diff --git a/package-lock.json b/package-lock.json index 7c6d1c7..083ff1f 100644 --- a/package-lock.json +++ b/package-lock.json @@ -1307,6 +1307,11 @@ "integrity": "sha512-T7VNNlYVM1SgQ+VsMYhnDkcGmWhQdL0bDyGm5TlQ3GBXnJscEClUUOKduWTmm2zCnvNLC1hc3JpuXjs/nFOc5w==", "dev": true }, + "@techstark/opencv-js": { + "version": "4.12.0-release.1", + "resolved": "https://registry.npmmirror.com/@techstark/opencv-js/-/opencv-js-4.12.0-release.1.tgz", + "integrity": "sha512-LtTaph9v/HqLPXEg3m1xs2h7QJh10pUpuDT0nj8g77lelWnTwwQrehtd+fXElLOdrkqc4Fea6Z/sJBvEJLYPfw==" + }, "@types/anymatch": { "version": "1.3.1", "resolved": "https://registry.npmjs.org/@types/anymatch/-/anymatch-1.3.1.tgz", @@ -4757,8 +4762,7 @@ "core-util-is": { "version": "1.0.2", "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz", - "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=", - "dev": true + "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=" }, "cosmiconfig": { "version": "5.2.1", @@ -7592,6 +7596,11 @@ "dev": true, "optional": true }, + "immediate": { + "version": "3.0.6", + "resolved": "https://registry.npmmirror.com/immediate/-/immediate-3.0.6.tgz", + "integrity": "sha512-XXOFtyqDjNDAQxVfYxuF7g9Il/IbWmmlQg2MYKOH8ExIT1qg6xc4zyS3HaEEATgs1btfzxq15ciUiY7gjSXRGQ==" + }, "import-cwd": { "version": "2.1.0", "resolved": "https://registry.npmjs.org/import-cwd/-/import-cwd-2.1.0.tgz", @@ -8177,8 +8186,7 @@ "isarray": { "version": "1.0.0", "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz", - "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=", - "dev": true + "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=" }, "isexe": { "version": "2.0.0", @@ -8373,6 +8381,17 @@ "verror": "1.10.0" } }, + "jszip": { + "version": "3.10.1", + "resolved": "https://registry.npmmirror.com/jszip/-/jszip-3.10.1.tgz", + "integrity": "sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==", + "requires": { + "lie": "~3.3.0", + "pako": "~1.0.2", + "readable-stream": "~2.3.6", + "setimmediate": "^1.0.5" + } + }, "keycode": { "version": "2.2.0", "resolved": "https://registry.npmjs.org/keycode/-/keycode-2.2.0.tgz", @@ -8662,6 +8681,14 @@ "type-check": "~0.3.2" } }, + "lie": { + "version": "3.3.0", + "resolved": "https://registry.npmmirror.com/lie/-/lie-3.3.0.tgz", + "integrity": "sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==", + "requires": { + "immediate": "~3.0.5" + } + }, "lines-and-columns": { "version": "1.1.6", "resolved": "https://registry.npmjs.org/lines-and-columns/-/lines-and-columns-1.1.6.tgz", @@ -10075,8 +10102,7 @@ "pako": { "version": "1.0.11", "resolved": "https://registry.npmjs.org/pako/-/pako-1.0.11.tgz", - "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==", - "dev": true + "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==" }, "parallel-transform": { "version": "1.2.0", @@ -10967,8 +10993,7 @@ "process-nextick-args": { "version": "2.0.1", "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz", - "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==", - "dev": true + "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==" }, "progress": { "version": "2.0.3", @@ -11262,7 +11287,6 @@ "version": "2.3.7", "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz", "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==", - "dev": true, "requires": { "core-util-is": "~1.0.0", "inherits": "~2.0.3", @@ -11665,8 +11689,7 @@ "safe-buffer": { "version": "5.1.2", "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz", - "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==", - "dev": true + "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==" }, "safe-json-parse": { "version": "4.0.0", @@ -12028,8 +12051,7 @@ "setimmediate": { "version": "1.0.5", "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz", - "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU=", - "dev": true + "integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU=" }, "setprototypeof": { "version": "1.1.1", @@ -12648,7 +12670,6 @@ "version": "1.1.1", "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz", "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==", - "dev": true, "requires": { "safe-buffer": "~5.1.0" } @@ -13459,8 +13480,7 @@ "util-deprecate": { "version": "1.0.2", "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz", - "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=", - "dev": true + "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=" }, "util.promisify": { "version": "1.0.1", diff --git a/package.json b/package.json index 7925835..d28cb4a 100644 --- a/package.json +++ b/package.json @@ -9,6 +9,7 @@ "start": "node antdTheme.js && npm run serve" }, "dependencies": { + "@techstark/opencv-js": "^4.12.0-release.1", "ant-design-vue": "^1.6.3", "antd-theme-generator": "^1.2.8", "axios": "^0.19.2", @@ -18,6 +19,7 @@ "echarts": "^5.4.3", "echarts-gl": "^2.0.9", "element-ui": "^2.15.6", + "jszip": "^3.10.1", "path-to-regexp": "^6.2.0", "style-loader": "^2.0.0", "v-viewer": "^1.5.1", diff --git a/public/static/video.js b/public/static/video.js deleted file mode 100644 index 593aaec..0000000 --- a/public/static/video.js +++ /dev/null @@ -1,25674 +0,0 @@ -/** - * @license - * Video.js 6.6.2 - * Copyright Brightcove, Inc. - * Available under Apache License Version 2.0 - * - * - * Includes vtt.js - * Available under Apache License Version 2.0 - * - */ - -(function (global, factory) { - typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : - typeof define === 'function' && define.amd ? define(factory) : - (global.videojs = factory()); -}(this, (function () { - - var version = "6.6.2"; - - var commonjsGlobal = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; - - - - - - function createCommonjsModule(fn, module) { - return module = { exports: {} }, fn(module, module.exports), module.exports; - } - - var win; - - if (typeof window !== "undefined") { - win = window; - } else if (typeof commonjsGlobal !== "undefined") { - win = commonjsGlobal; - } else if (typeof self !== "undefined"){ - win = self; - } else { - win = {}; - } - - var window_1 = win; - - var empty = {}; - - - var empty$1 = (Object.freeze || Object)({ - 'default': empty - }); - - var minDoc = ( empty$1 && empty ) || empty$1; - - var topLevel = typeof commonjsGlobal !== 'undefined' ? commonjsGlobal : - typeof window !== 'undefined' ? window : {}; - - - var doccy; - - if (typeof document !== 'undefined') { - doccy = document; - } else { - doccy = topLevel['__GLOBAL_DOCUMENT_CACHE@4']; - - if (!doccy) { - doccy = topLevel['__GLOBAL_DOCUMENT_CACHE@4'] = minDoc; - } - } - - var document_1 = doccy; - - /** - * @file browser.js - * @module browser - */ - var USER_AGENT = window_1.navigator && window_1.navigator.userAgent || ''; - var webkitVersionMap = /AppleWebKit\/([\d.]+)/i.exec(USER_AGENT); - var appleWebkitVersion = webkitVersionMap ? parseFloat(webkitVersionMap.pop()) : null; - - /* - * Device is an iPhone - * - * @type {Boolean} - * @constant - * @private - */ - var IS_IPAD = /iPad/i.test(USER_AGENT); - -// The Facebook app's UIWebView identifies as both an iPhone and iPad, so -// to identify iPhones, we need to exclude iPads. -// http://artsy.github.io/blog/2012/10/18/the-perils-of-ios-user-agent-sniffing/ - var IS_IPHONE = /iPhone/i.test(USER_AGENT) && !IS_IPAD; - var IS_IPOD = /iPod/i.test(USER_AGENT); - var IS_IOS = IS_IPHONE || IS_IPAD || IS_IPOD; - - var IOS_VERSION = function () { - var match = USER_AGENT.match(/OS (\d+)_/i); - - if (match && match[1]) { - return match[1]; - } - return null; - }(); - - var IS_ANDROID = /Android/i.test(USER_AGENT); - var ANDROID_VERSION = function () { - // This matches Android Major.Minor.Patch versions - // ANDROID_VERSION is Major.Minor as a Number, if Minor isn't available, then only Major is returned - var match = USER_AGENT.match(/Android (\d+)(?:\.(\d+))?(?:\.(\d+))*/i); - - if (!match) { - return null; - } - - var major = match[1] && parseFloat(match[1]); - var minor = match[2] && parseFloat(match[2]); - - if (major && minor) { - return parseFloat(match[1] + '.' + match[2]); - } else if (major) { - return major; - } - return null; - }(); - -// Old Android is defined as Version older than 2.3, and requiring a webkit version of the android browser - var IS_OLD_ANDROID = IS_ANDROID && /webkit/i.test(USER_AGENT) && ANDROID_VERSION < 2.3; - var IS_NATIVE_ANDROID = IS_ANDROID && ANDROID_VERSION < 5 && appleWebkitVersion < 537; - - var IS_FIREFOX = /Firefox/i.test(USER_AGENT); - var IS_EDGE = /Edge/i.test(USER_AGENT); - var IS_CHROME = !IS_EDGE && /Chrome/i.test(USER_AGENT); - var CHROME_VERSION = function () { - var match = USER_AGENT.match(/Chrome\/(\d+)/); - - if (match && match[1]) { - return parseFloat(match[1]); - } - return null; - }(); - var IS_IE8 = /MSIE\s8\.0/.test(USER_AGENT); - var IE_VERSION = function () { - var result = /MSIE\s(\d+)\.\d/.exec(USER_AGENT); - var version = result && parseFloat(result[1]); - - if (!version && /Trident\/7.0/i.test(USER_AGENT) && /rv:11.0/.test(USER_AGENT)) { - // IE 11 has a different user agent string than other IE versions - version = 11.0; - } - - return version; - }(); - - var IS_SAFARI = /Safari/i.test(USER_AGENT) && !IS_CHROME && !IS_ANDROID && !IS_EDGE; - var IS_ANY_SAFARI = IS_SAFARI || IS_IOS; - - var TOUCH_ENABLED = isReal() && ('ontouchstart' in window_1 || window_1.DocumentTouch && window_1.document instanceof window_1.DocumentTouch); - - var BACKGROUND_SIZE_SUPPORTED = isReal() && 'backgroundSize' in window_1.document.createElement('video').style; - - var browser = (Object.freeze || Object)({ - IS_IPAD: IS_IPAD, - IS_IPHONE: IS_IPHONE, - IS_IPOD: IS_IPOD, - IS_IOS: IS_IOS, - IOS_VERSION: IOS_VERSION, - IS_ANDROID: IS_ANDROID, - ANDROID_VERSION: ANDROID_VERSION, - IS_OLD_ANDROID: IS_OLD_ANDROID, - IS_NATIVE_ANDROID: IS_NATIVE_ANDROID, - IS_FIREFOX: IS_FIREFOX, - IS_EDGE: IS_EDGE, - IS_CHROME: IS_CHROME, - CHROME_VERSION: CHROME_VERSION, - IS_IE8: IS_IE8, - IE_VERSION: IE_VERSION, - IS_SAFARI: IS_SAFARI, - IS_ANY_SAFARI: IS_ANY_SAFARI, - TOUCH_ENABLED: TOUCH_ENABLED, - BACKGROUND_SIZE_SUPPORTED: BACKGROUND_SIZE_SUPPORTED - }); - - var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { - return typeof obj; - } : function (obj) { - return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; - }; - - - - - - - - - - - - var classCallCheck = function (instance, Constructor) { - if (!(instance instanceof Constructor)) { - throw new TypeError("Cannot call a class as a function"); - } - }; - - - - - - - - - - - - var inherits = function (subClass, superClass) { - if (typeof superClass !== "function" && superClass !== null) { - throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); - } - - subClass.prototype = Object.create(superClass && superClass.prototype, { - constructor: { - value: subClass, - enumerable: false, - writable: true, - configurable: true - } - }); - if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; - }; - - - - - - - - - - - - var possibleConstructorReturn = function (self, call) { - if (!self) { - throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); - } - - return call && (typeof call === "object" || typeof call === "function") ? call : self; - }; - - - - - - - - - - - - var taggedTemplateLiteralLoose = function (strings, raw) { - strings.raw = raw; - return strings; - }; - - /** - * @file obj.js - * @module obj - */ - - /** - * @callback obj:EachCallback - * - * @param {Mixed} value - * The current key for the object that is being iterated over. - * - * @param {string} key - * The current key-value for object that is being iterated over - */ - - /** - * @callback obj:ReduceCallback - * - * @param {Mixed} accum - * The value that is accumulating over the reduce loop. - * - * @param {Mixed} value - * The current key for the object that is being iterated over. - * - * @param {string} key - * The current key-value for object that is being iterated over - * - * @return {Mixed} - * The new accumulated value. - */ - var toString = Object.prototype.toString; - - /** - * Get the keys of an Object - * - * @param {Object} - * The Object to get the keys from - * - * @return {string[]} - * An array of the keys from the object. Returns an empty array if the - * object passed in was invalid or had no keys. - * - * @private - */ - var keys = function keys(object) { - return isObject(object) ? Object.keys(object) : []; - }; - - /** - * Array-like iteration for objects. - * - * @param {Object} object - * The object to iterate over - * - * @param {obj:EachCallback} fn - * The callback function which is called for each key in the object. - */ - function each(object, fn) { - keys(object).forEach(function (key) { - return fn(object[key], key); - }); - } - - /** - * Array-like reduce for objects. - * - * @param {Object} object - * The Object that you want to reduce. - * - * @param {Function} fn - * A callback function which is called for each key in the object. It - * receives the accumulated value and the per-iteration value and key - * as arguments. - * - * @param {Mixed} [initial = 0] - * Starting value - * - * @return {Mixed} - * The final accumulated value. - */ - function reduce(object, fn) { - var initial = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0; - - return keys(object).reduce(function (accum, key) { - return fn(accum, object[key], key); - }, initial); - } - - /** - * Object.assign-style object shallow merge/extend. - * - * @param {Object} target - * @param {Object} ...sources - * @return {Object} - */ - function assign(target) { - for (var _len = arguments.length, sources = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) { - sources[_key - 1] = arguments[_key]; - } - - if (Object.assign) { - return Object.assign.apply(Object, [target].concat(sources)); - } - - sources.forEach(function (source) { - if (!source) { - return; - } - - each(source, function (value, key) { - target[key] = value; - }); - }); - - return target; - } - - /** - * Returns whether a value is an object of any kind - including DOM nodes, - * arrays, regular expressions, etc. Not functions, though. - * - * This avoids the gotcha where using `typeof` on a `null` value - * results in `'object'`. - * - * @param {Object} value - * @return {Boolean} - */ - function isObject(value) { - return !!value && (typeof value === 'undefined' ? 'undefined' : _typeof(value)) === 'object'; - } - - /** - * Returns whether an object appears to be a "plain" object - that is, a - * direct instance of `Object`. - * - * @param {Object} value - * @return {Boolean} - */ - function isPlain(value) { - return isObject(value) && toString.call(value) === '[object Object]' && value.constructor === Object; - } - - /** - * @file log.js - * @module log - */ - var log = void 0; - -// This is the private tracking variable for logging level. - var level = 'info'; - -// This is the private tracking variable for the logging history. - var history = []; - - /** - * Log messages to the console and history based on the type of message - * - * @private - * @param {string} type - * The name of the console method to use. - * - * @param {Array} args - * The arguments to be passed to the matching console method. - * - * @param {boolean} [stringify] - * By default, only old IEs should get console argument stringification, - * but this is exposed as a parameter to facilitate testing. - */ - var logByType = function logByType(type, args) { - var stringify = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : !!IE_VERSION && IE_VERSION < 11; - - var lvl = log.levels[level]; - var lvlRegExp = new RegExp('^(' + lvl + ')$'); - - if (type !== 'log') { - - // Add the type to the front of the message when it's not "log". - args.unshift(type.toUpperCase() + ':'); - } - - // Add a clone of the args at this point to history. - if (history) { - history.push([].concat(args)); - } - - // Add console prefix after adding to history. - args.unshift('VIDEOJS:'); - - // If there's no console then don't try to output messages, but they will - // still be stored in history. - if (!window_1.console) { - return; - } - - // Was setting these once outside of this function, but containing them - // in the function makes it easier to test cases where console doesn't exist - // when the module is executed. - var fn = window_1.console[type]; - - if (!fn && type === 'debug') { - // Certain browsers don't have support for console.debug. For those, we - // should default to the closest comparable log. - fn = window_1.console.info || window_1.console.log; - } - - // Bail out if there's no console or if this type is not allowed by the - // current logging level. - if (!fn || !lvl || !lvlRegExp.test(type)) { - return; - } - - // IEs previous to 11 log objects uselessly as "[object Object]"; so, JSONify - // objects and arrays for those less-capable browsers. - if (stringify) { - args = args.map(function (a) { - if (isObject(a) || Array.isArray(a)) { - try { - return JSON.stringify(a); - } catch (x) { - return String(a); - } - } - - // Cast to string before joining, so we get null and undefined explicitly - // included in output (as we would in a modern console). - return String(a); - }).join(' '); - } - - // Old IE versions do not allow .apply() for console methods (they are - // reported as objects rather than functions). - if (!fn.apply) { - fn(args); - } else { - fn[Array.isArray(args) ? 'apply' : 'call'](window_1.console, args); - } - }; - - /** - * Logs plain debug messages. Similar to `console.log`. - * - * @class - * @param {Mixed[]} args - * One or more messages or objects that should be logged. - */ - log = function log() { - for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { - args[_key] = arguments[_key]; - } - - logByType('log', args); - }; - - /** - * Enumeration of available logging levels, where the keys are the level names - * and the values are `|`-separated strings containing logging methods allowed - * in that logging level. These strings are used to create a regular expression - * matching the function name being called. - * - * Levels provided by video.js are: - * - * - `off`: Matches no calls. Any value that can be cast to `false` will have - * this effect. The most restrictive. - * - `all`: Matches only Video.js-provided functions (`debug`, `log`, - * `log.warn`, and `log.error`). - * - `debug`: Matches `log.debug`, `log`, `log.warn`, and `log.error` calls. - * - `info` (default): Matches `log`, `log.warn`, and `log.error` calls. - * - `warn`: Matches `log.warn` and `log.error` calls. - * - `error`: Matches only `log.error` calls. - * - * @type {Object} - */ - log.levels = { - all: 'debug|log|warn|error', - off: '', - debug: 'debug|log|warn|error', - info: 'log|warn|error', - warn: 'warn|error', - error: 'error', - DEFAULT: level - }; - - /** - * Get or set the current logging level. If a string matching a key from - * {@link log.levels} is provided, acts as a setter. Regardless of argument, - * returns the current logging level. - * - * @param {string} [lvl] - * Pass to set a new logging level. - * - * @return {string} - * The current logging level. - */ - log.level = function (lvl) { - if (typeof lvl === 'string') { - if (!log.levels.hasOwnProperty(lvl)) { - throw new Error('"' + lvl + '" in not a valid log level'); - } - level = lvl; - } - return level; - }; - - /** - * Returns an array containing everything that has been logged to the history. - * - * This array is a shallow clone of the internal history record. However, its - * contents are _not_ cloned; so, mutating objects inside this array will - * mutate them in history. - * - * @return {Array} - */ - log.history = function () { - return history ? [].concat(history) : []; - }; - - /** - * Clears the internal history tracking, but does not prevent further history - * tracking. - */ - log.history.clear = function () { - if (history) { - history.length = 0; - } - }; - - /** - * Disable history tracking if it is currently enabled. - */ - log.history.disable = function () { - if (history !== null) { - history.length = 0; - history = null; - } - }; - - /** - * Enable history tracking if it is currently disabled. - */ - log.history.enable = function () { - if (history === null) { - history = []; - } - }; - - /** - * Logs error messages. Similar to `console.error`. - * - * @param {Mixed[]} args - * One or more messages or objects that should be logged as an error - */ - log.error = function () { - for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { - args[_key2] = arguments[_key2]; - } - - return logByType('error', args); - }; - - /** - * Logs warning messages. Similar to `console.warn`. - * - * @param {Mixed[]} args - * One or more messages or objects that should be logged as a warning. - */ - log.warn = function () { - for (var _len3 = arguments.length, args = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { - args[_key3] = arguments[_key3]; - } - - return logByType('warn', args); - }; - - /** - * Logs debug messages. Similar to `console.debug`, but may also act as a comparable - * log if `console.debug` is not available - * - * @param {Mixed[]} args - * One or more messages or objects that should be logged as debug. - */ - log.debug = function () { - for (var _len4 = arguments.length, args = Array(_len4), _key4 = 0; _key4 < _len4; _key4++) { - args[_key4] = arguments[_key4]; - } - - return logByType('debug', args); - }; - - var log$1 = log; - - function clean (s) { - return s.replace(/\n\r?\s*/g, '') - } - - - var tsml = function tsml (sa) { - var s = '' - , i = 0; - - for (; i < arguments.length; i++) - s += clean(sa[i]) + (arguments[i + 1] || ''); - - return s - }; - - /** - * @file computed-style.js - * @module computed-style - */ - /** - * A safe getComputedStyle with an IE8 fallback. - * - * This is needed because in Firefox, if the player is loaded in an iframe with - * `display:none`, then `getComputedStyle` returns `null`, so, we do a null-check to - * make sure that the player doesn't break in these cases. - * - * @param {Element} el - * The element you want the computed style of - * - * @param {string} prop - * The property name you want - * - * @see https://bugzilla.mozilla.org/show_bug.cgi?id=548397 - * - * @static - * @const - */ - function computedStyle(el, prop) { - if (!el || !prop) { - return ''; - } - - if (typeof window_1.getComputedStyle === 'function') { - var cs = window_1.getComputedStyle(el); - - return cs ? cs[prop] : ''; - } - - return el.currentStyle[prop] || ''; - } - - var _templateObject = taggedTemplateLiteralLoose(['Setting attributes in the second argument of createEl()\n has been deprecated. Use the third argument instead.\n createEl(type, properties, attributes). Attempting to set ', ' to ', '.'], ['Setting attributes in the second argument of createEl()\n has been deprecated. Use the third argument instead.\n createEl(type, properties, attributes). Attempting to set ', ' to ', '.']); - - /** - * @file dom.js - * @module dom - */ - /** - * Detect if a value is a string with any non-whitespace characters. - * - * @param {string} str - * The string to check - * - * @return {boolean} - * - True if the string is non-blank - * - False otherwise - * - */ - function isNonBlankString(str) { - return typeof str === 'string' && /\S/.test(str); - } - - /** - * Throws an error if the passed string has whitespace. This is used by - * class methods to be relatively consistent with the classList API. - * - * @param {string} str - * The string to check for whitespace. - * - * @throws {Error} - * Throws an error if there is whitespace in the string. - * - */ - function throwIfWhitespace(str) { - if (/\s/.test(str)) { - throw new Error('class has illegal whitespace characters'); - } - } - - /** - * Produce a regular expression for matching a className within an elements className. - * - * @param {string} className - * The className to generate the RegExp for. - * - * @return {RegExp} - * The RegExp that will check for a specific `className` in an elements - * className. - */ - function classRegExp(className) { - return new RegExp('(^|\\s)' + className + '($|\\s)'); - } - - /** - * Whether the current DOM interface appears to be real. - * - * @return {Boolean} - */ - function isReal() { - return ( - - // Both document and window will never be undefined thanks to `global`. - document_1 === window_1.document && - - // In IE < 9, DOM methods return "object" as their type, so all we can - // confidently check is that it exists. - typeof document_1.createElement !== 'undefined' - ); - } - - /** - * Determines, via duck typing, whether or not a value is a DOM element. - * - * @param {Mixed} value - * The thing to check - * - * @return {boolean} - * - True if it is a DOM element - * - False otherwise - */ - function isEl(value) { - return isObject(value) && value.nodeType === 1; - } - - /** - * Determines if the current DOM is embedded in an iframe. - * - * @return {boolean} - * - */ - function isInFrame() { - - // We need a try/catch here because Safari will throw errors when attempting - // to get either `parent` or `self` - try { - return window_1.parent !== window_1.self; - } catch (x) { - return true; - } - } - - /** - * Creates functions to query the DOM using a given method. - * - * @param {string} method - * The method to create the query with. - * - * @return {Function} - * The query method - */ - function createQuerier(method) { - return function (selector, context) { - if (!isNonBlankString(selector)) { - return document_1[method](null); - } - if (isNonBlankString(context)) { - context = document_1.querySelector(context); - } - - var ctx = isEl(context) ? context : document_1; - - return ctx[method] && ctx[method](selector); - }; - } - - /** - * Creates an element and applies properties. - * - * @param {string} [tagName='div'] - * Name of tag to be created. - * - * @param {Object} [properties={}] - * Element properties to be applied. - * - * @param {Object} [attributes={}] - * Element attributes to be applied. - * - * @param {String|Element|TextNode|Array|Function} [content] - * Contents for the element (see: {@link dom:normalizeContent}) - * - * @return {Element} - * The element that was created. - */ - function createEl() { - var tagName = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'div'; - var properties = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - var attributes = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {}; - var content = arguments[3]; - - var el = document_1.createElement(tagName); - - Object.getOwnPropertyNames(properties).forEach(function (propName) { - var val = properties[propName]; - - // See #2176 - // We originally were accepting both properties and attributes in the - // same object, but that doesn't work so well. - if (propName.indexOf('aria-') !== -1 || propName === 'role' || propName === 'type') { - log$1.warn(tsml(_templateObject, propName, val)); - el.setAttribute(propName, val); - - // Handle textContent since it's not supported everywhere and we have a - // method for it. - } else if (propName === 'textContent') { - textContent(el, val); - } else { - el[propName] = val; - } - }); - - Object.getOwnPropertyNames(attributes).forEach(function (attrName) { - el.setAttribute(attrName, attributes[attrName]); - }); - - if (content) { - appendContent(el, content); - } - - return el; - } - - /** - * Injects text into an element, replacing any existing contents entirely. - * - * @param {Element} el - * The element to add text content into - * - * @param {string} text - * The text content to add. - * - * @return {Element} - * The element with added text content. - */ - function textContent(el, text) { - if (typeof el.textContent === 'undefined') { - el.innerText = text; - } else { - el.textContent = text; - } - return el; - } - - /** - * Insert an element as the first child node of another - * - * @param {Element} child - * Element to insert - * - * @param {Element} parent - * Element to insert child into - */ - function prependTo(child, parent) { - if (parent.firstChild) { - parent.insertBefore(child, parent.firstChild); - } else { - parent.appendChild(child); - } - } - - /** - * Check if an element has a CSS class - * - * @param {Element} element - * Element to check - * - * @param {string} classToCheck - * Class name to check for - * - * @return {boolean} - * - True if the element had the class - * - False otherwise. - * - * @throws {Error} - * Throws an error if `classToCheck` has white space. - */ - function hasClass(element, classToCheck) { - throwIfWhitespace(classToCheck); - if (element.classList) { - return element.classList.contains(classToCheck); - } - return classRegExp(classToCheck).test(element.className); - } - - /** - * Add a CSS class name to an element - * - * @param {Element} element - * Element to add class name to. - * - * @param {string} classToAdd - * Class name to add. - * - * @return {Element} - * The dom element with the added class name. - */ - function addClass(element, classToAdd) { - if (element.classList) { - element.classList.add(classToAdd); - - // Don't need to `throwIfWhitespace` here because `hasElClass` will do it - // in the case of classList not being supported. - } else if (!hasClass(element, classToAdd)) { - element.className = (element.className + ' ' + classToAdd).trim(); - } - - return element; - } - - /** - * Remove a CSS class name from an element - * - * @param {Element} element - * Element to remove a class name from. - * - * @param {string} classToRemove - * Class name to remove - * - * @return {Element} - * The dom element with class name removed. - */ - function removeClass(element, classToRemove) { - if (element.classList) { - element.classList.remove(classToRemove); - } else { - throwIfWhitespace(classToRemove); - element.className = element.className.split(/\s+/).filter(function (c) { - return c !== classToRemove; - }).join(' '); - } - - return element; - } - - /** - * The callback definition for toggleElClass. - * - * @callback Dom~PredicateCallback - * @param {Element} element - * The DOM element of the Component. - * - * @param {string} classToToggle - * The `className` that wants to be toggled - * - * @return {boolean|undefined} - * - If true the `classToToggle` will get added to `element`. - * - If false the `classToToggle` will get removed from `element`. - * - If undefined this callback will be ignored - */ - - /** - * Adds or removes a CSS class name on an element depending on an optional - * condition or the presence/absence of the class name. - * - * @param {Element} element - * The element to toggle a class name on. - * - * @param {string} classToToggle - * The class that should be toggled - * - * @param {boolean|PredicateCallback} [predicate] - * See the return value for {@link Dom~PredicateCallback} - * - * @return {Element} - * The element with a class that has been toggled. - */ - function toggleClass(element, classToToggle, predicate) { - - // This CANNOT use `classList` internally because IE does not support the - // second parameter to the `classList.toggle()` method! Which is fine because - // `classList` will be used by the add/remove functions. - var has = hasClass(element, classToToggle); - - if (typeof predicate === 'function') { - predicate = predicate(element, classToToggle); - } - - if (typeof predicate !== 'boolean') { - predicate = !has; - } - - // If the necessary class operation matches the current state of the - // element, no action is required. - if (predicate === has) { - return; - } - - if (predicate) { - addClass(element, classToToggle); - } else { - removeClass(element, classToToggle); - } - - return element; - } - - /** - * Apply attributes to an HTML element. - * - * @param {Element} el - * Element to add attributes to. - * - * @param {Object} [attributes] - * Attributes to be applied. - */ - function setAttributes(el, attributes) { - Object.getOwnPropertyNames(attributes).forEach(function (attrName) { - var attrValue = attributes[attrName]; - - if (attrValue === null || typeof attrValue === 'undefined' || attrValue === false) { - el.removeAttribute(attrName); - } else { - el.setAttribute(attrName, attrValue === true ? '' : attrValue); - } - }); - } - - /** - * Get an element's attribute values, as defined on the HTML tag - * Attributes are not the same as properties. They're defined on the tag - * or with setAttribute (which shouldn't be used with HTML) - * This will return true or false for boolean attributes. - * - * @param {Element} tag - * Element from which to get tag attributes. - * - * @return {Object} - * All attributes of the element. - */ - function getAttributes(tag) { - var obj = {}; - - // known boolean attributes - // we can check for matching boolean properties, but older browsers - // won't know about HTML5 boolean attributes that we still read from - var knownBooleans = ',' + 'autoplay,controls,playsinline,loop,muted,default,defaultMuted' + ','; - - if (tag && tag.attributes && tag.attributes.length > 0) { - var attrs = tag.attributes; - - for (var i = attrs.length - 1; i >= 0; i--) { - var attrName = attrs[i].name; - var attrVal = attrs[i].value; - - // check for known booleans - // the matching element property will return a value for typeof - if (typeof tag[attrName] === 'boolean' || knownBooleans.indexOf(',' + attrName + ',') !== -1) { - // the value of an included boolean attribute is typically an empty - // string ('') which would equal false if we just check for a false value. - // we also don't want support bad code like autoplay='false' - attrVal = attrVal !== null ? true : false; - } - - obj[attrName] = attrVal; - } - } - - return obj; - } - - /** - * Get the value of an element's attribute - * - * @param {Element} el - * A DOM element - * - * @param {string} attribute - * Attribute to get the value of - * - * @return {string} - * value of the attribute - */ - function getAttribute(el, attribute) { - return el.getAttribute(attribute); - } - - /** - * Set the value of an element's attribute - * - * @param {Element} el - * A DOM element - * - * @param {string} attribute - * Attribute to set - * - * @param {string} value - * Value to set the attribute to - */ - function setAttribute(el, attribute, value) { - el.setAttribute(attribute, value); - } - - /** - * Remove an element's attribute - * - * @param {Element} el - * A DOM element - * - * @param {string} attribute - * Attribute to remove - */ - function removeAttribute(el, attribute) { - el.removeAttribute(attribute); - } - - /** - * Attempt to block the ability to select text while dragging controls - */ - function blockTextSelection() { - document_1.body.focus(); - document_1.onselectstart = function () { - return false; - }; - } - - /** - * Turn off text selection blocking - */ - function unblockTextSelection() { - document_1.onselectstart = function () { - return true; - }; - } - - /** - * Identical to the native `getBoundingClientRect` function, but ensures that - * the method is supported at all (it is in all browsers we claim to support) - * and that the element is in the DOM before continuing. - * - * This wrapper function also shims properties which are not provided by some - * older browsers (namely, IE8). - * - * Additionally, some browsers do not support adding properties to a - * `ClientRect`/`DOMRect` object; so, we shallow-copy it with the standard - * properties (except `x` and `y` which are not widely supported). This helps - * avoid implementations where keys are non-enumerable. - * - * @param {Element} el - * Element whose `ClientRect` we want to calculate. - * - * @return {Object|undefined} - * Always returns a plain - */ - function getBoundingClientRect(el) { - if (el && el.getBoundingClientRect && el.parentNode) { - var rect = el.getBoundingClientRect(); - var result = {}; - - ['bottom', 'height', 'left', 'right', 'top', 'width'].forEach(function (k) { - if (rect[k] !