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/* |
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* Vide - v0.3.0 |
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* Easy as hell jQuery plugin for video backgrounds. |
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* http://vodkabears.github.io/vide/ |
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* |
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* Made by Ilya Makarov |
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* Under MIT License |
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*/ |
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!(function($, window, document, navigator) { |
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"use strict"; |
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/** |
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* Vide settings |
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* @private |
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*/ |
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var pluginName = "vide", |
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defaults = { |
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volume: 1, |
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playbackRate: 1, |
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muted: true, |
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loop: true, |
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autoplay: true, |
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position: "50% 50%", |
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posterType: "detect", |
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resizing: true |
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}, |
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// is iOs? |
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isIOS = /iPad|iPhone|iPod/i.test(navigator.userAgent), |
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// is Android? |
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isAndroid = /Android/i.test(navigator.userAgent); |
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/** |
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* Parse string with options |
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* @param {String} str |
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* @returns {Object|String} |
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* @private |
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*/ |
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function parseOptions(str) { |
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var obj = {}, |
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delimiterIndex, |
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option, |
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prop, val, |
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arr, len, |
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i; |
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// remove spaces around delimiters and split |
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arr = str.replace(/\s*:\s*/g, ":").replace(/\s*,\s*/g, ",").split(","); |
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// parse string |
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for (i = 0, len = arr.length; i < len; i++) { |
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option = arr[i]; |
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// Ignore urls and string without colon delimiters |
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if (option.search(/^(http|https|ftp):\/\//) !== -1 || |
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option.search(":") === -1) |
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{ |
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break; |
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} |
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delimiterIndex = option.indexOf(":"); |
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prop = option.substring(0, delimiterIndex); |
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val = option.substring(delimiterIndex + 1); |
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// if val is an empty string, make it undefined |
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if (!val) { |
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val = undefined; |
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} |
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// convert string value if it is like a boolean |
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if (typeof val === "string") { |
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val = val === "true" || (val === "false" ? false : val); |
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} |
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// convert string value if it is like a number |
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if (typeof val === "string") { |
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val = !isNaN(val) ? +val : val; |
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} |
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obj[prop] = val; |
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} |
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// if nothing is parsed |
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if (prop == null && val == null) { |
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return str; |
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} |
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return obj; |
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} |
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/** |
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* Parse position option |
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* @param {String} str |
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* @returns {Object} |
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* @private |
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*/ |
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function parsePosition(str) { |
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str = "" + str; |
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// default value is a center |
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var args = str.split(/\s+/), |
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x = "50%", y = "50%", |
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len, arg, |
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i; |
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for (i = 0, len = args.length; i < len; i++) { |
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arg = args[i]; |
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// convert values |
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if (arg === "left") { |
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x = "0%"; |
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} else if (arg === "right") { |
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x = "100%"; |
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} else if (arg === "top") { |
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y = "0%"; |
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} else if (arg === "bottom") { |
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y = "100%"; |
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} else if (arg === "center") { |
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if (i === 0) { |
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x = "50%"; |
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} else { |
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y = "50%"; |
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} |
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} else { |
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if (i === 0) { |
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x = arg; |
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} else { |
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y = arg; |
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} |
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} |
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} |
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return { x: x, y: y }; |
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} |
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/** |
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* Search poster |
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* @param {String} path |
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* @param {Function} callback |
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* @private |
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*/ |
