Melhore sua navegação com atalhos, zoom, rolagem automática, controles ajustáveis e interface limpa e responsiva.
// ==UserScript==
// @name Scroll Helper Pro - Controles Inteligentes, Zoom, Ocultar, Auto-Scroll e Mais
// @namespace http://tampermonkey.net/
// @version 2.1
// @description Melhore sua navegação com atalhos, zoom, rolagem automática, controles ajustáveis e interface limpa e responsiva.
// @author Xxandy
// @license MIT
// @match *://*/*
// @grant none
// ==/UserScript==
(function() {
'use strict';
// --- Configurações ---
const SCROLL_AMOUNT = 100;
let autoScrollInterval = null;
let autoScrollDirection = 1;
let autoScrollStep = parseInt(localStorage.getItem('autoScrollStep')) || 30;
let controlsOpacity = parseFloat(localStorage.getItem('controlsOpacity')) || 0.65;
let controlsVisible = localStorage.getItem('controlsVisible') !== 'false';
let zoomLevel = parseFloat(localStorage.getItem('zoomLevel')) || 1;
const fixedInterval = 10;
// --- Funções de rolagem ---
function scrollDown() { window.scrollBy({ top: SCROLL_AMOUNT, behavior: 'smooth' }); }
function scrollUp() { window.scrollBy({ top: -SCROLL_AMOUNT, behavior: 'smooth' }); }
function scrollToTop() { window.scrollTo({ top: 0, behavior: 'smooth' }); }
function scrollToBottom() { window.scrollTo({ top: document.body.scrollHeight, behavior: 'smooth' }); }
function scrollLeft() { window.scrollBy({ left: -SCROLL_AMOUNT, behavior: 'smooth' }); }
function scrollRight() { window.scrollBy({ left: SCROLL_AMOUNT, behavior: 'smooth' }); }
function zoomIn() {
zoomLevel += 0.1;
document.body.style.zoom = zoomLevel.toFixed(2);
localStorage.setItem('zoomLevel', zoomLevel);
}
function zoomOut() {
zoomLevel -= 0.1;
document.body.style.zoom = zoomLevel.toFixed(2);
localStorage.setItem('zoomLevel', zoomLevel);
}
// --- Atalhos de teclado ---
function handleKeyDown(e) {
if (e.key === "ArrowDown" || e.key === "s" || e.key === "S") scrollDown();
if (e.key === "ArrowUp" || e.key === "w" || e.key === "W") scrollUp();
if (e.key === "End") scrollToBottom();
if (e.key === "Home") scrollToTop();
if (e.key === "+" || e.key === "=") zoomIn();
if (e.key === "-" || e.key === "_") zoomOut();
if (e.altKey && e.key === "a") scrollLeft();
if (e.altKey && e.key === "d") scrollRight();
if ((e.key === "a" || e.key === "A") && !e.shiftKey) toggleAutoScroll(1);
if ((e.key === "a" || e.key === "A") && e.shiftKey) toggleAutoScroll(-1);
}
window.addEventListener('keydown', handleKeyDown);
// --- Painel de Controle ---
const panel = document.createElement('div');
panel.id = 'scroll-controls-panel';
panel.style.cssText = `
position: fixed;
bottom: 20px;
right: 20px;
z-index: 99999;
display: ${controlsVisible ? 'flex' : 'none'};
flex-direction: column;
gap: 8px;
opacity: ${controlsOpacity};
transition: opacity 0.3s ease;
user-select: none;
font-family: Arial, sans-serif;
background-color: #222;
border-radius: 8px;
padding: 10px;
width: max-content;
max-width: 90vw;
max-height: 80vh;
overflow-y: auto;
box-shadow: 0 0 10px rgba(0,0,0,0.5);
`;
document.body.appendChild(document.body.insertBefore(panel, document.body.firstChild));
// --- Botões Estilizados ---
function createButton(text, onClick, title = '') {
const btn = document.createElement('button');
btn.textContent = text;
btn.title = title;
btn.style.cssText = `
padding: 6px 8px;
font-size: 16px;
background: #333;
color: white;
border: none;
border-radius: 4px;
cursor: pointer;
opacity: 0.8;
transition: opacity 0.2s;
`;
btn.addEventListener('mouseenter', () => btn.style.opacity = '1');
btn.addEventListener('mouseleave', () => btn.style.opacity = '0.8');
btn.addEventListener('click', onClick);
return btn;
}
// Linha principal de botões
const rowMain = document.createElement('div');
rowMain.style.display = 'flex';
rowMain.style.gap = '6px';
rowMain.appendChild(createButton('⏫', scrollToTop, 'Ir ao topo'));
rowMain.appendChild(createButton('⬆️', scrollUp, 'Rolar para cima'));
rowMain.appendChild(createButton('⬇️', scrollDown, 'Rolar para baixo'));
