin and padding from el 194 el.css({ 195 width: slider.settings.mode == 'horizontal' ? (slider.children.length * 100 + 215) + '%' : 'auto', 196 position: 'relative' 197 }); 198 // if using CSS, add the easing property 199 if(slider.usingCSS && slider.settings.easing){ 200 el.css('-' + slider.cssPrefix + '-transition-timing-function', slider.settings.easing); 201 // if not using CSS and no easing value was supplied, use the default JS animation easing (swing) 202 }else if(!slider.settings.easing){ 203 slider.settings.easing = 'swing'; 204 } 205 var slidesShowing = getNumberSlidesShowing(); 206 // make modifications to the viewport (.bx-viewport) 207 slider.viewport.css({ 208 width: '100%', 209 overflow: 'hidden', 210 position: 'relative' 211 }); 212 slider.viewport.parent().css({ 213 maxWidth: getViewportMaxWidth() 214 }); 215 // make modification to the wrapper (.bx-wrapper) 216 if(!slider.settings.pager) { 217 slider.viewport.parent().css({ 218 margin: '0 auto 0px' 219 }); 220 } 221 // apply css to all slider children 222 slider.children.css({ 223 'float': slider.settings.mode == 'horizontal' ? 'left' : 'none', 224 listStyle: 'none', 225 position: 'relative' 226 }); 227 // apply the calculated width after the float is applied to prevent scrollbar interference 228 slider.children.css('width', getSlideWidth()); 229 // if slideMargin is supplied, add the css 230 if(slider.settings.mode == 'horizontal' && slider.settings.slideMargin > 0) slider.children.css('marginRight', slider.settings.slideMargin); 231 if(slider.settings.mode == 'vertical' && slider.settings.slideMargin > 0) slider.children.css('marginBottom', slider.settings.slideMargin); 232 // if "fade" mode, add positioning and z-index CSS 233 if(slider.settings.mode == 'fade'){ 234 slider.children.css({ 235 position: 'absolute', 236 zIndex: 0, 237 display: 'none' 238 }); 239 // prepare the z-index on the showing element 240 slider.children.eq(slider.settings.startSlide).css({zIndex: slider.settings.slideZIndex, display: 'block'}); 241 } 242 // create an element to contain all slider controls (pager, start / stop, etc) 243 slider.controls.el = $('<div class="bx-controls" />'); 244 // if captions are requested, add them 245 if(slider.settings.captions) appendCaptions(); 246 // check if startSlide is last slide 247 slider.active.last = slider.settings.startSlide == getPagerQty() - 1; 248 // if video is true, set up the fitVids plugin 249 if(slider.settings.video) el.fitVids(); 250 // set the default preload selector (visible) 251 var preloadSelector = slider.children.eq(slider.settings.startSlide); 252 if (slider.settings.preloadImages == "all") preloadSelector = slider.children;
253 // only check for control addition if not in "ticker" mode 254 if(!slider.settings.ticker){ 255 // if pager is requested, add it 256 if(slider.settings.pager) appendPager(); 257 // if controls are requested, add them 258 if(slider.settings.controls) appendControls(); 259 // if auto is true, and auto controls are requested, add them 260 if(slider.settings.auto && slider.settings.autoControls) appendControlsAuto(); 261 // if any control option is requested, add the controls wrapper 262 if(slider.settings.controls || slider.settings.autoControls || slider.settings.pager) slider.viewport.after(slider.controls.el); 263 // if ticker mode, do not allow a pager 264 }else{ 265 slider.settings.pager = false; 266 } 267 // preload all images, then perform final DOM / CSS modifications that depend on images being loaded 268 loadElements(preloadSelector, start); 269 } 270 271 var loadElements = function(selector, callback){ 272 var total = selector.find('img, iframe').length; 273 if (total == 0){ 274 callback(); 275 return; 276 } 277 var count = 0; 278 selector.find('img, iframe').each(function(){ 279 $(this).one('load', function() { 280 if(++count == total) callback(); 281 }).each(function() { 282//2021-08-25ants if(this.complete) $(this).load(); 283 if(this.complete) $(this).trigger("load"); 284 }); 285 }); 286 } 287 288 /** 289 * Start the slider 290 */ 291 var start = function(){ 292 // if infinite loop, prepare additional slides 293 if(slider.settings.infiniteLoop && slider.settings.mode != 'fade' && !slider.settings.ticker){ 294 var slice = slider.settings.mode == 'vertical' ? slider.settings.minSlides : slider.settings.maxSlides; 295 var sliceAppend = slider.children.slice(0, slice).clone().addClass('bx-clone'); 296 var slicePrepend = slider.children.slice(-slice).clone().addClass('bx-clone'); 297 el.append(sliceAppend).prepend(slicePrepend); 298 } 299 // remove the loading DOM element 300 slider.loader.remove(); 301 // set the left / top position of "el" 302 setSlidePosition(); 303 // if "vertical" mode, always use adaptiveHeight to prevent odd behavior 304 if (slider.settings.mode == 'vertical') slider.settings.adaptiveHeight = true; 305 // set the viewport height 306 slider.viewport.height(getViewportHeight()); 307 // make sure everything is positioned just right (same as a window resize) 308 el.redrawSlider(); 309 // onSliderLoad callback 310 slider.settings.onSliderLoad(slider.active.index); 311 // slider has been fully initialized 312 slider.initialized = true;