== undefined) { - result[k] = rect[k]; - } - }); - - if (!result.height) { - result.height = parseFloat(computedStyle(el, 'height')); - } - - if (!result.width) { - result.width = parseFloat(computedStyle(el, 'width')); - } - - return result; - } - } - - /** - * The postion of a DOM element on the page. - * - * @typedef {Object} module:dom~Position - * - * @property {number} left - * Pixels to the left - * - * @property {number} top - * Pixels on top - */ - - /** - * Offset Left. - * getBoundingClientRect technique from - * John Resig - * - * @see http://ejohn.org/blog/getboundingclientrect-is-awesome/ - * - * @param {Element} el - * Element from which to get offset - * - * @return {module:dom~Position} - * The position of the element that was passed in. - */ - function findPosition(el) { - var box = void 0; - - if (el.getBoundingClientRect && el.parentNode) { - box = el.getBoundingClientRect(); - } - - if (!box) { - return { - left: 0, - top: 0 - }; - } - - var docEl = document_1.documentElement; - var body = document_1.body; - - var clientLeft = docEl.clientLeft || body.clientLeft || 0; - var scrollLeft = window_1.pageXOffset || body.scrollLeft; - var left = box.left + scrollLeft - clientLeft; - - var clientTop = docEl.clientTop || body.clientTop || 0; - var scrollTop = window_1.pageYOffset || body.scrollTop; - var top = box.top + scrollTop - clientTop; - - // Android sometimes returns slightly off decimal values, so need to round - return { - left: Math.round(left), - top: Math.round(top) - }; - } - - /** - * x and y coordinates for a dom element or mouse pointer - * - * @typedef {Object} Dom~Coordinates - * - * @property {number} x - * x coordinate in pixels - * - * @property {number} y - * y coordinate in pixels - */ - - /** - * Get pointer position in element - * Returns an object with x and y coordinates. - * The base on the coordinates are the bottom left of the element. - * - * @param {Element} el - * Element on which to get the pointer position on - * - * @param {EventTarget~Event} event - * Event object - * - * @return {Dom~Coordinates} - * A Coordinates object corresponding to the mouse position. - * - */ - function getPointerPosition(el, event) { - var position = {}; - var box = findPosition(el); - var boxW = el.offsetWidth; - var boxH = el.offsetHeight; - - var boxY = box.top; - var boxX = box.left; - var pageY = event.pageY; - var pageX = event.pageX; - - if (event.changedTouches) { - pageX = event.changedTouches[0].pageX; - pageY = event.changedTouches[0].pageY; - } - - position.y = Math.max(0, Math.min(1, (boxY - pageY + boxH) / boxH)); - position.x = Math.max(0, Math.min(1, (pageX - boxX) / boxW)); - - return position; - } - - /** - * Determines, via duck typing, whether or not a value is a text node. - * - * @param {Mixed} value - * Check if this value is a text node. - * - * @return {boolean} - * - True if it is a text node - * - False otherwise - */ - function isTextNode(value) { - return isObject(value) && value.nodeType === 3; - } - - /** - * Empties the contents of an element. - * - * @param {Element} el - * The element to empty children from - * - * @return {Element} - * The element with no children - */ - function emptyEl(el) { - while (el.firstChild) { - el.removeChild(el.firstChild); - } - return el; - } - - /** - * Normalizes content for eventual insertion into the DOM. - * - * This allows a wide range of content definition methods, but protects - * from falling into the trap of simply writing to `innerHTML`, which is - * an XSS concern. - * - * The content for an element can be passed in multiple types and - * combinations, whose behavior is as follows: - * - * @param {String|Element|TextNode|Array|Function} content - * - String: Normalized into a text node. - * - Element/TextNode: Passed through. - * - Array: A one-dimensional array of strings, elements, nodes, or functions - * (which return single strings, elements, or nodes). - * - Function: If the sole argument, is expected to produce a string, element, - * node, or array as defined above. - * - * @return {Array} - * All of the content that was passed in normalized. - */ - function normalizeContent(content) { - - // First, invoke content if it is a function. If it produces an array, - // that needs to happen before normalization. - if (typeof content === 'function') { - content = content(); - } - - // Next up, normalize to an array, so one or many items can be normalized, - // filtered, and returned. - return (Array.isArray(content) ? content : [content]).map(function (value) { - - // First, invoke value if it is a function to produce a new value, - // which will be subsequently normalized to a Node of some kind. - if (typeof value === 'function') { - value = value(); - } - - if (isEl(value) || isTextNode(value)) { - return value; - } - - if (typeof value === 'string' && /\S/.test(value)) { - return document_1.createTextNode(value); - } - }).filter(function (value) { - return value; - }); - } - - /** - * Normalizes and appends content to an element. - * - * @param {Element} el - * Element to append normalized content to. - * - * - * @param {String|Element|TextNode|Array|Function} content - * See the `content` argument of {@link dom:normalizeContent} - * - * @return {Element} - * The element with appended normalized content. - */ - function appendContent(el, content) { - normalizeContent(content).forEach(function (node) { - return el.appendChild(node); - }); - return el; - } - - /** - * Normalizes and inserts content into an element; this is identical to - * `appendContent()`, except it empties the element first. - * - * @param {Element} el - * Element to insert normalized content into. - * - * @param {String|Element|TextNode|Array|Function} content - * See the `content` argument of {@link dom:normalizeContent} - * - * @return {Element} - * The element with inserted normalized content. - * - */ - function insertContent(el, content) { - return appendContent(emptyEl(el), content); - } - - /** - * Check if event was a single left click - * - * @param {EventTarget~Event} event - * Event object - * - * @return {boolean} - * - True if a left click - * - False if not a left click - */ - function isSingleLeftClick(event) { - // Note: if you create something draggable, be sure to - // call it on both `mousedown` and `mousemove` event, - // otherwise `mousedown` should be enough for a button - - if (event.button === undefined && event.buttons === undefined) { - // Why do we need `butttons` ? - // Because, middle mouse sometimes have this: - // e.button === 0 and e.buttons === 4 - // Furthermore, we want to prevent combination click, something like - // HOLD middlemouse then left click, that would be - // e.button === 0, e.buttons === 5 - // just `button` is not gonna work - - // Alright, then what this block does ? - // this is for chrome `simulate mobile devices` - // I want to support this as well - - return true; - } - - if (event.button === 0 && event.buttons === undefined) { - // Touch screen, sometimes on some specific device, `buttons` - // doesn't have anything (safari on ios, blackberry...) - - return true; - } - - if (IE_VERSION === 9) { - // Ignore IE9 - - return true; - } - - if (event.button !== 0 || event.buttons !== 1) { - // This is the reason we have those if else block above - // if any special case we can catch and let it slide - // we do it above, when get to here, this definitely - // is-not-left-click - - return false; - } - - return true; - } - - /** - * Finds a single DOM element matching `selector` within the optional - * `context` of another DOM element (defaulting to `document`). - * - * @param {string} selector - * A valid CSS selector, which will be passed to `querySelector`. - * - * @param {Element|String} [context=document] - * A DOM element within which to query. Can also be a selector - * string in which case the first matching element will be used - * as context. If missing (or no element matches selector), falls - * back to `document`. - * - * @return {Element|null} - * The element that was found or null. - */ - var $ = createQuerier('querySelector'); - - /** - * Finds a all DOM elements matching `selector` within the optional - * `context` of another DOM element (defaulting to `document`). - * - * @param {string} selector - * A valid CSS selector, which will be passed to `querySelectorAll`. - * - * @param {Element|String} [context=document] - * A DOM element within which to query. Can also be a selector - * string in which case the first matching element will be used - * as context. If missing (or no element matches selector), falls - * back to `document`. - * - * @return {NodeList} - * A element list of elements that were found. Will be empty if none were found. - * - */ - var $$ = createQuerier('querySelectorAll'); - - - - var Dom = (Object.freeze || Object)({ - isReal: isReal, - isEl: isEl, - isInFrame: isInFrame, - createEl: createEl, - textContent: textContent, - prependTo: prependTo, - hasClass: hasClass, - addClass: addClass, - removeClass: removeClass, - toggleClass: toggleClass, - setAttributes: setAttributes, - getAttributes: getAttributes, - getAttribute: getAttribute, - setAttribute: setAttribute, - removeAttribute: removeAttribute, - blockTextSelection: blockTextSelection, - unblockTextSelection: unblockTextSelection, - getBoundingClientRect: getBoundingClientRect, - findPosition: findPosition, - getPointerPosition: getPointerPosition, - isTextNode: isTextNode, - emptyEl: emptyEl, - normalizeContent: normalizeContent, - appendContent: appendContent, - insertContent: insertContent, - isSingleLeftClick: isSingleLeftClick, - $: $, - $$: $$ - }); - - /** - * @file guid.js - * @module guid - */ - - /** - * Unique ID for an element or function - * @type {Number} - */ - var _guid = 1; - - /** - * Get a unique auto-incrementing ID by number that has not been returned before. - * - * @return {number} - * A new unique ID. - */ - function newGUID() { - return _guid++; - } - - /** - * @file dom-data.js - * @module dom-data - */ - /** - * Element Data Store. - * - * Allows for binding data to an element without putting it directly on the - * element. Ex. Event listeners are stored here. - * (also from jsninja.com, slightly modified and updated for closure compiler) - * - * @type {Object} - * @private - */ - var elData = {}; - - /* - * Unique attribute name to store an element's guid in - * - * @type {String} - * @constant - * @private - */ - var elIdAttr = 'vdata' + new Date().getTime(); - - /** - * Returns the cache object where data for an element is stored - * - * @param {Element} el - * Element to store data for. - * - * @return {Object} - * The cache object for that el that was passed in. - */ - function getData(el) { - var id = el[elIdAttr]; - - if (!id) { - id = el[elIdAttr] = newGUID(); - } - - if (!elData[id]) { - elData[id] = {}; - } - - return elData[id]; - } - - /** - * Returns whether or not an element has cached data - * - * @param {Element} el - * Check if this element has cached data. - * - * @return {boolean} - * - True if the DOM element has cached data. - * - False otherwise. - */ - function hasData(el) { - var id = el[elIdAttr]; - - if (!id) { - return false; - } - - return !!Object.getOwnPropertyNames(elData[id]).length; - } - - /** - * Delete data for the element from the cache and the guid attr from getElementById - * - * @param {Element} el - * Remove cached data for this element. - */ - function removeData(el) { - var id = el[elIdAttr]; - - if (!id) { - return; - } - - // Remove all stored data - delete elData[id]; - - // Remove the elIdAttr property from the DOM node - try { - delete el[elIdAttr]; - } catch (e) { - if (el.removeAttribute) { - el.removeAttribute(elIdAttr); - } else { - // IE doesn't appear to support removeAttribute on the document element - el[elIdAttr] = null; - } - } - } - - /** - * @file events.js. An Event System (John Resig - Secrets of a JS Ninja http://jsninja.com/) - * (Original book version wasn't completely usable, so fixed some things and made Closure Compiler compatible) - * This should work very similarly to jQuery's events, however it's based off the book version which isn't as - * robust as jquery's, so there's probably some differences. - * - * @module events - */ - - /** - * Clean up the listener cache and dispatchers - * - * @param {Element|Object} elem - * Element to clean up - * - * @param {string} type - * Type of event to clean up - */ - function _cleanUpEvents(elem, type) { - var data = getData(elem); - - // Remove the events of a particular type if there are none left - if (data.handlers[type].length === 0) { - delete data.handlers[type]; - // data.handlers[type] = null; - // Setting to null was causing an error with data.handlers - - // Remove the meta-handler from the element - if (elem.removeEventListener) { - elem.removeEventListener(type, data.dispatcher, false); - } else if (elem.detachEvent) { - elem.detachEvent('on' + type, data.dispatcher); - } - } - - // Remove the events object if there are no types left - if (Object.getOwnPropertyNames(data.handlers).length <= 0) { - delete data.handlers; - delete data.dispatcher; - delete data.disabled; - } - - // Finally remove the element data if there is no data left - if (Object.getOwnPropertyNames(data).length === 0) { - removeData(elem); - } - } - - /** - * Loops through an array of event types and calls the requested method for each type. - * - * @param {Function} fn - * The event method we want to use. - * - * @param {Element|Object} elem - * Element or object to bind listeners to - * - * @param {string} type - * Type of event to bind to. - * - * @param {EventTarget~EventListener} callback - * Event listener. - */ - function _handleMultipleEvents(fn, elem, types, callback) { - types.forEach(function (type) { - // Call the event method for each one of the types - fn(elem, type, callback); - }); - } - - /** - * Fix a native event to have standard property values - * - * @param {Object} event - * Event object to fix. - * - * @return {Object} - * Fixed event object. - */ - function fixEvent(event) { - - function returnTrue() { - return true; - } - - function returnFalse() { - return false; - } - - // Test if fixing up is needed - // Used to check if !event.stopPropagation instead of isPropagationStopped - // But native events return true for stopPropagation, but don't have - // other expected methods like isPropagationStopped. Seems to be a problem - // with the Javascript Ninja code. So we're just overriding all events now. - if (!event || !event.isPropagationStopped) { - var old = event || window_1.event; - - event = {}; - // Clone the old object so that we can modify the values event = {}; - // IE8 Doesn't like when you mess with native event properties - // Firefox returns false for event.hasOwnProperty('type') and other props - // which makes copying more difficult. - // TODO: Probably best to create a whitelist of event props - for (var key in old) { - // Safari 6.0.3 warns you if you try to copy deprecated layerX/Y - // Chrome warns you if you try to copy deprecated keyboardEvent.keyLocation - // and webkitMovementX/Y - if (key !== 'layerX' && key !== 'layerY' && key !== 'keyLocation' && key !== 'webkitMovementX' && key !== 'webkitMovementY') { - // Chrome 32+ warns if you try to copy deprecated returnValue, but - // we still want to if preventDefault isn't supported (IE8). - if (!(key === 'returnValue' && old.preventDefault)) { - event[key] = old[key]; - } - } - } - - // The event occurred on this element - if (!event.target) { - event.target = event.srcElement || document_1; - } - - // Handle which other element the event is related to - if (!event.relatedTarget) { - event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement; - } - - // Stop the default browser action - event.preventDefault = function () { - if (old.preventDefault) { - old.preventDefault(); - } - event.returnValue = false; - old.returnValue = false; - event.defaultPrevented = true; - }; - - event.defaultPrevented = false; - - // Stop the event from bubbling - event.stopPropagation = function () { - if (old.stopPropagation) { - old.stopPropagation(); - } - event.cancelBubble = true; - old.cancelBubble = true; - event.isPropagationStopped = returnTrue; - }; - - event.isPropagationStopped = returnFalse; - - // Stop the event from bubbling and executing other handlers - event.stopImmediatePropagation = function () { - if (old.stopImmediatePropagation) { - old.stopImmediatePropagation(); - } - event.isImmediatePropagationStopped = returnTrue; - event.stopPropagation(); - }; - - event.isImmediatePropagationStopped = returnFalse; - - // Handle mouse position - if (event.clientX !== null && event.clientX !== undefined) { - var doc = document_1.documentElement; - var body = document_1.body; - - event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0); - event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0); - } - - // Handle key presses - event.which = event.charCode || event.keyCode; - - // Fix button for mouse clicks: - // 0 == left; 1 == middle; 2 == right - if (event.button !== null && event.button !== undefined) { - - // The following is disabled because it does not pass videojs-standard - // and... yikes. - /* eslint-disable */ - event.button = event.button & 1 ? 0 : event.button & 4 ? 1 : event.button & 2 ? 2 : 0; - /* eslint-enable */ - } - } - - // Returns fixed-up instance - return event; - } - - /** - * Whether passive event listeners are supported - */ - var _supportsPassive = false; - - (function () { - try { - var opts = Object.defineProperty({}, 'passive', { - get: function get() { - _supportsPassive = true; - } - }); - - window_1.addEventListener('test', null, opts); - window_1.removeEventListener('test', null, opts); - } catch (e) { - // disregard - } - })(); - - /** - * Touch events Chrome expects to be passive - */ - var passiveEvents = ['touchstart', 'touchmove']; - - /** - * Add an event listener to element - * It stores the handler function in a separate cache object - * and adds a generic handler to the element's event, - * along with a unique id (guid) to the element. - * - * @param {Element|Object} elem - * Element or object to bind listeners to - * - * @param {string|string[]} type - * Type of event to bind to. - * - * @param {EventTarget~EventListener} fn - * Event listener. - */ - function on(elem, type, fn) { - if (Array.isArray(type)) { - return _handleMultipleEvents(on, elem, type, fn); - } - - var data = getData(elem); - - // We need a place to store all our handler data - if (!data.handlers) { - data.handlers = {}; - } - - if (!data.handlers[type]) { - data.handlers[type] = []; - } - - if (!fn.guid) { - fn.guid = newGUID(); - } - - data.handlers[type].push(fn); - - if (!data.dispatcher) { - data.disabled = false; - - data.dispatcher = function (event, hash) { - - if (data.disabled) { - return; - } - - event = fixEvent(event); - - var handlers = data.handlers[event.type]; - - if (handlers) { - // Copy handlers so if handlers are added/removed during the process it doesn't throw everything off. - var handlersCopy = handlers.slice(0); - - for (var m = 0, n = handlersCopy.length; m < n; m++) { - if (event.isImmediatePropagationStopped()) { - break; - } else { - try { - handlersCopy[m].call(elem, event, hash); - } catch (e) { - log$1.error(e); - } - } - } - } - }; - } - - if (data.handlers[type].length === 1) { - if (elem.addEventListener) { - var options = false; - - if (_supportsPassive && passiveEvents.indexOf(type) > -1) { - options = { passive: true }; - } - elem.addEventListener(type, data.dispatcher, options); - } else if (elem.attachEvent) { - elem.attachEvent('on' + type, data.dispatcher); - } - } - } - - /** - * Removes event listeners from an element - * - * @param {Element|Object} elem - * Object to remove listeners from. - * - * @param {string|string[]} [type] - * Type of listener to remove. Don't include to remove all events from element. - * - * @param {EventTarget~EventListener} [fn] - * Specific listener to remove. Don't include to remove listeners for an event - * type. - */ - function off(elem, type, fn) { - // Don't want to add a cache object through getElData if not needed - if (!hasData(elem)) { - return; - } - - var data = getData(elem); - - // If no events exist, nothing to unbind - if (!data.handlers) { - return; - } - - if (Array.isArray(type)) { - return _handleMultipleEvents(off, elem, type, fn); - } - - // Utility function - var removeType = function removeType(el, t) { - data.handlers[t] = []; - _cleanUpEvents(el, t); - }; - - // Are we removing all bound events? - if (type === undefined) { - for (var t in data.handlers) { - if (Object.prototype.hasOwnProperty.call(data.handlers || {}, t)) { - removeType(elem, t); - } - } - return; - } - - var handlers = data.handlers[type]; - - // If no handlers exist, nothing to unbind - if (!handlers) { - return; - } - - // If no listener was provided, remove all listeners for type - if (!fn) { - removeType(elem, type); - return; - } - - // We're only removing a single handler - if (fn.guid) { - for (var n = 0; n < handlers.length; n++) { - if (handlers[n].guid === fn.guid) { - handlers.splice(n--, 1); - } - } - } - - _cleanUpEvents(elem, type); - } - - /** - * Trigger an event for an element - * - * @param {Element|Object} elem - * Element to trigger an event on - * - * @param {EventTarget~Event|string} event - * A string (the type) or an event object with a type attribute - * - * @param {Object} [hash] - * data hash to pass along with the event - * - * @return {boolean|undefined} - * - Returns the opposite of `defaultPrevented` if default was prevented - * - Otherwise returns undefined - */ - function trigger(elem, event, hash) { - // Fetches element data and a reference to the parent (for bubbling). - // Don't want to add a data object to cache for every parent, - // so checking hasElData first. - var elemData = hasData(elem) ? getData(elem) : {}; - var parent = elem.parentNode || elem.ownerDocument; - // type = event.type || event, - // handler; - - // If an event name was passed as a string, creates an event out of it - if (typeof event === 'string') { - event = { type: event, target: elem }; - } - // Normalizes the event properties. - event = fixEvent(event); - - // If the passed element has a dispatcher, executes the established handlers. - if (elemData.dispatcher) { - elemData.dispatcher.call(elem, event, hash); - } - - // Unless explicitly stopped or the event does not bubble (e.g. media events) - // recursively calls this function to bubble the event up the DOM. - if (parent && !event.isPropagationStopped() && event.bubbles === true) { - trigger.call(null, parent, event, hash); - - // If at the top of the DOM, triggers the default action unless disabled. - } else if (!parent && !event.defaultPrevented) { - var targetData = getData(event.target); - - // Checks if the target has a default action for this event. - if (event.target[event.type]) { - // Temporarily disables event dispatching on the target as we have already executed the handler. - targetData.disabled = true; - // Executes the default action. - if (typeof event.target[event.type] === 'function') { - event.target[event.type](); - } - // Re-enables event dispatching. - targetData.disabled = false; - } - } - - // Inform the triggerer if the default was prevented by returning false - return !event.defaultPrevented; - } - - /** - * Trigger a listener only once for an event - * - * @param {Element|Object} elem - * Element or object to bind to. - * - * @param {string|string[]} type - * Name/type of event - * - * @param {Event~EventListener} fn - * Event Listener function - */ - function one(elem, type, fn) { - if (Array.isArray(type)) { - return _handleMultipleEvents(one, elem, type, fn); - } - var func = function func() { - off(elem, type, func); - fn.apply(this, arguments); - }; - - // copy the guid to the new function so it can removed using the original function's ID - func.guid = fn.guid = fn.guid || newGUID(); - on(elem, type, func); - } - - var Events = (Object.freeze || Object)({ - fixEvent: fixEvent, - on: on, - off: off, - trigger: trigger, - one: one - }); - - /** - * @file setup.js - Functions for setting up a player without - * user interaction based on the data-setup `attribute` of the video tag. - * - * @module setup - */ - var _windowLoaded = false; - var videojs$2 = void 0; - - /** - * Set up any tags that have a data-setup `attribute` when the player is started. - */ - var autoSetup = function autoSetup() { - - // Protect against breakage in non-browser environments. - if (!isReal()) { - return; - } - - // One day, when we stop supporting IE8, go back to this, but in the meantime...*hack hack hack* - // var vids = Array.prototype.slice.call(document.getElementsByTagName('video')); - // var audios = Array.prototype.slice.call(document.getElementsByTagName('audio')); - // var mediaEls = vids.concat(audios); - - // Because IE8 doesn't support calling slice on a node list, we need to loop - // through each list of elements to build up a new, combined list of elements. - var vids = document_1.getElementsByTagName('video'); - var audios = document_1.getElementsByTagName('audio'); - var divs = document_1.getElementsByTagName('video-js'); - var mediaEls = []; - - if (vids && vids.length > 0) { - for (var i = 0, e = vids.length; i < e; i++) { - mediaEls.push(vids[i]); - } - } - - if (audios && audios.length > 0) { - for (var _i = 0, _e = audios.length; _i < _e; _i++) { - mediaEls.push(audios[_i]); - } - } - - if (divs && divs.length > 0) { - for (var _i2 = 0, _e2 = divs.length; _i2 < _e2; _i2++) { - mediaEls.push(divs[_i2]); - } - } - - // Check if any media elements exist - if (mediaEls && mediaEls.length > 0) { - - for (var _i3 = 0, _e3 = mediaEls.length; _i3 < _e3; _i3++) { - var mediaEl = mediaEls[_i3]; - - // Check if element exists, has getAttribute func. - // IE seems to consider typeof el.getAttribute == 'object' instead of - // 'function' like expected, at least when loading the player immediately. - if (mediaEl && mediaEl.getAttribute) { - - // Make sure this player hasn't already been set up. - if (mediaEl.player === undefined) { - var options = mediaEl.getAttribute('data-setup'); - - // Check if data-setup attr exists. - // We only auto-setup if they've added the data-setup attr. - if (options !== null) { - // Create new video.js instance. - videojs$2(mediaEl); - } - } - - // If getAttribute isn't defined, we need to wait for the DOM. - } else { - autoSetupTimeout(1); - break; - } - } - - // No videos were found, so keep looping unless page is finished loading. - } else if (!_windowLoaded) { - autoSetupTimeout(1); - } - }; - - /** - * Wait until the page is loaded before running autoSetup. This will be called in - * autoSetup if `hasLoaded` returns false. - * - * @param {number} wait - * How long to wait in ms - * - * @param {module:videojs} [vjs] - * The videojs library function - */ - function autoSetupTimeout(wait, vjs) { - if (vjs) { - videojs$2 = vjs; - } - - window_1.setTimeout(autoSetup, wait); - } - - if (isReal() && document_1.readyState === 'complete') { - _windowLoaded = true; - } else { - /** - * Listen for the load event on window, and set _windowLoaded to true. - * - * @listens load - */ - one(window_1, 'load', function () { - _windowLoaded = true; - }); - } - - /** - * @file stylesheet.js - * @module stylesheet - */ - /** - * Create a DOM syle element given a className for it. - * - * @param {string} className - * The className to add to the created style element. - * - * @return {Element} - * The element that was created. - */ - var createStyleElement = function createStyleElement(className) { - var style = document_1.createElement('style'); - - style.className = className; - - return style; - }; - - /** - * Add text to a DOM element. - * - * @param {Element} el - * The Element to add text content to. - * - * @param {string} content - * The text to add to the element. - */ - var setTextContent = function setTextContent(el, content) { - if (el.styleSheet) { - el.styleSheet.cssText = content; - } else { - el.textContent = content; - } - }; - - /** - * @file fn.js - * @module fn - */ - /** - * Bind (a.k.a proxy or Context). A simple method for changing the context of a function - * It also stores a unique id on the function so it can be easily removed from events. - * - * @param {Mixed} context - * The object to bind as scope. - * - * @param {Function} fn - * The function to be bound to a scope. - * - * @param {number} [uid] - * An optional unique ID for the function to be set - * - * @return {Function} - * The new function that will be bound into the context given - */ - var bind = function bind(context, fn, uid) { - // Make sure the function has a unique ID - if (!fn.guid) { - fn.guid = newGUID(); - } - - // Create the new function that changes the context - var bound = function bound() { - return fn.apply(context, arguments); - }; - - // Allow for the ability to individualize this function - // Needed in the case where multiple objects might share the same prototype - // IF both items add an event listener with the same function, then you try to remove just one - // it will remove both because they both have the same guid. - // when using this, you need to use the bind method when you remove the listener as well. - // currently used in text tracks - bound.guid = uid ? uid + '_' + fn.guid : fn.guid; - - return bound; - }; - - /** - * Wraps the given function, `fn`, with a new function that only invokes `fn` - * at most once per every `wait` milliseconds. - * - * @param {Function} fn - * The function to be throttled. - * - * @param {Number} wait - * The number of milliseconds by which to throttle. - * - * @return {Function} - */ - var throttle = function throttle(fn, wait) { - var last = Date.now(); - - var throttled = function throttled() { - var now = Date.now(); - - if (now - last >= wait) { - fn.apply(undefined, arguments); - last = now; - } - }; - - return throttled; - }; - - /** - * @file src/js/event-target.js - */ - /** - * `EventTarget` is a class that can have the same API as the DOM `EventTarget`. It - * adds shorthand functions that wrap around lengthy functions. For example: - * the `on` function is a wrapper around `addEventListener`. - * - * @see [EventTarget Spec]{@link https://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-EventTarget} - * @class EventTarget - */ - var EventTarget = function EventTarget() {}; - - /** - * A Custom DOM event. - * - * @typedef {Object} EventTarget~Event - * @see [Properties]{@link https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent} - */ - - /** - * All event listeners should follow the following format. - * - * @callback EventTarget~EventListener - * @this {EventTarget} - * - * @param {EventTarget~Event} event - * the event that triggered this function - * - * @param {Object} [hash] - * hash of data sent during the event - */ - - /** - * An object containing event names as keys and booleans as values. - * - * > NOTE: If an event name is set to a true value here {@link EventTarget#trigger} - * will have extra functionality. See that function for more information. - * - * @property EventTarget.prototype.allowedEvents_ - * @private - */ - EventTarget.prototype.allowedEvents_ = {}; - - /** - * Adds an `event listener` to an instance of an `EventTarget`. An `event listener` is a - * function that will get called when an event with a certain name gets triggered. - * - * @param {string|string[]} type - * An event name or an array of event names. - * - * @param {EventTarget~EventListener} fn - * The function to call with `EventTarget`s - */ - EventTarget.prototype.on = function (type, fn) { - // Remove the addEventListener alias before calling Events.on - // so we don't get into an infinite type loop - var ael = this.addEventListener; - - this.addEventListener = function () {}; - on(this, type, fn); - this.addEventListener = ael; - }; - - /** - * An alias of {@link EventTarget#on}. Allows `EventTarget` to mimic - * the standard DOM API. - * - * @function - * @see {@link EventTarget#on} - */ - EventTarget.prototype.addEventListener = EventTarget.prototype.on; - - /** - * Removes an `event listener` for a specific event from an instance of `EventTarget`. - * This makes it so that the `event listener` will no longer get called when the - * named event happens. - * - * @param {string|string[]} type - * An event name or an array of event names. - * - * @param {EventTarget~EventListener} fn - * The function to remove. - */ - EventTarget.prototype.off = function (type, fn) { - off(this, type, fn); - }; - - /** - * An alias of {@link EventTarget#off}. Allows `EventTarget` to mimic - * the standard DOM API. - * - * @function - * @see {@link EventTarget#off} - */ - EventTarget.prototype.removeEventListener = EventTarget.prototype.off; - - /** - * This function will add an `event listener` that gets triggered only once. After the - * first trigger it will get removed. This is like adding an `event listener` - * with {@link EventTarget#on} that calls {@link EventTarget#off} on itself. - * - * @param {string|string[]} type - * An event name or an array of event names. - * - * @param {EventTarget~EventListener} fn - * The function to be called once for each event name. - */ - EventTarget.prototype.one = function (type, fn) { - // Remove the addEventListener alialing Events.on - // so we don't get into an infinite type loop - var ael = this.addEventListener; - - this.addEventListener = function () {}; - one(this, type, fn); - this.addEventListener = ael; - }; - - /** - * This function causes an event to happen. This will then cause any `event listeners` - * that are waiting for that event, to get called. If there are no `event listeners` - * for an event then nothing will happen. - * - * If the name of the `Event` that is being triggered is in `EventTarget.allowedEvents_`. - * Trigger will also call the `on` + `uppercaseEventName` function. - * - * Example: - * 'click' is in `EventTarget.allowedEvents_`, so, trigger will attempt to call - * `onClick` if it exists. - * - * @param {string|EventTarget~Event|Object} event - * The name of the event, an `Event`, or an object with a key of type set to - * an event name. - */ - EventTarget.prototype.trigger = function (event) { - var type = event.type || event; - - if (typeof event === 'string') { - event = { type: type }; - } - event = fixEvent(event); - - if (this.allowedEvents_[type] && this['on' + type]) { - this['on' + type](event); - } - - trigger(this, event); - }; - - /** - * An alias of {@link EventTarget#trigger}. Allows `EventTarget` to mimic - * the standard DOM API. - * - * @function - * @see {@link EventTarget#trigger} - */ - EventTarget.prototype.dispatchEvent = EventTarget.prototype.trigger; - - /** - * @file mixins/evented.js - * @module evented - */ - /** - * Returns whether or not an object has had the evented mixin applied. - * - * @param {Object} object - * An object to test. - * - * @return {boolean} - * Whether or not the object appears to be evented. - */ - var isEvented = function isEvented(object) { - return object instanceof EventTarget || !!object.eventBusEl_ && ['on', 'one', 'off', 'trigger'].every(function (k) { - return typeof object[k] === 'function'; - }); - }; - - /** - * Whether a value is a valid event type - non-empty string or array. - * - * @private - * @param {string|Array} type - * The type value to test. - * - * @return {boolean} - * Whether or not the type is a valid event type. - */ - var isValidEventType = function isValidEventType(type) { - return ( - // The regex here verifies that the `type` contains at least one non- - // whitespace character. - typeof type === 'string' && /\S/.test(type) || Array.isArray(type) && !!type.length - ); - }; - - /** - * Validates a value to determine if it is a valid event target. Throws if not. - * - * @private - * @throws {Error} - * If the target does not appear to be a valid event target. - * - * @param {Object} target - * The object to test. - */ - var validateTarget = function validateTarget(target) { - if (!target.nodeName && !isEvented(target)) { - throw new Error('Invalid target; must be a DOM node or evented object.'); - } - }; - - /** - * Validates a value to determine if it is a valid event target. Throws if not. - * - * @private - * @throws {Error} - * If the type does not appear to be a valid event type. - * - * @param {string|Array} type - * The type to test. - */ - var validateEventType = function validateEventType(type) { - if (!isValidEventType(type)) { - throw new Error('Invalid event type; must be a non-empty string or array.'); - } - }; - - /** - * Validates a value to determine if it is a valid listener. Throws if not. - * - * @private - * @throws {Error} - * If the listener is not a function. - * - * @param {Function} listener - * The listener to test. - */ - var validateListener = function validateListener(listener) { - if (typeof listener !