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jquery.youtube-background.js
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jquery.youtube-background.js
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/**
* jquery.youtube-background v1.0.14 | Nikola Stamatovic <@stamat> | MIT
*/
(function () {
'use strict';
function hasClass(element, className) {
if (element.classList) {
return element.classList.contains(className);
}
return new RegExp('\\b'+ className+'\\b').test(element.className);
}
function addClass(element, classNames) {
if (element.classList) {
const classes = classNames.split(' ');
for (var i = 0; i < classes.length; i++) {
const el_class = classes[i];
element.classList.add(el_class);
}
return;
}
if (!hasClass(element, className)) {
element.className += ' ' + className;
}
}
function removeClass(element, className) {
if (element.classList) {
element.classList.remove(className);
return;
}
element.className = element.className.replace(new RegExp('\\b'+ className+'\\b', 'g'), '');
}
function isMobile() {
let is_mobile = false;
(function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4))) is_mobile = true;})(navigator.userAgent||navigator.vendor||window.opera);
return is_mobile;
}
function getRandomIntInclusive(min, max) {
min = Math.ceil(min);
max = Math.floor(max);
return Math.floor(Math.random() * (max - min + 1)) + min; //The maximum is inclusive and the minimum is inclusive
}
function parseResolutionString(res) {
const pts = res.split(/\s?:\s?/i);
const DEFAULT_RESOLUTION = 16/9;
if (pts.length < 2) {
return DEFAULT_RESOLUTION;
}
const w = parseInt(pts[0], 10);
const h = parseInt(pts[1], 10);
if (isNaN(w) || isNaN(h)) {
return DEFAULT_RESOLUTION;
}
return w/h;
}
function parseProperties(params, defaults, element, attr_prefix) {
let res_params = {};
if (!params) {
res_params = defaults;
} else {
for (let k in defaults) {
if (!params.hasOwnProperty(k)) {
//load in defaults if the param hasn't been set
res_params[k] = defaults[k];
}
}
}
if (!element) return res_params;
// load params from data attributes
for (let k in res_params) {
let data;
if (attr_prefix instanceof Array) {
for (var i = 0; i < attr_prefix.length; i++) {
const temp_data = element.getAttribute(attr_prefix[i]+k);
if (temp_data) {
data = temp_data;
break;
}
}
} else {
data = element.getAttribute(attr_prefix+k);
}
if (data !== undefined && data !== null) {
data = data === 'false' ? false : data;
data = /^\d+$/.test(data) ? parseInt(data, 10) : data;
data = /^\d+\.\d+$/.test(data) ? parseFloat(data) : data;
res_params[k] = data;
}
}
return res_params;
}
const tag = document.createElement('script');
tag.src = "https://www.youtube.com/player_api";
const firstScriptTag = document.getElementsByTagName('script')[0];
firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
function YoutubeBackground(elem, params, id, uid) {
this.is_mobile = isMobile();
this.element = elem;
this.ytid = id;
this.uid = uid;
this.player = null;
this.controls_element = HTMLElement;
this.buttons = {};
this.state = {};
this.state.play = false;
this.state.mute = false;
this.params = {};
const DEFAULTS = {
'pause': false, //deprecated
'play-button': false,
'mute-button': false,
'autoplay': true,
'muted': true,
'loop': true,
'mobile': false,
'load-background': true,
'resolution': '16:9',
'onStatusChange': function() {},
'inline-styles': true,
'fit-box': false,
'offset': 200,
'start-at': 0,
'end-at': 0,
'poster': null
};
this.__init__ = function () {
if (!this.ytid) {
return;
}
this.params = parseProperties(params, DEFAULTS, this.element, ['data-ytbg-', 'data-vbg-']);
//pause deprecated
if (this.params.pause) {
this.params['play-button'] = this.params.pause;
}
this.params.resolution_mod = parseResolutionString(this.params.resolution);
this.state.playing = this.params.autoplay;
this.state.muted = this.params.muted;
this.buildHTML();
