Greasy Fork is available in English.
Overlay to hide text with blur effect and draggable/resizable features. Good for when using a computer or laptop in a public area. With create(alt h) multiple overlays, remove(alt j) the last created overlay, remove all overlay(alt k) except one, hide or show(alt l) all overlays.
// ==UserScript==
// @name Useless Things Series: Text Hider Overlay
// @namespace http://tampermonkey.net/
// @version 2.0
// @description Overlay to hide text with blur effect and draggable/resizable features. Good for when using a computer or laptop in a public area. With create(alt h) multiple overlays, remove(alt j) the last created overlay, remove all overlay(alt k) except one, hide or show(alt l) all overlays.
// @match *://*/*
// @grant GM_addStyle
// @license MIT
// @namespace https://greasyfork.org/users/1126616
// ==/UserScript==
(function() {
'use strict';
// Function to create a new overlay
function createOverlay() {
const overlay = document.createElement('div');
overlay.className = 'text-hide-overlay';
overlay.innerHTML = `
<div class="draggable-handle"></div>
<div class="resize-controls">
<div class="resize-minus">-</div>
<input type="number" class="overlay-size" value="200" min="100">
<div class="resize-plus">+</div>
</div>
<input type="range" min="0" max="10" value="5" class="blur-slider">
`;
document.body.appendChild(overlay);
// Apply styles
overlay.style.position = 'fixed';
overlay.style.top = '50%';
overlay.style.left = '50%';
overlay.style.transform = 'translate(-50%, -50%)';
overlay.style.width = '200px';
overlay.style.height = '200px';
overlay.style.backgroundColor = 'rgba(0, 0, 0, 0.5)';
overlay.style.zIndex = '9999';
overlay.style.border = '1px solid #ccc';
overlay.style.overflow = 'hidden';
overlay.style.filter = 'blur(5px)';
overlay.style.webkitBackdropFilter = 'blur(5px)';
overlay.style.backdropFilter = 'blur(5px)';
overlay.style.pointerEvents = 'none'; /* Allow mouse events to pass through */
overlay.style.display = 'none'; /* Initially hide the overlay */
// Drag and drop functionality
let isDragging = false;
let offsetX, offsetY;
const draggableHandle = overlay.querySelector('.draggable-handle');
draggableHandle.addEventListener('mousedown', startDrag);
function startDrag(e) {
isDragging = true;
offsetX = e.clientX - overlay.offsetLeft;
offsetY = e.clientY - overlay.offsetTop;
document.addEventListener('mousemove', drag);
document.addEventListener('mouseup', stopDrag);
}
function drag(e) {
if (isDragging) {
overlay.style.left = e.clientX - offsetX + 'px';
overlay.style.top = e.clientY - offsetY + 'px';
}
}
function stopDrag() {
isDragging = false;
document.removeEventListener('mousemove', drag);
document.removeEventListener('mouseup', stopDrag);
}
// Functionality for resizing the overlay
const resizePlus = overlay.querySelector('.resize-plus');
const resizeMinus = overlay.querySelector('.resize-minus');
const overlaySize = overlay.querySelector('.overlay-size');
const blurSlider = overlay.querySelector('.blur-slider');
resizePlus.addEventListener('click', () => {
const newSize = parseInt(overlaySize.value) + 10;
overlaySize.value = newSize;
overlay.style.width = newSize + 'px';
overlay.style.height = newSize + 'px';
});
resizeMinus.addEventListener('click', () => {
const newSize = parseInt(overlaySize.value) - 10;
if (newSize >= 100) {
overlaySize.value = newSize;
overlay.style.width = newSize + 'px';
overlay.style.height = newSize + 'px';
}
});
// Set default blur value to 0
blurSlider.value = 0;
// Apply initial blur to the overlay
const initialBlurValue = 0;
overlay.style.filter = `blur(${initialBlurValue}px)`;
overlay.style.webkitFilter = `blur(${initialBlurValue}px)`;
// Slider functionality
blurSlider.addEventListener('input', (e) => {
const blurValue = e.target.value;
overlay.style.filter = `blur(${blurValue}px)`;
overlay.style.webkitFilter = `blur(${blurValue}px)`;
});
overlaySize.addEventListener('keyup', (e) => {
if (e.key === 'Enter') {
const newSize = parseInt(overlaySize.value);
if (!isNaN(newSize) && newSize >= 100) {
overlay.style.width = newSize + 'px';
overlay.style.height = newSize + 'px';
}
}
});
return overlay;
}
// Function to create overlay
function toggleOverlay(overlay) {
overlay.style.display = overlay.style.display === 'none' ? 'block' : 'none';
}
// Function to remove the last created overlay when 'j' is pressed
function removeLastOverlay() {
const overlay = document.querySelector('.text-hide-overlay:last-child');
if (overlay) {
overlay.parentNode.removeChild(overlay);
}
}
// Function to remove all overlays except for one
function removeAllOverlaysExceptOne() {
const overlays = document.querySelectorAll('.text-hide-overlay');
const numOverlays = overlays.length;
if (numOverlays > 1) {
for (let i = 0; i < numOverlays - 1; i++) {
overlays[i].parentNode.removeChild(overlays[i]);
}
}
}
// Function to hide or show all overlays
function toggleAllOverlays() {
const overlays = document.querySelectorAll('.text-hide-overlay');
overlays.forEach(overlay => {
overlay.style.display = overlay.style.display === 'none' ? 'block' : 'none';
});
}
// Call toggleOverlay function when a specific key is pressed
document.addEventListener('keydown', function(event) {
if (event.altKey && event.key === 'h') {
const newOverlay = createOverlay();
toggleOverlay(newOverlay);
}
});
// Call removeLastOverlay function when 'j' is pressed
document.addEventListener('keydown', function(event) {
if (event.altKey && event.key === 'j') {
removeLastOverlay();
}
});
// Call removeAllOverlaysExceptOne function when 'k' is pressed
document.addEventListener('keydown', function(event) {
if (event.altKey && event.key === 'k') {
removeAllOverlaysExceptOne();
}
});
// Call toggleAllOverlays function when 'l' is pressed
document.addEventListener('keydown', function(event) {
if (event.altKey && event.key === 'l') {
toggleAllOverlays();
}
});
// Adding GM styles
GM_addStyle(`
.text-hide-overlay {
position: fixed;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
width: 200px;
height: 200px;
background-color: rgba(0, 0, 0, 0.5);
z-index: 9999;
border: 1px solid #ccc;
overflow: hidden;
filter: blur(5px);
-webkit-backdrop-filter: blur(5px);
backdrop-filter: blur(5px);
pointer-events: none; /* Allow mouse events to pass through */
display: none; /* Initially hide the overlay */
}
.text-hide-overlay * {
pointer-events: auto; /* Enable mouse events for all children */
}
.draggable-handle {
width: 100%;
height: 20px;
cursor: move;
background-color: #dc143c;
}
.resize-controls {
position: absolute;
bottom: 0;
left: 50%;
transform: translateX(-50%);
display: flex;
align-items: center;
background-color: #dc143c;
}
.resize-plus,
.resize-minus {
width: 20px;
height: 20px;
cursor: pointer;
background-color: #fff;
text-align: center;
line-height: 20px;
background-color: #dc143c;
}
.resize-plus {
margin-left: 5px;
margin-right: 5px;
}
.resize-minus {
margin-right: 5px;
}
.overlay-size {
width: 50px;
text-align: center;
}
.blur-slider {
position: relative;
z-index: 9999;
}
`);
})();