Volume/Time mouse control for Youtube
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// ==UserScript==
// @name YouTube Volume and Time Mouse Controlled
// @namespace PoKeRGT
// @version 1.01
// @icon https://www.google.com/s2/favicons?sz=64&domain=youtube.com
// @description Volume/Time mouse control for Youtube
// @author PoKeRGT
// @match https://www.youtube.com/watch*
// @grant none
// @license MIT
// ==/UserScript==
var videoElement = document.getElementById('movie_player');
function volumeControl(event) {
if (event.deltaY > 0) { // mouse wheel up
videoElement.setVolume(videoElement.getVolume() - 5);
} else { // mouse wheel down
videoElement.setVolume(videoElement.getVolume() + 5);
}
console.log(videoElement.getVolume());
}
function timeControl(event) {
if (event.deltaY > 0) { // mouse wheel up
videoElement.seekToStreamTime(videoElement.getCurrentTime() - 5);
} else { // mouse wheel down
videoElement.seekToStreamTime(videoElement.getCurrentTime() + 5);
}
console.log(videoElement.getCurrentTime());
}
document.addEventListener('mousewheel', function (event) {
var rect = videoElement.getBoundingClientRect();
if (event.clientX > rect.left && event.clientX < rect.right &&
event.clientY > rect.top && event.clientY < rect.bottom) {
cancelScroll(event);
if (event.clientX < window.innerWidth / 2) { // left half of the screen
volumeControl(event);
}
else { // right half of the screen
timeControl(event);
}
}
}, { passive: false });
function cancelScroll(event) {
event.preventDefault();
}