this.injectPlayer();
// set play/mute controls wrap
if (this.params['play-button'] || this.params['mute-button']) {
const controls = document.createElement('div');
controls.className = 'video-background-controls';
controls.style.position = 'absolute';
controls.style.top = '10px';
controls.style.right = '10px';
controls.style['z-index'] = 2;
this.controls_element = controls;
this.element.appendChild(controls);
}
if (this.params['play-button']) {
this.generateActionButton({
name: 'play',
className: 'play-toggle',
innerHtml: '<i class="fa"></i>',
initialState: false,
stateClassName: 'paused',
condition_parameter: 'autoplay',
stateChildClassNames: ['fa-pause-circle', 'fa-play-circle'],
actions: ['play', 'pause']
});
}
if (this.params['mute-button']) {
this.generateActionButton({
name: 'mute',
className: 'mute-toggle',
innerHtml: '<i class="fa"></i>',
initialState: true,
stateClassName: 'muted',
condition_parameter: 'muted',
stateChildClassNames: ['fa-volume-up', 'fa-volume-mute'],
actions: ['unmute', 'mute']
});
}
};
this.__init__();
}
YoutubeBackground.prototype.initYTPlayer = function () {
const self = this;
if (window.hasOwnProperty('YT')) {
this.player = new YT.Player(this.uid, {
events: {
'onReady': function(event) {
self.onVideoPlayerReady(event);
},
'onStateChange': function(event) {
self.onVideoStateChange(event);
},
'onError' : function(event) {
//console.error('player_api', event);
}
}
});
}
};
YoutubeBackground.prototype.seekTo = function (seconds) {
if (seconds > 0) {
this.player.seekTo(seconds, true);
}
};
YoutubeBackground.prototype.onVideoPlayerReady = function (event) {
if (this.params.autoplay) {
this.seekTo(this.params['start-at']);
this.player.playVideo();
}
};
YoutubeBackground.prototype.onVideoStateChange = function (event) {
if (event.data === 0 && this.params.loop) {
this.seekTo(this.params['start-at']);
this.player.playVideo();
}
if (event.data === -1 && this.params.autoplay) {
this.seekTo(this.params['start-at']);
this.player.playVideo();
this.element.dispatchEvent(new CustomEvent('video-background-play', { bubbles: true, detail: this }));
}
if (event.data === 1) {
this.iframe.style.opacity = 1;
}
this.params["onStatusChange"](event);
};
YoutubeBackground.prototype.injectPlayer = function () {
this.iframe = document.createElement('iframe');
this.iframe.setAttribute('frameborder', 0);
this.iframe.setAttribute('allow', 'autoplay; mute');
let src = `https://www.youtube.com/embed/${this.ytid}?&enablejsapi=1&disablekb=1&controls=0&rel=0&iv_load_policy=3&cc_load_policy=0&playsinline=1&showinfo=0&modestbranding=1&fs=0`;
if (this.params.muted) {
src += '&mute=1';
}
if (this.params.autoplay) {
src += '&autoplay=1';
}
if (this.params.loop) {
src += '&loop=1';
}
if (this.params['end-at'] > 0) {
src += `&end=${this.params['end-at']}`;
}
this.iframe.src = src;
if (this.uid) {
this.iframe.id = this.uid;
}
if (this.params['inline-styles']) {
this.iframe.style.top = '50%';
this.iframe.style.left = '50%';
this.iframe.style.transform = 'translateX(-50%) translateY(-50%)';
this.iframe.style.position = 'absolute';
this.iframe.style.opacity = 0;
}
this.element.appendChild(this.iframe);
if (this.params['fit-box']) {
this.iframe.style.width = '100%';
this.iframe.style.height = '100%';
} else {
const self = this;
//TODO❗️: maybe a spacer or at least add requestAnimationFrame
function onResize() {
const h = self.iframe.parentNode.offsetHeight + self.params.offset; // since showinfo is deprecated and ignored after September 25, 2018. we add +200 to hide it in the overflow
const w = self.iframe.parentNode.offsetWidth + self.params.offset;
const res = self.params.resolution_mod;
if (res > w/h) {
self.iframe.style.width = h*res + 'px';
self.iframe.style.height = h + 'px';
} else {
self.iframe.style.width = w + 'px';
self.iframe.style.height = w/res + 'px';
}
}
if (window.hasOwnProperty('ResizeObserver')) {
