viewer图片查看器JQ版
2024-05-09 12:23:51
viewer图片查看器JQ版
样例
html
<!DOCTYPE html>
<html lang="zh-Hans"><head><meta charset="utf-8"><title>JS/jQuery图片查看器viewer.js</title><link rel="stylesheet" href="./css/viewer.css"><style>* {margin: 0;padding: 0;}#imgdiv {width: 980px;height: 30px;margin: 0 auto;background: #ccc;}a {display: inline-block;width: 100px;height: 30px;color: #000;line-height: 30px;text-decoration: none;}a:hover {display: inline-block;color: #000;text-decoration: none;}</style>
</head><body><!-- <center><h1>点击图片名称展示图片大图</h1>
</center> --><!-- 图片容器 --><div id="imgdiv"><a href="#">点击预览图片</a><!-- <a href="#">tibet-5.jpg</a> --></div><!-- 引入js --><script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.js"></script><!-- <script src="js/viewer-jquery.min.js"></script> --><script src="./js/viewer.js"></script><!-- 写一个js --><script type="text/javascript">//点击a标签触发// let num = 0;//传入图片的路径let arr = ["https://w.wallhaven.cc/full/m9/wallhaven-m9q6e9.jpg","https://w.wallhaven.cc/full/96/wallhaven-96qy3w.jpg"]// let arr = ["./images/tibet-1.jpg", "./images/tibet-2.jpg", "./images/tibet-3.jpg", "./images/tibet-4.jpg",// "./images/tibet-5.jpg", "./images/tibet-6.jpg"// ]$("a").click(function () {//先获取 这个a 的 text 属性var img_name = $(this).text();//获取图片名称前缀var imgname = img_name.split(".")[0];console.log(img_name)console.log(imgname)//拼装完整的img 的路径var imgnameall = arr;if ($("#" + imgname).length > 0) {// img元素已经存在，不需要再页面添加img元素了var viewer = new Viewer(document.getElementById('imgdiv'), {//重新装载一次，在之后添加的图片也可以使用show: function () {viewer.update();},hiden: function () {viewer.destroy();}});$("#" + imgname).trigger("click");} else {// 调用写好的js// 遍历数组arr.forEach((item, index) => {$("#imgdiv").append('<img id="' + imgname + '" src="' +item +'" style="display:none;" />');})//修改样式，展示图片//$("#"+imgname).css("display","block");//为新添加的元素添加一个click事件var viewer = new Viewer(document.getElementById('imgdiv'), {//重新装载一次，在之后添加的图片也可以使用//显示的时候 重新装载viewershow: function () {viewer.update();},//点击关闭按钮，将viewer销毁hiden: function () {viewer.destroy();},});$("#" + imgname).trigger("click");}});</script>
</body></html>viewer.js
/*!* Viewer.js v1.8.0* https://fengyuanchen.github.io/viewerjs** Copyright 2015-present Chen Fengyuan* Released under the MIT license** Date: 2020-11-08T05:28:37.365Z*/(function(global, factory) {typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :typeof define === 'function' && define.amd ? define(factory) :(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Viewer = factory());
}(this, (function() {'use strict';function _typeof(obj) {"@babel/helpers - typeof";if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {_typeof = function(obj) {return typeof obj;};} else {_typeof = function(obj) {return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;};}return _typeof(obj);}function _classCallCheck(instance, Constructor) {if (!(instance instanceof Constructor)) {throw new TypeError("Cannot call a class as a function");}}function _defineProperties(target, props) {for (var i = 0; i < props.length; i++) {var descriptor = props[i];descriptor.enumerable = descriptor.enumerable || false;descriptor.configurable = true;if ("value" in descriptor) descriptor.writable = true;Object.defineProperty(target, descriptor.key, descriptor);}}function _createClass(Constructor, protoProps, staticProps) {if (protoProps) _defineProperties(Constructor.prototype, protoProps);if (staticProps) _defineProperties(Constructor, staticProps);return Constructor;}function _defineProperty(obj, key, value) {if (key in obj) {Object.defineProperty(obj, key, {value: value,enumerable: true,configurable: true,writable: true});} else {obj[key] = value;}return obj;}function ownKeys(object, enumerableOnly) {var keys = Object.keys(object);if (Object.getOwnPropertySymbols) {var symbols = Object.getOwnPropertySymbols(object);if (enumerableOnly) symbols = symbols.filter(function(sym) {return Object.getOwnPropertyDescriptor(object, sym).enumerable;});keys.push.apply(keys, symbols);}return keys;}function _objectSpread2(target) {for (var i = 1; i < arguments.length; i++) {var source = arguments[i] != null ? arguments[i] : {};if (i % 2) {ownKeys(Object(source), true).forEach(function(key) {_defineProperty(target, key, source[key]);});} else if (Object.getOwnPropertyDescriptors) {Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));} else {ownKeys(Object(source)).forEach(function(key) {Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));});}}return target;}var DEFAULTS = {/*** Enable a modal backdrop, specify `static` for a backdrop* which doesn't close the modal on click.* @type {boolean}*/backdrop: true,/*** Show the button on the top-right of the viewer.* @type {boolean}*/button: true,/*** Show the navbar.* @type {boolean | number}*/navbar: true,/*** Specify the visibility and the content of the title.* @type {boolean | number | Function | Array}*/title: true,/*** Show the toolbar.* @type {boolean | number | Object}*/toolbar: true,/*** Custom class name(s) to add to the viewer's root element.* @type {string}*/className: '',/*** Define where to put the viewer in modal mode.* @type {string | Element}*/container: 'body',/*** Filter the images for viewing. Return true if the image is viewable.* @type {Function}*/filter: null,/*** Enable to request fullscreen when play.* @type {boolean}*/fullscreen: true,/*** Define the extra attributes to inherit from the original image.* @type {Array}*/inheritedAttributes: ['crossOrigin', 'decoding', 'isMap', 'loading', 'referrerPolicy', 'sizes', 'srcset', 'useMap'],/*** Define the initial index of image for viewing.* @type {number}*/initialViewIndex: 0,/*** Enable inline mode.* @type {boolean}*/inline: false,/*** The amount of time to delay between automatically cycling an image when playing.* @type {number}*/interval: 5000,/*** Enable keyboard support.* @type {boolean}*/keyboard: true,/*** Focus the viewer when initialized.* @type {boolean}*/focus: true,/*** Indicate if show a loading spinner when load image or not.* @type {boolean}*/loading: true,/*** Indicate if enable loop viewing or not.* @type {boolean}*/loop: true,/*** Min width of the viewer in inline mode.* @type {number}*/minWidth: 200,/*** Min height of the viewer in inline mode.* @type {number}*/minHeight: 100,/*** Enable to move the image.* @type {boolean}*/movable: true,/*** Enable to rotate the image.* @type {boolean}*/rotatable: true,/*** Enable to scale the image.* @type {boolean}*/scalable: true,/*** Enable to zoom the image.* @type {boolean}*/zoomable: true,/*** Enable to zoom the current image by dragging on the touch screen.* @type {boolean}*/zoomOnTouch: true,/*** Enable to zoom the image by wheeling mouse.* @type {boolean}*/zoomOnWheel: true,/*** Enable to slide to the next or previous image by swiping on the touch screen.* @type {boolean}*/slideOnTouch: true,/*** Indicate if toggle the image size between its natural size* and initial size when double click on the image or not.* @type {boolean}*/toggleOnDblclick: true,/*** Show the tooltip with image ratio (percentage) when zoom in or zoom out.* @type {boolean}*/tooltip: true,/*** Enable CSS3 Transition for some special elements.* @type {boolean}*/transition: true,/*** Define the CSS `z-index` value of viewer in modal mode.* @type {number}*/zIndex: 2015,/*** Define the CSS `z-index` value of viewer in inline mode.* @type {number}*/zIndexInline: 0,/*** Define the ratio when zoom the image by wheeling mouse.* @type {number}*/zoomRatio: 0.1,/*** Define the min ratio of the image when zoom out.* @type {number}*/minZoomRatio: 0.01,/*** Define the max ratio of the image when zoom in.* @type {number}*/maxZoomRatio: 100,/*** Define where to get the original image URL for viewing.* @type {string | Function}*/url: 'src',/*** Event shortcuts.* @type {Function}*/ready: null,show: null,shown: null,hide: null,hidden: null,view: null,viewed: null,zoom: null,zoomed: null,play: null,stop: null};var TEMPLATE = '<div class="viewer-container" tabindex="-1" touch-action="none">' + '<div class="viewer-canvas"></div>' + '<div class="viewer-footer">' + '<div class="viewer-title"></div>' + '<div class="viewer-toolbar"></div>' + '<div class="viewer-navbar">' + '<ul class="viewer-list" role="navigation"></ul>' + '</div>' + '</div>' + '<div class="viewer-tooltip" role="alert" aria-hidden="true"></div>' + '<div class="viewer-button" data-viewer-action="mix" role="button"></div>' + '<div class="viewer-player"></div>' + '</div>';var IS_BROWSER = typeof window !== 'undefined' && typeof window.document !== 'undefined';var WINDOW = IS_BROWSER ? window : {};var IS_TOUCH_DEVICE = IS_BROWSER && WINDOW.document.documentElement ? 'ontouchstart' in WINDOW.document.documentElement : false;var HAS_POINTER_EVENT = IS_BROWSER ? 'PointerEvent' in WINDOW : false;var NAMESPACE = 'viewer'; // Actionsvar ACTION_MOVE = 'move';var ACTION_SWITCH = 'switch';var ACTION_ZOOM = 'zoom'; // Classesvar CLASS_ACTIVE = "".concat(NAMESPACE, "-active");var CLASS_CLOSE = "".concat(NAMESPACE, "-close");var CLASS_FADE = "".concat(NAMESPACE, "-fade");var CLASS_FIXED = "".concat(NAMESPACE, "-fixed");var CLASS_FULLSCREEN = "".concat(NAMESPACE, "-fullscreen");var CLASS_FULLSCREEN_EXIT = "".concat(NAMESPACE, "-fullscreen-exit");var CLASS_HIDE = "".concat(NAMESPACE, "-hide");var CLASS_HIDE_MD_DOWN = "".concat(NAMESPACE, "-hide-md-down");var CLASS_HIDE_SM_DOWN = "".concat(NAMESPACE, "-hide-sm-down");var CLASS_HIDE_XS_DOWN = "".concat(NAMESPACE, "-hide-xs-down");var CLASS_IN = "".concat(NAMESPACE, "-in");var CLASS_INVISIBLE = "".concat(NAMESPACE, "-invisible");var CLASS_LOADING = "".concat(NAMESPACE, "-loading");var CLASS_MOVE = "".concat(NAMESPACE, "-move");var CLASS_OPEN = "".concat(NAMESPACE, "-open");var CLASS_SHOW = "".concat(NAMESPACE, "-show");var CLASS_TRANSITION = "".concat(NAMESPACE, "-transition"); // Eventsvar EVENT_CLICK = 'click';var EVENT_DBLCLICK = 'dblclick';var EVENT_DRAG_START = 'dragstart';var EVENT_FOCUSIN = 'focusin';var EVENT_HIDDEN = 'hidden';var EVENT_HIDE = 'hide';var EVENT_KEY_DOWN = 'keydown';var EVENT_LOAD = 'load';var EVENT_TOUCH_START = IS_TOUCH_DEVICE ? 'touchstart' : 'mousedown';var EVENT_TOUCH_MOVE = IS_TOUCH_DEVICE ? 'touchmove' : 'mousemove';var EVENT_TOUCH_END = IS_TOUCH_DEVICE ? 'touchend touchcancel' : 'mouseup';var EVENT_POINTER_DOWN = HAS_POINTER_EVENT ? 'pointerdown' : EVENT_TOUCH_START;var EVENT_POINTER_MOVE = HAS_POINTER_EVENT ? 'pointermove' : EVENT_TOUCH_MOVE;var EVENT_POINTER_UP = HAS_POINTER_EVENT ? 