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  1. /*!
  2. Colorbox v1.5.9 - 2014-04-25
  3. jQuery lightbox and modal window plugin
  4. (c) 2014 Jack Moore - http://www.jacklmoore.com/colorbox
  5. license: http://www.opensource.org/licenses/mit-license.php
  6. */
  7. (function ($, document, window) {
  8. var
  9. // Default settings object.
  10. // See http://jacklmoore.com/colorbox for details.
  11. defaults = {
  12. // data sources
  13. html: false,
  14. photo: false,
  15. iframe: false,
  16. inline: false,
  17.  
  18. // behavior and appearance
  19. transition: "elastic",
  20. speed: 300,
  21. fadeOut: 300,
  22. width: false,
  23. initialWidth: "600",
  24. innerWidth: false,
  25. maxWidth: false,
  26. height: false,
  27. initialHeight: "450",
  28. innerHeight: false,
  29. maxHeight: false,
  30. scalePhotos: true,
  31. scrolling: true,
  32. opacity: 0.9,
  33. preloading: true,
  34. className: false,
  35. overlayClose: true,
  36. escKey: true,
  37. arrowKey: true,
  38. top: false,
  39. bottom: false,
  40. left: false,
  41. right: false,
  42. fixed: false,
  43. data: undefined,
  44. closeButton: true,
  45. fastIframe: true,
  46. open: false,
  47. reposition: true,
  48. loop: true,
  49. slideshow: false,
  50. slideshowAuto: true,
  51. slideshowSpeed: 2500,
  52. slideshowStart: "start slideshow",
  53. slideshowStop: "stop slideshow",
  54. photoRegex: /\.(gif|png|jp(e|g|eg)|bmp|ico|webp|jxr|svg)((#|\?).*)?$/i,
  55.  
  56. // alternate image paths for high-res displays
  57. retinaImage: false,
  58. retinaUrl: false,
  59. retinaSuffix: '@2x.$1',
  60.  
  61. // internationalization
  62. current: "Video {current} od {total}",
  63. previous: "previous",
  64. next: "next",
  65. close: "close",
  66. xhrError: "This content failed to load.",
  67. imgError: "This image failed to load.",
  68.  
  69. // accessbility
  70. returnFocus: true,
  71. trapFocus: true,
  72.  
  73. // callbacks
  74. onOpen: false,
  75. onLoad: false,
  76. onComplete: false,
  77. onCleanup: false,
  78. onClosed: false,
  79.  
  80. rel: function() {
  81. return this.rel;
  82. },
  83. href: function() {
  84. // using this.href would give the absolute url, when the href may have been inteded as a selector (e.g. '#container')
  85. return $(this).attr('href');
  86. },
  87. title: function() {
  88. return this.title;
  89. }
  90. },
  91.  
  92.  
  93. // Abstracting the HTML and event identifiers for easy rebranding
  94. colorbox = 'colorbox',
  95. prefix = 'cbox',
  96. boxElement = prefix + 'Element',
  97.  
  98. // Events
  99. event_open = prefix + '_open',
  100. event_load = prefix + '_load',
  101. event_complete = prefix + '_complete',
  102. event_cleanup = prefix + '_cleanup',
  103. event_closed = prefix + '_closed',
  104. event_purge = prefix + '_purge',
  105.  
  106. // Cached jQuery Object Variables
  107. $overlay,
  108. $box,
  109. $wrap,
  110. $content,
  111. $topBorder,
  112. $leftBorder,
  113. $rightBorder,
  114. $bottomBorder,
  115. $related,
  116. $window,
  117. $loaded,
  118. $loadingBay,
  119. $loadingOverlay,
  120. $title,
  121. $current,
  122. $slideshow,
  123. $next,
  124. $prev,
  125. $close,
  126. $groupControls,
  127. $events = $('<a/>'), // $({}) would be prefered, but there is an issue with jQuery 1.4.2
  128.  
  129. // Variables for cached values or use across multiple functions
  130. settings,
  131. interfaceHeight,
  132. interfaceWidth,
  133. loadedHeight,
  134. loadedWidth,
  135. index,
  136. photo,
  137. open,
  138. active,
  139. closing,
  140. loadingTimer,
  141. publicMethod,
  142. div = "div",
  143. requests = 0,
  144. previousCSS = {},
  145. init;
  146.  
  147. // ****************
  148. // HELPER FUNCTIONS
  149. // ****************
  150.  
  151. // Convenience function for creating new jQuery objects
  152. function $tag(tag, id, css) {
  153. var element = document.createElement(tag);
  154.  
  155. if (id) {
  156. element.id = prefix + id;
  157. }
  158.  
  159. if (css) {
  160. element.style.cssText = css;
  161. }
  162.  