const resize_observer = new ResizeObserver(() => {
window.requestAnimationFrame(onResize);
});
resize_observer.observe(this.element);
} else {
window.addEventListener('resize', () => {
window.requestAnimationFrame(onResize);
});
}
onResize();
}
};
YoutubeBackground.prototype.buildHTML = function () {
const parent = this.element.parentNode;
// wrap
addClass(this.element, 'youtube-background video-background');
//set css rules
const wrapper_styles = {
"height" : "100%",
"width" : "100%",
"z-index": "0",
"position": "absolute",
"overflow": "hidden",
"top": 0, // added by @insad
"left": 0,
"bottom": 0,
"right": 0
};
if (!this.params['mute-button']) {
wrapper_styles["pointer-events"] = "none"; // avoid right mouse click popup menu
}
if (this.params['load-background'] || this.params['poster']) {
if (this.params['load-background']) wrapper_styles['background-image'] = 'url(https://img.youtube.com/vi/'+this.ytid+'/maxresdefault.jpg)';
if (this.params['poster']) wrapper_styles['background-image'] = this.params['poster'];
wrapper_styles['background-size'] = 'cover';
wrapper_styles['background-repeat'] = 'no-repeat';
wrapper_styles['background-position'] = 'center';
}
if (this.params['inline-styles']) {
for (let property in wrapper_styles) {
this.element.style[property] = wrapper_styles[property];
}
if (!['absolute', 'fixed', 'relative', 'sticky'].indexOf(parent.style.position)) {
parent.style.position = 'relative';
}
}
if (this.is_mobile && !this.params.mobile) {
return this.element;
}
return this.element;
};
YoutubeBackground.prototype.play = function () {
//TODO: solve this with ARIA toggle states. P.S. warning repetitive code!!!
if (this.buttons.hasOwnProperty('play')) {
const btn_obj = this.buttons.play;
removeClass(btn_obj.element, btn_obj.button_properties.stateClassName);
addClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[0]);
removeClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[1]);
}
if (this.player) {
if (this.params['start-at'] && this.player.getCurrentTime() < this.params['start-at'] ) {
this.seekTo(this.params['start-at']);
}
this.player.playVideo();
this.element.dispatchEvent(new CustomEvent('video-background-play', { bubbles: true, detail: this }));
}
};
YoutubeBackground.prototype.pause = function () {
//TODO: solve this with ARIA toggle states
if (this.buttons.hasOwnProperty('play')) {
const btn_obj = this.buttons.play;
addClass(btn_obj.element, btn_obj.button_properties.stateClassName);
removeClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[0]);
addClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[1]);
}
if (this.player) {
this.player.pauseVideo();
this.element.dispatchEvent(new CustomEvent('video-background-pause', { bubbles: true, detail: this }));
}
};
YoutubeBackground.prototype.unmute = function () {
//TODO: solve this with ARIA toggle states
if (this.buttons.hasOwnProperty('mute')) {
const btn_obj = this.buttons.mute;
removeClass(btn_obj.element, btn_obj.button_properties.stateClassName);
addClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[0]);
removeClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[1]);
}
if (this.player) {
this.player.unMute();
this.element.dispatchEvent(new CustomEvent('video-background-unmute', { bubbles: true, detail: this }));
}
};
YoutubeBackground.prototype.mute = function () {
//TODO: solve this with ARIA toggle states
if (this.buttons.hasOwnProperty('mute')) {
const btn_obj = this.buttons.mute;
addClass(btn_obj.element, btn_obj.button_properties.stateClassName);
removeClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[0]);
addClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[1]);
}
if (this.player) {
this.player.mute();
this.element.dispatchEvent(new CustomEvent('video-background-mute', { bubbles: true, detail: this }));
}
};
//TODO: refactor states to be equal for all buttons
