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1/** 2 * Owl carousel 3 * @version 2.1.6 4 * @author Bartosz Wojciechowski 5 * @author David Deutsch 6 * @license The MIT License (MIT) 7 * @todo Lazy Load Icon 8 * @todo prevent animationend bubling 9 * @todo itemsScaleUp 10 * @todo Test Zepto 11 * @todo stagePadding calculate wrong active classes 12 */ 13;(function($, window, document, undefined) { 14 15 /** 16 * Creates a carousel. 17 * @class The Owl Carousel. 18 * @public 19 * @param {HTMLElement|jQuery} element - The element to create the carousel for. 20 * @param {Object} [options] - The options 21 */ 22 function Owl(element, options) { 23 24 /** 25 * Current settings for the carousel. 26 * @public 27 */ 28 this.settings = null; 29 30 /** 31 * Current options set by the caller including defaults. 32 * @public 33 */ 34 this.options = $.extend({}, Owl.Defaults, options); 35 36 /** 37 * Plugin element. 38 * @public 39 */ 40 this.$element = $(element); 41 42 /** 43 * Proxied event handlers. 44 * @protected 45 */ 46 this._handlers = {}; 47 48 /** 49 * References to the running plugins of this carousel. 50 * @protected 51 */ 52 this._plugins = {}; 53 54 /** 55 * Currently suppressed events to prevent them from beeing retriggered. 56 * @protected 57 */ 58 this._supress = {}; 59 60 /** 61 * Absolute current position. 62 * @protected 63 */ 64 this._current = null; 65 66 /** 67 * Animation speed in milliseconds. 68 * @protected 69 */ 70 this._speed = null; 71 72 /** 73 * Coordinates of all items in pixel. 74 * @todo The name of this member is missleading. 75 * @protected 76 */ 77 this._coordinates = []; 78 79 /** 80 * Current breakpoint. 81 * @todo Real media queries would be nice. 82 * @protected 83 */ 84 this._breakpoint = null; 85 86 /** 87 * Current width of the plugin element. 88 */ 89 this._width = null; 90 91 /** 92 * All real items. 93 * @protected 94 */ 95 this._items = []; 96 97 /** 98 * All cloned items. 99 * @protected 100 */ 101 this._clones = []; 102 103 /** 104 * Merge values of all items. 105 * @todo Maybe this could be part of a plugin. 106 * @protected 107 */ 108 this._mergers = []; 109 110 /** 111 * Widths of all items. 112 */ 113 this._widths = []; 114 115 /** 116 * Invalidated parts within the update process. 117 * @protected 118 */ 119 this._invalidated = {}; 120 121 /** 122 * Ordered list of workers for the update process. 123 * @protected 124 */ 125 this._pipe = []; 126 127 /** 128 * Current state information for the drag operation. 129 * @todo #261 130 * @protected 131 */ 132 this._drag = { 133 time: null, 134 target: null, 135 pointer: null, 136 stage: { 137 start: null, 138 current: null 139 }, 140 direction: null 141 }; 142 143 /** 144 * Current state information and their tags. 145 * @type {Object} 146 * @protected 147 */ 148 this._states = { 149 current: {}, 150 tags: { 151 'initializing': [ 'busy' ], 152 'animating': [ 'busy' ], 153 'dragging': [ 'interacting' ] 154 } 155 }; 156 157 $.each([ 'onResize', 'onThrottledResize' ], $.proxy(function(i, handler) { 158 this._handlers[handler] = $.proxy(this[handler], this); 159 }, this)); 160 161 $.each(Owl.Plugins, $.proxy(function(key, plugin) { 162 this._plugins[key.charAt(0).toLowerCase() + key.slice(1)] 163 = new plugin(this); 164 }, this)); 165 166 $.each(Owl.Workers, $.proxy(function(priority, worker) { 167 this._pipe.push({ 168 'filter': worker.filter, 169 'run': $.proxy(worker.run, this) 170 }); 171 }, this)); 172 173 this.setup(); 174 this.initialize(); 175 } 176 177 /** 178 * Default options for the carousel. 179 * @public 180 */ 181 Owl.Defaults = { 182 items: 3, 183 loop: false, 184 center: false, 185 rewind: false, 186 187 mouseDrag: true, 188 touchDrag: true, 189 pullDrag: true, 190 freeDrag: false, 191 192 margin: 0, 193 stagePadding: 0, 194 195 merge: false, 196 mergeFit: true, 197 autoWidth: false, 198 199 startPosition: 0, 200 rtl: false, 201 202 smartSpeed: 250, 203 fluidSpeed: false, 204 dragEndSpeed: false, 205 206 responsive: {}, 207 responsiveRefreshRate: 200, 208 responsiveBaseElement: window, 209 210 fallbackEasing: 'swing', 211 212 info: false, 213 214 nestedItemSelector: false, 215 itemElement: 'div', 216 stageElement: 'div', 217 218 refreshClass: 'owl-refresh', 219 loadedClass: 'owl-loaded', 220 loadingClass: 'owl-loading', 221 rtlClass: 'owl-rtl', 222 responsiveClass: 'owl-responsive', 223 dragClass: 'owl-drag', 224 itemClass: 'owl-item', 225 stageClass: 'owl-stage', 226 stageOuterClass: 'owl-stage-outer', 227 grabClass: 'owl-grab' 228 }; 229 230 /** 231 * Enumeration for width. 232 * @public 233 * @readonly 234 * @enum {String} 235 */ 236 Owl.Width = { 237 Default: 'default', 238 Inner: 'inner', 239 Outer: 'outer' 240 }; 241 242 /** 243 * Enumeration for types. 244 * @public 245 * @readonly 246 * @enum {String} 247 */ 248 Owl.Type = { 249 Event: 'event', 250 State: 'state' 251 }; 252 253 /** 254 * Contains all registered plugins. 255 * @public 256 */ 257 Owl.Plugins = {}; 258 259 /** 260 * List of workers involved in the update process. 261 */ 262 Owl.Workers = [ { 263 filter: [ 'width', 'settings' ], 264 run: function() { 265 this._width = this.$element.width(); 266 } 267 }, { 268 filter: [ 'width', 'items', 'settings' ], 269 run: function(cache) { 270 cache.current = this._items && this._items[this.relative(this._current)]; 271 } 272 }, { 273 filter: [ 'items', 'settings' ], 274 run: function() { 275 this.$stage.children('.cloned').remove(); 276 } 277 }, { 278 filter: [ 'width', 'items', 'settings' ], 279 run: function(cache) { 280 var margin = this.settings.margin || '', 281 grid = !this.settings.autoWidth, 282 rtl = this.settings.rtl, 283 css = { 284 'width': 'auto', 285 'margin-left': rtl ? margin : '', 286 'margin-right': rtl ? '' : margin 287 }; 288 289 !grid && this.$stage.children().css(css); 290 291 cache.css = css; 292 } 293 }, { 294 filter: [ 'width', 'items', 'settings' ], 295 run: function(cache) { 296 var width = (this.width() / this.settings.items).toFixed(3) - this.settings.margin, 297 merge = null, 298 iterator = this._items.length, 299 grid = !this.settings.autoWidth, 300 widths = []; 301 302 cache.items = { 303 merge: false, 304 width: width 305 }; 306 307 while (iterator--) { 308 merge = this._mergers[iterator]; 309 merge = this.settings.mergeFit && Math.min(merge, this.settings.items) || merge; 310 311 cache.items.merge = merge > 1 || cache.items.merge; 312 313 widths[iterator] = !grid ? this._items[iterator].width() : width * merge; 314 } 315 316 this._widths = widths; 317 } 318 }, { 319 filter: [ 'items', 'settings' ], 320 run: function() { 321 var clones = [], 322 items = this._items, 323 settings = this.settings, 324 // TODO: Should be computed from number of min width items in stage 325 view = Math.max(settings.items * 2, 4),