  163. return $(element);
  164. }
  165.  
  166. // Get the window height using innerHeight when available to avoid an issue with iOS
  167. // http://bugs.jquery.com/ticket/6724
  168. function winheight() {
  169. return window.innerHeight ? window.innerHeight : $(window).height();
  170. }
  171.  
  172. function Settings(element, options) {
  173. if (options !== Object(options)) {
  174. options = {};
  175. }
  176.  
  177. this.cache = {};
  178. this.el = element;
  179.  
  180. this.value = function(key) {
  181. var dataAttr;
  182.  
  183. if (this.cache[key] === undefined) {
  184. dataAttr = $(this.el).attr('data-cbox-'+key);
  185.  
  186. if (dataAttr !== undefined) {
  187. this.cache[key] = dataAttr;
  188. } else if (options[key] !== undefined) {
  189. this.cache[key] = options[key];
  190. } else if (defaults[key] !== undefined) {
  191. this.cache[key] = defaults[key];
  192. }
  193. }
  194.  
  195. return this.cache[key];
  196. };
  197.  
  198. this.get = function(key) {
  199. var value = this.value(key);
  200. return $.isFunction(value) ? value.call(this.el, this) : value;
  201. };
  202. }
  203.  
  204. // Determine the next and previous members in a group.
  205. function getIndex(increment) {
  206. var
  207. max = $related.length,
  208. newIndex = (index + increment) % max;
  209.  
  210. return (newIndex < 0) ? max + newIndex : newIndex;
  211. }
  212.  
  213. // Convert '%' and 'px' values to integers
  214. function setSize(size, dimension) {
  215. return Math.round((/%/.test(size) ? ((dimension === 'x' ? $window.width() : winheight()) / 100) : 1) * parseInt(size, 10));
  216. }
  217.  
  218. // Checks an href to see if it is a photo.
  219. // There is a force photo option (photo: true) for hrefs that cannot be matched by the regex.
  220. function isImage(settings, url) {
  221. return settings.get('photo') || settings.get('photoRegex').test(url);
  222. }
  223.  
  224. function retinaUrl(settings, url) {
  225. return settings.get('retinaUrl') && window.devicePixelRatio > 1 ? url.replace(settings.get('photoRegex'), settings.get('retinaSuffix')) : url;
  226. }
  227.  
  228. function trapFocus(e) {
  229. if ('contains' in $box[0] && !$box[0].contains(e.target) && e.target !== $overlay[0]) {
  230. e.stopPropagation();
  231. $box.focus();
  232. }
  233. }
  234.  
  235. function setClass(str) {
  236. if (setClass.str !== str) {
  237. $box.add($overlay).removeClass(setClass.str).addClass(str);
  238. setClass.str = str;
  239. }
  240. }
  241.  
  242. function getRelated(rel) {
  243. index = 0;
  244.  
  245. if (rel && rel !== false && rel !== 'nofollow') {
  246. $related = $('.' + boxElement).filter(function () {
  247. var options = $.data(this, colorbox);
  248. var settings = new Settings(this, options);
  249. return (settings.get('rel') === rel);
  250. });
  251. index = $related.index(settings.el);
  252.  
  253. // Check direct calls to Colorbox.
  254. if (index === -1) {
  255. $related = $related.add(settings.el);
  256. index = $related.length - 1;
  257. }
  258. } else {
  259. $related = $(settings.el);
  260. }
  261. }
  262.  
  263. function trigger(event) {
  264. // for external use
  265. $(document).trigger(event);
  266. // for internal use
  267. $events.triggerHandler(event);
  268. }
  269.  
  270. var slideshow = (function(){
  271. var active,
  272. className = prefix + "Slideshow_",
  273. click = "click." + prefix,
  274. timeOut;
  275.  
  276. function clear () {
  277. clearTimeout(timeOut);
  278. }
  279.  
  280. function set() {
  281. if (settings.get('loop') || $related[index + 1]) {
  282. clear();
  283. timeOut = setTimeout(publicMethod.next, settings.get('slideshowSpeed'));
  284. }
  285. }
  286.  
  287. function start() {
  288. $slideshow
  289. .html(settings.get('slideshowStop'))
  290. .unbind(click)
  291. .one(click, stop);
  292.  
  293. $events
  294. .bind(event_complete, set)
  295. .bind(event_load, clear);
  296.  
  297. $box.removeClass(className + "off").addClass(className + "on");
  298. }
  299.  
  300. function stop() {
  301. clear();
  302.  
  303. $events
  304. .unbind(event_complete, set)
  305. .unbind(event_load, clear);
  306.  
  307. $slideshow
  308. .html(settings.get('slideshowStart'))
  309. .unbind(click)
  310. .one(click, function () {
  311. publicMethod.next();
  312. start();
  313. });
  314.  
