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Makes pagination bullets number dynamic #86

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137 changes: 137 additions & 0 deletions packages/tiny-swiper/demo/pagination_slidesPerView_breakpoint.html
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Original file line number Diff line number Diff line change
@@ -0,0 +1,137 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Demo</title>
<style>
:root {
--theme-color: rgb(205, 138, 50);
}
body {
font-family: Arial, Helvetica, sans-serif;
}
html,
body,
.swiper-wrapper {
padding: 0;
margin: 0;
width: 100%;
height: 100%;
}
.a {
background: yellowgreen;
}
.b {
background: lightblue;
}
.a,
.b {
display: flex;
align-items: center;
justify-content: center;
color: aliceblue;
font-size: 4rem;
}
.swiper-slide {
position: relative;
flex-shrink: 0;
width: 100%;
height: 100%;
}

.swiper-container {
overflow: hidden;
flex-shrink: 0;
height: 100%;
}
.t-ScrollBar {
display: block;
position: fixed;
top: 50%;
right: 2.2rem;
width: 0.5rem;
transform: translateY(-50%);
}
.t-ScrollBar__item {
display: block;
margin: 100% 0;
width: 100%;
padding-top: 100%;
height: 0;
box-shadow: 0 0 0 0.1rem #22216D inset;
box-shadow: 0 0 0 0.1rem var(--theme-color) inset;
border-radius: 50% !important;
border: none;
background: #FFF;
transition: background ease 0.2s;
cursor: pointer;
}
.t-ScrollBar__item.is-active {
background: #22216D;
background: var(--theme-color);
}
</style>
</head>
<body>
<script src="../lib/index.js"></script>
<script src="../lib/modules/Breakpoints.js"></script>
<script src="../lib/modules/pagination.js"></script>


<!-- Slider main container -->
<div class="swiper-container" id="swiper1">
<!-- Additional required wrapper -->
<div class="swiper-wrapper">
<!-- Slides -->
<div class="a swiper-slide">1</div>
<div class="b swiper-slide">2</div>
<div class="a swiper-slide">3</div>
<div class="b swiper-slide">4</div>
</div>
<!-- If we need pagination -->
<div class="t-ScrollBar"></div>
</div>

<script>
Swiper.use([ SwiperPluginPagination, SwiperPluginBreakpoints ])

var mySwiper = new Swiper('#swiper1', {
speed: 300,
direction: 'horizontal',
spaceBetween: 100,
mousewheel: true,
resistance: true,
resistanceRatio: 0.85,
breakpoints: {
320: {
slidesPerView: 1,
spaceBetween: 20,
},
640: {
slidesPerView: 2,
spaceBetween: 30,
},
1112: {
slidesPerView: 3,
spaceBetween: 30,
},
1536: {
slidesPerView: 4,
spaceBetween: 0,
}
},
pagination: {
el: '.t-ScrollBar',
bulletClass: 't-ScrollBar__item',
bulletActiveClass: 'is-active',
clickable: true,
clickableClass: 'is-clickable',
renderBullet: function (index, className) {
return '<span class="' + className + '">' + (index + 1) + '</span>';
}
}
});
</script>
</body>
115 changes: 65 additions & 50 deletions packages/tiny-swiper/src/modules/pagination.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,68 @@ export type SwiperPluginPaginationInstance = {
$pagination: HTMLElement | null
}

function updatePagination (
instance : SwiperInstance,
paginationOptions : SwiperPluginPaginationOptions,
paginationInstance : SwiperPluginPaginationInstance,
options : Options){

const {
bulletClass,
bulletActiveClass,
clickableClass,
renderBullet
} = <SwiperPluginPaginationOptions>paginationOptions
const {
element
} = instance.env
const {
$list
} = element

const $pagination = (typeof paginationOptions.el === 'string'
? document.body.querySelector(paginationOptions.el)
: paginationOptions.el) as HTMLElement
const $pageList: Array<HTMLElement> = []
const $group = document.createDocumentFragment()
const dotCount = $list.length - Math.ceil(options.slidesPerView) + 1

options.excludeElements.push($pagination as HTMLElement)

paginationInstance.$pagination = $pagination
paginationInstance.$pageList = $pageList
paginationInstance.$pagination!.innerHTML = ''
paginationInstance.$pageList = []
paginationInstance.$pagination = null

for (let index = 0; index < dotCount; index++) {
const $page = renderBullet ? stringToElement(renderBullet(index, bulletClass)) : document.createElement('div')

addClass(
$page,
index === instance.state.index ? [bulletClass, bulletActiveClass] : bulletClass
)
$pageList.push($page)
$group.appendChild($page)
}