313 // bind the resize call to the window 314 if (slider.settings.responsive) $(window).bind('resize', resizeWindow); 315 // if auto is true and has more than 1 page, start the show 316 if (slider.settings.auto && slider.settings.autoStart && (getPagerQty() > 1 || slider.settings.autoSlideForOnePage)) initAuto(); 317 // if ticker is true, start the ticker 318 if (slider.settings.ticker) initTicker(); 319 // if pager is requested, make the appropriate pager link active 320 if (slider.settings.pager) updatePagerActive(slider.settings.startSlide); 321 // check for any updates to the controls (like hideControlOnEnd updates) 322 if (slider.settings.controls) updateDirectionControls(); 323 // if touchEnabled is true, setup the touch events 324 if (slider.settings.touchEnabled && !slider.settings.ticker) initTouch(); 325 } 326 327 /** 328 * Returns the calculated height of the viewport, used to determine either adaptiveHeight or the maxHeight value 329 */ 330 var getViewportHeight = function(){ 331 var height = 0; 332 // first determine which children (slides) should be used in our height calculation 333 var children = $(); 334 // if mode is not "vertical" and adaptiveHeight is false, include all children 335 if(slider.settings.mode != 'vertical' && !slider.settings.adaptiveHeight){ 336 children = slider.children; 337 }else{ 338 // if not carousel, return the single active child 339 if(!slider.carousel){ 340 children = slider.children.eq(slider.active.index); 341 // if carousel, return a slice of children 342 }else{ 343 // get the individual slide index 344 var currentIndex = slider.settings.moveSlides == 1 ? slider.active.index : slider.active.index * getMoveBy(); 345 // add the current slide to the children 346 children = slider.children.eq(currentIndex); 347 // cycle through the remaining "showing" slides 348 for (i = 1; i <= slider.settings.maxSlides - 1; i++){ 349 // if looped back to the start 350 if(currentIndex + i >= slider.children.length){ 351 children = children.add(slider.children.eq(i - 1)); 352 }else{ 353 children = children.add(slider.children.eq(currentIndex + i)); 354 } 355 } 356 } 357 } 358 // if "vertical" mode, calculate the sum of the heights of the children 359 if(slider.settings.mode == 'vertical'){ 360 children.each(function(index) { 361 height += $(this).outerHeight(); 362 }); 363 // add user-supplied margins 364 if(slider.settings.slideMargin > 0){ 365 height += slider.settings.slideMargin * (slider.settings.minSlides - 1); 366 } 367 // if not "vertical" mode, calculate the max height of the children 368 }else{ 369 height = Math.max.apply(Math, children.map(function(){ 370 return $(this).outerHeight(false); 371 }).get()); 372 } 373 374 if(slider.viewport.css('box-sizing') == 'border-box'){ 375 height += parseFloat(slider.viewport.css('padding-top')) + parseFloat(slider.viewport.css('padding-bottom')) + 376 parseFloat(slider.viewport.css('border-top-width')) + parseFloat(slider.viewport.css('border-bottom-width')); 377 }else if(slider.viewport.css('box-sizing') == 'padding-box'){ 378 height += parseFloat(slider.viewport.css('padding-top')) + parseFloat(slider.viewport.css('padding-bottom')); 379 } 380 381 return height; 382 } 383 384 /** 385 * Returns the calculated width to be used for the outer wrapper / viewport 386 */ 387 var getViewportMaxWidth = function(){ 388 var width = '100%'; 389 if(slider.settings.slideWidth > 0){ 390 if(slider.settings.mode == 'horizontal'){ 391 width = (slider.settings.maxSlides * slider.settings.slideWidth) + ((slider.settings.maxSlides - 1) * slider.settings.slideMargin); 392 }else{ 393 width = slider.settings.slideWidth; 394 } 395 } 396 return width; 397 } 398 399 /** 400 * Returns the calculated width to be applied to each slide 401 */ 402 var getSlideWidth = function(){ 403 // start with any user-supplied slide width 404 var newElWidth = slider.settings.slideWidth; 405 // get the current viewport width 406 var wrapWidth = slider.viewport.width(); 407 // if slide width was not supplied, or is larger than the viewport use the viewport width 408 if(slider.settings.slideWidth == 0 || 409 (slider.settings.slideWidth > wrapWidth && !slider.carousel) || 410 slider.settings.mode == 'vertical'){ 411 newElWidth = wrapWidth; 412 // if carousel, use the thresholds to determine the width 413 }else if(slider.settings.maxSlides > 1 && slider.settings.mode == 'horizontal'){ 414 if(wrapWidth > slider.maxThreshold){ 415 // newElWidth = (wrapWidth - (slider.settings.slideMargin * (slider.settings.maxSlides - 1))) / slider.settings.maxSlides; 416 }else if(wrapWidth < slider.minThreshold){ 417 newElWidth = (wrapWidth - (slider.settings.slideMargin * (slider.settings.minSlides - 1))) / slider.settings.minSlides; 418 } 419 } 420 return newElWidth; 421 } 422 423 /** 424 * Returns the number of slides currently visible in the viewport (includes partially visible slides) 425 */ 426 var getNumberSlidesShowing = function(){ 427 var slidesShowing = 1; 428 if(slider.settings.mode == 'horizontal' && slider.settings.slideWidth > 0){ 429 // if viewport is smaller than minThreshold, return minSlides 430 if(slider.viewport.width() < slider.minThreshold){ 431 slidesShowing = slider.settings.minSlides; 432 // if viewport is larger than minThreshold, return maxSlides 433 }else if(slider.viewport.width() > slider.maxThreshold){ 434 slidesShowing = slider.settings.maxSlides; 435 // if viewport is between min / max thresholds, divide viewport width by first child width 436 }else{ 437 var childWidth = slider.children.first().width() + slider.settings.slideMargin; 438 slidesShowing = Math.floor((slider.viewport.width() + 439 slider.settings.slideMargin) / childWidth); 440 } 441 // if "vertical" mode, slides showing will always be minSlides 442 }else if(slider.settings.mode == 'vertical'){ 443 slidesShowing = slider.settings.minSlides; 444 } 445 return slidesShowing; 446 } 447 448 /** 449 * Returns the number of pages (one full viewport of slides is one "page") 450 */ 451 var getPagerQty = function(){ 452 var pagerQty = 0; 453 // if moveSlides is specified by the user 454 if(slider.settings.moveSlides > 0){ 455 if(slider.settings.infiniteLoop){ 456 pagerQty = Math.ceil(slider.children.length / getMoveBy()); 457 }else{ 458 // use a while loop to determine pages 459 var breakPoint = 0; 460 var counter = 0 461 // when breakpoint goes above children length, counter is the number of pages 462 while (breakPoint < slider.children.length){ 463 ++pagerQty; 464 breakPoint = counter + getNumberSlidesShowing(); 465 counter += slider.settings.moveSlides <= getNumberSlidesShowing() ? slider.settings.moveSlides : getNumberSlidesShowing(); 466 } 467 }