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326 size = Math.ceil(items.length / 2) * 2, 327 repeat = settings.loop && items.length ? settings.rewind ? view : Math.max(view, size) : 0, 328 append = '', 329 prepend = ''; 330 331 repeat /= 2; 332 333 while (repeat--) { 334 // Switch to only using appended clones 335 clones.push(this.normalize(clones.length / 2, true)); 336 append = append + items[clones[clones.length - 1]][0].outerHTML; 337 clones.push(this.normalize(items.length - 1 - (clones.length - 1) / 2, true)); 338 prepend = items[clones[clones.length - 1]][0].outerHTML + prepend; 339 } 340 341 this._clones = clones; 342 343 $(append).addClass('cloned').appendTo(this.$stage); 344 $(prepend).addClass('cloned').prependTo(this.$stage);
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344 345 } 346 }, { 347 filter: [ 'width', 'items', 'settings' ], 348 run: function() { 349 var rtl = this.settings.rtl ? 1 : -1, 350 size = this._clones.length + this._items.length, 351 iterator = -1, 352 previous = 0, 353 current = 0, 354 coordinates = []; 355 356 while (++iterator < size) { 357 previous = coordinates[iterator - 1] || 0; 358 current = this._widths[this.relative(iterator)] + this.settings.margin; 359 coordinates.push(previous + current * rtl); 360 } 361 362 this._coordinates = coordinates; 363 } 364 }, { 365 filter: [ 'width', 'items', 'settings' ], 366 run: function() { 367 var padding = this.settings.stagePadding, 368 coordinates = this._coordinates, 369 css = { 370 'width': Math.ceil(Math.abs(coordinates[coordinates.length - 1])) + padding * 2, 371 'padding-left': padding || '', 372 'padding-right': padding || '' 373 }; 374 375 this.$stage.css(css); 376 } 377 }, { 378 filter: [ 'width', 'items', 'settings' ], 379 run: function(cache) { 380 var iterator = this._coordinates.length, 381 grid = !this.settings.autoWidth, 382 items = this.$stage.children(); 383 384 if (grid && cache.items.merge) { 385 while (iterator--) { 386 cache.css.width = this._widths[this.relative(iterator)]; 387 items.eq(iterator).css(cache.css); 388 } 389 } else if (grid) { 390 cache.css.width = cache.items.width; 391 items.css(cache.css); 392 } 393 } 394 }, { 395 filter: [ 'items' ], 396 run: function() { 397 this._coordinates.length < 1 && this.$stage.removeAttr('style'); 398 } 399 }, { 400 filter: [ 'width', 'items', 'settings' ], 401 run: function(cache) { 402 cache.current = cache.current ? this.$stage.children().index(cache.current) : 0; 403 cache.current = Math.max(this.minimum(), Math.min(this.maximum(), cache.current)); 404 this.reset(cache.current); 405 } 406 }, { 407 filter: [ 'position' ], 408 run: function() { 409 this.animate(this.coordinates(this._current)); 410 } 411 }, { 412 filter: [ 'width', 'position', 'items', 'settings' ], 413 run: function() { 414 var rtl = this.settings.rtl ? 1 : -1, 415 padding = this.settings.stagePadding * 2, 416 begin = this.coordinates(this.current()) + padding, 417 end = begin + this.width() * rtl, 418 inner, outer, matches = [], i, n; 419 420 for (i = 0, n = this._coordinates.length; i < n; i++) { 421 inner = this._coordinates[i - 1] || 0; 422 outer = Math.abs(this._coordinates[i]) + padding * rtl; 423 424 if ((this.op(inner, '<=', begin) && (this.op(inner, '>', end))) 425 || (this.op(outer, '<', begin) && this.op(outer, '>', end))) { 426 matches.push(i); 427 } 428 } 429 430 this.$stage.children('.active').removeClass('active'); 431 this.$stage.children(':eq(' + matches.join('), :eq(') + ')').addClass('active'); 432 433 if (this.settings.center) { 434 this.$stage.children('.center').removeClass('center'); 435 this.$stage.children().eq(this.current()).addClass('center'); 436 } 437 } 438 } ]; 439 440 /** 441 * Initializes the carousel. 442 * @protected 443 */ 444 Owl.prototype.initialize = function() { 445 this.enter('initializing'); 446 this.trigger('initialize'); 447 448 this.$element.toggleClass(this.settings.rtlClass, this.settings.rtl); 449 450 if (this.settings.autoWidth && !this.is('pre-loading')) { 451 var imgs, nestedSelector, width; 452 imgs = this.$element.find('img'); 453 nestedSelector = this.settings.nestedItemSelector ? '.' + this.settings.nestedItemSelector : undefined; 454 width = this.$element.children(nestedSelector).width(); 455 456 if (imgs.length && width <= 0) { 457 this.preloadAutoWidthImages(imgs); 458 } 459 } 460 461 this.$element.addClass(this.options.loadingClass); 462 463 // create stage 464 this.$stage = $('<' + this.settings.stageElement + ' class="' + this.settings.stageClass + '"/>') 465 .wrap('<div class="' + this.settings.stageOuterClass + '"/>'); 466 467 // append stage 468 this.$element.append(this.$stage.parent()); 469 470 // append content 471 this.replace(this.$element.children().not(this.$stage.parent())); 472 473 // check visibility 474 if (this.$element.is(':visible')) { 475 // update view 476 this.refresh(); 477 } else { 478 // invalidate width 479 this.invalidate('width'); 480 } 481 482 this.$element 483 .removeClass(this.options.loadingClass) 484 .addClass(this.options.loadedClass); 485 486 // register event handlers 487 this.registerEventHandlers(); 488 489 this.leave('initializing'); 490 this.trigger('initialized'); 491 }; 492 493 /** 494 * Setups the current settings. 495 * @todo Remove responsive classes. Why should adaptive designs be brought into IE8? 