rowMain.appendChild(createButton('⏬', scrollToBottom, 'Ir ao final'));
rowMain.appendChild(createButton('▶️', () => toggleAutoScroll(1), 'Rolagem automática'));
rowMain.appendChild(createButton('⮝', () => toggleAutoScroll(-1), 'Rolagem automática para cima'));
rowMain.appendChild(createButton('🙈', () => {
controlsVisible = !controlsVisible;
panel.style.display = controlsVisible ? 'flex' : 'none';
toggleBtn.textContent = controlsVisible ? '🙈' : '🐵';
localStorage.setItem('controlsVisible', controlsVisible);
}, 'Ocultar/Mostrar painel'));
panel.appendChild(rowMain);
// Mostrar porcentagem de rolagem
const percentDisplay = document.createElement('div');
percentDisplay.style.color = '#fff';
percentDisplay.style.fontSize = '12px';
percentDisplay.style.textAlign = 'center';
percentDisplay.textContent = '0%';
window.addEventListener('scroll', () => {
const scrollTop = window.scrollY || document.documentElement.scrollTop;
const scrollHeight = document.body.scrollHeight - window.innerHeight;
const percent = Math.round((scrollTop / scrollHeight) * 100);
percentDisplay.textContent = `${percent}%`;
});
panel.appendChild(percentDisplay);
// Controles secundários
const rowSettings = document.createElement('div');
rowSettings.style.display = 'flex';
rowSettings.style.flexWrap = 'wrap';
rowSettings.style.gap = '10px';
rowSettings.style.justifyContent = 'space-between';
rowSettings.style.width = '100%';
// Velocidade
const speedContainer = document.createElement('div');
speedContainer.style.flex = '1';
speedContainer.style.minWidth = '120px';
speedContainer.innerHTML = `<label style="font-size:12px;color:white;">Velocidade</label>`;
const speedSlider = document.createElement('input');
speedSlider.type = 'range';
speedSlider.min = '5';
speedSlider.max = '100';
speedSlider.value = autoScrollStep;
speedSlider.style.width = '100%';
speedSlider.addEventListener('input', () => {
autoScrollStep = Number(speedSlider.value);
if (autoScrollInterval) {
stopAutoScroll();
startAutoScroll(autoScrollDirection);
}
});
speedContainer.appendChild(speedSlider);
rowSettings.appendChild(speedContainer);
// Opacidade
const opacityContainer = document.createElement('div');
opacityContainer.style.flex = '1';
opacityContainer.style.minWidth = '120px';
opacityContainer.innerHTML = `<label style="font-size:12px;color:white;">Opacidade</label>`;
const opacitySlider = document.createElement('input');
opacitySlider.type = 'range';
opacitySlider.min = '0.1';
opacitySlider.max = '1';
opacitySlider.step = '0.05';
opacitySlider.value = controlsOpacity;
opacitySlider.style.width = '100%';
opacitySlider.addEventListener('input', () => {
controlsOpacity = Number(opacitySlider.value);
panel.style.opacity = controlsOpacity;
localStorage.setItem('controlsOpacity', controlsOpacity);
});
opacityContainer.appendChild(opacitySlider);
rowSettings.appendChild(opacityContainer);
panel.appendChild(rowSettings);
// Botão de zoom
const rowZoom = document.createElement('div');
rowZoom.style.display = 'flex';
rowZoom.style.gap = '6px';
rowZoom.style.justifyContent = 'center';
rowZoom.style.marginTop = '8px';
rowZoom.appendChild(createButton('+', zoomIn, 'Zoom In'));
rowZoom.appendChild(createButton('-', zoomOut, 'Zoom Out'));
panel.appendChild(rowZoom);
// --- Funções de rolagem automática ---
function startAutoScroll(direction = 1) {
if (autoScrollInterval) return;
autoScrollDirection = direction;
autoScrollInterval = setInterval(() => {
window.scrollBy(0, autoScrollStep * direction);
if ((direction === 1 && (window.innerHeight + window.scrollY) >= document.body.scrollHeight) ||
(direction === -1 && window.scrollY === 0)) stopAutoScroll();
}, fixedInterval);
}
function stopAutoScroll() {
clearInterval(autoScrollInterval);
autoScrollInterval = null;
}
function toggleAutoScroll(direction = 1) {
if (autoScrollInterval) stopAutoScroll();
else startAutoScroll(direction);
}
})();
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