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click-and-drag-to-scroll.js
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// @source https://codepen.io/thenutz/pen/VwYeYEE | |
const slider = document.querySelector(".cards"); | |
let isDown = false; | |
let startX; | |
let scrollLeft; | |
slider.addEventListener("pointerdown", (e) => { | |
isDown = true; | |
slider.classList.add("active"); | |
startX = e.pageX - slider.offsetLeft; | |
scrollLeft = slider.scrollLeft; | |
}); | |
slider.addEventListener("pointerleave", () => { | |
isDown = false; | |
slider.classList.remove("active"); | |
}); | |
slider.addEventListener("pointerup", () => { | |
isDown = false; | |
slider.classList.remove("active"); | |
}); | |
slider.addEventListener("pointermove", (e) => { | |
if (!isDown) return; | |
e.preventDefault(); | |
const x = e.pageX - slider.offsetLeft; | |
const walk = (x - startX) * 3; //scroll-fast | |
slider.scrollLeft = scrollLeft - walk; | |
}); |
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