'pointerup pointercancel' : EVENT_TOUCH_END;var EVENT_READY = 'ready';var EVENT_RESIZE = 'resize';var EVENT_SHOW = 'show';var EVENT_SHOWN = 'shown';var EVENT_TRANSITION_END = 'transitionend';var EVENT_VIEW = 'view';var EVENT_VIEWED = 'viewed';var EVENT_WHEEL = 'wheel';var EVENT_ZOOM = 'zoom';var EVENT_ZOOMED = 'zoomed';var EVENT_PLAY = 'play';var EVENT_STOP = 'stop'; // Data keysvar DATA_ACTION = "".concat(NAMESPACE, "Action"); // RegExpsvar REGEXP_SPACES = /\s\s*/; // Miscvar BUTTONS = ['zoom-in', 'zoom-out', 'one-to-one', 'reset', 'prev', 'play', 'next', 'rotate-left', 'rotate-right', 'flip-horizontal', 'flip-vertical'];/*** Check if the given value is a string.* @param {*} value - The value to check.* @returns {boolean} Returns `true` if the given value is a string, else `false`.*/function isString(value) {return typeof value === 'string';}/*** Check if the given value is not a number.*/var isNaN = Number.isNaN || WINDOW.isNaN;/*** Check if the given value is a number.* @param {*} value - The value to check.* @returns {boolean} Returns `true` if the given value is a number, else `false`.*/function isNumber(value) {return typeof value === 'number' && !isNaN(value);}/*** Check if the given value is undefined.* @param {*} value - The value to check.* @returns {boolean} Returns `true` if the given value is undefined, else `false`.*/function isUndefined(value) {return typeof value === 'undefined';}/*** Check if the given value is an object.* @param {*} value - The value to check.* @returns {boolean} Returns `true` if the given value is an object, else `false`.*/function isObject(value) {return _typeof(value) === 'object' && value !== null;}var hasOwnProperty = Object.prototype.hasOwnProperty;/*** Check if the given value is a plain object.* @param {*} value - The value to check.* @returns {boolean} Returns `true` if the given value is a plain object, else `false`.*/function isPlainObject(value) {if (!isObject(value)) {return false;}try {var _constructor = value.constructor;var prototype = _constructor.prototype;return _constructor && prototype && hasOwnProperty.call(prototype, 'isPrototypeOf');} catch (error) {return false;}}/*** Check if the given value is a function.* @param {*} value - The value to check.* @returns {boolean} Returns `true` if the given value is a function, else `false`.*/function isFunction(value) {return typeof value === 'function';}/*** Iterate the given data.* @param {*} data - The data to iterate.* @param {Function} callback - The process function for each element.* @returns {*} The original data.*/function forEach(data, callback) {if (data && isFunction(callback)) {if (Array.isArray(data) || isNumber(data.length)/* array-like */) {var length = data.length;var i;for (i = 0; i < length; i += 1) {if (callback.call(data, data[i], i, data) === false) {break;}}} else if (isObject(data)) {Object.keys(data).forEach(function(key) {callback.call(data, data[key], key, data);});}}return data;}/*** Extend the given object.* @param {*} obj - The object to be extended.* @param {*} args - The rest objects which will be merged to the first object.* @returns {Object} The extended object.*/var assign = Object.assign || function assign(obj) {for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {args[_key - 1] = arguments[_key];}if (isObject(obj) && args.length > 0) {args.forEach(function(arg) {if (isObject(arg)) {Object.keys(arg).forEach(function(key) {obj[key] = arg[key];});}});}return obj;};var REGEXP_SUFFIX = /^(?:width|height|left|top|marginLeft|marginTop)$/;/*** Apply styles to the given element.* @param {Element} element - The target element.* @param {Object} styles - The styles for applying.*/function setStyle(element, styles) {var style = element.style;forEach(styles, function(value, property) {if (REGEXP_SUFFIX.test(property) && isNumber(value)) {value += 'px';}style[property] = value;});}/*** Escape a string for using in HTML.* @param {String} value - The string to escape.* @returns {String} Returns the escaped string.*/function escapeHTMLEntities(value) {return isString(value) ? value.replace(/&(?!amp;|quot;|#39;|lt;|gt;)/g, '&').replace(/"/g, '"').replace(/'/g, ''').replace(/</g, '<').replace(/>/g, '>') : value;}/*** Check if the given element has a special class.* @param {Element} element - The element to check.* @param {string} value - The class to search.* @returns {boolean} Returns `true` if the special class was found.*/function hasClass(element, value) {if (!element || !value) {return false;}return element.classList ? element.classList.contains(value) : element.className.indexOf(value) > -1;}/*** Add classes to the given element.* @param {Element} element - The target element.* @param {string} value - The classes to be added.*/function addClass(element, value) {if (!element || !value) {return;}if (isNumber(element.length)) {forEach(element, function(elem) {addClass(elem, value);});return;}if (element.classList) {element.classList.add(value);return;}var className = element.className.trim();if (!className) {element.className = value;} else if (className.indexOf(value) < 0) {element.className = "".concat(className, " ").concat(value);}}/*** Remove classes from the given element.* @param {Element} element - The target element.* @param {string} value - The classes to be removed.*/function removeClass(element, value) {if (!element || !value) {return;}if (isNumber(element.length)) {forEach(element, function(elem) {removeClass(elem, value);});return;}if (element.classList) {element.classList.remove(value);return;}if (element.className.indexOf(value) >= 0) {element.className = element.className.replace(value, '');}}/*** Add or remove classes from the given element.* @param {Element} element - The target element.* @param {string} value - The classes to be toggled.* @param {boolean} added - Add only.*/function toggleClass(element, value, added) {if (!value) {return;}if (isNumber(element.length)) {forEach(element, function(elem) {toggleClass(elem, value, added);});return;} // IE10-11 doesn't support the second parameter of `classList.toggle`if (added) {addClass(element, value);} else {removeClass(element, value);}}var REGEXP_HYPHENATE = /([a-z\d])([A-Z])/g;/*** Transform the given string from camelCase to kebab-case* @param {string} value - The value to transform.* @returns {string} The transformed value.*/function hyphenate(value) {return value.replace(REGEXP_HYPHENATE, '$1-$2').toLowerCase();}/*** Get data from the given element.* @param {Element} element - The target element.* @param {string} name - The data key to get.* @returns {string} The data value.*/function getData(element, name) {if (isObject(element[name])) {return element[name];}if (element.dataset) {return element.dataset[name];}return element.getAttribute("data-".concat(hyphenate(name)));}/*** Set data to the given element.* @param {Element} element - The target element.* @param {string} name - The data key to set.* @param {string} data - The data value.*/function setData(element, name, data) {if (isObject(data)) {element[name] = data;} else if (element.dataset) {element.dataset[name] = data;} else {element.setAttribute("data-".concat(hyphenate(name)), data);}}var onceSupported = function() {var supported = false;if (IS_BROWSER) {var once = false;var listener = function listener() {};var options = Object.defineProperty({}, 'once', {get: function get() {supported = true;return once;},/*** This setter can fix a `TypeError` in strict mode* {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Errors/Getter_only}* @param {boolean} value - The value to set*/set: function set(value) {once = value;}});WINDOW.addEventListener('test', listener, options);WINDOW.removeEventListener('test', listener, options);}return supported;}();/*** Remove event listener from the target element.* @param {Element} element - The event target.* @param {string} type - The event type(s).* @param {Function} listener - The event listener.* @param {Object} options - The event options.*/function removeListener(element, type, listener) {var options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};var handler = listener;type.trim().split(REGEXP_SPACES).forEach(function(event) {if (!onceSupported) {var listeners = element.listeners;if (listeners && listeners[event] && listeners[event][listener]) {handler = listeners[event][listener];delete listeners[event][listener];if (Object.keys(listeners[event]).length === 0) {delete listeners[event];}if (Object.keys(listeners).length === 0) {delete element.listeners;}}}element.removeEventListener(event, handler, options);});}/*** Add event listener to the target element.* @param {Element} element - The event target.* @param {string} type - The event type(s).* @param {Function} listener - The event listener.* @param {Object} options - The event options.*/function addListener(element, type, listener) {var options = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : {};var _handler = listener;type.trim().split(REGEXP_SPACES).forEach(function(event) {if (options.once && !onceSupported) {var _element$listeners = element.listeners,listeners = _element$listeners === void 0 ? {} : _element$listeners;_handler = function handler() {delete listeners[event][listener];element.removeEventListener(event, _handler, options);for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {args[_key2] = arguments[_key2];}listener.apply(element, args);};if (!listeners[event]) {listeners[event] = {};}if (listeners[event][listener]) {element.removeEventListener(event, listeners[event][listener], options);}listeners[event][listener] = _handler;element.listeners = listeners;}element.addEventListener(event, _handler, options);});}/*** Dispatch event on the target element.* @param {Element} element - The event target.* @param {string} type - The event type(s).* @param {Object} data - The additional event data.* @param {Object} options - The additional event options.* @returns {boolean} Indicate if the event is default prevented or not.*/function dispatchEvent(element, type, data, options) {var event; // Event and CustomEvent on IE9-11 are global objects, not constructorsif (isFunction(Event) && isFunction(CustomEvent)) {event = new CustomEvent(type, _objectSpread2({bubbles: true,cancelable: true,detail: data}, options));} else {event = document.createEvent('CustomEvent');event.initCustomEvent(type, true, true, data);}return element.dispatchEvent(event);}/*** Get the offset base on the document.* @param {Element} element - The target element.* @returns {Object} The offset data.*/function getOffset(element) {var box = element.getBoundingClientRect();return {left: box.left + (window.pageXOffset - document.documentElement.clientLeft),top: box.top + (window.pageYOffset - document.documentElement.clientTop)};}/*** Get transforms base on the given object.