提交 a52ecdbb 编写于 作者: 雪洛's avatar 雪洛

fix: 修正不符合vue规范的用法

上级 9ce8e5fa
<template>
<template>
<view class="page">
<view @click="back" class="nav-back">
<image class="back-img" src="/static/template/scroll-fold-nav/back.png" mode="widthFix"></image>
</view>
<swiper class="swiper" :current="current" :circular="index != 0" :vertical="true" @change="onSwiperChange" @transition="onTransition">
<swiper class="swiper" :current="current" :circular="index != 0" :vertical="true" @change="onSwiperChange" @transition="onTransition">
<swiper-item class="swiper-item" v-for="(item,i) in visibleList" :key="i">
<video @click="changeState(i)" ref="video" class="video-box" objectFit="cover" :id="'video-'+i"
@loadstart="onLoadstart(i)" :src="item.src" :poster="item.poster_src"
:autoplay="false" :show-center-play-btn="false"
:loop="true" @play="onPlay(i)" @pause="onPause(i)"
></video>
<view class="video-cover" @click="changeState(i)">
<image v-if="state[i] === 'pause'" class="play-btn" src="/static/template/swiper-vertical-video/play.png" mode="widthFix"></image>
</view>
<view class="video-info" v-if="0">
<text class="video-info-text">容器:第 {{i}} 个</text>
<text class="video-info-text">内容:{{item.content}}</text>
</view>
<view class="video-cover" @click="changeState(i)">
<image v-if="state[i] === 'pause'" class="play-btn" src="/static/template/swiper-vertical-video/play.png" mode="widthFix"></image>
</view>
<view class="video-info" v-if="0">
<text class="video-info-text">容器:第 {{i}} 个</text>
<text class="video-info-text">内容:{{item.content}}</text>
</view>
</swiper-item>
</swiper>
<view class="debug-info" v-if="0">
<text class="status-text">debug-info 播放状态:</text>
<text class="status-text" v-for="(value,index) in state">第{{index+1}}个:{{ value }}</text>
</view>
</view>
</template>
<script>
<text class="status-text">debug-info 播放状态:</text>
<text class="status-text" v-for="(value,index) in state">第{{index+1}}个:{{ value }}</text>
</view>
</view>
</template>
<script>
type ListItem = { _id : string, content : string, src : string, poster_src : string }
let page : number = 0,
currentPageIsShow : boolean = true;
export default {
components: {},
data() {
currentPageIsShow : boolean = true;
export default {
components: {},
data() {
return {
$videoContextMap:new Map<string, VideoContext>(),
list: [] as ListItem[],
visibleList: [] as ListItem[],// 提高性能 可见的只有3个
current: 0 as number,
index: 0,
$videoContextMap:new Map<string, VideoContext>(),
list: [] as ListItem[],
visibleList: [] as ListItem[],// 提高性能 可见的只有3个
current: 0 as number,
index: 0,
state: ["unPlay", "unPlay", "unPlay"] as string[]
}
},
beforeCreate() {
this.list = this.getData()
this.visibleList = this.list.slice(0, 3)
},
watch: {
current(current : number, oldCurrent : number) {
let changeNumber = current - oldCurrent
if (changeNumber == 1 || changeNumber == -2) {
// console.error('向右');
this.index++
} else {
// console.error('向左');
this.index--
}
// //翻页(3项为一页)
if (Math.abs(changeNumber) == 2) {
// console.log('翻页');
page = Math.floor(this.index / 3);
// console.log(this.index);
// console.log('page',page);
// console.log('slice',3*page,3*page+3);
if (this.list.length < 3 * page + 3) {
let list : ListItem[] = this.getData()
this.list.push(...list)
}
let visibleList = this.list.slice(3 * page, 3 * page + 3)
// 换数据
this.visibleList = visibleList
}
},
created() {
this.list = this.getData()
this.visibleList = this.list.slice(0, 3)
},
watch: {
current(current : number, oldCurrent : number) {
let changeNumber = current - oldCurrent
if (changeNumber == 1 || changeNumber == -2) {
// console.error('向右');
this.index++
} else {
// console.error('向左');
this.index--
}
// //翻页(3项为一页)
if (Math.abs(changeNumber) == 2) {
// console.log('翻页');
page = Math.floor(this.index / 3);
