/*! Video.js - HTML5 Video Player Version 3.0.7 LGPL v3 LICENSE INFO This file is part of Video.js. Copyright 2011 Zencoder, Inc. Video.js is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Video.js is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with Video.js. If not, see . */ // Self-executing function to prevent global vars and help with minification ;(function(window, undefined){ var document = window.document, CDN_VERSION = "3.0";// HTML5 Shiv. Must be in to support older browsers. document.createElement("video");document.createElement("audio"); var VideoJS = function(id, addOptions, ready){ var tag; // Element of ID // Allow for element or ID to be passed in // String ID if (typeof id == "string") { // Adjust for jQuery ID syntax if (id.indexOf("#") === 0) { id = id.slice(1); } // If a player instance has already been created for this ID return it. if (_V_.players[id]) { return _V_.players[id]; // Otherwise get element for ID } else { tag = _V_.el(id) } // ID is a media element } else { tag = id; } // Check for a useable element if (!tag || !tag.nodeName) { // re: nodeName, could be a box div also throw new TypeError("The element or ID supplied is not valid. (VideoJS)"); // Returns } // Element may have a player attr referring to an already created player instance. // If not, set up a new player and return the instance. return tag.player || new _V_.Player(tag, addOptions, ready); }, // Shortcut _V_ = VideoJS; VideoJS.players = {}; VideoJS.options = { // Default order of fallback technology techOrder: ["html5","flash"], // techOrder: ["flash","html5"], html5: {}, flash: { swf: "http://vjs.zencdn.net/c/video-js.swf" }, // Default of web browser is 300x150. Should rely on source width/height. width: "auto", height: "auto", // defaultVolume: 0.85, defaultVolume: 0.00, // The freakin seaguls are driving me crazy! // Included control sets components: [ "poster", "loadingSpinner", "bigPlayButton", { name: "controlBar", options: { components: [ "playToggle", "fullscreenToggle", "currentTimeDisplay", "timeDivider", "durationDisplay", "remainingTimeDisplay", { name: "progressControl", options: { components: [ { name: "seekBar", options: { components: [ "loadProgressBar", "playProgressBar", "seekHandle" ]} } ]} }, { name: "volumeControl", options: { components: [ { name: "volumeBar", options: { components: [ "volumeLevel", "volumeHandle" ]} } ]} }, "muteToggle" ] }}, "subtitlesDisplay"/*, "replay"*/ ] }; // Set CDN Version of swf if (CDN_VERSION != "GENERATED_CDN_VSN") { _V_.options.flash.swf = "http://vjs.zencdn.net/"+CDN_VERSION+"/video-js.swf" } // Automatically set up any tags that have a data-setup attribute _V_.autoSetup = function(){ var options, vid, player, vids = document.getElementsByTagName("video"); // Check if any media elements exist if (vids && vids.length > 0) { for (var i=0,j=vids.length; i 0 || gh > 0) ? h + ":" : ""; // If hours are showing, we may need to add a leading zero. // Always show at least one digit of minutes. m = (((h || gm >= 10) && m < 10) ? "0" + m : m) + ":"; // Check if leading zero is need for seconds s = (s < 10) ? "0" + s : s; return h + m + s; }, capitalize: function(string){ return string.charAt(0).toUpperCase() + string.slice(1); }, // Return the relative horizonal position of an event as a value from 0-1 getRelativePosition: function(x, relativeElement){ return Math.max(0, Math.min(1, (x - _V_.findPosX(relativeElement)) / relativeElement.offsetWidth)); }, getComputedStyleValue: function(element, style){ return window.getComputedStyle(element, null).getPropertyValue(style); }, trim: function(string){ return string.toString().replace(/^\s+/, "").replace(/\s+$/, ""); }, round: function(num, dec) { if (!dec) { dec = 0; } return Math.round(num*Math.pow(10,dec))/Math.pow(10,dec); }, isEmpty: function(object) { for (var prop in object) { return false; } return true; }, // Mimic HTML5 TimeRange Spec. createTimeRange: function(start, end){ return { length: 1, start: function() { return start; }, end: function() { return end; } }; }, /* Element Data Store. Allows for binding data to an element without putting it directly on the element. Ex. Event listneres are stored here. (also from jsninja.com) ================================================================================ */ cache: {}, // Where the data is stored guid: 1, // Unique ID for the element expando: "vdata" + (new Date).getTime(), // Unique attribute to store element's guid in // Returns the cache object where data for the element is stored getData: function(elem){ var id = elem[_V_.expando]; if (!id) { id = elem[_V_.expando] = _V_.guid++; _V_.cache[id] = {}; } return _V_.cache[id]; }, // Delete data for the element from the cache and the guid attr from element removeData: function(elem){ var id = elem[_V_.expando]; if (!id) { return; } // Remove all stored data delete _V_.cache[id]; // Remove the expando property from the DOM node try { delete elem[_V_.expando]; } catch(e) { if (elem.removeAttribute) { elem.removeAttribute(_V_.expando); } else { // IE doesn't appear to support removeAttribute on the document element elem[_V_.expando] = null; } } }, /* Proxy (a.k.a Bind 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 ================================================================================ */ proxy: function(context, fn) { // Make sure the function has a unique ID if (!fn.guid) { fn.guid = _V_.guid++; } // Create the new function that changes the context var ret = function() { return fn.apply(context, arguments); }; // Give the new function the same ID // (so that they are equivalent and can be easily removed) ret.guid = fn.guid; return ret; }, get: function(url, onSuccess, onError){ // if (netscape.security.PrivilegeManager.enablePrivilege) { // netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead"); // } var local = (url.indexOf("file:") == 0 || (window.location.href.indexOf("file:") == 0 && url.indexOf("http:") == -1)); if (typeof XMLHttpRequest == "undefined") { XMLHttpRequest = function () { try { return new ActiveXObject("Msxml2.XMLHTTP.6.0"); } catch (e) {} try { return new ActiveXObject("Msxml2.XMLHTTP.3.0"); } catch (f) {} try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch (g) {} throw new Error("This browser does not support XMLHttpRequest."); }; } var request = new XMLHttpRequest(); try { request.open("GET", url); } catch(e) { _V_.log("VideoJS XMLHttpRequest (open)", e); // onError(e); return false; } request.onreadystatechange = _V_.proxy(this, function() { if (request.readyState == 4) { if (request.status == 200 || local && request.status == 0) { onSuccess(request.responseText); } else { if (onError) { onError(); } } } }); try { request.send(); } catch(e) { _V_.log("VideoJS XMLHttpRequest (send)", e); if (onError) { onError(e); } } }, /* Local Storage ================================================================================ */ setLocalStorage: function(key, value){ // IE was throwing errors referencing the var anywhere without this var localStorage = localStorage || false; if (!localStorage) { return; } try { localStorage[key] = value; } catch(e) { if (e.code == 22 || e.code == 1014) { // Webkit == 22 / Firefox == 1014 _V_.log("LocalStorage Full (VideoJS)", e); } else { _V_.log("LocalStorage Error (VideoJS)", e); } } } }); // usage: log('inside coolFunc', this, arguments); // paulirish.com/2009/log-a-lightweight-wrapper-for-consolelog/ _V_.log = function(){ _V_.log.history = _V_.log.history || [];// store logs to an array for reference _V_.log.history.push(arguments); if(window.console) { arguments.callee = arguments.callee.caller; var newarr = [].slice.call(arguments); (typeof console.log === 'object' ? _V_.log.apply.call(console.log, console, newarr) : console.log.apply(console, newarr)); } }; // make it safe to use console.log always (function(b){function c(){}for(var d="assert,count,debug,dir,dirxml,error,exception,group,groupCollapsed,groupEnd,info,log,timeStamp,profile,profileEnd,time,timeEnd,trace,warn".split(","),a;a=d.pop();){b[a]=b[a]||c}})((function(){try {console.log();return window.console;}catch(err){return window.console={};}})()); // Offset Left // getBoundingClientRect technique from John Resig http://ejohn.org/blog/getboundingclientrect-is-awesome/ if ("getBoundingClientRect" in document.documentElement) { _V_.findPosX = function(el) { var box; try { box = el.getBoundingClientRect(); } catch(e) {} if (!box) { return 0; } var docEl = document.documentElement, body = document.body, clientLeft = docEl.clientLeft || body.clientLeft || 0, scrollLeft = window.pageXOffset || body.scrollLeft, left = box.left + scrollLeft - clientLeft; return left; }; } else { _V_.findPosX = function(el) { var curleft = el.offsetLeft; // _V_.log(obj.className, obj.offsetLeft) while(el = obj.offsetParent) { if (el.className.indexOf("video-js") == -1) { // _V_.log(el.offsetParent, "OFFSETLEFT", el.offsetLeft) // _V_.log("-webkit-full-screen", el.webkitMatchesSelector("-webkit-full-screen")); // _V_.log("-webkit-full-screen", el.querySelectorAll(".video-js:-webkit-full-screen")); } else { } curleft += el.offsetLeft; } return curleft; }; }// Using John Resig's Class implementation http://ejohn.org/blog/simple-javascript-inheritance/ // (function(){var initializing=false, fnTest=/xyz/.test(function(){xyz;}) ? /\b_super\b/ : /.*/; _V_.Class = function(){}; _V_.Class.extend = function(prop) { var _super = this.prototype; initializing = true; var prototype = new this(); initializing = false; for (var name in prop) { prototype[name] = typeof prop[name] == "function" && typeof _super[name] == "function" && fnTest.test(prop[name]) ? (function(name, fn){ return function() { var tmp = this._super; this._super = _super[name]; var ret = fn.apply(this, arguments); this._super = tmp; return ret; }; })(name, prop[name]) : prop[name]; } function Class() { if ( !initializing && this.init ) this.init.apply(this, arguments); } Class.prototype = prototype; Class.constructor = Class; Class.extend = arguments.callee; return Class;};})(); (function(){ var initializing = false, fnTest = /xyz/.test(function(){xyz;}) ? /\b_super\b/ : /.*/; _V_.Class = function(){}; _V_.Class.extend = function(prop) { var _super = this.prototype; initializing = true; var prototype = new this(); initializing = false; for (var name in prop) { prototype[name] = typeof prop[name] == "function" && typeof _super[name] == "function" && fnTest.test(prop[name]) ? (function(name, fn){ return function() { var tmp = this._super; this._super = _super[name]; var ret = fn.apply(this, arguments); this._super = tmp; return ret; }; })(name, prop[name]) : prop[name]; } function Class() { if ( !initializing && this.init ) { return this.init.apply(this, arguments); // Attempting to recreate accessing function form of class. } else if (!initializing) { return arguments.callee.prototype.init() } } Class.prototype = prototype; Class.constructor = Class; Class.extend = arguments.callee; return Class; }; })(); /* Player Component- Base class for all UI objects ================================================================================ */ _V_.Component = _V_.Class.extend({ init: function(player, options){ this.player = player; if (options && options.el) { this.el = options.el; } else { this.el = this.createElement(); } // Array of sub-components if (options && options.components) { _V_.each.call(this, options.components, function(comp){ this.addComponent(comp); }); } }, destroy: function(){}, createElement: function(type, attrs){ return _V_.createElement(type || "div", attrs); }, buildCSSClass: function(){ // Child classes can include a function that does: // return "CLASS NAME" + this._super(); return ""; }, // Add child components to this component. // Will generate a new child component and then append child component's element to this component's element. // Takes either the name of the UI component class, or an object that contains a name, UI Class, and options. addComponent: function(nameORobj){ var name, componentClass, options, component; if (typeof nameORobj == "string") { name = nameORobj; // Can also pass in object to define a different class than the name and add other options } else { name = nameORobj.name; componentClass = nameORobj.componentClass; options = nameORobj.options; } if (!componentClass) { // Assume name of set is a lowercased name of the UI Class (PlayButton, etc.) componentClass = _V_.capitalize(name); } // Create a new object & element for this controls set // If there's no .player, this is a player component = new _V_[componentClass](this.player || this, options); if (this.components === undefined) { this.components = []; } this.components.push(component); // Add the UI object's element to the container div (box) this.el.appendChild(component.el); }, /* Display ================================================================================ */ show: function(){ this.el.style.display = "block"; }, hide: function(){ this.el.style.display = "none"; }, addClass: function(classToAdd){ _V_.addClass(this.el, classToAdd); }, removeClass: function(classToRemove){ _V_.removeClass(this.el, classToRemove); }, /* Events ================================================================================ */ addEvent: function(type, fn){ return _V_.addEvent(this.el, type, _V_.proxy(this, fn)); }, removeEvent: function(type, fn){ return _V_.removeEvent(this.el, type, fn); }, triggerEvent: function(type, e){ return _V_.triggerEvent(this.el, type, e); }, /* Ready - Trigger functions when component is ready ================================================================================ */ ready: function(fn){ if (!fn) return this; if (this.isReady) { fn.call(this); } else { if (this.readyQueue === undefined) { this.readyQueue = []; } this.readyQueue.push(fn); } return this; }, triggerReady: function(){ this.isReady = true; if (this.readyQueue && this.readyQueue.length > 0) { // Call all functions in ready queue this.each(this.readyQueue, function(fn){ fn.call(this); }); // Reset Ready Queue this.readyQueue = []; } }, /* Utility ================================================================================ */ each: function(arr, fn){ if (!arr || arr.length === 0) { return; } for (var i=0,j=arr.length; i' + (this.buttonText || "Need Text") + '', role: "button", tabIndex: 0 }, attrs); return this._super(type, attrs); }, // Click - Override with specific functionality for button onClick: function(){}, // Focus - Add keyboard functionality to element onFocus: function(){ _V_.addEvent(document, "keyup", _V_.proxy(this, this.onKeyPress)); }, // KeyPress (document level) - Trigger click when keys are pressed onKeyPress: function(event){ // Check for space bar (32) or enter (13) keys if (event.which == 32 || event.which == 13) { event.preventDefault(); this.onClick(); } }, // Blur - Remove keyboard triggers onBlur: function(){ _V_.removeEvent(document, "keyup", _V_.proxy(this, this.onKeyPress)); } }); /* Play Button ================================================================================ */ _V_.PlayButton = _V_.Button.extend({ buttonText: "Play", buildCSSClass: function(){ return "vjs-play-button " + this._super(); }, onClick: function(){ this.player.play(); } }); /* Pause Button ================================================================================ */ _V_.PauseButton = _V_.Button.extend({ buttonText: "Pause", buildCSSClass: function(){ return "vjs-pause-button " + this._super(); }, onClick: function(){ this.player.pause(); } }); /* Play Toggle - Play or Pause Media ================================================================================ */ _V_.PlayToggle = _V_.Button.extend({ buttonText: "Play", init: function(player, options){ this._super(player, options); player.addEvent("play", _V_.proxy(this, this.onPlay)); player.addEvent("pause", _V_.proxy(this, this.onPause)); }, buildCSSClass: function(){ return "vjs-play-control " + this._super(); }, // OnClick - Toggle between play and pause onClick: function(){ if (this.player.paused()) { this.player.play(); } else { this.player.pause(); } }, // OnPlay - Add the vjs-playing class to the element so it can change appearance onPlay: function(){ _V_.removeClass(this.el, "vjs-paused"); _V_.addClass(this.el, "vjs-playing"); }, // OnPause - Add the vjs-paused class to the element so it can change appearance onPause: function(){ _V_.removeClass(this.el, "vjs-playing"); _V_.addClass(this.el, "vjs-paused"); } }); /* Fullscreen Toggle Behaviors ================================================================================ */ _V_.FullscreenToggle = _V_.Button.extend({ buttonText: "Fullscreen", buildCSSClass: function(){ return "vjs-fullscreen-control " + this._super(); }, onClick: function(){ if (!this.player.videoIsFullScreen) { this.player.requestFullScreen(); } else { this.player.cancelFullScreen(); } } }); /* Big Play Button ================================================================================ */ _V_.BigPlayButton = _V_.Button.extend({ init: function(player, options){ this._super(player, options); player.addEvent("play", _V_.proxy(this, this.hide)); player.addEvent("ended", _V_.proxy(this, this.show)); }, createElement: function(){ return this._super("div", { className: "vjs-big-play-button", innerHTML: "" }); }, onClick: function(){ // Go back to the beginning if big play button is showing at the end. // Have to check for current time otherwise it might throw a 'not ready' error. if(this.player.currentTime()) { this.player.currentTime(0); } this.player.play(); } }); /* Loading Spinner ================================================================================ */ _V_.LoadingSpinner = _V_.Component.extend({ init: function(player, options){ this._super(player, options); player.addEvent("canplay", _V_.proxy(this, this.hide)); player.addEvent("canplaythrough", _V_.proxy(this, this.hide)); player.addEvent("playing", _V_.proxy(this, this.hide)); player.addEvent("seeking", _V_.proxy(this, this.show)); player.addEvent("error", _V_.proxy(this, this.show)); player.addEvent("stalled", _V_.proxy(this, this.show)); player.addEvent("waiting", _V_.proxy(this, this.show)); }, createElement: function(){ var classNameSpinner, innerHtmlSpinner; if ( typeof this.player.el.style.WebkitBorderRadius == "string" || typeof this.player.el.style.MozBorderRadius == "string" || typeof this.player.el.style.KhtmlBorderRadius == "string" || typeof this.player.el.style.borderRadius == "string") { classNameSpinner = "vjs-loading-spinner"; innerHtmlSpinner = "
"; } else { classNameSpinner = "vjs-loading-spinner-fallback"; innerHtmlSpinner = ""; } return this._super("div", { className: classNameSpinner, innerHTML: innerHtmlSpinner }); } }); /* Control Bar ================================================================================ */ _V_.ControlBar = _V_.Component.extend({ init: function(player, options){ this._super(player, options); player.addEvent("play", this.proxy(this.show)); player.addEvent("mouseover", this.proxy(this.reveal)); player.addEvent("mouseout", this.proxy(this.conceal)); }, createElement: function(){ return _V_.createElement("div", { className: "vjs-controls" }); }, // Used for transitions (fading out) reveal: function(){ this.el.style.opacity = 1; }, conceal: function(){ this.el.style.opacity = 0; } }); /* Time ================================================================================ */ _V_.CurrentTimeDisplay = _V_.Component.extend({ init: function(player, options){ this._super(player, options); player.addEvent("timeupdate", _V_.proxy(this, this.updateContent)); }, createElement: function(){ var el = this._super("div", { className: "vjs-current-time vjs-time-controls vjs-control" }); this.content = _V_.createElement("div", { className: "vjs-current-time-display", innerHTML: '0:00' }); el.appendChild(_V_.createElement("div").appendChild(this.content)); return el; }, updateContent: function(){ // Allows for smooth scrubbing, when player can't keep up. var time = (this.player.scrubbing) ? this.player.values.currentTime : this.player.currentTime(); this.content.innerHTML = _V_.formatTime(time, this.player.duration()); } }); _V_.DurationDisplay = _V_.Component.extend({ init: function(player, options){ this._super(player, options); player.addEvent("timeupdate", _V_.proxy(this, this.updateContent)); }, createElement: function(){ var el = this._super("div", { className: "vjs-duration vjs-time-controls vjs-control" }); this.content = _V_.createElement("div", { className: "vjs-duration-display", innerHTML: '0:00' }); el.appendChild(_V_.createElement("div").appendChild(this.content)); return el; }, updateContent: function(){ if (this.player.duration()) { this.content.innerHTML = _V_.formatTime(this.player.duration()); } } }); // Time Separator (Not used in main skin, but still available, and could be used as a 'spare element') _V_.TimeDivider = _V_.Component.extend({ createElement: function(){ return this._super("div", { className: "vjs-time-divider", innerHTML: '
/
' }); } }); _V_.RemainingTimeDisplay = _V_.Component.extend({ init: function(player, options){ this._super(player, options); player.addEvent("timeupdate", _V_.proxy(this, this.updateContent)); }, createElement: function(){ var el = this._super("div", { className: "vjs-remaining-time vjs-time-controls vjs-control" }); this.content = _V_.createElement("div", { className: "vjs-remaining-time-display", innerHTML: '-0:00' }); el.appendChild(_V_.createElement("div").appendChild(this.content)); return el; }, updateContent: function(){ if (this.player.duration()) { this.content.innerHTML = "-"+_V_.formatTime(this.player.remainingTime()); } // Allows for smooth scrubbing, when player can't keep up. // var time = (this.player.scrubbing) ? this.player.values.currentTime : this.player.currentTime(); // this.content.innerHTML = _V_.formatTime(time, this.player.duration()); } }); /* Slider - Parent for seek bar and volume slider ================================================================================ */ _V_.Slider = _V_.Component.extend({ init: function(player, options){ this._super(player, options); _V_.each.call(this, this.components, function(comp){ if (comp instanceof _V_[this.barClass]) { this.bar = comp; } else if (comp instanceof _V_[this.handleClass]) { this.handle = comp; } }); player.addEvent(this.playerEvent, _V_.proxy(this, this.update)); this.addEvent("mousedown", this.onMouseDown); this.addEvent("focus", this.onFocus); this.addEvent("blur", this.onBlur); // Update Display // Need to wait for styles to be loaded. // TODO - replace setTimeout with stylesReady function. setTimeout(this.proxy(this.update), 0); }, createElement: function(type, attrs) { attrs = _V_.merge({ role: "slider", "aria-valuenow": 0, "aria-valuemin": 0, "aria-valuemax": 100, tabIndex: 0 }, attrs); return this._super(type, attrs); }, onMouseDown: function(event){ event.preventDefault(); _V_.blockTextSelection(); _V_.addEvent(document, "mousemove", _V_.proxy(this, this.onMouseMove)); _V_.addEvent(document, "mouseup", _V_.proxy(this, this.onMouseUp)); this.onMouseMove(event); }, onMouseUp: function(event) { _V_.unblockTextSelection(); _V_.removeEvent(document, "mousemove", this.onMouseMove, false); _V_.removeEvent(document, "mouseup", this.onMouseUp, false); this.update(); }, update: function(){ // If scrubbing, we could use a cached value to make the handle keep up with the user's mouse. // On HTML5 browsers scrubbing is really smooth, but some flash players are slow, so we might want to utilize this later. // var progress = (this.player.scrubbing) ? this.player.values.currentTime / this.player.duration() : this.player.currentTime() / this.player.duration(); var barProgress, progress = this.getPercent(); handle = this.handle, bar = this.bar; // Protect against no duration and other division issues if (isNaN(progress)) { progress = 0; } barProgress = progress; // If there is a handle, we need to account for the handle in our calculation for progress bar // so that it doesn't fall short of or extend past the handle. if (handle) { var box = this.el, boxWidth = box.offsetWidth, // The width of the handle in percent of the containing box // In IE, widths may not be ready yet causing NaN handlePercent = (handle.el.offsetWidth) ? handle.el.offsetWidth / boxWidth : 0, // Get the adjusted size of the box, considering that the handle's center never touches the left or right side. // There is a margin of half the handle's width on both sides. boxAdjustedPercent = 1 - handlePercent; // Adjust the progress that we'll use to set widths to the new adjusted box width adjustedProgress = progress * boxAdjustedPercent, // The bar does reach the left side, so we need to account for this in the bar's width barProgress = adjustedProgress + (handlePercent / 2); // Move the handle from the left based on the adjected progress handle.el.style.left = _V_.round(adjustedProgress * 100, 2) + "%"; } // Set the new bar width bar.el.style.width = _V_.round(barProgress * 100, 2) + "%"; }, calculateDistance: function(event){ var box = this.el, boxX = _V_.findPosX(box), boxW = box.offsetWidth, handle = this.handle; if (handle) { var handleW = handle.el.offsetWidth; // Adjusted X and Width, so handle doesn't go outside the bar boxX = boxX + (handleW / 2); boxW = boxW - handleW; } // Percent that the click is through the adjusted area return Math.max(0, Math.min(1, (event.pageX - boxX) / boxW)); }, onFocus: function(event){ _V_.addEvent(document, "keyup", _V_.proxy(this, this.onKeyPress)); }, onKeyPress: function(event){ if (event.which == 37) { // Left Arrow event.preventDefault(); this.stepBack(); } else if (event.which == 39) { // Right Arrow event.preventDefault(); this.stepForward(); } }, onBlur: function(event){ _V_.removeEvent(document, "keyup", _V_.proxy(this, this.onKeyPress)); } }); /* Progress ================================================================================ */ // Progress Control: Seek, Load Progress, and Play Progress _V_.ProgressControl = _V_.Component.extend({ createElement: function(){ return this._super("div", { className: "vjs-progress-control vjs-control" }); } }); // Seek Bar and holder for the progress bars _V_.SeekBar = _V_.Slider.extend({ barClass: "PlayProgressBar", handleClass: "SeekHandle", playerEvent: "timeupdate", init: function(player, options){ this._super(player, options); }, createElement: function(){ return this._super("div", { className: "vjs-progress-holder" }); }, getPercent: function(){ return this.player.currentTime() / this.player.duration(); }, onMouseDown: function(event){ this._super(event); this.player.scrubbing = true; this.videoWasPlaying = !this.player.paused(); this.player.pause(); }, onMouseMove: function(event){ var newTime = this.calculateDistance(event) * this.player.duration(); // Don't let video end while scrubbing. if (newTime == this.player.duration()) { newTime = newTime - 0.1; } // Set new time (tell player to seek to new time) this.player.currentTime(newTime); }, onMouseUp: function(event){ this._super(event); this.player.scrubbing = false; if (this.videoWasPlaying) { this.player.play(); } }, stepForward: function(){ this.player.currentTime(this.player.currentTime() + 1); }, stepBack: function(){ this.player.currentTime(this.player.currentTime() - 1); } }); // Load Progress Bar _V_.LoadProgressBar = _V_.Component.extend({ init: function(player, options){ this._super(player, options); player.addEvent("progress", _V_.proxy(this, this.update)); }, createElement: function(){ return this._super("div", { className: "vjs-load-progress", innerHTML: 'Loaded: 0%' }); }, update: function(){ if (this.el.style) { this.el.style.width = _V_.round(this.player.bufferedPercent() * 100, 2) + "%"; } } }); // Play Progress Bar _V_.PlayProgressBar = _V_.Component.extend({ createElement: function(){ return this._super("div", { className: "vjs-play-progress", innerHTML: 'Progress: 0%' }); } }); // Seek Handle // SeekBar Behavior includes play progress bar, and seek handle // Needed so it can determine seek position based on handle position/size _V_.SeekHandle = _V_.Component.extend({ createElement: function(){ return this._super("div", { className: "vjs-seek-handle", innerHTML: '00:00' }); } }); /* Volume Scrubber ================================================================================ */ // Progress Control: Seek, Load Progress, and Play Progress _V_.VolumeControl = _V_.Component.extend({ createElement: function(){ return this._super("div", { className: "vjs-volume-control vjs-control" }); } }); _V_.VolumeBar = _V_.Slider.extend({ barClass: "VolumeLevel", handleClass: "VolumeHandle", playerEvent: "volumechange", createElement: function(){ return this._super("div", { className: "vjs-volume-bar" }); }, onMouseMove: function(event) { this.player.volume(this.calculateDistance(event)); }, getPercent: function(){ return this.player.volume(); }, stepForward: function(){ this.player.volume(this.player.volume() + 0.1); }, stepBack: function(){ this.player.volume(this.player.volume() - 0.1); } }); _V_.VolumeLevel = _V_.Component.extend({ createElement: function(){ return this._super("div", { className: "vjs-volume-level", innerHTML: '' }); } }); _V_.VolumeHandle = _V_.Component.extend({ createElement: function(){ return this._super("div", { className: "vjs-volume-handle", innerHTML: '' // tabindex: 0, // role: "slider", "aria-valuenow": 0, "aria-valuemin": 0, "aria-valuemax": 100 }); } }); _V_.MuteToggle = _V_.Button.extend({ init: function(player, options){ this._super(player, options); player.addEvent("volumechange", _V_.proxy(this, this.update)); }, createElement: function(){ return this._super("div", { className: "vjs-mute-control vjs-control", innerHTML: '
Mute
