Bonk.io Fullscreen

A simpler, and less laggy fullscreen button for Bonk.io.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Bonk.io Fullscreen
// @namespace    http://tampermonkey.net/
// @version      2025-03-29
// @description  A simpler, and less laggy fullscreen button for Bonk.io.
// @author       You
// @match        https://bonk.io
// @icon         https://bonk.io/graphics/tt/favicon-32x32.png
// @license MIT
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    window.onload = function() {
        const frame = document.getElementById("maingameframe").contentWindow;
        const container = frame.document.getElementById("bonkiocontainer");

        const style = document.createElement("style");
        style.textContent = `
          canvas {
            display: block;
            margin: auto;
          }
        `;

        frame.document.head.appendChild(style);

        const button = document.createElement("button");
        button.innerHTML = "Fullscreen";

        Object.assign(button.style, {
            position: "absolute",
            left: "0px",
            lineHeight: "31px",
            background: "none",
            border: "none",
            color: "rgb(255 255 255 / 25%)",
            fontFamily: "futurept_b1",
            fontSize: "17px",
            cursor: "pointer",
        });

        button.addEventListener("click", () => {
            if (container.requestFullscreen) {
                container.requestFullscreen();
            } else if (container.mozRequestFullScreen) {
                container.mozRequestFullScreen();
            } else if (container.webkitRequestFullscreen) {
                container.webkitRequestFullscreen();
            } else if (container.msRequestFullscreen) {
                container.msRequestFullscreen();
            }
        });

        const header = document.getElementById("bonkioheader");
        header.appendChild(button);
    };
})();