  315. $box.removeClass(className + "on").addClass(className + "off");
  316. }
  317.  
  318. function reset() {
  319. active = false;
  320. $slideshow.hide();
  321. clear();
  322. $events
  323. .unbind(event_complete, set)
  324. .unbind(event_load, clear);
  325. $box.removeClass(className + "off " + className + "on");
  326. }
  327.  
  328. return function(){
  329. if (active) {
  330. if (!settings.get('slideshow')) {
  331. $events.unbind(event_cleanup, reset);
  332. reset();
  333. }
  334. } else {
  335. if (settings.get('slideshow') && $related[1]) {
  336. active = true;
  337. $events.one(event_cleanup, reset);
  338. if (settings.get('slideshowAuto')) {
  339. start();
  340. } else {
  341. stop();
  342. }
  343. $slideshow.show();
  344. }
  345. }
  346. };
  347.  
  348. }());
  349.  
  350.  
  351. function launch(element) {
  352. var options;
  353.  
  354. if (!closing) {
  355.  
  356. options = $(element).data('colorbox');
  357.  
  358. settings = new Settings(element, options);
  359.  
  360. getRelated(settings.get('rel'));
  361.  
  362. if (!open) {
  363. open = active = true; // Prevents the page-change action from queuing up if the visitor holds down the left or right keys.
  364.  
  365. setClass(settings.get('className'));
  366.  
  367. // Show colorbox so the sizes can be calculated in older versions of jQuery
  368. $box.css({visibility:'hidden', display:'block', opacity:''});
  369.  
  370. $loaded = $tag(div, 'LoadedContent', 'width:0; height:0; overflow:hidden; visibility:hidden');
  371. $content.css({width:'', height:''}).append($loaded);
  372.  
  373. // Cache values needed for size calculations
  374. interfaceHeight = $topBorder.height() + $bottomBorder.height() + $content.outerHeight(true) - $content.height();
  375. interfaceWidth = $leftBorder.width() + $rightBorder.width() + $content.outerWidth(true) - $content.width();
  376. loadedHeight = $loaded.outerHeight(true);
  377. loadedWidth = $loaded.outerWidth(true);
  378.  
  379. // Opens inital empty Colorbox prior to content being loaded.
  380. var initialWidth = setSize(settings.get('initialWidth'), 'x');
  381. var initialHeight = setSize(settings.get('initialHeight'), 'y');
  382. var maxWidth = settings.get('maxWidth');
  383. var maxHeight = settings.get('maxHeight');
  384.  
  385. settings.w = (maxWidth !== false ? Math.min(initialWidth, setSize(maxWidth, 'x')) : initialWidth) - loadedWidth - interfaceWidth;
  386. settings.h = (maxHeight !== false ? Math.min(initialHeight, setSize(maxHeight, 'y')) : initialHeight) - loadedHeight - interfaceHeight;
  387.  
  388. $loaded.css({width:'', height:settings.h});
  389. publicMethod.position();
  390.  
  391. trigger(event_open);
  392. settings.get('onOpen');
  393.  
  394. $groupControls.add($title).hide();
  395.  
  396. $box.focus();
  397.  
  398. if (settings.get('trapFocus')) {
  399. // Confine focus to the modal
  400. // Uses event capturing that is not supported in IE8-
  401. if (document.addEventListener) {
  402.  
  403. document.addEventListener('focus', trapFocus, true);
  404.  
  405. $events.one(event_closed, function () {
  406. document.removeEventListener('focus', trapFocus, true);
  407. });
  408. }
  409. }
  410.  
  411. // Return focus on closing
  412. if (settings.get('returnFocus')) {
  413. $events.one(event_closed, function () {
  414. $(settings.el).focus();
  415. });
  416. }
  417. }
  418.  
  419. $overlay.css({
  420. opacity: parseFloat(settings.get('opacity')) || '',
  421. cursor: settings.get('overlayClose') ? 'pointer' : '',
  422. visibility: 'visible'
  423. }).show();
  424.  
  425. if (settings.get('closeButton')) {
  426. $close.html(settings.get('close')).appendTo($content);
  427. } else {
  428. $close.appendTo('<div/>'); // replace with .detach() when dropping jQuery < 1.4
  429. }
  430.  
  431. load();
  432. }
  433. }
  434.  
  435. // Colorbox's markup needs to be added to the DOM prior to being called
  436. // so that the browser will go ahead and load the CSS background images.
  437. function appendHTML() {
  438. if (!$box && document.body) {
  439. init = false;
  440. $window = $(window);
  441. $box = $tag(div).attr({
  442. id: colorbox,
  443. 'class': $.support.opacity === false ? prefix + 'IE' : '', // class for optional IE8 & lower targeted CSS.
