feat(carousel): javascript addon to manage slides navigation
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2 changed files with 61 additions and 7 deletions
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@ -12,16 +12,20 @@ function isElementInViewport (el) {
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// little addon to enhance the carousel
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var carousels = document.querySelectorAll('.carousel');
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Array.from(document.getElementsByClassName("carousel")).forEach((carousel) => {
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// first addon to change "enabled" slide indicator (way to complicated)
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Array.from(carousels).forEach((carousel) => {
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let viewport = carousel.getElementsByClassName("carousel__viewport")[0];
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let slides = carousel.getElementsByClassName("carousel__slide");
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let nav_items = Array.from(carousel.getElementsByClassName("carousel__navigation-item"))
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let last_scroll_pos = null;
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viewport.onscroll = (_event) => {
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let position = slides.length * viewport.scrollLeft / viewport.scrollWidth;
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let position = Math.ceil(slides.length * viewport.scrollLeft / viewport.scrollWidth);
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let direction = last_scroll_pos == null || last_scroll_pos < viewport.scrollLeft;
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console.log("direction", direction);
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console.log("position", position);
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last_scroll_pos = viewport.scrollLeft;
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nav_items.forEach((item, index) => {
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@ -41,3 +45,52 @@ Array.from(document.getElementsByClassName("carousel")).forEach((carousel) => {
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}
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})
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// second addon to replace the anchor with javascript managed jump scroll
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// Iterate through each 'carousel__viewport' element
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carousels.forEach(function(carousel) {
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var viewport = carousel.querySelector('.carousel__viewport')
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// Get all elements with the class 'carousel__slide' within the current 'carousel__viewport'
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var slides = viewport.querySelectorAll('.carousel__slide');
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var prevButtons = viewport.querySelectorAll('.carousel__prev');
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var nextButtons = viewport.querySelectorAll('.carousel__next');
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var navigationButtons = carousel.querySelectorAll('.carousel__navigation-button');
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console.log(prevButtons)
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console.log(navigationButtons)
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prevButtons.forEach(function(prevButton, index) {
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// remove href, for css only carousel
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prevButton.removeAttribute('href');
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prevButton.addEventListener('click', function() {
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console.log("Click of previous", index)
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if (index == 0) {
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viewport.scrollLeft = slides.length * slides[0].offsetWidth;
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return;
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}
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viewport.scrollLeft -= slides[0].offsetWidth;
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});
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});
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nextButtons.forEach(function(nextButton, index) {
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nextButton.removeAttribute('href');
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nextButton.addEventListener('click', function() {
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if (index == slides.length-1) {
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viewport.scrollLeft = 0;
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return;
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}
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viewport.scrollLeft += slides[0].offsetWidth;
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});
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});
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navigationButtons.forEach(function(btn, index) {
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btn.removeAttribute('href');
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btn.addEventListener('click', function() {
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viewport.scrollLeft = slides[0].offsetWidth * index;
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});
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});
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});
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@ -2,7 +2,7 @@
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<div class="cover__container">
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<div class="cover__back" style="background-image: url('https://share.lefuturiste.fr/u/2478737d-7e5e-42cd-8764-d0136ef83546/cover_v2_01.jpg')">
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<video playsinline autoplay muted loop>
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<source src="https://static.etoiledebethleem.fr/videos/cover_trailer.webm" type="video/webm">
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<source src="https://static.etoiledebethleem.fr/videos/teaser_v5.mp4" type="video/webm">
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</video>
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</div>
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<div class="cover__overlay">
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@ -45,7 +45,7 @@
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<!-- Bourbon chateau, une crypte particulière, Les chartreux, Mignot et Villain -->
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<li id="history__slide0" tabindex="0" class="carousel__slide">
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<li id="history__slide0" tabindex="0" class="carousel__slide" data-slide-index="0">
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<div class="slide-content history-component__container">
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<div class="page-container slide-inner history-component__content">
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<div class="layout-grid-image third">
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@ -77,7 +77,7 @@
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</div>
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</li>
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<li id="history__slide1" tabindex="0" class="carousel__slide">
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<li id="history__slide1" tabindex="0" class="carousel__slide" data-slide-index="1">
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<div class="slide-content history-component__container">
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<div class="page-container slide-inner history-component__content">
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<div>
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@ -120,7 +120,7 @@
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</div>
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</li>
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<li id="history__slide2" tabindex="0" class="carousel__slide">
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<li id="history__slide2" tabindex="0" class="carousel__slide" data-slide-index="2">
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<div class="slide-content history-component__container">
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<div class="page-container slide-inner history-component__content">
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<div class="layout-grid-image half">
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@ -155,7 +155,7 @@
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</li>
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<li id="history__slide3" tabindex="0" class="carousel__slide">
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<li id="history__slide3" tabindex="0" class="carousel__slide" data-slide-index="3">
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<div class="slide-content history-component__container">
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<div class="page-container slide-inner history-component__content">
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<div class="layout-grid-image half">
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@ -469,5 +469,6 @@
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{{ $js := resources.Get "scripts/carousel.js" | js.Build (dict "params" (dict "api" "https://example.org/api")) }}
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<script defer src="{{ $js.Permalink }}"></script>
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{{ end }}
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