' }); }, onClick: function(event){ this.player.muted( this.player.muted() ? false : true ); }, update: function(event){ var vol = this.player.volume(), level = 3; if (vol == 0 || this.player.muted()) { level = 0; } else if (vol < 0.33) { level = 1; } else if (vol < 0.67) { level = 2; } /* TODO improve muted icon classes */ _V_.each.call(this, [0,1,2,3], function(i){ _V_.removeClass(this.el, "vjs-vol-"+i); }); _V_.addClass(this.el, "vjs-vol-"+level); } }); /* Poster Image ================================================================================ */ _V_.Poster = _V_.Button.extend({ init: function(player, options){ this._super(player, options); if (!this.player.options.poster) { this.hide(); } player.addEvent("play", _V_.proxy(this, this.hide)); }, createElement: function(){ return _V_.createElement("img", { className: "vjs-poster", src: this.player.options.poster, // Don't want poster to be tabbable. tabIndex: -1 }); }, onClick: function(){ this.player.play(); } }); /* Text Track Displays ================================================================================ */ // Create a behavior type for each text track type (subtitlesDisplay, captionsDisplay, etc.). // Then you can easily do something like. // player.addBehavior(myDiv, "subtitlesDisplay"); // And the myDiv's content will be updated with the text change. // Base class for all track displays. Should not be instantiated on its own. _V_.TextTrackDisplay = _V_.Component.extend({ init: function(player, options){ this._super(player, options); player.addEvent(this.trackType + "update", _V_.proxy(this, this.update)); }, createElement: function(){ return this._super("div", { className: "vjs-" + this.trackType }); }, update: function(){ this.el.innerHTML = this.player.textTrackValue(this.trackType); } }); _V_.SubtitlesDisplay = _V_.TextTrackDisplay.extend({ trackType: "subtitles" }); _V_.CaptionsDisplay = _V_.TextTrackDisplay.extend({ trackType: "captions" }); _V_.ChaptersDisplay = _V_.TextTrackDisplay.extend({ trackType: "chapters" }); _V_.DescriptionsDisplay = _V_.TextTrackDisplay.extend({ trackType: "descriptions" });// ECMA-262 is the standard for javascript. // The following methods are impelemented EXACTLY as described in the standard (according to Mozilla Docs), and do not override the default method if one exists. // This may conflict with other libraries that modify the array prototype, but those libs should update to use the standard. // [].indexOf // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf if (!Array.prototype.indexOf) { Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) { "use strict"; if (this === void 0 || this === null) { throw new TypeError(); } var t = Object(this); var len = t.length >>> 0; if (len === 0) { return -1; } var n = 0; if (arguments.length > 0) { n = Number(arguments[1]); if (n !== n) { // shortcut for verifying if it's NaN n = 0; } else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) { n = (n > 0 || -1) * Math.floor(Math.abs(n)); } } if (n >= len) { return -1; } var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0); for (; k < len; k++) { if (k in t && t[k] === searchElement) { return k; } } return -1; } } // NOT NEEDED YET // [].lastIndexOf // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/lastIndexOf // if (!Array.prototype.lastIndexOf) // { // Array.prototype.lastIndexOf = function(searchElement /*, fromIndex*/) // { // "use strict"; // // if (this === void 0 || this === null) // throw new TypeError(); // // var t = Object(this); // var len = t.length >>> 0; // if (len === 0) // return -1; // // var n = len; // if (arguments.length > 1) // { // n = Number(arguments[1]); // if (n !== n) // n = 0; // else if (n !== 0 && n !== (1 / 0) && n !== -(1 / 0)) // n = (n > 0 || -1) * Math.floor(Math.abs(n)); // } // // var k = n >= 0 // ? Math.min(n, len - 1) // : len - Math.abs(n); // // for (; k >= 0; k--) // { // if (k in t && t[k] === searchElement) // return k; // } // return -1; // }; // } // NOT NEEDED YET // Array forEach per ECMA standard https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/foreach // Production steps of ECMA-262, Edition 5, 15.4.4.18 // Reference: http://es5.github.com/#x15.4.4.18 // if ( !Array.prototype.forEach ) { // // Array.prototype.forEach = function( callback, thisArg ) { // // var T, k; // // if ( this == null ) { // throw new TypeError( " this is null or not defined" ); // } // // // 1. Let O be the result of calling ToObject passing the |this| value as the argument. // var O = Object(this); // // // 2. Let lenValue be the result of calling the Get internal method of O with the argument "length". // // 3. Let len be ToUint32(lenValue). // var len = O.length >>> 0; // // // 4. If IsCallable(callback) is false, throw a TypeError exception. // // See: http://es5.github.com/#x9.11 // if ( {}.toString.call(callback) != "[object Function]" ) { // throw new TypeError( callback + " is not a function" ); // } // // // 5. If thisArg was supplied, let T be thisArg; else let T be undefined. // if ( thisArg ) { // T = thisArg; // } // // // 6. Let k be 0 // k = 0; // // // 7. Repeat, while k < len // while( k < len ) { // // var kValue; // // // a. Let Pk be ToString(k). // // This is implicit for LHS operands of the in operator // // b. Let kPresent be the result of calling the HasProperty internal method of O with argument Pk. // // This step can be combined with c // // c. If kPresent is true, then // if ( k in O ) { // // // i. Let kValue be the result of calling the Get internal method of O with argument Pk. // kValue = O[ Pk ]; // // // ii. Call the Call internal method of callback with T as the this value and // // argument list containing kValue, k, and O. // callback.call( T, kValue, k, O ); // } // // d. Increase k by 1. // k++; // } // // 8. return undefined // }; // } // NOT NEEDED YET // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/map // Production steps of ECMA-262, Edition 5, 15.4.4.19 // Reference: http://es5.github.com/#x15.4.4.19 // if (!Array.prototype.map) { // Array.prototype.map = function(callback, thisArg) { // // var T, A, k; // // if (this == null) { // throw new TypeError(" this is null or not defined"); // } // // // 1. Let O be the result of calling ToObject passing the |this| value as the argument. // var O = Object(this); // // // 2. Let lenValue be the result of calling the Get internal method of O with the argument "length". // // 3. Let len be ToUint32(lenValue). // var len = O.length >>> 0; // // // 4. If IsCallable(callback) is false, throw a TypeError exception. // // See: http://es5.github.com/#x9.11 // if ({}.toString.call(callback) != "[object Function]") { // throw new TypeError(callback + " is not a function"); // } // // // 5. If thisArg was supplied, let T be thisArg; else let T be undefined. // if (thisArg) { // T = thisArg; // } // // // 6. Let A be a new array created as if by the expression new Array(len) where Array is // // the standard built-in constructor with that name and len is the value of len. // A = new Array(len); // // // 7. Let k be 0 // k = 0; // // // 8. Repeat, while k < len // while(k < len) { // // var kValue, mappedValue; // // // a. Let Pk be ToString(k). // // This is implicit for LHS operands of the in operator // // b. Let kPresent be the result of calling the HasProperty internal method of O with argument Pk. // // This step can be combined with c // // c. If kPresent is true, then // if (k in O) { // // // i. Let kValue be the result of calling the Get internal method of O with argument Pk. // kValue = O[ k ]; // // // ii. Let mappedValue be the result of calling the Call internal method of callback // // with T as the this value and argument list containing kValue, k, and O. // mappedValue = callback.call(T, kValue, k, O); // // // iii. Call the DefineOwnProperty internal method of A with arguments // // Pk, Property Descriptor {Value: mappedValue, Writable: true, Enumerable: true, Configurable: true}, // // and false. // // // In browsers that support Object.defineProperty, use the following: // // Object.defineProperty(A, Pk, { value: mappedValue, writable: true, enumerable: true, configurable: true }); // // // For best browser support, use the following: // A[ k ] = mappedValue; // } // // d. Increase k by 1. // k++; // } // // // 9. return A // return A; // }; // } // Event System (J.Resig - Secrets of a JS Ninja http://jsninja.com/ [Go read it, really]) // (Book version isn't completely usable, so fixed some things and borrowed from jQuery where it's working) // // 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. // // When you add an event listener using _V_.addEvent, // it stores the handler function in seperate cache object, // and adds a generic handler to the element's event, // along with a unique id (guid) to the element. _V_.extend({ // 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. addEvent: function(elem, type, fn){ var data = _V_.getData(elem), handlers; // We only need to generate one handler per element if (data && !data.handler) { // Our new meta-handler that fixes the event object and the context data.handler = function(event){ event = _V_.fixEvent(event); var handlers = _V_.getData(elem).events[event.type]; // Go through and call all the real bound handlers if (handlers) { // Copy handlers so if handlers are added/removed during the process it doesn't throw everything off. var handlersCopy = []; _V_.each(handlers, function(handler, i){ handlersCopy[i] = handler; }) for (var i = 0, l = handlersCopy.length; i < l; i++) { handlersCopy[i].call(elem, event); } } }; } // We need a place to store all our event data if (!data.events) { data.events = {}; } // And a place to store the handlers for this event type handlers = data.events[type]; if (!handlers) { handlers = data.events[ type ] = []; // Attach our meta-handler to the element, since one doesn't exist if (document.addEventListener) { elem.addEventListener(type, data.handler, false); } else if (document.attachEvent) { elem.attachEvent("on" + type, data.handler); } } if (!fn.guid) { fn.guid = _V_.guid++; } handlers.push(fn); }, removeEvent: function(elem, type, fn) { var data = _V_.getData(elem), handlers; // If no events exist, nothing to unbind if (!data.events) { return; } // Are we removing all bound events? if (!type) { for (type in data.events) { _V_.cleanUpEvents(elem, type); } return; } // And a place to store the handlers for this event type handlers = data.events[type]; // If no handlers exist, nothing to unbind if (!handlers) { return; } // See if we're only removing a single handler if (fn && fn.guid) { for (var i = 0; i < handlers.length; i++) { // We found a match (don't stop here, there could be a couple bound) if (handlers[i].guid === fn.guid) { // Remove the handler from the array of handlers handlers.splice(i--, 1); } } } _V_.cleanUpEvents(elem, type); }, cleanUpEvents: function(elem, type) { var data = _V_.getData(elem); // Remove the events of a particular type if there are none left if (data.events[type].length === 0) { delete data.events[type]; // Remove the meta-handler from the element if (document.removeEventListener) { elem.removeEventListener(type, data.handler, false); } else if (document.detachEvent) { elem.detachEvent("on" + type, data.handler); } } // Remove the events object if there are no types left if (_V_.isEmpty(data.events)) { delete data.events; delete data.handler; } // Finally remove the expando if there is no data left if (_V_.isEmpty(data)) { _V_.removeData(elem); } }, fixEvent: function(event) { if (event[_V_.expando]) { return event; } // store a copy of the original event object // and "clone" to set read-only properties var originalEvent = event; event = new _V_.Event(originalEvent); for ( var i = _V_.Event.props.length, prop; i; ) { prop = _V_.Event.props[ --i ]; event[prop] = originalEvent[prop]; } // Fix target property, if necessary if (!event.target) { event.target = event.srcElement || document; } // check if target is a textnode (safari) if (event.target.nodeType === 3) { event.target = event.target.parentNode; } // Add relatedTarget, if necessary if (!event.relatedTarget && event.fromElement) { event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement; } // Calculate pageX/Y if missing and clientX/Y available if ( event.pageX == null && event.clientX != null ) { var eventDocument = event.target.ownerDocument || document, doc = eventDocument.documentElement, body = eventDocument.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); } // Add which for key events if (event.which == null && (event.charCode != null || event.keyCode != null)) { event.which = event.charCode != null ? event.charCode : event.keyCode; } // Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs) if ( !event.metaKey && event.ctrlKey ) { event.metaKey = event.ctrlKey; } // Add which for click: 1 === left; 2 === middle; 3 === right // Note: button is not normalized, so don't use it if ( !event.which && event.button !== undefined ) { event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) )); } return event; }, triggerEvent: function(elem, event) { var data = _V_.getData(elem), parent = elem.parentNode || elem.ownerDocument, type = event.type || event, handler; if (data) { handler = data.handler } // Added in attion to book. Book code was broke. event = typeof event === "object" ? event[_V_.expando] ? event : new _V_.Event(type, event) : new _V_.Event(type); event.type = type; if (handler) { handler.call(elem, event); } // Clean up the event in case it is being reused event.result = undefined; event.target = elem; // Bubble the event up the tree to the document, // Unless it's been explicitly stopped // if (parent && !event.isPropagationStopped()) { // _V_.triggerEvent(parent, event); // // // We're at the top document so trigger the default action // } else if (!parent && !event.isDefaultPrevented()) { // // log(type); // var targetData = _V_.getData(event.target); // // log(targetData); // var targetHandler = targetData.handler; // // log("2"); // if (event.target[event.type]) { // // Temporarily disable the bound handler, // // don't want to execute it twice // if (targetHandler) { // targetData.handler = function(){}; // } // // // Trigger the native event (click, focus, blur) // event.target[event.type](); // // // Restore the handler // if (targetHandler) { // targetData.handler = targetHandler; // } // } // } } }); // Custom Event object for standardizing event objects between browsers. _V_.Event = function(src, props){ // Event object if (src && src.type) { this.originalEvent = src; this.type = src.type; // Events bubbling up the document may have been marked as prevented // by a handler lower down the tree; reflect the correct value. this.isDefaultPrevented = (src.defaultPrevented || src.returnValue === false || src.getPreventDefault && src.getPreventDefault()) ? returnTrue : returnFalse; // Event type } else { this.type = src; } // Put explicitly provided properties onto the event object if (props) { _V_.merge(this, props); } this.timeStamp = (new Date).getTime(); // Mark it as fixed this[_V_.expando] = true; }; _V_.Event.prototype = { preventDefault: function() { this.isDefaultPrevented = returnTrue; var e = this.originalEvent; if (!e) { return; } // if preventDefault exists run it on the original event if (e.preventDefault) { e.preventDefault(); // otherwise set the returnValue property of the original event to false (IE) } else { e.returnValue = false; } }, stopPropagation: function() { this.isPropagationStopped = returnTrue; var e = this.originalEvent; if (!e) { return; } // if stopPropagation exists run it on the original event if (e.stopPropagation) { e.stopPropagation(); } // otherwise set the cancelBubble property of the original event to true (IE) e.cancelBubble = true; }, stopImmediatePropagation: function() { this.isImmediatePropagationStopped = returnTrue; this.stopPropagation(); }, isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse }; _V_.Event.props = "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode metaKey newValue offsetX offsetY pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target toElement view wheelDelta which".split(" "); function returnTrue(){ return true; } function returnFalse(){ return false; } // Javascript JSON implementation // (Parse Method Only) // https://github.com/douglascrockford/JSON-js/blob/master/json2.js var JSON; if (!JSON) { JSON = {}; } (function(){ var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g; if (typeof JSON.parse !