zyronon
4 years ago
6 changed files with 577 additions and 359 deletions
@ -0,0 +1,483 @@
@@ -0,0 +1,483 @@
|
||||
<template> |
||||
<div id="base-slide-wrapper" ref="slideWrapper"> |
||||
<div class="indicator-home" v-if="showIndicator && indicatorType === 'home'"> |
||||
<div class="notice" :style="noticeStyle"><span>下拉刷新内容</span></div> |
||||
<div class="toolbar" ref="toolbar" :style="toolbarStyle"> |
||||
<div class="left">直播</div> |
||||
<div class="tab-ctn"> |
||||
<div class="tabs" ref="tabs"> |
||||
<div class="tab" |
||||
:class="currentSlideItemIndex === 0?'active':''" |
||||
@click="changeIndex(false,0)"> |
||||
<span>关注</span></div> |
||||
<div class="tab" |
||||
:class="currentSlideItemIndex === 1?'active':''" |
||||
@click="changeIndex(false,1)"><span>推荐</span></div> |
||||
</div> |
||||
<div class="indicator" ref="indicator"></div> |
||||
</div> |
||||
<div class="right" :style="{opacity:loading ? 0 : 1}">搜索</div> |
||||
</div> |
||||
<div class="loading" :style="loadingStyle">AA</div> |
||||
</div> |
||||
<div class="indicator-me" :class="indicatorFixed?'fixed':''" v-if="showIndicator && indicatorType === 'me'"> |
||||
<div class="tabs" ref="tabs"> |
||||
<div class="tab" |
||||
:class="currentSlideItemIndex === 0?'active':''" |
||||
@click="changeIndex(false,0)"> |
||||
<span>作品</span></div> |
||||
<div class="tab" |
||||
:class="currentSlideItemIndex === 1?'active':''" |
||||
@click.stop="changeIndex(false,1)"> |
||||
<span>私密</span> |
||||
</div> |
||||
<div class="tab" |
||||
:class="currentSlideItemIndex === 2?'active':''" |
||||
@click="changeIndex(false,2,$event)"> |
||||
<span>喜欢</span> |
||||
</div> |
||||
</div> |
||||
<div class="indicator" ref="indicator"></div> |
||||
</div> |
||||
<div id="base-slide-list" ref="slideList" |
||||
:style="{'flex-direction':direction,marginTop:indicatorFixed?'42px':'0'}" |
||||
@touchstart="touchStart($event)" |
||||
@touchmove="touchMove($event)" |
||||
@touchend="touchEnd($event)"> |
||||
<slot></slot> |
||||
</div> |
||||
</div> |
||||
</template> |
||||
|
||||
<script> |
||||
export default { |
||||
name: "BaseSlideList", |
||||
props: { |
||||
canMove: { |
||||
type: Boolean, |
||||
default: () => true |
||||
}, |
||||
direction: { |
||||
type: String, |
||||
default: () => 'row' |
||||
}, |
||||
showIndicator: { |
||||
type: Boolean, |
||||
default: () => false |
||||
}, |
||||
indicatorFixed: { |
||||
type: Boolean, |
||||
default: () => false |
||||
}, |
||||
indicatorType: { |
||||
type: String, |
||||
default: () => 'home' |
||||
}, |
||||
useHomeLoading: { |
||||
type: Boolean, |
||||
default: () => false |
||||
}, |
||||
virtual: { |
||||
type: Boolean, |
||||
default: () => false |
||||
}, |
||||
total: { |
||||
type: Number, |
||||
default: () => 20 |
||||
}, |
||||
activeIndex: { |
||||
type: Number, |
||||
default: () => 0 |
||||
}, |
||||
}, |
||||
computed: { |
||||
toolbarStyle() { |
||||
if (!this.useHomeLoading) return |
||||
return { |