$pagination.appendChild($group)

if (paginationOptions.clickable) {
addClass($pagination, clickableClass)

$pagination.addEventListener('click', (e: Event) => {
const target = e.target as HTMLElement
if (!target) return
e.preventDefault()
const bulletElement = target.closest(`.${bulletClass}`)
instance.slideTo($pageList.indexOf(bulletElement as HTMLElement))
e.stopPropagation()
})
}
return paginationInstance
}

export default <SwiperPlugin>function SwiperPluginPagination (
instance: SwiperInstance & {
pagination?: SwiperPluginPaginationInstance
Expand All @@ -45,56 +107,8 @@ export default <SwiperPlugin>function SwiperPluginPagination (
if (!isEnable) return

instance.on('after-init', () => {
const {
bulletClass,
bulletActiveClass,
clickableClass,
renderBullet
} = <SwiperPluginPaginationOptions>paginationOptions
const {
element
} = instance.env
const {
$list
} = element

const $pagination = (typeof paginationOptions.el === 'string'
? document.body.querySelector(paginationOptions.el)
: paginationOptions.el) as HTMLElement
const $pageList: Array<HTMLElement> = []
const $group = document.createDocumentFragment()
const dotCount = $list.length - Math.ceil(options.slidesPerView) + 1

options.excludeElements.push($pagination as HTMLElement)

paginationInstance.$pagination = $pagination
paginationInstance.$pageList = $pageList

for (let index = 0; index < dotCount; index++) {
const $page = renderBullet ? stringToElement(renderBullet(index, bulletClass)) : document.createElement('div')

addClass(
$page,
index === instance.state.index ? [bulletClass, bulletActiveClass] : bulletClass
)
$pageList.push($page)
$group.appendChild($page)
}

$pagination.appendChild($group)

if (paginationOptions.clickable) {
addClass($pagination, clickableClass)

$pagination.addEventListener('click', (e: Event) => {
const target = e.target as HTMLElement
if (!target) return
e.preventDefault()
const bulletElement = target.closest(`.${bulletClass}`)
instance.slideTo($pageList.indexOf(bulletElement as HTMLElement))
e.stopPropagation()
})
}

updatePagination(instance, paginationOptions, paginationInstance, options)
})

instance.on('after-destroy', () => {
Expand All @@ -108,6 +122,7 @@ export default <SwiperPlugin>function SwiperPluginPagination (
instance.on('after-slide', (
currentIndex: number
) => {
updatePagination(instance, paginationOptions, paginationInstance, options)
const { bulletActiveClass } = paginationOptions

paginationInstance.$pageList && paginationInstance.$pageList.forEach(($page, index) => {
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7 changes: 0 additions & 7 deletions packages/website/yarn.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -10028,13 +10028,6 @@ tiny-invariant@^1.0.2:
resolved "https://registry.npm.taobao.org/tiny-invariant/download/tiny-invariant-1.1.0.tgz#634c5f8efdc27714b7f386c35e6760991d230875"
integrity sha1-Y0xfjv3CdxS384bDXmdgmR0jCHU=

tiny-swiper@^2.1.2:
version "2.1.2"
resolved "https://registry.yarnpkg.com/tiny-swiper/-/tiny-swiper-2.1.2.tgz#2b759300733579611f0955620026a025693bd810"
integrity sha512-omzIg0tZdkemoDpXwBQwlGg7UfAhGi49oxsdCQtjFwDdhDc3dvUlvGIoABhNoNuLjkQdKS/fK6l0CVhnx5bk6A==
dependencies:
typescript "^4.1.3"

tiny-warning@^1.0.0, tiny-warning@^1.0.3:
version "1.0.3"
resolved "https://registry.npm.taobao.org/tiny-warning/download/tiny-warning-1.0.3.tgz#94a30db453df4c643d0fd566060d60a875d84754"
Expand Down
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