Dark screen with levels (press ".")
// ==UserScript==
// @name DarkMode
// @namespace http://tampermonkey.net/
// @author quang
// @version 1.0
// @description Dark screen with levels (press ".")
// @icon https://msp.c.yimg.jp/images/v2/FUTi93tXq405grZVGgDqG_TIex3yeUF9yRM9ypP-uYkQiiVXvDtfRLGDrYGK6WfcvY_GDzZ4QPaCGHJEm-42tT8SwVc9GYWdz3N8fY4apSwqzx0XClLuM8jGcUWBjqkQIIH4Xk91Wb0EF1JUqe16J9FpzbYy_HEWSpSBthkFDNbLiJlOV258tTKjNtwKxI1Rp_xLj30Im1f43Gv9lnC8qGGU3Ym_AzXGWSc3Z4bDI2XInfpDRFS96z0g48bbN_px/kohacu.com_samune_002408.png?errorImage=false
// @match *://minefun.io/*
// @grant none
// @license JP
// ==/UserScript==
(function () {
'use strict';
let level = 0;
let styleTag = null;
const levels = [
'',
/* Level 1 – Slight dark */
`
canvas {
filter: brightness(0.92) contrast(0.98) saturate(0.95) !important;
}
`,
/* Level 2 – Night mode */
`
canvas {
filter: brightness(0.82) contrast(0.96) saturate(0.90) !important;
}
`,
/* Level 3 – Dark cave */
`
canvas {
filter: brightness(0.72) contrast(0.94) saturate(0.85) !important;
}
`,
/* Level 4 – Very dark */
`
canvas {
filter: brightness(0.62) contrast(0.92) saturate(0.80) !important;
}
`,
/* Level 5 – Extreme dark */
`
canvas {
filter: brightness(0.52) contrast(0.90) saturate(0.75) !important;
}
`
];
function applyLevel() {
if (styleTag) styleTag.remove();
if (level === 0) {
styleTag = null;
console.log('[DARK MODE] OFF');
return;
}
styleTag = document.createElement('style');
styleTag.innerHTML = levels[level];
document.head.appendChild(styleTag);
console.log('[DARK MODE] LEVEL', level);
}
document.addEventListener('keydown', e => {
if (e.key === '.') {
level = (level + 1) % 6; // 0 → 5
applyLevel();
}
});
})();