* @param {Object} obj - The target object.* @returns {string} A string contains transform values.*/function getTransforms(_ref) {var rotate = _ref.rotate,scaleX = _ref.scaleX,scaleY = _ref.scaleY,translateX = _ref.translateX,translateY = _ref.translateY;var values = [];if (isNumber(translateX) && translateX !== 0) {values.push("translateX(".concat(translateX, "px)"));}if (isNumber(translateY) && translateY !== 0) {values.push("translateY(".concat(translateY, "px)"));} // Rotate should come first before scale to match orientation transformif (isNumber(rotate) && rotate !== 0) {values.push("rotate(".concat(rotate, "deg)"));}if (isNumber(scaleX) && scaleX !== 1) {values.push("scaleX(".concat(scaleX, ")"));}if (isNumber(scaleY) && scaleY !== 1) {values.push("scaleY(".concat(scaleY, ")"));}var transform = values.length ? values.join(' ') : 'none';return {WebkitTransform: transform,msTransform: transform,transform: transform};}/*** Get an image name from an image url.* @param {string} url - The target url.* @example* // picture.jpg* getImageNameFromURL('https://domain.com/path/to/picture.jpg?size=1280×960')* @returns {string} A string contains the image name.*/function getImageNameFromURL(url) {return isString(url) ? decodeURIComponent(url.replace(/^.*\//, '').replace(/[?&#].*$/, '')) : '';}var IS_SAFARI = WINDOW.navigator && /(Macintosh|iPhone|iPod|iPad).*AppleWebKit/i.test(WINDOW.navigator.userAgent);/*** Get an image's natural sizes.* @param {string} image - The target image.* @param {Object} options - The viewer options.* @param {Function} callback - The callback function.* @returns {HTMLImageElement} The new image.*/function getImageNaturalSizes(image, options, callback) {var newImage = document.createElement('img'); // Modern browsers (except Safari)if (image.naturalWidth && !IS_SAFARI) {callback(image.naturalWidth, image.naturalHeight);return newImage;}var body = document.body || document.documentElement;newImage.onload = function() {callback(newImage.width, newImage.height);if (!IS_SAFARI) {body.removeChild(newImage);}};forEach(options.inheritedAttributes, function(name) {var value = image.getAttribute(name);if (value !== null) {newImage.setAttribute(name, value);}});newImage.src = image.src; // iOS Safari will convert the image automatically// with its orientation once append it into DOMif (!IS_SAFARI) {newImage.style.cssText = 'left:0;' + 'max-height:none!important;' + 'max-width:none!important;' + 'min-height:0!important;' + 'min-width:0!important;' + 'opacity:0;' + 'position:absolute;' + 'top:0;' + 'z-index:-1;';body.appendChild(newImage);}return newImage;}/*** Get the related class name of a responsive type number.* @param {string} type - The responsive type.* @returns {string} The related class name.*/function getResponsiveClass(type) {switch (type) {case 2:return CLASS_HIDE_XS_DOWN;case 3:return CLASS_HIDE_SM_DOWN;case 4:return CLASS_HIDE_MD_DOWN;default:return '';}}/*** Get the max ratio of a group of pointers.* @param {string} pointers - The target pointers.* @returns {number} The result ratio.*/function getMaxZoomRatio(pointers) {var pointers2 = _objectSpread2({}, pointers);var ratios = [];forEach(pointers, function(pointer, pointerId) {delete pointers2[pointerId];forEach(pointers2, function(pointer2) {var x1 = Math.abs(pointer.startX - pointer2.startX);var y1 = Math.abs(pointer.startY - pointer2.startY);var x2 = Math.abs(pointer.endX - pointer2.endX);var y2 = Math.abs(pointer.endY - pointer2.endY);var z1 = Math.sqrt(x1 * x1 + y1 * y1);var z2 = Math.sqrt(x2 * x2 + y2 * y2);var ratio = (z2 - z1) / z1;ratios.push(ratio);});});ratios.sort(function(a, b) {return Math.abs(a) < Math.abs(b);});return ratios[0];}/*** Get a pointer from an event object.* @param {Object} event - The target event object.* @param {boolean} endOnly - Indicates if only returns the end point coordinate or not.* @returns {Object} The result pointer contains start and/or end point coordinates.*/function getPointer(_ref2, endOnly) {var pageX = _ref2.pageX,pageY = _ref2.pageY;var end = {endX: pageX,endY: pageY};return endOnly ? end : _objectSpread2({timeStamp: Date.now(),startX: pageX,startY: pageY}, end);}/*** Get the center point coordinate of a group of pointers.* @param {Object} pointers - The target pointers.* @returns {Object} The center point coordinate.*/function getPointersCenter(pointers) {var pageX = 0;var pageY = 0;var count = 0;forEach(pointers, function(_ref3) {var startX = _ref3.startX,startY = _ref3.startY;pageX += startX;pageY += startY;count += 1;});pageX /= count;pageY /= count;return {pageX: pageX,pageY: pageY};}var render = {render: function render() {this.initContainer();this.initViewer();this.initList();this.renderViewer();},initBody: function initBody() {var ownerDocument = this.element.ownerDocument;var body = ownerDocument.body || ownerDocument.documentElement;this.body = body;this.scrollbarWidth = window.innerWidth - ownerDocument.documentElement.clientWidth;this.initialBodyPaddingRight = body.style.paddingRight;this.initialBodyComputedPaddingRight = window.getComputedStyle(body).paddingRight;},initContainer: function initContainer() {this.containerData = {width: window.innerWidth,height: window.innerHeight};},initViewer: function initViewer() {var options = this.options,parent = this.parent;var viewerData;if (options.inline) {viewerData = {width: Math.max(parent.offsetWidth, options.minWidth),height: Math.max(parent.offsetHeight, options.minHeight)};this.parentData = viewerData;}if (this.fulled || !viewerData) {viewerData = this.containerData;}this.viewerData = assign({}, viewerData);},renderViewer: function renderViewer() {if (this.options.inline && !this.fulled) {setStyle(this.viewer, this.viewerData);}},initList: function initList() {var _this = this;var element = this.element,options = this.options,list = this.list;var items = []; // initList may be called in this.update, so should keep idempotentlist.innerHTML = '';forEach(this.images, function(image, index) {var src = image.src;var alt = image.alt || getImageNameFromURL(src);var url = _this.getImageURL(image);if (src || url) {var item = document.createElement('li');var img = document.createElement('img');forEach(options.inheritedAttributes, function(name) {var value = image.getAttribute(name);if (value !== null) {img.setAttribute(name, value);}});img.src = src || url;img.alt = alt;img.setAttribute('data-original-url', url || src);item.setAttribute('data-index', index);item.setAttribute('data-viewer-action', 'view');item.setAttribute('role', 'button');if (options.keyboard) {item.setAttribute('tabindex', 0);}item.appendChild(img);list.appendChild(item);items.push(item);}});this.items = items;forEach(items, function(item) {var image = item.firstElementChild;setData(image, 'filled', true);if (options.loading) {addClass(item, CLASS_LOADING);}addListener(image, EVENT_LOAD, function(event) {if (options.loading) {removeClass(item, CLASS_LOADING);}_this.loadImage(event);}, {once: true});});if (options.transition) {addListener(element, EVENT_VIEWED, function() {addClass(list, CLASS_TRANSITION);}, {once: true});}},renderList: function renderList(index) {var i = index || this.index;var width = this.items[i].offsetWidth || 30;var outerWidth = width + 1; // 1 pixel of `margin-left` width// Place the active item in the center of the screensetStyle(this.list, assign({width: outerWidth * this.length}, getTransforms({translateX: (this.viewerData.width - width) / 2 - outerWidth * i})));},resetList: function resetList() {var list = this.list;list.innerHTML = '';removeClass(list, CLASS_TRANSITION);setStyle(list, getTransforms({translateX: 0}));},initImage: function initImage(done) {var _this2 = this;var options = this.options,image = this.image,viewerData = this.viewerData;var footerHeight = this.footer.offsetHeight;var viewerWidth = viewerData.width;var viewerHeight = Math.max(viewerData.height - footerHeight, footerHeight);var oldImageData = this.imageData || {};var sizingImage;this.imageInitializing = {abort: function abort() {sizingImage.onload = null;}};sizingImage = getImageNaturalSizes(image, options, function(naturalWidth, naturalHeight) {var aspectRatio = naturalWidth / naturalHeight;var width = viewerWidth;var height = viewerHeight;_this2.imageInitializing = false;if (viewerHeight * aspectRatio > viewerWidth) {height = viewerWidth / aspectRatio;} else {width = viewerHeight * aspectRatio;}width = Math.min(width * 0.9, naturalWidth);height = Math.min(height * 0.9, naturalHeight);var imageData = {naturalWidth: naturalWidth,naturalHeight: naturalHeight,aspectRatio: aspectRatio,ratio: width / naturalWidth,width: width,height: height,left: (viewerWidth - width) / 2,top: (viewerHeight - height) / 2};var initialImageData = assign({}, imageData);if (options.rotatable) {imageData.rotate = oldImageData.rotate || 0;initialImageData.rotate = 0;}if (options.scalable) {imageData.scaleX = oldImageData.scaleX || 1;imageData.scaleY = oldImageData.scaleY || 1;initialImageData.scaleX = 1;initialImageData.scaleY = 1;}_this2.imageData = imageData;_this2.initialImageData = initialImageData;if (done) {done();}});},renderImage: function renderImage(done) {var _this3 = this;var image = this.image,imageData = this.imageData;setStyle(image, assign({width: imageData.width,height: imageData.height,// XXX: Not to use translateX/Y to avoid image shaking when zoomingmarginLeft: imageData.left,marginTop: imageData.top}, getTransforms(imageData)));if (done) {if ((this.viewing || this.zooming) && this.options.transition) {var onTransitionEnd = function onTransitionEnd() {_this3.imageRendering = false;done();};this.imageRendering = {abort: function abort() {removeListener(image, EVENT_TRANSITION_END, onTransitionEnd);}};addListener(image, EVENT_TRANSITION_END, onTransitionEnd, {once: true});} else {done();}}},resetImage: function resetImage() {// this.image only defined after viewedif (this.viewing || this.viewed) {var image = this.image;if (this.viewing) {this.viewing.abort();}image.parentNode.removeChild(image);this.image = null;}}};var events = {bind: function bind() {var options = this.options,viewer = this.viewer,canvas = this.canvas;var document = this.element.ownerDocument;addListener(viewer, EVENT_CLICK, this.onClick = this.click.bind(this));addListener(viewer, EVENT_DRAG_START, this.onDragStart = this.dragstart.bind(this));addListener(canvas, EVENT_POINTER_DOWN, this.onPointerDown = this.pointerdown.bind(this));addListener(document, EVENT_POINTER_MOVE, this.onPointerMove = this.pointermove.bind(this));addListener(document, EVENT_POINTER_UP, this.onPointerUp = this.pointerup.bind(this));addListener(document, EVENT_KEY_DOWN, this.onKeyDown = this.keydown.bind(this));addListener(window, EVENT_RESIZE, this.onResize = this.resize.bind(this));if (options.zoomable && options.zoomOnWheel) {addListener(viewer, EVENT_WHEEL, this.onWheel = this.wheel.bind(this), {passive: false,capture: true});}if (options.toggleOnDblclick) {addListener(canvas, EVENT_DBLCLICK, this.onDblclick = this.dblclick.bind(this));}},unbind: function unbind() {var options = this.options,viewer = this.viewer,canvas = this.canvas;var document = this.element.ownerDocument;removeListener(viewer, EVENT_CLICK, this.onClick);removeListener(viewer, EVENT_DRAG_START, this.onDragStart);removeListener(canvas, EVENT_POINTER_DOWN, this.onPointerDown);removeListener(document, EVENT_POINTER_MOVE, this.onPointerMove);removeListener(document, EVENT_POINTER_UP, this.onPointerUp);removeListener(document, EVENT_KEY_DOWN, this.onKeyDown);removeListener(window, EVENT_RESIZE, this.onResize);if (options.zoomable && options.zoomOnWheel) {removeListener(viewer, EVENT_WHEEL, this.onWheel, {passive: false,capture: true});}if (options.toggleOnDblclick) {removeListener(canvas, EVENT_DBLCLICK, this.onDblclick);}}};var handlers = {click: function click(event) {var options = this.options,imageData = this.imageData;var target = event.target;var action = getData(target, DATA_ACTION);if (!action && target.localName === 'img' && target.parentElement.localName === 'li') {target = target.parentElement;action = getData(target, DATA_ACTION);} // Cancel the emulated click when the native click event was triggered.if (IS_TOUCH_DEVICE && event.isTrusted && target === this.canvas) {clearTimeout(this.clickCanvasTimeout);}switch (action) {case 'mix':if (this.played) {this.stop();} else if (options.inline) {if (this.fulled) {this.exit();} else {this.full();}} else {this.hide();}break;case 'hide':this.hide();break;case 'view':this.view(getData(target, 'index'));break;case 'zoom-in':this.zoom(0.1, true);break;case 'zoom-out':this.zoom(-0.1, true);break;case 'one-to-one':this.toggle();break;case 'reset':this.reset();break;case 'prev':this.prev(options.loop);break;case 'play':this.play(options.fullscreen);break;case 'next':this.next(options.loop);break;case 'rotate-left':this.rotate(-90);break;case 'rotate-right':this.rotate(90);break;case 'flip-horizontal':this.scaleX(-imageData.scaleX || -1);break;case 'flip-vertical':this.scaleY(-imageData.scaleY || -1);break;default:if (this.played) {this.stop();}}},dblclick: function dblclick(event) {event.preventDefault();if (this.viewed && event.target === this.image) {// Cancel the emulated double click when the native dblclick event was triggered.if (IS_TOUCH_DEVICE && event.isTrusted) {clearTimeout(this.doubleClickImageTimeout);}this.toggle();}},load: function load() {var _this = this;if (this.timeout) {clearTimeout(this.timeout);this.timeout = false;}var element = this.element,options = this.options,image = this.image,index = this.index,viewerData = this.viewerData;removeClass(image, CLASS_INVISIBLE);if (options.loading) {removeClass(this.canvas, CLASS_LOADING);}image.style.cssText = 'height:0;' + "margin-left:".concat(viewerData.width / 2, "px;") + "margin-top:".concat(viewerData.height / 2, "px;") + 'max-width:none!important;' + 'position:absolute;' + 'width:0;';this.initImage(function() {toggleClass(image, CLASS_MOVE, options.movable);toggleClass(image, CLASS_TRANSITION, options.transition);_this.renderImage(function() {_this.viewed = true;_this.viewing = false;if (isFunction(options.viewed)) {addListener(element, EVENT_VIEWED, options.viewed, {once: true});}dispatchEvent(element, EVENT_VIEWED, {originalImage: _this.images[index],index: index,image: image}, {cancelable: false});});});},loadImage: function loadImage(event) {var image = event.target;var parent = image.parentNode;var parentWidth = parent.offsetWidth || 30;var parentHeight = parent.offsetHeight || 50;var filled = !!getData(image, 'filled');getImageNaturalSizes(image, this.options, function(naturalWidth, naturalHeight) {var aspectRatio = naturalWidth / naturalHeight;var width = parentWidth;var height = parentHeight;if (parentHeight * aspectRatio > parentWidth) {if (filled) {width = parentHeight * aspectRatio;} else {height = parentWidth / aspectRatio;}} else if (filled) {height = parentWidth / aspectRatio;} else {width = parentHeight * aspectRatio;}setStyle(image, assign({width: width,height: height}, getTransforms({translateX: (parentWidth - width) / 2,translateY: (parentHeight - height) / 2})));});},keydown: function keydown(event) {var options = this.options;if (!options.keyboard) {return;}var keyCode = event.keyCode || event.which || event.charCode;switch (keyCode) {// Entercase 13:if (this.viewer.contains(event.target)) {this.click(event);}break;}if (!this.fulled) {return;}switch (keyCode) {// Escapecase 27:if (this.played) {this.stop();} else if (options.inline) {if (this.fulled) {this.exit();}} else {this.hide();}break;// Spacecase 32:if (this.played) {this.stop();}break;// ArrowLeftcase 37:this.prev(options.loop);break;// ArrowUpcase 38:// Prevent scroll on Firefoxevent.preventDefault(); // Zoom inthis.zoom(options.zoomRatio, true);break;// ArrowRightcase 39:this.next(options.loop);break;// ArrowDowncase 40:// Prevent scroll on Firefoxevent.preventDefault(); // Zoom outthis.zoom(-options.zoomRatio, true);break;// Ctrl + 0case 48: // Fall through// Ctrl + 1// eslint-disable-next-line no-fallthroughcase 49:if (event.ctrlKey) {event.preventDefault();this.toggle();}break;}},dragstart: function dragstart(event) {if (event.target.localName === 'img') {event.preventDefault();}},pointerdown: function pointerdown(event) {var options = this.options,pointers = this.pointers;var buttons = event.buttons,button = event.button;if (!this.viewed || this.showing || this.viewing || this.hiding // Handle mouse event and pointer event and ignore touch event||(event.type === 'mousedown' || event.type === 'pointerdown' && event.pointerType === 'mouse') && ( // No primary button (Usually the left button)isNumber(buttons) && buttons !== 1 || isNumber(button) && button !== 0 // Open context menu||event.ctrlKey)) {return;} // Prevent default behaviours as page zooming in touch devices.event.preventDefault();if (event.changedTouches) {forEach(event.changedTouches, function(touch) {pointers[touch.identifier] = getPointer(touch);});} else {pointers[event.pointerId || 0] = getPointer(event);}var action = options.movable ? ACTION_MOVE : false;if (options.zoomOnTouch && options.zoomable && Object.keys(pointers).length > 1) {action = ACTION_ZOOM;} else if (options.slideOnTouch && (event.pointerType === 'touch' || event.type === 'touchstart') && this.isSwitchable()) {action = ACTION_SWITCH;}if (options.transition && (action === ACTION_MOVE || action === ACTION_ZOOM)) {removeClass(this.image, CLASS_TRANSITION);}this.action = action;},pointermove: function pointermove(event) {var pointers = this.pointers,action = this.action;if (!this.viewed || !action) {return;}event.preventDefault();if (event.changedTouches) {forEach(event.changedTouches, function(touch) {assign(pointers[touch.identifier] || {}, getPointer(touch, true));});} else {assign(pointers[event.pointerId || 0] || {}, getPointer(event, true));}this.change(event);},pointerup: function pointerup(event) {var _this2 = this;var options = this.options,action = this.action,pointers = this.pointers;var pointer;if (event.changedTouches) {forEach(event.changedTouches, function(touch) {pointer = pointers[touch.identifier];delete pointers[touch.identifier];});} else {pointer = pointers[event.pointerId || 0];delete pointers[event.pointerId || 0];}if (!action) {return;}event.preventDefault();if (options.transition && (action === ACTION_MOVE || action === ACTION_ZOOM)) {addClass(this.image, CLASS_TRANSITION);}this.action = false; // Emulate click and double click in touch devices to support backdrop and image zooming (#210).if (IS_TOUCH_DEVICE && action !== ACTION_ZOOM && pointer && Date.now() - pointer.timeStamp < 500) {clearTimeout(this.clickCanvasTimeout);clearTimeout(this.doubleClickImageTimeout);if (options.toggleOnDblclick && this.viewed && event.target === this.image) {if (this.imageClicked) {this.imageClicked = false; // This timeout will be cleared later when a native dblclick event is triggeringthis.doubleClickImageTimeout = setTimeout(function() {dispatchEvent(_this2.image, EVENT_DBLCLICK);}, 50);} else {this.imageClicked = true; // The default timing of a double click in Windows is 500 msthis.doubleClickImageTimeout = setTimeout(function() {_this2.imageClicked = false;}, 500);}} else {this.imageClicked = false;if (options.backdrop && options.backdrop !== 'static' && event.target === this.canvas) {// This timeout will be cleared later when a native click event is triggeringthis.clickCanvasTimeout = setTimeout(function() {dispatchEvent(_this2.canvas, EVENT_CLICK);}, 50);}}}},resize: function resize() {var _this3 = this;if (!this.isShown || this.hiding) {return;}if (this.fulled) {this.close();this.initBody();this.open();}this.initContainer();this.initViewer();this.renderViewer();this.renderList();if (this.viewed) {this.initImage(function() {_this3.renderImage();});}if (this.played) {if (this.options.fullscreen && this.fulled && !(document.fullscreenElement || document.webkitFullscreenElement || document.mozFullScreenElement || document.msFullscreenElement)) {this.stop();return;}forEach(this.player.getElementsByTagName('img'), function(image) {addListener(image, EVENT_LOAD, _this3.loadImage.bind(_this3), {once: true});dispatchEvent(image, EVENT_LOAD);});}},wheel: function wheel(event) {var _this4 = this;if (!this.viewed) {return;}event.preventDefault(); // Limit wheel speed to prevent zoom too fastif (this.wheeling) {return;}this.wheeling = true;setTimeout(function() {_this4.wheeling = false;}, 50);var ratio = Number(this.options.zoomRatio) || 0.1;var delta = 1;if (event.deltaY) {delta = event.deltaY > 0 ? 1 : -1;} else if (event.wheelDelta) {delta = -event.wheelDelta / 120;} else if (event.detail) {delta = event.detail > 0 ? 1 : -1;}this.zoom(-delta * ratio, true, event);}};var methods = {/** Show the viewer (only available in modal mode)* @param {boolean} [immediate=false] - Indicates if show the viewer immediately or not.