468 // if moveSlides is 0 (auto) divide children length by sides showing, then round up 469 }else{ 470 pagerQty = Math.ceil(slider.children.length / getNumberSlidesShowing()); 471 } 472 return pagerQty; 473 } 474 475 /** 476 * Returns the number of indivual slides by which to shift the slider 477 */ 478 var getMoveBy = function(){ 479 // if moveSlides was set by the user and moveSlides is less than number of slides showing 480 if(slider.settings.moveSlides > 0 && slider.settings.moveSlides <= getNumberSlidesShowing()){ 481 return slider.settings.moveSlides; 482 } 483 // if moveSlides is 0 (auto) 484 return getNumberSlidesShowing(); 485 } 486 487 /** 488 * Sets the slider's (el) left or top position 489 */ 490 var setSlidePosition = function(){ 491 // if last slide, not infinite loop, and number of children is larger than specified maxSlides 492 if(slider.children.length > slider.settings.maxSlides && slider.active.last && !slider.settings.infiniteLoop){ 493 if (slider.settings.mode == 'horizontal'){ 494 // get the last child's position 495 var lastChild = slider.children.last(); 496 var position = lastChild.position(); 497 // set the left position 498 setPositionProperty(-(position.left - (slider.viewport.width() - lastChild.outerWidth())), 'reset', 0); 499 }else if(slider.settings.mode == 'vertical'){ 500 // get the last showing index's position 501 var lastShowingIndex = slider.children.length - slider.settings.minSlides; 502 var position = slider.children.eq(lastShowingIndex).position(); 503 // set the top position 504 setPositionProperty(-position.top, 'reset', 0); 505 } 506 // if not last slide 507 }else{ 508 // get the position of the first showing slide 509 var position = slider.children.eq(slider.active.index * getMoveBy()).position(); 510 // check for last slide 511 if (slider.active.index == getPagerQty() - 1) slider.active.last = true; 512 // set the repective position 513 if (position != undefined){ 514 if (slider.settings.mode == 'horizontal') setPositionProperty(-position.left, 'reset', 0); 515 else if (slider.settings.mode == 'vertical') setPositionProperty(-position.top, 'reset', 0); 516 } 517 } 518 } 519 520 /** 521 * Sets the el's animating property position (which in turn will sometimes animate el). 522 * If using CSS, sets the transform property. If not using CSS, sets the top / left property. 523 * 524 * @param value (int) 525 * - the animating property's value 526 * 527 * @param type (string) 'slider', 'reset', 'ticker' 528 * - the type of instance for which the function is being 529 * 530 * @param duration (int) 531 * - the amount of time (in ms) the transition should occupy 532 * 533 * @param params (array) optional 534 * - an optional parameter containing any variables that need to be passed in 535 */ 536 var setPositionProperty = function(value, type, duration, params){ 537 // use CSS transform 538 if(slider.usingCSS){ 539 // determine the translate3d value 540 var propValue = slider.settings.mode == 'vertical' ? 'translate3d(0, ' + value + 'px, 0)' : 'translate3d(' + value + 'px, 0, 0)'; 541 // add the CSS transition-duration 542 el.css('-' + slider.cssPrefix + '-transition-duration', duration / 1000 + 's'); 543 if(type == 'slide'){ 544 // set the property value 545 el.css(slider.animProp, propValue); 546 // bind a callback method - executes when CSS transition completes 547 el.bind('transitionend webkitTransitionEnd oTransitionEnd MSTransitionEnd', function(){ 548 // unbind the callback 549 el.unbind('transitionend webkitTransitionEnd oTransitionEnd MSTransitionEnd'); 550 updateAfterSlideTransition(); 551 }); 552 }else if(type == 'reset'){ 553 el.css(slider.animProp, propValue); 554 }else if(type == 'ticker'){ 555 // make the transition use 'linear' 556 el.css('-' + slider.cssPrefix + '-transition-timing-function', 'linear'); 557 el.css(slider.animProp, propValue); 558 // bind a callback method - executes when CSS transition completes 559 el.bind('transitionend webkitTransitionEnd oTransitionEnd MSTransitionEnd', function(){ 560 // unbind the callback 561 el.unbind('transitionend webkitTransitionEnd oTransitionEnd MSTransitionEnd'); 562 // reset the position 563 setPositionProperty(params['resetValue'], 'reset', 0); 564 // start the loop again 565 tickerLoop(); 566 }); 567 } 568 // use JS animate 569 }else{ 570 var animateObj = {}; 571 animateObj[slider.animProp] = value; 572 if(type == 'slide'){ 573 el.animate(animateObj, duration, slider.settings.easing, function(){ 574 updateAfterSlideTransition(); 575 }); 576 }else if(type == 'reset'){ 577 el.css(slider.animProp, value) 578 }else if(type == 'ticker'){ 579 el.animate(animateObj, speed, 'linear', function(){ 580 setPositionProperty(params['resetValue'], 'reset', 0); 581 // run the recursive loop after animation 582 tickerLoop(); 583 }); 584 } 585 } 586 } 587 588 /** 589 * Populates the pager with proper amount of pages 590 */ 591 var populatePager = function(){ 592 var pagerHtml = ''; 593 var pagerQty = getPagerQty(); 594 // loop through each pager item 595 for(var i=0; i < pagerQty; i++){ 596 var linkContent = ''; 597 // if a buildPager function is supplied, use it to get pager link value, else use index + 1 598 if(slider.settings.buildPager && $.isFunction(slider.settings.buildPager)){ 599 linkContent = slider.settings.buildPager(i); 600 slider.pagerEl.addClass('bx-custom-pager'); 601 }else{ 602 linkContent = i + 1; 603 slider.pagerEl.addClass('bx-default-pager'); 604 } 605 // var linkContent = slider.settings.buildPager && $.isFunction(slider.settings.buildPager) ? slider.settings.buildPager(i) : i + 1; 606 // add the markup to the string 607 pagerHtml += '<div class="bx-pager-item">
