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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

As of 2015-04-02. See the latest version.

// ==UserScript==
// @name         Youtube Video Controls Manager
// @namespace    http://your.homepage/
// @version      0.05
// @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?v=*
// @author       D.Slee
// @match        https://www.youtube.com/watch?v=rXj3hUB7BH8
// @grant        none

// ==/UserScript==
//Known bugs
//- Cinema mode
//- Having inspect element open breaks cursor functions

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

//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, vidCont, vidHeader];

//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

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(){
    resizeWindow(window.innerWidth);
    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);
}

function handleMouseMove(){
    fade(inPar);
    fadeOutInterval = setTimeout(fade, timeout, timeoutPar);
}

function handleMouseOut(){
    fade(outPar);
}

function fade(parameters){
    clearTimeout(fadeOutInterval);
    movie_player.style.setProperty("cursor", parameters[0], "important");
    progBar.style.setProperty("height", parameters[1], "important");
    for (var i = 0; i<elements.length; i++){
        elements[i].style.display = parameters[2];
    }
}

//Window Resize handle
window.onresize = function() {
    var windowX = window.innerWidth;
    resizeWindow(windowX);
};

function resizeWindow(windowX){                                                   
    var windowSizes = ['240px', '360px', '480px'];
    if (progBarHide === false){
        windowSizes = ['243px', '363px', '483px'];
    }
    
    if (windowX <= 639){
        playerAPI.style.height = windowSizes[0];
    }
    if (windowX < 1294 && windowX > 639){
        playerAPI.style.height = windowSizes[1];
    }
    if (windowX >= 1294){
        playerAPI.style.height = windowSizes[2];
    }
}