||||
opacity: 1 - this.homeLoadingMoveYDistance / 20, |
||||
'transition-duration': this.toolbarStyleTransitionDuration + 'ms', |
||||
transform: `translate3d(0, ${this.homeLoadingMoveYDistance > 60 ? 60 : this.homeLoadingMoveYDistance}px, 0)`, |
||||
} |
||||
}, |
||||
noticeStyle() { |
||||
if (!this.useHomeLoading) return |
||||
return { |
||||
opacity: this.homeLoadingMoveYDistance / 60, |
||||
'transition-duration': this.toolbarStyleTransitionDuration + 'ms', |
||||
transform: `translate3d(0, ${this.homeLoadingMoveYDistance > 60 ? 60 : this.homeLoadingMoveYDistance}px, 0)`, |
||||
} |
||||
}, |
||||
loadingStyle() { |
||||
if (!this.useHomeLoading) return |
||||
if (this.loading) { |
||||
return { |
||||
opacity: 1, |
||||
'transition-duration': '300ms', |
||||
} |
||||
} |
||||
if (this.homeLoadingMoveYDistance !== 0) { |
||||
return { |
||||
opacity: this.homeLoadingMoveYDistance / 60, |
||||
'transition-duration': this.toolbarStyleTransitionDuration + 'ms', |
||||
transform: `translate3d(0, ${this.homeLoadingMoveYDistance > 60 ? 60 : this.homeLoadingMoveYDistance}px, 0)`, |
||||
} |
||||
} |
||||
} |
||||
}, |
||||
data() { |
||||
return { |
||||
loading: false, |
||||
wrapperWidth: 0, |
||||
wrapperHeight: 0, |
||||
|
||||
startLocationX: 0, |
||||
startLocationY: 0, |
||||
|
||||
moveXDistance: 0, |
||||
moveYDistance: 0, |
||||
|
||||
judgeValue: 10, |
||||
startTime: 0, |
||||
|
||||
currentSlideItemIndex: 0, |
||||
isDrawRight: true, |
||||
isDrawDown: true, |
||||
isCanRightWiping: false, |
||||
isCanDownWiping: false, |
||||
isNeedCheck: true, |
||||
|
||||
slideList: null, |
||||
slideItems: null, |
||||
indicatorRef: null, |
||||
slideItemsWidths: [], |
||||
slideItemsHeights: [], |
||||
tabIndicatorRelationActiveIndexLefts: [],//指标和slideItem的index的对应left, |
||||
indicatorSpace: 0,//indicator之间的间距 |
||||
toolbarStyleTransitionDuration: 0, |
||||
homeLoadingMoveYDistance: 0,//homeLoading专用的MoveYDistance，因为MoveYDistance是一直更新的，左右划的时候也在更新，会造成 |
||||
//在往左划，但上面的toolbar开始往下移了，所以需要用一个专用的值来有条件的保存MoveYDistance，即只direction = row的时候 |
||||
} |
||||
}, |
||||
watch: { |
||||
activeIndex() { |
||||
// console.log('activeIndex') |
||||
this.changeIndex() |
||||
}, |
||||
}, |
||||
mounted() { |
||||
this.checkChildren(true) |
||||
this.showIndicator && this.initTabs() |
||||
this.changeIndex(true) |
||||
}, |
||||
methods: { |
||||
changeIndex(init = false, index = null, e) { |
||||
this.currentSlideItemIndex = index !== null ? index : this.activeIndex |
||||
!init && this.$setCss(this.slideList, 'transition-duration', `300ms`) |
||||
if (this.direction === 'row') { |
||||
this.$setCss(this.slideList, 'transform', `translate3d(${-this.getWidth(this.currentSlideItemIndex) + this.moveXDistance}px, 0px, 0px)`) |
||||
if (this.showIndicator) { |
||||
this.$setCss(this.indicatorRef, 'left', this.tabIndicatorRelationActiveIndexLefts[this.currentSlideItemIndex] + 'px') |
||||
} |
||||
} else { |
||||