* @returns {Viewer} this*/show: function show() {var immediate = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;var element = this.element,options = this.options;if (options.inline || this.showing || this.isShown || this.showing) {return this;}if (!this.ready) {this.build();if (this.ready) {this.show(immediate);}return this;}if (isFunction(options.show)) {addListener(element, EVENT_SHOW, options.show, {once: true});}if (dispatchEvent(element, EVENT_SHOW) === false || !this.ready) {return this;}if (this.hiding) {this.transitioning.abort();}this.showing = true;this.open();var viewer = this.viewer;removeClass(viewer, CLASS_HIDE);viewer.setAttribute('role', 'dialog');viewer.setAttribute('aria-labelledby', this.title.id);viewer.setAttribute('aria-modal', true);viewer.removeAttribute('aria-hidden');if (options.transition && !immediate) {var shown = this.shown.bind(this);this.transitioning = {abort: function abort() {removeListener(viewer, EVENT_TRANSITION_END, shown);removeClass(viewer, CLASS_IN);}};addClass(viewer, CLASS_TRANSITION); // Force reflow to enable CSS3 transitionviewer.initialOffsetWidth = viewer.offsetWidth;addListener(viewer, EVENT_TRANSITION_END, shown, {once: true});addClass(viewer, CLASS_IN);} else {addClass(viewer, CLASS_IN);this.shown();}return this;},/*** Hide the viewer (only available in modal mode)* @param {boolean} [immediate=false] - Indicates if hide the viewer immediately or not.* @returns {Viewer} this*/hide: function hide() {var _this = this;var immediate = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;var element = this.element,options = this.options;if (options.inline || this.hiding || !(this.isShown || this.showing)) {return this;}if (isFunction(options.hide)) {addListener(element, EVENT_HIDE, options.hide, {once: true});}if (dispatchEvent(element, EVENT_HIDE) === false) {return this;}if (this.showing) {this.transitioning.abort();}this.hiding = true;if (this.played) {this.stop();} else if (this.viewing) {this.viewing.abort();}var viewer = this.viewer,image = this.image;var hideImmediately = function hideImmediately() {removeClass(viewer, CLASS_IN);_this.hidden();};if (options.transition && !immediate) {var onViewerTransitionEnd = function onViewerTransitionEnd(event) {// Ignore all propagating `transitionend` events (#275).if (event && event.target === viewer) {removeListener(viewer, EVENT_TRANSITION_END, onViewerTransitionEnd);_this.hidden();}};var onImageTransitionEnd = function onImageTransitionEnd() {// In case of show the viewer by `viewer.show(true)` previously (#407).if (hasClass(viewer, CLASS_TRANSITION)) {addListener(viewer, EVENT_TRANSITION_END, onViewerTransitionEnd);removeClass(viewer, CLASS_IN);} else {hideImmediately();}};this.transitioning = {abort: function abort() {if (_this.viewed && hasClass(image, CLASS_TRANSITION)) {removeListener(image, EVENT_TRANSITION_END, onImageTransitionEnd);} else if (hasClass(viewer, CLASS_TRANSITION)) {removeListener(viewer, EVENT_TRANSITION_END, onViewerTransitionEnd);}}}; // In case of hiding the viewer when holding on the image (#255),// note that the `CLASS_TRANSITION` class will be removed on pointer down.if (this.viewed && hasClass(image, CLASS_TRANSITION)) {addListener(image, EVENT_TRANSITION_END, onImageTransitionEnd, {once: true});this.zoomTo(0, false, false, true);} else {onImageTransitionEnd();}} else {hideImmediately();}return this;},/*** View one of the images with image's index* @param {number} index - The index of the image to view.* @returns {Viewer} this*/view: function view() {var _this2 = this;var index = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this.options.initialViewIndex;index = Number(index) || 0;if (this.hiding || this.played || index < 0 || index >= this.length || this.viewed && index === this.index) {return this;}if (!this.isShown) {this.index = index;return this.show();}if (this.viewing) {this.viewing.abort();}var element = this.element,options = this.options,title = this.title,canvas = this.canvas;var item = this.items[index];var img = item.querySelector('img');var url = getData(img, 'originalUrl');var alt = img.getAttribute('alt');var image = document.createElement('img');forEach(options.inheritedAttributes, function(name) {var value = img.getAttribute(name);if (value !== null) {image.setAttribute(name, value);}});image.src = url;image.alt = alt;if (isFunction(options.view)) {addListener(element, EVENT_VIEW, options.view, {once: true});}if (dispatchEvent(element, EVENT_VIEW, {originalImage: this.images[index],index: index,image: image}) === false || !this.isShown || this.hiding || this.played) {return this;}var activeItem = this.items[this.index];removeClass(activeItem, CLASS_ACTIVE);activeItem.removeAttribute('aria-selected');addClass(item, CLASS_ACTIVE);item.setAttribute('aria-selected', true);if (options.focus) {item.focus();}this.image = image;this.viewed = false;this.index = index;this.imageData = {};addClass(image, CLASS_INVISIBLE);if (options.loading) {addClass(canvas, CLASS_LOADING);}canvas.innerHTML = '';canvas.appendChild(image); // Center current itemthis.renderList(); // Clear titletitle.innerHTML = ''; // Generate title after viewedvar onViewed = function onViewed() {var imageData = _this2.imageData;var render = Array.isArray(options.title) ? options.title[1] : options.title;title.innerHTML = escapeHTMLEntities(isFunction(render) ? render.call(_this2, image, imageData) : "".concat(alt, " (").concat(imageData.naturalWidth, " \xD7 ").concat(imageData.naturalHeight, ")"));};var onLoad;addListener(element, EVENT_VIEWED, onViewed, {once: true});this.viewing = {abort: function abort() {removeListener(element, EVENT_VIEWED, onViewed);if (image.complete) {if (_this2.imageRendering) {_this2.imageRendering.abort();} else if (_this2.imageInitializing) {_this2.imageInitializing.abort();}} else {// Cancel download to save bandwidth.image.src = '';removeListener(image, EVENT_LOAD, onLoad);if (_this2.timeout) {clearTimeout(_this2.timeout);}}}};if (image.complete) {this.load();} else {addListener(image, EVENT_LOAD, onLoad = this.load.bind(this), {once: true});if (this.timeout) {clearTimeout(this.timeout);} // Make the image visible if it fails to load within 1sthis.timeout = setTimeout(function() {removeClass(image, CLASS_INVISIBLE);_this2.timeout = false;}, 1000);}return this;},/*** View the previous image* @param {boolean} [loop=false] - Indicate if view the last one* when it is the first one at present.* @returns {Viewer} this*/prev: function prev() {var loop = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;var index = this.index - 1;if (index < 0) {index = loop ? this.length - 1 : 0;}this.view(index);return this;},/*** View the next image* @param {boolean} [loop=false] - Indicate if view the first one* when it is the last one at present.* @returns {Viewer} this*/next: function next() {var loop = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;var maxIndex = this.length - 1;var index = this.index + 1;if (index > maxIndex) {index = loop ? 0 : maxIndex;}this.view(index);return this;},/*** Move the image with relative offsets.* @param {number} offsetX - The relative offset distance on the x-axis.* @param {number} offsetY - The relative offset distance on the y-axis.* @returns {Viewer} this*/move: function move(offsetX, offsetY) {var imageData = this.imageData;this.moveTo(isUndefined(offsetX) ? offsetX : imageData.left + Number(offsetX), isUndefined(offsetY) ? offsetY : imageData.top + Number(offsetY));return this;},/*** Move the image to an absolute point.* @param {number} x - The x-axis coordinate.* @param {number} [y=x] - The y-axis coordinate.* @returns {Viewer} this*/moveTo: function moveTo(x) {var y = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : x;var imageData = this.imageData;x = Number(x);y = Number(y);if (this.viewed && !this.played && this.options.movable) {var changed = false;if (isNumber(x)) {imageData.left = x;changed = true;}if (isNumber(y)) {imageData.top = y;changed = true;}if (changed) {this.renderImage();}}return this;},/*** Zoom the image with a relative ratio.* @param {number} ratio - The target ratio.* @param {boolean} [hasTooltip=false] - Indicates if it has a tooltip or not.* @param {Event} [_originalEvent=null] - The original event if any.* @returns {Viewer} this*/zoom: function zoom(ratio) {var hasTooltip = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;var _originalEvent = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;var imageData = this.imageData;ratio = Number(ratio);if (ratio < 0) {ratio = 1 / (1 - ratio);} else {ratio = 1 + ratio;}this.zoomTo(imageData.width * ratio / imageData.naturalWidth, hasTooltip, _originalEvent);return this;},/*** Zoom the image to an absolute ratio.* @param {number} ratio - The target ratio.* @param {boolean} [hasTooltip=false] - Indicates if it has a tooltip or not.* @param {Event} [_originalEvent=null] - The original event if any.* @param {Event} [_zoomable=false] - Indicates if the current zoom is available or not.* @returns {Viewer} this*/zoomTo: function zoomTo(ratio) {var _this3 = this;var hasTooltip = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;var _originalEvent = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;var _zoomable = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;var element = this.element,options = this.options,pointers = this.pointers,imageData = this.imageData;var width = imageData.width,height = imageData.height,left = imageData.left,top = imageData.top,naturalWidth = imageData.naturalWidth,naturalHeight = imageData.naturalHeight;ratio = Math.max(0, ratio);if (isNumber(ratio) && this.viewed && !this.played && (_zoomable || options.zoomable)) {if (!_zoomable) {var minZoomRatio = Math.max(0.01, options.minZoomRatio);var maxZoomRatio = Math.min(100, options.maxZoomRatio);ratio = Math.min(Math.max(ratio, minZoomRatio), maxZoomRatio);}if (_originalEvent && options.zoomRatio >= 0.055 && ratio > 0.95 && ratio < 1.05) {ratio = 1;}var newWidth = naturalWidth * ratio;var newHeight = naturalHeight * ratio;var offsetWidth = newWidth - width;var offsetHeight = newHeight - height;var oldRatio = width / naturalWidth;if (isFunction(options.zoom)) {addListener(element, EVENT_ZOOM, options.zoom, {once: true});}if (dispatchEvent(element, EVENT_ZOOM, {ratio: ratio,oldRatio: oldRatio,originalEvent: _originalEvent}) === false) {return this;}this.zooming = true;if (_originalEvent) {var offset = getOffset(this.viewer);var center = pointers && Object.keys(pointers).length ? getPointersCenter(pointers) : {pageX: _originalEvent.pageX,pageY: _originalEvent.pageY}; // Zoom from the triggering point of the eventimageData.left -= offsetWidth * ((center.pageX - offset.left - left) / width);imageData.top -= offsetHeight * ((center.pageY - offset.top - top) / height);} else {// Zoom from the center of the imageimageData.left -= offsetWidth / 2;imageData.top -= offsetHeight / 2;}imageData.width = newWidth;imageData.height = newHeight;imageData.ratio = ratio;this.renderImage(function() {_this3.zooming = false;if (isFunction(options.zoomed)) {addListener(element, EVENT_ZOOMED, options.zoomed, {once: true});}dispatchEvent(element, EVENT_ZOOMED, {ratio: ratio,oldRatio: oldRatio,originalEvent: _originalEvent}, {cancelable: false});});if (hasTooltip) {this.tooltip();}}return this;},/*** Rotate the image with a relative degree.