== 'function') { - throw new Error('Invalid listener; must be a function.'); - } - }; - - /** - * Takes an array of arguments given to `on()` or `one()`, validates them, and - * normalizes them into an object. - * - * @private - * @param {Object} self - * The evented object on which `on()` or `one()` was called. This - * object will be bound as the `this` value for the listener. - * - * @param {Array} args - * An array of arguments passed to `on()` or `one()`. - * - * @return {Object} - * An object containing useful values for `on()` or `one()` calls. - */ - var normalizeListenArgs = function normalizeListenArgs(self, args) { - - // If the number of arguments is less than 3, the target is always the - // evented object itself. - var isTargetingSelf = args.length < 3 || args[0] === self || args[0] === self.eventBusEl_; - var target = void 0; - var type = void 0; - var listener = void 0; - - if (isTargetingSelf) { - target = self.eventBusEl_; - - // Deal with cases where we got 3 arguments, but we are still listening to - // the evented object itself. - if (args.length >= 3) { - args.shift(); - } - - type = args[0]; - listener = args[1]; - } else { - target = args[0]; - type = args[1]; - listener = args[2]; - } - - validateTarget(target); - validateEventType(type); - validateListener(listener); - - listener = bind(self, listener); - - return { isTargetingSelf: isTargetingSelf, target: target, type: type, listener: listener }; - }; - - /** - * Adds the listener to the event type(s) on the target, normalizing for - * the type of target. - * - * @private - * @param {Element|Object} target - * A DOM node or evented object. - * - * @param {string} method - * The event binding method to use ("on" or "one"). - * - * @param {string|Array} type - * One or more event type(s). - * - * @param {Function} listener - * A listener function. - */ - var listen = function listen(target, method, type, listener) { - validateTarget(target); - - if (target.nodeName) { - Events[method](target, type, listener); - } else { - target[method](type, listener); - } - }; - - /** - * Contains methods that provide event capabilites to an object which is passed - * to {@link module:evented|evented}. - * - * @mixin EventedMixin - */ - var EventedMixin = { - - /** - * Add a listener to an event (or events) on this object or another evented - * object. - * - * @param {string|Array|Element|Object} targetOrType - * If this is a string or array, it represents the event type(s) - * that will trigger the listener. - * - * Another evented object can be passed here instead, which will - * cause the listener to listen for events on _that_ object. - * - * In either case, the listener's `this` value will be bound to - * this object. - * - * @param {string|Array|Function} typeOrListener - * If the first argument was a string or array, this should be the - * listener function. Otherwise, this is a string or array of event - * type(s). - * - * @param {Function} [listener] - * If the first argument was another evented object, this will be - * the listener function. - */ - on: function on$$1() { - var _this = this; - - for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { - args[_key] = arguments[_key]; - } - - var _normalizeListenArgs = normalizeListenArgs(this, args), - isTargetingSelf = _normalizeListenArgs.isTargetingSelf, - target = _normalizeListenArgs.target, - type = _normalizeListenArgs.type, - listener = _normalizeListenArgs.listener; - - listen(target, 'on', type, listener); - - // If this object is listening to another evented object. - if (!isTargetingSelf) { - - // If this object is disposed, remove the listener. - var removeListenerOnDispose = function removeListenerOnDispose() { - return _this.off(target, type, listener); - }; - - // Use the same function ID as the listener so we can remove it later it - // using the ID of the original listener. - removeListenerOnDispose.guid = listener.guid; - - // Add a listener to the target's dispose event as well. This ensures - // that if the target is disposed BEFORE this object, we remove the - // removal listener that was just added. Otherwise, we create a memory leak. - var removeRemoverOnTargetDispose = function removeRemoverOnTargetDispose() { - return _this.off('dispose', removeListenerOnDispose); - }; - - // Use the same function ID as the listener so we can remove it later - // it using the ID of the original listener. - removeRemoverOnTargetDispose.guid = listener.guid; - - listen(this, 'on', 'dispose', removeListenerOnDispose); - listen(target, 'on', 'dispose', removeRemoverOnTargetDispose); - } - }, - - - /** - * Add a listener to an event (or events) on this object or another evented - * object. The listener will only be called once and then removed. - * - * @param {string|Array|Element|Object} targetOrType - * If this is a string or array, it represents the event type(s) - * that will trigger the listener. - * - * Another evented object can be passed here instead, which will - * cause the listener to listen for events on _that_ object. - * - * In either case, the listener's `this` value will be bound to - * this object. - * - * @param {string|Array|Function} typeOrListener - * If the first argument was a string or array, this should be the - * listener function. Otherwise, this is a string or array of event - * type(s). - * - * @param {Function} [listener] - * If the first argument was another evented object, this will be - * the listener function. - */ - one: function one$$1() { - var _this2 = this; - - for (var _len2 = arguments.length, args = Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { - args[_key2] = arguments[_key2]; - } - - var _normalizeListenArgs2 = normalizeListenArgs(this, args), - isTargetingSelf = _normalizeListenArgs2.isTargetingSelf, - target = _normalizeListenArgs2.target, - type = _normalizeListenArgs2.type, - listener = _normalizeListenArgs2.listener; - - // Targeting this evented object. - - - if (isTargetingSelf) { - listen(target, 'one', type, listener); - - // Targeting another evented object. - } else { - var wrapper = function wrapper() { - for (var _len3 = arguments.length, largs = Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { - largs[_key3] = arguments[_key3]; - } - - _this2.off(target, type, wrapper); - listener.apply(null, largs); - }; - - // Use the same function ID as the listener so we can remove it later - // it using the ID of the original listener. - wrapper.guid = listener.guid; - listen(target, 'one', type, wrapper); - } - }, - - - /** - * Removes listener(s) from event(s) on an evented object. - * - * @param {string|Array|Element|Object} [targetOrType] - * If this is a string or array, it represents the event type(s). - * - * Another evented object can be passed here instead, in which case - * ALL 3 arguments are _required_. - * - * @param {string|Array|Function} [typeOrListener] - * If the first argument was a string or array, this may be the - * listener function. Otherwise, this is a string or array of event - * type(s). - * - * @param {Function} [listener] - * If the first argument was another evented object, this will be - * the listener function; otherwise, _all_ listeners bound to the - * event type(s) will be removed. - */ - off: function off$$1(targetOrType, typeOrListener, listener) { - - // Targeting this evented object. - if (!targetOrType || isValidEventType(targetOrType)) { - off(this.eventBusEl_, targetOrType, typeOrListener); - - // Targeting another evented object. - } else { - var target = targetOrType; - var type = typeOrListener; - - // Fail fast and in a meaningful way! - validateTarget(target); - validateEventType(type); - validateListener(listener); - - // Ensure there's at least a guid, even if the function hasn't been used - listener = bind(this, listener); - - // Remove the dispose listener on this evented object, which was given - // the same guid as the event listener in on(). - this.off('dispose', listener); - - if (target.nodeName) { - off(target, type, listener); - off(target, 'dispose', listener); - } else if (isEvented(target)) { - target.off(type, listener); - target.off('dispose', listener); - } - } - }, - - - /** - * Fire an event on this evented object, causing its listeners to be called. - * - * @param {string|Object} event - * An event type or an object with a type property. - * - * @param {Object} [hash] - * An additional object to pass along to listeners. - * - * @returns {boolean} - * Whether or not the default behavior was prevented. - */ - trigger: function trigger$$1(event, hash) { - return trigger(this.eventBusEl_, event, hash); - } - }; - - /** - * Applies {@link module:evented~EventedMixin|EventedMixin} to a target object. - * - * @param {Object} target - * The object to which to add event methods. - * - * @param {Object} [options={}] - * Options for customizing the mixin behavior. - * - * @param {String} [options.eventBusKey] - * By default, adds a `eventBusEl_` DOM element to the target object, - * which is used as an event bus. If the target object already has a - * DOM element that should be used, pass its key here. - * - * @return {Object} - * The target object. - */ - function evented(target) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - var eventBusKey = options.eventBusKey; - - // Set or create the eventBusEl_. - - if (eventBusKey) { - if (!target[eventBusKey].nodeName) { - throw new Error('The eventBusKey "' + eventBusKey + '" does not refer to an element.'); - } - target.eventBusEl_ = target[eventBusKey]; - } else { - target.eventBusEl_ = createEl('span', { className: 'vjs-event-bus' }); - } - - assign(target, EventedMixin); - - // When any evented object is disposed, it removes all its listeners. - target.on('dispose', function () { - target.off(); - window_1.setTimeout(function () { - target.eventBusEl_ = null; - }, 0); - }); - - return target; - } - - /** - * @file mixins/stateful.js - * @module stateful - */ - /** - * Contains methods that provide statefulness to an object which is passed - * to {@link module:stateful}. - * - * @mixin StatefulMixin - */ - var StatefulMixin = { - - /** - * A hash containing arbitrary keys and values representing the state of - * the object. - * - * @type {Object} - */ - state: {}, - - /** - * Set the state of an object by mutating its - * {@link module:stateful~StatefulMixin.state|state} object in place. - * - * @fires module:stateful~StatefulMixin#statechanged - * @param {Object|Function} stateUpdates - * A new set of properties to shallow-merge into the plugin state. - * Can be a plain object or a function returning a plain object. - * - * @returns {Object|undefined} - * An object containing changes that occurred. If no changes - * occurred, returns `undefined`. - */ - setState: function setState(stateUpdates) { - var _this = this; - - // Support providing the `stateUpdates` state as a function. - if (typeof stateUpdates === 'function') { - stateUpdates = stateUpdates(); - } - - var changes = void 0; - - each(stateUpdates, function (value, key) { - - // Record the change if the value is different from what's in the - // current state. - if (_this.state[key] !== value) { - changes = changes || {}; - changes[key] = { - from: _this.state[key], - to: value - }; - } - - _this.state[key] = value; - }); - - // Only trigger "statechange" if there were changes AND we have a trigger - // function. This allows us to not require that the target object be an - // evented object. - if (changes && isEvented(this)) { - - /** - * An event triggered on an object that is both - * {@link module:stateful|stateful} and {@link module:evented|evented} - * indicating that its state has changed. - * - * @event module:stateful~StatefulMixin#statechanged - * @type {Object} - * @property {Object} changes - * A hash containing the properties that were changed and - * the values they were changed `from` and `to`. - */ - this.trigger({ - changes: changes, - type: 'statechanged' - }); - } - - return changes; - } - }; - - /** - * Applies {@link module:stateful~StatefulMixin|StatefulMixin} to a target - * object. - * - * If the target object is {@link module:evented|evented} and has a - * `handleStateChanged` method, that method will be automatically bound to the - * `statechanged` event on itself. - * - * @param {Object} target - * The object to be made stateful. - * - * @param {Object} [defaultState] - * A default set of properties to populate the newly-stateful object's - * `state` property. - * - * @returns {Object} - * Returns the `target`. - */ - function stateful(target, defaultState) { - assign(target, StatefulMixin); - - // This happens after the mixing-in because we need to replace the `state` - // added in that step. - target.state = assign({}, target.state, defaultState); - - // Auto-bind the `handleStateChanged` method of the target object if it exists. - if (typeof target.handleStateChanged === 'function' && isEvented(target)) { - target.on('statechanged', target.handleStateChanged); - } - - return target; - } - - /** - * @file to-title-case.js - * @module to-title-case - */ - - /** - * Uppercase the first letter of a string. - * - * @param {string} string - * String to be uppercased - * - * @return {string} - * The string with an uppercased first letter - */ - function toTitleCase(string) { - if (typeof string !== 'string') { - return string; - } - - return string.charAt(0).toUpperCase() + string.slice(1); - } - - /** - * Compares the TitleCase versions of the two strings for equality. - * - * @param {string} str1 - * The first string to compare - * - * @param {string} str2 - * The second string to compare - * - * @return {boolean} - * Whether the TitleCase versions of the strings are equal - */ - function titleCaseEquals(str1, str2) { - return toTitleCase(str1) === toTitleCase(str2); - } - - /** - * @file merge-options.js - * @module merge-options - */ - /** - * Deep-merge one or more options objects, recursively merging **only** plain - * object properties. - * - * @param {Object[]} sources - * One or more objects to merge into a new object. - * - * @returns {Object} - * A new object that is the merged result of all sources. - */ - function mergeOptions() { - var result = {}; - - for (var _len = arguments.length, sources = Array(_len), _key = 0; _key < _len; _key++) { - sources[_key] = arguments[_key]; - } - - sources.forEach(function (source) { - if (!source) { - return; - } - - each(source, function (value, key) { - if (!isPlain(value)) { - result[key] = value; - return; - } - - if (!isPlain(result[key])) { - result[key] = {}; - } - - result[key] = mergeOptions(result[key], value); - }); - }); - - return result; - } - - /** - * Player Component - Base class for all UI objects - * - * @file component.js - */ - /** - * Base class for all UI Components. - * Components are UI objects which represent both a javascript object and an element - * in the DOM. They can be children of other components, and can have - * children themselves. - * - * Components can also use methods from {@link EventTarget} - */ - - var Component = function () { - - /** - * A callback that is called when a component is ready. Does not have any - * paramters and any callback value will be ignored. - * - * @callback Component~ReadyCallback - * @this Component - */ - - /** - * Creates an instance of this class. - * - * @param {Player} player - * The `Player` that this class should be attached to. - * - * @param {Object} [options] - * The key/value store of player options. - * - * @param {Object[]} [options.children] - * An array of children objects to intialize this component with. Children objects have - * a name property that will be used if more than one component of the same type needs to be - * added. - * - * @param {Component~ReadyCallback} [ready] - * Function that gets called when the `Component` is ready. - */ - function Component(player, options, ready) { - classCallCheck(this, Component); - - - // The component might be the player itself and we can't pass `this` to super - if (!player && this.play) { - this.player_ = player = this; // eslint-disable-line - } else { - this.player_ = player; - } - - // Make a copy of prototype.options_ to protect against overriding defaults - this.options_ = mergeOptions({}, this.options_); - - // Updated options with supplied options - options = this.options_ = mergeOptions(this.options_, options); - - // Get ID from options or options element if one is supplied - this.id_ = options.id || options.el && options.el.id; - - // If there was no ID from the options, generate one - if (!this.id_) { - // Don't require the player ID function in the case of mock players - var id = player && player.id && player.id() || 'no_player'; - - this.id_ = id + '_component_' + newGUID(); - } - - this.name_ = options.name || null; - - // Create element if one wasn't provided in options - if (options.el) { - this.el_ = options.el; - } else if (options.createEl !== false) { - this.el_ = this.createEl(); - } - - // if evented is anything except false, we want to mixin in evented - if (options.evented !== false) { - // Make this an evented object and use `el_`, if available, as its event bus - evented(this, { eventBusKey: this.el_ ? 'el_' : null }); - } - stateful(this, this.constructor.defaultState); - - this.children_ = []; - this.childIndex_ = {}; - this.childNameIndex_ = {}; - - // Add any child components in options - if (options.initChildren !== false) { - this.initChildren(); - } - - this.ready(ready); - // Don't want to trigger ready here or it will before init is actually - // finished for all children that run this constructor - - if (options.reportTouchActivity !== false) { - this.enableTouchActivity(); - } - } - - /** - * Dispose of the `Component` and all child components. - * - * @fires Component#dispose - */ - - - Component.prototype.dispose = function dispose() { - - /** - * Triggered when a `Component` is disposed. - * - * @event Component#dispose - * @type {EventTarget~Event} - * - * @property {boolean} [bubbles=false] - * set to false so that the close event does not - * bubble up - */ - this.trigger({ type: 'dispose', bubbles: false }); - - // Dispose all children. - if (this.children_) { - for (var i = this.children_.length - 1; i >= 0; i--) { - if (this.children_[i].dispose) { - this.children_[i].dispose(); - } - } - } - - // Delete child references - this.children_ = null; - this.childIndex_ = null; - this.childNameIndex_ = null; - - if (this.el_) { - // Remove element from DOM - if (this.el_.parentNode) { - this.el_.parentNode.removeChild(this.el_); - } - - removeData(this.el_); - this.el_ = null; - } - - // remove reference to the player after disposing of the element - this.player_ = null; - }; - - /** - * Return the {@link Player} that the `Component` has attached to. - * - * @return {Player} - * The player that this `Component` has attached to. - */ - - - Component.prototype.player = function player() { - return this.player_; - }; - - /** - * Deep merge of options objects with new options. - * > Note: When both `obj` and `options` contain properties whose values are objects. - * The two properties get merged using {@link module:mergeOptions} - * - * @param {Object} obj - * The object that contains new options. - * - * @return {Object} - * A new object of `this.options_` and `obj` merged together. - * - * @deprecated since version 5 - */ - - - Component.prototype.options = function options(obj) { - log$1.warn('this.options() has been deprecated and will be moved to the constructor in 6.0'); - - if (!obj) { - return this.options_; - } - - this.options_ = mergeOptions(this.options_, obj); - return this.options_; - }; - - /** - * Get the `Component`s DOM element - * - * @return {Element} - * The DOM element for this `Component`. - */ - - - Component.prototype.el = function el() { - return this.el_; - }; - - /** - * Create the `Component`s DOM element. - * - * @param {string} [tagName] - * Element's DOM node type. e.g. 'div' - * - * @param {Object} [properties] - * An object of properties that should be set. - * - * @param {Object} [attributes] - * An object of attributes that should be set. - * - * @return {Element} - * The element that gets created. - */ - - - Component.prototype.createEl = function createEl$$1(tagName, properties, attributes) { - return createEl(tagName, properties, attributes); - }; - - /** - * Localize a string given the string in english. - * - * If tokens are provided, it'll try and run a simple token replacement on the provided string. - * The tokens it loooks for look like `{1}` with the index being 1-indexed into the tokens array. - * - * If a `defaultValue` is provided, it'll use that over `string`, - * if a value isn't found in provided language files. - * This is useful if you want to have a descriptive key for token replacement - * but have a succinct localized string and not require `en.json` to be included. - * - * Currently, it is used for the progress bar timing. - * ```js - * { - * "progress bar timing: currentTime={1} duration={2}": "{1} of {2}" - * } - * ``` - * It is then used like so: - * ```js - * this.localize('progress bar timing: currentTime={1} duration{2}', - * [this.player_.currentTime(), this.player_.duration()], - * '{1} of {2}'); - * ``` - * - * Which outputs something like: `01:23 of 24:56`. - * - * - * @param {string} string - * The string to localize and the key to lookup in the language files. - * @param {string[]} [tokens] - * If the current item has token replacements, provide the tokens here. - * @param {string} [defaultValue] - * Defaults to `string`. Can be a default value to use for token replacement - * if the lookup key is needed to be separate. - * - * @return {string} - * The localized string or if no localization exists the english string. - */ - - - Component.prototype.localize = function localize(string, tokens) { - var defaultValue = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : string; - - var code = this.player_.language && this.player_.language(); - var languages = this.player_.languages && this.player_.languages(); - var language = languages && languages[code]; - var primaryCode = code && code.split('-')[0]; - var primaryLang = languages && languages[primaryCode]; - - var localizedString = defaultValue; - - if (language && language[string]) { - localizedString = language[string]; - } else if (primaryLang && primaryLang[string]) { - localizedString = primaryLang[string]; - } - - if (tokens) { - localizedString = localizedString.replace(/\{(\d+)\}/g, function (match, index) { - var value = tokens[index - 1]; - var ret = value; - - if (typeof value === 'undefined') { - ret = match; - } - - return ret; - }); - } - - return localizedString; - }; - - /** - * Return the `Component`s DOM element. This is where children get inserted. - * This will usually be the the same as the element returned in {@link Component#el}. - * - * @return {Element} - * The content element for this `Component`. - */ - - - Component.prototype.contentEl = function contentEl() { - return this.contentEl_ || this.el_; - }; - - /** - * Get this `Component`s ID - * - * @return {string} - * The id of this `Component` - */ - - - Component.prototype.id = function id() { - return this.id_; - }; - - /** - * Get the `Component`s name. The name gets used to reference the `Component` - * and is set during registration. - * - * @return {string} - * The name of this `Component`. - */ - - - Component.prototype.name = function name() { - return this.name_; - }; - - /** - * Get an array of all child components - * - * @return {Array} - * The children - */ - - - Component.prototype.children = function children() { - return this.children_; - }; - - /** - * Returns the child `Component` with the given `id`. - * - * @param {string} id - * The id of the child `Component` to get. - * - * @return {Component|undefined} - * The child `Component` with the given `id` or undefined. - */ - - - Component.prototype.getChildById = function getChildById(id) { - return this.childIndex_[id]; - }; - - /** - * Returns the child `Component` with the given `name`. - * - * @param {string} name - * The name of the child `Component` to get. - * - * @return {Component|undefined} - * The child `Component` with the given `name` or undefined. - */ - - - Component.prototype.getChild = function getChild(name) { - if (!name) { - return; - } - - name = toTitleCase(name); - - return this.childNameIndex_[name]; - }; - - /** - * Add a child `Component` inside the current `Component`. - * - * - * @param {string|Component} child - * The name or instance of a child to add. - * - * @param {Object} [options={}] - * The key/value store of options that will get passed to children of - * the child. - * - * @param {number} [index=this.children_.length] - * The index to attempt to add a child into. - * - * @return {Component} - * The `Component` that gets added as a child. When using a string the - * `Component` will get created by this process. - */ - - - Component.prototype.addChild = function addChild(child) { - var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; - var index = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : this.children_.length; - - var component = void 0; - var componentName = void 0; - - // If child is a string, create component with options - if (typeof child === 'string') { - componentName = toTitleCase(child); - - var componentClassName = options.componentClass || componentName; - - // Set name through options - options.name = componentName; - - // Create a new object & element for this controls set - // If there's no .player_, this is a player - var ComponentClass = Component.getComponent(componentClassName); - - if (!ComponentClass) { - throw new Error('Component ' + componentClassName + ' does not exist'); - } - - // data stored directly on the videojs object may be - // misidentified as a component to retain - // backwards-compatibility with 4.x. check to make sure the - // component class can be instantiated. - if (typeof ComponentClass !== 'function') { - return null; - } - - component = new ComponentClass(this.player_ || this, options); - - // child is a component instance - } else { - component = child; - } - - this.children_.splice(index, 0, component); - - if (typeof component.id === 'function') { - this.childIndex_[component.id()] = component; - } - - // If a name wasn't used to create the component, check if we can use the - // name function of the component - componentName = componentName || component.name && toTitleCase(component.name()); - - if (componentName) { - this.childNameIndex_[componentName] = component; - } - - // Add the UI object's element to the container div (box) - // Having an element is not required - if (typeof component.el === 'function' && component.el()) { - var childNodes = this.contentEl().children; - var refNode = childNodes[index] || null; - - this.contentEl().insertBefore(component.el(), refNode); - } - - // Return so it can stored on parent object if desired. - return component; - }; - - /** - * Remove a child `Component` from this `Component`s list of children. Also removes - * the child `Component`s element from this `Component`s element. - * - * @param {Component} component - * The child `Component` to remove. - */ - - - Component.prototype.removeChild = function removeChild(component) { - if (typeof component === 'string') { - component = this.getChild(component); - } - - if (!component || !this.children_) { - return; - } - - var childFound = false; - - for (var i = this.children_.length - 1; i >= 0; i--) { - if (this.children_[i] === component) { - childFound = true; - this.children_.splice(i, 1); - break; - } - } - - if (!childFound) { - return; - } - - this.childIndex_[component.id()] = null; - this.childNameIndex_[component.name()] = null; - - var compEl = component.el(); - - if (compEl && compEl.parentNode === this.contentEl()) { - this.contentEl().removeChild(component.el()); - } - }; - - /** - * Add and initialize default child `Component`s based upon options. - */ - - - Component.prototype.initChildren = function initChildren() { - var _this = this; - - var children = this.options_.children; - - if (children) { - // `this` is `parent` - var parentOptions = this.options_; - - var handleAdd = function handleAdd(child) { - var name = child.name; - var opts = child.opts; - - // Allow options for children to be set at the parent options - // e.g. videojs(id, { controlBar: false }); - // instead of videojs(id, { children: { controlBar: false }); - if (parentOptions[name] !== undefined) { - opts = parentOptions[name]; - } - - // Allow for disabling default components - // e.g. options['children']['posterImage'] = false - if (opts === false) { - return; - } - - // Allow options to be passed as a simple boolean if no configuration - // is necessary. - if (opts === true) { - opts = {}; - } - - // We also want to pass the original player options - // to each component as well so they don't need to - // reach back into the player for options later. - opts.playerOptions = _this.options_.playerOptions; - - // Create and add the child component. - // Add a direct reference to the child by name on the parent instance. - // If two of the same component are used, different names should be supplied - // for each - var newChild = _this.addChild(name, opts); - - if (newChild) { - _this[name] = newChild; - } - }; - - // Allow for an array of children details to passed in the options - var workingChildren = void 0; - var Tech = Component.getComponent('Tech'); - - if (Array.isArray(children)) { - workingChildren = children; - } else { - workingChildren = Object.keys(children); - } - - workingChildren - // children that are in this.options_ but also in workingChildren would - // give us extra children we do not want. So, we want to filter them out. - .concat(Object.keys(this.options_).filter(function (child) { - return !workingChildren.some(function (wchild) { - if (typeof wchild === 'string') { - return child === wchild; - } - return child === wchild.name; - }); - })).map(function (child) { - var name = void 0; - var opts = void 0; - - if (typeof child === 'string') { - name = child; - opts = children[name] || _this.options_[name] || {}; - } else { - name = child.name; - opts = child; - } - - return { name: name, opts: opts }; - }).filter(function (child) { - // we have to make sure that child.name isn't in the techOrder since - // techs are registerd as Components but can't aren't compatible - // See https://github.com/videojs/video.js/issues/2772 - var c = Component.getComponent(child.opts.componentClass || toTitleCase(child.name)); - - return c && !Tech.isTech(c); - }).forEach(handleAdd); - } - }; - - /** - * Builds the default DOM class name. Should be overriden by sub-components. - * - * @return {string} - * The DOM class name for this object. - * - * @abstract - */ - - - Component.prototype.buildCSSClass = function buildCSSClass() { - // Child classes can include a function that does: - // return 'CLASS NAME' + this._super(); - return ''; - }; - - /** - * Bind a listener to the component's ready state. - * Different from event listeners in that if the ready event has already happened - * it will trigger the function immediately. - * - * @return {Component} - * Returns itself; method can be chained. - */ - - - Component.prototype.ready = function ready(fn) { - var sync = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false; - - if (!fn) { - return; - } - - if (!this.isReady_) { - this.readyQueue_ = this.readyQueue_ || []; - this.readyQueue_.push(fn); - return; - } - - if (sync) { - fn.call(this); - } else { - // Call the function asynchronously by default for consistency - this.setTimeout(fn, 1); - } - }; - - /** - * Trigger all the ready listeners for this `Component`. - * - * @fires Component#ready - */ - - - Component.prototype.triggerReady = function triggerReady() { - this.isReady_ = true; - - // Ensure ready is triggerd asynchronously - this.setTimeout(function () { - var readyQueue = this.readyQueue_; - - // Reset Ready Queue - this.readyQueue_ = []; - - if (readyQueue && readyQueue.length > 0) { - readyQueue.forEach(function (fn) { - fn.call(this); - }, this); - } - - // Allow for using event listeners also - /** - * Triggered when a `Component` is ready. - * - * @event Component#ready - * @type {EventTarget~Event} - */ - this.trigger('ready'); - }, 1); - }; - - /** - * Find a single DOM element matching a `selector`. This can be within the `Component`s - * `contentEl()` or another custom context. - * - * @param {string} selector - * A valid CSS selector, which will be passed to `querySelector`. - * - * @param {Element|string} [context=this.contentEl()] - * A DOM element within which to query. Can also be a selector string in - * which case the first matching element will get used as context. If - * missing `this.contentEl()` gets used. If `this.contentEl()` returns - * nothing it falls back to `document`. - * - * @return {Element|null} - * the dom element that was found, or null - * - * @see [Information on CSS Selectors](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Selectors) - */ - - - Component.prototype.$ = function $$$1(selector, context) { - return $(selector, context || this.contentEl()); - }; - - /** - * Finds all DOM element matching a `selector`. This can be within the `Component`s - * `contentEl()` or another custom context. - * - * @param {string} selector - * A valid CSS selector, which will be passed to `querySelectorAll`. - * - * @param {Element|string} [context=this.contentEl()] - * A DOM element within which to query. Can also be a selector string in - * which case the first matching element will get used as context. If - * missing `this.contentEl()` gets used. If `this.contentEl()` returns - * nothing it falls back to `document`. - * - * @return {NodeList} - * a list of dom elements that were found - * - * @see [Information on CSS Selectors](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Getting_Started/Selectors) - */ - - - Component.prototype.