this.$setCss(this.slideList, 'transform', `translate3d(0px, ${-this.getHeight(this.currentSlideItemIndex) + this.moveYDistance}px, 0px)`) |
||||
} |
||||
this.$attrs['onUpdate:active-index'] && this.$emit('update:active-index', this.currentSlideItemIndex) |
||||
|
||||
}, |
||||
initTabs() { |
||||
let tabs = this.$refs.tabs |
||||
this.indicatorRef = this.$refs.indicator |
||||
for (let i = 0; i < tabs.children.length; i++) { |
||||
let item = tabs.children[i] |
||||
this.tabWidth = this.$getCss(item, 'width') |
||||
this.tabIndicatorRelationActiveIndexLefts.push( |
||||
item.getBoundingClientRect().x - tabs.children[0].getBoundingClientRect().x + (this.indicatorType === 'home' ? this.tabWidth * 0.15 : 0)) |
||||
} |
||||
this.indicatorSpace = this.tabIndicatorRelationActiveIndexLefts[1] - this.tabIndicatorRelationActiveIndexLefts[0] |
||||
if (this.showIndicator) { |
||||
this.$setCss(this.indicatorRef, 'transition-duration', `300ms`) |
||||
this.$setCss(this.indicatorRef, 'left', this.tabIndicatorRelationActiveIndexLefts[this.currentSlideItemIndex] + 'px') |
||||
} |
||||
}, |
||||
checkChildren(init) { |
||||
this.slideList = this.$refs.slideList |
||||
this.slideItems = this.slideList.children |
||||
this.wrapperWidth = this.$getCss(this.slideList, 'width') |
||||
this.wrapperHeight = this.$getCss(this.slideList, 'height') |
||||
|
||||
for (let i = 0; i < this.slideItems.length; i++) { |
||||
let el = this.slideItems[i] |
||||
this.slideItemsWidths.push(this.$getCss(el, 'width')) |
||||
this.slideItemsHeights.push(this.$getCss(el, 'height')) |
||||
} |
||||
}, |
||||
touchStart(e) { |
||||
this.$setCss(this.slideList, 'transition-duration', `0ms`) |
||||
this.showIndicator && this.$setCss(this.indicatorRef, 'transition-duration', `0ms`) |
||||
this.toolbarStyleTransitionDuration = 0 |
||||
|
||||
this.startLocationX = e.touches[0].pageX |
||||
this.startLocationY = e.touches[0].pageY |
||||
this.startTime = Date.now() |
||||
}, |
||||
touchMove(e) { |
||||
if (!this.canMove) return; |
||||
this.moveXDistance = e.touches[0].pageX - this.startLocationX |
||||
this.moveYDistance = e.touches[0].pageY - this.startLocationY |
||||
|
||||
this.isDrawDown = this.moveYDistance < 0 |
||||
|
||||
this.checkDirection() |
||||
|
||||
//多重判断，this.isCanDownWiping 这个判断是为了，只能在一个方向上，进行页面更新，比如说，我斜着画，就会出现toolbar又在下移， |
||||
//slideitem同时在左右移的情况，所以不能直接使用moveYDistance |
||||
if (this.useHomeLoading && this.isCanDownWiping && !this.loading) { |
||||
this.homeLoadingMoveYDistance = this.moveYDistance |
||||
} |
||||
|
||||
//me页面，需要获取向下滑动的时候 |
||||
if (!this.isDrawDown) { |
||||
this.$attrs['onFirst'] && this.$emit('first', this.moveYDistance) |
||||
} |
||||
|
||||
//todo 太卡了，后面考虑用原生js来写 |
||||
// this.$attrs['onMove'] && this.$emit('move', { |
||||
// x: {distance: this.moveXDistance, isDrawRight: this.isDrawRight}, |
||||
// y: {distance: this.moveYDistance, isDrawDown: this.isDrawDown}, |
||||
// }) |
||||
|
||||
if (this.isCanDownWiping) { |
||||