496 * @todo Support for media queries by using `matchMedia` would be nice. 497 * @public 498 */ 499 Owl.prototype.setup = function() { 500 var viewport = this.viewport(), 501 overwrites = this.options.responsive, 502 match = -1, 503 settings = null; 504 505 if (!overwrites) { 506 settings = $.extend({}, this.options); 507 } else { 508 $.each(overwrites, function(breakpoint) { 509 if (breakpoint <= viewport && breakpoint > match) { 510 match = Number(breakpoint); 511 } 512 }); 513 514 settings = $.extend({}, this.options, overwrites[match]); 515 if (typeof settings.stagePadding === 'function') { 516 settings.stagePadding = settings.stagePadding(); 517 } 518 delete settings.responsive; 519 520 // responsive class 521 if (settings.responsiveClass) { 522 this.$element.attr('class', 523 this.$element.attr('class').replace(new RegExp('(' + this.options.responsiveClass + '-)\\S+\\s', 'g'), '$1' + match) 524 ); 525 } 526 } 527 528 this.trigger('change', { property: { name: 'settings', value: settings } }); 529 this._breakpoint = match; 530 this.settings = settings; 531 this.invalidate('settings'); 532 this.trigger('changed', { property: { name: 'settings', value: this.settings } }); 533 }; 534 535 /** 536 * Updates option logic if necessery. 537 * @protected 538 */ 539 Owl.prototype.optionsLogic = function() { 540 if (this.settings.autoWidth) { 541 this.settings.stagePadding = false; 542 this.settings.merge = false; 543 } 544 }; 545 546 /** 547 * Prepares an item before add. 548 * @todo Rename event parameter `content` to `item`. 549 * @protected 550 * @returns {jQuery|HTMLElement} - The item container. 551 */ 552 Owl.prototype.prepare = function(item) { 553 var event = this.trigger('prepare', { content: item }); 554 555 if (!event.data) { 556 event.data = $('<' + this.settings.itemElement + '/>') 557 .addClass(this.options.itemClass).append(item) 558 } 559 560 this.trigger('prepared', { content: event.data }); 561 562 return event.data; 563 }; 564 565 /** 566 * Updates the view. 567 * @public 568 */ 569 Owl.prototype.update = function() { 570 var i = 0, 571 n = this._pipe.length, 572 filter = $.proxy(function(p) { return this[p] }, this._invalidated), 573 cache = {}; 574 575 while (i < n) { 576 if (this._invalidated.all || $.grep(this._pipe[i].filter, filter).length > 0) { 577 this._pipe[i].run(cache); 578 } 579 i++; 580 } 581 582 this._invalidated = {}; 583 584 !this.is('valid') && this.enter('valid'); 585 }; 586 587 /** 588 * Gets the width of the view. 589 * @public 590 * @param {Owl.Width} [dimension=Owl.Width.Default] - The dimension to return. 591 * @returns {Number} - The width of the view in pixel. 592 */ 593 Owl.prototype.width = function(dimension) { 594 dimension = dimension || Owl.Width.Default; 595 switch (dimension) { 596 case Owl.Width.Inner: 597 case Owl.Width.Outer: 598 return this._width; 599 default: 600 return this._width - this.settings.stagePadding * 2 + this.settings.margin; 601 } 602 }; 603 604 /** 605 * Refreshes the carousel primarily for adaptive purposes. 606 * @public 607 */ 608 Owl.prototype.refresh = function() { 609 this.enter('refreshing'); 610 this.trigger('refresh'); 611 612 this.setup(); 613 614 this.optionsLogic(); 615 616 this.$element.addClass(this.options.refreshClass); 617 618 this.update(); 619 620 this.$element.removeClass(this.options.refreshClass); 621 622 this.leave('refreshing'); 623 this.trigger('refreshed'); 624 }; 625 626 /** 627 * Checks window `resize` event. 628 * @protected 629 */ 630 Owl.prototype.onThrottledResize = function() { 631 window.clearTimeout(this.resizeTimer); 632 this.resizeTimer = window.setTimeout(this._handlers.onResize, this.settings.responsiveRefreshRate); 633 }; 634 635 /** 636 * Checks window `resize` event. 637 * @protected 638 */ 639 Owl.prototype.onResize = function() { 640 if (!this._items.length) { 641 return false; 642 } 643 644 if (this._width === this.$element.width()) { 645 return false; 646 } 647 648 if (!this.$element.is(':visible')) { 649 return false; 650 } 651 652 this.enter('resizing'); 653 654 if (this.trigger('resize').isDefaultPrevented()) { 655 this.leave('resizing'); 656 return false; 657 } 658 659 this.invalidate('width'); 660 661 this.refresh(); 662 663 this.leave('resizing'); 664 this.trigger('resized'); 665 }; 666 667 /** 668 * Registers event handlers. 669 * @todo Check `msPointerEnabled` 670 * @todo #261 671 * @protected 672 */ 673 Owl.prototype.registerEventHandlers = function() { 674 if ($.support.transition) { 675 this.$stage.on($.support.transition.end + '.owl.core', $.proxy(this.onTransitionEnd, this)); 676 } 677 678 if (this.settings.responsive !== false) { 679 this.on(window, 'resize', this._handlers.onThrottledResize); 680 } 681 682 if (this.settings.mouseDrag) { 683 this.$element.addClass(this.options.dragClass); 684 this.$stage.on('mousedown.owl.core', $.proxy(this.onDragStart, this)); 685 this.$stage.on('dragstart.owl.core selectstart.owl.core', function() { return false }); 686 } 687 688 if (this.settings.touchDrag){ 689 this.$stage.on('touchstart.owl.core', $.proxy(this.onDragStart, this)); 690 this.$stage.on('touchcancel.owl.core', $.proxy(this.onDragEnd, this)); 691 } 692 }; 693 694 /** 695 * Handles `touchstart` and `mousedown` events. 696 * @todo Horizontal swipe threshold as option 697 * @todo #261 698 * @protected 699 * @param {Event} event - The event arguments. 700 */ 701 Owl.prototype.onDragStart = function(event) { 702 var stage = null; 703 704 if (event.which === 3) { 705 return; 706 } 707 708 if ($.support.transform) { 709 stage = this.$stage.css('transform').replace(/.*\(|\)| /g, '').split(','); 710 stage = { 711 x: stage[stage.length === 16 ? 12 : 4], 712 y: stage[stage.length === 16 ? 13 : 5] 713 }; 714 } else { 715 stage = this.$stage.position(); 716 stage = { 717 x: this.settings.rtl ? 718 stage.left + this.$stage.width() - this.width() + this.settings.margin : 719 stage.left, 720 y: stage.top 721 }; 722 } 723 724 if (this.is('animating')) { 725 $.support.transform ? this.animate(stage.x) : this.$stage.stop() 726 this.invalidate('position'); 727 } 728 729 this.