Scrollable Volume Control with Custom Collapse and Step Control

A scrollable, draggable, volume control with adjustable steps, collapse functionality, and volume persistence. Works for regular pages and embeds.

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey, Greasemonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

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.

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

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        Scrollable Volume Control with Custom Collapse and Step Control
// @namespace   Tampermonkey Scripts
// @match       https://www.redgifs.com/ifr/*
// @match       https://www.redgifs.com/*
// @match       *://*/*  // Include any embeds/iframes
// @grant       GM_registerMenuCommand
// @grant       GM_addStyle
// @run-at      document-end
// @version     2.10
// @description A scrollable, draggable, volume control with adjustable steps, collapse functionality, and volume persistence. Works for regular pages and embeds.
// @license MIT
// ==/UserScript==

//const isFirefox = typeof InstallTrigger !== 'undefined'; // Detect Firefox

// Default step size for volume control, saved in localStorage
let volumeStep = parseFloat(localStorage.getItem('volumeStep')) || 0.01;

// Helper to save square position to localStorage
function savePosition(x, y) {
  localStorage.setItem('volumeControlPos', JSON.stringify({ x, y }));
}

// Helper to load saved square position
function loadPosition() {
  const pos = JSON.parse(localStorage.getItem('volumeControlPos'));
  return pos ? { x: pos.x, y: pos.y } : { x: window.innerWidth / 2, y: window.innerHeight / 2 };
}

// Create the volume control square
function createVolumeControlSquare(video) {
  const controlSquare = document.createElement('div');
  const { x, y } = loadPosition();

  // Style for the square
  Object.assign(controlSquare.style, {
    position: 'fixed',
    left: `${x}px`,
    top: `${y}px`,
    width: '8.5mm',
    height: '8.5mm',
    backgroundColor: 'rgba(23, 23, 23, 0.8)', // Slight transparency
    color: 'white',
    display: 'flex',
    alignItems: 'center',
    justifyContent: 'center',
    borderRadius: '3px', // Rounded corners
    cursor: 'pointer',
    zIndex: 1000,
    transition: 'all 0.3s ease',
  });

  let volume = localStorage.getItem('videoVolume') || 0.01; // Default to 1% volume
  video.volume = volume;

  // Volume text, centered
  const volumeText = document.createElement('div');
  volumeText.textContent = `${Math.round(volume * 100)}%`;
  Object.assign(volumeText.style, {
    pointerEvents: 'none',
    fontSize: '12px',
    fontFamily: 'Tahoma, sans-serif',
    color: 'rgba(255, 255, 255, 0.9)',
    textShadow: '1px 1px 3px rgba(0, 0, 0, 0.5)',
    zIndex: 2,
  });
  controlSquare.appendChild(volumeText);

  // Scrollable volume control, adjustable steps
  controlSquare.addEventListener('wheel', (e) => {
    e.preventDefault();
    volume = Math.min(Math.max(parseFloat(volume) + (e.deltaY > 0 ? -volumeStep : volumeStep), 0), 1);
    video.volume = volume;
    localStorage.setItem('videoVolume', volume);
    volumeText.textContent = `${Math.round(volume * 100)}%`;
  });

  // Create the drag bar
  const dragBar = document.createElement('div');
  Object.assign(dragBar.style, {
    position: 'absolute',
    top: '0px',
    width: '100%',
    height: '3px',
    backgroundColor: 'rgba(150, 200, 60, 0.9)', // Dragbar color
    cursor: 'move',
    zIndex: 1,
  });
  controlSquare.appendChild(dragBar);

  // Drag functionality
  let isDragging = false, offsetX = 0, offsetY = 0;
  dragBar.addEventListener('mousedown', (e) => {
    isDragging = true;
    offsetX = e.clientX - controlSquare.getBoundingClientRect().left;
    offsetY = e.clientY - controlSquare.getBoundingClientRect().top;
    document.body.style.userSelect = 'none'; // Disable text selection while dragging
  });

  document.addEventListener('mousemove', (e) => {
    if (isDragging) {
      const x = Math.max(0, Math.min(e.clientX - offsetX, window.innerWidth - controlSquare.offsetWidth));
      const y = Math.max(0, Math.min(e.clientY - offsetY, window.innerHeight - controlSquare.offsetHeight));
      controlSquare.style.left = `${x}px`;
      controlSquare.style.top = `${y}px`;
    }
  });

  document.addEventListener('mouseup', () => {
    if (isDragging) {
      savePosition(controlSquare.getBoundingClientRect().left, controlSquare.getBoundingClientRect().top);
      isDragging = false;
      document.body.style.userSelect = ''; // Re-enable text selection
    }
  });

  // Collapse/expand functionality on double-click
  let isCollapsed = false;
  controlSquare.addEventListener('dblclick', () => {
    if (!isCollapsed) {
      controlSquare.style.width = '5mm'; // Collapsed size
      controlSquare.style.height = '5mm';
      controlSquare.style.backgroundColor = 'rgba(150, 200, 60, 0.9)'; // Match dragbar color
      volumeText.style.display = 'none'; // Hide volume text
      dragBar.style.display = 'none'; // Hide drag bar
    } else {
      controlSquare.style.width = '8.5mm'; // Original size
      controlSquare.style.height = '8.5mm';
      controlSquare.style.backgroundColor = 'rgba(23, 23, 23, 0.8)'; // Restore transparency
      volumeText.style.display = 'block'; // Show volume text
      dragBar.style.display = 'block'; // Show drag bar
    }
    isCollapsed = !isCollapsed;
  });

  // Add the control square to the page
  document.body.appendChild(controlSquare);
}

// MutationObserver to handle changes in both iframes and regular pages
function handleVideos() {
  const observer = new MutationObserver(() => {
    const video = document.querySelector('a.videoLink video[src]:not([exist]), video[src]:not([exist])');
    if (video) {
      video.setAttribute('exist', '');
      createVolumeControlSquare(video);
    }
  });

  observer.observe(document.body, { childList: true, subtree: true });
}

// Initialize the script based on page type
if (window !== window.top) {
  // Handle iframes (embeds)
  handleVideos();
} else {
  // Regular page
  window.addEventListener('load', handleVideos);
}

// Tampermonkey menu commands

// Reset volume to 1%
GM_registerMenuCommand('Reset Volume to 1%', () => {
  const videos = document.querySelectorAll('video');
  videos.forEach((video) => {
    video.volume = 0.01;
    localStorage.setItem('videoVolume', 0.01);
  });
  alert('Volume reset to 1%.');
});

// Set volume step size
GM_registerMenuCommand('Set Volume Step Size', () => {
  let step = prompt(`Current step size is ${volumeStep * 100}%. Enter new step size as a percentage:`, volumeStep * 100);
  if (step !== null) {
    step = parseFloat(step) / 100;
    if (!isNaN(step) && step > 0 && step <= 1) {
      volumeStep = step;
      localStorage.setItem('volumeStep', volumeStep);
      alert(`Volume step size set to ${volumeStep * 100}%`);
    } else {
      alert('Invalid input. Enter a value between 0.01 and 100.');
    }
  }
});

// Clear saved volume controller location
GM_registerMenuCommand('Clear Controller Location', () => {
  localStorage.removeItem('volumeControlPos');
  alert('Controller location cleared. It will reset to the center on the next load.');
});