if (this.currentSlideItemIndex === 0 && !this.isDrawDown) return; //在第一个item，并且想往下划。 |
||||
|
||||
if (this.virtual) { |
||||
if (this.currentSlideItemIndex === this.total - 1 && this.isDrawDown) return |
||||
} else { |
||||
if (this.currentSlideItemIndex === this.slideItems.length - 1 && this.isDrawDown) return |
||||
} |
||||
// console.log('this.isCanDownWiping') |
||||
this.$stopPropagation(e) |
||||
this.$setCss(this.slideList, 'transform', `translate3d(0px, ${-this.getHeight(this.currentSlideItemIndex) + this.moveYDistance}px, 0px)`) |
||||
} |
||||
}, |
||||
getData() { |
||||
this.loading = true |
||||
setTimeout(() => { |
||||
this.loading = false |
||||
}, 1500) |
||||
}, |
||||
touchEnd(e) { |
||||
this.$attrs['onEnd'] && this.$emit('end') |
||||
if (this.useHomeLoading) { |
||||
if (this.homeLoadingMoveYDistance > 60) { |
||||
this.getData() |
||||
} |
||||
this.toolbarStyleTransitionDuration = 300 |
||||
this.homeLoadingMoveYDistance = 0 |
||||
} |
||||
|
||||
if (this.isCanDownWiping) { |
||||
this.$setCss(this.slideList, 'transition-duration', `300ms`) |
||||
this.showIndicator && this.$setCss(this.indicatorRef, 'transition-duration', `300ms`) |
||||
let endTime = Date.now() |
||||
let gapTime = endTime - this.startTime |
||||
|
||||
if (this.currentSlideItemIndex === 0 && !this.isDrawDown) return |
||||
//禁止在最后页面的时候，向右划 |
||||
if (this.virtual) { |
||||
if (this.currentSlideItemIndex === this.total - 1 && this.isDrawDown) return |
||||
} else { |
||||
if (this.currentSlideItemIndex === this.slideItems.length - 1 && this.isDrawDown) return |
||||
} |
||||
|
||||
this.$stopPropagation(e) |
||||
if (Math.abs(this.moveYDistance) < 20) gapTime = 1000 |
||||
if (Math.abs(this.moveYDistance) > (this.wrapperHeight / 3)) gapTime = 100 |
||||
if (gapTime < 150) { |
||||
if (this.isDrawDown) { |
||||
this.currentSlideItemIndex += 1 |
||||
} else { |
||||
this.currentSlideItemIndex -= 1 |
||||
} |
||||
this.$emit('slide', { |
||||
currentSlideItemIndex: this.currentSlideItemIndex, |
||||
isDrawDown: this.isDrawDown, |
||||
isDrawRight: this.isDrawRight |
||||
}) |
||||
} |
||||
this.$setCss(this.slideList, 'transform', `translate3d(0px, ${-this.getHeight(this.currentSlideItemIndex)}px, 0px)`) |
||||
} |
||||
this.resetConfig() |
||||
this.$attrs['onUpdate:active-index'] && this.$emit('update:active-index', this.currentSlideItemIndex) |
||||
}, |
||||
resetConfig() { |
||||
this.isCanDownWiping = false |
||||
this.isCanRightWiping = false |
||||
this.isNeedCheck = true |
||||
this.moveXDistance = 0 |
||||
this.moveYDistance = 0 |
||||
}, |
||||
getHeight(index) { |
||||
return this.slideItemsHeights.reduce((p, c, i) => { |
||||
if (i < index) { |
||||
//最后一页，如果宽度不够屏幕宽度，那不能拉完 |
||||
if (this.slideItemsHeights.length - 1 === i + 1) { |
||||
p = p + c - (this.wrapperHeight - this.slideItemsHeights[index]) |
||||
} else { |
||||
p += c |
||||
} |
||||
} |
||||
return p |
||||
}, 0) |
||||
}, |
||||
checkDirection() { |
||||