  444. role: 'dialog',
  445. tabindex: '-1'
  446. }).hide();
  447. $overlay = $tag(div, "Overlay").hide();
  448. $loadingOverlay = $([$tag(div, "LoadingOverlay")[0],$tag(div, "LoadingGraphic")[0]]);
  449. $wrap = $tag(div, "Wrapper");
  450. $content = $tag(div, "Content").append(
  451. $title = $tag(div, "Title"),
  452. $current = $tag(div, "Current"),
  453. $prev = $('<button type="button"/>').attr({id:prefix+'Previous'}),
  454. $next = $('<button type="button"/>').attr({id:prefix+'Next'}),
  455. $slideshow = $tag('button', "Slideshow"),
  456. $loadingOverlay
  457. );
  458.  
  459. $close = $('<button type="button"/>').attr({id:prefix+'Close'});
  460.  
  461. $wrap.append( // The 3x3 Grid that makes up Colorbox
  462. $tag(div).append(
  463. $tag(div, "TopLeft"),
  464. $topBorder = $tag(div, "TopCenter"),
  465. $tag(div, "TopRight")
  466. ),
  467. $tag(div, false, 'clear:left').append(
  468. $leftBorder = $tag(div, "MiddleLeft"),
  469. $content,
  470. $rightBorder = $tag(div, "MiddleRight")
  471. ),
  472. $tag(div, false, 'clear:left').append(
  473. $tag(div, "BottomLeft"),
  474. $bottomBorder = $tag(div, "BottomCenter"),
  475. $tag(div, "BottomRight")
  476. )
  477. ).find('div div').css({'float': 'left'});
  478.  
  479. $loadingBay = $tag(div, false, 'position:absolute; width:9999px; visibility:hidden; display:none; max-width:none;');
  480.  
  481. $groupControls = $next.add($prev).add($current).add($slideshow);
  482.  
  483. $(document.body).append($overlay, $box.append($wrap, $loadingBay));
  484. }
  485. }
  486.  
  487. // Add Colorbox's event bindings
  488. function addBindings() {
  489. function clickHandler(e) {
  490. // ignore non-left-mouse-clicks and clicks modified with ctrl / command, shift, or alt.
  491. // See: http://jacklmoore.com/notes/click-events/
  492. if (!(e.which > 1 || e.shiftKey || e.altKey || e.metaKey || e.ctrlKey)) {
  493. e.preventDefault();
  494. launch(this);
  495. }
  496. }
  497.  
  498. if ($box) {
  499. if (!init) {
  500. init = true;
  501.  
  502. // Anonymous functions here keep the public method from being cached, thereby allowing them to be redefined on the fly.
  503. $next.click(function () {
  504. publicMethod.next();
  505. });
  506. $prev.click(function () {
  507. publicMethod.prev();
  508. });
  509. $close.click(function () {
  510. publicMethod.close();
  511. });
  512. $overlay.click(function () {
  513. if (settings.get('overlayClose')) {
  514. publicMethod.close();
  515. }
  516. });
  517.  
  518. // Key Bindings
  519. $(document).bind('keydown.' + prefix, function (e) {
  520. var key = e.keyCode;
  521. if (open && settings.get('escKey') && key === 27) {
  522. e.preventDefault();
  523. publicMethod.close();
  524. }
  525. if (open && settings.get('arrowKey') && $related[1] && !e.altKey) {
  526. if (key === 37) {
  527. e.preventDefault();
  528. $prev.click();
  529. } else if (key === 39) {
  530. e.preventDefault();
  531. $next.click();
  532. }
  533. }
  534. });
  535.  
  536. if ($.isFunction($.fn.on)) {
  537. // For jQuery 1.7+
  538. $(document).on('click.'+prefix, '.'+boxElement, clickHandler);
  539. } else {
  540. // For jQuery 1.3.x -> 1.6.x
  541. // This code is never reached in jQuery 1.9, so do not contact me about 'live' being removed.
  542. // This is not here for jQuery 1.9, it's here for legacy users.
  543. $('.'+boxElement).live('click.'+prefix, clickHandler);
  544. }
  545. }
  546. return true;
  547. }
  548. return false;
  549. }
  550.  
  551. // Don't do anything if Colorbox already exists.
  552. if ($.colorbox) {
  553. return;
  554. }
  555.  
  556. // Append the HTML when the DOM loads
  557. $(appendHTML);
  558.  
  559.  
  560. // ****************
  561. // PUBLIC FUNCTIONS
  562. // Usage format: $.colorbox.close();
  563. // Usage from within an iframe: parent.jQuery.colorbox.close();
  564. // ****************
  565.  