$element.toggleClass(this.options.grabClass, event.type === 'mousedown'); 730 731 this.speed(0); 732 733 this._drag.time = new Date().getTime(); 734 this._drag.target = $(event.target); 735 this._drag.stage.start = stage; 736 this._drag.stage.current = stage; 737 this._drag.pointer = this.pointer(event); 738 739 $(document).on('mouseup.owl.core touchend.owl.core', $.proxy(this.onDragEnd, this)); 740 741 $(document).one('mousemove.owl.core touchmove.owl.core', $.proxy(function(event) { 742 var delta = this.difference(this._drag.pointer, this.pointer(event)); 743 744 $(document).on('mousemove.owl.core touchmove.owl.core', $.proxy(this.onDragMove, this)); 745 746 if (Math.abs(delta.x) < Math.abs(delta.y) && this.is('valid')) { 747 return; 748 } 749 750 event.preventDefault(); 751 752 this.enter('dragging'); 753 this.trigger('drag'); 754 }, this)); 755 }; 756 757 /** 758 * Handles the `touchmove` and `mousemove` events. 759 * @todo #261 760 * @protected 761 * @param {Event} event - The event arguments. 762 */ 763 Owl.prototype.onDragMove = function(event) { 764 var minimum = null, 765 maximum = null, 766 pull = null, 767 delta = this.difference(this._drag.pointer, this.pointer(event)), 768 stage = this.difference(this._drag.stage.start, delta); 769 770 if (!this.is('dragging')) { 771 return; 772 } 773 774 event.preventDefault(); 775 776 if (this.settings.loop) { 777 minimum = this.coordinates(this.minimum()); 778 maximum = this.coordinates(this.maximum() + 1) - minimum; 779 stage.x = (((stage.x - minimum) % maximum + maximum) % maximum) + minimum; 780 } else { 781 minimum = this.settings.rtl ? this.coordinates(this.maximum()) : this.coordinates(this.minimum()); 782 maximum = this.settings.rtl ? this.coordinates(this.minimum()) : this.coordinates(this.maximum()); 783 pull = this.settings.pullDrag ? -1 * delta.x / 5 : 0; 784 stage.x = Math.max(Math.min(stage.x, minimum + pull), maximum + pull); 785 } 786 787 this._drag.stage.current = stage; 788 789 this.animate(stage.x); 790 }; 791 792 /** 793 * Handles the `touchend` and `mouseup` events. 794 * @todo #261 795 * @todo Threshold for click event 796 * @protected 797 * @param {Event} event - The event arguments. 798 */ 799 Owl.prototype.onDragEnd = function(event) { 800 var delta = this.difference(this._drag.pointer, this.pointer(event)), 801 stage = this._drag.stage.current, 802 direction = delta.x > 0 ^ this.settings.rtl ? 'left' : 'right'; 803 804 $(document).off('.owl.core'); 805 806 this.$element.removeClass(this.options.grabClass); 807 808 if (delta.x !== 0 && this.is('dragging') || !this.is('valid')) { 809 this.speed(this.settings.dragEndSpeed || this.settings.smartSpeed); 810 this.current(this.closest(stage.x, delta.x !== 0 ? direction : this._drag.direction)); 811 this.invalidate('position'); 812 this.update(); 813 814 this._drag.direction = direction; 815 816 if (Math.abs(delta.x) > 3 || new Date().getTime() - this._drag.time > 300) { 817 this._drag.target.one('click.owl.core', function() { return false; }); 818 } 819 } 820 821 if (!this.is('dragging')) { 822 return; 823 } 824 825 this.leave('dragging'); 826 this.trigger('dragged'); 827 }; 828 829 /** 830 * Gets absolute position of the closest item for a coordinate. 831 * @todo Setting `freeDrag` makes `closest` not reusable. See #165. 832 * @protected 833 * @param {Number} coordinate - The coordinate in pixel. 834 * @param {String} direction - The direction to check for the closest item. Ether `left` or `right`. 835 * @return {Number} - The absolute position of the closest item. 836 */ 837 Owl.prototype.closest = function(coordinate, direction) { 838 var position = -1, 839 pull = 30, 840 width = this.width(), 841 coordinates = this.coordinates(); 842 843 if (!this.settings.freeDrag) { 844 // check closest item 845 $.each(coordinates, $.proxy(function(index, value) { 846 // on a left pull, check on current index 847 if (direction === 'left' && coordinate > value - pull && coordinate < value + pull) { 848 position = index; 849 // on a right pull, check on previous index 850 // to do so, subtract width from value and set position = index + 1 851 } else if (direction === 'right' && coordinate > value - width - pull && coordinate < value - width + pull) { 852 position = index + 1; 853 } else if (this.op(coordinate, '<', value) 854 && this.op(coordinate, '>', coordinates[index + 1] || value - width)) { 855 position = direction === 'left' ? index + 1 : index; 856 } 857 return position === -1; 858 }, this)); 859 } 860 861 if (!this.settings.loop) { 862 // non loop boundries 863 if (this.op(coordinate, '>', coordinates[this.minimum()])) { 864 position = coordinate = this.minimum(); 865 } else if (this.op(coordinate, '<', coordinates[this.maximum()])) { 866 position = coordinate = this.maximum(); 867 } 868 } 869 870 return position; 871 }; 872 873 /** 874 * Animates the stage. 875 * @todo #270 876 * @public 877 * @param {Number} coordinate - The coordinate in pixels. 878 */ 879 Owl.prototype.animate = function(coordinate) { 880 var animate = this.speed() > 0; 881 882 this.is('animating') && this.onTransitionEnd(); 883 884 if (animate) { 885 this.enter('animating'); 886 this.trigger('translate'); 887 } 888 889 if ($.support.transform3d && $.support.transition) { 890 this.$stage.css({ 891 transform: 'translate3d(' + coordinate + 'px,0px,0px)', 892 transition: (this.speed() / 1000) + 's' 893 }); 894 } else if (animate) { 895 this.$stage.animate({ 896 left: coordinate + 'px' 897 }, this.speed(), this.settings.fallbackEasing, $.proxy(this.onTransitionEnd, this)); 898 } else { 899 this.$stage.css({ 900 left: coordinate + 'px' 901 }); 902 } 903 }; 904 905 /** 906 * Checks whether the carousel is in a specific state or not. 907 * @param {String} state - The state to check. 908 * @returns {Boolean} - The flag which indicates if the carousel is busy. 909 */ 910 Owl.prototype.is = function(state) { 911 return this._states.current[state] && this._states.current[state] > 0; 912 }; 913 914 /** 915 * Sets the absolute position of the current item. 916 * @public 917 * @param {Number} [position] - The new absolute position or nothing to leave it unchanged. 