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function findPoster(path, callback) { |
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var onLoad = function() { |
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callback(this.src); |
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}; |
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$("<img src='" + path + ".gif'>").load(onLoad); |
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$("<img src='" + path + ".jpg'>").load(onLoad); |
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$("<img src='" + path + ".jpeg'>").load(onLoad); |
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$("<img src='" + path + ".png'>").load(onLoad); |
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} |
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/** |
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* Vide constructor |
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* @param {HTMLElement} element |
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* @param {Object|String} path |
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* @param {Object|String} options |
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* @constructor |
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*/ |
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function Vide(element, path, options) { |
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this.$element = $(element); |
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// parse path |
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if (typeof path === "string") { |
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path = parseOptions(path); |
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} |
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// parse options |
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if (!options) { |
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options = {}; |
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} else if (typeof options === "string") { |
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options = parseOptions(options); |
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} |
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// remove extension |
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if (typeof path === "string") { |
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path = path.replace(/\.\w*$/, ""); |
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} else if (typeof path === "object") { |
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for (var i in path) { |
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if (path.hasOwnProperty(i)) { |
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path[i] = path[i].replace(/\.\w*$/, ""); |
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} |
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} |
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} |
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this.settings = $.extend({}, defaults, options); |
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this.path = path; |
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this.init(); |
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} |
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/** |
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* Initialization |
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* @public |
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*/ |
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Vide.prototype.init = function() { |
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var vide = this, |
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position = parsePosition(vide.settings.position), |
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sources, |
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poster; |
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// Set video wrapper styles |
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vide.$wrapper = $("<div>").css({ |
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"position": "absolute", |
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"z-index": -1, |
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"top": 0, |
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"left": 0, |
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"bottom": 0, |
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"right": 0, |
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"overflow": "hidden", |
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"-webkit-background-size": "cover", |
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"-moz-background-size": "cover", |
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"-o-background-size": "cover", |
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"background-size": "cover", |
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"background-repeat": "no-repeat", |
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"background-position": position.x + " " + position.y |
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}); |
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// Get poster path |
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poster = vide.path; |
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if (typeof vide.path === "object") { |
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if (vide.path.poster) { |
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poster = vide.path.poster; |
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} else { |
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if (vide.path.mp4) { |
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poster = vide.path.mp4; |
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} else if (vide.path.webm) { |
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poster = vide.path.webm; |
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} else if (vide.path.ogv) { |
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poster = vide.path.ogv; |
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} |
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} |
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} |
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// Set video poster |
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// if (vide.settings.posterType === "detect") { |
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// findPoster(poster, function(url) { |
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// vide.$wrapper.css("background-image", "url(" + url + ")"); |
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// }); |
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// } else if (vide.settings.posterType !== "none") { |
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// vide.$wrapper |
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// .css("background-image", "url(" + poster + "." + vide.settings.posterType + ")"); |
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// } |
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// if parent element has a static position, make it relative |
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if (vide.$element.css("position") === "static") { |
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vide.$element.css("position", "relative"); |
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} |
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vide.$element.prepend(vide.$wrapper); |
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if (!isIOS && !isAndroid) { |
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sources = ""; |
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if (typeof vide.path === "object") { |
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if (vide.path.mp4) { |
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sources += "<source src='" + vide.path.mp4 + ".mp4' type='video/mp4'>"; |
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} |
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if (vide.path.webm) { |
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sources += "<source src='" + vide.path.webm + ".webm' type='video/webm'>"; |
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} |
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if (vide.path.ogv) { |
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sources += "<source src='" + vide.path.ogv + ".ogv' type='video/ogv'>"; |
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} |
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vide.$video = $("<video>" + sources + "</video>"); |
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} else { |
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vide.$video = $("<video>" + |
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"<source src='" + vide.path + ".mp4' type='video/mp4'>" + |
