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javascript.js
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javascript.js
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window.addEventListener('resize', sizeChanged);
document.addEventListener('DOMContentLoaded', function () {
updateProgressBarAndFadeIn();
createImageHandlers();
markActiveSection();
});
window.onscroll = updateProgressBarAndFadeIn;
function sizeChanged() {
var sidebar = document.getElementsByClassName("left-sidebar");
if (sidebar && sidebar.length > 0) {
if (document.documentElement.clientWidth > 760) {
document.getElementsByClassName("left-sidebar")[0].style.width = "";
}
}
}
function toggleNav() {
var sidbear = document.getElementsByClassName("sidebar left-sidebar")[0];
if (sidbear.style.width == 0) {
sidbear.style.width = "75%";
globalThis.menuIsOpen = true;
}
else {
sidbear.style.width = "";
globalThis.menuIsOpen = false;
}
}
function fadeOut(element) {
element.style.opacity = "0%";
}
function disable(element) {
element.style.display = "none";
}
function rotate(element, rotation = 180) {
element.style.transform = 'rotatex(' + rotation + 'deg)';
}
function expandCard(thisObj, $open, $dontReset) {
const chevron = thisObj.getElementsByClassName("chevron")[0]
if ($open.classList.contains('expander-opened') && !$dontReset) {
rotate(chevron, 0)
$open.classList.remove('expander-opened');
setTimeout(() => $open.style.display = "none", 400);
thisObj.classList.remove('active');
}
else {
$open.classList.add('expander-opened');
rotate(chevron, 180);
$open.style.display = "block";
thisObj.classList.add('active');
}
}
function updateProgressBarAndFadeIn() {
var sections = document.getElementsByClassName("section");
var winScroll = document.body.scrollTop || document.documentElement.scrollTop;
var height = window.innerHeight;
if (sections) {
for (var i = 0; i < sections.length; i++) {
var sectionTop = sections[i].getBoundingClientRect().top;
var sectionHeight = sections[i].clientHeight;
if (sectionTop < height && sectionTop + sectionHeight > 0) {
sections[i].classList.add("fade-in");
}
}
}
var progressBar = document.getElementsByClassName("progress-bar")[0];
if (progressBar) {
height = document.documentElement.scrollHeight - document.documentElement.clientHeight;
var scroll = (winScroll / height);
var bottomMargin = (height - 25) / height;
progressBar.style.width = scroll * 100 + "%";
}
var sidebars = document.getElementsByClassName("sidebar");
if (sidebars) {
var styleVal = "calc(100vh - 6.25em)";
if (document.documentElement.clientHeight > 900 && scroll > bottomMargin) {
styleVal = "calc(100vh - 8.5em)";
}
for (var i = 0; i < sidebars.length; i++) {
sidebars[i].style.height = styleVal;
}
}
}
function createImageHandlers() {
const overlay = document.getElementById('image-overlay');
const enlargedImage = document.getElementById('enlarged-image');
if (!enlargedImage || !overlay)
return;
const images = document.querySelectorAll('.content-img');
if (!images)
return;
images.forEach(image => {
image.addEventListener('click', function () {
overlay.style.display = "flex";
enlargedImage.src = this.src;
});
});
overlay.addEventListener('click', function () {
overlay.style.display = "none";
enlargedImage.src = '';
});
}
// Function to find the largest factor <= 120
function largestCommonFactor(rate) {
for (let i = 120; i > 0; i--) {
if (rate % i === 0) {
return i;
}
}
return 1; // Default return if no common factor found
}
function refreshRateCalculations() {
const inputField = document.getElementById("refreshRateInput");
rr = inputField.value;
if (rr > 120) {
const errorMsg = document.getElementById("applyError");
errorMsg.style.display = "inline-block";
errorMsg.style.opacity = "100%";
setTimeout(fadeOut, 5500, errorMsg);
setTimeout(disable, 5550, errorMsg);
}
else if (rr > 24) {
const confirmation = document.getElementById("applyConfirmation");
confirmation.style.display = "inline-block";
confirmation.style.opacity = "100%";
setTimeout(fadeOut, 2500, confirmation);
setTimeout(disable, 2550, confirmation);
}
if (rr > 24) {
var rrVRR = Math.round(rr * (1 - rr * 0.00028));
const fpsFixed = document.getElementsByClassName("fpsFixed");
const fpsVSync = document.getElementsByClassName("fpsVSync");
const fpsVRR = document.getElementsByClassName("fpsVRR");
let valueVRR = rrVRR;
let valueVSync = rr - 0.05;
let valueFixed = rr;
if (rr > 120) {
valueVRR = 120;
valueVSync = largestCommonFactor(rr);
if (valueVSync < 60)
valueVSync = "Invalid refresh rate - can't be cleanly divided";
valueFixed = valueVSync;
}
fpsFixed[0].innerHTML = valueFixed;
fpsVSync[0].innerHTML = valueVSync;
fpsVRR[0].innerHTML = valueVRR;
}
}
function markActiveSection() {
const sections = document.querySelectorAll('.section');
const navLinks = document.querySelectorAll('.sidebar .pageLinks a');
function setActiveSection() {
let index = sections.length;
while (--index && window.scrollY + 400 < sections[index].offsetTop) { }
navLinks.forEach((link) => link.classList.remove('active'));
navLinks[index].classList.add('active');
}
window.addEventListener('scroll', setActiveSection);
setActiveSection();
}