  566. publicMethod = $.fn[colorbox] = $[colorbox] = function (options, callback) {
  567. var settings;
  568. var $obj = this;
  569.  
  570. options = options || {};
  571.  
  572. if ($.isFunction($obj)) { // assume a call to $.colorbox
  573. $obj = $('<a/>');
  574. options.open = true;
  575. } else if (!$obj[0]) { // colorbox being applied to empty collection
  576. return $obj;
  577. }
  578.  
  579.  
  580. if (!$obj[0]) { // colorbox being applied to empty collection
  581. return $obj;
  582. }
  583.  
  584. appendHTML();
  585.  
  586. if (addBindings()) {
  587.  
  588. if (callback) {
  589. options.onComplete = callback;
  590. }
  591.  
  592. $obj.each(function () {
  593. var old = $.data(this, colorbox) || {};
  594. $.data(this, colorbox, $.extend(old, options));
  595. }).addClass(boxElement);
  596.  
  597. settings = new Settings($obj[0], options);
  598.  
  599. if (settings.get('open')) {
  600. launch($obj[0]);
  601. }
  602. }
  603.  
  604. return $obj;
  605. };
  606.  
  607. publicMethod.position = function (speed, loadedCallback) {
  608. var
  609. css,
  610. top = 0,
  611. left = 0,
  612. offset = $box.offset(),
  613. scrollTop,
  614. scrollLeft;
  615.  
  616. $window.unbind('resize.' + prefix);
  617.  
  618. // remove the modal so that it doesn't influence the document width/height
  619. $box.css({top: -9e4, left: -9e4});
  620.  
  621. scrollTop = $window.scrollTop();
  622. scrollLeft = $window.scrollLeft();
  623.  
  624. if (settings.get('fixed')) {
  625. offset.top -= scrollTop;
  626. offset.left -= scrollLeft;
  627. $box.css({position: 'fixed'});
  628. } else {
  629. top = scrollTop;
  630. left = scrollLeft;
  631. $box.css({position: 'absolute'});
  632. }
  633.  
  634. // keeps the top and left positions within the browser's viewport.
  635. if (settings.get('right') !== false) {
  636. left += Math.max($window.width() - settings.w - loadedWidth - interfaceWidth - setSize(settings.get('right'), 'x'), 0);
  637. } else if (settings.get('left') !== false) {
  638. left += setSize(settings.get('left'), 'x');
  639. } else {
  640. left += Math.round(Math.max($window.width() - settings.w - loadedWidth - interfaceWidth, 0) / 2);
  641. }
  642.  
  643. if (settings.get('bottom') !== false) {
  644. top += Math.max(winheight() - settings.h - loadedHeight - interfaceHeight - setSize(settings.get('bottom'), 'y'), 0);
  645. } else if (settings.get('top') !== false) {
  646. top += setSize(settings.get('top'), 'y');
  647. } else {
  648. top += Math.round(Math.max(winheight() - settings.h - loadedHeight - interfaceHeight, 0) / 2);
  649. }
  650.  
  651. $box.css({top: offset.top, left: offset.left, visibility:'visible'});
  652.  
  653. // this gives the wrapper plenty of breathing room so it's floated contents can move around smoothly,
  654. // but it has to be shrank down around the size of div#colorbox when it's done. If not,
  655. // it can invoke an obscure IE bug when using iframes.
  656. $wrap[0].style.width = $wrap[0].style.height = "9999px";
  657.  
  658. function modalDimensions() {
  659. $topBorder[0].style.width = $bottomBorder[0].style.width = $content[0].style.width = (parseInt($box[0].style.width,10) - interfaceWidth)+'px';
  660. $content[0].style.height = $leftBorder[0].style.height = $rightBorder[0].style.height = (parseInt($box[0].style.height,10) - interfaceHeight)+'px';
  661. }
  662.  
  663. css = {width: settings.w + loadedWidth + interfaceWidth, height: settings.h + loadedHeight + interfaceHeight, top: top, left: left};
  664.  
  665. // setting the speed to 0 if the content hasn't changed size or position
  666. if (speed) {
  667. var tempSpeed = 0;
  668. $.each(css, function(i){
  669. if (css[i] !== previousCSS[i]) {
  670. tempSpeed = speed;
  671. return;
  672. }
  673. });
  674. speed = tempSpeed;
  675. }
  676.  
  677. previousCSS = css;
  678.  
  679. if (!speed) {
  680. $box.css(css);
  681. }
  682.  
  683. $box.dequeue().animate(css, {
  684. duration: speed || 0,
  685. complete: function () {
  686. modalDimensions();
  687.  
  688. active = false;
  689.  
  690. // shrink the wrapper down to exactly the size of colorbox to avoid a bug in IE's iframe implementation.