YoutubeBackground.prototype.generateActionButton = function (obj) {
const btn = document.createElement('button');
btn.className = obj.className;
btn.innerHTML = obj.innerHtml;
addClass(btn.firstChild, obj.stateChildClassNames[0]);
//TODO: solve this with ARIA toggle states
if (this.params[obj.condition_parameter] === obj.initialState) {
addClass(btn, obj.stateClassName);
removeClass(btn.firstChild, obj.stateChildClassNames[0]);
addClass(btn.firstChild, obj.stateChildClassNames[1]);
}
const self = this;
btn.addEventListener('click', function(e) {
if (hasClass(this, obj.stateClassName)) {
self.state[obj.name] = false;
self[obj.actions[0]]();
} else {
self.state[obj.name] = true;
self[obj.actions[1]]();
}
});
this.buttons[obj.name] = {
element: btn,
button_properties: obj
};
this.controls_element.appendChild(btn);
};
function VimeoBackground(elem, params, id, uid) {
this.is_mobile = isMobile();
this.element = elem;
this.vid = id;
this.uid = uid;
this.player = null;
this.buttons = {};
this.state = {};
this.state.play = false;
this.state.mute = false;
this.params = {};
const DEFAULTS = {
// 'pause': false, //deprecated
// 'play-button': false,
// 'mute-button': false,
'autoplay': true,
'muted': true,
'loop': true,
'mobile': false,
// 'load-background': true,
'resolution': '16:9',
'inline-styles': true,
'fit-box': false,
'offset': 200,
'start-at': 0,
'poster': null
};
this.__init__ = function () {
if (!this.vid) {
return;
}
this.params = parseProperties(params, DEFAULTS, this.element, ['data-ytbg-', 'data-vbg-']);
//pause deprecated
if (this.params.pause) {
this.params['play-button'] = this.params.pause;
}
this.params.resolution_mod = parseResolutionString(this.params.resolution);
this.state.playing = this.params.autoplay;
this.state.muted = this.params.muted;
this.buildHTML();
this.injectPlayer();
};
this.__init__();
}
VimeoBackground.prototype.injectPlayer = function () {
this.iframe = document.createElement('iframe');
this.iframe.setAttribute('frameborder', 0);
this.iframe.setAttribute('allow', ['autoplay; mute']);
let src = 'https://player.vimeo.com/video/'+this.vid+'?background=1&controls=0';
if (this.params.muted) {
src += '&muted=1';
}
if (this.params.autoplay) {
src += '&autoplay=1';
}
if (this.params.loop) {
src += '&loop=1&autopause=0';
}
//WARN❗️ this is a hash not a query param
if (this.params['start-at']) {
src += '#t=' + this.params['start-at'] + 's';
}
this.iframe.src = src;
if (this.uid) {
this.iframe.id = this.uid;
}
if (this.params['load-background'] || this.params['poster']) {
//if (this.params['load-background']) wrapper_styles['background-image'] = 'url(https://img.youtube.com/vi/'+this.ytid+'/maxresdefault.jpg)';
if (this.params['poster']) wrapper_styles['background-image'] = this.params['poster'];
wrapper_styles['background-size'] = 'cover';
wrapper_styles['background-repeat'] = 'no-repeat';
wrapper_styles['background-position'] = 'center';
}
if (this.params['inline-styles']) {
this.iframe.style.top = '50%';
this.iframe.style.left = '50%';
this.iframe.style.transform = 'translateX(-50%) translateY(-50%)';
this.iframe.style.position = 'absolute';
this.iframe.style.opacity = 1;
}
this.element.appendChild(this.iframe);
if (this.params['fit-box']) {
this.iframe.style.width = '100%';
this.iframe.style.height = '100%';
} else {
const self = this;
const onResize = function() {
const h = self.iframe.parentNode.offsetHeight + self.params.offset; // since showinfo is deprecated and ignored after September 25, 2018. we add +200 to hide it in the overflow
const w = self.iframe.parentNode.offsetWidth + self.params.offset;
const res = self.params.resolution_mod;
if (res > w/h) {
self.iframe.style.width = h*res + 'px';
self.iframe.style.height = h + 'px';
} else {
self.iframe.style.width = w + 'px';
self.iframe.style.height = w/res + 'px';
}
};
if (window.hasOwnProperty('ResizeObserver')) {
