CodeDevMLH/Seasonals-Halloween
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MLH
2024-12-15 02:38:12 +01:00
parent 8aed4ddcd2
commit 89f7a3e691
3 changed files with 250 additions and 0 deletions
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15
add_to_index_html.html Normal file
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<link rel="stylesheet" href="/web/seasonal/halloween.css">
<div class="halloween-container" aria-hidden="true">
<div class="halloween"> <img src="/web/seasonal/ghost_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/bat_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/pumpkin_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/ghost_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/bat_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/pumpkin_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/ghost_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/bat_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/pumpkin_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/ghost_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/bat_20x20.png"> </div>
<div class="halloween"> <img src="/web/seasonal/pumpkin_20x20.png"> </div>
</div>

152
halloween.css Normal file
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.halloween-container {
display: block;
pointer-events: none;
z-index: 0;
overflow: hidden;
}
.halloween {
color: #fff;
font-size: 1em;
font-family: Arial, sans-serif;
text-shadow: 0 0 5px #000;
}
@-webkit-keyframes halloween-fall {
0% {
bottom: -10%
}
100% {
bottom: 100%
}
}
@-webkit-keyframes halloween-shake {
0%,
100% {
-webkit-transform: translateX(0);
transform: translateX(0)
}
50% {
-webkit-transform: translateX(80px);
transform: translateX(80px)
}
}
@keyframes halloween-fall {
0% {
bottom: -10%
}
100% {
bottom: 100%
}
}
@keyframes halloween-shake {
0%,
100% {
transform: translateX(0)
}
50% {
transform: translateX(80px)
}
}
.snowflake {
position: fixed;
bottom: -10%;
z-index: 0;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
cursor: default;
-webkit-animation-name: halloween-fall, halloween-shake;
-webkit-animation-duration: 10s, 3s;
-webkit-animation-timing-function: linear, ease-in-out;
-webkit-animation-iteration-count: infinite, infinite;
-webkit-animation-play-state: running, running;
animation-name: halloween-fall, halloween-shake;
animation-duration: 10s, 3s;
animation-timing-function: linear, ease-in-out;
animation-iteration-count: infinite, infinite;
animation-play-state: running, running
}
.snowflake:nth-of-type(0) {
left: 1%;
-webkit-animation-delay: 0s, 0s;
animation-delay: 0s, 0s
}
.snowflake:nth-of-type(1) {
left: 10%;
-webkit-animation-delay: 1s, 1s;
animation-delay: 1s, 1s
}
.snowflake:nth-of-type(2) {
left: 20%;
-webkit-animation-delay: 6s, .5s;
animation-delay: 6s, .5s
}
.snowflake:nth-of-type(3) {
left: 30%;
-webkit-animation-delay: 4s, 2s;
animation-delay: 4s, 2s
}
.snowflake:nth-of-type(4) {
left: 40%;
-webkit-animation-delay: 2s, 2s;
animation-delay: 2s, 2s
}
.snowflake:nth-of-type(5) {
left: 50%;
-webkit-animation-delay: 8s, 3s;
animation-delay: 8s, 3s
}
.snowflake:nth-of-type(6) {
left: 60%;
-webkit-animation-delay: 6s, 2s;
animation-delay: 6s, 2s
}
.snowflake:nth-of-type(7) {
left: 70%;
-webkit-animation-delay: 2.5s, 1s;
animation-delay: 2.5s, 1s
}
.snowflake:nth-of-type(8) {
left: 80%;
-webkit-animation-delay: 1s, 0s;
animation-delay: 1s, 0s
}
.snowflake:nth-of-type(9) {
left: 90%;
-webkit-animation-delay: 3s, 1.5s;
animation-delay: 3s, 1.5s
}
.snowflake:nth-of-type(10) {
left: 25%;
-webkit-animation-delay: 2s, 0s;
animation-delay: 2s, 0s
}
.snowflake:nth-of-type(11) {
left: 65%;
-webkit-animation-delay: 4s, 2.5s;
animation-delay: 4s, 2.5s
}

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halloween.js Normal file
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const halloween = true; // enable/disable halloween
let msgPrinted = false; // flag to prevent multiple console messages
// function to check and control the halloween
function toggleHalloween() {
const halloweenContainer = document.querySelector('.snow-container');
if (!halloweenContainer) return;
const videoPlayer = document.querySelector('.videoPlayerContainer');
const trailerPlayer = document.querySelector('.youtubePlayerContainer');
const isDashboard = document.body.classList.contains('dashboardDocument');
const hasUserMenu = document.querySelector('#app-user-menu');
// hide halloween if video/trailer player is active or dashboard is visible
if (videoPlayer || trailerPlayer || isDashboard || hasUserMenu) {
halloweenContainer.style.display = 'none'; // hide halloween
if (!msgPrinted) {
console.log('Halloween hidden');
msgPrinted = true;
}
} else {
halloweenContainer.style.display = 'block'; // show halloween
if (msgPrinted) {
console.log('Halloween visible');
msgPrinted = false;
}
}
}
// observe changes in the DOM
const observer = new MutationObserver(toggleHalloween);
// start observation
observer.observe(document.body, {
childList: true, // observe adding/removing of child elements
subtree: true, // observe all levels of the DOM tree
attributes: true // observe changes to attributes (e.g. class changes)
});
const images = [
"/web/seasonal/ghost_20x20.png",
"/web/seasonal/bat_20x20.png",
"/web/seasonal/pumpkin_20x20.png",
"/web/seasonal/ghost_20x20.png",
"/web/seasonal/bat_20x20.png",
"/web/seasonal/pumpkin_20x20.png",
"/web/seasonal/ghost_20x20.png",
"/web/seasonal/bat_20x20.png",
"/web/seasonal/pumpkin_20x20.png",
"/web/seasonal/ghost_20x20.png",
"/web/seasonal/bat_20x20.png",
"/web/seasonal/pumpkin_20x20.png",
];
// create halloween objects
function createHalloween() {
const container = document.querySelector('halloween-container') || document.createElement("div");
if (!document.querySelector('halloween-container')) {
container.className = "halloween-container";
container.setAttribute("aria-hidden", "true");
document.body.appendChild(container);
}
images.forEach(imageSrc => {
const halloweenDiv = document.createElement("div");
halloweenDiv.className = "halloween";
const img = document.createElement("img");
img.src = imageSrc;
halloweenDiv.appendChild(img);
container.appendChild(halloweenDiv);
});
}
// initialize halloween after the DOM is loaded
document.addEventListener('DOMContentLoaded', () => {
if (!halloween) return; // exit if halloween is disabled
createHalloween();
});