旋轉網頁, Ctrl + Alt + 方向鍵
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// ==UserScript==
// @name rotate-screen
// @namespace http://tampermonkey.net/
// @version 1.0.0
// @author Vanisoul
// @description 旋轉網頁, Ctrl + Alt + 方向鍵
// @match *://*/*
// @grant none
// ==/UserScript==
(function () {
'use strict';
function rotatePage(degrees) {
const originalWidth = document.documentElement.clientWidth || window.innerWidth;
const originalHeight = document.documentElement.clientHeight || window.innerHeight;
let container = document.querySelector('.rotate-container');
if (!container) {
container = document.createElement('div');
container.classList.add('rotate-container');
while (document.body.firstChild) {
container.appendChild(document.body.firstChild);
}
document.body.appendChild(container);
}
container.style.cssText = "";
if (degrees === 90 || degrees === -90) {
container.style.width = `${originalHeight}px`;
container.style.height = `${originalWidth}px`;
container.style.maxWidth = '100vh';
container.style.maxHeight = '100vw';
container.style.overflow = 'auto';
container.style.position = 'absolute';
container.style.top = '50%';
container.style.left = '50%';
container.style.transform = `translate(-50%, -50%) rotate(${degrees}deg)`;
}
else if (degrees === 180 || degrees === -180) {
container.style.width = `${originalWidth}px`;
container.style.height = `${originalHeight}px`;
container.style.overflow = 'auto';
container.style.position = 'absolute';
container.style.top = '50%';
container.style.left = '50%';
container.style.transform = `translate(-50%, -50%) rotate(${degrees}deg)`;
}
}
document.addEventListener('keydown', function (event) {
const controlKey = event.ctrlKey;
const altKey = event.altKey;
const touchKey = controlKey && altKey;
if (touchKey) {
switch (event.key) {
case "ArrowUp":
rotatePage(180);
break;
case "ArrowDown":
rotatePage(0);
break;
case "ArrowLeft":
rotatePage(90);
break;
case "ArrowRight":
rotatePage(-90);
break;
}
}
});
})();