  691. $wrap[0].style.width = (settings.w + loadedWidth + interfaceWidth) + "px";
  692. $wrap[0].style.height = (settings.h + loadedHeight + interfaceHeight) + "px";
  693.  
  694. if (settings.get('reposition')) {
  695. setTimeout(function () { // small delay before binding onresize due to an IE8 bug.
  696. $window.bind('resize.' + prefix, publicMethod.position);
  697. }, 1);
  698. }
  699.  
  700. if (loadedCallback) {
  701. loadedCallback();
  702. }
  703. },
  704. step: modalDimensions
  705. });
  706. };
  707.  
  708. publicMethod.resize = function (options) {
  709. var scrolltop;
  710.  
  711. if (open) {
  712. options = options || {};
  713.  
  714. if (options.width) {
  715. settings.w = setSize(options.width, 'x') - loadedWidth - interfaceWidth;
  716. }
  717.  
  718. if (options.innerWidth) {
  719. settings.w = setSize(options.innerWidth, 'x');
  720. }
  721.  
  722. $loaded.css({width: settings.w});
  723.  
  724. if (options.height) {
  725. settings.h = setSize(options.height, 'y') - loadedHeight - interfaceHeight;
  726. }
  727.  
  728. if (options.innerHeight) {
  729. settings.h = setSize(options.innerHeight, 'y');
  730. }
  731.  
  732. if (!options.innerHeight && !options.height) {
  733. scrolltop = $loaded.scrollTop();
  734. $loaded.css({height: "auto"});
  735. settings.h = $loaded.height();
  736. }
  737.  
  738. $loaded.css({height: settings.h});
  739.  
  740. if(scrolltop) {
  741. $loaded.scrollTop(scrolltop);
  742. }
  743.  
  744. publicMethod.position(settings.get('transition') === "none" ? 0 : settings.get('speed'));
  745. }
  746. };
  747.  
  748. publicMethod.prep = function (object) {
  749. if (!open) {
  750. return;
  751. }
  752.  
  753. var callback, speed = settings.get('transition') === "none" ? 0 : settings.get('speed');
  754.  
  755. $loaded.remove();
  756.  
  757. $loaded = $tag(div, 'LoadedContent').append(object);
  758.  
  759. function getWidth() {
  760. settings.w = settings.w || $loaded.width();
  761. settings.w = settings.mw && settings.mw < settings.w ? settings.mw : settings.w;
  762. return settings.w;
  763. }
  764. function getHeight() {
  765. settings.h = settings.h || $loaded.height();
  766. settings.h = settings.mh && settings.mh < settings.h ? settings.mh : settings.h;
  767. return settings.h;
  768. }
  769.  
  770. $loaded.hide()
  771. .appendTo($loadingBay.show())// content has to be appended to the DOM for accurate size calculations.
  772. .css({width: getWidth(), overflow: settings.get('scrolling') ? 'auto' : 'hidden'})
  773. .css({height: getHeight()})// sets the height independently from the width in case the new width influences the value of height.
  774. .prependTo($content);
  775.  
  776. $loadingBay.hide();
  777.  
  778. // floating the IMG removes the bottom line-height and fixed a problem where IE miscalculates the width of the parent element as 100% of the document width.
  779.  
  780. $(photo).css({'float': 'none'});
  781.  
  782. setClass(settings.get('className'));
  783.  
  784. callback = function () {
  785. var total = $related.length,
  786. iframe,
  787. complete;
  788.  
  789. if (!open) {
  790. return;
  791. }
  792.  
  793. function removeFilter() { // Needed for IE8 in versions of jQuery prior to 1.7.2
  794. if ($.support.opacity === false) {
  795. $box[0].style.removeAttribute('filter');
  796. }
  797. }
  798.  
  799. complete = function () {
  800. clearTimeout(loadingTimer);
  801. $loadingOverlay.hide();
  802. trigger(event_complete);
  803. settings.get('onComplete');
  804. };
  805.  
  806.  
  807. $title.html(settings.get('title')).show();
  808. $loaded.show();
  809.  
  810. if (total > 1) { // handle grouping
  811. if (typeof settings.get('current') === "string") {
  812. $current.html(settings.get('current').replace('{current}', index + 1).replace('{total}', total)).show();
  813. }
  814.  
  815. $next[(settings.get('loop') || index < total - 1) ? "show" : "hide"]().html(settings.get('next'));
  816. $prev[(settings.get('loop') || index) ? "show" : "hide"]().html(settings.get('previous'));
  817.  
  818. slideshow();
  819.  
  820. // Preloads images within a rel group
  821. if (settings.get('preloading')) {
  822. $.each([getIndex(-1), getIndex(1)], function(){
  823. var img,
  824. i = $related[this],
  825. settings = new Settings(i, $.data(i, colorbox)),
  826. src = settings.get('href');
  827.  