$$ = function $$$$1(selector, context) { - return $$(selector, context || this.contentEl()); - }; - - /** - * Check if a component's element has a CSS class name. - * - * @param {string} classToCheck - * CSS class name to check. - * - * @return {boolean} - * - True if the `Component` has the class. - * - False if the `Component` does not have the class` - */ - - - Component.prototype.hasClass = function hasClass$$1(classToCheck) { - return hasClass(this.el_, classToCheck); - }; - - /** - * Add a CSS class name to the `Component`s element. - * - * @param {string} classToAdd - * CSS class name to add - */ - - - Component.prototype.addClass = function addClass$$1(classToAdd) { - addClass(this.el_, classToAdd); - }; - - /** - * Remove a CSS class name from the `Component`s element. - * - * @param {string} classToRemove - * CSS class name to remove - */ - - - Component.prototype.removeClass = function removeClass$$1(classToRemove) { - removeClass(this.el_, classToRemove); - }; - - /** - * Add or remove a CSS class name from the component's element. - * - `classToToggle` gets added when {@link Component#hasClass} would return false. - * - `classToToggle` gets removed when {@link Component#hasClass} would return true. - * - * @param {string} classToToggle - * The class to add or remove based on (@link Component#hasClass} - * - * @param {boolean|Dom~predicate} [predicate] - * An {@link Dom~predicate} function or a boolean - */ - - - Component.prototype.toggleClass = function toggleClass$$1(classToToggle, predicate) { - toggleClass(this.el_, classToToggle, predicate); - }; - - /** - * Show the `Component`s element if it is hidden by removing the - * 'vjs-hidden' class name from it. - */ - - - Component.prototype.show = function show() { - this.removeClass('vjs-hidden'); - }; - - /** - * Hide the `Component`s element if it is currently showing by adding the - * 'vjs-hidden` class name to it. - */ - - - Component.prototype.hide = function hide() { - this.addClass('vjs-hidden'); - }; - - /** - * Lock a `Component`s element in its visible state by adding the 'vjs-lock-showing' - * class name to it. Used during fadeIn/fadeOut. - * - * @private - */ - - - Component.prototype.lockShowing = function lockShowing() { - this.addClass('vjs-lock-showing'); - }; - - /** - * Unlock a `Component`s element from its visible state by removing the 'vjs-lock-showing' - * class name from it. Used during fadeIn/fadeOut. - * - * @private - */ - - - Component.prototype.unlockShowing = function unlockShowing() { - this.removeClass('vjs-lock-showing'); - }; - - /** - * Get the value of an attribute on the `Component`s element. - * - * @param {string} attribute - * Name of the attribute to get the value from. - * - * @return {string|null} - * - The value of the attribute that was asked for. - * - Can be an empty string on some browsers if the attribute does not exist - * or has no value - * - Most browsers will return null if the attibute does not exist or has - * no value. - * - * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/getAttribute} - */ - - - Component.prototype.getAttribute = function getAttribute$$1(attribute) { - return getAttribute(this.el_, attribute); - }; - - /** - * Set the value of an attribute on the `Component`'s element - * - * @param {string} attribute - * Name of the attribute to set. - * - * @param {string} value - * Value to set the attribute to. - * - * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/setAttribute} - */ - - - Component.prototype.setAttribute = function setAttribute$$1(attribute, value) { - setAttribute(this.el_, attribute, value); - }; - - /** - * Remove an attribute from the `Component`s element. - * - * @param {string} attribute - * Name of the attribute to remove. - * - * @see [DOM API]{@link https://developer.mozilla.org/en-US/docs/Web/API/Element/removeAttribute} - */ - - - Component.prototype.removeAttribute = function removeAttribute$$1(attribute) { - removeAttribute(this.el_, attribute); - }; - - /** - * Get or set the width of the component based upon the CSS styles. - * See {@link Component#dimension} for more detailed information. - * - * @param {number|string} [num] - * The width that you want to set postfixed with '%', 'px' or nothing. - * - * @param {boolean} [skipListeners] - * Skip the componentresize event trigger - * - * @return {number|string} - * The width when getting, zero if there is no width. Can be a string - * postpixed with '%' or 'px'. - */ - - - Component.prototype.width = function width(num, skipListeners) { - return this.dimension('width', num, skipListeners); - }; - - /** - * Get or set the height of the component based upon the CSS styles. - * See {@link Component#dimension} for more detailed information. - * - * @param {number|string} [num] - * The height that you want to set postfixed with '%', 'px' or nothing. - * - * @param {boolean} [skipListeners] - * Skip the componentresize event trigger - * - * @return {number|string} - * The width when getting, zero if there is no width. Can be a string - * postpixed with '%' or 'px'. - */ - - - Component.prototype.height = function height(num, skipListeners) { - return this.dimension('height', num, skipListeners); - }; - - /** - * Set both the width and height of the `Component` element at the same time. - * - * @param {number|string} width - * Width to set the `Component`s element to. - * - * @param {number|string} height - * Height to set the `Component`s element to. - */ - - - Component.prototype.dimensions = function dimensions(width, height) { - // Skip componentresize listeners on width for optimization - this.width(width, true); - this.height(height); - }; - - /** - * Get or set width or height of the `Component` element. This is the shared code - * for the {@link Component#width} and {@link Component#height}. - * - * Things to know: - * - If the width or height in an number this will return the number postfixed with 'px'. - * - If the width/height is a percent this will return the percent postfixed with '%' - * - Hidden elements have a width of 0 with `window.getComputedStyle`. This function - * defaults to the `Component`s `style.width` and falls back to `window.getComputedStyle`. - * See [this]{@link http://www.foliotek.com/devblog/getting-the-width-of-a-hidden-element-with-jquery-using-width/} - * for more information - * - If you want the computed style of the component, use {@link Component#currentWidth} - * and {@link {Component#currentHeight} - * - * @fires Component#componentresize - * - * @param {string} widthOrHeight - 8 'width' or 'height' - * - * @param {number|string} [num] - 8 New dimension - * - * @param {boolean} [skipListeners] - * Skip componentresize event trigger - * - * @return {number} - * The dimension when getting or 0 if unset - */ - - - Component.prototype.dimension = function dimension(widthOrHeight, num, skipListeners) { - if (num !== undefined) { - // Set to zero if null or literally NaN (NaN !== NaN) - if (num === null || num !== num) { - num = 0; - } - - // Check if using css width/height (% or px) and adjust - if (('' + num).indexOf('%') !== -1 || ('' + num).indexOf('px') !== -1) { - this.el_.style[widthOrHeight] = num; - } else if (num === 'auto') { - this.el_.style[widthOrHeight] = ''; - } else { - this.el_.style[widthOrHeight] = num + 'px'; - } - - // skipListeners allows us to avoid triggering the resize event when setting both width and height - if (!skipListeners) { - /** - * Triggered when a component is resized. - * - * @event Component#componentresize - * @type {EventTarget~Event} - */ - this.trigger('componentresize'); - } - - return; - } - - // Not setting a value, so getting it - // Make sure element exists - if (!this.el_) { - return 0; - } - - // Get dimension value from style - var val = this.el_.style[widthOrHeight]; - var pxIndex = val.indexOf('px'); - - if (pxIndex !== -1) { - // Return the pixel value with no 'px' - return parseInt(val.slice(0, pxIndex), 10); - } - - // No px so using % or no style was set, so falling back to offsetWidth/height - // If component has display:none, offset will return 0 - // TODO: handle display:none and no dimension style using px - return parseInt(this.el_['offset' + toTitleCase(widthOrHeight)], 10); - }; - - /** - * Get the width or the height of the `Component` elements computed style. Uses - * `window.getComputedStyle`. - * - * @param {string} widthOrHeight - * A string containing 'width' or 'height'. Whichever one you want to get. - * - * @return {number} - * The dimension that gets asked for or 0 if nothing was set - * for that dimension. - */ - - - Component.prototype.currentDimension = function currentDimension(widthOrHeight) { - var computedWidthOrHeight = 0; - - if (widthOrHeight !== 'width' && widthOrHeight !== 'height') { - throw new Error('currentDimension only accepts width or height value'); - } - - if (typeof window_1.getComputedStyle === 'function') { - var computedStyle = window_1.getComputedStyle(this.el_); - - computedWidthOrHeight = computedStyle.getPropertyValue(widthOrHeight) || computedStyle[widthOrHeight]; - } - - // remove 'px' from variable and parse as integer - computedWidthOrHeight = parseFloat(computedWidthOrHeight); - - // if the computed value is still 0, it's possible that the browser is lying - // and we want to check the offset values. - // This code also runs on IE8 and wherever getComputedStyle doesn't exist. - if (computedWidthOrHeight === 0) { - var rule = 'offset' + toTitleCase(widthOrHeight); - - computedWidthOrHeight = this.el_[rule]; - } - - return computedWidthOrHeight; - }; - - /** - * An object that contains width and height values of the `Component`s - * computed style. Uses `window.getComputedStyle`. - * - * @typedef {Object} Component~DimensionObject - * - * @property {number} width - * The width of the `Component`s computed style. - * - * @property {number} height - * The height of the `Component`s computed style. - */ - - /** - * Get an object that contains width and height values of the `Component`s - * computed style. - * - * @return {Component~DimensionObject} - * The dimensions of the components element - */ - - - Component.prototype.currentDimensions = function currentDimensions() { - return { - width: this.currentDimension('width'), - height: this.currentDimension('height') - }; - }; - - /** - * Get the width of the `Component`s computed style. Uses `window.getComputedStyle`. - * - * @return {number} width - * The width of the `Component`s computed style. - */ - - - Component.prototype.currentWidth = function currentWidth() { - return this.currentDimension('width'); - }; - - /** - * Get the height of the `Component`s computed style. Uses `window.getComputedStyle`. - * - * @return {number} height - * The height of the `Component`s computed style. - */ - - - Component.prototype.currentHeight = function currentHeight() { - return this.currentDimension('height'); - }; - - /** - * Set the focus to this component - */ - - - Component.prototype.focus = function focus() { - this.el_.focus(); - }; - - /** - * Remove the focus from this component - */ - - - Component.prototype.blur = function blur() { - this.el_.blur(); - }; - - /** - * Emit a 'tap' events when touch event support gets detected. This gets used to - * support toggling the controls through a tap on the video. They get enabled - * because every sub-component would have extra overhead otherwise. - * - * @private - * @fires Component#tap - * @listens Component#touchstart - * @listens Component#touchmove - * @listens Component#touchleave - * @listens Component#touchcancel - * @listens Component#touchend - */ - - - Component.prototype.emitTapEvents = function emitTapEvents() { - // Track the start time so we can determine how long the touch lasted - var touchStart = 0; - var firstTouch = null; - - // Maximum movement allowed during a touch event to still be considered a tap - // Other popular libs use anywhere from 2 (hammer.js) to 15, - // so 10 seems like a nice, round number. - var tapMovementThreshold = 10; - - // The maximum length a touch can be while still being considered a tap - var touchTimeThreshold = 200; - - var couldBeTap = void 0; - - this.on('touchstart', function (event) { - // If more than one finger, don't consider treating this as a click - if (event.touches.length === 1) { - // Copy pageX/pageY from the object - firstTouch = { - pageX: event.touches[0].pageX, - pageY: event.touches[0].pageY - }; - // Record start time so we can detect a tap vs. "touch and hold" - touchStart = new Date().getTime(); - // Reset couldBeTap tracking - couldBeTap = true; - } - }); - - this.on('touchmove', function (event) { - // If more than one finger, don't consider treating this as a click - if (event.touches.length > 1) { - couldBeTap = false; - } else if (firstTouch) { - // Some devices will throw touchmoves for all but the slightest of taps. - // So, if we moved only a small distance, this could still be a tap - var xdiff = event.touches[0].pageX - firstTouch.pageX; - var ydiff = event.touches[0].pageY - firstTouch.pageY; - var touchDistance = Math.sqrt(xdiff * xdiff + ydiff * ydiff); - - if (touchDistance > tapMovementThreshold) { - couldBeTap = false; - } - } - }); - - var noTap = function noTap() { - couldBeTap = false; - }; - - // TODO: Listen to the original target. http://youtu.be/DujfpXOKUp8?t=13m8s - this.on('touchleave', noTap); - this.on('touchcancel', noTap); - - // When the touch ends, measure how long it took and trigger the appropriate - // event - this.on('touchend', function (event) { - firstTouch = null; - // Proceed only if the touchmove/leave/cancel event didn't happen - if (couldBeTap === true) { - // Measure how long the touch lasted - var touchTime = new Date().getTime() - touchStart; - - // Make sure the touch was less than the threshold to be considered a tap - if (touchTime < touchTimeThreshold) { - // Don't let browser turn this into a click - event.preventDefault(); - /** - * Triggered when a `Component` is tapped. - * - * @event Component#tap - * @type {EventTarget~Event} - */ - this.trigger('tap'); - // It may be good to copy the touchend event object and change the - // type to tap, if the other event properties aren't exact after - // Events.fixEvent runs (e.g. event.target) - } - } - }); - }; - - /** - * This function reports user activity whenever touch events happen. This can get - * turned off by any sub-components that wants touch events to act another way. - * - * Report user touch activity when touch events occur. User activity gets used to - * determine when controls should show/hide. It is simple when it comes to mouse - * events, because any mouse event should show the controls. So we capture mouse - * events that bubble up to the player and report activity when that happens. - * With touch events it isn't as easy as `touchstart` and `touchend` toggle player - * controls. So touch events can't help us at the player level either. - * - * User activity gets checked asynchronously. So what could happen is a tap event - * on the video turns the controls off. Then the `touchend` event bubbles up to - * the player. Which, if it reported user activity, would turn the controls right - * back on. We also don't want to completely block touch events from bubbling up. - * Furthermore a `touchmove` event and anything other than a tap, should not turn - * controls back on. - * - * @listens Component#touchstart - * @listens Component#touchmove - * @listens Component#touchend - * @listens Component#touchcancel - */ - - - Component.prototype.enableTouchActivity = function enableTouchActivity() { - // Don't continue if the root player doesn't support reporting user activity - if (!this.player() || !this.player().reportUserActivity) { - return; - } - - // listener for reporting that the user is active - var report = bind(this.player(), this.player().reportUserActivity); - - var touchHolding = void 0; - - this.on('touchstart', function () { - report(); - // For as long as the they are touching the device or have their mouse down, - // we consider them active even if they're not moving their finger or mouse. - // So we want to continue to update that they are active - this.clearInterval(touchHolding); - // report at the same interval as activityCheck - touchHolding = this.setInterval(report, 250); - }); - - var touchEnd = function touchEnd(event) { - report(); - // stop the interval that maintains activity if the touch is holding - this.clearInterval(touchHolding); - }; - - this.on('touchmove', report); - this.on('touchend', touchEnd); - this.on('touchcancel', touchEnd); - }; - - /** - * A callback that has no parameters and is bound into `Component`s context. - * - * @callback Component~GenericCallback - * @this Component - */ - - /** - * Creates a function that runs after an `x` millisecond timeout. This function is a - * wrapper around `window.setTimeout`. There are a few reasons to use this one - * instead though: - * 1. It gets cleared via {@link Component#clearTimeout} when - * {@link Component#dispose} gets called. - * 2. The function callback will gets turned into a {@link Component~GenericCallback} - * - * > Note: You can use `window.clearTimeout` on the id returned by this function. This - * will cause its dispose listener not to get cleaned up! Please use - * {@link Component#clearTimeout} or {@link Component#dispose}. - * - * @param {Component~GenericCallback} fn - * The function that will be run after `timeout`. - * - * @param {number} timeout - * Timeout in milliseconds to delay before executing the specified function. - * - * @return {number} - * Returns a timeout ID that gets used to identify the timeout. It can also - * get used in {@link Component#clearTimeout} to clear the timeout that - * was set. - * - * @listens Component#dispose - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/setTimeout} - */ - - - Component.prototype.setTimeout = function setTimeout(fn, timeout) { - var _this2 = this; - - fn = bind(this, fn); - - var timeoutId = window_1.setTimeout(fn, timeout); - var disposeFn = function disposeFn() { - return _this2.clearTimeout(timeoutId); - }; - - disposeFn.guid = 'vjs-timeout-' + timeoutId; - - this.on('dispose', disposeFn); - - return timeoutId; - }; - - /** - * Clears a timeout that gets created via `window.setTimeout` or - * {@link Component#setTimeout}. If you set a timeout via {@link Component#setTimeout} - * use this function instead of `window.clearTimout`. If you don't your dispose - * listener will not get cleaned up until {@link Component#dispose}! - * - * @param {number} timeoutId - * The id of the timeout to clear. The return value of - * {@link Component#setTimeout} or `window.setTimeout`. - * - * @return {number} - * Returns the timeout id that was cleared. - * - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/clearTimeout} - */ - - - Component.prototype.clearTimeout = function clearTimeout(timeoutId) { - window_1.clearTimeout(timeoutId); - - var disposeFn = function disposeFn() {}; - - disposeFn.guid = 'vjs-timeout-' + timeoutId; - - this.off('dispose', disposeFn); - - return timeoutId; - }; - - /** - * Creates a function that gets run every `x` milliseconds. This function is a wrapper - * around `window.setInterval`. There are a few reasons to use this one instead though. - * 1. It gets cleared via {@link Component#clearInterval} when - * {@link Component#dispose} gets called. - * 2. The function callback will be a {@link Component~GenericCallback} - * - * @param {Component~GenericCallback} fn - * The function to run every `x` seconds. - * - * @param {number} interval - * Execute the specified function every `x` milliseconds. - * - * @return {number} - * Returns an id that can be used to identify the interval. It can also be be used in - * {@link Component#clearInterval} to clear the interval. - * - * @listens Component#dispose - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/setInterval} - */ - - - Component.prototype.setInterval = function setInterval(fn, interval) { - var _this3 = this; - - fn = bind(this, fn); - - var intervalId = window_1.setInterval(fn, interval); - - var disposeFn = function disposeFn() { - return _this3.clearInterval(intervalId); - }; - - disposeFn.guid = 'vjs-interval-' + intervalId; - - this.on('dispose', disposeFn); - - return intervalId; - }; - - /** - * Clears an interval that gets created via `window.setInterval` or - * {@link Component#setInterval}. If you set an inteval via {@link Component#setInterval} - * use this function instead of `window.clearInterval`. If you don't your dispose - * listener will not get cleaned up until {@link Component#dispose}! - * - * @param {number} intervalId - * The id of the interval to clear. The return value of - * {@link Component#setInterval} or `window.setInterval`. - * - * @return {number} - * Returns the interval id that was cleared. - * - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowTimers/clearInterval} - */ - - - Component.prototype.clearInterval = function clearInterval(intervalId) { - window_1.clearInterval(intervalId); - - var disposeFn = function disposeFn() {}; - - disposeFn.guid = 'vjs-interval-' + intervalId; - - this.off('dispose', disposeFn); - - return intervalId; - }; - - /** - * Queues up a callback to be passed to requestAnimationFrame (rAF), but - * with a few extra bonuses: - * - * - Supports browsers that do not support rAF by falling back to - * {@link Component#setTimeout}. - * - * - The callback is turned into a {@link Component~GenericCallback} (i.e. - * bound to the component). - * - * - Automatic cancellation of the rAF callback is handled if the component - * is disposed before it is called. - * - * @param {Component~GenericCallback} fn - * A function that will be bound to this component and executed just - * before the browser's next repaint. - * - * @return {number} - * Returns an rAF ID that gets used to identify the timeout. It can - * also be used in {@link Component#cancelAnimationFrame} to cancel - * the animation frame callback. - * - * @listens Component#dispose - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/window/requestAnimationFrame} - */ - - - Component.prototype.requestAnimationFrame = function requestAnimationFrame(fn) { - var _this4 = this; - - if (this.supportsRaf_) { - fn = bind(this, fn); - - var id = window_1.requestAnimationFrame(fn); - var disposeFn = function disposeFn() { - return _this4.cancelAnimationFrame(id); - }; - - disposeFn.guid = 'vjs-raf-' + id; - this.on('dispose', disposeFn); - - return id; - } - - // Fall back to using a timer. - return this.setTimeout(fn, 1000 / 60); - }; - - /** - * Cancels a queued callback passed to {@link Component#requestAnimationFrame} - * (rAF). - * - * If you queue an rAF callback via {@link Component#requestAnimationFrame}, - * use this function instead of `window.cancelAnimationFrame`. If you don't, - * your dispose listener will not get cleaned up until {@link Component#dispose}! - * - * @param {number} id - * The rAF ID to clear. The return value of {@link Component#requestAnimationFrame}. - * - * @return {number} - * Returns the rAF ID that was cleared. - * - * @see [Similar to]{@link https://developer.mozilla.org/en-US/docs/Web/API/window/cancelAnimationFrame} - */ - - - Component.prototype.cancelAnimationFrame = function cancelAnimationFrame(id) { - if (this.supportsRaf_) { - window_1.cancelAnimationFrame(id); - - var disposeFn = function disposeFn() {}; - - disposeFn.guid = 'vjs-raf-' + id; - - this.off('dispose', disposeFn); - - return id; - } - - // Fall back to using a timer. - return this.clearTimeout(id); - }; - - /** - * Register a `Component` with `videojs` given the name and the component. - * - * > NOTE: {@link Tech}s should not be registered as a `Component`. {@link Tech}s - * should be registered using {@link Tech.registerTech} or - * {@link videojs:videojs.registerTech}. - * - * > NOTE: This function can also be seen on videojs as - * {@link videojs:videojs.registerComponent}. - * - * @param {string} name - * The name of the `Component` to register. - * - * @param {Component} ComponentToRegister - * The `Component` class to register. - * - * @return {Component} - * The `Component` that was registered. - */ - - - Component.registerComponent = function registerComponent(name, ComponentToRegister) { - if (typeof name !== 'string' || !name) { - throw new Error('Illegal component name, "' + name + '"; must be a non-empty string.'); - } - - var Tech = Component.getComponent('Tech'); - - // We need to make sure this check is only done if Tech has been registered. - var isTech = Tech && Tech.isTech(ComponentToRegister); - var isComp = Component === ComponentToRegister || Component.prototype.isPrototypeOf(ComponentToRegister.prototype); - - if (isTech || !isComp) { - var reason = void 0; - - if (isTech) { - reason = 'techs must be registered using Tech.registerTech()'; - } else { - reason = 'must be a Component subclass'; - } - - throw new Error('Illegal component, "' + name + '"; ' + reason + '.'); - } - - name = toTitleCase(name); - - if (!Component.components_) { - Component.components_ = {}; - } - - var Player = Component.getComponent('Player'); - - if (name === 'Player' && Player && Player.players) { - var players = Player.players; - var playerNames = Object.keys(players); - - // If we have players that were disposed, then their name will still be - // in Players.players. So, we must loop through and verify that the value - // for each item is not null. This allows registration of the Player component - // after all players have been disposed or before any were created. - if (players && playerNames.length > 0 && playerNames.map(function (pname) { - return players[pname]; - }).every(Boolean)) { - throw new Error('Can not register Player component after player has been created.'); - } - } - - Component.components_[name] = ComponentToRegister; - - return ComponentToRegister; - }; - - /** - * Get a `Component` based on the name it was registered with. - * - * @param {string} name - * The Name of the component to get. - * - * @return {Component} - * The `Component` that got registered under the given name. - * - * @deprecated In `videojs` 6 this will not return `Component`s that were not - * registered using {@link Component.registerComponent}. Currently we - * check the global `videojs` object for a `Component` name and - * return that if it exists. - */ - - - Component.getComponent = function getComponent(name) { - if (!name) { - return; - } - - name = toTitleCase(name); - - if (Component.components_ && Component.components_[name]) { - return Component.components_[name]; - } - }; - - return Component; - }(); - - /** - * Whether or not this component supports `requestAnimationFrame`. - * - * This is exposed primarily for testing purposes. - * - * @private - * @type {Boolean} - */ - - - Component.prototype.supportsRaf_ = typeof window_1.requestAnimationFrame === 'function' && typeof window_1.cancelAnimationFrame === 'function'; - - Component.registerComponent('Component', Component); - - /** - * @file time-ranges.js - * @module time-ranges - */ - - /** - * Returns the time for the specified index at the start or end - * of a TimeRange object. - * - * @function time-ranges:indexFunction - * - * @param {number} [index=0] - * The range number to return the time for. - * - * @return {number} - * The time that offset at the specified index. - * - * @depricated index must be set to a value, in the future this will throw an error. - */ - - /** - * An object that contains ranges of time for various reasons. - * - * @typedef {Object} TimeRange - * - * @property {number} length - * The number of time ranges represented by this Object - * - * @property {time-ranges:indexFunction} start - * Returns the time offset at which a specified time range begins. - * - * @property {time-ranges:indexFunction} end - * Returns the time offset at which a specified time range begins. - * - * @see https://developer.mozilla.org/en-US/docs/Web/API/TimeRanges - */ - - /** - * Check if any of the time ranges are over the maximum index. - * - * @param {string} fnName - * The function name to use for logging - * - * @param {number} index - * The index to check - * - * @param {number} maxIndex - * The maximum possible index - * - * @throws {Error} if the timeRanges provided are over the maxIndex - */ - function rangeCheck(fnName, index, maxIndex) { - if (typeof index !== 'number' || index < 0 || index > maxIndex) { - throw new Error('Failed to execute \'' + fnName + '\' on \'TimeRanges\': The index provided (' + index + ') is non-numeric or out of bounds (0-' + maxIndex + ').'); - } - } - - /** - * Check if any of the time ranges are over the maximum index. - * - * @param {string} fnName - * The function name to use for logging - * - * @param {string} valueIndex - * The proprety that should be used to get the time. should be 'start' or 'end' - * - * @param {Array} ranges - * An array of time ranges - * - * @param {Array} [rangeIndex=0] - * The index to start the search at - * - * @return {number} - * The time that offset at the specified index. - * - * - * @depricated rangeIndex must be set to a value, in the future this will throw an error. - * @throws {Error} if rangeIndex is more than the length of ranges - */ - function getRange(fnName, valueIndex, ranges, rangeIndex) { - rangeCheck(fnName, rangeIndex, ranges.length - 1); - return ranges[rangeIndex][valueIndex]; - } - - /** - * Create a time range object givent ranges of time. - * - * @param {Array} [ranges] - * An array of time ranges. - */ - function createTimeRangesObj(ranges) { - if (ranges === undefined || ranges.length === 0) { - return { - length: 0, - start: function start() { - throw new Error('This TimeRanges object is empty'); - }, - end: function end() { - throw new Error('This TimeRanges object is empty'); - } - }; - } - return { - length: ranges.length, - start: getRange.bind(null, 'start', 0, ranges), - end: getRange.bind(null, 'end', 1, ranges) - }; - } - - /** - * Should create a fake `TimeRange` object which mimics an HTML5 time range instance. - * - * @param {number|Array} start - * The start of a single range or an array of ranges - * - * @param {number} end - * The end of a single range. - * - * @private - */ - function createTimeRanges(start, end) { - if (Array.isArray(start)) { - return createTimeRangesObj(start); - } else if (start === undefined || end === undefined) { - return createTimeRangesObj(); - } - return createTimeRangesObj([[start, end]]); - } - - /** - * @file buffer.js - * @module buffer - */ - /** - * Compute the percentage of the media that has been buffered. - * - * @param {TimeRange} buffered - * The current `TimeRange` object representing buffered time ranges - * - * @param {number} duration - * Total duration of the media - * - * @return {number} - * Percent buffered of the total duration in decimal form. - */ - function bufferedPercent(buffered, duration) { - var bufferedDuration = 0; - var start = void 0; - var end = void 0; - - if (!duration) { - return 0; - } - - if (!buffered || !buffered.length) { - buffered = createTimeRanges(0, 0); - } - - for (var i = 0; i < buffered.length; i++) { - start = buffered.start(i); - end = buffered.end(i); - - // buffered end can be bigger than duration by a very small fraction - if (end > duration) { - end = duration; - } - - bufferedDuration += end - start; - } - - return bufferedDuration / duration; - } - - /** - * @file fullscreen-api.js - * @module fullscreen-api - * @private - */ - /** - * Store the browser-specific methods for the fullscreen API. - * - * @type {Object} - * @see [Specification]{@link https://fullscreen.spec.whatwg.org} - * @see [Map Approach From Screenfull.js]{@link https://github.com/sindresorhus/screenfull.js} - */ - var FullscreenApi = {}; - -// browser API methods - var apiMap = [['requestFullscreen', 'exitFullscreen', 'fullscreenElement', 'fullscreenEnabled', 'fullscreenchange', 'fullscreenerror'], -// WebKit - ['webkitRequestFullscreen', 'webkitExitFullscreen', 'webkitFullscreenElement', 'webkitFullscreenEnabled', 'webkitfullscreenchange', 'webkitfullscreenerror'], -// Old WebKit (Safari 5.1) - ['webkitRequestFullScreen', 'webkitCancelFullScreen', 'webkitCurrentFullScreenElement', 'webkitCancelFullScreen', 'webkitfullscreenchange', 'webkitfullscreenerror'], -// Mozilla - ['mozRequestFullScreen', 'mozCancelFullScreen', 'mozFullScreenElement', 'mozFullScreenEnabled', 'mozfullscreenchange', 'mozfullscreenerror'], -// Microsoft - ['msRequestFullscreen', 'msExitFullscreen', 'msFullscreenElement', 'msFullscreenEnabled', 'MSFullscreenChange', 'MSFullscreenError']]; - - var specApi = apiMap[0]; - var browserApi = void 0; - -// determine the supported set of functions - for (var i = 0; i < apiMap.length; i++) { - // check for exitFullscreen function - if (apiMap[i][1] in document_1) { - browserApi = apiMap[i]; - break; - } - } - -// map the browser API names to the spec API names - if (browserApi) { - for (var _i = 0; _i < browserApi.length; _i++) { - FullscreenApi[specApi[_i]] = browserApi[_i]; - } - } - - /** - * @file media-error.js - */ - /** - * A Custom `MediaError` class which mimics the standard HTML5 `MediaError` class. - * - * @param {number|string|Object|MediaError} value - * This can be of multiple types: - * - number: should be a standard error code - * - string: an error message (the code will be 0) - * - Object: arbitrary properties - * - `MediaError` (native): used to populate a video.js `MediaError` object - * - `MediaError` (video.js): will return itself if it's already a - * video.js `MediaError` object. - * - * @see [MediaError Spec]{@link https://dev.w3.org/html5/spec-author-view/video.html#mediaerror} - * @see [Encrypted MediaError Spec]{@link https://www.w3.org/TR/2013/WD-encrypted-media-20130510/#error-codes} - * - * @class MediaError - */ - function MediaError(value) { - - // Allow redundant calls to this constructor to avoid having `instanceof` - // checks peppered around the code. - if (value instanceof MediaError) { - return value; - } - - if (typeof value === 'number') { - this.code = value; - } else if (typeof value === 'string') { - // default code is zero, so this is a custom error - this.message = value; - } else if (isObject(value)) { - - // We assign the `code` property manually because native `MediaError` objects - // do not expose it as an own/enumerable property of the object. - if (typeof value.code === 'number') { - this.code = value.code; - } - - assign(this, value); - } - - if (!this.message) { - this.message = MediaError.defaultMessages[this.code] || ''; - } - } - - /** - * The error code that refers two one of the defined `MediaError` types - * - * @type {Number} - */ - MediaError.prototype.code = 0; - - /** - * An optional message that to show with the error. Message is not part of the HTML5 - * video spec but allows for more informative custom errors. - * - * @type {String} - */ - MediaError.prototype.message = ''; - - /** - * An optional status code that can be set by plugins to allow even more detail about - * the error. For example a plugin might provide a specific HTTP status code and an - * error message for that code. Then when the plugin gets that error this class will - * know how to display an error message for it. This allows a custom message to show - * up on the `Player` error overlay. - * - * @type {Array} - */ - MediaError.prototype.status = null; - - /** - * Errors indexed by the W3C standard. The order **CANNOT CHANGE**! See the - * specification listed under {@link MediaError} for more information. - * - * @enum {array} - * @readonly - * @property {string} 0 - MEDIA_ERR_CUSTOM - * @property {string} 1 - MEDIA_ERR_CUSTOM - * @property {string} 2 - MEDIA_ERR_ABORTED - * @property {string} 3 - MEDIA_ERR_NETWORK - * @property {string} 4 - MEDIA_ERR_SRC_NOT_SUPPORTED - * @property {string} 5 - MEDIA_ERR_ENCRYPTED - */ - MediaError.errorTypes = ['MEDIA_ERR_CUSTOM', 'MEDIA_ERR_ABORTED', 'MEDIA_ERR_NETWORK', 'MEDIA_ERR_DECODE', 'MEDIA_ERR_SRC_NOT_SUPPORTED', 'MEDIA_ERR_ENCRYPTED']; - - /** - * The default `MediaError` messages based on the {@link MediaError.errorTypes}. - * - * @type {Array} - * @constant - */ - MediaError.defaultMessages = { - 1: 'You aborted the media playback', - 2: 'A network error caused the media download to fail part-way.', - 3: 'The media playback was aborted due to a corruption problem or because the media used features your browser did not support.', - 4: 'The media could not be loaded, either because the server or network failed or because the format is not supported.', - 5: 'The media is encrypted and we do not have the keys to decrypt it.' - }; - -// Add types as properties on MediaError -// e.g. MediaError.MEDIA_ERR_SRC_NOT_SUPPORTED = 4; - for (var errNum = 0; errNum < MediaError.errorTypes.length; errNum++) { - MediaError[MediaError.errorTypes[errNum]] = errNum; - // values should be accessible on both the class and instance - MediaError.prototype[MediaError.errorTypes[errNum]] = errNum; - } - - var tuple = SafeParseTuple; - - function SafeParseTuple(obj, reviver) { - var json; - var error = null; - - try { - json = JSON.parse(obj, reviver); - } catch (err) { - error = err; - } - - return [error, json] - } - - /** - * Returns whether an object is `Promise`-like (i.e. has a `then` method). - * - * @param {Object} value - * An object that may or may not be `Promise`-like. - * - * @return {Boolean} - * Whether or not the object is `Promise`-like. - */ - function isPromise(value) { - return value !