* @param {number} degree - The rotate degree.* @returns {Viewer} this*/rotate: function rotate(degree) {this.rotateTo((this.imageData.rotate || 0) + Number(degree));return this;},/*** Rotate the image to an absolute degree.* @param {number} degree - The rotate degree.* @returns {Viewer} this*/rotateTo: function rotateTo(degree) {var imageData = this.imageData;degree = Number(degree);if (isNumber(degree) && this.viewed && !this.played && this.options.rotatable) {imageData.rotate = degree;this.renderImage();}return this;},/*** Scale the image on the x-axis.* @param {number} scaleX - The scale ratio on the x-axis.* @returns {Viewer} this*/scaleX: function scaleX(_scaleX) {this.scale(_scaleX, this.imageData.scaleY);return this;},/*** Scale the image on the y-axis.* @param {number} scaleY - The scale ratio on the y-axis.* @returns {Viewer} this*/scaleY: function scaleY(_scaleY) {this.scale(this.imageData.scaleX, _scaleY);return this;},/*** Scale the image.* @param {number} scaleX - The scale ratio on the x-axis.* @param {number} [scaleY=scaleX] - The scale ratio on the y-axis.* @returns {Viewer} this*/scale: function scale(scaleX) {var scaleY = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : scaleX;var imageData = this.imageData;scaleX = Number(scaleX);scaleY = Number(scaleY);if (this.viewed && !this.played && this.options.scalable) {var changed = false;if (isNumber(scaleX)) {imageData.scaleX = scaleX;changed = true;}if (isNumber(scaleY)) {imageData.scaleY = scaleY;changed = true;}if (changed) {this.renderImage();}}return this;},/*** Play the images* @param {boolean} [fullscreen=false] - Indicate if request fullscreen or not.* @returns {Viewer} this*/play: function play() {var _this4 = this;var fullscreen = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;if (!this.isShown || this.played) {return this;}var element = this.element,options = this.options;if (isFunction(options.play)) {addListener(element, EVENT_PLAY, options.play, {once: true});}if (dispatchEvent(element, EVENT_PLAY) === false) {return this;}var player = this.player;var onLoad = this.loadImage.bind(this);var list = [];var total = 0;var index = 0;this.played = true;this.onLoadWhenPlay = onLoad;if (fullscreen) {this.requestFullscreen();}addClass(player, CLASS_SHOW);forEach(this.items, function(item, i) {var img = item.querySelector('img');var image = document.createElement('img');image.src = getData(img, 'originalUrl');image.alt = img.getAttribute('alt');image.referrerPolicy = img.referrerPolicy;total += 1;addClass(image, CLASS_FADE);toggleClass(image, CLASS_TRANSITION, options.transition);if (hasClass(item, CLASS_ACTIVE)) {addClass(image, CLASS_IN);index = i;}list.push(image);addListener(image, EVENT_LOAD, onLoad, {once: true});player.appendChild(image);});if (isNumber(options.interval) && options.interval > 0) {var play = function play() {_this4.playing = setTimeout(function() {removeClass(list[index], CLASS_IN);index += 1;index = index < total ? index : 0;addClass(list[index], CLASS_IN);play();}, options.interval);};if (total > 1) {play();}}return this;},// Stop playstop: function stop() {var _this5 = this;if (!this.played) {return this;}var element = this.element,options = this.options;if (isFunction(options.stop)) {addListener(element, EVENT_STOP, options.stop, {once: true});}if (dispatchEvent(element, EVENT_STOP) === false) {return this;}var player = this.player;this.played = false;clearTimeout(this.playing);forEach(player.getElementsByTagName('img'), function(image) {removeListener(image, EVENT_LOAD, _this5.onLoadWhenPlay);});removeClass(player, CLASS_SHOW);player.innerHTML = '';this.exitFullscreen();return this;},// Enter modal mode (only available in inline mode)full: function full() {var _this6 = this;var options = this.options,viewer = this.viewer,image = this.image,list = this.list;if (!this.isShown || this.played || this.fulled || !options.inline) {return this;}this.fulled = true;this.open();addClass(this.button, CLASS_FULLSCREEN_EXIT);if (options.transition) {removeClass(list, CLASS_TRANSITION);if (this.viewed) {removeClass(image, CLASS_TRANSITION);}}addClass(viewer, CLASS_FIXED);viewer.setAttribute('role', 'dialog');viewer.setAttribute('aria-labelledby', this.title.id);viewer.setAttribute('aria-modal', true);viewer.removeAttribute('style');setStyle(viewer, {zIndex: options.zIndex});if (options.focus) {this.enforceFocus();}this.initContainer();this.viewerData = assign({}, this.containerData);this.renderList();if (this.viewed) {this.initImage(function() {_this6.renderImage(function() {if (options.transition) {setTimeout(function() {addClass(image, CLASS_TRANSITION);addClass(list, CLASS_TRANSITION);}, 0);}});});}return this;},// Exit modal mode (only available in inline mode)exit: function exit() {var _this7 = this;var options = this.options,viewer = this.viewer,image = this.image,list = this.list;if (!this.isShown || this.played || !this.fulled || !options.inline) {return this;}this.fulled = false;this.close();removeClass(this.button, CLASS_FULLSCREEN_EXIT);if (options.transition) {removeClass(list, CLASS_TRANSITION);if (this.viewed) {removeClass(image, CLASS_TRANSITION);}}if (options.focus) {this.clearEnforceFocus();}viewer.removeAttribute('role');viewer.removeAttribute('aria-labelledby');viewer.removeAttribute('aria-modal');removeClass(viewer, CLASS_FIXED);setStyle(viewer, {zIndex: options.zIndexInline});this.viewerData = assign({}, this.parentData);this.renderViewer();this.renderList();if (this.viewed) {this.initImage(function() {_this7.renderImage(function() {if (options.transition) {setTimeout(function() {addClass(image, CLASS_TRANSITION);addClass(list, CLASS_TRANSITION);}, 0);}});});}return this;},// Show the current ratio of the image with percentagetooltip: function tooltip() {var _this8 = this;var options = this.options,tooltipBox = this.tooltipBox,imageData = this.imageData;if (!this.viewed || this.played || !options.tooltip) {return this;}tooltipBox.textContent = "".concat(Math.round(imageData.ratio * 100), "%");if (!this.tooltipping) {if (options.transition) {if (this.fading) {dispatchEvent(tooltipBox, EVENT_TRANSITION_END);}addClass(tooltipBox, CLASS_SHOW);addClass(tooltipBox, CLASS_FADE);addClass(tooltipBox, CLASS_TRANSITION);tooltipBox.removeAttribute('aria-hidden'); // Force reflow to enable CSS3 transitiontooltipBox.initialOffsetWidth = tooltipBox.offsetWidth;addClass(tooltipBox, CLASS_IN);} else {addClass(tooltipBox, CLASS_SHOW);tooltipBox.removeAttribute('aria-hidden');}} else {clearTimeout(this.tooltipping);}this.tooltipping = setTimeout(function() {if (options.transition) {addListener(tooltipBox, EVENT_TRANSITION_END, function() {removeClass(tooltipBox, CLASS_SHOW);removeClass(tooltipBox, CLASS_FADE);removeClass(tooltipBox, CLASS_TRANSITION);tooltipBox.setAttribute('aria-hidden', true);_this8.fading = false;}, {once: true});removeClass(tooltipBox, CLASS_IN);_this8.fading = true;} else {removeClass(tooltipBox, CLASS_SHOW);tooltipBox.setAttribute('aria-hidden', true);}_this8.tooltipping = false;}, 1000);return this;},// Toggle the image size between its natural size and initial sizetoggle: function toggle() {if (this.imageData.ratio === 1) {this.zoomTo(this.initialImageData.ratio, true);} else {this.zoomTo(1, true);}return this;},// Reset the image to its initial statereset: function reset() {if (this.viewed && !this.played) {this.imageData = assign({}, this.initialImageData);this.renderImage();}return this;},// Update viewer when images changedupdate: function update() {var _this9 = this;var element = this.element,options = this.options,isImg = this.isImg; // Destroy viewer if the target image was deletedif (isImg && !element.parentNode) {return this.destroy();}var images = [];forEach(isImg ? [element] : element.querySelectorAll('img'), function(image) {if (isFunction(options.filter)) {if (options.filter.call(_this9, image)) {images.push(image);}} else if (_this9.getImageURL(image)) {images.push(image);}});if (!images.length) {return this;}this.images = images;this.length = images.length;if (this.ready) {var changedIndexes = [];forEach(this.items, function(item, i) {var img = item.querySelector('img');var image = images[i];if (image && img) {if (image.src !== img.src // Title changed (#408)||image.alt !== img.alt) {changedIndexes.push(i);}} else {changedIndexes.push(i);}});setStyle(this.list, {width: 'auto'});this.initList();if (this.isShown) {if (this.length) {if (this.viewed) {var changedIndex = changedIndexes.indexOf(this.index);if (changedIndex >= 0) {this.viewed = false;this.view(Math.max(Math.min(this.index - changedIndex, this.length - 1), 0));} else {var activeItem = this.items[this.index]; // Reactivate the current viewing item after reset the list.addClass(activeItem, CLASS_ACTIVE);activeItem.setAttribute('aria-selected', true);}}} else {this.image = null;this.viewed = false;this.index = 0;this.imageData = {};this.canvas.innerHTML = '';this.title.innerHTML = '';}}} else {this.build();}return this;},// Destroy the viewerdestroy: function destroy() {var element = this.element,options = this.options;if (!element[NAMESPACE]) {return this;}this.destroyed = true;if (this.ready) {if (this.played) {this.stop();}if (options.inline) {if (this.fulled) {this.exit();}this.unbind();} else if (this.isShown) {if (this.viewing) {if (this.imageRendering) {this.imageRendering.abort();} else if (this.imageInitializing) {this.imageInitializing.abort();}}if (this.hiding) {this.transitioning.abort();}this.hidden();} else if (this.showing) {this.transitioning.abort();this.hidden();}this.ready = false;this.viewer.parentNode.removeChild(this.viewer);} else if (options.inline) {if (this.delaying) {this.delaying.abort();} else if (this.initializing) {this.initializing.abort();}}if (!options.inline) {removeListener(element, EVENT_CLICK, this.onStart);}element[NAMESPACE] = undefined;return this;}};var others = {getImageURL: function getImageURL(image) {var url = this.options.url;if (isString(url)) {url = image.getAttribute(url);} else if (isFunction(url)) {url = url.call(this, image);} else {url = '';}return url;},enforceFocus: function enforceFocus() {var _this = this;this.clearEnforceFocus();addListener(document, EVENT_FOCUSIN, this.onFocusin = function(_ref) {var target = _ref.target;var viewer = _this.viewer;if (target !== document && target !