918 * @returns {Number} - The absolute position of the current item. 919 */ 920 Owl.prototype.current = function(position) { 921 if (position === undefined) { 922 return this._current; 923 } 924 925 if (this._items.length === 0) { 926 return undefined; 927 } 928 929 position = this.normalize(position); 930 931 if (this._current !== position) { 932 var event = this.trigger('change', { property: { name: 'position', value: position } }); 933 934 if (event.data !== undefined) { 935 position = this.normalize(event.data); 936 } 937 938 this._current = position; 939 940 this.invalidate('position'); 941 942 this.trigger('changed', { property: { name: 'position', value: this._current } }); 943 } 944 945 return this._current; 946 }; 947 948 /** 949 * Invalidates the given part of the update routine. 950 * @param {String} [part] - The part to invalidate. 951 * @returns {Array.<String>} - The invalidated parts. 952 */ 953 Owl.prototype.invalidate = function(part) { 954 if ($.type(part) === 'string') { 955 this._invalidated[part] = true; 956 this.is('valid') && this.leave('valid'); 957 } 958 return $.map(this._invalidated, function(v, i) { return i }); 959 }; 960 961 /** 962 * Resets the absolute position of the current item. 963 * @public 964 * @param {Number} position - The absolute position of the new item. 965 */ 966 Owl.prototype.reset = function(position) { 967 position = this.normalize(position); 968 969 if (position === undefined) { 970 return; 971 } 972 973 this._speed = 0; 974 this._current = position; 975 976 this.suppress([ 'translate', 'translated' ]); 977 978 this.animate(this.coordinates(position)); 979 980 this.release([ 'translate', 'translated' ]); 981 }; 982 983 /** 984 * Normalizes an absolute or a relative position of an item. 985 * @public 986 * @param {Number} position - The absolute or relative position to normalize. 987 * @param {Boolean} [relative=false] - Whether the given position is relative or not. 988 * @returns {Number} - The normalized position. 989 */ 990 Owl.prototype.normalize = function(position, relative) { 991 var n = this._items.length, 992 m = relative ? 0 : this._clones.length; 993 994 if (!this.isNumeric(position) || n < 1) { 995 position = undefined; 996 } else if (position < 0 || position >= n + m) { 997 position = ((position - m / 2) % n + n) % n + m / 2; 998 } 999 1000 return position; 1001 }; 1002 1003 /** 1004 * Converts an absolute position of an item into a relative one. 1005 * @public 1006 * @param {Number} position - The absolute position to convert. 1007 * @returns {Number} - The converted position. 1008 */ 1009 Owl.prototype.relative = function(position) { 1010 position -= this._clones.length / 2; 1011 return this.normalize(position, true); 1012 }; 1013 1014 /** 1015 * Gets the maximum position for the current item. 1016 * @public 1017 * @param {Boolean} [relative=false] - Whether to return an absolute position or a relative position. 1018 * @returns {Number} 1019 */ 1020 Owl.prototype.maximum = function(relative) { 1021 var settings = this.settings, 1022 maximum = this._coordinates.length, 1023 iterator, 1024 reciprocalItemsWidth, 1025 elementWidth; 1026 1027 if (settings.loop) { 1028 maximum = this._clones.length / 2 + this._items.length - 1; 1029 } else if (settings.autoWidth || settings.merge) { 1030 iterator = this._items.length; 1031 reciprocalItemsWidth = this._items[--iterator].width(); 1032 elementWidth = this.$element.width(); 1033 while (iterator--) { 1034 reciprocalItemsWidth += this._items[iterator].width() + this.settings.margin; 1035 if (reciprocalItemsWidth > elementWidth) { 1036 break; 1037 } 1038 } 1039 maximum = iterator + 1; 1040 } else if (settings.center) { 1041 maximum = this._items.length - 1; 1042 } else { 1043 maximum = this._items.length - settings.items; 1044 } 1045 1046 if (relative) { 1047 maximum -= this._clones.length / 2; 1048 } 1049 1050 return Math.max(maximum, 0); 1051 }; 1052 1053 /** 1054 * Gets the minimum position for the current item. 1055 * @public 1056 * @param {Boolean} [relative=false] - Whether to return an absolute position or a relative position. 1057 * @returns {Number} 1058 */ 1059 Owl.prototype.minimum = function(relative) { 1060 return relative ? 0 : this._clones.length / 2; 1061 }; 1062 1063 /** 1064 * Gets an item at the specified relative position. 1065 * @public 1066 * @param {Number} [position] - The relative position of the item. 1067 * @return {jQuery|Array.<jQuery>} - The item at the given position or all items if no position was given. 1068 */ 1069 Owl.prototype.items = function(position) { 1070 if (position === undefined) { 1071 return this._items.slice(); 1072 } 1073 1074 position = this.normalize(position, true); 1075 return this._items[position]; 1076 }; 1077 1078 /** 1079 * Gets an item at the specified relative position. 1080 * @public 1081 * @param {Number} [position] - The relative position of the item. 1082 * @return {jQuery|Array.<jQuery>} - The item at the given position or all items if no position was given. 1083 */ 1084 Owl.prototype.mergers = function(position) { 1085 if (position === undefined) { 1086 return this._mergers.slice(); 1087 } 1088 1089 position = this.normalize(position, true); 1090 return this._mergers[position]; 1091 }; 1092 1093 /** 1094 * Gets the absolute positions of clones for an item. 1095 * @public 1096 * @param {Number} [position] - The relative position of the item. 1097 * @returns {Array.<Number>} - The absolute positions of clones for the item or all if no position was given. 1098 */ 1099 Owl.prototype.clones = function(position) { 1100 var odd = this._clones.length / 2, 1101 even = odd + this._items.length, 1102 map = function(index) { return index % 2 === 0 ? even + index / 2 : odd - (index + 1) / 2 }; 1103 1104 if (position === undefined) { 1105 return $.map(this._clones, function(v, i) { return map(i) }); 1106 } 1107 1108 return $.map(this._clones, function(v, i) { return v === position ? map(i) : null }); 1109 }; 1110 1111 /** 1112 * Sets the current animation speed. 1113 * @public 1114 * @param {Number} [speed] - The animation speed in milliseconds or nothing to leave it unchanged. 1115 * @returns {Number} - The current animation speed in milliseconds. 1116 */ 1117 Owl.prototype.speed = function(speed) { 1118 if (speed !