== undefined && typeof value.then === 'function'; - } - - /** - * Silence a Promise-like object. - * - * This is useful for avoiding non-harmful, but potentially confusing "uncaught - * play promise" rejection error messages. - * - * @param {Object} value - * An object that may or may not be `Promise`-like. - */ - function silencePromise(value) { - if (isPromise(value)) { - value.then(null, function (e) {}); - } - } - - /** - * @file text-track-list-converter.js Utilities for capturing text track state and - * re-creating tracks based on a capture. - * - * @module text-track-list-converter - */ - - /** - * Examine a single {@link TextTrack} and return a JSON-compatible javascript object that - * represents the {@link TextTrack}'s state. - * - * @param {TextTrack} track - * The text track to query. - * - * @return {Object} - * A serializable javascript representation of the TextTrack. - * @private - */ - var trackToJson_ = function trackToJson_(track) { - var ret = ['kind', 'label', 'language', 'id', 'inBandMetadataTrackDispatchType', 'mode', 'src'].reduce(function (acc, prop, i) { - - if (track[prop]) { - acc[prop] = track[prop]; - } - - return acc; - }, { - cues: track.cues && Array.prototype.map.call(track.cues, function (cue) { - return { - startTime: cue.startTime, - endTime: cue.endTime, - text: cue.text, - id: cue.id - }; - }) - }); - - return ret; - }; - - /** - * Examine a {@link Tech} and return a JSON-compatible javascript array that represents the - * state of all {@link TextTrack}s currently configured. The return array is compatible with - * {@link text-track-list-converter:jsonToTextTracks}. - * - * @param {Tech} tech - * The tech object to query - * - * @return {Array} - * A serializable javascript representation of the {@link Tech}s - * {@link TextTrackList}. - */ - var textTracksToJson = function textTracksToJson(tech) { - - var trackEls = tech.$$('track'); - - var trackObjs = Array.prototype.map.call(trackEls, function (t) { - return t.track; - }); - var tracks = Array.prototype.map.call(trackEls, function (trackEl) { - var json = trackToJson_(trackEl.track); - - if (trackEl.src) { - json.src = trackEl.src; - } - return json; - }); - - return tracks.concat(Array.prototype.filter.call(tech.textTracks(), function (track) { - return trackObjs.indexOf(track) === -1; - }).map(trackToJson_)); - }; - - /** - * Create a set of remote {@link TextTrack}s on a {@link Tech} based on an array of javascript - * object {@link TextTrack} representations. - * - * @param {Array} json - * An array of `TextTrack` representation objects, like those that would be - * produced by `textTracksToJson`. - * - * @param {Tech} tech - * The `Tech` to create the `TextTrack`s on. - */ - var jsonToTextTracks = function jsonToTextTracks(json, tech) { - json.forEach(function (track) { - var addedTrack = tech.addRemoteTextTrack(track).track; - - if (!track.src && track.cues) { - track.cues.forEach(function (cue) { - return addedTrack.addCue(cue); - }); - } - }); - - return tech.textTracks(); - }; - - var textTrackConverter = { textTracksToJson: textTracksToJson, jsonToTextTracks: jsonToTextTracks, trackToJson_: trackToJson_ }; - - /** - * @file modal-dialog.js - */ - var MODAL_CLASS_NAME = 'vjs-modal-dialog'; - var ESC = 27; - - /** - * The `ModalDialog` displays over the video and its controls, which blocks - * interaction with the player until it is closed. - * - * Modal dialogs include a "Close" button and will close when that button - * is activated - or when ESC is pressed anywhere. - * - * @extends Component - */ - - var ModalDialog = function (_Component) { - inherits(ModalDialog, _Component); - - /** - * Create an instance of this class. - * - * @param {Player} player - * The `Player` that this class should be attached to. - * - * @param {Object} [options] - * The key/value store of player options. - * - * @param {Mixed} [options.content=undefined] - * Provide customized content for this modal. - * - * @param {string} [options.description] - * A text description for the modal, primarily for accessibility. - * - * @param {boolean} [options.fillAlways=false] - * Normally, modals are automatically filled only the first time - * they open. This tells the modal to refresh its content - * every time it opens. - * - * @param {string} [options.label] - * A text label for the modal, primarily for accessibility. - * - * @param {boolean} [options.temporary=true] - * If `true`, the modal can only be opened once; it will be - * disposed as soon as it's closed. - * - * @param {boolean} [options.uncloseable=false] - * If `true`, the user will not be able to close the modal - * through the UI in the normal ways. Programmatic closing is - * still possible. - */ - function ModalDialog(player, options) { - classCallCheck(this, ModalDialog); - - var _this = possibleConstructorReturn(this, _Component.call(this, player, options)); - - _this.opened_ = _this.hasBeenOpened_ = _this.hasBeenFilled_ = false; - - _this.closeable(!_this.options_.uncloseable); - _this.content(_this.options_.content); - - // Make sure the contentEl is defined AFTER any children are initialized - // because we only want the contents of the modal in the contentEl - // (not the UI elements like the close button). - _this.contentEl_ = createEl('div', { - className: MODAL_CLASS_NAME + '-content' - }, { - role: 'document' - }); - - _this.descEl_ = createEl('p', { - className: MODAL_CLASS_NAME + '-description vjs-control-text', - id: _this.el().getAttribute('aria-describedby') - }); - - textContent(_this.descEl_, _this.description()); - _this.el_.appendChild(_this.descEl_); - _this.el_.appendChild(_this.contentEl_); - return _this; - } - - /** - * Create the `ModalDialog`'s DOM element - * - * @return {Element} - * The DOM element that gets created. - */ - - - ModalDialog.prototype.createEl = function createEl$$1() { - return _Component.prototype.createEl.call(this, 'div', { - className: this.buildCSSClass(), - tabIndex: -1 - }, { - 'aria-describedby': this.id() + '_description', - 'aria-hidden': 'true', - 'aria-label': this.label(), - 'role': 'dialog' - }); - }; - - ModalDialog.prototype.dispose = function dispose() { - this.contentEl_ = null; - this.descEl_ = null; - this.previouslyActiveEl_ = null; - - _Component.prototype.dispose.call(this); - }; - - /** - * Builds the default DOM `className`. - * - * @return {string} - * The DOM `className` for this object. - */ - - - ModalDialog.prototype.buildCSSClass = function buildCSSClass() { - return MODAL_CLASS_NAME + ' vjs-hidden ' + _Component.prototype.buildCSSClass.call(this); - }; - - /** - * Handles `keydown` events on the document, looking for ESC, which closes - * the modal. - * - * @param {EventTarget~Event} e - * The keypress that triggered this event. - * - * @listens keydown - */ - - - ModalDialog.prototype.handleKeyPress = function handleKeyPress(e) { - if (e.which === ESC && this.closeable()) { - this.close(); - } - }; - - /** - * Returns the label string for this modal. Primarily used for accessibility. - * - * @return {string} - * the localized or raw label of this modal. - */ - - - ModalDialog.prototype.label = function label() { - return this.localize(this.options_.label || 'Modal Window'); - }; - - /** - * Returns the description string for this modal. Primarily used for - * accessibility. - * - * @return {string} - * The localized or raw description of this modal. - */ - - - ModalDialog.prototype.description = function description() { - var desc = this.options_.description || this.localize('This is a modal window.'); - - // Append a universal closeability message if the modal is closeable. - if (this.closeable()) { - desc += ' ' + this.localize('This modal can be closed by pressing the Escape key or activating the close button.'); - } - - return desc; - }; - - /** - * Opens the modal. - * - * @fires ModalDialog#beforemodalopen - * @fires ModalDialog#modalopen - */ - - - ModalDialog.prototype.open = function open() { - if (!this.opened_) { - var player = this.player(); - - /** - * Fired just before a `ModalDialog` is opened. - * - * @event ModalDialog#beforemodalopen - * @type {EventTarget~Event} - */ - this.trigger('beforemodalopen'); - this.opened_ = true; - - // Fill content if the modal has never opened before and - // never been filled. - if (this.options_.fillAlways || !this.hasBeenOpened_ && !this.hasBeenFilled_) { - this.fill(); - } - - // If the player was playing, pause it and take note of its previously - // playing state. - this.wasPlaying_ = !player.paused(); - - if (this.options_.pauseOnOpen && this.wasPlaying_) { - player.pause(); - } - - if (this.closeable()) { - this.on(this.el_.ownerDocument, 'keydown', bind(this, this.handleKeyPress)); - } - - // Hide controls and note if they were enabled. - this.hadControls_ = player.controls(); - player.controls(false); - - this.show(); - this.conditionalFocus_(); - this.el().setAttribute('aria-hidden', 'false'); - - /** - * Fired just after a `ModalDialog` is opened. - * - * @event ModalDialog#modalopen - * @type {EventTarget~Event} - */ - this.trigger('modalopen'); - this.hasBeenOpened_ = true; - } - }; - - /** - * If the `ModalDialog` is currently open or closed. - * - * @param {boolean} [value] - * If given, it will open (`true`) or close (`false`) the modal. - * - * @return {boolean} - * the current open state of the modaldialog - */ - - - ModalDialog.prototype.opened = function opened(value) { - if (typeof value === 'boolean') { - this[value ? 'open' : 'close'](); - } - return this.opened_; - }; - - /** - * Closes the modal, does nothing if the `ModalDialog` is - * not open. - * - * @fires ModalDialog#beforemodalclose - * @fires ModalDialog#modalclose - */ - - - ModalDialog.prototype.close = function close() { - if (!this.opened_) { - return; - } - var player = this.player(); - - /** - * Fired just before a `ModalDialog` is closed. - * - * @event ModalDialog#beforemodalclose - * @type {EventTarget~Event} - */ - this.trigger('beforemodalclose'); - this.opened_ = false; - - if (this.wasPlaying_ && this.options_.pauseOnOpen) { - player.play(); - } - - if (this.closeable()) { - this.off(this.el_.ownerDocument, 'keydown', bind(this, this.handleKeyPress)); - } - - if (this.hadControls_) { - player.controls(true); - } - - this.hide(); - this.el().setAttribute('aria-hidden', 'true'); - - /** - * Fired just after a `ModalDialog` is closed. - * - * @event ModalDialog#modalclose - * @type {EventTarget~Event} - */ - this.trigger('modalclose'); - this.conditionalBlur_(); - - if (this.options_.temporary) { - this.dispose(); - } - }; - - /** - * Check to see if the `ModalDialog` is closeable via the UI. - * - * @param {boolean} [value] - * If given as a boolean, it will set the `closeable` option. - * - * @return {boolean} - * Returns the final value of the closable option. - */ - - - ModalDialog.prototype.closeable = function closeable(value) { - if (typeof value === 'boolean') { - var closeable = this.closeable_ = !!value; - var close = this.getChild('closeButton'); - - // If this is being made closeable and has no close button, add one. - if (closeable && !close) { - - // The close button should be a child of the modal - not its - // content element, so temporarily change the content element. - var temp = this.contentEl_; - - this.contentEl_ = this.el_; - close = this.addChild('closeButton', { controlText: 'Close Modal Dialog' }); - this.contentEl_ = temp; - this.on(close, 'close', this.close); - } - - // If this is being made uncloseable and has a close button, remove it. - if (!closeable && close) { - this.off(close, 'close', this.close); - this.removeChild(close); - close.dispose(); - } - } - return this.closeable_; - }; - - /** - * Fill the modal's content element with the modal's "content" option. - * The content element will be emptied before this change takes place. - */ - - - ModalDialog.prototype.fill = function fill() { - this.fillWith(this.content()); - }; - - /** - * Fill the modal's content element with arbitrary content. - * The content element will be emptied before this change takes place. - * - * @fires ModalDialog#beforemodalfill - * @fires ModalDialog#modalfill - * - * @param {Mixed} [content] - * The same rules apply to this as apply to the `content` option. - */ - - - ModalDialog.prototype.fillWith = function fillWith(content) { - var contentEl = this.contentEl(); - var parentEl = contentEl.parentNode; - var nextSiblingEl = contentEl.nextSibling; - - /** - * Fired just before a `ModalDialog` is filled with content. - * - * @event ModalDialog#beforemodalfill - * @type {EventTarget~Event} - */ - this.trigger('beforemodalfill'); - this.hasBeenFilled_ = true; - - // Detach the content element from the DOM before performing - // manipulation to avoid modifying the live DOM multiple times. - parentEl.removeChild(contentEl); - this.empty(); - insertContent(contentEl, content); - /** - * Fired just after a `ModalDialog` is filled with content. - * - * @event ModalDialog#modalfill - * @type {EventTarget~Event} - */ - this.trigger('modalfill'); - - // Re-inject the re-filled content element. - if (nextSiblingEl) { - parentEl.insertBefore(contentEl, nextSiblingEl); - } else { - parentEl.appendChild(contentEl); - } - - // make sure that the close button is last in the dialog DOM - var closeButton = this.getChild('closeButton'); - - if (closeButton) { - parentEl.appendChild(closeButton.el_); - } - }; - - /** - * Empties the content element. This happens anytime the modal is filled. - * - * @fires ModalDialog#beforemodalempty - * @fires ModalDialog#modalempty - */ - - - ModalDialog.prototype.empty = function empty() { - /** - * Fired just before a `ModalDialog` is emptied. - * - * @event ModalDialog#beforemodalempty - * @type {EventTarget~Event} - */ - this.trigger('beforemodalempty'); - emptyEl(this.contentEl()); - - /** - * Fired just after a `ModalDialog` is emptied. - * - * @event ModalDialog#modalempty - * @type {EventTarget~Event} - */ - this.trigger('modalempty'); - }; - - /** - * Gets or sets the modal content, which gets normalized before being - * rendered into the DOM. - * - * This does not update the DOM or fill the modal, but it is called during - * that process. - * - * @param {Mixed} [value] - * If defined, sets the internal content value to be used on the - * next call(s) to `fill`. This value is normalized before being - * inserted. To "clear" the internal content value, pass `null`. - * - * @return {Mixed} - * The current content of the modal dialog - */ - - - ModalDialog.prototype.content = function content(value) { - if (typeof value !== 'undefined') { - this.content_ = value; - } - return this.content_; - }; - - /** - * conditionally focus the modal dialog if focus was previously on the player. - * - * @private - */ - - - ModalDialog.prototype.conditionalFocus_ = function conditionalFocus_() { - var activeEl = document_1.activeElement; - var playerEl = this.player_.el_; - - this.previouslyActiveEl_ = null; - - if (playerEl.contains(activeEl) || playerEl === activeEl) { - this.previouslyActiveEl_ = activeEl; - - this.focus(); - - this.on(document_1, 'keydown', this.handleKeyDown); - } - }; - - /** - * conditionally blur the element and refocus the last focused element - * - * @private - */ - - - ModalDialog.prototype.conditionalBlur_ = function conditionalBlur_() { - if (this.previouslyActiveEl_) { - this.previouslyActiveEl_.focus(); - this.previouslyActiveEl_ = null; - } - - this.off(document_1, 'keydown', this.handleKeyDown); - }; - - /** - * Keydown handler. Attached when modal is focused. - * - * @listens keydown - */ - - - ModalDialog.prototype.handleKeyDown = function handleKeyDown(event) { - // exit early if it isn't a tab key - if (event.which !== 9) { - return; - } - - var focusableEls = this.focusableEls_(); - var activeEl = this.el_.querySelector(':focus'); - var focusIndex = void 0; - - for (var i = 0; i < focusableEls.length; i++) { - if (activeEl === focusableEls[i]) { - focusIndex = i; - break; - } - } - - if (document_1.activeElement === this.el_) { - focusIndex = 0; - } - - if (event.shiftKey && focusIndex === 0) { - focusableEls[focusableEls.length - 1].focus(); - event.preventDefault(); - } else if (!event.shiftKey && focusIndex === focusableEls.length - 1) { - focusableEls[0].focus(); - event.preventDefault(); - } - }; - - /** - * get all focusable elements - * - * @private - */ - - - ModalDialog.prototype.focusableEls_ = function focusableEls_() { - var allChildren = this.el_.querySelectorAll('*'); - - return Array.prototype.filter.call(allChildren, function (child) { - return (child instanceof window_1.HTMLAnchorElement || child instanceof window_1.HTMLAreaElement) && child.hasAttribute('href') || (child instanceof window_1.HTMLInputElement || child instanceof window_1.HTMLSelectElement || child instanceof window_1.HTMLTextAreaElement || child instanceof window_1.HTMLButtonElement) && !child.hasAttribute('disabled') || child instanceof window_1.HTMLIFrameElement || child instanceof window_1.HTMLObjectElement || child instanceof window_1.HTMLEmbedElement || child.hasAttribute('tabindex') && child.getAttribute('tabindex') !== -1 || child.hasAttribute('contenteditable'); - }); - }; - - return ModalDialog; - }(Component); - - /** - * Default options for `ModalDialog` default options. - * - * @type {Object} - * @private - */ - - - ModalDialog.prototype.options_ = { - pauseOnOpen: true, - temporary: true - }; - - Component.registerComponent('ModalDialog', ModalDialog); - - /** - * @file track-list.js - */ - /** - * Common functionaliy between {@link TextTrackList}, {@link AudioTrackList}, and - * {@link VideoTrackList} - * - * @extends EventTarget - */ - - var TrackList = function (_EventTarget) { - inherits(TrackList, _EventTarget); - - /** - * Create an instance of this class - * - * @param {Track[]} tracks - * A list of tracks to initialize the list with. - * - * @param {Object} [list] - * The child object with inheritance done manually for ie8. - * - * @abstract - */ - function TrackList() { - var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - - var _ret; - - var list = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null; - classCallCheck(this, TrackList); - - var _this = possibleConstructorReturn(this, _EventTarget.call(this)); - - if (!list) { - list = _this; // eslint-disable-line - if (IS_IE8) { - list = document_1.createElement('custom'); - for (var prop in TrackList.prototype) { - if (prop !== 'constructor') { - list[prop] = TrackList.prototype[prop]; - } - } - } - } - - list.tracks_ = []; - - /** - * @memberof TrackList - * @member {number} length - * The current number of `Track`s in the this Trackist. - * @instance - */ - Object.defineProperty(list, 'length', { - get: function get$$1() { - return this.tracks_.length; - } - }); - - for (var i = 0; i < tracks.length; i++) { - list.addTrack(tracks[i]); - } - - // must return the object, as for ie8 it will not be this - // but a reference to a document object - return _ret = list, possibleConstructorReturn(_this, _ret); - } - - /** - * Add a {@link Track} to the `TrackList` - * - * @param {Track} track - * The audio, video, or text track to add to the list. - * - * @fires TrackList#addtrack - */ - - - TrackList.prototype.addTrack = function addTrack(track) { - var index = this.tracks_.length; - - if (!('' + index in this)) { - Object.defineProperty(this, index, { - get: function get$$1() { - return this.tracks_[index]; - } - }); - } - - // Do not add duplicate tracks - if (this.tracks_.indexOf(track) === -1) { - this.tracks_.push(track); - /** - * Triggered when a track is added to a track list. - * - * @event TrackList#addtrack - * @type {EventTarget~Event} - * @property {Track} track - * A reference to track that was added. - */ - this.trigger({ - track: track, - type: 'addtrack' - }); - } - }; - - /** - * Remove a {@link Track} from the `TrackList` - * - * @param {Track} rtrack - * The audio, video, or text track to remove from the list. - * - * @fires TrackList#removetrack - */ - - - TrackList.prototype.removeTrack = function removeTrack(rtrack) { - var track = void 0; - - for (var i = 0, l = this.length; i < l; i++) { - if (this[i] === rtrack) { - track = this[i]; - if (track.off) { - track.off(); - } - - this.tracks_.splice(i, 1); - - break; - } - } - - if (!track) { - return; - } - - /** - * Triggered when a track is removed from track list. - * - * @event TrackList#removetrack - * @type {EventTarget~Event} - * @property {Track} track - * A reference to track that was removed. - */ - this.trigger({ - track: track, - type: 'removetrack' - }); - }; - - /** - * Get a Track from the TrackList by a tracks id - * - * @param {String} id - the id of the track to get - * @method getTrackById - * @return {Track} - * @private - */ - - - TrackList.prototype.getTrackById = function getTrackById(id) { - var result = null; - - for (var i = 0, l = this.length; i < l; i++) { - var track = this[i]; - - if (track.id === id) { - result = track; - break; - } - } - - return result; - }; - - return TrackList; - }(EventTarget); - - /** - * Triggered when a different track is selected/enabled. - * - * @event TrackList#change - * @type {EventTarget~Event} - */ - - /** - * Events that can be called with on + eventName. See {@link EventHandler}. - * - * @property {Object} TrackList#allowedEvents_ - * @private - */ - - - TrackList.prototype.allowedEvents_ = { - change: 'change', - addtrack: 'addtrack', - removetrack: 'removetrack' - }; - -// emulate attribute EventHandler support to allow for feature detection - for (var event in TrackList.prototype.allowedEvents_) { - TrackList.prototype['on' + event] = null; - } - - /** - * @file audio-track-list.js - */ - /** - * Anywhere we call this function we diverge from the spec - * as we only support one enabled audiotrack at a time - * - * @param {AudioTrackList} list - * list to work on - * - * @param {AudioTrack} track - * The track to skip - * - * @private - */ - var disableOthers = function disableOthers(list, track) { - for (var i = 0; i < list.length; i++) { - if (!Object.keys(list[i]).length || track.id === list[i].id) { - continue; - } - // another audio track is enabled, disable it - list[i].enabled = false; - } - }; - - /** - * The current list of {@link AudioTrack} for a media file. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#audiotracklist} - * @extends TrackList - */ - - var AudioTrackList = function (_TrackList) { - inherits(AudioTrackList, _TrackList); - - /** - * Create an instance of this class. - * - * @param {AudioTrack[]} [tracks=[]] - * A list of `AudioTrack` to instantiate the list with. - */ - function AudioTrackList() { - var _this, _ret; - - var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - classCallCheck(this, AudioTrackList); - - var list = void 0; - - // make sure only 1 track is enabled - // sorted from last index to first index - for (var i = tracks.length - 1; i >= 0; i--) { - if (tracks[i].enabled) { - disableOthers(tracks, tracks[i]); - break; - } - } - - // IE8 forces us to implement inheritance ourselves - // as it does not support Object.defineProperty properly - if (IS_IE8) { - list = document_1.createElement('custom'); - for (var prop in TrackList.prototype) { - if (prop !== 'constructor') { - list[prop] = TrackList.prototype[prop]; - } - } - for (var _prop in AudioTrackList.prototype) { - if (_prop !== 'constructor') { - list[_prop] = AudioTrackList.prototype[_prop]; - } - } - } - - list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); - list.changing_ = false; - - return _ret = list, possibleConstructorReturn(_this, _ret); - } - - /** - * Add an {@link AudioTrack} to the `AudioTrackList`. - * - * @param {AudioTrack} track - * The AudioTrack to add to the list - * - * @fires TrackList#addtrack - */ - - - AudioTrackList.prototype.addTrack = function addTrack(track) { - var _this2 = this; - - if (track.enabled) { - disableOthers(this, track); - } - - _TrackList.prototype.addTrack.call(this, track); - // native tracks don't have this - if (!track.addEventListener) { - return; - } - - /** - * @listens AudioTrack#enabledchange - * @fires TrackList#change - */ - track.addEventListener('enabledchange', function () { - // when we are disabling other tracks (since we don't support - // more than one track at a time) we will set changing_ - // to true so that we don't trigger additional change events - if (_this2.changing_) { - return; - } - _this2.changing_ = true; - disableOthers(_this2, track); - _this2.changing_ = false; - _this2.trigger('change'); - }); - }; - - return AudioTrackList; - }(TrackList); - - /** - * @file video-track-list.js - */ - /** - * Un-select all other {@link VideoTrack}s that are selected. - * - * @param {VideoTrackList} list - * list to work on - * - * @param {VideoTrack} track - * The track to skip - * - * @private - */ - var disableOthers$1 = function disableOthers(list, track) { - for (var i = 0; i < list.length; i++) { - if (!Object.keys(list[i]).length || track.id === list[i].id) { - continue; - } - // another video track is enabled, disable it - list[i].selected = false; - } - }; - - /** - * The current list of {@link VideoTrack} for a video. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#videotracklist} - * @extends TrackList - */ - - var VideoTrackList = function (_TrackList) { - inherits(VideoTrackList, _TrackList); - - /** - * Create an instance of this class. - * - * @param {VideoTrack[]} [tracks=[]] - * A list of `VideoTrack` to instantiate the list with. - */ - function VideoTrackList() { - var _this, _ret; - - var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - classCallCheck(this, VideoTrackList); - - var list = void 0; - - // make sure only 1 track is enabled - // sorted from last index to first index - for (var i = tracks.length - 1; i >= 0; i--) { - if (tracks[i].selected) { - disableOthers$1(tracks, tracks[i]); - break; - } - } - - // IE8 forces us to implement inheritance ourselves - // as it does not support Object.defineProperty properly - if (IS_IE8) { - list = document_1.createElement('custom'); - for (var prop in TrackList.prototype) { - if (prop !== 'constructor') { - list[prop] = TrackList.prototype[prop]; - } - } - for (var _prop in VideoTrackList.prototype) { - if (_prop !== 'constructor') { - list[_prop] = VideoTrackList.prototype[_prop]; - } - } - } - - list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); - list.changing_ = false; - - /** - * @member {number} VideoTrackList#selectedIndex - * The current index of the selected {@link VideoTrack`}. - */ - Object.defineProperty(list, 'selectedIndex', { - get: function get$$1() { - for (var _i = 0; _i < this.length; _i++) { - if (this[_i].selected) { - return _i; - } - } - return -1; - }, - set: function set$$1() {} - }); - - return _ret = list, possibleConstructorReturn(_this, _ret); - } - - /** - * Add a {@link VideoTrack} to the `VideoTrackList`. - * - * @param {VideoTrack} track - * The VideoTrack to add to the list - * - * @fires TrackList#addtrack - */ - - - VideoTrackList.prototype.addTrack = function addTrack(track) { - var _this2 = this; - - if (track.selected) { - disableOthers$1(this, track); - } - - _TrackList.prototype.addTrack.call(this, track); - // native tracks don't have this - if (!track.addEventListener) { - return; - } - - /** - * @listens VideoTrack#selectedchange - * @fires TrackList#change - */ - track.addEventListener('selectedchange', function () { - if (_this2.changing_) { - return; - } - _this2.changing_ = true; - disableOthers$1(_this2, track); - _this2.changing_ = false; - _this2.trigger('change'); - }); - }; - - return VideoTrackList; - }(TrackList); - - /** - * @file text-track-list.js - */ - /** - * The current list of {@link TextTrack} for a media file. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttracklist} - * @extends TrackList - */ - - var TextTrackList = function (_TrackList) { - inherits(TextTrackList, _TrackList); - - /** - * Create an instance of this class. - * - * @param {TextTrack[]} [tracks=[]] - * A list of `TextTrack` to instantiate the list with. - */ - function TextTrackList() { - var _this, _ret; - - var tracks = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - classCallCheck(this, TextTrackList); - - var list = void 0; - - // IE8 forces us to implement inheritance ourselves - // as it does not support Object.defineProperty properly - if (IS_IE8) { - list = document_1.createElement('custom'); - for (var prop in TrackList.prototype) { - if (prop !== 'constructor') { - list[prop] = TrackList.prototype[prop]; - } - } - for (var _prop in TextTrackList.prototype) { - if (_prop !== 'constructor') { - list[_prop] = TextTrackList.prototype[_prop]; - } - } - } - - list = (_this = possibleConstructorReturn(this, _TrackList.call(this, tracks, list)), _this); - return _ret = list, possibleConstructorReturn(_this, _ret); - } - - /** - * Add a {@link TextTrack} to the `TextTrackList` - * - * @param {TextTrack} track - * The text track to add to the list. - * - * @fires TrackList#addtrack - */ - - - TextTrackList.prototype.addTrack = function addTrack(track) { - _TrackList.prototype.addTrack.call(this, track); - - /** - * @listens TextTrack#modechange - * @fires TrackList#change - */ - track.addEventListener('modechange', bind(this, function () { - this.trigger('change'); - })); - - var nonLanguageTextTrackKind = ['metadata', 'chapters']; - - if (nonLanguageTextTrackKind.indexOf(track.kind) === -1) { - track.addEventListener('modechange', bind(this, function () { - this.trigger('selectedlanguagechange'); - })); - } - }; - - return TextTrackList; - }(TrackList); - - /** - * @file html-track-element-list.js - */ - - /** - * The current list of {@link HtmlTrackElement}s. - */ - - var HtmlTrackElementList = function () { - - /** - * Create an instance of this class. - * - * @param {HtmlTrackElement[]} [tracks=[]] - * A list of `HtmlTrackElement` to instantiate the list with. - */ - function HtmlTrackElementList() { - var trackElements = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : []; - classCallCheck(this, HtmlTrackElementList); - - var list = this; // eslint-disable-line - - if (IS_IE8) { - list = document_1.createElement('custom'); - - for (var prop in HtmlTrackElementList.prototype) { - if (prop !== 'constructor') { - list[prop] = HtmlTrackElementList.prototype[prop]; - } - } - } - - list.trackElements_ = []; - - /** - * @memberof HtmlTrackElementList - * @member {number} length - * The current number of `Track`s in the this Trackist. - * @instance - */ - Object.defineProperty(list, 'length', { - get: function get$$1() { - return this.trackElements_.length; - } - }); - - for (var i = 0, length = trackElements.length; i < length; i++) { - list.addTrackElement_(trackElements[i]); - } - - if (IS_IE8) { - return list; - } - } - - /** - * Add an {@link HtmlTrackElement} to the `HtmlTrackElementList` - * - * @param {HtmlTrackElement} trackElement - * The track element to add to the list. - * - * @private - */ - - - HtmlTrackElementList.prototype.addTrackElement_ = function addTrackElement_(trackElement) { - var index = this.trackElements_.length; - - if (!('' + index in this)) { - Object.defineProperty(this, index, { - get: function get$$1() { - return this.trackElements_[index]; - } - }); - } - - // Do not add duplicate elements - if (this.trackElements_.indexOf(trackElement) === -1) { - this.trackElements_.push(trackElement); - } - }; - - /** - * Get an {@link HtmlTrackElement} from the `HtmlTrackElementList` given an - * {@link TextTrack}. - * - * @param {TextTrack} track - * The track associated with a track element. - * - * @return {HtmlTrackElement|undefined} - * The track element that was found or undefined. - * - * @private - */ - - - HtmlTrackElementList.prototype.getTrackElementByTrack_ = function getTrackElementByTrack_(track) { - var trackElement_ = void 0; - - for (var i = 0, length = this.trackElements_.length; i < length; i++) { - if (track === this.trackElements_[i].track) { - trackElement_ = this.trackElements_[i]; - - break; - } - } - - return trackElement_; - }; - - /** - * Remove a {@link HtmlTrackElement} from the `HtmlTrackElementList` - * - * @param {HtmlTrackElement} trackElement - * The track element to remove from the list. - * - * @private - */ - - - HtmlTrackElementList.prototype.removeTrackElement_ = function removeTrackElement_(trackElement) { - for (var i = 0, length = this.trackElements_.length; i < length; i++) { - if (trackElement === this.trackElements_[i]) { - this.trackElements_.splice(i, 1); - - break; - } - } - }; - - return HtmlTrackElementList; - }(); - - /** - * @file text-track-cue-list.js - */ - /** - * @typedef {Object} TextTrackCueList~TextTrackCue - * - * @property {string} id - * The unique id for this text track cue - * - * @property {number} startTime - * The start time for this text track cue - * - * @property {number} endTime - * The end time for this text track cue - * - * @property {boolean} pauseOnExit - * Pause when the end time is reached if true. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackcue} - */ - - /** - * A List of TextTrackCues. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackcuelist} - */ - - var TextTrackCueList = function () { - - /** - * Create an instance of this class.. - * - * @param {Array} cues - * A list of cues to be initialized with - */ - function TextTrackCueList(cues) { - classCallCheck(this, TextTrackCueList); - - var list = this; // eslint-disable-line - - if (IS_IE8) { - list = document_1.createElement('custom'); - - for (var prop in TextTrackCueList.prototype) { - if (prop !== 'constructor') { - list[prop] = TextTrackCueList.prototype[prop]; - } - } - } - - TextTrackCueList.prototype.setCues_.call(list, cues); - - /** - * @memberof TextTrackCueList - * @member {number} length - * The current number of `TextTrackCue`s in the TextTrackCueList. - * @instance - */ - Object.defineProperty(list, 'length', { - get: function get$$1() { - return this.length_; - } - }); - - if (IS_IE8) { - return list; - } - } - - /** - * A setter for cues in this list. Creates getters - * an an index for the cues. - * - * @param {Array} cues - * An array of cues to set - * - * @private - */ - - - TextTrackCueList.prototype.setCues_ = function setCues_(cues) { - var oldLength = this.length || 0; - var i = 0; - var l = cues.length; - - this.cues_ = cues; - this.length_ = cues.length; - - var defineProp = function defineProp(index) { - if (!('' + index in this)) { - Object.defineProperty(this, '' + index, { - get: function get$$1() { - return this.cues_[index]; - } - }); - } - }; - - if (oldLength < l) { - i = oldLength; - - for (; i < l; i++) { - defineProp.call(this, i); - } - } - }; - - /** - * Get a `TextTrackCue` that is currently in the `TextTrackCueList` by id. - * - * @param {string} id - * The id of the cue that should be searched for. - * - * @return {TextTrackCueList~TextTrackCue|null} - * A single cue or null if none was found. - */ - - - TextTrackCueList.prototype.getCueById = function getCueById(id) { - var result = null; - - for (var i = 0, l = this.length; i < l; i++) { - var cue = this[i]; - - if (cue.id === id) { - result = cue; - break; - } - } - - return result; - }; - - return TextTrackCueList; - }(); - - /** - * @file track-kinds.js - */ - - /** - * All possible `VideoTrackKind`s - * - * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-videotrack-kind - * @typedef VideoTrack~Kind - * @enum - */ - var VideoTrackKind = { - alternative: 'alternative', - captions: 'captions', - main: 'main', - sign: 'sign', - subtitles: 'subtitles', - commentary: 'commentary' - }; - - /** - * All possible `AudioTrackKind`s - * - * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-audiotrack-kind - * @typedef AudioTrack~Kind - * @enum - */ - var AudioTrackKind = { - 'alternative': 'alternative', - 'descriptions': 'descriptions', - 'main': 'main', - 'main-desc': 'main-desc', - 'translation': 'translation', - 'commentary': 'commentary' - }; - - /** - * All possible `TextTrackKind`s - * - * @see https://html.spec.whatwg.org/multipage/embedded-content.html#dom-texttrack-kind - * @typedef TextTrack~Kind - * @enum - */ - var TextTrackKind = { - subtitles: 'subtitles', - captions: 'captions', - descriptions: 'descriptions', - chapters: 'chapters', - metadata: 'metadata' - }; - - /** - * All possible `TextTrackMode`s - * - * @see https://html.spec.whatwg.org/multipage/embedded-content.html#texttrackmode - * @typedef TextTrack~Mode - * @enum - */ - var TextTrackMode = { - disabled: 'disabled', - hidden: 'hidden', - showing: 'showing' - }; - - /** - * @file track.js - */ - /** - * A Track class that contains all of the common functionality for {@link AudioTrack}, - * {@link VideoTrack}, and {@link TextTrack}. - * - * > Note: This class should not be used directly - * - * @see {@link https://html.spec.whatwg.org/multipage/embedded-content.html} - * @extends EventTarget - * @abstract - */ - - var Track = function (_EventTarget) { - inherits(Track, _EventTarget); - - /** - * Create an instance of this class. - * - * @param {Object} [options={}] - * Object of option names and values - * - * @param {string} [options.kind=''] - * A valid kind for the track type you are creating. - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this AudioTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @abstract - */ - function Track() { - var _ret; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, Track); - - var _this = possibleConstructorReturn(this, _EventTarget.call(this)); - - var track = _this; // eslint-disable-line - - if (IS_IE8) { - track = document_1.createElement('custom'); - for (var prop in Track.prototype) { - if (prop !== 'constructor') { - track[prop] = Track.prototype[prop]; - } - } - } - - var trackProps = { - id: options.id || 'vjs_track_' + newGUID(), - kind: options.kind || '', - label: options.label || '', - language: options.language || '' - }; - - /** - * @memberof Track - * @member {string} id - * The id of this track. Cannot be changed after creation. - * @instance - * - * @readonly - */ - - /** - * @memberof Track - * @member {string} kind - * The kind of track that this is. Cannot be changed after creation. - * @instance - * - * @readonly - */ - - /** - * @memberof Track - * @member {string} label - * The label of this track. Cannot be changed after creation. - * @instance - * - * @readonly - */ - - /** - * @memberof Track - * @member {string} language - * The two letter language code for this track. Cannot be changed after - * creation. - * @instance - * - * @readonly - */ - - var _loop = function _loop(key) { - Object.defineProperty(track, key, { - get: function get$$1() { - return trackProps[key]; - }, - set: function set$$1() {} - }); - }; - - for (var key in trackProps) { - _loop(key); - } - - return _ret = track, possibleConstructorReturn(_this, _ret); - } - - return Track; - }(EventTarget); - - /** - * @file url.js - * @module url - */ - /** - * @typedef {Object} url:URLObject - * - * @property {string} protocol - * The protocol of the url that was parsed. - * - * @property {string} hostname - * The hostname of the url that was parsed. - * - * @property {string} port - * The port of the url that was parsed. - * - * @property {string} pathname - * The pathname of the url that was parsed. - * - * @property {string} search - * The search query of the url that was parsed. - * - * @property {string} hash - * The hash of the url that was parsed. - * - * @property {string} host - * The host of the url that was parsed. - */ - - /** - * Resolve and parse the elements of a URL. - * - * @param {String} url - * The url to parse - * - * @return {url:URLObject} - * An object of url details - */ - var parseUrl = function parseUrl(url) { - var props = ['protocol', 'hostname', 'port', 'pathname', 'search', 'hash', 'host']; - - // add the url to an anchor and let the browser parse the URL - var a = document_1.createElement('a'); - - a.href = url; - - // IE8 (and 9?) Fix - // ie8 doesn't parse the URL correctly until the anchor is actually - // added to the body, and an innerHTML is needed to trigger the parsing - var addToBody = a.host === '' && a.protocol !== 'file:'; - var div = void 0; - - if (addToBody) { - div = document_1.createElement('div'); - div.innerHTML = ''; - a = div.firstChild; - // prevent the div from affecting layout - div.setAttribute('style', 'display:none; position:absolute;'); - document_1.body.appendChild(div); - } - - // Copy the specific URL properties to a new object - // This is also needed for IE8 because the anchor loses its - // properties when it's removed from the dom - var details = {}; - - for (var i = 0; i < props.length; i++) { - details[props[i]] = a[props[i]]; - } - - // IE9 adds the port to the host property unlike everyone else. If - // a port identifier is added for standard ports, strip it. - if (details.protocol === 'http:') { - details.host = details.host.replace(/:80$/, ''); - } - - if (details.protocol === 'https:') { - details.host = details.host.replace(/:443$/, ''); - } - - if (!details.protocol) { - details.protocol = window_1.location.protocol; - } - - if (addToBody) { - document_1.body.removeChild(div); - } - - return details; - }; - - /** - * Get absolute version of relative URL. Used to tell flash correct URL. - * - * - * @param {string} url - * URL to make absolute - * - * @return {string} - * Absolute URL - * - * @see http://stackoverflow.com/questions/470832/getting-an-absolute-url-from-a-relative-one-ie6-issue - */ - var getAbsoluteURL = function getAbsoluteURL(url) { - // Check if absolute URL - if (!url.match(/^https?:\/\//)) { - // Convert to absolute URL. Flash hosted off-site needs an absolute URL. - var div = document_1.createElement('div'); - - div.innerHTML = 'x'; - url = div.firstChild.href; - } - - return url; - }; - - /** - * Returns the extension of the passed file name. It will return an empty string - * if passed an invalid path. - * - * @param {string} path - * The fileName path like '/path/to/file.mp4' - * - * @returns {string} - * The extension in lower case or an empty string if no - * extension could be found. - */ - var getFileExtension = function getFileExtension(path) { - if (typeof path === 'string') { - var splitPathRe = /^(\/?)([\s\S]*?)((?:\.{1,2}|[^\/]+?)(\.([^\.\/\?]+)))(?:[\/]*|[\?].*)$/i; - var pathParts = splitPathRe.exec(path); - - if (pathParts) { - return pathParts.pop().toLowerCase(); - } - } - - return ''; - }; - - /** - * Returns whether the url passed is a cross domain request or not. - * - * @param {string} url - * The url to check. - * - * @return {boolean} - * Whether it is a cross domain request or not. - */ - var isCrossOrigin = function isCrossOrigin(url) { - var winLoc = window_1.location; - var urlInfo = parseUrl(url); - - // IE8 protocol relative urls will return ':' for protocol - var srcProtocol = urlInfo.protocol === ':' ? winLoc.protocol : urlInfo.protocol; - - // Check if url is for another domain/origin - // IE8 doesn't know location.origin, so we won't rely on it here - var crossOrigin = srcProtocol + urlInfo.host !== winLoc.protocol + winLoc.host; - - return crossOrigin; - }; - - var Url = (Object.freeze || Object)({ - parseUrl: parseUrl, - getAbsoluteURL: getAbsoluteURL, - getFileExtension: getFileExtension, - isCrossOrigin: isCrossOrigin - }); - - var isFunction_1 = isFunction; - - var toString$1 = Object.prototype.toString; - - function isFunction (fn) { - var string = toString$1.call(fn); - return string === '[object Function]' || - (typeof fn === 'function' && string !== '[object RegExp]') || - (typeof window !== 'undefined' && - // IE8 and below - (fn === window.setTimeout || - fn === window.alert || - fn === window.confirm || - fn === window.prompt)) - } - - var trim_1 = createCommonjsModule(function (module, exports) { - exports = module.exports = trim; - - function trim(str){ - return str.replace(/^\s*|\s*$/g, ''); - } - - exports.left = function(str){ - return str.replace(/^\s*/, ''); - }; - - exports.right = function(str){ - return str.replace(/\s*$/, ''); - }; - }); - - var forEach_1 = forEach; - - var toString$2 = Object.prototype.toString; - var hasOwnProperty = Object.prototype.hasOwnProperty; - - function forEach(list, iterator, context) { - if (!isFunction_1(iterator)) { - throw new TypeError('iterator must be a function') - } - - if (arguments.length < 3) { - context = this; - } - - if (toString$2.call(list) === '[object Array]') - forEachArray$1(list, iterator, context); - else if (typeof list === 'string') - forEachString(list, iterator, context); - else - forEachObject(list, iterator, context); - } - - function forEachArray$1(array, iterator, context) { - for (var i = 0, len = array.length; i < len; i++) { - if (hasOwnProperty.call(array, i)) { - iterator.call(context, array[i], i, array); - } - } - } - - function forEachString(string, iterator, context) { - for (var i = 0, len = string.length; i < len; i++) { - // no such thing as a sparse string. - iterator.call(context, string.charAt(i), i, string); - } - } - - function forEachObject(object, iterator, context) { - for (var k in object) { - if (hasOwnProperty.call(object, k)) { - iterator.call(context, object[k], k, object); - } - } - } - - var isArray = function(arg) { - return Object.prototype.toString.call(arg) === '[object Array]'; - }; - - var parseHeaders = function (headers) { - if (!headers) - return {} - - var result = {}; - - forEach_1( - trim_1(headers).split('\n') - , function (row) { - var index = row.indexOf(':') - , key = trim_1(row.slice(0, index)).toLowerCase() - , value = trim_1(row.slice(index + 1)); - - if (typeof(result[key]) === 'undefined') { - result[key] = value; - } else if (isArray(result[key])) { - result[key].push(value); - } else { - result[key] = [ result[key], value ]; - } - } - ); - - return result - }; - - var immutable = extend; - - var hasOwnProperty$1 = Object.prototype.hasOwnProperty; - - function extend() { - var target = {}; - - for (var i = 0; i < arguments.length; i++) { - var source = arguments[i]; - - for (var key in source) { - if (hasOwnProperty$1.call(source, key)) { - target[key] = source[key]; - } - } - } - - return target - } - - var xhr = createXHR; - createXHR.XMLHttpRequest = window_1.XMLHttpRequest || noop; - createXHR.XDomainRequest = "withCredentials" in (new createXHR.XMLHttpRequest()) ? createXHR.XMLHttpRequest : window_1.XDomainRequest; - - forEachArray(["get", "put", "post", "patch", "head", "delete"], function(method) { - createXHR[method === "delete" ? "del" : method] = function(uri, options, callback) { - options = initParams(uri, options, callback); - options.method = method.toUpperCase(); - return _createXHR(options) - }; - }); - - function forEachArray(array, iterator) { - for (var i = 0; i < array.length; i++) { - iterator(array[i]); - } - } - - function isEmpty(obj){ - for(var i in obj){ - if(obj.hasOwnProperty(i)) return false - } - return true - } - - function initParams(uri, options, callback) { - var params = uri; - - if (isFunction_1(options)) { - callback = options; - if (typeof uri === "string") { - params = {uri:uri}; - } - } else { - params = immutable(options, {uri: uri}); - } - - params.callback = callback; - return params - } - - function createXHR(uri, options, callback) { - options = initParams(uri, options, callback); - return _createXHR(options) - } - - function _createXHR(options) { - if(typeof options.callback === "undefined"){ - throw new Error("callback argument missing") - } - - var called = false; - var callback = function cbOnce(err, response, body){ - if(!called){ - called = true; - options.callback(err, response, body); - } - }; - - function readystatechange() { - if (xhr.readyState === 4) { - setTimeout(loadFunc, 0); - } - } - - function getBody() { - // Chrome with requestType=blob throws errors arround when even testing access to responseText - var body = undefined; - - if (xhr.response) { - body = xhr.response; - } else { - body = xhr.responseText || getXml(xhr); - } - - if (isJson) { - try { - body = JSON.parse(body); - } catch (e) {} - } - - return body - } - - function errorFunc(evt) { - clearTimeout(timeoutTimer); - if(!(evt instanceof Error)){ - evt = new Error("" + (evt || "Unknown XMLHttpRequest Error") ); - } - evt.statusCode = 0; - return callback(evt, failureResponse) - } - - // will load the data & process the response in a special response object - function loadFunc() { - if (aborted) return - var status; - clearTimeout(timeoutTimer); - if(options.useXDR && xhr.status===undefined) { - //IE8 CORS GET successful response doesn't have a status field, but body is fine - status = 200; - } else { - status = (xhr.status === 1223 ? 204 : xhr.status); - } - var response = failureResponse; - var err = null; - - if (status !== 0){ - response = { - body: getBody(), - statusCode: status, - method: method, - headers: {}, - url: uri, - rawRequest: xhr - }; - if(xhr.getAllResponseHeaders){ //remember xhr can in fact be XDR for CORS in IE - response.headers = parseHeaders(xhr.getAllResponseHeaders()); - } - } else { - err = new Error("Internal XMLHttpRequest Error"); - } - return callback(err, response, response.body) - } - - var xhr = options.xhr || null; - - if (!xhr) { - if (options.cors || options.useXDR) { - xhr = new createXHR.XDomainRequest(); - }else{ - xhr = new createXHR.XMLHttpRequest(); - } - } - - var key; - var aborted; - var uri = xhr.url = options.uri || options.url; - var method = xhr.method = options.method || "GET"; - var body = options.body || options.data; - var headers = xhr.headers = options.headers || {}; - var sync = !!options.sync; - var isJson = false; - var timeoutTimer; - var failureResponse = { - body: undefined, - headers: {}, - statusCode: 0, - method: method, - url: uri, - rawRequest: xhr - }; - - if ("json" in options && options.json !== false) { - isJson = true; - headers["accept"] || headers["Accept"] || (headers["Accept"] = "application/json"); //Don't override existing accept header declared by user - if (method !== "GET" && method !== "HEAD") { - headers["content-type"] || headers["Content-Type"] || (headers["Content-Type"] = "application/json"); //Don't override existing accept header declared by user - body = JSON.stringify(options.json === true ? body : options.json); - } - } - - xhr.onreadystatechange = readystatechange; - xhr.onload = loadFunc; - xhr.onerror = errorFunc; - // IE9 must have onprogress be set to a unique function. - xhr.onprogress = function () { - // IE must die - }; - xhr.onabort = function(){ - aborted = true; - }; - xhr.ontimeout = errorFunc; - xhr.open(method, uri, !sync, options.username, options.password); - //has to be after open - if(!sync) { - xhr.withCredentials = !!options.withCredentials; - } - // Cannot set timeout with sync request - // not setting timeout on the xhr object, because of old webkits etc. not handling that correctly - // both npm's request and jquery 1.x use this kind of timeout, so this is being consistent - if (!sync && options.timeout > 0 ) { - timeoutTimer = setTimeout(function(){ - if (aborted) return - aborted = true;//IE9 may still call readystatechange - xhr.abort("timeout"); - var e = new Error("XMLHttpRequest timeout"); - e.code = "ETIMEDOUT"; - errorFunc(e); - }, options.timeout ); - } - - if (xhr.setRequestHeader) { - for(key in headers){ - if(headers.hasOwnProperty(key)){ - xhr.setRequestHeader(key, headers[key]); - } - } - } else if (options.headers && !isEmpty(options.headers)) { - throw new Error("Headers cannot be set on an XDomainRequest object") - } - - if ("responseType" in options) { - xhr.responseType = options.responseType; - } - - if ("beforeSend" in options && - typeof options.beforeSend === "function" - ) { - options.beforeSend(xhr); - } - - // Microsoft Edge browser sends "undefined" when send is called with undefined value. - // XMLHttpRequest spec says to pass null as body to indicate no body - // See https://github.com/naugtur/xhr/issues/100. - xhr.send(body || null); - - return xhr - - - } - - function getXml(xhr) { - if (xhr.responseType === "document") { - return xhr.responseXML - } - var firefoxBugTakenEffect = xhr.responseXML && xhr.responseXML.documentElement.nodeName === "parsererror"; - if (xhr.responseType === "" && !firefoxBugTakenEffect) { - return xhr.responseXML - } - - return null - } - - function noop() {} - - /** - * @file text-track.js - */ - /** - * Takes a webvtt file contents and parses it into cues - * - * @param {string} srcContent - * webVTT file contents - * - * @param {TextTrack} track - * TextTrack to add cues to. Cues come from the srcContent. - * - * @private - */ - var parseCues = function parseCues(srcContent, track) { - var parser = new window_1.WebVTT.Parser(window_1, window_1.vttjs, window_1.WebVTT.StringDecoder()); - var errors = []; - - parser.oncue = function (cue) { - track.addCue(cue); - }; - - parser.onparsingerror = function (error) { - errors.push(error); - }; - - parser.onflush = function () { - track.trigger({ - type: 'loadeddata', - target: track - }); - }; - - parser.parse(srcContent); - if (errors.length > 0) { - if (window_1.console && window_1.console.groupCollapsed) { - window_1.console.groupCollapsed('Text Track parsing errors for ' + track.src); - } - errors.forEach(function (error) { - return log$1.error(error); - }); - if (window_1.console && window_1.console.groupEnd) { - window_1.console.groupEnd(); - } - } - - parser.flush(); - }; - - /** - * Load a `TextTrack` from a specifed url. - * - * @param {string} src - * Url to load track from. - * - * @param {TextTrack} track - * Track to add cues to. Comes from the content at the end of `url`. - * - * @private - */ - var loadTrack = function loadTrack(src, track) { - var opts = { - uri: src - }; - var crossOrigin = isCrossOrigin(src); - - if (crossOrigin) { - opts.cors = crossOrigin; - } - - xhr(opts, bind(this, function (err, response, responseBody) { - if (err) { - return log$1.error(err, response); - } - - track.loaded_ = true; - - // Make sure that vttjs has loaded, otherwise, wait till it finished loading - // NOTE: this is only used for the alt/video.novtt.js build - if (typeof window_1.WebVTT !== 'function') { - if (track.tech_) { - var loadHandler = function loadHandler() { - return parseCues(responseBody, track); - }; - - track.tech_.on('vttjsloaded', loadHandler); - track.tech_.on('vttjserror', function () { - log$1.error('vttjs failed to load, stopping trying to process ' + track.src); - track.tech_.off('vttjsloaded', loadHandler); - }); - } - } else { - parseCues(responseBody, track); - } - })); - }; - - /** - * A representation of a single `TextTrack`. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#texttrack} - * @extends Track - */ - - var TextTrack = function (_Track) { - inherits(TextTrack, _Track); - - /** - * Create an instance of this class. - * - * @param {Object} options={} - * Object of option names and values - * - * @param {Tech} options.tech - * A reference to the tech that owns this TextTrack. - * - * @param {TextTrack~Kind} [options.kind='subtitles'] - * A valid text track kind. - * - * @param {TextTrack~Mode} [options.mode='disabled'] - * A valid text track mode. - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this TextTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @param {string} [options.srclang=''] - * A valid two character language code. An alternative, but deprioritized - * vesion of `options.language` - * - * @param {string} [options.src] - * A url to TextTrack cues. - * - * @param {boolean} [options.default] - * If this track should default to on or off. - */ - function TextTrack() { - var _this, _ret; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, TextTrack); - - if (!options.tech) { - throw new Error('A tech was not provided.'); - } - - var settings = mergeOptions(options, { - kind: TextTrackKind[options.kind] || 'subtitles', - language: options.language || options.srclang || '' - }); - var mode = TextTrackMode[settings.mode] || 'disabled'; - var default_ = settings['default']; - - if (settings.kind === 'metadata' || settings.kind === 'chapters') { - mode = 'hidden'; - } - // on IE8 this will be a document element - // for every other browser this will be a normal object - var tt = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); - - tt.tech_ = settings.tech; - - if (IS_IE8) { - for (var prop in TextTrack.prototype) { - if (prop !== 'constructor') { - tt[prop] = TextTrack.prototype[prop]; - } - } - } - - tt.cues_ = []; - tt.activeCues_ = []; - - var cues = new TextTrackCueList(tt.cues_); - var activeCues = new TextTrackCueList(tt.activeCues_); - var changed = false; - var timeupdateHandler = bind(tt, function () { - - // Accessing this.activeCues for the side-effects of updating itself - // due to it's nature as a getter function. Do not remove or cues will - // stop updating! - /* eslint-disable no-unused-expressions */ - this.activeCues; - /* eslint-enable no-unused-expressions */ - if (changed) { - this.trigger('cuechange'); - changed = false; - } - }); - - if (mode !== 'disabled') { - tt.tech_.ready(function () { - tt.tech_.on('timeupdate', timeupdateHandler); - }, true); - } - - /** - * @memberof TextTrack - * @member {boolean} default - * If this track was set to be on or off by default. Cannot be changed after - * creation. - * @instance - * - * @readonly - */ - Object.defineProperty(tt, 'default', { - get: function get$$1() { - return default_; - }, - set: function set$$1() {} - }); - - /** - * @memberof TextTrack - * @member {string} mode - * Set the mode of this TextTrack to a valid {@link TextTrack~Mode}. Will - * not be set if setting to an invalid mode. - * @instance - * - * @fires TextTrack#modechange - */ - Object.defineProperty(tt, 'mode', { - get: function get$$1() { - return mode; - }, - set: function set$$1(newMode) { - var _this2 = this; - - if (!TextTrackMode[newMode]) { - return; - } - mode = newMode; - if (mode === 'showing') { - - this.tech_.ready(function () { - _this2.tech_.on('timeupdate', timeupdateHandler); - }, true); - } - /** - * An event that fires when mode changes on this track. This allows - * the TextTrackList that holds this track to act accordingly. - * - * > Note: This is not part of the spec! - * - * @event TextTrack#modechange - * @type {EventTarget~Event} - */ - this.trigger('modechange'); - } - }); - - /** - * @memberof TextTrack - * @member {TextTrackCueList} cues - * The text track cue list for this TextTrack. - * @instance - */ - Object.defineProperty(tt, 'cues', { - get: function get$$1() { - if (!this.loaded_) { - return null; - } - - return cues; - }, - set: function set$$1() {} - }); - - /** - * @memberof TextTrack - * @member {TextTrackCueList} activeCues - * The list text track cues that are currently active for this TextTrack. - * @instance - */ - Object.defineProperty(tt, 'activeCues', { - get: function get$$1() { - if (!this.loaded_) { - return null; - } - - // nothing to do - if (this.cues.length === 0) { - return activeCues; - } - - var ct = this.tech_.currentTime(); - var active = []; - - for (var i = 0, l = this.cues.length; i < l; i++) { - var cue = this.cues[i]; - - if (cue.startTime <= ct && cue.endTime >= ct) { - active.push(cue); - } else if (cue.startTime === cue.endTime && cue.startTime <= ct && cue.startTime + 0.5 >= ct) { - active.push(cue); - } - } - - changed = false; - - if (active.length !== this.activeCues_.length) { - changed = true; - } else { - for (var _i = 0; _i < active.length; _i++) { - if (this.activeCues_.indexOf(active[_i]) === -1) { - changed = true; - } - } - } - - this.activeCues_ = active; - activeCues.setCues_(this.activeCues_); - - return activeCues; - }, - set: function set$$1() {} - }); - - if (settings.src) { - tt.src = settings.src; - loadTrack(settings.src, tt); - } else { - tt.loaded_ = true; - } - - return _ret = tt, possibleConstructorReturn(_this, _ret); - } - - /** - * Add a cue to the internal list of cues. - * - * @param {TextTrack~Cue} cue - * The cue to add to our internal list - */ - - - TextTrack.prototype.addCue = function addCue(originalCue) { - var cue = originalCue; - - if (window_1.vttjs && !(originalCue instanceof window_1.vttjs.VTTCue)) { - cue = new window_1.vttjs.VTTCue(originalCue.startTime, originalCue.endTime, originalCue.text); - - for (var prop in originalCue) { - if (!(prop in cue)) { - cue[prop] = originalCue[prop]; - } - } - - // make sure that `id` is copied over - cue.id = originalCue.id; - cue.originalCue_ = originalCue; - } - - var tracks = this.tech_.textTracks(); - - for (var i = 0; i < tracks.length; i++) { - if (tracks[i] !== this) { - tracks[i].removeCue(cue); - } - } - - this.cues_.push(cue); - this.cues.setCues_(this.cues_); - }; - - /** - * Remove a cue from our internal list - * - * @param {TextTrack~Cue} removeCue - * The cue to remove from our internal list - */ - - - TextTrack.prototype.removeCue = function removeCue(_removeCue) { - var i = this.cues_.length; - - while (i--) { - var cue = this.cues_[i]; - - if (cue === _removeCue || cue.originalCue_ && cue.originalCue_ === _removeCue) { - this.cues_.splice(i, 1); - this.cues.setCues_(this.cues_); - break; - } - } - }; - - return TextTrack; - }(Track); - - /** - * cuechange - One or more cues in the track have become active or stopped being active. - */ - - - TextTrack.prototype.allowedEvents_ = { - cuechange: 'cuechange' - }; - - /** - * A representation of a single `AudioTrack`. If it is part of an {@link AudioTrackList} - * only one `AudioTrack` in the list will be enabled at a time. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#audiotrack} - * @extends Track - */ - - var AudioTrack = function (_Track) { - inherits(AudioTrack, _Track); - - /** - * Create an instance of this class. - * - * @param {Object} [options={}] - * Object of option names and values - * - * @param {AudioTrack~Kind} [options.kind=''] - * A valid audio track kind - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this AudioTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @param {boolean} [options.enabled] - * If this track is the one that is currently playing. If this track is part of - * an {@link AudioTrackList}, only one {@link AudioTrack} will be enabled. - */ - function AudioTrack() { - var _this, _ret; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, AudioTrack); - - var settings = mergeOptions(options, { - kind: AudioTrackKind[options.kind] || '' - }); - // on IE8 this will be a document element - // for every other browser this will be a normal object - var track = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); - var enabled = false; - - if (IS_IE8) { - for (var prop in AudioTrack.prototype) { - if (prop !== 'constructor') { - track[prop] = AudioTrack.prototype[prop]; - } - } - } - /** - * @memberof AudioTrack - * @member {boolean} enabled - * If this `AudioTrack` is enabled or not. When setting this will - * fire {@link AudioTrack#enabledchange} if the state of enabled is changed. - * @instance - * - * @fires VideoTrack#selectedchange - */ - Object.defineProperty(track, 'enabled', { - get: function get$$1() { - return enabled; - }, - set: function set$$1(newEnabled) { - // an invalid or unchanged value - if (typeof newEnabled !== 'boolean' || newEnabled === enabled) { - return; - } - enabled = newEnabled; - - /** - * An event that fires when enabled changes on this track. This allows - * the AudioTrackList that holds this track to act accordingly. - * - * > Note: This is not part of the spec! Native tracks will do - * this internally without an event. - * - * @event AudioTrack#enabledchange - * @type {EventTarget~Event} - */ - this.trigger('enabledchange'); - } - }); - - // if the user sets this track to selected then - // set selected to that true value otherwise - // we keep it false - if (settings.enabled) { - track.enabled = settings.enabled; - } - track.loaded_ = true; - - return _ret = track, possibleConstructorReturn(_this, _ret); - } - - return AudioTrack; - }(Track); - - /** - * A representation of a single `VideoTrack`. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#videotrack} - * @extends Track - */ - - var VideoTrack = function (_Track) { - inherits(VideoTrack, _Track); - - /** - * Create an instance of this class. - * - * @param {Object} [options={}] - * Object of option names and values - * - * @param {string} [options.kind=''] - * A valid {@link VideoTrack~Kind} - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this AudioTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @param {boolean} [options.selected] - * If this track is the one that is currently playing. - */ - function VideoTrack() { - var _this, _ret; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, VideoTrack); - - var settings = mergeOptions(options, { - kind: VideoTrackKind[options.kind] || '' - }); - - // on IE8 this will be a document element - // for every other browser this will be a normal object - var track = (_this = possibleConstructorReturn(this, _Track.call(this, settings)), _this); - var selected = false; - - if (IS_IE8) { - for (var prop in VideoTrack.prototype) { - if (prop !== 'constructor') { - track[prop] = VideoTrack.prototype[prop]; - } - } - } - - /** - * @memberof VideoTrack - * @member {boolean} selected - * If this `VideoTrack` is selected or not. When setting this will - * fire {@link VideoTrack#selectedchange} if the state of selected changed. - * @instance - * - * @fires VideoTrack#selectedchange - */ - Object.defineProperty(track, 'selected', { - get: function get$$1() { - return selected; - }, - set: function set$$1(newSelected) { - // an invalid or unchanged value - if (typeof newSelected !== 'boolean' || newSelected === selected) { - return; - } - selected = newSelected; - - /** - * An event that fires when selected changes on this track. This allows - * the VideoTrackList that holds this track to act accordingly. - * - * > Note: This is not part of the spec! Native tracks will do - * this internally without an event. - * - * @event VideoTrack#selectedchange - * @type {EventTarget~Event} - */ - this.trigger('selectedchange'); - } - }); - - // if the user sets this track to selected then - // set selected to that true value otherwise - // we keep it false - if (settings.selected) { - track.selected = settings.selected; - } - - return _ret = track, possibleConstructorReturn(_this, _ret); - } - - return VideoTrack; - }(Track); - - /** - * @file html-track-element.js - */ - - /** - * @memberof HTMLTrackElement - * @typedef {HTMLTrackElement~ReadyState} - * @enum {number} - */ - var NONE = 0; - var LOADING = 1; - var LOADED = 2; - var ERROR = 3; - - /** - * A single track represented in the DOM. - * - * @see [Spec]{@link https://html.spec.whatwg.org/multipage/embedded-content.html#htmltrackelement} - * @extends EventTarget - */ - - var HTMLTrackElement = function (_EventTarget) { - inherits(HTMLTrackElement, _EventTarget); - - /** - * Create an instance of this class. - * - * @param {Object} options={} - * Object of option names and values - * - * @param {Tech} options.tech - * A reference to the tech that owns this HTMLTrackElement. - * - * @param {TextTrack~Kind} [options.kind='subtitles'] - * A valid text track kind. - * - * @param {TextTrack~Mode} [options.mode='disabled'] - * A valid text track mode. - * - * @param {string} [options.id='vjs_track_' + Guid.newGUID()] - * A unique id for this TextTrack. - * - * @param {string} [options.label=''] - * The menu label for this track. - * - * @param {string} [options.language=''] - * A valid two character language code. - * - * @param {string} [options.srclang=''] - * A valid two character language code. An alternative, but deprioritized - * vesion of `options.language` - * - * @param {string} [options.src] - * A url to TextTrack cues. - * - * @param {boolean} [options.default] - * If this track should default to on or off. - */ - function HTMLTrackElement() { - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - classCallCheck(this, HTMLTrackElement); - - var _this = possibleConstructorReturn(this, _EventTarget.call(this)); - - var readyState = void 0; - var trackElement = _this; // eslint-disable-line - - if (IS_IE8) { - trackElement = document_1.createElement('custom'); - - for (var prop in HTMLTrackElement.prototype) { - if (prop !