uni-app実装fullpageコンポーネント(マイクロメッセージウィジェット、h 5などに適用)
uni-app実装fullpageコンポーネント(マイクロメッセージウィジェット、h 5などに適用)
ビジネスニーズ.
本文githubソースアドレス
1.構成部品
2.
3.効果を実現する
リファレンスリンク
1.https://github.com/rongj/wechatapp-fullpage-scroll
ビジネスニーズ.
本文githubソースアドレス
1.構成部品
src/components/FullPage/index.vue
<template>
<view class="full-page-container">
<view
class="full-page-main"
@touchstart="handleTouchStart"
@touchmove="handleTouchMove"
@touchend="handleTouchEnd"
:style="style"
>
<slot />
view>
view>
template>
<script>
export default {
name: 'FullPage',
props: {
//
critical: {
type: Number,
default: 50,
},
//
totalPage: {
type: Number,
required: true,
default: 0,
},
//
activeIndex: {
type: Number,
required: true,
default: 0,
},
},
data() {
return {
pageIndex: 0, //
startPageY: 0, //
endPageY: 0, //
marginTop: 0, // ( )
}
},
mounted() {
this.pageIndex = this.activeIndex
},
computed: {
style() {
return `transform:translateY(-${this.pageIndex * 100}%);margin-top:${
this.marginTop
}px`
},
},
watch: {
activeIndex(value) {
this.pageIndex = value
},
},
methods: {
//
handleTouchStart(e) {
const { pageY } = e.touches[0]
this.startPageY = pageY
},
//
handleTouchMove(e) {
const { pageY } = e.touches[0]
if (
pageY - this.startPageY < this.critical &&
pageY - this.startPageY > -this.critical
) {
this.marginTop = pageY - this.startPageY
}
this.endPageY = pageY
},
//
handleTouchEnd() {
if (!this.endPageY) {
return
}
if (
this.endPageY - this.startPageY > this.critical &&
this.pageIndex > 0
) {
this.pageIndex -= 1
} else if (
this.endPageY - this.startPageY < -this.critical &&
this.pageIndex < this.totalPage - 1
) {
this.pageIndex += 1
}
this.$emit('update:activeIndex', this.pageIndex)
this.startPageY = 0
this.endPageY = 0
this.marginTop = 0
},
},
}
script>
<style lang="scss" scoped>
.full-page-container {
height: 100%;
overflow: hidden;
.full-page-main {
height: 100%;
transition: all 0.3s;
}
}
style>
2.
/src/pages/index/index.vue
使用<template>
<full-page :active-index.sync="activeIndex" :total-page="totalPage">
<view
class="section"
v-for="(item, index) in totalPage"
:key="index"
:style="getRandomStyle()"
>
<div :class="'page page-' + index">
{{ index + 1 }}
<button type="primary" @click="toPage(1)">
1
button>
<button type="primary" @click="toPage(10)">
10
button>
div>
view>
full-page>
template>
<script>
import FullPage from '@/components/FullPage'
export default {
components: {
FullPage,
},
data() {
return {
totalPage: 10,
activeIndex: 0,
}
},
methods: {
getRandomStyle() {
const r = Math.floor(Math.random() * 256)
const g = Math.floor(Math.random() * 256)
const b = Math.floor(Math.random() * 256)
const color = '#' + r.toString(16) + g.toString(16) + b.toString(16)
return `background-color:${color}`
},
toPage(index) {
this.activeIndex = index - 1
},
},
}
script>
<style lang="scss" scoped>
page {
height: 100%;
}
.section {
height: 100%;
width: 100%;
position: relative;
}
.page {
height: 100%;
width: 100%;
text-align: center;
font-size: 50rpx;
padding-top: 150rpx;
box-sizing: border-box;
}
button {
font-size: 30rpx;
width: 400rpx;
margin: 50rpx;
}
style>
3.効果を実現する
リファレンスリンク
1.https://github.com/rongj/wechatapp-fullpage-scroll