vendor: 3,630 bytes, lines 607-689
607<a href="" data-slide-index="' + i + '" class="bx-pager-link">' + linkContent + '</a></div>'; 608 }; 609 // populate the pager element with pager links 610 slider.pagerEl.html(pagerHtml); 611 } 612 613 /** 614 * Appends the pager to the controls element 615 */ 616 var appendPager = function(){ 617 if(!slider.settings.pagerCustom){ 618 // create the pager DOM element 619 slider.pagerEl = $('<div class="bx-pager" />'); 620 // if a pager selector was supplied, populate it with the pager 621 if(slider.settings.pagerSelector){ 622 $(slider.settings.pagerSelector).html(slider.pagerEl); 623 // if no pager selector was supplied, add it after the wrapper 624 }else{ 625 slider.controls.el.addClass('bx-has-pager').append(slider.pagerEl); 626 } 627 // populate the pager 628 populatePager(); 629 }else{ 630 slider.pagerEl = $(slider.settings.pagerCustom); 631 } 632 // assign the pager click binding 633 slider.pagerEl.on('click', 'a', clickPagerBind); 634 } 635 636 /** 637 * Appends prev / next controls to the controls element 638 */ 639 var appendControls = function(){ 640 slider.controls.next = $('<a class="bx-next" href="">' + slider.settings.nextText + '</a>'); 641 slider.controls.prev = $('<a class="bx-prev" href="">' + slider.settings.prevText + '</a>'); 642 // bind click actions to the controls 643 slider.controls.next.bind('click', clickNextBind); 644 slider.controls.prev.bind('click', clickPrevBind); 645 // if nextSlector was supplied, populate it 646 if(slider.settings.nextSelector){ 647 $(slider.settings.nextSelector).append(slider.controls.next); 648 } 649 // if prevSlector was supplied, populate it 650 if(slider.settings.prevSelector){ 651 $(slider.settings.prevSelector).append(slider.controls.prev); 652 } 653 // if no custom selectors were supplied 654 if(!slider.settings.nextSelector && !slider.settings.prevSelector){ 655 // add the controls to the DOM 656 slider.controls.directionEl = $('<div class="bx-controls-direction" />'); 657 // add the control elements to the directionEl 658 slider.controls.directionEl.append(slider.controls.prev).append(slider.controls.next); 659 // slider.viewport.append(slider.controls.directionEl); 660 slider.controls.el.addClass('bx-has-controls-direction').append(slider.controls.directionEl); 661 } 662 } 663 664 /** 665 * Appends start / stop auto controls to the controls element 666 */ 667 var appendControlsAuto = function(){ 668 slider.controls.start = $('<div class="bx-controls-auto-item"><a class="bx-start" href="">' + slider.settings.startText + '</a></div>'); 669 slider.controls.stop = $('<div class="bx-controls-auto-item"><a class="bx-stop" href="">' + slider.settings.stopText + '</a></div>'); 670 // add the controls to the DOM 671 slider.controls.autoEl = $('<div class="bx-controls-auto" />'); 672 // bind click actions to the controls 673 slider.controls.autoEl.on('click', '.bx-start', clickStartBind); 674 slider.controls.autoEl.on('click', '.bx-stop', clickStopBind); 675 // if autoControlsCombine, insert only the "start" control 676 if(slider.settings.autoControlsCombine){ 677 slider.controls.autoEl.append(slider.controls.start); 678 // if autoControlsCombine is false, insert both controls 679 }else{ 680 slider.controls.autoEl.append(slider.controls.start).append(slider.controls.stop); 681 } 682 // if auto controls selector was supplied, populate it with the controls 683 if(slider.settings.autoControlsSelector){ 684 $(slider.settings.autoControlsSelector).html(slider.controls.autoEl); 685 // if auto controls selector was not supplied, add it after the wrapper 686 }else{ 687 slider.controls.el.addClass('bx-has-controls-auto').append(slider.controls.autoEl); 688 } 689 // update the auto controls
690 updateAutoControls(slider.settings.autoStart ? 'stop' : 'start'); 691 } 692 693 /** 694 * Appends image captions to the DOM 695 */ 696 var appendCaptions = function(){ 697 // cycle through each child 698 slider.children.each(function(index){ 699 // get the image title attribute 700 var title = $(this).find('img:first').attr('title'); 701 // append the caption 702 if (title != undefined && ('' + title).length) { 703 $(this).append('<div class="bx-caption"><span>' + title + '</span></div>'); 704 } 705 }); 706 } 707 708 /** 709 * Click next binding 710 * 711 * @param e (event) 712 * - DOM event object 713 */ 714 var clickNextBind = function(e){ 715 // if auto show is running, stop it 716 if (slider.settings.auto) el.stopAuto(); 717 el.goToNextSlide(); 718 e.preventDefault(); 719 } 720 721 /** 722 * Click prev binding 723 * 724 * @param e (event) 725 * - DOM event object 726 */ 727 var clickPrevBind = function(e){ 728 // if auto show is running, stop it 729 if (slider.settings.auto) el.stopAuto(); 730 el.goToPrevSlide(); 731 e.preventDefault(); 732 } 733 734 /** 735 * Click start binding 736 * 737 * @param e (event) 738 * - DOM event object 739 */ 740 var clickStartBind = function(e){ 741 el.startAuto(); 742 e.preventDefault(); 743 } 744 745 /** 746 * Click stop binding 747 * 748 * @param e (event) 749 * - DOM event object 750 */ 751 var clickStopBind = function(e){ 752 el.stopAuto(); 753 e.preventDefault(); 754 } 755 756 /** 757 * Click pager binding 758 * 759 * @param e (event) 760 * - DOM event object 761 */ 762 var clickPagerBind = function(e){ 763 // if auto show is running, stop it 764 if (slider.settings.auto) el.stopAuto(); 765 var pagerLink = $(e.currentTarget); 766 if(pagerLink.attr('data-slide-index') !