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Adds a simple volume control to scores on MuseScore.com.
Versione datata
// ==UserScript==
// @name MuseScore Volume Control
// @name:de MuseScore Lautstärke-Regler
// @namespace http://tampermonkey.net/
// @version 1.1
// @description Adds a simple volume control to scores on MuseScore.com.
// @description:de Fügt einen einfachen Lautstärke-Regler zu Notenblättern auf MuseScore.com ein.
// @author klischee
// @match https://musescore.com/*/*
// @grant GM_setValue
// @grant GM_getValue
// ==/UserScript==
(function() {
'use strict';
class MSVolume {
constructor() {
// Wait some time for the play btn and do the stuff when it appears
let i = setInterval((e) => {
let btn = this.getPlayBtn();
if(!btn) return false;
btn.addEventListener('click', (e) => {
this.onPlayBtn();
});
this.insertSlider();
clearInterval(i);
}, 100);
setTimeout(() => {
clearInterval(i);
}, 5000);
}
getPlayer() {
if(this.player) return this.player;
this.player = document.querySelector('.uniqueplayerclass');
return this.player;
}
getPlayBtn() {
if(this.playBtn) return this.playBtn;
this.playBtn = document.querySelector('button[title="Toggle Play"]');
return this.playBtn;
}
onPlayBtn() {
let interval = setInterval(() => {
let player = this.getPlayer();
this.setVol();
if(player) clearInterval(interval);
}, 100);
}
setVol() {
let player = this.getPlayer()
let volume = this.getVol();
GM_setValue('volume', volume);
if(player) this.player.volume = volume / 100;
}
getVol() {
return this.volSlider.value;
}
insertSlider() {
let volume = GM_getValue('volume');
if(!volume) volume = 100;
let volSlider = document.createElement('div');
volSlider.style.display = 'grid';
volSlider.innerHTML = `<input type="range" min="0" max="100" value="${volume}">`;
let playBtn = this.getPlayBtn();
let playBtnParent = playBtn.parentNode;
this.insertAfter(volSlider, playBtnParent);
this.volSlider = volSlider.querySelector('input');
this.volSlider.addEventListener('input', (e) => { this.setVol(); });
return true;
}
insertAfter(newNode, referenceNode) {
referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
}
}
new MSVolume();
})();