Youtube Video Controls Manager

Manages the video controls overlay on a youtube video, to prevent it blocking 30-40 pixels on the bottom of the video
Versão de: 05/04/2015. Veja: a última versão.
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// ==UserScript==
// @name         Youtube Video Controls Manager
// @version      0.09
// @description  Manages the video controls overlay on a youtube video, to prevent it blocking 30-40 pixels on the bottom of the video
// @include      http*://www.youtube.com/watch?*
// @author       D.Slee
// @require      http://code.jquery.com/jquery-1.11.0.min.js

// @namespace http://your.homepage/
// ==/UserScript==
//Known bugs
//- Having inspect element open sometimes breaks cursor functions

//Fading Parameters
var fs = 0;
var inPar = ["default", "8px", 1];                                                                      //Fading parameters (cursor, height, display)
var outPar = ["default", "3px", 0];
var timeoutPar = ["none", "3px", 0];

//Objects
var movie_player = document.getElementById("movie_player");                                             //Entire player
var playerAPI = document.getElementById("player-api");                                                  //Entire player Wrapper
var vidContWrap = document.getElementsByClassName("html5-video-controls")[0];                           //All the video controls
var vidCont = document.getElementsByClassName("html5-player-chrome")[0];                                //All the video controls (not including progress bar)
var progBar = document.getElementsByClassName("ytp-progress-bar-container")[0];                         //Progress Bar
var scrubBn = document.getElementsByClassName("html5-scrubber-button")[0];                              //Circle Button (on progress bar)
var vidHeader = document.getElementsByClassName("html5-info-bar ytp-can-share ytp-can-sentiment")[0];   //Video header, synchronises fullscreen
var elements = [scrubBn, vidHeader, vidContWrap];

//Feel free to edit these parameters (experimental)
var progBarHide = false;
var timeout = 1000;

//Make it always visible to override script
vidContWrap.style.setProperty("opacity", 1, "important");                                              //Disables youtube's opacity fade script on the progress bar
movie_player.style.setProperty("cursor", "default", "important");                                      //Fixes youtube script that makes the cursor property none when idle
progBar.style.transition = "height .25s cubic-bezier(0.4,0,0.2,1)";                                    //Sets animation properties
scrubBn.style.transition = "opacity .25s cubic-bezier(0.4,0,0.2,1)";

if (progBarHide === true){
    elements.push(vidContWrap);                                                                        //Adds vidContWrap to the elements with their display value being toggled
}

var fadeOutInterval = setTimeout(Fade, timeout, timeoutPar);                                           //Interval used to fade out when inactive

//Handles mouse events and fades
MainProgram();
function MainProgram(){
    playerAPI.addEventListener("mousemove", HandleMouseMove);                                          //The event listener needs to be on playerAPI otherwise it would not trigger when the cursor is hidden (on it's child, movie_player)
    playerAPI.addEventListener("mouseout", HandleMouseOut);
    scrubBn.addEventListener("mouseenter", HandleScrubEnter);
    scrubBn.addEventListener("mouseout", HandleScrubOut);
    $(document).on('webkitfullscreenchange mozfullscreenchange fullscreenchange MSFullscreenChange', Fullscreen);
}

function HandleMouseMove(){
    Fade(inPar);
    fadeOutInterval = setTimeout(Fade, timeout, timeoutPar);
}

function HandleMouseOut(){
    Fade(outPar);
}

function Fade(parameters){
    var important = '';
    if (fs == 1){
        important = "important";
    }
    clearTimeout(fadeOutInterval);
    movie_player.style.setProperty("cursor", parameters[0], "important");
    if (fs === 0){
        progBar.style.setProperty("height", parameters[1], "important");
    }
    for (var i = 0; i<elements.length; i++){
        if (!(i === 2 && fs === 0)){
            elements[i].style.setProperty("opacity", parameters[2], "important");
        }
    }
}

function HandleScrubEnter(){
    scrubBn.style.setProperty("background", "#cc181e", "important");
}

function HandleScrubOut(){
    scrubBn.style.setProperty("background", "#aeaeae", "important");
}

function Fullscreen(){
    fs = (fs + 1) % 2;
    if (fs === 0){
        vidContWrap.style.setProperty("opacity", "1", "important");
        vidHeader.style.setProperty("display", "none", "important");
    }
    if (fs == 1){
        vidHeader.style.setProperty("display", "block", "important");
    }
}