const resize_observer = new ResizeObserver(() => {
window.requestAnimationFrame(onResize);
});
resize_observer.observe(this.element);
} else {
window.addEventListener('resize', () => {
window.requestAnimationFrame(onResize);
});
}
onResize();
}
};
VimeoBackground.prototype.buildHTML = function () {
const parent = this.element.parentNode;
// wrap
addClass(this.element, 'youtube-background');
//set css rules
const wrapper_styles = {
"height" : "100%",
"width" : "100%",
"z-index": "0",
"position": "absolute",
"overflow": "hidden",
"top": 0, // added by @insad
"left": 0,
"bottom": 0,
"right": 0
};
if (this.params['load-background'] || this.params['poster']) {
//if (this.params['load-background']) wrapper_styles['background-image'] = 'url(https://img.youtube.com/vi/'+this.ytid+'/maxresdefault.jpg)';
if (this.params['poster']) wrapper_styles['background-image'] = this.params['poster'];
wrapper_styles['background-size'] = 'cover';
wrapper_styles['background-repeat'] = 'no-repeat';
wrapper_styles['background-position'] = 'center';
}
if (!this.params['mute-button']) {
wrapper_styles["pointer-events"] = "none"; // avoid right mouse click popup menu
}
if (this.params['load-background']) {
//TODO: wrapper_styles['background-image'] = 'url(https://img.youtube.com/vi/'+this.vid+'/maxresdefault.jpg)';
wrapper_styles['background-size'] = 'cover';
wrapper_styles['background-repeat'] = 'no-repeat';
wrapper_styles['background-position'] = 'center';
}
if (this.params['inline-styles']) {
for (let property in wrapper_styles) {
this.element.style[property] = wrapper_styles[property];
}
if (!['absolute', 'fixed', 'relative', 'sticky'].indexOf(parent.style.position)) {
parent.style.position = 'relative';
}
}
return this.element;
};
function VideoBackground(elem, params, vid_data, uid) {
this.is_mobile = isMobile();
this.element = elem;
this.link = vid_data.link;
this.ext = vid_data.id;
this.uid = uid;
this.player = null;
this.buttons = {};
this.controls_element = HTMLElement;
this.state = {};
this.state.play = false;
this.state.mute = false;
this.params = {};
const MIME_MAP = {
'ogv' : 'video/ogg',
'ogm' : 'video/ogg',
'ogg' : 'video/ogg',
'avi' : 'video/avi',
'mp4' : 'video/mp4',
'webm' : 'video/webm'
};
const DEFAULTS = {
'pause': false, //deprecated
'play-button': false,
'mute-button': false,
'autoplay': true,
'muted': true,
'loop': true,
'mobile': false,
'resolution': '16:9',
'inline-styles': true,
'fit-box': false,
'offset': 200,
// 'start-at': 0,
// 'end-at': 0,
'poster': null
};
this.__init__ = function () {
if (!this.link || !this.ext) {
return;
}
this.mime = MIME_MAP[this.ext.toLowerCase()];
this.params = parseProperties(params, DEFAULTS, this.element, ['data-ytbg-', 'data-vbg-']);
//pause deprecated
if (this.params.pause) {
this.params['play-button'] = this.params.pause;
}
this.params.resolution_mod = parseResolutionString(this.params.resolution);
this.state.playing = this.params.autoplay;
this.state.muted = this.params.muted;
this.buildHTML();
this.injectPlayer();
// set play/mute controls wrap
if (this.params['play-button'] || this.params['mute-button']) {
const controls = document.createElement('div');
controls.className = 'video-background-controls';
controls.style.position = 'absolute';
controls.style.top = '10px';
controls.style.right = '10px';
controls.style['z-index'] = 2;
this.controls_element = controls;
this.element.appendChild(controls);
}
if (this.params['play-button']) {
this.generateActionButton({
name: 'play',
className: 'play-toggle',
innerHtml: '<i class="fa"></i>',
initialState: false,
stateClassName: 'paused',
condition_parameter: 'autoplay',
stateChildClassNames: ['fa-pause-circle', 'fa-play-circle'],
actions: ['play', 'pause']
});
}
if (this.params['mute-button']) {
this.generateActionButton({
name: 'mute',
className: 'mute-toggle',
innerHtml: '<i class="fa"></i>',