== 'function') { JSON.parse = function (text, reviver) { var j; function walk(holder, key) { var k, v, value = holder[key]; if (value && typeof value === 'object') { for (k in value) { if (Object.prototype.hasOwnProperty.call(value, k)) { v = walk(value, k); if (v !== undefined) { value[k] = v; } else { delete value[k]; } } } } return reviver.call(holder, key, value); } text = String(text); cx.lastIndex = 0; if (cx.test(text)) { text = text.replace(cx, function (a) { return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); }); } if (/^[\],:{}\s]*$/ .test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@') .replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']') .replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) { j = eval('(' + text + ')'); return typeof reviver === 'function' ? walk({'': j}, '') : j; } throw new SyntaxError('JSON.parse'); }; } }()); /* UI Component- Base class for all UI objects ================================================================================ */ _V_.Player = _V_.Component.extend({ init: function(tag, addOptions, ready){ this.tag = tag; // Store the original tag used to set options var el = this.el = _V_.createElement("div"), // Div to contain video and controls options = this.options = {}, width = options.width = tag.width, height = options.height = tag.height, // Browsers default to 300x150 if there's no width/height or video size data. initWidth = width || 300, initHeight = height || 150; // Make player findable on elements tag.player = el.player = this; // Add callback to ready queue this.ready(ready); // Wrap video tag in div (el/box) container tag.parentNode.insertBefore(el, tag); el.appendChild(tag); // Breaks iPhone, fixed in HTML5 setup. // Give video tag properties to box el.id = this.id = tag.id; // ID will now reference box, not the video tag el.className = tag.className; // Update tag id/class for use as HTML5 playback tech tag.id += "_html5_api"; tag.className = "vjs-tech"; // Make player easily findable by ID _V_.players[el.id] = this; // Make box use width/height of tag, or default 300x150 el.setAttribute("width", initWidth); el.setAttribute("height", initHeight); // Enforce with CSS since width/height attrs don't work on divs el.style.width = initWidth+"px"; el.style.height = initHeight+"px"; // Remove width/height attrs from tag so CSS can make it 100% width/height tag.removeAttribute("width"); tag.removeAttribute("height"); // Set Options _V_.merge(options, _V_.options); // Copy Global Defaults _V_.merge(options, this.getVideoTagSettings()); // Override with Video Tag Options _V_.merge(options, addOptions); // Override/extend with options from setup call // Store controls setting, and then remove immediately so native controls don't flash. tag.removeAttribute("controls"); // Poster will be handled by a manual tag.removeAttribute("poster"); // Empty video tag sources and tracks so the built in player doesn't use them also. if (tag.hasChildNodes()) { for (var i=0,j=tag.childNodes;i 0) { techOptions.startTime = this.values.currentTime; } this.values.src = source.src; } // Initialize tech instance this.tech = new _V_[techName](this, techOptions); this.tech.ready(techReady); }, unloadTech: function(){ this.tech.destroy(); // Turn off any manual progress or timeupdate tracking if (this.manualProgress) { this.manualProgressOff(); } if (this.manualTimeUpdates) { this.manualTimeUpdatesOff(); } this.tech = false; }, // There's many issues around changing the size of a Flash (or other plugin) object. // First is a plugin reload issue in Firefox that has been around for 11 years: https://bugzilla.mozilla.org/show_bug.cgi?id=90268 // Then with the new fullscreen API, Mozilla and webkit browsers will reload the flash object after going to fullscreen. // To get around this, we're unloading the tech, caching source and currentTime values, and reloading the tech once the plugin is resized. reloadTech: function(betweenFn){ _V_.log("unloadingTech") this.unloadTech(); _V_.log("unloadedTech") if (betweenFn) { betweenFn.call(); } _V_.log("LoadingTech") this.loadTech(this.techName, { src: this.values.src }) _V_.log("loadedTech") }, /* Fallbacks for unsupported event types ================================================================================ */ // Manually trigger progress events based on changes to the buffered amount // Many flash players and older HTML5 browsers don't send progress or progress-like events manualProgressOn: function(){ this.manualProgress = true; // Trigger progress watching when a source begins loading this.trackProgress(); // Watch for a native progress event call on the tech element // In HTML5, some older versions don't support the progress event // So we're assuming they don't, and turning off manual progress if they do. this.tech.addEvent("progress", function(){ // Remove this listener from the element this.removeEvent("progress", arguments.callee); // Update known progress support for this playback technology this.support.progressEvent = true; // Turn off manual progress tracking this.player.manualProgressOff(); }); }, manualProgressOff: function(){ this.manualProgress = false; this.stopTrackingProgress(); }, trackProgress: function(){ this.progressInterval = setInterval(_V_.proxy(this, function(){ // Don't trigger unless buffered amount is greater than last time // log(this.values.bufferEnd, this.buffered().end(0), this.duration()) /* TODO: update for multiple buffered regions */ if (this.values.bufferEnd < this.buffered().end(0)) { this.triggerEvent("progress"); } else if (this.bufferedPercent() == 1) { this.stopTrackingProgress(); this.triggerEvent("progress"); // Last update } }), 500); }, stopTrackingProgress: function(){ clearInterval(this.progressInterval); }, /* Time Tracking -------------------------------------------------------------- */ manualTimeUpdatesOn: function(){ this.manualTimeUpdates = true; this.addEvent("play", this.trackCurrentTime); this.addEvent("pause", this.stopTrackingCurrentTime); // timeupdate is also called by .currentTime whenever current time is set // Watch for native timeupdate event this.tech.addEvent("timeupdate", function(){ // Remove this listener from the element this.removeEvent("timeupdate", arguments.callee); // Update known progress support for this playback technology this.support.timeupdateEvent = true; // Turn off manual progress tracking this.player.manualTimeUpdatesOff(); }); }, manualTimeUpdatesOff: function(){ this.manualTimeUpdates = false; this.stopTrackingCurrentTime(); this.removeEvent("play", this.trackCurrentTime); this.removeEvent("pause", this.stopTrackingCurrentTime); }, trackCurrentTime: function(){ if (this.currentTimeInterval) { this.stopTrackingCurrentTime(); } this.currentTimeInterval = setInterval(_V_.proxy(this, function(){ this.triggerEvent("timeupdate"); }), 250); // 42 = 24 fps // 250 is what Webkit uses // FF uses 15 }, // Turn off play progress tracking (when paused or dragging) stopTrackingCurrentTime: function(){ clearInterval(this.currentTimeInterval); }, /* Player event handlers (how the player reacts to certain events) ================================================================================ */ onEnded: function(){ if (this.options.loop) { this.currentTime(0); this.play(); } else { this.pause(); this.currentTime(0); this.pause(); } }, onPlay: function(){ _V_.removeClass(this.el, "vjs-paused"); _V_.addClass(this.el, "vjs-playing"); }, onPause: function(){ _V_.removeClass(this.el, "vjs-playing"); _V_.addClass(this.el, "vjs-paused"); }, onError: function(e) { _V_.log("Video Error", e); }, /* Player API ================================================================================ */ apiCall: function(method, arg){ if (this.isReady) { return this.tech[method](arg); } else { _V_.log("The playback technology API is not ready yet. Use player.ready(myFunction)."+" ["+method+"]", arguments.callee.caller.arguments.callee.caller.arguments.callee.caller) return false; // throw new Error("The playback technology API is not ready yet. Use player.ready(myFunction)."+" ["+method+"]"); } }, play: function(){ this.apiCall("play"); return this; }, pause: function(){ this.apiCall("pause"); return this; }, paused: function(){ return this.apiCall("paused"); }, currentTime: function(seconds){ if (seconds !== undefined) { // Cache the last set value for smoother scrubbing. this.values.lastSetCurrentTime = seconds; this.apiCall("setCurrentTime", seconds); if (this.manualTimeUpdates) { this.triggerEvent("timeupdate"); } return this; } // Cache last currentTime and return return this.values.currentTime = this.apiCall("currentTime"); }, duration: function(){ return this.apiCall("duration"); }, remainingTime: function(){ return this.duration() - this.currentTime(); }, buffered: function(){ var buffered = this.apiCall("buffered"), start = 0, end = this.values.bufferEnd = this.values.bufferEnd || 0, timeRange; if (buffered && buffered.length > 0 && buffered.end(0) !== end) { end = buffered.end(0); // Storing values allows them be overridden by setBufferedFromProgress this.values.bufferEnd = end; } return _V_.createTimeRange(start, end); }, // Calculates amount of buffer is full bufferedPercent: function(){ return (this.duration()) ? this.buffered().end(0) / this.duration() : 0; }, volume: function(percentAsDecimal){ if (percentAsDecimal !== undefined) { var vol = Math.max(0, Math.min(1, parseFloat(percentAsDecimal))); // Force value to between 0 and 1 this.values.volume = vol; this.apiCall("setVolume", vol); _V_.setLocalStorage("volume", vol); return this; } // if (this.values.volume) { return this.values.volume; } return this.apiCall("volume"); }, muted: function(muted){ if (muted !== undefined) { this.apiCall("setMuted", muted); return this; } return this.apiCall("muted"); }, width: function(width, skipListeners){ if (width !== undefined) { this.el.width = width; this.el.style.width = width+"px"; if (!skipListeners) { this.triggerEvent("resize"); } return this; } return parseInt(this.el.getAttribute("width")); }, height: function(height){ if (height !== undefined) { this.el.height = height; this.el.style.height = height+"px"; this.triggerEvent("resize"); return this; } return parseInt(this.el.getAttribute("height")); }, size: function(width, height){ // Skip resize listeners on width for optimization return this.width(width, true).height(height); }, supportsFullScreen: function(){ return this.apiCall("supportsFullScreen"); }, // Turn on fullscreen (or window) mode requestFullScreen: function(){ var requestFullScreen = _V_.support.requestFullScreen; // Check for browser element fullscreen support if (requestFullScreen) { // Flash and other plugins get reloaded when you take their parent to fullscreen. // To fix that we'll remove the tech, and reload it after the resize has finished. if (this.tech.support.fullscreenResize === false) { this.pause(); this.unloadTech(); _V_.addEvent(document, "keydown", _V_.proxy(this, function(e){ _V_.log("asdf", e) })); _V_.addEvent(document, requestFullScreen.eventName, this.proxy(function(){ _V_.removeEvent(document, requestFullScreen.eventName, arguments.callee); this.loadTech(this.techName, { src: this.values.src }); })); this.el[requestFullScreen.requestFn](); } else { this.el[requestFullScreen.requestFn](); } } else if (this.tech.supportsFullScreen()) { this.apiCall("enterFullScreen"); } else { this.enterFullWindow(); } this.videoIsFullScreen = true; this.triggerEvent("fullscreenchange"); return this; }, cancelFullScreen: function(){ var requestFullScreen = _V_.support.requestFullScreen; // Check for browser element fullscreen support if (requestFullScreen) { // Flash and other plugins get reloaded when you take their parent to fullscreen. // To fix that we'll remove the tech, and reload it after the resize has finished. if (this.tech.support.fullscreenResize === false) { this.pause(); this.unloadTech(); _V_.addEvent(document, requestFullScreen.eventName, this.proxy(function(){ _V_.removeEvent(document, requestFullScreen.eventName, arguments.callee); _V_.log("document fullscreeneventchange") this.loadTech(this.techName, { src: this.values.src }) })); document[requestFullScreen.cancelFn](); } else { document[requestFullScreen.cancelFn](); } } else if (this.tech.supportsFullScreen()) { this.apiCall("exitFullScreen"); } else { this.exitFullWindow(); } this.videoIsFullScreen = false; this.triggerEvent("fullscreenchange"); return this; }, enterFullWindow: function(){ this.videoIsFullScreen = true; // Storing original doc overflow value to return to when fullscreen is off this.docOrigOverflow = document.documentElement.style.overflow; // Add listener for esc key to exit fullscreen _V_.addEvent(document, "keydown", _V_.proxy(this, this.fullWindowOnEscKey)); // Hide any scroll bars document.documentElement.style.overflow = 'hidden'; // Apply fullscreen styles _V_.addClass(document.body, "vjs-full-window"); _V_.addClass(this.el, "vjs-fullscreen"); this.triggerEvent("enterFullWindow"); }, fullWindowOnEscKey: function(event){ if (event.keyCode == 27) { this.cancelFullScreen(); } }, exitFullWindow: function(){ this.videoIsFullScreen = false; _V_.removeEvent(document, "keydown", this.fullWindowOnEscKey); // Unhide scroll bars. document.documentElement.style.overflow = this.docOrigOverflow; // Remove fullscreen styles _V_.removeClass(document.body, "vjs-full-window"); _V_.removeClass(this.el, "vjs-fullscreen"); // Resize the box, controller, and poster to original sizes // this.positionAll(); this.triggerEvent("exitFullWindow"); }, // src is a pretty powerful function // If you pass it an array of source objects, it will find the best source to play and use that object.src // If the new source requires a new playback technology, it will switch to that. // If you pass it an object, it will set the source to object.src // If you pass it anything else (url string) it will set the video source to that src: function(source){ // Case: Array of source objects to choose from and pick the best to play if (source instanceof Array) { var sources = source; techLoop: // Named loop for breaking both loops // Loop through each playback technology in the options order for (var i=0,j=this.options.techOrder;i