dunkirk.sh
the home site for me: also iteration 3 or 4 of my site
feat: add a lightbox implementation
+215
-8
+109
sass/css/_lightbox.scss
+109
sass/css/_lightbox.scss
···
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#lightbox {
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display: none;
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position: fixed;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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background-color: rgba(0, 0, 0, 0.8);
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z-index: 9999;
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justify-content: center;
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align-items: center;
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}
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.lightbox-content {
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position: relative;
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max-width: 90%;
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max-height: 90%;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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}
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#lightbox-img {
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max-width: 100%;
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max-height: 80vh;
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object-fit: contain;
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border: none;
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padding: 0;
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margin: 0;
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background: transparent;
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border-radius: 0;
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}
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.lightbox-controls {
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display: flex;
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gap: 2rem;
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margin-top: 1rem;
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align-items: center;
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}
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.lightbox-close {
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position: fixed;
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top: 20px;
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right: 20px;
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font-size: 40px;
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color: var(--text);
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background: transparent !important;
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border: none;
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cursor: pointer;
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padding: 0;
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line-height: 1;
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-webkit-tap-highlight-color: transparent;
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transition: color 120ms ease, transform 300ms ease;
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}
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.lightbox-close:hover {
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background: transparent !important;
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color: var(--accent);
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background-color: transparent !important;
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transform: rotate(90deg);
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}
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.lightbox-close:focus {
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background: transparent !important;
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background-color: transparent !important;
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}
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.lightbox-prev,
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.lightbox-next {
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font-size: 30px;
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color: var(--text);
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background: transparent !important;
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border: none;
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cursor: pointer;
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padding: 0.5rem 1rem;
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user-select: none;
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-webkit-tap-highlight-color: transparent;
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transition: color 120ms ease;
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}
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.lightbox-prev:hover,
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.lightbox-next:hover {
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background: transparent !important;
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color: var(--accent);
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background-color: transparent !important;
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}
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.lightbox-prev:focus,
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.lightbox-next:focus {
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background: transparent !important;
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background-color: transparent !important;
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}
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@media only screen and (max-width: 720px) {
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.lightbox-close {
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top: 10px;
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right: 10px;
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}
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}
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.img-container {
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cursor: pointer;
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transition: opacity 120ms ease;
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}
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.img-container:hover {
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opacity: 0.9;
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}
+1
sass/css/main.scss
+1
sass/css/main.scss
+3
-5
sass/css/mods.css
+3
-5
sass/css/mods.css
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}
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.center .img-container {
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display: block;
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margin: 1rem auto;
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}
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···
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gap: 1rem;
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max-width: 100%;
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justify-content: center;
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align-items: flex-start;
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}
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.img-group .img-container {
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flex: 1;
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min-width: 0;
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background-color: var(--accent);
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border-bottom: 4px solid var(--bg-light);
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border-radius: 7px 7px 10px 10px;
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padding: 0.35rem;
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margin: 1rem 0;
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line-height: 0;
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}
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.img-group img {
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width: 100%;
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max-width: 100%;
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height: auto;
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object-fit: contain;
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border-radius: 0.35rem;
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}
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+92
static/lightbox.js
+92
static/lightbox.js
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let currentLightboxImages = [];
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let currentLightboxIndex = 0;
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function openLightbox(src) {
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currentLightboxImages = [src];
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currentLightboxIndex = 0;
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showLightbox();
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}
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function openLightboxGroup(element) {
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const group = element.closest('.img-group');
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const images = Array.from(group.querySelectorAll('img')).map(img => img.src);
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const clickedImg = element.querySelector('img');
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currentLightboxImages = images;
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currentLightboxIndex = images.indexOf(clickedImg.src);
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showLightbox();
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}
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function showLightbox() {
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let lightbox = document.getElementById('lightbox');
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if (!lightbox) {
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lightbox = document.createElement('div');
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lightbox.id = 'lightbox';
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lightbox.innerHTML = `
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<div class="lightbox-content">
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<button class="lightbox-close" onclick="closeLightbox()">×</button>
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<img id="lightbox-img" src="" alt="">
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<div class="lightbox-controls">
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<button class="lightbox-prev" onclick="prevImage()">←</button>
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<button class="lightbox-next" onclick="nextImage()">→</button>
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</div>
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</div>
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`;
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document.body.appendChild(lightbox);
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lightbox.addEventListener('click', (e) => {
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if (e.target === lightbox) closeLightbox();
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});
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document.addEventListener('keydown', handleKeyPress);
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}
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updateLightboxImage();
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lightbox.style.display = 'flex';
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document.body.style.overflow = 'hidden';
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}
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function closeLightbox() {
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const lightbox = document.getElementById('lightbox');
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if (lightbox) {
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lightbox.style.display = 'none';
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document.body.style.overflow = '';
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}
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}
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function updateLightboxImage() {
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const img = document.getElementById('lightbox-img');
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const controls = document.querySelector('.lightbox-controls');
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img.src = currentLightboxImages[currentLightboxIndex];
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if (currentLightboxImages.length === 1) {
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controls.style.display = 'none';
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} else {
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controls.style.display = 'flex';
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}
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}
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function prevImage() {
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currentLightboxIndex = (currentLightboxIndex - 1 + currentLightboxImages.length) % currentLightboxImages.length;
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updateLightboxImage();
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}
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function nextImage() {
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currentLightboxIndex = (currentLightboxIndex + 1) % currentLightboxImages.length;
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updateLightboxImage();
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}
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function handleKeyPress(e) {
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const lightbox = document.getElementById('lightbox');
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if (!lightbox || lightbox.style.display !== 'flex') return;
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if (e.key === 'Escape') {
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closeLightbox();
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} else if (e.key === 'ArrowLeft') {
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prevImage();
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} else if (e.key === 'ArrowRight') {
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nextImage();
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}
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}
+7
templates/head.html
+7
templates/head.html
···
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defer
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></script>
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{% set lightboxJsHash = get_hash(path="lightbox.js", sha_type=256,
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base64=true) %}
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<script
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src="{{ get_url(path='lightbox.js?' ~ lightboxJsHash, trailing_slash=false) | safe }}"
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defer
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></script>
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<script type="speculationrules">
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{
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"prerender": [
+1
-1
templates/shortcodes/img.html
+1
-1
templates/shortcodes/img.html
+2
-2
templates/shortcodes/imgs.html
+2
-2
templates/shortcodes/imgs.html
···
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<figure {% if class %}class="{{class}}" {% else %}class="center" {% endif %}>
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<div class="img-group">
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<div class="img-group" data-images="{{id}}" data-alts="{{alt | default(value='')}}">
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{% set images = id | split(pat=",") %}
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{% set alts = alt | default(value="") | split(pat=",") %}
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{% for image in images %}
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<div class="img-container">
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<div class="img-container" onclick="openLightboxGroup(this)">
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<img src="{{image | trim}}" {% if alts[loop.index0] %}alt="{{alts[loop.index0] | trim}}" {% endif %} />
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</div>
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{% endfor %}