== 'constructor') { - trackElement[prop] = HTMLTrackElement.prototype[prop]; - } - } - } - - var track = new TextTrack(options); - - trackElement.kind = track.kind; - trackElement.src = track.src; - trackElement.srclang = track.language; - trackElement.label = track.label; - trackElement['default'] = track['default']; - - /** - * @memberof HTMLTrackElement - * @member {HTMLTrackElement~ReadyState} readyState - * The current ready state of the track element. - * @instance - */ - Object.defineProperty(trackElement, 'readyState', { - get: function get$$1() { - return readyState; - } - }); - - /** - * @memberof HTMLTrackElement - * @member {TextTrack} track - * The underlying TextTrack object. - * @instance - * - */ - Object.defineProperty(trackElement, 'track', { - get: function get$$1() { - return track; - } - }); - - readyState = NONE; - - /** - * @listens TextTrack#loadeddata - * @fires HTMLTrackElement#load - */ - track.addEventListener('loadeddata', function () { - readyState = LOADED; - - trackElement.trigger({ - type: 'load', - target: trackElement - }); - }); - - if (IS_IE8) { - var _ret; - - return _ret = trackElement, possibleConstructorReturn(_this, _ret); - } - return _this; - } - - return HTMLTrackElement; - }(EventTarget); - - HTMLTrackElement.prototype.allowedEvents_ = { - load: 'load' - }; - - HTMLTrackElement.NONE = NONE; - HTMLTrackElement.LOADING = LOADING; - HTMLTrackElement.LOADED = LOADED; - HTMLTrackElement.ERROR = ERROR; - - /* - * This file contains all track properties that are used in - * player.js, tech.js, html5.js and possibly other techs in the future. - */ - - var NORMAL = { - audio: { - ListClass: AudioTrackList, - TrackClass: AudioTrack, - capitalName: 'Audio' - }, - video: { - ListClass: VideoTrackList, - TrackClass: VideoTrack, - capitalName: 'Video' - }, - text: { - ListClass: TextTrackList, - TrackClass: TextTrack, - capitalName: 'Text' - } - }; - - Object.keys(NORMAL).forEach(function (type) { - NORMAL[type].getterName = type + 'Tracks'; - NORMAL[type].privateName = type + 'Tracks_'; - }); - - var REMOTE = { - remoteText: { - ListClass: TextTrackList, - TrackClass: TextTrack, - capitalName: 'RemoteText', - getterName: 'remoteTextTracks', - privateName: 'remoteTextTracks_' - }, - remoteTextEl: { - ListClass: HtmlTrackElementList, - TrackClass: HTMLTrackElement, - capitalName: 'RemoteTextTrackEls', - getterName: 'remoteTextTrackEls', - privateName: 'remoteTextTrackEls_' - } - }; - - var ALL = mergeOptions(NORMAL, REMOTE); - - REMOTE.names = Object.keys(REMOTE); - NORMAL.names = Object.keys(NORMAL); - ALL.names = [].concat(REMOTE.names).concat(NORMAL.names); - - /** - * Copyright 2013 vtt.js Contributors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - - /* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ - /* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */ - var _objCreate = Object.create || (function() { - function F() {} - return function(o) { - if (arguments.length !== 1) { - throw new Error('Object.create shim only accepts one parameter.'); - } - F.prototype = o; - return new F(); - }; - })(); - -// Creates a new ParserError object from an errorData object. The errorData -// object should have default code and message properties. The default message -// property can be overriden by passing in a message parameter. -// See ParsingError.Errors below for acceptable errors. - function ParsingError(errorData, message) { - this.name = "ParsingError"; - this.code = errorData.code; - this.message = message || errorData.message; - } - ParsingError.prototype = _objCreate(Error.prototype); - ParsingError.prototype.constructor = ParsingError; - -// ParsingError metadata for acceptable ParsingErrors. - ParsingError.Errors = { - BadSignature: { - code: 0, - message: "Malformed WebVTT signature." - }, - BadTimeStamp: { - code: 1, - message: "Malformed time stamp." - } - }; - -// Try to parse input as a time stamp. - function parseTimeStamp(input) { - - function computeSeconds(h, m, s, f) { - return (h | 0) * 3600 + (m | 0) * 60 + (s | 0) + (f | 0) / 1000; - } - - var m = input.match(/^(\d+):(\d{2})(:\d{2})?\.(\d{3})/); - if (!m) { - return null; - } - - if (m[3]) { - // Timestamp takes the form of [hours]:[minutes]:[seconds].[milliseconds] - return computeSeconds(m[1], m[2], m[3].replace(":", ""), m[4]); - } else if (m[1] > 59) { - // Timestamp takes the form of [hours]:[minutes].[milliseconds] - // First position is hours as it's over 59. - return computeSeconds(m[1], m[2], 0, m[4]); - } else { - // Timestamp takes the form of [minutes]:[seconds].[milliseconds] - return computeSeconds(0, m[1], m[2], m[4]); - } - } - -// A settings object holds key/value pairs and will ignore anything but the first -// assignment to a specific key. - function Settings() { - this.values = _objCreate(null); - } - - Settings.prototype = { - // Only accept the first assignment to any key. - set: function(k, v) { - if (!this.get(k) && v !== "") { - this.values[k] = v; - } - }, - // Return the value for a key, or a default value. - // If 'defaultKey' is passed then 'dflt' is assumed to be an object with - // a number of possible default values as properties where 'defaultKey' is - // the key of the property that will be chosen; otherwise it's assumed to be - // a single value. - get: function(k, dflt, defaultKey) { - if (defaultKey) { - return this.has(k) ? this.values[k] : dflt[defaultKey]; - } - return this.has(k) ? this.values[k] : dflt; - }, - // Check whether we have a value for a key. - has: function(k) { - return k in this.values; - }, - // Accept a setting if its one of the given alternatives. - alt: function(k, v, a) { - for (var n = 0; n < a.length; ++n) { - if (v === a[n]) { - this.set(k, v); - break; - } - } - }, - // Accept a setting if its a valid (signed) integer. - integer: function(k, v) { - if (/^-?\d+$/.test(v)) { // integer - this.set(k, parseInt(v, 10)); - } - }, - // Accept a setting if its a valid percentage. - percent: function(k, v) { - var m; - if ((m = v.match(/^([\d]{1,3})(\.[\d]*)?%$/))) { - v = parseFloat(v); - if (v >= 0 && v <= 100) { - this.set(k, v); - return true; - } - } - return false; - } - }; - -// Helper function to parse input into groups separated by 'groupDelim', and -// interprete each group as a key/value pair separated by 'keyValueDelim'. - function parseOptions(input, callback, keyValueDelim, groupDelim) { - var groups = groupDelim ? input.split(groupDelim) : [input]; - for (var i in groups) { - if (typeof groups[i] !== "string") { - continue; - } - var kv = groups[i].split(keyValueDelim); - if (kv.length !== 2) { - continue; - } - var k = kv[0]; - var v = kv[1]; - callback(k, v); - } - } - - function parseCue(input, cue, regionList) { - // Remember the original input if we need to throw an error. - var oInput = input; - // 4.1 WebVTT timestamp - function consumeTimeStamp() { - var ts = parseTimeStamp(input); - if (ts === null) { - throw new ParsingError(ParsingError.Errors.BadTimeStamp, - "Malformed timestamp: " + oInput); - } - // Remove time stamp from input. - input = input.replace(/^[^\sa-zA-Z-]+/, ""); - return ts; - } - - // 4.4.2 WebVTT cue settings - function consumeCueSettings(input, cue) { - var settings = new Settings(); - - parseOptions(input, function (k, v) { - switch (k) { - case "region": - // Find the last region we parsed with the same region id. - for (var i = regionList.length - 1; i >= 0; i--) { - if (regionList[i].id === v) { - settings.set(k, regionList[i].region); - break; - } - } - break; - case "vertical": - settings.alt(k, v, ["rl", "lr"]); - break; - case "line": - var vals = v.split(","), - vals0 = vals[0]; - settings.integer(k, vals0); - settings.percent(k, vals0) ? settings.set("snapToLines", false) : null; - settings.alt(k, vals0, ["auto"]); - if (vals.length === 2) { - settings.alt("lineAlign", vals[1], ["start", "middle", "end"]); - } - break; - case "position": - vals = v.split(","); - settings.percent(k, vals[0]); - if (vals.length === 2) { - settings.alt("positionAlign", vals[1], ["start", "middle", "end"]); - } - break; - case "size": - settings.percent(k, v); - break; - case "align": - settings.alt(k, v, ["start", "middle", "end", "left", "right"]); - break; - } - }, /:/, /\s/); - - // Apply default values for any missing fields. - cue.region = settings.get("region", null); - cue.vertical = settings.get("vertical", ""); - cue.line = settings.get("line", "auto"); - cue.lineAlign = settings.get("lineAlign", "start"); - cue.snapToLines = settings.get("snapToLines", true); - cue.size = settings.get("size", 100); - cue.align = settings.get("align", "middle"); - cue.position = settings.get("position", { - start: 0, - left: 0, - middle: 50, - end: 100, - right: 100 - }, cue.align); - cue.positionAlign = settings.get("positionAlign", { - start: "start", - left: "start", - middle: "middle", - end: "end", - right: "end" - }, cue.align); - } - - function skipWhitespace() { - input = input.replace(/^\s+/, ""); - } - - // 4.1 WebVTT cue timings. - skipWhitespace(); - cue.startTime = consumeTimeStamp(); // (1) collect cue start time - skipWhitespace(); - if (input.substr(0, 3) !== "-->") { // (3) next characters must match "-->" - throw new ParsingError(ParsingError.Errors.BadTimeStamp, - "Malformed time stamp (time stamps must be separated by '-->'): " + - oInput); - } - input = input.substr(3); - skipWhitespace(); - cue.endTime = consumeTimeStamp(); // (5) collect cue end time - - // 4.1 WebVTT cue settings list. - skipWhitespace(); - consumeCueSettings(input, cue); - } - - var ESCAPE = { - "&": "&", - "<": "<", - ">": ">", - "‎": "\u200e", - "‏": "\u200f", - " ": "\u00a0" - }; - - var TAG_NAME = { - c: "span", - i: "i", - b: "b", - u: "u", - ruby: "ruby", - rt: "rt", - v: "span", - lang: "span" - }; - - var TAG_ANNOTATION = { - v: "title", - lang: "lang" - }; - - var NEEDS_PARENT = { - rt: "ruby" - }; - -// Parse content into a document fragment. - function parseContent(window, input) { - function nextToken() { - // Check for end-of-string. - if (!input) { - return null; - } - - // Consume 'n' characters from the input. - function consume(result) { - input = input.substr(result.length); - return result; - } - - var m = input.match(/^([^<]*)(<[^>]+>?)?/); - // If there is some text before the next tag, return it, otherwise return - // the tag. - return consume(m[1] ? m[1] : m[2]); - } - - // Unescape a string 's'. - function unescape1(e) { - return ESCAPE[e]; - } - function unescape(s) { - while ((m = s.match(/&(amp|lt|gt|lrm|rlm|nbsp);/))) { - s = s.replace(m[0], unescape1); - } - return s; - } - - function shouldAdd(current, element) { - return !NEEDS_PARENT[element.localName] || - NEEDS_PARENT[element.localName] === current.localName; - } - - // Create an element for this tag. - function createElement(type, annotation) { - var tagName = TAG_NAME[type]; - if (!tagName) { - return null; - } - var element = window.document.createElement(tagName); - element.localName = tagName; - var name = TAG_ANNOTATION[type]; - if (name && annotation) { - element[name] = annotation.trim(); - } - return element; - } - - var rootDiv = window.document.createElement("div"), - current = rootDiv, - t, - tagStack = []; - - while ((t = nextToken()) !== null) { - if (t[0] === '<') { - if (t[1] === "/") { - // If the closing tag matches, move back up to the parent node. - if (tagStack.length && - tagStack[tagStack.length - 1] === t.substr(2).replace(">", "")) { - tagStack.pop(); - current = current.parentNode; - } - // Otherwise just ignore the end tag. - continue; - } - var ts = parseTimeStamp(t.substr(1, t.length - 2)); - var node; - if (ts) { - // Timestamps are lead nodes as well. - node = window.document.createProcessingInstruction("timestamp", ts); - current.appendChild(node); - continue; - } - var m = t.match(/^<([^.\s/0-9>]+)(\.[^\s\\>]+)?([^>\\]+)?(\\?)>?$/); - // If we can't parse the tag, skip to the next tag. - if (!m) { - continue; - } - // Try to construct an element, and ignore the tag if we couldn't. - node = createElement(m[1], m[3]); - if (!node) { - continue; - } - // Determine if the tag should be added based on the context of where it - // is placed in the cuetext. - if (!shouldAdd(current, node)) { - continue; - } - // Set the class list (as a list of classes, separated by space). - if (m[2]) { - node.className = m[2].substr(1).replace('.', ' '); - } - // Append the node to the current node, and enter the scope of the new - // node. - tagStack.push(m[1]); - current.appendChild(node); - current = node; - continue; - } - - // Text nodes are leaf nodes. - current.appendChild(window.document.createTextNode(unescape(t))); - } - - return rootDiv; - } - -// This is a list of all the Unicode characters that have a strong -// right-to-left category. What this means is that these characters are -// written right-to-left for sure. It was generated by pulling all the strong -// right-to-left characters out of the Unicode data table. That table can -// found at: http://www.unicode.org/Public/UNIDATA/UnicodeData.txt - var strongRTLRanges = [[0x5be, 0x5be], [0x5c0, 0x5c0], [0x5c3, 0x5c3], [0x5c6, 0x5c6], - [0x5d0, 0x5ea], [0x5f0, 0x5f4], [0x608, 0x608], [0x60b, 0x60b], [0x60d, 0x60d], - [0x61b, 0x61b], [0x61e, 0x64a], [0x66d, 0x66f], [0x671, 0x6d5], [0x6e5, 0x6e6], - [0x6ee, 0x6ef], [0x6fa, 0x70d], [0x70f, 0x710], [0x712, 0x72f], [0x74d, 0x7a5], - [0x7b1, 0x7b1], [0x7c0, 0x7ea], [0x7f4, 0x7f5], [0x7fa, 0x7fa], [0x800, 0x815], - [0x81a, 0x81a], [0x824, 0x824], [0x828, 0x828], [0x830, 0x83e], [0x840, 0x858], - [0x85e, 0x85e], [0x8a0, 0x8a0], [0x8a2, 0x8ac], [0x200f, 0x200f], - [0xfb1d, 0xfb1d], [0xfb1f, 0xfb28], [0xfb2a, 0xfb36], [0xfb38, 0xfb3c], - [0xfb3e, 0xfb3e], [0xfb40, 0xfb41], [0xfb43, 0xfb44], [0xfb46, 0xfbc1], - [0xfbd3, 0xfd3d], [0xfd50, 0xfd8f], [0xfd92, 0xfdc7], [0xfdf0, 0xfdfc], - [0xfe70, 0xfe74], [0xfe76, 0xfefc], [0x10800, 0x10805], [0x10808, 0x10808], - [0x1080a, 0x10835], [0x10837, 0x10838], [0x1083c, 0x1083c], [0x1083f, 0x10855], - [0x10857, 0x1085f], [0x10900, 0x1091b], [0x10920, 0x10939], [0x1093f, 0x1093f], - [0x10980, 0x109b7], [0x109be, 0x109bf], [0x10a00, 0x10a00], [0x10a10, 0x10a13], - [0x10a15, 0x10a17], [0x10a19, 0x10a33], [0x10a40, 0x10a47], [0x10a50, 0x10a58], - [0x10a60, 0x10a7f], [0x10b00, 0x10b35], [0x10b40, 0x10b55], [0x10b58, 0x10b72], - [0x10b78, 0x10b7f], [0x10c00, 0x10c48], [0x1ee00, 0x1ee03], [0x1ee05, 0x1ee1f], - [0x1ee21, 0x1ee22], [0x1ee24, 0x1ee24], [0x1ee27, 0x1ee27], [0x1ee29, 0x1ee32], - [0x1ee34, 0x1ee37], [0x1ee39, 0x1ee39], [0x1ee3b, 0x1ee3b], [0x1ee42, 0x1ee42], - [0x1ee47, 0x1ee47], [0x1ee49, 0x1ee49], [0x1ee4b, 0x1ee4b], [0x1ee4d, 0x1ee4f], - [0x1ee51, 0x1ee52], [0x1ee54, 0x1ee54], [0x1ee57, 0x1ee57], [0x1ee59, 0x1ee59], - [0x1ee5b, 0x1ee5b], [0x1ee5d, 0x1ee5d], [0x1ee5f, 0x1ee5f], [0x1ee61, 0x1ee62], - [0x1ee64, 0x1ee64], [0x1ee67, 0x1ee6a], [0x1ee6c, 0x1ee72], [0x1ee74, 0x1ee77], - [0x1ee79, 0x1ee7c], [0x1ee7e, 0x1ee7e], [0x1ee80, 0x1ee89], [0x1ee8b, 0x1ee9b], - [0x1eea1, 0x1eea3], [0x1eea5, 0x1eea9], [0x1eeab, 0x1eebb], [0x10fffd, 0x10fffd]]; - - function isStrongRTLChar(charCode) { - for (var i = 0; i < strongRTLRanges.length; i++) { - var currentRange = strongRTLRanges[i]; - if (charCode >= currentRange[0] && charCode <= currentRange[1]) { - return true; - } - } - - return false; - } - - function determineBidi(cueDiv) { - var nodeStack = [], - text = "", - charCode; - - if (!cueDiv || !cueDiv.childNodes) { - return "ltr"; - } - - function pushNodes(nodeStack, node) { - for (var i = node.childNodes.length - 1; i >= 0; i--) { - nodeStack.push(node.childNodes[i]); - } - } - - function nextTextNode(nodeStack) { - if (!nodeStack || !nodeStack.length) { - return null; - } - - var node = nodeStack.pop(), - text = node.textContent || node.innerText; - if (text) { - // TODO: This should match all unicode type B characters (paragraph - // separator characters). See issue #115. - var m = text.match(/^.*(\n|\r)/); - if (m) { - nodeStack.length = 0; - return m[0]; - } - return text; - } - if (node.tagName === "ruby") { - return nextTextNode(nodeStack); - } - if (node.childNodes) { - pushNodes(nodeStack, node); - return nextTextNode(nodeStack); - } - } - - pushNodes(nodeStack, cueDiv); - while ((text = nextTextNode(nodeStack))) { - for (var i = 0; i < text.length; i++) { - charCode = text.charCodeAt(i); - if (isStrongRTLChar(charCode)) { - return "rtl"; - } - } - } - return "ltr"; - } - - function computeLinePos(cue) { - if (typeof cue.line === "number" && - (cue.snapToLines || (cue.line >= 0 && cue.line <= 100))) { - return cue.line; - } - if (!cue.track || !cue.track.textTrackList || - !cue.track.textTrackList.mediaElement) { - return -1; - } - var track = cue.track, - trackList = track.textTrackList, - count = 0; - for (var i = 0; i < trackList.length && trackList[i] !== track; i++) { - if (trackList[i].mode === "showing") { - count++; - } - } - return ++count * -1; - } - - function StyleBox() { - } - -// Apply styles to a div. If there is no div passed then it defaults to the -// div on 'this'. - StyleBox.prototype.applyStyles = function(styles, div) { - div = div || this.div; - for (var prop in styles) { - if (styles.hasOwnProperty(prop)) { - div.style[prop] = styles[prop]; - } - } - }; - - StyleBox.prototype.formatStyle = function(val, unit) { - return val === 0 ? 0 : val + unit; - }; - -// Constructs the computed display state of the cue (a div). Places the div -// into the overlay which should be a block level element (usually a div). - function CueStyleBox(window, cue, styleOptions) { - var isIE8 = (/MSIE\s8\.0/).test(navigator.userAgent); - var color = "rgba(255, 255, 255, 1)"; - var backgroundColor = "rgba(0, 0, 0, 0.8)"; - - if (isIE8) { - color = "rgb(255, 255, 255)"; - backgroundColor = "rgb(0, 0, 0)"; - } - - StyleBox.call(this); - this.cue = cue; - - // Parse our cue's text into a DOM tree rooted at 'cueDiv'. This div will - // have inline positioning and will function as the cue background box. - this.cueDiv = parseContent(window, cue.text); - var styles = { - color: color, - backgroundColor: backgroundColor, - position: "relative", - left: 0, - right: 0, - top: 0, - bottom: 0, - display: "inline" - }; - - if (!isIE8) { - styles.writingMode = cue.vertical === "" ? "horizontal-tb" - : cue.vertical === "lr" ? "vertical-lr" - : "vertical-rl"; - styles.unicodeBidi = "plaintext"; - } - this.applyStyles(styles, this.cueDiv); - - // Create an absolutely positioned div that will be used to position the cue - // div. Note, all WebVTT cue-setting alignments are equivalent to the CSS - // mirrors of them except "middle" which is "center" in CSS. - this.div = window.document.createElement("div"); - styles = { - textAlign: cue.align === "middle" ? "center" : cue.align, - font: styleOptions.font, - whiteSpace: "pre-line", - position: "absolute" - }; - - if (!isIE8) { - styles.direction = determineBidi(this.cueDiv); - styles.writingMode = cue.vertical === "" ? "horizontal-tb" - : cue.vertical === "lr" ? "vertical-lr" - : "vertical-rl". - stylesunicodeBidi = "plaintext"; - } - - this.applyStyles(styles); - - this.div.appendChild(this.cueDiv); - - // Calculate the distance from the reference edge of the viewport to the text - // position of the cue box. The reference edge will be resolved later when - // the box orientation styles are applied. - var textPos = 0; - switch (cue.positionAlign) { - case "start": - textPos = cue.position; - break; - case "middle": - textPos = cue.position - (cue.size / 2); - break; - case "end": - textPos = cue.position - cue.size; - break; - } - - // Horizontal box orientation; textPos is the distance from the left edge of the - // area to the left edge of the box and cue.size is the distance extending to - // the right from there. - if (cue.vertical === "") { - this.applyStyles({ - left: this.formatStyle(textPos, "%"), - width: this.formatStyle(cue.size, "%") - }); - // Vertical box orientation; textPos is the distance from the top edge of the - // area to the top edge of the box and cue.size is the height extending - // downwards from there. - } else { - this.applyStyles({ - top: this.formatStyle(textPos, "%"), - height: this.formatStyle(cue.size, "%") - }); - } - - this.move = function(box) { - this.applyStyles({ - top: this.formatStyle(box.top, "px"), - bottom: this.formatStyle(box.bottom, "px"), - left: this.formatStyle(box.left, "px"), - right: this.formatStyle(box.right, "px"), - height: this.formatStyle(box.height, "px"), - width: this.formatStyle(box.width, "px") - }); - }; - } - CueStyleBox.prototype = _objCreate(StyleBox.prototype); - CueStyleBox.prototype.constructor = CueStyleBox; - -// Represents the co-ordinates of an Element in a way that we can easily -// compute things with such as if it overlaps or intersects with another Element. -// Can initialize it with either a StyleBox or another BoxPosition. - function BoxPosition(obj) { - var isIE8 = (/MSIE\s8\.0/).test(navigator.userAgent); - - // Either a BoxPosition was passed in and we need to copy it, or a StyleBox - // was passed in and we need to copy the results of 'getBoundingClientRect' - // as the object returned is readonly. All co-ordinate values are in reference - // to the viewport origin (top left). - var lh, height, width, top; - if (obj.div) { - height = obj.div.offsetHeight; - width = obj.div.offsetWidth; - top = obj.div.offsetTop; - - var rects = (rects = obj.div.childNodes) && (rects = rects[0]) && - rects.getClientRects && rects.getClientRects(); - obj = obj.div.getBoundingClientRect(); - // In certain cases the outter div will be slightly larger then the sum of - // the inner div's lines. This could be due to bold text, etc, on some platforms. - // In this case we should get the average line height and use that. This will - // result in the desired behaviour. - lh = rects ? Math.max((rects[0] && rects[0].height) || 0, obj.height / rects.length) - : 0; - - } - this.left = obj.left; - this.right = obj.right; - this.top = obj.top || top; - this.height = obj.height || height; - this.bottom = obj.bottom || (top + (obj.height || height)); - this.width = obj.width || width; - this.lineHeight = lh !== undefined ? lh : obj.lineHeight; - - if (isIE8 && !this.lineHeight) { - this.lineHeight = 13; - } - } - -// Move the box along a particular axis. Optionally pass in an amount to move -// the box. If no amount is passed then the default is the line height of the -// box. - BoxPosition.prototype.move = function(axis, toMove) { - toMove = toMove !== undefined ? toMove : this.lineHeight; - switch (axis) { - case "+x": - this.left += toMove; - this.right += toMove; - break; - case "-x": - this.left -= toMove; - this.right -= toMove; - break; - case "+y": - this.top += toMove; - this.bottom += toMove; - break; - case "-y": - this.top -= toMove; - this.bottom -= toMove; - break; - } - }; - -// Check if this box overlaps another box, b2. - BoxPosition.prototype.overlaps = function(b2) { - return this.left < b2.right && - this.right > b2.left && - this.top < b2.bottom && - this.bottom > b2.top; - }; - -// Check if this box overlaps any other boxes in boxes. - BoxPosition.prototype.overlapsAny = function(boxes) { - for (var i = 0; i < boxes.length; i++) { - if (this.overlaps(boxes[i])) { - return true; - } - } - return false; - }; - -// Check if this box is within another box. - BoxPosition.prototype.within = function(container) { - return this.top >= container.top && - this.bottom <= container.bottom && - this.left >= container.left && - this.right <= container.right; - }; - -// Check if this box is entirely within the container or it is overlapping -// on the edge opposite of the axis direction passed. For example, if "+x" is -// passed and the box is overlapping on the left edge of the container, then -// return true. - BoxPosition.prototype.overlapsOppositeAxis = function(container, axis) { - switch (axis) { - case "+x": - return this.left < container.left; - case "-x": - return this.right > container.right; - case "+y": - return this.top < container.top; - case "-y": - return this.bottom > container.bottom; - } - }; - -// Find the percentage of the area that this box is overlapping with another -// box. - BoxPosition.prototype.intersectPercentage = function(b2) { - var x = Math.max(0, Math.min(this.right, b2.right) - Math.max(this.left, b2.left)), - y = Math.max(0, Math.min(this.bottom, b2.bottom) - Math.max(this.top, b2.top)), - intersectArea = x * y; - return intersectArea / (this.height * this.width); - }; - -// Convert the positions from this box to CSS compatible positions using -// the reference container's positions. This has to be done because this -// box's positions are in reference to the viewport origin, whereas, CSS -// values are in referecne to their respective edges. - BoxPosition.prototype.toCSSCompatValues = function(reference) { - return { - top: this.top - reference.top, - bottom: reference.bottom - this.bottom, - left: this.left - reference.left, - right: reference.right - this.right, - height: this.height, - width: this.width - }; - }; - -// Get an object that represents the box's position without anything extra. -// Can pass a StyleBox, HTMLElement, or another BoxPositon. - BoxPosition.getSimpleBoxPosition = function(obj) { - var height = obj.div ? obj.div.offsetHeight : obj.tagName ? obj.offsetHeight : 0; - var width = obj.div ? obj.div.offsetWidth : obj.tagName ? obj.offsetWidth : 0; - var top = obj.div ? obj.div.offsetTop : obj.tagName ? obj.offsetTop : 0; - - obj = obj.div ? obj.div.getBoundingClientRect() : - obj.tagName ? obj.getBoundingClientRect() : obj; - var ret = { - left: obj.left, - right: obj.right, - top: obj.top || top, - height: obj.height || height, - bottom: obj.bottom || (top + (obj.height || height)), - width: obj.width || width - }; - return ret; - }; - -// Move a StyleBox to its specified, or next best, position. The containerBox -// is the box that contains the StyleBox, such as a div. boxPositions are -// a list of other boxes that the styleBox can't overlap with. - function moveBoxToLinePosition(window, styleBox, containerBox, boxPositions) { - - // Find the best position for a cue box, b, on the video. The axis parameter - // is a list of axis, the order of which, it will move the box along. For example: - // Passing ["+x", "-x"] will move the box first along the x axis in the positive - // direction. If it doesn't find a good position for it there it will then move - // it along the x axis in the negative direction. - function findBestPosition(b, axis) { - var bestPosition, - specifiedPosition = new BoxPosition(b), - percentage = 1; // Highest possible so the first thing we get is better. - - for (var i = 0; i < axis.length; i++) { - while (b.overlapsOppositeAxis(containerBox, axis[i]) || - (b.within(containerBox) && b.overlapsAny(boxPositions))) { - b.move(axis[i]); - } - // We found a spot where we aren't overlapping anything. This is our - // best position. - if (b.within(containerBox)) { - return b; - } - var p = b.intersectPercentage(containerBox); - // If we're outside the container box less then we were on our last try - // then remember this position as the best position. - if (percentage > p) { - bestPosition = new BoxPosition(b); - percentage = p; - } - // Reset the box position to the specified position. - b = new BoxPosition(specifiedPosition); - } - return bestPosition || specifiedPosition; - } - - var boxPosition = new BoxPosition(styleBox), - cue = styleBox.cue, - linePos = computeLinePos(cue), - axis = []; - - // If we have a line number to align the cue to. - if (cue.snapToLines) { - var size; - switch (cue.vertical) { - case "": - axis = [ "+y", "-y" ]; - size = "height"; - break; - case "rl": - axis = [ "+x", "-x" ]; - size = "width"; - break; - case "lr": - axis = [ "-x", "+x" ]; - size = "width"; - break; - } - - var step = boxPosition.lineHeight, - position = step * Math.round(linePos), - maxPosition = containerBox[size] + step, - initialAxis = axis[0]; - - // If the specified intial position is greater then the max position then - // clamp the box to the amount of steps it would take for the box to - // reach the max position. - if (Math.abs(position) > maxPosition) { - position = position < 0 ? -1 : 1; - position *= Math.ceil(maxPosition / step) * step; - } - - // If computed line position returns negative then line numbers are - // relative to the bottom of the video instead of the top. Therefore, we - // need to increase our initial position by the length or width of the - // video, depending on the writing direction, and reverse our axis directions. - if (linePos < 0) { - position += cue.vertical === "" ? containerBox.height : containerBox.width; - axis = axis.reverse(); - } - - // Move the box to the specified position. This may not be its best - // position. - boxPosition.move(initialAxis, position); - - } else { - // If we have a percentage line value for the cue. - var calculatedPercentage = (boxPosition.lineHeight / containerBox.height) * 100; - - switch (cue.lineAlign) { - case "middle": - linePos -= (calculatedPercentage / 2); - break; - case "end": - linePos -= calculatedPercentage; - break; - } - - // Apply initial line position to the cue box. - switch (cue.vertical) { - case "": - styleBox.applyStyles({ - top: styleBox.formatStyle(linePos, "%") - }); - break; - case "rl": - styleBox.applyStyles({ - left: styleBox.formatStyle(linePos, "%") - }); - break; - case "lr": - styleBox.applyStyles({ - right: styleBox.formatStyle(linePos, "%") - }); - break; - } - - axis = [ "+y", "-x", "+x", "-y" ]; - - // Get the box position again after we've applied the specified positioning - // to it. - boxPosition = new BoxPosition(styleBox); - } - - var bestPosition = findBestPosition(boxPosition, axis); - styleBox.move(bestPosition.toCSSCompatValues(containerBox)); - } - - function WebVTT$1() { - // Nothing - } - -// Helper to allow strings to be decoded instead of the default binary utf8 data. - WebVTT$1.StringDecoder = function() { - return { - decode: function(data) { - if (!data) { - return ""; - } - if (typeof data !== "string") { - throw new Error("Error - expected string data."); - } - return decodeURIComponent(encodeURIComponent(data)); - } - }; - }; - - WebVTT$1.convertCueToDOMTree = function(window, cuetext) { - if (!window || !cuetext) { - return null; - } - return parseContent(window, cuetext); - }; - - var FONT_SIZE_PERCENT = 0.05; - var FONT_STYLE = "sans-serif"; - var CUE_BACKGROUND_PADDING = "1.5%"; - -// Runs the processing model over the cues and regions passed to it. -// @param overlay A block level element (usually a div) that the computed cues -// and regions will be placed into. - WebVTT$1.processCues = function(window, cues, overlay) { - if (!window || !cues || !overlay) { - return null; - } - - // Remove all previous children. - while (overlay.firstChild) { - overlay.removeChild(overlay.firstChild); - } - - var paddedOverlay = window.document.createElement("div"); - paddedOverlay.style.position = "absolute"; - paddedOverlay.style.left = "0"; - paddedOverlay.style.right = "0"; - paddedOverlay.style.top = "0"; - paddedOverlay.style.bottom = "0"; - paddedOverlay.style.margin = CUE_BACKGROUND_PADDING; - overlay.appendChild(paddedOverlay); - - // Determine if we need to compute the display states of the cues. This could - // be the case if a cue's state has been changed since the last computation or - // if it has not been computed yet. - function shouldCompute(cues) { - for (var i = 0; i < cues.length; i++) { - if (cues[i].hasBeenReset || !cues[i].displayState) { - return true; - } - } - return false; - } - - // We don't need to recompute the cues' display states. Just reuse them. - if (!shouldCompute(cues)) { - for (var i = 0; i < cues.length; i++) { - paddedOverlay.appendChild(cues[i].displayState); - } - return; - } - - var boxPositions = [], - containerBox = BoxPosition.getSimpleBoxPosition(paddedOverlay), - fontSize = Math.round(containerBox.height * FONT_SIZE_PERCENT * 100) / 100; - var styleOptions = { - font: fontSize + "px " + FONT_STYLE - }; - - (function() { - var styleBox, cue; - - for (var i = 0; i < cues.length; i++) { - cue = cues[i]; - - // Compute the intial position and styles of the cue div. - styleBox = new CueStyleBox(window, cue, styleOptions); - paddedOverlay.appendChild(styleBox.div); - - // Move the cue div to it's correct line position. - moveBoxToLinePosition(window, styleBox, containerBox, boxPositions); - - // Remember the computed div so that we don't have to recompute it later - // if we don't have too. - cue.displayState = styleBox.div; - - boxPositions.push(BoxPosition.getSimpleBoxPosition(styleBox)); - } - })(); - }; - - WebVTT$1.Parser = function(window, vttjs, decoder) { - if (!decoder) { - decoder = vttjs; - vttjs = {}; - } - if (!vttjs) { - vttjs = {}; - } - - this.window = window; - this.vttjs = vttjs; - this.state = "INITIAL"; - this.buffer = ""; - this.decoder = decoder || new TextDecoder("utf8"); - this.regionList = []; - }; - - WebVTT$1.Parser.prototype = { - // If the error is a ParsingError then report it to the consumer if - // possible. If it's not a ParsingError then throw it like normal. - reportOrThrowError: function(e) { - if (e instanceof ParsingError) { - this.onparsingerror && this.onparsingerror(e); - } else { - throw e; - } - }, - parse: function (data) { - var self = this; - - // If there is no data then we won't decode it, but will just try to parse - // whatever is in buffer already. This may occur in circumstances, for - // example when flush() is called. - if (data) { - // Try to decode the data that we received. - self.buffer += self.decoder.decode(data, {stream: true}); - } - - function collectNextLine() { - var buffer = self.buffer; - var pos = 0; - while (pos < buffer.length && buffer[pos] !== '\r' && buffer[pos] !== '\n') { - ++pos; - } - var line = buffer.substr(0, pos); - // Advance the buffer early in case we fail below. - if (buffer[pos] === '\r') { - ++pos; - } - if (buffer[pos] === '\n') { - ++pos; - } - self.buffer = buffer.substr(pos); - return line; - } - - // 3.4 WebVTT region and WebVTT region settings syntax - function parseRegion(input) { - var settings = new Settings(); - - parseOptions(input, function (k, v) { - switch (k) { - case "id": - settings.set(k, v); - break; - case "width": - settings.percent(k, v); - break; - case "lines": - settings.integer(k, v); - break; - case "regionanchor": - case "viewportanchor": - var xy = v.split(','); - if (xy.length !== 2) { - break; - } - // We have to make sure both x and y parse, so use a temporary - // settings object here. - var anchor = new Settings(); - anchor.percent("x", xy[0]); - anchor.percent("y", xy[1]); - if (!anchor.has("x") || !anchor.has("y")) { - break; - } - settings.set(k + "X", anchor.get("x")); - settings.set(k + "Y", anchor.get("y")); - break; - case "scroll": - settings.alt(k, v, ["up"]); - break; - } - }, /=/, /\s/); - - // Create the region, using default values for any values that were not - // specified. - if (settings.has("id")) { - var region = new (self.vttjs.VTTRegion || self.window.VTTRegion)(); - region.width = settings.get("width", 100); - region.lines = settings.get("lines", 3); - region.regionAnchorX = settings.get("regionanchorX", 0); - region.regionAnchorY = settings.get("regionanchorY", 100); - region.viewportAnchorX = settings.get("viewportanchorX", 0); - region.viewportAnchorY = settings.get("viewportanchorY", 100); - region.scroll = settings.get("scroll", ""); - // Register the region. - self.onregion && self.onregion(region); - // Remember the VTTRegion for later in case we parse any VTTCues that - // reference it. - self.regionList.push({ - id: settings.get("id"), - region: region - }); - } - } - - // draft-pantos-http-live-streaming-20 - // https://tools.ietf.org/html/draft-pantos-http-live-streaming-20#section-3.5 - // 3.5 WebVTT - function parseTimestampMap(input) { - var settings = new Settings(); - - parseOptions(input, function(k, v) { - switch(k) { - case "MPEGT": - settings.integer(k + 'S', v); - break; - case "LOCA": - settings.set(k + 'L', parseTimeStamp(v)); - break; - } - }, /[^\d]:/, /,/); - - self.ontimestampmap && self.ontimestampmap({ - "MPEGTS": settings.get("MPEGTS"), - "LOCAL": settings.get("LOCAL") - }); - } - - // 3.2 WebVTT metadata header syntax - function parseHeader(input) { - if (input.match(/X-TIMESTAMP-MAP/)) { - // This line contains HLS X-TIMESTAMP-MAP metadata - parseOptions(input, function(k, v) { - switch(k) { - case "X-TIMESTAMP-MAP": - parseTimestampMap(v); - break; - } - }, /=/); - } else { - parseOptions(input, function (k, v) { - switch (k) { - case "Region": - // 3.3 WebVTT region metadata header syntax - parseRegion(v); - break; - } - }, /:/); - } - - } - - // 5.1 WebVTT file parsing. - try { - var line; - if (self.state === "INITIAL") { - // We can't start parsing until we have the first line. - if (!