== undefined){ 767 var pagerIndex = parseInt(pagerLink.attr('data-slide-index')); 768 // if clicked pager link is not active, continue with the goToSlide call 769 if(pagerIndex != slider.active.index) el.goToSlide(pagerIndex); 770 e.preventDefault(); 771 } 772 } 773 774 /** 775 * Updates the pager links with an active class 776 * 777 * @param slideIndex (int) 778 * - index of slide to make active 779 */ 780 var updatePagerActive = function(slideIndex){ 781 // if "short" pager type 782 var len = slider.children.length; // nb of children 783 if(slider.settings.pagerType == 'short'){ 784 if(slider.settings.maxSlides > 1) { 785 len = Math.ceil(slider.children.length/slider.settings.maxSlides); 786 } 787 slider.pagerEl.html( (slideIndex + 1) + slider.settings.pagerShortSeparator + len); 788 return; 789 } 790 // remove all pager active classes 791 slider.pagerEl.find('a').removeClass('active'); 792 // apply the active class for all pagers 793 slider.pagerEl.each(function(i, el) { $(el).find('a').eq(slideIndex).addClass('active'); }); 794 } 795 796 /** 797 * Performs needed actions after a slide transition 798 */ 799 var updateAfterSlideTransition = function(){ 800 // if infinte loop is true 801 if(slider.settings.infiniteLoop){ 802 var position = ''; 803 // first slide 804 if(slider.active.index == 0){ 805 // set the new position 806 position = slider.children.eq(0).position(); 807 // carousel, last slide 808 }else if(slider.active.index == getPagerQty() - 1 && slider.carousel){ 809 position = slider.children.eq((getPagerQty() - 1) * getMoveBy()).position(); 810 // last slide 811 }else if(slider.active.index == slider.children.length - 1){ 812 position = slider.children.eq(slider.children.length - 1).position(); 813 } 814 if(position){ 815 if (slider.settings.mode == 'horizontal') { setPositionProperty(-position.left, 'reset', 0); } 816 else if (slider.settings.mode == 'vertical') { setPositionProperty(-position.top, 'reset', 0); } 817 } 818 } 819 // declare that the transition is complete 820 slider.working = false; 821 // onSlideAfter callback 822 slider.settings.onSlideAfter(slider.children.eq(slider.active.index), slider.oldIndex, slider.active.index); 823 } 824 825 /** 826 * Updates the auto controls state (either active, or combined switch) 827 * 828 * @param state (string) "start", "stop" 829 * - the new state of the auto show 830 */ 831 var updateAutoControls = function(state){ 832 // if autoControlsCombine is true, replace the current control with the new state 833 if(slider.settings.autoControlsCombine){ 834 slider.controls.autoEl.html(slider.controls[state]); 835 // if autoControlsCombine is false, apply the "active" class to the appropriate control 836 }else{ 837 slider.controls.autoEl.find('a').removeClass('active');
838 slider.controls.autoEl.find('a:not(.bx-' + state + ')').addClass('active'); 839 } 840 } 841 842 /** 843 * Updates the direction controls (checks if either should be hidden) 844 */ 845 var updateDirectionControls = function(){ 846 if(getPagerQty() == 1){ 847 slider.controls.prev.addClass('disabled'); 848 slider.controls.next.addClass('disabled'); 849 }else if(!slider.settings.infiniteLoop && slider.settings.hideControlOnEnd){ 850 // if first slide 851 if (slider.active.index == 0){ 852 slider.controls.prev.addClass('disabled'); 853 slider.controls.next.removeClass('disabled'); 854 // if last slide 855 }else if(slider.active.index == getPagerQty() - 1){ 856 slider.controls.next.addClass('disabled'); 857 slider.controls.prev.removeClass('disabled'); 858 // if any slide in the middle 859 }else{ 860 slider.controls.prev.removeClass('disabled'); 861 slider.controls.next.removeClass('disabled'); 862 } 863 } 864 } 865 866 /** 867 * Initialzes the auto process 868 */ 869 var initAuto = function(){ 870 // if autoDelay was supplied, launch the auto show using a setTimeout() call 871 if(slider.settings.autoDelay > 0){ 872 var timeout = setTimeout(el.startAuto, slider.settings.autoDelay); 873 // if autoDelay was not supplied, start the auto show normally 874 }else{ 875 el.startAuto(); 876 } 877 // if autoHover is requested 878 if(slider.settings.autoHover){ 879 // on el hover 880 el.hover(function(){ 881 // if the auto show is currently playing (has an active interval) 882 if(slider.interval){ 883 // stop the auto show and pass true agument which will prevent control update 884 el.stopAuto(true); 885 // create a new autoPaused value which will be used by the relative "mouseout" event 886 slider.autoPaused = true; 887 } 888 }, function(){ 889 // if the autoPaused value was created be the prior "mouseover" event 890 if(slider.autoPaused){ 891 // start the auto show and pass true agument which will prevent control update 892 el.startAuto(true); 893 // reset the autoPaused value 894 slider.autoPaused = null; 895 } 896 }); 897 } 898 } 899 900 /** 901 * Initialzes the ticker process 902 */ 903 var initTicker = function(){ 904 var startPosition = 0; 905 // if autoDirection is "next", append a clone of the entire slider 906 if(slider.settings.autoDirection == 'next'){ 907 el.append(slider.children.clone().addClass('bx-clone')); 908 // if autoDirection is "prev", prepend a clone of the entire slider, and set the left position 909 }else{ 910 el.prepend(slider.children.clone().addClass('bx-clone')); 911 var position = slider.children.first().position(); 912 startPosition = slider.settings.mode == 'horizontal' ? -position.left : -position.top; 913 } 914 