== viewer && !viewer.contains(target)) {viewer.focus();}});},clearEnforceFocus: function clearEnforceFocus() {if (this.onFocusin) {removeListener(document, EVENT_FOCUSIN, this.onFocusin);this.onFocusin = null;}},open: function open() {var body = this.body;addClass(body, CLASS_OPEN);body.style.paddingRight = "".concat(this.scrollbarWidth + (parseFloat(this.initialBodyComputedPaddingRight) || 0), "px");},close: function close() {var body = this.body;removeClass(body, CLASS_OPEN);body.style.paddingRight = this.initialBodyPaddingRight;},shown: function shown() {var element = this.element,options = this.options,viewer = this.viewer;this.fulled = true;this.isShown = true;this.render();this.bind();this.showing = false;if (options.focus) {viewer.focus();this.enforceFocus();}if (isFunction(options.shown)) {addListener(element, EVENT_SHOWN, options.shown, {once: true});}if (dispatchEvent(element, EVENT_SHOWN) === false) {return;}if (this.ready && this.isShown && !this.hiding) {this.view(this.index);}},hidden: function hidden() {var element = this.element,options = this.options,viewer = this.viewer;if (options.fucus) {this.clearEnforceFocus();}this.fulled = false;this.viewed = false;this.isShown = false;this.close();this.unbind();addClass(viewer, CLASS_HIDE);viewer.removeAttribute('role');viewer.removeAttribute('aria-labelledby');viewer.removeAttribute('aria-modal');viewer.setAttribute('aria-hidden', true);this.resetList();this.resetImage();this.hiding = false;if (!this.destroyed) {if (isFunction(options.hidden)) {addListener(element, EVENT_HIDDEN, options.hidden, {once: true});}dispatchEvent(element, EVENT_HIDDEN, null, {cancelable: false});}},requestFullscreen: function requestFullscreen() {var document = this.element.ownerDocument;if (this.fulled && !(document.fullscreenElement || document.webkitFullscreenElement || document.mozFullScreenElement || document.msFullscreenElement)) {var documentElement = document.documentElement; // Element.requestFullscreen()if (documentElement.requestFullscreen) {documentElement.requestFullscreen();} else if (documentElement.webkitRequestFullscreen) {documentElement.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT);} else if (documentElement.mozRequestFullScreen) {documentElement.mozRequestFullScreen();} else if (documentElement.msRequestFullscreen) {documentElement.msRequestFullscreen();}}},exitFullscreen: function exitFullscreen() {var document = this.element.ownerDocument;if (this.fulled && (document.fullscreenElement || document.webkitFullscreenElement || document.mozFullScreenElement || document.msFullscreenElement)) {// Document.exitFullscreen()if (document.exitFullscreen) {document.exitFullscreen();} else if (document.webkitExitFullscreen) {document.webkitExitFullscreen();} else if (document.mozCancelFullScreen) {document.mozCancelFullScreen();} else if (document.msExitFullscreen) {document.msExitFullscreen();}}},change: function change(event) {var options = this.options,pointers = this.pointers;var pointer = pointers[Object.keys(pointers)[0]]; // In the case of the `pointers` object is empty (#421)if (!pointer) {return;}var offsetX = pointer.endX - pointer.startX;var offsetY = pointer.endY - pointer.startY;switch (this.action) {// Move the current imagecase ACTION_MOVE:this.move(offsetX, offsetY);break;// Zoom the current imagecase ACTION_ZOOM:this.zoom(getMaxZoomRatio(pointers), false, event);break;case ACTION_SWITCH:{this.action = 'switched';var absoluteOffsetX = Math.abs(offsetX);if (absoluteOffsetX > 1 && absoluteOffsetX > Math.abs(offsetY)) {// Empty `pointers` as `touchend` event will not be fired after swiped in iOS browsers.this.pointers = {};if (offsetX > 1) {this.prev(options.loop);} else if (offsetX < -1) {this.next(options.loop);}}break;}} // OverrideforEach(pointers, function(p) {p.startX = p.endX;p.startY = p.endY;});},isSwitchable: function isSwitchable() {var imageData = this.imageData,viewerData = this.viewerData;return this.length > 1 && imageData.left >= 0 && imageData.top >= 0 && imageData.width <= viewerData.width && imageData.height <= viewerData.height;}};var AnotherViewer = WINDOW.Viewer;var getUniqueID = function(id) {return function() {id += 1;return id;};}(-1);var Viewer = /*#__PURE__*/ function() {/*** Create a new Viewer.* @param {Element} element - The target element for viewing.* @param {Object} [options={}] - The configuration options.*/function Viewer(element) {var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};_classCallCheck(this, Viewer);if (!element || element.nodeType !== 1) {throw new Error('The first argument is required and must be an element.');}this.element = element;this.options = assign({}, DEFAULTS, isPlainObject(options) && options);this.action = false;this.fading = false;this.fulled = false;this.hiding = false;this.imageClicked = false;this.imageData = {};this.index = this.options.initialViewIndex;this.isImg = false;this.isShown = false;this.length = 0;this.played = false;this.playing = false;this.pointers = {};this.ready = false;this.showing = false;this.timeout = false;this.tooltipping = false;this.viewed = false;this.viewing = false;this.wheeling = false;this.zooming = false;this.id = getUniqueID();this.init();}_createClass(Viewer, [{key: "init",value: function init() {var _this = this;var element = this.element,options = this.options;if (element[NAMESPACE]) {return;}element[NAMESPACE] = this; // The `focus` option requires the `keyboard` option set to `true`.if (options.focus && !options.keyboard) {options.focus = false;}var isImg = element.localName === 'img';var images = [];forEach(isImg ? [element] : element.querySelectorAll('img'), function(image) {if (isFunction(options.filter)) {if (options.filter.call(_this, image)) {images.push(image);}} else if (_this.getImageURL(image)) {images.push(image);}});this.isImg = isImg;this.length = images.length;this.images = images;this.initBody(); // Override `transition` option if it is not supportedif (isUndefined(document.createElement(NAMESPACE).style.transition)) {options.transition = false;}if (options.inline) {var count = 0;var progress = function progress() {count += 1;if (count === _this.length) {var timeout;_this.initializing = false;_this.delaying = {abort: function abort() {clearTimeout(timeout);}}; // build asynchronously to keep `this.viewer` is accessible in `ready` event handler.timeout = setTimeout(function() {_this.delaying = false;_this.build();}, 0);}};this.initializing = {abort: function abort() {forEach(images, function(image) {if (!image.complete) {removeListener(image, EVENT_LOAD, progress);}});}};forEach(images, function(image) {if (image.complete) {progress();} else {addListener(image, EVENT_LOAD, progress, {once: true});}});} else {addListener(element, EVENT_CLICK, this.onStart = function(_ref) {var target = _ref.target;if (target.localName === 'img' && (!isFunction(options.filter) || options.filter.call(_this, target))) {_this.view(_this.images.indexOf(target));}});}}}, {key: "build",value: function build() {if (this.ready) {return;}var element = this.element,options = this.options;var parent = element.parentNode;var template = document.createElement('div');template.innerHTML = TEMPLATE;var viewer = template.querySelector(".".concat(NAMESPACE, "-container"));var title = viewer.querySelector(".".concat(NAMESPACE, "-title"));var toolbar = viewer.querySelector(".".concat(NAMESPACE, "-toolbar"));var navbar = viewer.querySelector(".".concat(NAMESPACE, "-navbar"));var button = viewer.querySelector(".".concat(NAMESPACE, "-button"));var canvas = viewer.querySelector(".".concat(NAMESPACE, "-canvas"));this.parent = parent;this.viewer = viewer;this.title = title;this.toolbar = toolbar;this.navbar = navbar;this.button = button;this.canvas = canvas;this.footer = viewer.querySelector(".".concat(NAMESPACE, "-footer"));this.tooltipBox = viewer.querySelector(".".concat(NAMESPACE, "-tooltip"));this.player = viewer.querySelector(".".concat(NAMESPACE, "-player"));this.list = viewer.querySelector(".".concat(NAMESPACE, "-list"));viewer.id = "".concat(NAMESPACE).concat(this.id);title.id = "".concat(NAMESPACE, "Title").concat(this.id);addClass(title, !options.title ? CLASS_HIDE : getResponsiveClass(Array.isArray(options.title) ? options.title[0] : options.title));addClass(navbar, !options.navbar ? CLASS_HIDE : getResponsiveClass(options.navbar));toggleClass(button, CLASS_HIDE, !options.button);if (options.keyboard) {button.setAttribute('tabindex', 0);}if (options.backdrop) {addClass(viewer, "".concat(NAMESPACE, "-backdrop"));if (!options.inline && options.backdrop !== 'static') {setData(canvas, DATA_ACTION, 'hide');}}if (isString(options.className) && options.className) {// In case there are multiple class namesoptions.className.split(REGEXP_SPACES).forEach(function(className) {addClass(viewer, className);});}if (options.toolbar) {var list = document.createElement('ul');var custom = isPlainObject(options.toolbar);var zoomButtons = BUTTONS.slice(0, 3);var rotateButtons = BUTTONS.slice(7, 9);var scaleButtons = BUTTONS.slice(9);if (!custom) {addClass(toolbar, getResponsiveClass(options.toolbar));}forEach(custom ? options.toolbar : BUTTONS, function(value, index) {var deep = custom && isPlainObject(value);var name = custom ? hyphenate(index) : value;var show = deep && !isUndefined(value.show) ? value.show : value;if (!show || !options.zoomable && zoomButtons.indexOf(name) !== -1 || !options.rotatable && rotateButtons.indexOf(name) !== -1 || !options.scalable && scaleButtons.indexOf(name) !== -1) {return;}var size = deep && !isUndefined(value.size) ? value.size : value;var click = deep && !isUndefined(value.click) ? value.click : value;var item = document.createElement('li');if (options.keyboard) {item.setAttribute('tabindex', 0);}item.setAttribute('role', 'button');addClass(item, "".concat(NAMESPACE, "-").concat(name));if (!isFunction(click)) {setData(item, DATA_ACTION, name);}if (isNumber(show)) {addClass(item, getResponsiveClass(show));}if (['small', 'large'].indexOf(size) !== -1) {addClass(item, "".concat(NAMESPACE, "-").concat(size));} else if (name === 'play') {addClass(item, "".concat(NAMESPACE, "-large"));}if (isFunction(click)) {addListener(item, EVENT_CLICK, click);}list.appendChild(item);});toolbar.appendChild(list);} else {addClass(toolbar, CLASS_HIDE);}if (!options.rotatable) {var rotates = toolbar.querySelectorAll('li[class*="rotate"]');addClass(rotates, CLASS_INVISIBLE);forEach(rotates, function(rotate) {toolbar.appendChild(rotate);});}if (options.inline) {addClass(button, CLASS_FULLSCREEN);setStyle(viewer, {zIndex: options.zIndexInline});if (window.getComputedStyle(parent).position === 'static') {setStyle(parent, {position: 'relative'});}parent.insertBefore(viewer, element.nextSibling);} else {addClass(button, CLASS_CLOSE);addClass(viewer, CLASS_FIXED);addClass(viewer, CLASS_FADE);addClass(viewer, CLASS_HIDE);setStyle(viewer, {zIndex: options.zIndex});var container = options.container;if (isString(container)) {container = element.ownerDocument.querySelector(container);}if (!container) {container = this.body;}container.appendChild(viewer);}if (options.inline) {this.render();this.bind();this.isShown = true;}this.ready = true;if (isFunction(options.ready)) {addListener(element, EVENT_READY, options.ready, {once: true});}if (dispatchEvent(element, EVENT_READY) === false) {this.ready = false;return;}if (this.ready && options.inline) {this.view(this.index);}}/*** Get the no conflict viewer class.* @returns {Viewer} The viewer class.*/}], [{key: "noConflict",value: function noConflict() {window.Viewer = AnotherViewer;return Viewer;}/*** Change the default options.* @param {Object} options - The new default options.*/}, {key: "setDefaults",value: function setDefaults(options) {assign(DEFAULTS, isPlainObject(options) && options);}}]);return Viewer;}();assign(Viewer.prototype, render, events, handlers, methods, others);return Viewer;})));
