swiffy-slider/dist/js/swiffy-slider.esm.min.js

Swiffy slider is a touch enabled super lightweight html slider and carousel using browser scroll, css grid and scroll snap align and less than 1.5 kb javascript. Comes in css mode only version

export const swiffyslider={version:"1.6.0",init(e=document.body){for(let t of e.querySelectorAll(".swiffy-slider"))this.initSlider(t)},initSlider(e){for(let t of e.querySelectorAll(".slider-nav")){let s=t.classList.contains("slider-nav-next");t.addEventListener("click",()=>this.slide(e,s),{passive:!0})}for(let t of e.querySelectorAll(".slider-indicators"))t.addEventListener("click",()=>this.slideToByIndicator()),this.onSlideEnd(e,()=>this.handleIndicators(e),60);if(e.classList.contains("slider-nav-autoplay")){const t=e.getAttribute("data-slider-nav-autoplay-interval")?e.getAttribute("data-slider-nav-autoplay-interval"):2500;this.autoPlay(e,t,e.classList.contains("slider-nav-autopause"))}if(["slider-nav-autohide","slider-nav-animation"].some(t=>e.classList.contains(t))){const t=e.getAttribute("data-slider-nav-animation-threshold")?e.getAttribute("data-slider-nav-animation-threshold"):.3;this.setVisibleSlides(e,t)}},setVisibleSlides(e,t=.3){let s=new IntersectionObserver(t=>{t.forEach(e=>{e.isIntersecting?e.target.classList.add("slide-visible"):e.target.classList.remove("slide-visible")}),e.querySelector(".slider-container>*:first-child").classList.contains("slide-visible")?e.classList.add("slider-item-first-visible"):e.classList.remove("slider-item-first-visible"),e.querySelector(".slider-container>*:last-child").classList.contains("slide-visible")?e.classList.add("slider-item-last-visible"):e.classList.remove("slider-item-last-visible")},{root:e.querySelector(".slider-container"),threshold:t});for(let t of e.querySelectorAll(".slider-container>*"))s.observe(t)},slide(e,t=!0){const s=e.querySelector(".slider-container"),i=e.classList.contains("slider-nav-page"),l=e.classList.contains("slider-nav-noloop"),o=e.classList.contains("slider-nav-nodelay"),r=s.children,n=parseInt(window.getComputedStyle(s).columnGap),a=r[0].offsetWidth+n;let d=t?s.scrollLeft+a:s.scrollLeft-a;i&&(d=t?s.scrollLeft+s.offsetWidth:s.scrollLeft-s.offsetWidth),s.scrollLeft<1&&!t&&!l&&(d=s.scrollWidth-s.offsetWidth),s.scrollLeft>=s.scrollWidth-s.offsetWidth&&t&&!l&&(d=0),s.scroll({left:d,behavior:o?"auto":"smooth"})},slideToByIndicator(){const e=window.event.target,t=Array.from(e.parentElement.children).indexOf(e),s=e.parentElement.children.length,i=e.closest(".swiffy-slider"),l=i.querySelector(".slider-container").children.length/s*t;this.slideTo(i,l)},slideTo(e,t){const s=e.querySelector(".slider-container"),i=parseInt(window.getComputedStyle(s).columnGap),l=s.children[0].offsetWidth+i,o=e.classList.contains("slider-nav-nodelay");s.scroll({left:l*t,behavior:o?"auto":"smooth"})},onSlideEnd(e,t,s=125){let i;e.querySelector(".slider-container").addEventListener("scroll",(function(){window.clearTimeout(i),i=setTimeout(t,s)}),{capture:!1,passive:!0})},autoPlay(e,t,s){t=t<750?750:t;let i=setInterval(()=>this.slide(e),t);const l=()=>this.autoPlay(e,t,s);return s&&(["mouseover","touchstart"].forEach((function(t){e.addEventListener(t,(function(){window.clearTimeout(i)}),{once:!0,passive:!0})})),["mouseout","touchend"].forEach((function(t){e.addEventListener(t,(function(){l()}),{once:!0,passive:!0})}))),i},handleIndicators(e){if(!e)return;const t=e.querySelector(".slider-container"),s=t.scrollWidth-t.offsetWidth,i=t.scrollLeft/s;for(let t of e.querySelectorAll(".slider-indicators")){let e=t.children,s=Math.abs(Math.round((e.length-1)*i));for(let t of e)t.classList.remove("active");e[s].classList.add("active")}}};
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