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使用滚轮修改视频小窗口尺寸
// ==UserScript==
// @name [Bilibili] 小窗尺寸缩放
// @name:en [Bilibili] MiniScreenResizer
// @name:zh [Bilibili] 小窗尺寸缩放
// @namespace ckylin-script-bili-miniscreenresizer
// @version 0.1
// @description 使用滚轮修改视频小窗口尺寸
// @description:en Change Bilibili video miniscreen with your mouse wheel
// @description:zh 使用滚轮修改视频小窗口尺寸
// @author CKylinMC
// @match https://www.bilibili.com/video/*
// @grant unsafeWindow
// @grant GM_registerMenuCommand
// @grant GM_unregisterMenuCommand
// @grant GM_getValue
// @grant GM_setValue
// @license GPLv3 License
// ==/UserScript==
(function() {
const $ = q=>document.querySelector(q);
const $$ = q=>[...document.querySelectorAll(q)];
const BVC = {
mini: '.bpx-player-container[data-revision="1"][data-screen=mini], .bpx-player-container[data-revision="2"][data-screen=mini]',
container: '.bpx-player-container',
};
const CACHE = {};
const setWH = (e,w,h)=>(e.style.width=w+'px',e.style.height=h+'px',[w,h]);
const parsePX = px=>parseFloat(px.replace('px',''));
const getWH = e=>{const es = getComputedStyle(e);return [parsePX(es.width),parsePX(es.height)]};
const setTrans = (e,cancel)=>e.style.transition=cancel?'none':"width .3s ease, height .3s ease";
const wait = t => new Promise(r => setTimeout(r, t));
const setWHcss = (selector,w,h)=>css("RESIZERCSS",`${selector}{ width:${w}px!important;height:${h}px!important; }`);
function css(id,content){
let el = $('style#'+id);
if(!el){
el = document.createElement('style');
el.id = id;
document.body.appendChild(el);
}
el.innerHTML = content;
return el;
}
function parseFl (fl){
try{
const f = parseFloat(fl);
if(!isNaN(f) && f>=0) return f;
}catch(e){}
return -1
}
let menuIds = [];
let menus = {};
const registerMenu = (text, callback) => menuIds.push(GM_registerMenuCommand(text, callback));
const clearMenu = () => { menuIds.forEach(id => GM_unregisterMenuCommand(id)); menuIds = []; };
async function playerReady(){
let i=50;
while(--i>=0){
await wait(200);
if(!('player' in unsafeWindow)) continue;
if(!('isInitialized' in unsafeWindow.player)) continue;
if(!unsafeWindow.player.isInitialized()) continue;
return true;
}
return false;
}
async function waitForDom(q) {
let i = 50;
let dom;
while (--i >= 0) {
if (dom = $(q)) break;
await wait(100);
}
return dom;
}
function applyMenus() {
clearMenu();
for (let item in menus) {
if(!menus.hasOwnProperty(item)) continue;
let menu = menus[item];
registerMenu(menu.text, menu.callback);
}
}
function setMenu(id,text,callback,noapply = false) {
menus[id] = { text, callback };
if (!noapply) applyMenus();
}
function resize(w,h){
const e = $(BVC.mini);
setTrans(e);
if(w&&h){
setWHcss(/*e*/BVC.mini,w,h);
}
return getWH(e);
}
(unsafeWindow||window).resizer = {
$,$$,BVC,setWH,parsePX,getWH,setWHcss,
resize
}
function prevent(e){
if(!CACHE.container) return;
const el = CACHE.container;
if(el.getAttribute('data-screen')!='mini'){
return;
}
e.preventDefault();
e.stopPropagation();
}
function onMouseWheel(e){
if(!CACHE.container) return;
const el = CACHE.container;
if(el.getAttribute('data-screen')!='mini'){
return;
}
e.preventDefault();
e.stopPropagation();
console.log(e,e.wheelDeltaY);
let [w,h] = getWH(CACHE.container);
let delta = e.wheelDeltaY || e.deltaY;
delta = 0.1*delta;
w+=delta;
h = w/16*9;
setTrans(CACHE.container,true);
setWHcss(/*CACHE.container*/BVC.mini,w,h);
return false;
}
async function inject(){
await playerReady();
console.log('player ready');
await waitForDom(BVC.container);
console.log('dom ready');
const el = $(BVC.container);
if(!el) {
throw new Error();
}
console.log('element ready');
CACHE.container = el;
el.addEventListener('onwheel',e=>prevent(e),false);
el.addEventListener('mousewheel',e=>onMouseWheel(e),false);
el.addEventListener('DOMMouseScroll',e=>onMouseWheel(e),false);
}
function init(){
[
{
id:'240',
text: "240x135",
callback: ()=>resize(240,135)
},
{
id:'320',
text: "320x180(默认)",
callback: ()=>resize(320,180)
},
{
id:'480',
text: "480x270",
callback: ()=>resize(480,320)
},
{
id:'640',
text: "640x360",
callback: ()=>resize(640,360)
},
{
id:'custom',
text: "自定义",
callback: ()=>{
const curr = getWH($(BVC.mini));
const w = parseFl(prompt("宽度:(当前"+curr[0]+")"));
if(w<0) return alert("输入不是有效大于0数字，已取消输入");
const h = parseFl(prompt("高度:(当前"+curr[1]+"，根据输入的宽度("+w+")推荐高度:"+(Math.round(w/16*9))+")"));
if(h<0) return alert("输入不是有效大于0数字，已取消输入");
setTimeout(()=>resize(w,h),200);
}
},
].forEach(it=>setMenu(it.id,it.text,it.callback,true));
applyMenus();
inject().then(()=>console.log('[RESIZER] injected')).catch(e=>console.error('[RESIZER] cannot inject'));
}
init();
})();