  828. if (src && isImage(settings, src)) {
  829. src = retinaUrl(settings, src);
  830. img = document.createElement('img');
  831. img.src = src;
  832. }
  833. });
  834. }
  835. } else {
  836. $groupControls.hide();
  837. }
  838.  
  839. if (settings.get('iframe')) {
  840. iframe = document.createElement('iframe');
  841.  
  842. if ('frameBorder' in iframe) {
  843. iframe.frameBorder = 0;
  844. }
  845.  
  846. if ('allowTransparency' in iframe) {
  847. iframe.allowTransparency = "true";
  848. }
  849.  
  850. if (!settings.get('scrolling')) {
  851. iframe.scrolling = "no";
  852. }
  853.  
  854. $(iframe)
  855. .attr({
  856. src: settings.get('href'),
  857. name: (new Date()).getTime(), // give the iframe a unique name to prevent caching
  858. 'class': prefix + 'Iframe',
  859. allowFullScreen : true // allow HTML5 video to go fullscreen
  860. })
  861. .one('load', complete)
  862. .appendTo($loaded);
  863.  
  864. $events.one(event_purge, function () {
  865. iframe.src = "//about:blank";
  866. });
  867.  
  868. if (settings.get('fastIframe')) {
  869. $(iframe).trigger('load');
  870. }
  871. } else {
  872. complete();
  873. }
  874.  
  875. if (settings.get('transition') === 'fade') {
  876. $box.fadeTo(speed, 1, removeFilter);
  877. } else {
  878. removeFilter();
  879. }
  880. };
  881.  
  882. if (settings.get('transition') === 'fade') {
  883. $box.fadeTo(speed, 0, function () {
  884. publicMethod.position(0, callback);
  885. });
  886. } else {
  887. publicMethod.position(speed, callback);
  888. }
  889. };
  890.  
  891. function load () {
  892. var href, setResize, prep = publicMethod.prep, $inline, request = ++requests;
  893.  
  894. active = true;
  895.  
  896. photo = false;
  897.  
  898. trigger(event_purge);
  899. trigger(event_load);
  900. settings.get('onLoad');
  901.  
  902. settings.h = settings.get('height') ?
  903. setSize(settings.get('height'), 'y') - loadedHeight - interfaceHeight :
  904. settings.get('innerHeight') && setSize(settings.get('innerHeight'), 'y');
  905.  
  906. settings.w = settings.get('width') ?
  907. setSize(settings.get('width'), 'x') - loadedWidth - interfaceWidth :
  908. settings.get('innerWidth') && setSize(settings.get('innerWidth'), 'x');
  909.  
  910. // Sets the minimum dimensions for use in image scaling
  911. settings.mw = settings.w;
  912. settings.mh = settings.h;
  913.  
  914. // Re-evaluate the minimum width and height based on maxWidth and maxHeight values.
  915. // If the width or height exceed the maxWidth or maxHeight, use the maximum values instead.
  916. if (settings.get('maxWidth')) {
  917. settings.mw = setSize(settings.get('maxWidth'), 'x') - loadedWidth - interfaceWidth;
  918. settings.mw = settings.w && settings.w < settings.mw ? settings.w : settings.mw;
  919. }
  920. if (settings.get('maxHeight')) {
  921. settings.mh = setSize(settings.get('maxHeight'), 'y') - loadedHeight - interfaceHeight;
  922. settings.mh = settings.h && settings.h < settings.mh ? settings.h : settings.mh;
  923. }
  924.  
  925. href = settings.get('href');
  926.  
  927. loadingTimer = setTimeout(function () {
  928. $loadingOverlay.show();
  929. }, 100);
  930.  
  931. if (settings.get('inline')) {
  932. var $target = $(href);
  933. // Inserts an empty placeholder where inline content is being pulled from.
  934. // An event is bound to put inline content back when Colorbox closes or loads new content.
  935. $inline = $('<div>').hide().insertBefore($target);
  936.  
  937. $events.one(event_purge, function () {
  938. $inline.replaceWith($target);
  939. });
  940.  
  941. prep($target);
  942. } else if (settings.get('iframe')) {
  943. // IFrame element won't be added to the DOM until it is ready to be displayed,
  944. // to avoid problems with DOM-ready JS that might be trying to run in that iframe.
  945. prep(" ");
  946. } else if (settings.get('html')) {
  947. prep(settings.get('html'));
  948. } else if (isImage(settings, href)) {
  949.  
  950. href = retinaUrl(settings, href);
  951.  
  952. photo = new Image();
  953.  