== undefined) { 1119 this._speed = speed; 1120 } 1121 1122 return this._speed; 1123 }; 1124 1125 /** 1126 * Gets the coordinate of an item. 1127 * @todo The name of this method is missleanding. 1128 * @public 1129 * @param {Number} position - The absolute position of the item within `minimum()` and `maximum()`. 1130 * @returns {Number|Array.<Number>} - The coordinate of the item in pixel or all coordinates. 1131 */ 1132 Owl.prototype.coordinates = function(position) { 1133 var multiplier = 1, 1134 newPosition = position - 1, 1135 coordinate; 1136 1137 if (position === undefined) { 1138 return $.map(this._coordinates, $.proxy(function(coordinate, index) { 1139 return this.coordinates(index); 1140 }, this)); 1141 } 1142 1143 if (this.settings.center) { 1144 if (this.settings.rtl) { 1145 multiplier = -1; 1146 newPosition = position + 1; 1147 } 1148 1149 coordinate = this._coordinates[position]; 1150 coordinate += (this.width() - coordinate + (this._coordinates[newPosition] || 0)) / 2 * multiplier; 1151 } else { 1152 coordinate = this._coordinates[newPosition] || 0; 1153 } 1154 1155 coordinate = Math.ceil(coordinate); 1156 1157 return coordinate; 1158 }; 1159 1160 /** 1161 * Calculates the speed for a translation. 1162 * @protected 1163 * @param {Number} from - The absolute position of the start item. 1164 * @param {Number} to - The absolute position of the target item. 1165 * @param {Number} [factor=undefined] - The time factor in milliseconds. 1166 * @returns {Number} - The time in milliseconds for the translation. 1167 */ 1168 Owl.prototype.duration = function(from, to, factor) { 1169 if (factor === 0) { 1170 return 0; 1171 } 1172 1173 return Math.min(Math.max(Math.abs(to - from), 1), 6) * Math.abs((factor || this.settings.smartSpeed)); 1174 }; 1175 1176 /** 1177 * Slides to the specified item. 1178 * @public 1179 * @param {Number} position - The position of the item. 1180 * @param {Number} [speed] - The time in milliseconds for the transition. 1181 */ 1182 Owl.prototype.to = function(position, speed) { 1183 var current = this.current(), 1184 revert = null, 1185 distance = position - this.relative(current), 1186 direction = (distance > 0) - (distance < 0), 1187 items = this._items.length, 1188 minimum = this.minimum(), 1189 maximum = this.maximum(); 1190 1191 if (this.settings.loop) { 1192 if (!this.settings.rewind && Math.abs(distance) > items / 2) { 1193 distance += direction * -1 * items; 1194 } 1195 1196 position = current + distance; 1197 revert = ((position - minimum) % items + items) % items + minimum; 1198 1199 if (revert !== position && revert - distance <= maximum && revert - distance > 0) { 1200 current = revert - distance; 1201 position = revert; 1202 this.reset(current); 1203 } 1204 } else if (this.settings.rewind) { 1205 maximum += 1; 1206 position = (position % maximum + maximum) % maximum; 1207 } else { 1208 position = Math.max(minimum, Math.min(maximum, position)); 1209 } 1210 1211 this.speed(this.duration(current, position, speed)); 1212 this.current(position); 1213 1214 if (this.$element.is(':visible')) { 1215 this.update(); 1216 } 1217 }; 1218 1219 /** 1220 * Slides to the next item. 1221 * @public 1222 * @param {Number} [speed] - The time in milliseconds for the transition. 1223 */ 1224 Owl.prototype.next = function(speed) { 1225 speed = speed || false; 1226 this.to(this.relative(this.current()) + 1, speed); 1227 }; 1228 1229 /** 1230 * Slides to the previous item. 1231 * @public 1232 * @param {Number} [speed] - The time in milliseconds for the transition. 1233 */ 1234 Owl.prototype.prev = function(speed) { 1235 speed = speed || false; 1236 this.to(this.relative(this.current()) - 1, speed); 1237 }; 1238 1239 /** 1240 * Handles the end of an animation. 1241 * @protected 1242 * @param {Event} event - The event arguments. 1243 */ 1244 Owl.prototype.onTransitionEnd = function(event) { 1245 1246 // if css2 animation then event object is undefined 1247 if (event !== undefined) { 1248 event.stopPropagation(); 1249 1250 // Catch only owl-stage transitionEnd event 1251 if ((event.target || event.srcElement || event.originalTarget) !== this.$stage.get(0)) { 1252 return false; 1253 } 1254 } 1255 1256 this.leave('animating'); 1257 this.trigger('translated'); 1258 }; 1259 1260 /** 1261 * Gets viewport width. 1262 * @protected 1263 * @return {Number} - The width in pixel. 1264 */ 1265 Owl.prototype.viewport = function() { 1266 var width; 1267 if (this.options.responsiveBaseElement !== window) { 1268 width = $(this.options.responsiveBaseElement).width(); 1269 } else if (window.innerWidth) { 1270 width = window.innerWidth; 1271 } else if (document.documentElement && document.documentElement.clientWidth) { 1272 width = document.documentElement.clientWidth; 1273 } else { 1274 console.warn('Can not detect viewport width.'); 1275 } 1276 return width; 1277 }; 1278 1279 /** 1280 * Replaces the current content. 1281 * @public 1282 * @param {HTMLElement|jQuery|String} content - The new content. 1283 */ 1284 Owl.prototype.replace = function(content) { 1285 this.$stage.empty(); 1286 this._items = []; 1287 1288 if (content) { 1289 content = (content instanceof jQuery) ? content : $(content); 1290 } 1291 1292 if (this.settings.nestedItemSelector) { 1293 content = content.find('.' + this.settings.nestedItemSelector); 1294 } 1295 1296 content.filter(function() { 1297 return this.nodeType === 1; 1298 }).each($.proxy(function(index, item) { 1299 item = this.prepare(item); 1300 this.$stage.append(item); 1301 this._items.push(item); 1302 this._mergers.push(item.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1); 1303 }, this)); 1304 1305 this.reset(this.isNumeric(this.settings.startPosition) ? this.settings.startPosition : 0); 1306 1307 this.invalidate('items'); 1308 }; 1309 1310 /** 1311 * Adds an item. 1312 * @todo Use `item` instead of `content` for the event arguments. 