setPositionProperty(startPosition, 'reset', 0); 915 // do not allow controls in ticker mode 916 slider.settings.pager = false; 917 slider.settings.controls = false; 918 slider.settings.autoControls = false; 919 // if autoHover is requested 920 if(slider.settings.tickerHover && !slider.usingCSS){ 921 // on el hover 922 slider.viewport.hover(function(){ 923 el.stop(); 924 }, function(){ 925 // calculate the total width of children (used to calculate the speed ratio) 926 var totalDimens = 0; 927 slider.children.each(function(index){ 928 totalDimens += slider.settings.mode == 'horizontal' ? $(this).outerWidth(true) : $(this).outerHeight(true); 929 }); 930 // calculate the speed ratio (used to determine the new speed to finish the paused animation) 931 var ratio = slider.settings.speed / totalDimens; 932 // determine which property to use 933 var property = slider.settings.mode == 'horizontal' ? 'left' : 'top'; 934 // calculate the new speed 935 var newSpeed = ratio * (totalDimens - (Math.abs(parseInt(el.css(property))))); 936 tickerLoop(newSpeed); 937 }); 938 } 939 // start the ticker loop 940 tickerLoop(); 941 } 942 943 /** 944 * Runs a continuous loop, news ticker-style 945 */ 946 var tickerLoop = function(resumeSpeed){ 947 speed = resumeSpeed ? resumeSpeed : slider.settings.speed; 948 var position = {left: 0, top: 0}; 949 var reset = {left: 0, top: 0}; 950 // if "next" animate left position to last child, then reset left to 0 951 if(slider.settings.autoDirection == 'next'){ 952 position = el.find('.bx-clone').first().position(); 953 // if "prev" animate left position to 0, then reset left to first non-clone child 954 }else{ 955 reset = slider.children.first().position(); 956 } 957 var animateProperty = slider.settings.mode == 'horizontal' ? -position.left : -position.top; 958 var resetValue = slider.settings.mode == 'horizontal' ? -reset.left : -reset.top; 959 var params = {resetValue: resetValue}; 960 setPositionProperty(animateProperty, 'ticker', speed, params); 961 } 962 963 /** 964 * Initializes touch events 965 */ 966 var initTouch = function(){ 967 // initialize object to contain all touch values 968 slider.touch = { 969 start: {x: 0, y: 0}, 970 end: {x: 0, y: 0} 971 } 972 slider.viewport.bind('touchstart', onTouchStart); 973 } 974 975 /** 976 * Event handler for "touchstart" 977 * 978 * @param e (event) 979 * - DOM event object 980 */ 981 var onTouchStart = function(e){ 982 if(slider.working){ 983 e.preventDefault(); 984 }else{ 985 // record the original position when touch starts 986 slider.touch.originalPos = el.position(); 987 var orig = e.originalEvent; 988 // record the starting touch x, y coordinates
989 slider.touch.start.x = orig.changedTouches[0].pageX; 990 slider.touch.start.y = orig.changedTouches[0].pageY; 991 // bind a "touchmove" event to the viewport 992 slider.viewport.bind('touchmove', onTouchMove); 993 // bind a "touchend" event to the viewport 994 slider.viewport.bind('touchend', onTouchEnd); 995 } 996 } 997 998 /** 999 * Event handler for "touchmove" 1000 * 1001 * @param e (event) 1002 * - DOM event object 1003 */ 1004 var onTouchMove = function(e){ 1005 var orig = e.originalEvent; 1006 // if scrolling on y axis, do not prevent default 1007 var xMovement = Math.abs(orig.changedTouches[0].pageX - slider.touch.start.x); 1008 var yMovement = Math.abs(orig.changedTouches[0].pageY - slider.touch.start.y); 1009 // x axis swipe 1010 if((xMovement * 3) > yMovement && slider.settings.preventDefaultSwipeX){ 1011 e.preventDefault(); 1012 // y axis swipe 1013 }else if((yMovement * 3) > xMovement && slider.settings.preventDefaultSwipeY){ 1014 e.preventDefault(); 1015 } 1016 if(slider.settings.mode != 'fade' && slider.settings.oneToOneTouch){ 1017 var value = 0; 1018 // if horizontal, drag along x axis 1019 if(slider.settings.mode == 'horizontal'){ 1020 var change = orig.changedTouches[0].pageX - slider.touch.start.x; 1021 value = slider.touch.originalPos.left + change; 1022 // if vertical, drag along y axis 1023 }else{ 1024 var change = orig.changedTouches[0].pageY - slider.touch.start.y; 1025 value = slider.touch.originalPos.top + change; 1026 } 1027 setPositionProperty(value, 'reset', 0); 1028 } 1029 } 1030 1031 /** 1032 * Event handler for "touchend" 1033 * 1034 * @param e (event) 1035 * - DOM event object 1036 */ 1037 var onTouchEnd = function(e){ 1038 slider.viewport.unbind('touchmove', onTouchMove); 1039 var orig = e.originalEvent; 1040 var value = 0; 1041 // record end x, y positions 1042 slider.touch.end.x = orig.changedTouches[0].pageX; 1043 slider.touch.end.y = orig.changedTouches[0].pageY; 1044 // if fade mode, check if absolute x distance clears the threshold 1045 if(slider.settings.mode == 'fade'){ 1046 var distance = Math.abs(slider.touch.start.x - slider.touch.end.x); 1047 if(distance >= slider.settings.swipeThreshold){ 1048 slider.touch.start.x > slider.touch.end.x ? el.goToNextSlide() : el.goToPrevSlide(); 1049 el.stopAuto(); 1050 } 1051 // not fade mode 1052 }else{ 1053 var distance = 0; 1054 // calculate distance and el's animate property 1055 if(slider.settings.mode == 'horizontal'){ 1056 distance = slider.touch.end.x - slider.touch.start.x; 1057 value = slider.touch.originalPos.left; 1058 }else{ 1059 distance = slider.touch.end.y - slider.touch.start.y; 1060 value = slider.touch.originalPos.top; 1061 } 1062 // if not infinite loop and first / last slide, do not attempt a slide transition 1063 if(!slider.settings.infiniteLoop && ((slider.active.index == 0 && distance > 0) || (slider.active.last && distance < 0))){ 1064 setPositionProperty(value, 'reset', 200); 1065 }else{ 1066 // check if distance clears threshold 1067 if(Math.abs(distance) >= slider.settings.swipeThreshold){ 1068 distance < 0 ? el.goToNextSlide() : el.goToPrevSlide(); 1069 el.stopAuto(); 1070 }else{ 1071 // el.animate(property, 200); 1072 setPositionProperty(value, 'reset', 200); 1073 } 1074 } 1075 } 1076 slider.viewport.unbind('touchend', onTouchEnd); 1077 } 1078 1079 /** 1080 * Window resize event callback 1081 */ 1082 var resizeWindow = function(e){ 1083 // don't do anything if slider isn't initialized. 