initialState: true,
stateClassName: 'muted',
condition_parameter: 'muted',
stateChildClassNames: ['fa-volume-up', 'fa-volume-mute'],
actions: ['unmute', 'mute']
});
}
};
this.__init__();
}
VideoBackground.prototype.seekTo = function (seconds) {
if (this.player.hasOwnProperty('fastSeek')) {
this.player.fastSeek(seconds);
return;
}
this.player.currentTime = seconds;
};
VideoBackground.prototype.injectPlayer = function () {
this.player = document.createElement('video');
this.player.muted = this.params.muted;
this.player.autoplay = this.params.autoplay;
this.player.loop = this.params.loop;
this.player.playsinline = true;
this.player.setAttribute('playsinline', '');
this.player.setAttribute('id', this.uid);
if (this.params['inline-styles']) {
this.player.style.top = '50%';
this.player.style.left = '50%';
this.player.style.transform = 'translateX(-50%) translateY(-50%)';
this.player.style.position = 'absolute';
this.player.style.opacity = 0;
this.player.addEventListener('canplay', (e) => {
e.target.style.opacity = 1;
});
}
const self = this;
/*
this.player.addEventListener('canplay', (e) => {
if (self.params['start-at'] && self.params.autoplay) {
self.seekTo(self.params['start-at']);
}
});
this.player.addEventListener('canplaythrough', (e) => {
if (self.params['end-at'] > 0) {
self.player.addEventListener('timeupdate', (e) => {
if (self.params['end-at'] >= self.player.currentTime) {
self.seekTo(self.params['start-at']);
}
});
}
});
*/
const source = document.createElement('source');
source.setAttribute('src', this.link);
source.setAttribute('type', this.mime);
this.player.appendChild(source);
this.element.appendChild(this.player);
if (this.params['fit-box']) {
this.player.style.width = '100%';
this.player.style.height = '100%';
} else {
//TODO❗️: maybe a spacer or at least add requestAnimationFrame
function onResize() {
const h = self.player.parentNode.offsetHeight + self.params.offset; // since showinfo is deprecated and ignored after September 25, 2018. we add +200 to hide it in the overflow
const w = self.player.parentNode.offsetWidth + self.params.offset;
const res = self.params.resolution_mod;
if (res > w/h) {
self.player.style.width = h*res + 'px';
self.player.style.height = h + 'px';
} else {
self.player.style.width = w + 'px';
self.player.style.height = w/res + 'px';
}
}
if (window.hasOwnProperty('ResizeObserver')) {
const resize_observer = new ResizeObserver(() => {
window.requestAnimationFrame(onResize);
});
resize_observer.observe(this.element);
} else {
window.addEventListener('resize', () => {
window.requestAnimationFrame(onResize);
});
}
onResize();
}
};
VideoBackground.prototype.buildHTML = function () {
const parent = this.element.parentNode;
// wrap
addClass(this.element, 'video-background');
//set css rules
const wrapper_styles = {
"height" : "100%",
"width" : "100%",
"z-index": "0",
"position": "absolute",
"overflow": "hidden",
"top": 0, // added by @insad
"left": 0,
"bottom": 0,
"right": 0
};
if (!this.params['mute-button']) {
wrapper_styles["pointer-events"] = "none"; // avoid right mouse click popup menu
}
if (this.params['load-background'] || this.params['poster']) {
if (this.params['poster']) wrapper_styles['background-image'] = `url('${this.params['poster']}')`;
wrapper_styles['background-size'] = 'cover';
wrapper_styles['background-repeat'] = 'no-repeat';
wrapper_styles['background-position'] = 'center';
}
if (this.params['inline-styles']) {
for (let property in wrapper_styles) {
this.element.style[property] = wrapper_styles[property];
}
if (!['absolute', 'fixed', 'relative', 'sticky'].indexOf(parent.style.position)) {
parent.style.position = 'relative';
}
}
if (this.is_mobile && !this.params.mobile) {
return this.element;
}
return this.element;
};
VideoBackground.prototype.play = function () {
//TODO: solve this with ARIA toggle states. P.S. warning repetitive code!!!