  954. $(photo)
  955. .addClass(prefix + 'Photo')
  956. .bind('error',function () {
  957. prep($tag(div, 'Error').html(settings.get('imgError')));
  958. })
  959. .one('load', function () {
  960. if (request !== requests) {
  961. return;
  962. }
  963.  
  964. // A small pause because some browsers will occassionaly report a
  965. // img.width and img.height of zero immediately after the img.onload fires
  966. setTimeout(function(){
  967. var percent;
  968.  
  969. $.each(['alt', 'longdesc', 'aria-describedby'], function(i,val){
  970. var attr = $(settings.el).attr(val) || $(settings.el).attr('data-'+val);
  971. if (attr) {
  972. photo.setAttribute(val, attr);
  973. }
  974. });
  975.  
  976. if (settings.get('retinaImage') && window.devicePixelRatio > 1) {
  977. photo.height = photo.height / window.devicePixelRatio;
  978. photo.width = photo.width / window.devicePixelRatio;
  979. }
  980.  
  981. if (settings.get('scalePhotos')) {
  982. setResize = function () {
  983. photo.height -= photo.height * percent;
  984. photo.width -= photo.width * percent;
  985. };
  986. if (settings.mw && photo.width > settings.mw) {
  987. percent = (photo.width - settings.mw) / photo.width;
  988. setResize();
  989. }
  990. if (settings.mh && photo.height > settings.mh) {
  991. percent = (photo.height - settings.mh) / photo.height;
  992. setResize();
  993. }
  994. }
  995.  
  996. if (settings.h) {
  997. photo.style.marginTop = Math.max(settings.mh - photo.height, 0) / 2 + 'px';
  998. }
  999.  
  1000. if ($related[1] && (settings.get('loop') || $related[index + 1])) {
  1001. photo.style.cursor = 'pointer';
  1002. photo.onclick = function () {
  1003. publicMethod.next();
  1004. };
  1005. }
  1006.  
  1007. photo.style.width = photo.width + 'px';
  1008. photo.style.height = photo.height + 'px';
  1009. prep(photo);
  1010. }, 1);
  1011. });
  1012.  
  1013. photo.src = href;
  1014.  
  1015. } else if (href) {
  1016. $loadingBay.load(href, settings.get('data'), function (data, status) {
  1017. if (request === requests) {
  1018. prep(status === 'error' ? $tag(div, 'Error').html(settings.get('xhrError')) : $(this).contents());
  1019. }
  1020. });
  1021. }
  1022. }
  1023.  
  1024. // Navigates to the next page/image in a set.
  1025. publicMethod.next = function () {
  1026. if (!active && $related[1] && (settings.get('loop') || $related[index + 1])) {
  1027. index = getIndex(1);
  1028. launch($related[index]);
  1029. }
  1030. };
  1031.  
  1032. publicMethod.prev = function () {
  1033. if (!active && $related[1] && (settings.get('loop') || index)) {
  1034. index = getIndex(-1);
  1035. launch($related[index]);
  1036. }
  1037. };
  1038.  
  1039. // Note: to use this within an iframe use the following format: parent.jQuery.colorbox.close();
  1040. publicMethod.close = function () {
  1041. if (open && !closing) {
  1042.  
  1043. closing = true;
  1044. open = false;
  1045. trigger(event_cleanup);
  1046. settings.get('onCleanup');
  1047. $window.unbind('.' + prefix);
  1048. $overlay.fadeTo(settings.get('fadeOut') || 0, 0);
  1049.  
  1050. $box.stop().fadeTo(settings.get('fadeOut') || 0, 0, function () {
  1051. $box.hide();
  1052. $overlay.hide();
  1053. trigger(event_purge);
  1054. $loaded.remove();
  1055.  
  1056. setTimeout(function () {
  1057. closing = false;
  1058. trigger(event_closed);
  1059. settings.get('onClosed');
  1060. }, 1);
  1061. });
  1062. }
  1063. };
  1064.  
  1065. // Removes changes Colorbox made to the document, but does not remove the plugin.
  1066. publicMethod.remove = function () {
  1067. if (!$box) { return; }
  1068.  
  1069. $box.stop();
  1070. $.colorbox.close();
  1071. $box.stop(false, true).remove();
  1072. $overlay.remove();
  1073. closing = false;
  1074. $box = null;
  1075. $('.' + boxElement)
  1076. .removeData(colorbox)
  1077. .removeClass(boxElement);
  1078.  
  1079. $(document).unbind('click.'+prefix).unbind('keydown.'+prefix);
  1080. };
  1081.  
  1082. // A method for fetching the current element Colorbox is referencing.
  1083. // returns a jQuery object.
  1084. publicMethod.element = function () {
  1085. return $(settings.el);
  1086. };
  1087.  
  1088. publicMethod.settings = defaults;
  1089.  
  1090. }(jQuery, document, window));
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