/\r\n|\n/.test(self.buffer)) { - return this; - } - - line = collectNextLine(); - - var m = line.match(/^WEBVTT([ \t].*)?$/); - if (!m || !m[0]) { - throw new ParsingError(ParsingError.Errors.BadSignature); - } - - self.state = "HEADER"; - } - - var alreadyCollectedLine = false; - while (self.buffer) { - // We can't parse a line until we have the full line. - if (!/\r\n|\n/.test(self.buffer)) { - return this; - } - - if (!alreadyCollectedLine) { - line = collectNextLine(); - } else { - alreadyCollectedLine = false; - } - - switch (self.state) { - case "HEADER": - // 13-18 - Allow a header (metadata) under the WEBVTT line. - if (/:/.test(line)) { - parseHeader(line); - } else if (!line) { - // An empty line terminates the header and starts the body (cues). - self.state = "ID"; - } - continue; - case "NOTE": - // Ignore NOTE blocks. - if (!line) { - self.state = "ID"; - } - continue; - case "ID": - // Check for the start of NOTE blocks. - if (/^NOTE($|[ \t])/.test(line)) { - self.state = "NOTE"; - break; - } - // 19-29 - Allow any number of line terminators, then initialize new cue values. - if (!line) { - continue; - } - self.cue = new (self.vttjs.VTTCue || self.window.VTTCue)(0, 0, ""); - self.state = "CUE"; - // 30-39 - Check if self line contains an optional identifier or timing data. - if (line.indexOf("-->") === -1) { - self.cue.id = line; - continue; - } - // Process line as start of a cue. - /*falls through*/ - case "CUE": - // 40 - Collect cue timings and settings. - try { - parseCue(line, self.cue, self.regionList); - } catch (e) { - self.reportOrThrowError(e); - // In case of an error ignore rest of the cue. - self.cue = null; - self.state = "BADCUE"; - continue; - } - self.state = "CUETEXT"; - continue; - case "CUETEXT": - var hasSubstring = line.indexOf("-->") !== -1; - // 34 - If we have an empty line then report the cue. - // 35 - If we have the special substring '-->' then report the cue, - // but do not collect the line as we need to process the current - // one as a new cue. - if (!line || hasSubstring && (alreadyCollectedLine = true)) { - // We are done parsing self cue. - self.oncue && self.oncue(self.cue); - self.cue = null; - self.state = "ID"; - continue; - } - if (self.cue.text) { - self.cue.text += "\n"; - } - self.cue.text += line; - continue; - case "BADCUE": // BADCUE - // 54-62 - Collect and discard the remaining cue. - if (!line) { - self.state = "ID"; - } - continue; - } - } - } catch (e) { - self.reportOrThrowError(e); - - // If we are currently parsing a cue, report what we have. - if (self.state === "CUETEXT" && self.cue && self.oncue) { - self.oncue(self.cue); - } - self.cue = null; - // Enter BADWEBVTT state if header was not parsed correctly otherwise - // another exception occurred so enter BADCUE state. - self.state = self.state === "INITIAL" ? "BADWEBVTT" : "BADCUE"; - } - return this; - }, - flush: function () { - var self = this; - try { - // Finish decoding the stream. - self.buffer += self.decoder.decode(); - // Synthesize the end of the current cue or region. - if (self.cue || self.state === "HEADER") { - self.buffer += "\n\n"; - self.parse(); - } - // If we've flushed, parsed, and we're still on the INITIAL state then - // that means we don't have enough of the stream to parse the first - // line. - if (self.state === "INITIAL") { - throw new ParsingError(ParsingError.Errors.BadSignature); - } - } catch(e) { - self.reportOrThrowError(e); - } - self.onflush && self.onflush(); - return this; - } - }; - - var vtt$1 = WebVTT$1; - - /** - * Copyright 2013 vtt.js Contributors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - - var autoKeyword = "auto"; - var directionSetting = { - "": true, - "lr": true, - "rl": true - }; - var alignSetting = { - "start": true, - "middle": true, - "end": true, - "left": true, - "right": true - }; - - function findDirectionSetting(value) { - if (typeof value !== "string") { - return false; - } - var dir = directionSetting[value.toLowerCase()]; - return dir ? value.toLowerCase() : false; - } - - function findAlignSetting(value) { - if (typeof value !== "string") { - return false; - } - var align = alignSetting[value.toLowerCase()]; - return align ? value.toLowerCase() : false; - } - - function extend$1(obj) { - var i = 1; - for (; i < arguments.length; i++) { - var cobj = arguments[i]; - for (var p in cobj) { - obj[p] = cobj[p]; - } - } - - return obj; - } - - function VTTCue(startTime, endTime, text) { - var cue = this; - var isIE8 = (/MSIE\s8\.0/).test(navigator.userAgent); - var baseObj = {}; - - if (isIE8) { - cue = document.createElement('custom'); - } else { - baseObj.enumerable = true; - } - - /** - * Shim implementation specific properties. These properties are not in - * the spec. - */ - - // Lets us know when the VTTCue's data has changed in such a way that we need - // to recompute its display state. This lets us compute its display state - // lazily. - cue.hasBeenReset = false; - - /** - * VTTCue and TextTrackCue properties - * http://dev.w3.org/html5/webvtt/#vttcue-interface - */ - - var _id = ""; - var _pauseOnExit = false; - var _startTime = startTime; - var _endTime = endTime; - var _text = text; - var _region = null; - var _vertical = ""; - var _snapToLines = true; - var _line = "auto"; - var _lineAlign = "start"; - var _position = 50; - var _positionAlign = "middle"; - var _size = 50; - var _align = "middle"; - - Object.defineProperty(cue, - "id", extend$1({}, baseObj, { - get: function() { - return _id; - }, - set: function(value) { - _id = "" + value; - } - })); - - Object.defineProperty(cue, - "pauseOnExit", extend$1({}, baseObj, { - get: function() { - return _pauseOnExit; - }, - set: function(value) { - _pauseOnExit = !!value; - } - })); - - Object.defineProperty(cue, - "startTime", extend$1({}, baseObj, { - get: function() { - return _startTime; - }, - set: function(value) { - if (typeof value !== "number") { - throw new TypeError("Start time must be set to a number."); - } - _startTime = value; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "endTime", extend$1({}, baseObj, { - get: function() { - return _endTime; - }, - set: function(value) { - if (typeof value !== "number") { - throw new TypeError("End time must be set to a number."); - } - _endTime = value; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "text", extend$1({}, baseObj, { - get: function() { - return _text; - }, - set: function(value) { - _text = "" + value; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "region", extend$1({}, baseObj, { - get: function() { - return _region; - }, - set: function(value) { - _region = value; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "vertical", extend$1({}, baseObj, { - get: function() { - return _vertical; - }, - set: function(value) { - var setting = findDirectionSetting(value); - // Have to check for false because the setting an be an empty string. - if (setting === false) { - throw new SyntaxError("An invalid or illegal string was specified."); - } - _vertical = setting; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "snapToLines", extend$1({}, baseObj, { - get: function() { - return _snapToLines; - }, - set: function(value) { - _snapToLines = !!value; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "line", extend$1({}, baseObj, { - get: function() { - return _line; - }, - set: function(value) { - if (typeof value !== "number" && value !== autoKeyword) { - throw new SyntaxError("An invalid number or illegal string was specified."); - } - _line = value; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "lineAlign", extend$1({}, baseObj, { - get: function() { - return _lineAlign; - }, - set: function(value) { - var setting = findAlignSetting(value); - if (!setting) { - throw new SyntaxError("An invalid or illegal string was specified."); - } - _lineAlign = setting; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "position", extend$1({}, baseObj, { - get: function() { - return _position; - }, - set: function(value) { - if (value < 0 || value > 100) { - throw new Error("Position must be between 0 and 100."); - } - _position = value; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "positionAlign", extend$1({}, baseObj, { - get: function() { - return _positionAlign; - }, - set: function(value) { - var setting = findAlignSetting(value); - if (!setting) { - throw new SyntaxError("An invalid or illegal string was specified."); - } - _positionAlign = setting; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "size", extend$1({}, baseObj, { - get: function() { - return _size; - }, - set: function(value) { - if (value < 0 || value > 100) { - throw new Error("Size must be between 0 and 100."); - } - _size = value; - this.hasBeenReset = true; - } - })); - - Object.defineProperty(cue, - "align", extend$1({}, baseObj, { - get: function() { - return _align; - }, - set: function(value) { - var setting = findAlignSetting(value); - if (!setting) { - throw new SyntaxError("An invalid or illegal string was specified."); - } - _align = setting; - this.hasBeenReset = true; - } - })); - - /** - * Other spec defined properties - */ - - // http://www.whatwg.org/specs/web-apps/current-work/multipage/the-video-element.html#text-track-cue-display-state - cue.displayState = undefined; - - if (isIE8) { - return cue; - } - } - - /** - * VTTCue methods - */ - - VTTCue.prototype.getCueAsHTML = function() { - // Assume WebVTT.convertCueToDOMTree is on the global. - return WebVTT.convertCueToDOMTree(window, this.text); - }; - - var vttcue = VTTCue; - - /** - * Copyright 2013 vtt.js Contributors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - - var scrollSetting = { - "": true, - "up": true - }; - - function findScrollSetting(value) { - if (typeof value !== "string") { - return false; - } - var scroll = scrollSetting[value.toLowerCase()]; - return scroll ? value.toLowerCase() : false; - } - - function isValidPercentValue(value) { - return typeof value === "number" && (value >= 0 && value <= 100); - } - -// VTTRegion shim http://dev.w3.org/html5/webvtt/#vttregion-interface - function VTTRegion() { - var _width = 100; - var _lines = 3; - var _regionAnchorX = 0; - var _regionAnchorY = 100; - var _viewportAnchorX = 0; - var _viewportAnchorY = 100; - var _scroll = ""; - - Object.defineProperties(this, { - "width": { - enumerable: true, - get: function() { - return _width; - }, - set: function(value) { - if (!isValidPercentValue(value)) { - throw new Error("Width must be between 0 and 100."); - } - _width = value; - } - }, - "lines": { - enumerable: true, - get: function() { - return _lines; - }, - set: function(value) { - if (typeof value !== "number") { - throw new TypeError("Lines must be set to a number."); - } - _lines = value; - } - }, - "regionAnchorY": { - enumerable: true, - get: function() { - return _regionAnchorY; - }, - set: function(value) { - if (!isValidPercentValue(value)) { - throw new Error("RegionAnchorX must be between 0 and 100."); - } - _regionAnchorY = value; - } - }, - "regionAnchorX": { - enumerable: true, - get: function() { - return _regionAnchorX; - }, - set: function(value) { - if(!isValidPercentValue(value)) { - throw new Error("RegionAnchorY must be between 0 and 100."); - } - _regionAnchorX = value; - } - }, - "viewportAnchorY": { - enumerable: true, - get: function() { - return _viewportAnchorY; - }, - set: function(value) { - if (!isValidPercentValue(value)) { - throw new Error("ViewportAnchorY must be between 0 and 100."); - } - _viewportAnchorY = value; - } - }, - "viewportAnchorX": { - enumerable: true, - get: function() { - return _viewportAnchorX; - }, - set: function(value) { - if (!isValidPercentValue(value)) { - throw new Error("ViewportAnchorX must be between 0 and 100."); - } - _viewportAnchorX = value; - } - }, - "scroll": { - enumerable: true, - get: function() { - return _scroll; - }, - set: function(value) { - var setting = findScrollSetting(value); - // Have to check for false as an empty string is a legal value. - if (setting === false) { - throw new SyntaxError("An invalid or illegal string was specified."); - } - _scroll = setting; - } - } - }); - } - - var vttregion = VTTRegion; - - var browserIndex = createCommonjsModule(function (module) { - /** - * Copyright 2013 vtt.js Contributors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -// Default exports for Node. Export the extended versions of VTTCue and -// VTTRegion in Node since we likely want the capability to convert back and -// forth between JSON. If we don't then it's not that big of a deal since we're -// off browser. - - - - var vttjs = module.exports = { - WebVTT: vtt$1, - VTTCue: vttcue, - VTTRegion: vttregion - }; - - window_1.vttjs = vttjs; - window_1.WebVTT = vttjs.WebVTT; - - var cueShim = vttjs.VTTCue; - var regionShim = vttjs.VTTRegion; - var nativeVTTCue = window_1.VTTCue; - var nativeVTTRegion = window_1.VTTRegion; - - vttjs.shim = function() { - window_1.VTTCue = cueShim; - window_1.VTTRegion = regionShim; - }; - - vttjs.restore = function() { - window_1.VTTCue = nativeVTTCue; - window_1.VTTRegion = nativeVTTRegion; - }; - - if (!window_1.VTTCue) { - vttjs.shim(); - } - }); - - /** - * @file tech.js - */ - - /** - * An Object containing a structure like: `{src: 'url', type: 'mimetype'}` or string - * that just contains the src url alone. - * * `var SourceObject = {src: 'http://ex.com/video.mp4', type: 'video/mp4'};` - * `var SourceString = 'http://example.com/some-video.mp4';` - * - * @typedef {Object|string} Tech~SourceObject - * - * @property {string} src - * The url to the source - * - * @property {string} type - * The mime type of the source - */ - - /** - * A function used by {@link Tech} to create a new {@link TextTrack}. - * - * @private - * - * @param {Tech} self - * An instance of the Tech class. - * - * @param {string} kind - * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata) - * - * @param {string} [label] - * Label to identify the text track - * - * @param {string} [language] - * Two letter language abbreviation - * - * @param {Object} [options={}] - * An object with additional text track options - * - * @return {TextTrack} - * The text track that was created. - */ - function createTrackHelper(self, kind, label, language) { - var options = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : {}; - - var tracks = self.textTracks(); - - options.kind = kind; - - if (label) { - options.label = label; - } - if (language) { - options.language = language; - } - options.tech = self; - - var track = new ALL.text.TrackClass(options); - - tracks.addTrack(track); - - return track; - } - - /** - * This is the base class for media playback technology controllers, such as - * {@link Flash} and {@link HTML5} - * - * @extends Component - */ - - var Tech = function (_Component) { - inherits(Tech, _Component); - - /** - * Create an instance of this Tech. - * - * @param {Object} [options] - * The key/value store of player options. - * - * @param {Component~ReadyCallback} ready - * Callback function to call when the `HTML5` Tech is ready. - */ - function Tech() { - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - var ready = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : function () {}; - classCallCheck(this, Tech); - - // we don't want the tech to report user activity automatically. - // This is done manually in addControlsListeners - options.reportTouchActivity = false; - - // keep track of whether the current source has played at all to - // implement a very limited played() - var _this = possibleConstructorReturn(this, _Component.call(this, null, options, ready)); - - _this.hasStarted_ = false; - _this.on('playing', function () { - this.hasStarted_ = true; - }); - _this.on('loadstart', function () { - this.hasStarted_ = false; - }); - - ALL.names.forEach(function (name) { - var props = ALL[name]; - - if (options && options[props.getterName]) { - _this[props.privateName] = options[props.getterName]; - } - }); - - // Manually track progress in cases where the browser/flash player doesn't report it. - if (!_this.featuresProgressEvents) { - _this.manualProgressOn(); - } - - // Manually track timeupdates in cases where the browser/flash player doesn't report it. - if (!_this.featuresTimeupdateEvents) { - _this.manualTimeUpdatesOn(); - } - - ['Text', 'Audio', 'Video'].forEach(function (track) { - if (options['native' + track + 'Tracks'] === false) { - _this['featuresNative' + track + 'Tracks'] = false; - } - }); - - if (options.nativeCaptions === false || options.nativeTextTracks === false) { - _this.featuresNativeTextTracks = false; - } else if (options.nativeCaptions === true || options.nativeTextTracks === true) { - _this.featuresNativeTextTracks = true; - } - - if (!_this.featuresNativeTextTracks) { - _this.emulateTextTracks(); - } - - _this.autoRemoteTextTracks_ = new ALL.text.ListClass(); - - _this.initTrackListeners(); - - // Turn on component tap events only if not using native controls - if (!options.nativeControlsForTouch) { - _this.emitTapEvents(); - } - - if (_this.constructor) { - _this.name_ = _this.constructor.name || 'Unknown Tech'; - } - return _this; - } - - /* Fallbacks for unsupported event types - ================================================================================ */ - - /** - * Polyfill the `progress` event for browsers that don't support it natively. - * - * @see {@link Tech#trackProgress} - */ - - - Tech.prototype.manualProgressOn = function manualProgressOn() { - this.on('durationchange', this.onDurationChange); - - this.manualProgress = true; - - // Trigger progress watching when a source begins loading - this.one('ready', this.trackProgress); - }; - - /** - * Turn off the polyfill for `progress` events that was created in - * {@link Tech#manualProgressOn} - */ - - - Tech.prototype.manualProgressOff = function manualProgressOff() { - this.manualProgress = false; - this.stopTrackingProgress(); - - this.off('durationchange', this.onDurationChange); - }; - - /** - * This is used to trigger a `progress` event when the buffered percent changes. It - * sets an interval function that will be called every 500 milliseconds to check if the - * buffer end percent has changed. - * - * > This function is called by {@link Tech#manualProgressOn} - * - * @param {EventTarget~Event} event - * The `ready` event that caused this to run. - * - * @listens Tech#ready - * @fires Tech#progress - */ - - - Tech.prototype.trackProgress = function trackProgress(event) { - this.stopTrackingProgress(); - this.progressInterval = this.setInterval(bind(this, function () { - // Don't trigger unless buffered amount is greater than last time - - var numBufferedPercent = this.bufferedPercent(); - - if (this.bufferedPercent_ !== numBufferedPercent) { - /** - * See {@link Player#progress} - * - * @event Tech#progress - * @type {EventTarget~Event} - */ - this.trigger('progress'); - } - - this.bufferedPercent_ = numBufferedPercent; - - if (numBufferedPercent === 1) { - this.stopTrackingProgress(); - } - }), 500); - }; - - /** - * Update our internal duration on a `durationchange` event by calling - * {@link Tech#duration}. - * - * @param {EventTarget~Event} event - * The `durationchange` event that caused this to run. - * - * @listens Tech#durationchange - */ - - - Tech.prototype.onDurationChange = function onDurationChange(event) { - this.duration_ = this.duration(); - }; - - /** - * Get and create a `TimeRange` object for buffering. - * - * @return {TimeRange} - * The time range object that was created. - */ - - - Tech.prototype.buffered = function buffered() { - return createTimeRanges(0, 0); - }; - - /** - * Get the percentage of the current video that is currently buffered. - * - * @return {number} - * A number from 0 to 1 that represents the decimal percentage of the - * video that is buffered. - * - */ - - - Tech.prototype.bufferedPercent = function bufferedPercent$$1() { - return bufferedPercent(this.buffered(), this.duration_); - }; - - /** - * Turn off the polyfill for `progress` events that was created in - * {@link Tech#manualProgressOn} - * Stop manually tracking progress events by clearing the interval that was set in - * {@link Tech#trackProgress}. - */ - - - Tech.prototype.stopTrackingProgress = function stopTrackingProgress() { - this.clearInterval(this.progressInterval); - }; - - /** - * Polyfill the `timeupdate` event for browsers that don't support it. - * - * @see {@link Tech#trackCurrentTime} - */ - - - Tech.prototype.manualTimeUpdatesOn = function manualTimeUpdatesOn() { - this.manualTimeUpdates = true; - - this.on('play', this.trackCurrentTime); - this.on('pause', this.stopTrackingCurrentTime); - }; - - /** - * Turn off the polyfill for `timeupdate` events that was created in - * {@link Tech#manualTimeUpdatesOn} - */ - - - Tech.prototype.manualTimeUpdatesOff = function manualTimeUpdatesOff() { - this.manualTimeUpdates = false; - this.stopTrackingCurrentTime(); - this.off('play', this.trackCurrentTime); - this.off('pause', this.stopTrackingCurrentTime); - }; - - /** - * Sets up an interval function to track current time and trigger `timeupdate` every - * 250 milliseconds. - * - * @listens Tech#play - * @triggers Tech#timeupdate - */ - - - Tech.prototype.trackCurrentTime = function trackCurrentTime() { - if (this.currentTimeInterval) { - this.stopTrackingCurrentTime(); - } - this.currentTimeInterval = this.setInterval(function () { - /** - * Triggered at an interval of 250ms to indicated that time is passing in the video. - * - * @event Tech#timeupdate - * @type {EventTarget~Event} - */ - this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); - - // 42 = 24 fps // 250 is what Webkit uses // FF uses 15 - }, 250); - }; - - /** - * Stop the interval function created in {@link Tech#trackCurrentTime} so that the - * `timeupdate` event is no longer triggered. - * - * @listens {Tech#pause} - */ - - - Tech.prototype.stopTrackingCurrentTime = function stopTrackingCurrentTime() { - this.clearInterval(this.currentTimeInterval); - - // #1002 - if the video ends right before the next timeupdate would happen, - // the progress bar won't make it all the way to the end - this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); - }; - - /** - * Turn off all event polyfills, clear the `Tech`s {@link AudioTrackList}, - * {@link VideoTrackList}, and {@link TextTrackList}, and dispose of this Tech. - * - * @fires Component#dispose - */ - - - Tech.prototype.dispose = function dispose() { - - // clear out all tracks because we can't reuse them between techs - this.clearTracks(NORMAL.names); - - // Turn off any manual progress or timeupdate tracking - if (this.manualProgress) { - this.manualProgressOff(); - } - - if (this.manualTimeUpdates) { - this.manualTimeUpdatesOff(); - } - - _Component.prototype.dispose.call(this); - }; - - /** - * Clear out a single `TrackList` or an array of `TrackLists` given their names. - * - * > Note: Techs without source handlers should call this between sources for `video` - * & `audio` tracks. You don't want to use them between tracks! - * - * @param {string[]|string} types - * TrackList names to clear, valid names are `video`, `audio`, and - * `text`. - */ - - - Tech.prototype.clearTracks = function clearTracks(types) { - var _this2 = this; - - types = [].concat(types); - // clear out all tracks because we can't reuse them between techs - types.forEach(function (type) { - var list = _this2[type + 'Tracks']() || []; - var i = list.length; - - while (i--) { - var track = list[i]; - - if (type === 'text') { - _this2.removeRemoteTextTrack(track); - } - list.removeTrack(track); - } - }); - }; - - /** - * Remove any TextTracks added via addRemoteTextTrack that are - * flagged for automatic garbage collection - */ - - - Tech.prototype.cleanupAutoTextTracks = function cleanupAutoTextTracks() { - var list = this.autoRemoteTextTracks_ || []; - var i = list.length; - - while (i--) { - var track = list[i]; - - this.removeRemoteTextTrack(track); - } - }; - - /** - * Reset the tech, which will removes all sources and reset the internal readyState. - * - * @abstract - */ - - - Tech.prototype.reset = function reset() {}; - - /** - * Get or set an error on the Tech. - * - * @param {MediaError} [err] - * Error to set on the Tech - * - * @return {MediaError|null} - * The current error object on the tech, or null if there isn't one. - */ - - - Tech.prototype.error = function error(err) { - if (err !== undefined) { - this.error_ = new MediaError(err); - this.trigger('error'); - } - return this.error_; - }; - - /** - * Returns the `TimeRange`s that have been played through for the current source. - * - * > NOTE: This implementation is incomplete. It does not track the played `TimeRange`. - * It only checks wether the source has played at all or not. - * - * @return {TimeRange} - * - A single time range if this video has played - * - An empty set of ranges if not. - */ - - - Tech.prototype.played = function played() { - if (this.hasStarted_) { - return createTimeRanges(0, 0); - } - return createTimeRanges(); - }; - - /** - * Causes a manual time update to occur if {@link Tech#manualTimeUpdatesOn} was - * previously called. - * - * @fires Tech#timeupdate - */ - - - Tech.prototype.setCurrentTime = function setCurrentTime() { - // improve the accuracy of manual timeupdates - if (this.manualTimeUpdates) { - /** - * A manual `timeupdate` event. - * - * @event Tech#timeupdate - * @type {EventTarget~Event} - */ - this.trigger({ type: 'timeupdate', target: this, manuallyTriggered: true }); - } - }; - - /** - * Turn on listeners for {@link VideoTrackList}, {@link {AudioTrackList}, and - * {@link TextTrackList} events. - * - * This adds {@link EventTarget~EventListeners} for `addtrack`, and `removetrack`. - * - * @fires Tech#audiotrackchange - * @fires Tech#videotrackchange - * @fires Tech#texttrackchange - */ - - - Tech.prototype.initTrackListeners = function initTrackListeners() { - var _this3 = this; - - /** - * Triggered when tracks are added or removed on the Tech {@link AudioTrackList} - * - * @event Tech#audiotrackchange - * @type {EventTarget~Event} - */ - - /** - * Triggered when tracks are added or removed on the Tech {@link VideoTrackList} - * - * @event Tech#videotrackchange - * @type {EventTarget~Event} - */ - - /** - * Triggered when tracks are added or removed on the Tech {@link TextTrackList} - * - * @event Tech#texttrackchange - * @type {EventTarget~Event} - */ - NORMAL.names.forEach(function (name) { - var props = NORMAL[name]; - var trackListChanges = function trackListChanges() { - _this3.trigger(name + 'trackchange'); - }; - - var tracks = _this3[props.getterName](); - - tracks.addEventListener('removetrack', trackListChanges); - tracks.addEventListener('addtrack', trackListChanges); - - _this3.on('dispose', function () { - tracks.removeEventListener('removetrack', trackListChanges); - tracks.removeEventListener('addtrack', trackListChanges); - }); - }); - }; - - /** - * Emulate TextTracks using vtt.js if necessary - * - * @fires Tech#vttjsloaded - * @fires Tech#vttjserror - */ - - - Tech.prototype.addWebVttScript_ = function addWebVttScript_() { - var _this4 = this; - - if (window_1.WebVTT) { - return; - } - - // Initially, Tech.el_ is a child of a dummy-div wait until the Component system - // signals that the Tech is ready at which point Tech.el_ is part of the DOM - // before inserting the WebVTT script - if (document_1.body.contains(this.el())) { - - // load via require if available and vtt.js script location was not passed in - // as an option. novtt builds will turn the above require call into an empty object - // which will cause this if check to always fail. - if (!this.options_['vtt.js'] && isPlain(browserIndex) && Object.keys(browserIndex).length > 0) { - this.trigger('vttjsloaded'); - return; - } - - // load vtt.js via the script location option or the cdn of no location was - // passed in - var script = document_1.createElement('script'); - - script.src = this.options_['vtt.js'] || 'https://vjs.zencdn.net/vttjs/0.12.4/vtt.min.js'; - script.onload = function () { - /** - * Fired when vtt.js is loaded. - * - * @event Tech#vttjsloaded - * @type {EventTarget~Event} - */ - _this4.trigger('vttjsloaded'); - }; - script.onerror = function () { - /** - * Fired when vtt.js was not loaded due to an error - * - * @event Tech#vttjsloaded - * @type {EventTarget~Event} - */ - _this4.trigger('vttjserror'); - }; - this.on('dispose', function () { - script.onload = null; - script.onerror = null; - }); - // but have not loaded yet and we set it to true before the inject so that - // we don't overwrite the injected window.WebVTT if it loads right away - window_1.WebVTT = true; - this.el().parentNode.appendChild(script); - } else { - this.ready(this.addWebVttScript_); - } - }; - - /** - * Emulate texttracks - * - */ - - - Tech.prototype.emulateTextTracks = function emulateTextTracks() { - var _this5 = this; - - var tracks = this.textTracks(); - var remoteTracks = this.remoteTextTracks(); - var handleAddTrack = function handleAddTrack(e) { - return tracks.addTrack(e.track); - }; - var handleRemoveTrack = function handleRemoveTrack(e) { - return tracks.removeTrack(e.track); - }; - - remoteTracks.on('addtrack', handleAddTrack); - remoteTracks.on('removetrack', handleRemoveTrack); - - this.addWebVttScript_(); - - var updateDisplay = function updateDisplay() { - return _this5.trigger('texttrackchange'); - }; - - var textTracksChanges = function textTracksChanges() { - updateDisplay(); - - for (var i = 0; i < tracks.length; i++) { - var track = tracks[i]; - - track.removeEventListener('cuechange', updateDisplay); - if (track.mode === 'showing') { - track.addEventListener('cuechange', updateDisplay); - } - } - }; - - textTracksChanges(); - tracks.addEventListener('change', textTracksChanges); - tracks.addEventListener('addtrack', textTracksChanges); - tracks.addEventListener('removetrack', textTracksChanges); - - this.on('dispose', function () { - remoteTracks.off('addtrack', handleAddTrack); - remoteTracks.off('removetrack', handleRemoveTrack); - tracks.removeEventListener('change', textTracksChanges); - tracks.removeEventListener('addtrack', textTracksChanges); - tracks.removeEventListener('removetrack', textTracksChanges); - - for (var i = 0; i < tracks.length; i++) { - var track = tracks[i]; - - track.removeEventListener('cuechange', updateDisplay); - } - }); - }; - - /** - * Create and returns a remote {@link TextTrack} object. - * - * @param {string} kind - * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata) - * - * @param {string} [label] - * Label to identify the text track - * - * @param {string} [language] - * Two letter language abbreviation - * - * @return {TextTrack} - * The TextTrack that gets created. - */ - - - Tech.prototype.addTextTrack = function addTextTrack(kind, label, language) { - if (!kind) { - throw new Error('TextTrack kind is required but was not provided'); - } - - return createTrackHelper(this, kind, label, language); - }; - - /** - * Create an emulated TextTrack for use by addRemoteTextTrack - * - * This is intended to be overridden by classes that inherit from - * Tech in order to create native or custom TextTracks. - * - * @param {Object} options - * The object should contain the options to initialize the TextTrack with. - * - * @param {string} [options.kind] - * `TextTrack` kind (subtitles, captions, descriptions, chapters, or metadata). - * - * @param {string} [options.label]. - * Label to identify the text track - * - * @param {string} [options.language] - * Two letter language abbreviation. - * - * @return {HTMLTrackElement} - * The track element that gets created. - */ - - - Tech.prototype.createRemoteTextTrack = function createRemoteTextTrack(options) { - var track = mergeOptions(options, { - tech: this - }); - - return new REMOTE.remoteTextEl.TrackClass(track); - }; - - /** - * Creates a remote text track object and returns an html track element. - * - * > Note: This can be an emulated {@link HTMLTrackElement} or a native one. - * - * @param {Object} options - * See {@link Tech#createRemoteTextTrack} for more detailed properties. - * - * @param {boolean} [manualCleanup=true] - * - When false: the TextTrack will be automatically removed from the video - * element whenever the source changes - * - When True: The TextTrack will have to be cleaned up manually - * - * @return {HTMLTrackElement} - * An Html Track Element. - * - * @deprecated The default functionality for this function will be equivalent - * to "manualCleanup=false" in the future. The manualCleanup parameter will - * also be removed. - */ - - - Tech.prototype.addRemoteTextTrack = function addRemoteTextTrack() { - var _this6 = this; - - var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; - var manualCleanup = arguments[1]; - - var htmlTrackElement = this.createRemoteTextTrack(options); - - if (manualCleanup !== true && manualCleanup !== false) { - // deprecation warning - log$1.warn('Calling addRemoteTextTrack without explicitly setting the "manualCleanup" parameter to `true` is deprecated and default to `false` in future version of video.js'); - manualCleanup = true; - } - - // store HTMLTrackElement and TextTrack to remote list - this.remoteTextTrackEls().addTrackElement_(htmlTrackElement); - this.remoteTextTracks().addTrack(htmlTrackElement.track); - - if (manualCleanup !== true) { - // create the TextTrackList if it doesn't exist - this.ready(function () { - return _this6.autoRemoteTextTracks_.addTrack(htmlTrackElement.track); - }); - } - - return htmlTrackElement; - }; - - /** - * Remove a remote text track from the remote `TextTrackList`. - * - * @param {TextTrack} track - * `TextTrack` to remove from the `TextTrackList` - */ - - - Tech.prototype.removeRemoteTextTrack = function removeRemoteTextTrack(track) { - var trackElement = this.remoteTextTrackEls().getTrackElementByTrack_(track); - - // remove HTMLTrackElement and TextTrack from remote list - this.remoteTextTrackEls().removeTrackElement_(trackElement); - this.remoteTextTracks().removeTrack(track); - this.autoRemoteTextTracks_.removeTrack(track); - }; - - /** - * Gets available media playback quality metrics as specified by the W3C's Media - * Playback Quality API. - * - * @see [Spec]{@link https://wicg.github.io/media-playback-quality} - * - * @return {Object} - * An object with supported media playback quality metrics - * - * @abstract - */ - - - Tech.prototype.getVideoPlaybackQuality = function getVideoPlaybackQuality() { - return {}; - }; - - /** - * A method to set a poster from a `Tech`. - * - * @abstract - */ - - - Tech.prototype.setPoster = function setPoster() {}; - - /** - * A method to check for the presence of the 'playsinine'