[英]how to make slide transition smoother and not instant on swiper update - Swiper API
我正在使用 Swiper API 創建一個移動友好的滑塊,但我需要找到一種方法來使 swiper.update() 方法平滑地重新定位幻燈片,而不是在刪除幻燈片時立即放置它們。
現在,當移除幻燈片並調用 swiper.update 來重新定位剩余的幻燈片時,它只會立即重新定位剩余的幻燈片。 我怎樣才能讓它以相同的方式運行,但幻燈片的重新定位更平滑?
Swiper API 鏈接: https ://swiperjs.com/swiper-api
Swiper 的初始化
swiper = new Swiper(".mySwiper", {
slidesPerView: 3,
allowTouchMove: true,
allowSlideNext: true,
allowSlidePrev: true,
spaceBetween: 5,
navigation: {
nextEl: '.swiper-button-next',
prevEl: '.swiper-button-prev',
},
pagination: {
el: ".swiper-pagination",
clickable: true,
},
});
swiper.setTransition(this, 0.3);
編輯:根據要求,我創建了一個示例代碼來運行和重現問題。 正如您在刪除幻燈片時所提供的代碼所見,重新定位剩余幻燈片的過渡是即時的。 我需要找到一種方法讓它更順暢。 將剩余的幻燈片放慢而不是立即放置。 有沒有辦法做到這一點?
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="https://unpkg.com/swiper/swiper-bundle.min.css"/>
<script src="https://unpkg.com/swiper/swiper-bundle.min.js"></script>
<style>
html, body {
padding: 0;
margin: 0;
}
body {
display: flex;
justify-content: center;
align-items: center;
flex-direction: column;
}
.swiper {
width: 100%;
height: 500px;
margin-left: 10px !important;
margin-right: 10px !important;
box-sizing: border-box;
}
.swiper-slide {
background-size: cover !important;
border: 2px solid darkgray;
box-sizing: border-box;
text-align: center;
font-size: 18px;
background: #fff;
/* Center slide text vertically */
display: -webkit-box;
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: center;
justify-content: center;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: center;
align-items: center;
transition: 0.3s all ease;
}
.swiper-slide img {
display: block;
width: 100%;
height: 100%;
object-fit: cover;
}
.removeSlideBtn {
margin-top: 50px;
line-height: 30px;
cursor: pointer;
}
</style>
</head>
<body>
<div class="swiper">
<!-- Additional required wrapper -->
<div class="swiper-wrapper">
<!-- Slides -->
<div class="swiper-slide">Slide 1</div>
<div class="swiper-slide">Slide 2</div>
<div class="swiper-slide">Slide 3</div>
<div class="swiper-slide">Slide 4</div>
<div class="swiper-slide">Slide 5</div>
...
</div>
<!-- If we need pagination -->
<div class="swiper-pagination"></div>
</div>
<button class="removeSlideBtn" onclick="RemoveSlide();">Remove Slide</button>
</body>
<script>
var swiper = new Swiper(".swiper", {
slidesPerView: 3,
allowTouchMove: true,
allowSlideNext: true,
allowSlidePrev: true,
spaceBetween: 5,
navigation: {
nextEl: '.swiper-button-next',
prevEl: '.swiper-button-prev',
},
pagination: {
el: ".swiper-pagination",
clickable: true,
},
});
swiper.setTransition(this, 300);
function RemoveSlide() {
var slide = Math.floor(Math.random() * swiper.slides.length);
swiper.removeSlide(slide);
}
</script>
</html>
事實證明,它可以在不使用任何 API 的方法和屬性的情況下實現。 swiper 顯示幻燈片的方式是使用 flex display。 所以我設法通過使用以下 jsfiddle 代碼在刪除幻燈片時實現平滑過渡。
JsFiddle 鏈接: https ://jsfiddle.net/MadLittleMods/EM4xL/
<style>
.remove-item {
flex: 1;
-webkit-animation: flexShrink 500ms ease forwards;
-o-animation: flexShrink 500ms ease forwards;
animation: flexShrink 500ms ease forwards;
}
@keyframes flexShrink {
to {
flex: .01;
flex: .00001;
}
}
@keyframes flexGrow {
to {
flex: 1;
}
}
</style>
<script>
swiper.slides[i].classList.add('remove-item');
swiper.slides[i].addEventListener('animationend', function () {
swiper.removeSlide(i);
});
</script>
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