viewer.css
/*!* Viewer.js v1.8.0* https://fengyuanchen.github.io/viewerjs** Copyright 2015-present Chen Fengyuan* Released under the MIT license** Date: 2020-11-08T05:28:32.068Z*/.viewer-zoom-in::before,
.viewer-zoom-out::before,
.viewer-one-to-one::before,
.viewer-reset::before,
.viewer-prev::before,
.viewer-play::before,
.viewer-next::before,
.viewer-rotate-left::before,
.viewer-rotate-right::before,
.viewer-flip-horizontal::before,
.viewer-flip-vertical::before,
.viewer-fullscreen::before,
.viewer-fullscreen-exit::before,
.viewer-close::before {background-image: url('data:image/png;base64,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');background-repeat: no-repeat;background-size: 280px;color: transparent;display: block;font-size: 0;height: 20px;line-height: 0;width: 20px;
}.viewer-zoom-in::before {background-position: 0 0;content: 'Zoom In';
}.viewer-zoom-out::before {background-position: -20px 0;content: 'Zoom Out';
}.viewer-one-to-one::before {background-position: -40px 0;content: 'One to One';
}.viewer-reset::before {background-position: -60px 0;content: 'Reset';
}.viewer-prev::before {background-position: -80px 0;content: 'Previous';
}.viewer-play::before {background-position: -100px 0;content: 'Play';
}.viewer-next::before {background-position: -120px 0;content: 'Next';
}.viewer-rotate-left::before {background-position: -140px 0;content: 'Rotate Left';
}.viewer-rotate-right::before {background-position: -160px 0;content: 'Rotate Right';
}.viewer-flip-horizontal::before {background-position: -180px 0;content: 'Flip Horizontal';
}.viewer-flip-vertical::before {background-position: -200px 0;content: 'Flip Vertical';
}.viewer-fullscreen::before {background-position: -220px 0;content: 'Enter Full Screen';
}.viewer-fullscreen-exit::before {background-position: -240px 0;content: 'Exit Full Screen';
}.viewer-close::before {background-position: -260px 0;content: 'Close';
}.viewer-container {bottom: 0;direction: ltr;font-size: 0;left: 0;line-height: 0;overflow: hidden;position: absolute;right: 0;-webkit-tap-highlight-color: transparent;top: 0;-ms-touch-action: none;touch-action: none;-webkit-touch-callout: none;-webkit-user-select: none;-moz-user-select: none;-ms-user-select: none;user-select: none;
}.viewer-container::-moz-selection,
.viewer-container *::-moz-selection {background-color: transparent;
}.viewer-container::selection,
.viewer-container *::selection {background-color: transparent;
}.viewer-container:focus {outline: 0;
}.viewer-container img {display: block;height: auto;max-height: none !important;max-width: none !important;min-height: 0 !important;min-width: 0 !important;width: 100%;
}.viewer-canvas {bottom: 0;left: 0;overflow: hidden;position: absolute;right: 0;top: 0;
}.viewer-canvas>img {height: auto;margin: 15px auto;max-width: 90% !important;width: auto;
}.viewer-footer {bottom: 0;left: 0;overflow: hidden;position: absolute;right: 0;text-align: center;
}.viewer-navbar {background-color: rgba(0, 0, 0, 0.5);overflow: hidden;
}.viewer-list {-webkit-box-sizing: content-box;box-sizing: content-box;height: 50px;margin: 0;overflow: hidden;padding: 1px 0;
}.viewer-list>li {color: transparent;cursor: pointer;float: left;font-size: 0;height: 50px;line-height: 0;opacity: 0.5;overflow: hidden;-webkit-transition: opacity 0.15s;transition: opacity 0.15s;width: 30px;
}.viewer-list>li:focus,
.viewer-list>li:hover {opacity: 0.75;
}.viewer-list>li:focus {outline: 0;
}.viewer-list>li+li {margin-left: 1px;
}.viewer-list>.viewer-loading {position: relative;
}.viewer-list>.viewer-loading::after {border-width: 2px;height: 20px;margin-left: -10px;margin-top: -10px;width: 20px;
}.viewer-list>.viewer-active,
.viewer-list>.viewer-active:focus,
.viewer-list>.viewer-active:hover {opacity: 1;
}.viewer-player {background-color: #000;bottom: 0;cursor: none;display: none;left: 0;position: absolute;right: 0;top: 0;z-index: 1;
}.viewer-player>img {left: 0;position: absolute;top: 0;
}.viewer-toolbar>ul {display: inline-block;margin: 0 auto 5px;overflow: hidden;padding: 6px 3px;
}.viewer-toolbar>ul>li {background-color: rgba(0, 0, 0, 0.5);border-radius: 50%;cursor: pointer;float: left;height: 24px;overflow: hidden;-webkit-transition: background-color 0.15s;transition: background-color 0.15s;width: 24px;
}.viewer-toolbar>ul>li:focus,
.viewer-toolbar>ul>li:hover {background-color: rgba(0, 0, 0, 0.8);
}.viewer-toolbar>ul>li:focus {-webkit-box-shadow: 0 0 3px #fff;box-shadow: 0 0 3px #fff;outline: 0;position: relative;z-index: 1;
}.viewer-toolbar>ul>li::before {margin: 2px;
}.viewer-toolbar>ul>li+li {margin-left: 1px;
}.viewer-toolbar>ul>.viewer-small {height: 18px;margin-bottom: 3px;margin-top: 3px;width: 18px;
}.viewer-toolbar>ul>.viewer-small::before {margin: -1px;
}.viewer-toolbar>ul>.viewer-large {height: 30px;margin-bottom: -3px;margin-top: -3px;width: 30px;
}.viewer-toolbar>ul>.viewer-large::before {margin: 5px;
}.viewer-tooltip {background-color: rgba(0, 0, 0, 0.8);border-radius: 10px;color: #fff;display: none;font-size: 12px;height: 20px;left: 50%;line-height: 20px;margin-left: -25px;margin-top: -10px;position: absolute;text-align: center;top: 50%;width: 50px;
}.viewer-title {color: #ccc;display: inline-block;font-size: 12px;line-height: 1;margin: 0 5% 5px;max-width: 90%;opacity: 0.8;overflow: hidden;text-overflow: ellipsis;-webkit-transition: opacity 0.15s;transition: opacity 0.15s;white-space: nowrap;
}.viewer-title:hover {opacity: 1;
}.viewer-button {background-color: rgba(0, 0, 0, 0.5);border-radius: 50%;cursor: pointer;height: 80px;overflow: hidden;position: absolute;right: -40px;top: -40px;-webkit-transition: background-color 0.15s;transition: background-color 0.15s;width: 80px;
}.viewer-button:focus,
.viewer-button:hover {background-color: rgba(0, 0, 0, 0.8);
}.viewer-button:focus {-webkit-box-shadow: 0 0 3px #fff;box-shadow: 0 0 3px #fff;outline: 0;
}.viewer-button::before {bottom: 15px;left: 15px;position: absolute;
}.viewer-fixed {position: fixed;
}.viewer-open {overflow: hidden;
}.viewer-show {display: block;
}.viewer-hide {display: none;
}.viewer-backdrop {background-color: rgba(0, 0, 0, 0.5);
}.viewer-invisible {visibility: hidden;
}.viewer-move {cursor: move;cursor: -webkit-grab;cursor: grab;
}.viewer-fade {opacity: 0;
}.viewer-in {opacity: 1;
}.viewer-transition {-webkit-transition: all 0.3s;transition: all 0.3s;
}@-webkit-keyframes viewer-spinner {0% {-webkit-transform: rotate(0deg);transform: rotate(0deg);}100% {-webkit-transform: rotate(360deg);transform: rotate(360deg);}
}@keyframes viewer-spinner {0% {-webkit-transform: rotate(0deg);transform: rotate(0deg);}100% {-webkit-transform: rotate(360deg);transform: rotate(360deg);}
}.viewer-loading::after {-webkit-animation: viewer-spinner 1s linear infinite;animation: viewer-spinner 1s linear infinite;border: 4px solid rgba(255, 255, 255, 0.1);border-left-color: rgba(255, 255, 255, 0.5);border-radius: 50%;content: '';display: inline-block;height: 40px;left: 50%;margin-left: -20px;margin-top: -20px;position: absolute;top: 50%;width: 40px;z-index: 1;
}@media (max-width: 767px) {.viewer-hide-xs-down {display: none;}
}@media (max-width: 991px) {.viewer-hide-sm-down {display: none;}
}@media (max-width: 1199px) {.viewer-hide-md-down {display: none;}
}
viewer图片查看器JQ版相关推荐
- windows照片查看器没了_Secondary Display Photo Viewer(图片查看器)下载
Secondary Display Photo Viewer(图片查看器)是一款非常棒的图片查看类软件哦,这款软件能够帮助用户们进行幻灯片的查看使用等,1大量的编辑功能也让用户们喜爱哦~ Second ...
- 强大的jQuery图片查看器插件Viewer.js
简介 Viewer.js 是一款强大的图片查看器 Viewer.js 有以下特点: 支持移动设备触摸事件 支持响应式 支持放大/缩小 支持旋转(类似微博的图片旋转) 支持水平/垂直翻转 支持图片移动 ...
- html手机端的图片阅读器,兼容移动端与电脑端的图片查看器viewer.js插件
Viewer.js 有以下特点: 支持移动设备触摸事件 支持响应式 支持放大/缩小 支持旋转(类似微博的图片旋转) 支持水平/垂直翻转 支持图片移动 支持键盘 支持全屏幻灯片模式(可做屏保) 支持缩略 ...
- 图片在线预览html,Viewer.js – 强大的JS/jQuery图片查看器
Viewer.js – 强大的JS/jQuery图片查看器 分类:代码 日期:2016-08-04 点击(282,284) 下载(1) 来源:未知 收藏 简介 Viewer.js 是一款强大的图片查看 ...
- viewer.js图片查看器
viewer.js插件(vue) Viewer.js 是一款强大的图片查看器,像门户网站一般都会有各自的图片查看器,如果您正需要一款强大的图片查看器,也许 Viewer.js 是一个很好的选择.Vie ...
- 图片查看器 Viewer.js
插件简介 Viewer.js 是一款强大的图片查看器,提供了纯 JS 版本和 jQuery 版本,具有以下特点: 支持移动设备触摸事件 支持响应式 支持放大.缩小 支持旋转(类似微博的图片旋转) 支持 ...
- Viewer.js Javascript/jQuery图片查看器
简介 Viewer.js 是一款强大的图片查看器,像门户网站一般都会有各自的图片查看器,如果您正需要一款强大的图片查看器,也许 Viewer.js 是一个很好的选择.Viewer.js 有以下特点: ...
- XP图片查看器的替代软件-超简版ACDSee
(图1)Win2000下可以达到WinXp图片查看器效果的软件. .Win2000Sp4是个很不错的系统除了主题和部份小功能外其兼容性及实用性可以说超过xp. 可能因为Win2000刚出来给人们的印象 ...
- 前端实现图片查看器（滚轮放大，缩小，旋转）——Viewer.js
一.前端实现图片查看器(放大,缩小,旋转)--Viewer.js [附参考链接:(14条消息) Viewer.js第一次点击图片无法显示解决方案(vue使用)_李墨瞳的博客-CSDN博客] 1.0 J ...
最新文章
- 统计文件中每个单词出现的次数
- ResponsiveSlides.js——小于1k的轻量级幻灯片演示插件
- 为何Apache下.htaccess不起作用，Linux、Windows详解
- 【每周CV论文推荐】 CV领域中数据增强相关的论文推荐
- python程序开子进程打包成exe文件运行炸内存原因剖析
- $(function(){}) 与(function(){})()在执行时的优先级
- python boxplot orient_Python 可视化 | Seaborn5 分钟入门 (三)——boxplot 和 violinplot
- linux修改默认python版本_将Linux下python默认版本切换成替代版本
- 广州新一代域名注册量动态：11月下旬净增3425个
- python取文件后缀
- 18. CSS 内边距
- linux的yum命令无法使用在哪里下载_Centos Linux下载rpm软件包(基础环境篇)-从零到无 - 飞翔的小胖猪...
- 软件工程硕士论文撰写指导
- 机器视觉知识汇总（持续更新）
- 自然语言处理之语料库
- QQ连连看单机版辅助制作全流程
- Java字符串常见面试题
- 机器人庄园作文_赛尔号作文
- 专科学历去学计算机，前景到底如何？
- [JAVA毕业设计]高速公路收费管理源码获取和系统演示
热门文章
- 【Whisper】语音转文字工具
- qt 菜单/右键快捷菜单 选项不可操作/背景/分隔线颜色样式表
- 本工艺标准适用于工业与民用建筑采用沉管灌注桩的工程
- [Gurobi] 简单模型的建立
- 我家云粒子云刷机可开关机休眠控制风扇LED可手机app同步
- TTI bundling
- 神秘空投/小空投网站源码，小空投小程序源码下载，空投小程序源码下载制作介绍
- HUAWEI华为笔记本电脑Matebook X 2017款i5集显WT-W09原装出厂Windows10系统恢复原厂OEM系统
- HTML5期末大作业：麦路客电子网站设计——麦路客电子购物商城(37页) HTML5期末考核大作业，网站——购物商城
- android 4.4拍照问题,Android拍照与相机适配问题汇总