1084 if(!slider.initialized) return; 1085 // get the new window dimens (again, thank you IE) 1086 var windowWidthNew = $(window).width(); 1087 var windowHeightNew = $(window).height(); 1088 // make sure that it is a true window resize 1089 // *we must check this because our dinosaur friend IE fires a window resize event when certain DOM elements 1090 // are resized. Can you just die already?* 1091 if(windowWidth != windowWidthNew || windowHeight != windowHeightNew){ 1092 // set the new window dimens 1093 windowWidth = windowWidthNew; 1094 windowHeight = windowHeightNew; 1095 // update all dynamic elements 1096 el.redrawSlider(); 1097 // Call user resize handler 1098 slider.settings.onSliderResize.call(el, slider.active.index); 1099 } 1100 } 1101 1102 /** 1103 * =================================================================================== 1104 * = PUBLIC FUNCTIONS 1105 * =================================================================================== 1106 */ 1107 1108 /** 1109 * Performs slide transition to the specified slide 1110 * 1111 * @param slideIndex (int) 1112 * - the destination slide's index (zero-based) 1113 * 1114 * @param direction (string) 1115 * - INTERNAL USE ONLY - the direction of travel ("prev" / "next") 1116 */ 1117 el.goToSlide = function(slideIndex, direction){ 1118 // if plugin is currently in motion, ignore request 1119 if(slider.working || slider.active.index == slideIndex) return; 1120 // declare that plugin is in motion 1121 slider.working = true; 1122 // store the old index 1123 slider.oldIndex = slider.active.index; 1124 // if slideIndex is less than zero, set active index to last child (this happens during infinite loop) 1125 if(slideIndex < 0){ 1126 slider.active.index = getPagerQty() - 1; 1127 // if slideIndex is greater than children length, set active index to 0 (this happens during infinite loop) 1128 }else if(slideIndex >= getPagerQty()){ 1129 slider.active.index = 0; 1130 // set active index to requested slide 1131 }else{ 1132 slider.active.index = slideIndex; 1133 } 1134 // onSlideBefore, onSlideNext, onSlidePrev callbacks 1135 slider.settings.onSlideBefore(slider.children.eq(slider.active.index), slider.oldIndex, slider.active.index); 1136 if(direction == 'next'){ 1137 slider.settings.onSlideNext(slider.children.eq(slider.active.index), slider.oldIndex, slider.active.index); 1138 }else if(direction == 'prev'){ 1139 slider.settings.onSlidePrev(slider.children.eq(slider.active.index), slider.oldIndex, slider.active.index); 1140 } 1141 // check if last slide 1142 slider.active.last = slider.active.index >= getPagerQty() - 1; 1143 // update the pager with active class 1144 if(slider.settings.pager) updatePagerActive(slider.active.index); 1145 // // check for direction control update 1146 if(slider.settings.controls) updateDirectionControls(); 1147 // if slider is set to mode: "fade" 1148 if(slider.settings.mode == 'fade'){ 1149 // if adaptiveHeight is true and next height is different from current height, animate to the new height 1150 if(slider.settings.adaptiveHeight && slider.viewport.height() != getViewportHe
1150ight()){ 1151 slider.viewport.animate({height: getViewportHeight()}, slider.settings.adaptiveHeightSpeed); 1152 } 1153 // fade out the visible child and reset its z-index value 1154 slider.children.filter(':visible').fadeOut(slider.settings.speed).css({zIndex: 0}); 1155 // fade in the newly requested slide 1156 slider.children.eq(slider.active.index).css('zIndex', slider.settings.slideZIndex+1).fadeIn(slider.settings.speed, function(){ 1157 $(this).css('zIndex', slider.settings.slideZIndex); 1158 updateAfterSlideTransition(); 1159 }); 1160 // slider mode is not "fade" 1161 }else{ 1162 // if adaptiveHeight is true and next height is different from current height, animate to the new height 1163 if(slider.settings.adaptiveHeight && slider.viewport.height() != getViewportHeight()){ 1164 slider.viewport.animate({height: getViewportHeight()}, slider.settings.adaptiveHeightSpeed); 1165 } 1166 var moveBy = 0; 1167 var position = {left: 0, top: 0}; 1168 // if carousel and not infinite loop 1169 if(!slider.settings.infiniteLoop && slider.carousel && slider.active.last){ 1170 if(slider.settings.mode == 'horizontal'){ 1171 // get the last child position 1172 var lastChild = slider.children.eq(slider.children.length - 1); 1173 position = lastChild.position(); 1174 // calculate the position of the last slide 1175 moveBy = slider.viewport.width() - lastChild.outerWidth(); 1176 }else{ 1177 // get last showing index position 1178 var lastShowingIndex = slider.children.length - slider.settings.minSlides; 1179 position = slider.children.eq(lastShowingIndex).position(); 1180 } 1181 // horizontal carousel, going previous while on first slide (infiniteLoop mode) 1182 }else if(slider.carousel && slider.active.last && direction == 'prev'){ 1183 // get the last child position 1184 var eq = slider.settings.moveSlides == 1 ? slider.settings.maxSlides - getMoveBy() : ((getPagerQty() - 1) * getMoveBy()) - (slider.children.length - slider.settings.maxSlides); 1185 var lastChild = el.children('.bx-clone').eq(eq); 1186 position = lastChild.position(); 1187 // if infinite loop and "Next" is clicked on the last slide 1188 }else if(direction == 'next' && slider.active.index == 0){ 1189 // get the last clone position 1190 position = el.find('> .bx-clone').eq(slider.settings.maxSlides).position(); 1191 slider.active.last = false; 1192 // normal non-zero requests 1193 }else if(slideIndex >= 0){ 1194 var requestEl = slideIndex * getMoveBy(); 1195 position = slider.children.eq(requestEl).position(); 1196 } 1197 1198 /* If the position doesn't exist 1199 * (e.g. if you destroy the slider on a next click), 1200 * it doesn't throw an error. 