ScrollZoomer

Zooms in shared screens on scroll

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

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.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

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         ScrollZoomer
// @namespace    https://greasyfork.org/en/scripts/536617-scrollzoomer
// @version      0.1
// @description  Zooms in shared screens on scroll
// @author       DonNadie
// @match        https://meet.google.com/*
// @license MIT
// ==/UserScript==

class ScrollZoomer {
	constructor() {
		document.body.addEventListener("wheel", (event) => {
			if (event.deltaY === 0) {
				return;
			}
			if (event.deltaY > 0) {
				this.zoomOut();
			} else {
				this.zoomIn();
			}
		});
	}

	zoomIn(secondAttempt) {
		const button = this.getButton("Zoom in");

		if (!button) {
			if (this.enableZoomButtons() && !secondAttempt) {
				setTimeout(() => {
					this.zoomIn(true);
				}, 400);
			} else {
				return;
			}
		}

		button.click();
	}

	zoomOut(secondAttempt) {
		const button = this.getButton("Zoom out");

		if (!button) {
			if (this.enableZoomButtons() && !secondAttempt) {
				setTimeout(() => {
					this.zoomOut(true);
				}, 400);
			} else {
				return;
			}
		}

		button.click();
	}

	enableZoomButtons() {
		const button = this.getButton("Zoom");

		if (!button) {
			return false;
		}
		button.click();
		return true;
	}

	getButton(text) {
		const result = document.evaluate(`//div[text()="${text}"]`, document, null, XPathResult.ANY_TYPE, null);
		if (!result) {
			return null;
		}

		const match = result.iterateNext();
		if (!match) {
			return null;
		}

		return match.parentElement.querySelector('button');
	}
}
new ScrollZoomer();