1313 * @public 1314 * @param {HTMLElement|jQuery|String} content - The item content to add. 1315 * @param {Number} [position] - The relative position at which to insert the item otherwise the item will be added to the end. 1316 */ 1317 Owl.prototype.add = function(content, position) { 1318 var current = this.relative(this._current); 1319 1320 position = position === undefined ? this._items.length : this.normalize(position, true); 1321 content = content instanceof jQuery ? content : $(content); 1322 1323 this.trigger('add', { content: content, position: position }); 1324 1325 content = this.prepare(content); 1326 1327 if (this._items.length === 0 || position === this._items.length) { 1328 this._items.length === 0 && this.$stage.append(content); 1329 this._items.length !== 0 && this._items[position - 1].after(content); 1330 this._items.push(content); 1331 this._mergers.push(content.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1); 1332 } else { 1333 this._items[position].before(content); 1334 this._items.splice(position, 0, content); 1335 this._mergers.splice(position, 0, content.find('[data-merge]').addBack('[data-merge]').attr('data-merge') * 1 || 1); 1336 } 1337 1338 this._items[current] && this.reset(this._items[current].index()); 1339 1340 this.invalidate('items'); 1341 1342 this.trigger('added', { content: content, position: position }); 1343 }; 1344 1345 /** 1346 * Removes an item by its position. 1347 * @todo Use `item` instead of `content` for the event arguments. 1348 * @public 1349 * @param {Number} position - The relative position of the item to remove. 1350 */ 1351 Owl.prototype.remove = function(position) { 1352 position = this.normalize(position, true); 1353 1354 if (position === undefined) { 1355 return; 1356 } 1357 1358 this.trigger('remove', { content: this._items[position], position: position }); 1359 1360 this._items[position].remove(); 1361 this._items.splice(position, 1); 1362 this._mergers.splice(position, 1); 1363 1364 this.invalidate('items'); 1365 1366 this.trigger('removed', { content: null, position: position }); 1367 }; 1368 1369 /** 1370 * Preloads images with auto width. 1371 * @todo Replace by a more generic approach 1372 * @protected 1373 */ 1374 Owl.prototype.preloadAutoWidthImages = function(images) { 1375 images.each($.proxy(function(i, element) { 1376 this.enter('pre-loading'); 1377 element = $(element); 1378 $(new Image()).one('load', $.proxy(function(e) { 1379 element.attr('src', e.target.src); 1380 element.css('opacity', 1); 1381 this.leave('pre-loading'); 1382 !this.is('pre-loading') && !this.is('initializing') && this.refresh(); 1383 }, this)).attr('src', element.attr('src') || element.attr('data-src') || element.attr('data-src-retina')); 1384 }, this)); 1385 }; 1386 1387 /** 1388 * Destroys the carousel. 1389 * @public 1390 */ 1391 Owl.prototype.destroy = function() { 1392 1393 this.$element.off('.owl.core'); 1394 this.$stage.off('.owl.core'); 1395 $(document).off('.owl.core'); 1396 1397 if (this.settings.responsive !== false) { 1398 window.clearTimeout(this.resizeTimer); 1399 this.off(window, 'resize', this._handlers.onThrottledResize); 1400 } 1401 1402 for (var i in this._plugins) { 1403 this._plugins[i].destroy(); 1404 } 1405 1406 this.$stage.children('.cloned').remove(); 1407 1408 this.$stage.unwrap(); 1409 this.$stage.children().contents().unwrap(); 1410 this.$stage.children().unwrap(); 1411 1412 this.$element 1413 .removeClass(this.options.refreshClass) 1414 .removeClass(this.options.loadingClass) 1415 .removeClass(this.options.loadedClass) 1416 .removeClass(this.options.rtlClass) 1417 .removeClass(this.options.dragClass) 1418 .removeClass(this.options.grabClass) 1419 .attr('class', this.$element.attr('class').replace(new RegExp(this.options.responsiveClass + '-\\S+\\s', 'g'), '')) 1420 .removeData('owl.carousel'); 1421 }; 1422 1423 /** 1424 * Operators to calculate right-to-left and left-to-right. 1425 * @protected 1426 * @param {Number} [a] - The left side operand. 1427 * @param {String} [o] - The operator. 1428 * @param {Number} [b] - The right side operand. 1429 */ 1430 Owl.prototype.op = function(a, o, b) { 1431 var rtl = this.settings.rtl; 1432 switch (o) { 1433 case '<': 1434 return rtl ? a > b : a < b; 1435 case '>': 1436 return rtl ? a < b : a > b; 1437 case '>=': 1438 return rtl ? a <= b : a >= b; 1439 case '<=': 1440 return rtl ? a >= b : a <= b; 1441 default: 1442 break; 1443 } 1444 }; 1445 1446 /** 1447 * Attaches to an internal event. 1448 * @protected 1449 * @param {HTMLElement} element - The event source. 1450 * @param {String} event - The event name. 1451 * @param {Function} listener - The event handler to attach. 1452 * @param {Boolean} capture - Wether the event should be handled at the capturing p
vendor: 6,976 bytes, lines 1452-1692
1452hase or not. 1453 */ 1454 Owl.prototype.on = function(element, event, listener, capture) { 1455 if (element.addEventListener) { 1456 element.addEventListener(event, listener, capture); 1457 } else if (element.attachEvent) { 1458 element.attachEvent('on' + event, listener); 1459 } 1460 }; 1461 1462 /** 1463 * Detaches from an internal event. 1464 * @protected 1465 * @param {HTMLElement} element - The event source. 1466 * @param {String} event - The event name. 1467 * @param {Function} listener - The attached event handler to detach. 1468 * @param {Boolean} capture - Wether the attached event handler was registered as a capturing listener or not. 1469 */ 1470 Owl.prototype.off = function(element, event, listener, capture) { 1471 if (element.removeEventListener) { 1472 element.removeEventListener(event, listener, capture); 1473 } else if (element.detachEvent) { 1474 element.detachEvent('on' + event, listener); 1475 } 1476 }; 1477 1478 /** 1479 * Triggers a public event. 1480 * @todo Remove `status`, `relatedTarget` should be used instead. 1481 * @protected 1482 * @param {String} name - The event name. 1483 * @param {*} [data=null] - The event data. 1484 * @param {String} [namespace=carousel] - The event namespace. 1485 * @param {String} [state] - The state which is associated with the event. 1486 * @param {Boolean} [enter=false] - Indicates if the call enters the specified state or not. 1487 * @returns {Event} - The event arguments. 