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"<source src='" + vide.path + ".webm' type='video/webm'>" + |
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"<source src='" + vide.path + ".ogv' type='video/ogg'>" + |
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"</video>"); |
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} |
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// Disable visibility, while loading |
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vide.$video.css("visibility", "hidden"); |
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// Set video properties |
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vide.$video.prop({ |
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autoplay: vide.settings.autoplay, |
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loop: vide.settings.loop, |
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volume: vide.settings.volume, |
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muted: vide.settings.muted, |
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playbackRate: vide.settings.playbackRate |
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}); |
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// Append video |
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vide.$wrapper.append(vide.$video); |
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// Video alignment |
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vide.$video.css({ |
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"margin": "auto", |
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"position": "absolute", |
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"z-index": -1, |
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"top": position.y, |
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"left": position.x, |
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"-webkit-transform": "translate(-" + position.x + ", -" + position.y + ")", |
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"-ms-transform": "translate(-" + position.x + ", -" + position.y + ")", |
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"transform": "translate(-" + position.x + ", -" + position.y + ")" |
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}); |
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// resize video, when it's loaded |
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vide.$video.bind("loadedmetadata." + pluginName, function() { |
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vide.$video.css("visibility", "visible"); |
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vide.resize(); |
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vide.$wrapper.css("background-image", "none"); |
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}); |
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// resize event is available only for 'window', |
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// use another code solutions to detect DOM elements resizing |
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vide.$element.bind("resize." + pluginName, function() { |
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if (vide.settings.resizing) { |
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vide.resize(); |
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} |
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}); |
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} |
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}; |
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/** |
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* Get video element of the background |
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* @returns {HTMLVideoElement|null} |
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323
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* @public |
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324
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*/ |
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325
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Vide.prototype.getVideoObject = function() { |
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return this.$video ? this.$video[0] : null; |
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}; |
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329
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/** |
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330
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* Resize video background |
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331
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* @public |
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332
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*/ |
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333
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Vide.prototype.resize = function() { |
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334
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if (!this.$video) { |
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return; |
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|
} |
|
337
|
|
|
|
|
338
|
|
|
var |
|
339
|
|
|
// get native video size |
|
340
|
|
|
videoHeight = this.$video[0].videoHeight, |
|
341
|
|
|
videoWidth = this.$video[0].videoWidth, |
|
342
|
|
|
|
|
343
|
|
|
// get wrapper size |
|
344
|
|
|
wrapperHeight = this.$wrapper.height(), |
|
345
|
|
|
wrapperWidth = this.$wrapper.width(); |
|
346
|
|
|
|
|
347
|
|
|
if (wrapperWidth / videoWidth > wrapperHeight / videoHeight) { |
|
348
|
|
|
this.$video.css({ |
|
349
|
|
|
"width": wrapperWidth + 2, |
|
350
|
|
|
|
|
351
|
|
|
// +2 pixels to prevent empty space after transformation |
|
352
|
|
|
"height": "auto" |
|
353
|
|
|
}); |
|
354
|
|
|
} else { |
|
355
|
|
|
this.$video.css({ |
|
356
|
|
|
"width": "auto", |
|
357
|
|
|
|
|
358
|
|
|
// +2 pixels to prevent empty space after transformation |
|
359
|
|
|
"height": wrapperHeight + 2 |
|
360
|
|
|
}); |
|
361
|
|
|
} |
|
362
|
|
|
}; |
|
363
|
|
|
|
|
364
|
|
|
/** |
|
365
|
|
|
* Destroy video background |
|
366
|
|
|
* @public |
|
367
|
|
|
*/ |
|
368
|
|
|
Vide.prototype.destroy = function() { |
|
369
|
|
|
this.$element.unbind(pluginName); |
|
370
|
|
|
|
|
371
|
|
|
if (this.$video) { |
|
372
|
|
|
this.$video.unbind(pluginName); |
|
373
|
|
|
} |
|
374
|
|
|
|
|
375
|
|
|
delete $[pluginName].lookup[this.index]; |
|
376
|
|
|
this.$element.removeData(pluginName); |
|
377
|
|
|
this.$wrapper.remove(); |
|
378
|
|
|
}; |
|
379
|
|
|
|
|
380
|
|
|
/** |
|
381
|
|
|
* Special plugin object for instances. |
|
382
|
|
|
* @type {Object} |
|
383
|
|
|
* @public |
|
384
|
|
|
*/ |
|
385
|
|
|
$[pluginName] = { |
|
386
|
|
|
lookup: [] |
|
387
|
|
|
}; |
|
388
|
|
|
|
|
389
|
|
|
/** |
|
390
|
|
|
* Plugin constructor |
|
391
|
|
|
* @param {Object|String} path |
|
392
|
|
|
* @param {Object|String} options |
|
393
|
|
|
* @returns {JQuery} |
|
394
|
|
|
* @constructor |
|
395
|
|
|
*/ |
|
396
|
|
|
$.fn[pluginName] = function(path, options) { |
|
397
|
|
|
var instance; |
|
398
|
|
|
|
|
399
|
|
|
this.each(function() { |
|
400
|
|
|
instance = $.data(this, pluginName); |
|
401
|
|
|
|
|
402
|
|
|
if (instance) { |
|
403
|
|
|
|
|
404
|
|
|
// destroy plugin instance if exists |
|
405
|
|
|
instance.destroy(); |
|
406
|
|
|
} |
|
407
|
|
|
|
|
408
|
|
|
// create plugin instance |
|
409
|
|
|
instance = new Vide(this, path, options); |
|
410
|
|
|
instance.index = $[pluginName].lookup.push(instance) - 1; |
|
411
|
|
|
$.data(this, pluginName, instance); |
|
412
|
|
|
}); |
|
413
|
|
|
|
|
414
|
|
|
return this; |
|
415
|
|
|
}; |
|
416
|
|
|
|
|
417
|
|
|
$(document).ready(function() { |
|
418
|
|
|
|
|
419
|
|
|
// window resize event listener |
|
420
|
|
|
$(window).bind("resize." + pluginName, function() { |
|
421
|
|
|
for (var len = $[pluginName].lookup.length, i = 0, instance; i < len; i++) { |
|
422
|
|
|
instance = $[pluginName].lookup[i]; |
|
423
|
|
|
|
|
424
|
|
|
if (instance && instance.settings.resizing) { |
|
425
|
|
|
instance.resize(); |
|
426
|
|
|
} |
|
427
|
|
|
} |
|
428
|
|
|
}); |
|
429
|
|
|
|
|
430
|
|
|
// Auto initialization. |
|
431
|
|
|
// Add 'data-vide-bg' attribute with a path to the video without extension. |
|
432
|
|
|
// Also you can pass options throw the 'data-vide-options' attribute. |
|
433
|
|
|
// 'data-vide-options' must be like "muted: false, volume: 0.5". |
|
434
|
|
|
$(document).find("[data-" + pluginName + "-bg]").each(function(i, element) { |
|
435
|
|
|
var $element = $(element), |
|
436
|
|
|
options = $element.data(pluginName + "-options"), |
|
437
|
|
|
path = $element.data(pluginName + "-bg"); |
|
438
|
|
|
|
|
439
|
|
|
$element[pluginName](path, options); |
|
440
|
|
|
}); |
|
441
|
|
|
}); |
|
442
|
|
|
})(window.jQuery, window, document, navigator); |
|
443
|
|
|
|
RainLoop /
rainloop-webmail