if (!this.isNeedCheck) return |
||||
let angle = (Math.abs(this.moveXDistance) * 10) / (Math.abs(this.moveYDistance) * 10) |
||||
if (angle < 0.6) { |
||||
//上下划 |
||||
this.isCanDownWiping = true |
||||
this.isCanRightWiping = false |
||||
this.isNeedCheck = false |
||||
return |
||||
} |
||||
if (angle > 5) { |
||||
//左右划 |
||||
this.isCanDownWiping = false |
||||
this.isCanRightWiping = true |
||||
this.isNeedCheck = false |
||||
} |
||||
} |
||||
} |
||||
} |
||||
</script> |
||||
|
||||
<style scoped lang="scss"> |
||||
@import "../../assets/scss/index"; |
||||
|
||||
#base-slide-wrapper { |
||||
width: 100%; |
||||
height: 100%; |
||||
overflow: hidden; |
||||
|
||||
#base-slide-list { |
||||
display: flex; |
||||
height: 100%; |
||||
width: 100%; |
||||
position: relative; |
||||
} |
||||
|
||||
.indicator-home { |
||||
position: fixed; |
||||
font-size: 1.6rem; |
||||
top: 0; |
||||
left: 0; |
||||
height: 60px; |
||||
z-index: 2; |
||||
width: 100%; |
||||
color: white; |
||||
|
||||
.notice { |
||||
opacity: 0; |
||||
top: 0; |
||||
position: absolute; |
||||
width: 100vw; |
||||
height: 100%; |
||||
display: flex; |
||||
justify-content: center; |
||||
align-items: center; |
||||
} |
||||
|
||||
.loading { |
||||
opacity: 0; |
||||
top: 20px; |
||||
right: 15px; |
||||
position: absolute; |
||||
|
||||
} |
||||
|
||||
.toolbar { |
||||
position: relative; |
||||
color: white; |
||||
width: 100%; |
||||
height: 100%; |
||||
box-sizing: border-box; |
||||
padding: 0 15px; |
||||
display: flex; |
||||
justify-content: space-between; |
||||
align-items: center; |
||||
|
||||
.tab-ctn { |
||||
width: 30%; |
||||
position: relative; |
||||
|
||||
.tabs { |
||||
display: flex; |
||||
justify-content: space-between; |
||||
font-weight: bold; |
||||
|
||||
.tab { |
||||
transition: color .3s; |
||||
color: gray; |
||||
|
||||
&.active { |
||||
color: white; |
||||
} |
||||
} |
||||
} |
||||
|
||||
|
||||
.indicator { |
||||
//transition: left .3s; |
||||
position: absolute; |
||||
bottom: -8px; |
||||
height: 3px; |
||||
width: 20px; |
||||
background: #fff; |
||||
border-radius: 5px; |
||||
} |
||||
} |
||||
} |
||||
} |
||||
|
||||
.indicator-me { |
||||
top: 0; |
||||
left: 0; |
||||
right: 0; |
||||
z-index: 999; |
||||
background: $main-bg; |
||||
|
||||
.tabs { |
||||
display: flex; |
||||
justify-content: space-between; |
||||
font-weight: bold; |
||||
|
||||
.tab { |
||||
height: 40px; |
||||
width: 33%; |
||||
display: flex; |
||||
justify-content: center; |
||||
align-items: center; |
||||
color: gray; |
||||
transition: color .3s; |
||||
|
||||
&.active { |
||||
color: white; |
||||
} |
||||
} |
||||
} |
||||
|
||||
.indicator { |
||||
height: 2px; |
||||
background: gold; |
||||
width: 33%; |
||||
position: relative; |
||||
transition: all .3s; |
||||
} |
||||
} |
||||
|
||||
.indicator-me.fixed { |
||||
position: fixed; |
||||
} |
||||
|
||||
} |
||||
|
||||
</style> |
||||
Loading…
Reference in new issue