1201 */ 1202 if ("undefined" !== typeof(position)) { 1203 var value = slider.settings.mode == 'horizontal' ? -(position.left - moveBy) : -position.top; 1204 // plugin values to be animated 1205 setPositionProperty(value, 'slide', slider.settings.speed); 1206 } 1207 } 1208 } 1209 1210 /** 1211 * Transitions to the next slide in the show 1212 */ 1213 el.goToNextSlide = function(){ 1214 // if infiniteLoop is false and last page is showing, disregard call 1215 if (!slider.settings.infiniteLoop && slider.active.last) return; 1216 var pagerIndex = parseInt(slider.active.index) + 1; 1217 el.goToSlide(pagerIndex, 'next'); 1218 } 1219 1220 /** 1221 * Transitions to the prev slide in the show 1222 */ 1223 el.goToPrevSlide = function(){ 1224 // if infiniteLoop is false and last page is showing, disregard call 1225 if (!slider.settings.infiniteLoop && slider.active.index == 0) return; 1226 var pagerIndex = parseInt(slider.active.index) - 1; 1227 el.goToSlide(pagerIndex, 'prev'); 1228 } 1229 1230 /** 1231 * Starts the auto show 1232 * 1233 * @param preventControlUpdate (boolean) 1234 * - if true, auto controls state will not be updated 1235 */ 1236 el.startAuto = function(preventControlUpdate){ 1237 // if an interval already exists, disregard call 1238 if(slider.interval) return; 1239 // create an interval 1240 slider.interval = setInterval(function(){ 1241 slider.settings.autoDirection == 'next' ? el.goToNextSlide() : el.goToPrevSlide(); 1242 }, slider.settings.pause); 1243 // if auto controls are displayed and preventControlUpdate is not true 1244 if (slider.settings.autoControls && preventControlUpdate != true) updateAutoControls('stop'); 1245 } 1246 1247 /** 1248 * Stops the auto show 1249 * 1250 * @param preventControlUpdate (boolean) 1251 * - if true, auto controls state will not be updated 1252 */ 1253 el.stopAuto = function(preventControlUpdate){ 1254 // if no interval exists, disregard call
1255 if(!slider.interval) return; 1256 // clear the interval 1257 clearInterval(slider.interval); 1258 slider.interval = null; 1259 // if auto controls are displayed and preventControlUpdate is not true 1260 if (slider.settings.autoControls && preventControlUpdate != true) updateAutoControls('start'); 1261 } 1262 1263 /** 1264 * Returns current slide index (zero-based) 1265 */ 1266 el.getCurrentSlide = function(){ 1267 return slider.active.index; 1268 } 1269 1270 /** 1271 * Returns current slide element 1272 */ 1273 el.getCurrentSlideElement = function(){ 1274 return slider.children.eq(slider.active.index); 1275 } 1276 1277 /** 1278 * Returns number of slides in show 1279 */ 1280 el.getSlideCount = function(){ 1281 return slider.children.length; 1282 } 1283 1284 /** 1285 * Update all dynamic slider elements 1286 */ 1287 el.redrawSlider = function(){ 1288 // resize all children in ratio to new screen size 1289 slider.children.add(el.find('.bx-clone')).width(getSlideWidth()); 1290 // adjust the height 1291 slider.viewport.css('height', getViewportHeight()); 1292 // update the slide position 1293 if(!slider.settings.ticker) setSlidePosition(); 1294 // if active.last was true before the screen resize, we want 1295 // to keep it last no matter what screen size we end on 1296 if (slider.active.last) slider.active.index = getPagerQty() - 1; 1297 // if the active index (page) no longer exists due to the resize, simply set the index as last 1298 if (slider.active.index >= getPagerQty()) slider.active.last = true; 1299 // if a pager is being displayed and a custom pager is not being used, update it 1300 if(slider.settings.pager && !slider.settings.pagerCustom){ 1301 populatePager(); 1302 updatePagerActive(slider.active.index); 1303 } 1304 } 1305 1306 /** 1307 * Destroy the current instance of the slider (revert everything back to original state) 1308 */ 1309 el.destroySlider = function(){ 1310 // don't do anything if slider has already been destroyed 1311 if(!slider.initialized) return; 1312 slider.initialized = false; 1313 $('.bx-clone', this).remove(); 1314 slider.children.each(function() { 1315 $(this).data("origStyle") != undefined ? $(this).attr("style", $(this).data("origStyle")) : $(this).removeAttr('style'); 1316 }); 1317 $(this).data("origStyle") != undefined ? this.attr("style", $(this).data("origStyle")) : $(this).removeAttr('style'); 1318 $(this).unwrap().unwrap(); 1319 if(slider.controls.el) slider.controls.el.remove(); 1320 if(slider.controls.next) slider.controls.next.remove(); 1321 if(slider.controls.prev) slider.controls.prev.remove(); 1322 if(slider.pagerEl && slider.settings.controls) slider.pagerEl.remove(); 1323 $('.bx-caption', this).remove(); 1324 if(slider.controls.autoEl) slider.controls.autoEl.remove(); 1325 clearInterval(slider.interval); 1326 if(slider.settings.responsive) $(window).unbind('resize', resizeWindow); 1327 } 1328 1329 /** 1330 * Reload the slider (revert all DOM changes, and re-initialize) 1331 */ 1332 el.reloadSlider = function(settings){ 1333 if (settings != undefined) options = settings; 1334 el.destroySlider(); 1335 init(); 1336 } 1337 1338 init(); 1339 1340 // returns the current jQuery object 1341 return this; 1342 } 1343 1344})(jQuery);
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.