if (this.buttons.hasOwnProperty('play')) {
const btn_obj = this.buttons.play;
removeClass(btn_obj.element, btn_obj.button_properties.stateClassName);
addClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[0]);
removeClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[1]);
}
if (this.player) {
/* if (this.params['start-at'] && this.player.currentTime < this.params['start-at'] ) {
this.seekTo(this.params['start-at']);
} */
this.player.play();
this.element.dispatchEvent(new CustomEvent('video-background-play', { bubbles: true, detail: this }));
}
};
VideoBackground.prototype.pause = function () {
//TODO: solve this with ARIA toggle states
if (this.buttons.hasOwnProperty('play')) {
const btn_obj = this.buttons.play;
addClass(btn_obj.element, btn_obj.button_properties.stateClassName);
removeClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[0]);
addClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[1]);
}
if (this.player) {
this.player.pause();
this.element.dispatchEvent(new CustomEvent('video-background-pause', { bubbles: true, detail: this }));
}
};
VideoBackground.prototype.unmute = function () {
//TODO: solve this with ARIA toggle states
if (this.buttons.hasOwnProperty('mute')) {
const btn_obj = this.buttons.mute;
removeClass(btn_obj.element, btn_obj.button_properties.stateClassName);
addClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[0]);
removeClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[1]);
}
if (this.player) {
this.player.muted = false;
this.element.dispatchEvent(new CustomEvent('video-background-unmute', { bubbles: true, detail: this }));
}
};
VideoBackground.prototype.mute = function () {
//TODO: solve this with ARIA toggle states
if (this.buttons.hasOwnProperty('mute')) {
const btn_obj = this.buttons.mute;
addClass(btn_obj.element, btn_obj.button_properties.stateClassName);
removeClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[0]);
addClass(btn_obj.element.firstChild, btn_obj.button_properties.stateChildClassNames[1]);
}
if (this.player) {
this.player.muted = true;
this.element.dispatchEvent(new CustomEvent('video-background-mute', { bubbles: true, detail: this }));
}
};
//TODO: refactor states to be equal for all buttons
VideoBackground.prototype.generateActionButton = function (obj) {
const btn = document.createElement('button');
btn.className = obj.className;
btn.innerHTML = obj.innerHtml;
addClass(btn.firstChild, obj.stateChildClassNames[0]);
//TODO: solve this with ARIA toggle states
if (this.params[obj.condition_parameter] === obj.initialState) {
addClass(btn, obj.stateClassName);
removeClass(btn.firstChild, obj.stateChildClassNames[0]);
addClass(btn.firstChild, obj.stateChildClassNames[1]);
}
const self = this;
btn.addEventListener('click', function(e) {
if (hasClass(this, obj.stateClassName)) {
self.state[obj.name] = false;
self[obj.actions[0]]();
} else {
self.state[obj.name] = true;
self[obj.actions[1]]();
}
});
this.buttons[obj.name] = {
element: btn,
button_properties: obj
};
this.controls_element.appendChild(btn);
};
function VideoBackgrounds(selector, params) {
this.elements = selector;
if (typeof selector === 'string') {