1488 */ 1489 Owl.prototype.trigger = function(name, data, namespace, state, enter) { 1490 var status = { 1491 item: { count: this._items.length, index: this.current() } 1492 }, handler = $.camelCase( 1493 $.grep([ 'on', name, namespace ], function(v) { return v }) 1494 .join('-').toLowerCase() 1495 ), event = $.Event( 1496 [ name, 'owl', namespace || 'carousel' ].join('.').toLowerCase(), 1497 $.extend({ relatedTarget: this }, status, data) 1498 ); 1499 1500 if (!this._supress[name]) { 1501 $.each(this._plugins, function(name, plugin) { 1502 if (plugin.onTrigger) { 1503 plugin.onTrigger(event); 1504 } 1505 }); 1506 1507 this.register({ type: Owl.Type.Event, name: name }); 1508 this.$element.trigger(event); 1509 1510 if (this.settings && typeof this.settings[handler] === 'function') { 1511 this.settings[handler].call(this, event); 1512 } 1513 } 1514 1515 return event; 1516 }; 1517 1518 /** 1519 * Enters a state. 1520 * @param name - The state name. 1521 */ 1522 Owl.prototype.enter = function(name) { 1523 $.each([ name ].concat(this._states.tags[name] || []), $.proxy(function(i, name) { 1524 if (this._states.current[name] === undefined) { 1525 this._states.current[name] = 0; 1526 } 1527 1528 this._states.current[name]++; 1529 }, this)); 1530 }; 1531 1532 /** 1533 * Leaves a state. 1534 * @param name - The state name. 1535 */ 1536 Owl.prototype.leave = function(name) { 1537 $.each([ name ].concat(this._states.tags[name] || []), $.proxy(function(i, name) { 1538 this._states.current[name]--; 1539 }, this)); 1540 }; 1541 1542 /** 1543 * Registers an event or state. 1544 * @public 1545 * @param {Object} object - The event or state to register. 1546 */ 1547 Owl.prototype.register = function(object) { 1548 if (object.type === Owl.Type.Event) { 1549 if (!$.event.special[object.name]) { 1550 $.event.special[object.name] = {}; 1551 } 1552 1553 if (!$.event.special[object.name].owl) { 1554 var _default = $.event.special[object.name]._default; 1555 $.event.special[object.name]._default = function(e) { 1556 if (_default && _default.apply && (!e.namespace || e.namespace.indexOf('owl') === -1)) { 1557 return _default.apply(this, arguments); 1558 } 1559 return e.namespace && e.namespace.indexOf('owl') > -1; 1560 }; 1561 $.event.special[object.name].owl = true; 1562 } 1563 } else if (object.type === Owl.Type.State) { 1564 if (!this._states.tags[object.name]) { 1565 this._states.tags[object.name] = object.tags; 1566 } else { 1567 this._states.tags[object.name] = this._states.tags[object.name].concat(object.tags); 1568 } 1569 1570 this._states.tags[object.name] = $.grep(this._states.tags[object.name], $.proxy(function(tag, i) { 1571 return $.inArray(tag, this._states.tags[object.name]) === i; 1572 }, this)); 1573 } 1574 }; 1575 1576 /** 1577 * Suppresses events. 1578 * @protected 1579 * @param {Array.<String>} events - The events to suppress. 1580 */ 1581 Owl.prototype.suppress = function(events) { 1582 $.each(events, $.proxy(function(index, event) { 1583 this._supress[event] = true; 1584 }, this)); 1585 }; 1586 1587 /** 1588 * Releases suppressed events. 1589 * @protected 1590 * @param {Array.<String>} events - The events to release. 1591 */ 1592 Owl.prototype.release = function(events) { 1593 $.each(events, $.proxy(function(index, event) { 1594 delete this._supress[event]; 1595 }, this)); 1596 }; 1597 1598 /** 1599 * Gets unified pointer coordinates from event. 1600 * @todo #261 1601 * @protected 1602 * @param {Event} - The `mousedown` or `touchstart` event. 1603 * @returns {Object} - Contains `x` and `y` coordinates of current pointer position. 1604 */ 1605 Owl.prototype.pointer = function(event) { 1606 var result = { x: null, y: null }; 1607 1608 event = event.originalEvent || event || window.event; 1609 1610 event = event.touches && event.touches.length ? 1611 event.touches[0] : event.changedTouches && event.changedTouches.length ? 1612 event.changedTouches[0] : event; 1613 1614 if (event.pageX) { 1615 result.x = event.pageX; 1616 result.y = event.pageY; 1617 } else { 1618 result.x = event.clientX; 1619 result.y = event.clientY; 1620 } 1621 1622 return result; 1623 }; 1624 1625 /** 1626 * Determines if the input is a Number or something that can be coerced to a Number 1627 * @protected 1628 * @param {Number|String|Object|Array|Boolean|RegExp|Function|Symbol} - The input to be tested 1629 * @returns {Boolean} - An indication if the input is a Number or can be coerced to a Number 1630 */ 1631 Owl.prototype.isNumeric = function(number) { 1632 return !isNaN(parseFloat(number)); 1633 }; 1634 1635 /** 1636 * Gets the difference of two vectors. 1637 * @todo #261 1638 * @protected 1639 * @param {Object} - The first vector. 1640 * @param {Object} - The second vector. 1641 * @returns {Object} - The difference. 1642 */ 1643 Owl.prototype.difference = function(first, second) { 1644 return { 1645 x: first.x - second.x, 1646 y: first.y - second.y 1647 }; 1648 }; 1649 1650 /** 1651 * The jQuery Plugin for the Owl Carousel 1652 * @todo Navigation plugin `next` and `prev` 1653 * @public 1654 */ 1655 $.fn.owlCarousel = function(option) { 1656 var args = Array.prototype.slice.call(arguments, 1); 1657 1658 return this.each(function() { 1659 var $this = $(this), 1660 data = $this.data('owl.carousel'); 1661 1662 if (!data) { 1663 data = new Owl(this, typeof option == 'object' && option); 1664 $this.data('owl.carousel', data); 1665 1666 $.each([ 1667 'next', 'prev', 'to', 'destroy', 'refresh', 'replace', 'add', 'remove' 1668 ], function(i, event) { 1669 data.register({ type: Owl.Type.Event, name: event }); 1670 data.$element.on(event + '.owl.carousel.core', $.proxy(function(e) { 1671 if (e.namespace && e.relatedTarget !== this) { 1672 this.suppress([ event ]); 1673 data[event].apply(this, [].slice.call(arguments, 1)); 1674 this.release([ event ]); 1675 } 1676 }, data)); 1677 }); 1678 } 1679 1680 if (typeof option == 'string' && option.charAt(0) !== '_') { 1681 data[option].apply(data, args); 1682 } 1683 }); 1684 }; 1685 1686 /** 1687 * The constructor for the jQuery Plugin 1688 * @public 1689 */ 1690 $.fn.owlCarousel.Constructor = Owl; 1691 1692})(window.Zepto || window.jQuery, window, document);
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