// console.log(this.index);
// console.log('page',page);
// console.log('slice',3*page,3*page+3);
if (this.list.length < 3 * page + 3) {
let list : ListItem[] = this.getData()
this.list.push(...list)
}
let visibleList = this.list.slice(3 * page, 3 * page + 3)
// 换数据
this.visibleList = visibleList
}
this.state.forEach((val : string, index : number) => {
if (index === current) {
this.doPlay(current)
} else {
// 除了选中的其他已经播放的都需要停止
this.doStop(index)
console.log('index:' + index + '已被执行停止');
}
})
}
},
onReady() {
// 一启动完成,就播放第一个
this.state.forEach((val : string, index : number) => {
if (index === current) {
this.doPlay(current)
} else {
// 除了选中的其他已经播放的都需要停止
this.doStop(index)
console.log('index:' + index + '已被执行停止');
}
})
}
},
onReady() {
// 一启动完成,就播放第一个
this.doPlay(0)
},
onShow(){
......@@ -98,30 +98,30 @@
},
onUnload() {
this.doPause(this.current)
},
},
methods: {
changeState(index : number) {
if (this.state[index] === 'play') {
this.doPause(index)
} else {
this.doPlay(this.current)
}
changeState(index : number) {
if (this.state[index] === 'play') {
this.doPause(index)
} else {
this.doPlay(this.current)
}
},
onLoadstart(index : number) {
console.error("onLoadstart video" + index );
},
getVideoContext(index : number) : VideoContext{
let videoContext : VideoContext | null = this.$videoContextMap.get('video-'+index)
let videoContext : VideoContext | null = this.$data.$videoContextMap.get('video-'+index)
if(videoContext == null){
videoContext = uni.createVideoContext('video-'+index, this) as VideoContext
this.$videoContextMap.set('video-'+index,videoContext)
this.$data.$videoContextMap.set('video-'+index,videoContext)
}
return videoContext
},
},
doPlay(index : number) {
console.log("doPlay video" + index );
console.log("doPlay video" + index );
this.getVideoContext(index).play()
},
},
doStop(index : number) {
console.log("doStop video-" + index);
this.getVideoContext(index).stop();
......@@ -133,51 +133,51 @@
doPause(index : number) {
this.getVideoContext(index).pause()
console.log("doPause video-" + index);
},
onPause(index : number) {
this.state[index] = 'pause'
console.log('onPause', index);
},
},
onPause(index : number) {
this.state[index] = 'pause'
console.log('onPause', index);
},
onPlay(index : number) {
if(this.current != index || !currentPageIsShow){
this.onPause(index)
}else{
this.state[index] = 'play'
console.log('onPlay', index);
}
},
getData() : ListItem[] {
let videoUrlList = [
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/video/swiper-vertical-video/uts.mp4',
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/video/swiper-vertical-video/uni-ai.mp4',
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/video/swiper-vertical-video/uni-verify.mp4'
] as string[]
let posterSrcList = [
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/images/swiper-vertical-video-poster/uni-uts.jpg',
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/images/swiper-vertical-video-poster/uni-ai.jpg',
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/images/swiper-vertical-video-poster/uni-verify.jpg'
] as string[]
let list = [] as ListItem[];
for (let i = 0; i < 6; i++) {
let index = this.list.length + i;
let listItem : ListItem = {
"_id": "a00" + index,
"content": "这是第" + index + "条数据,url地址" + videoUrlList[i % 3],
"src": videoUrlList[i % 3],
"poster_src": posterSrcList[i % 3]
}
list.push(listItem)
}
return list
},
onSwiperChange(e : SwiperChangeEvent) {
// console.error('SwiperChangeEvent',e.detail.current);
this.current = e.detail.current;
},
onTransition(/*e : SwiperTransitionEvent*/) {
// console.log('onTransition e.detail.dx', e.detail.dx);
}
},
getData() : ListItem[] {
let videoUrlList = [
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/video/swiper-vertical-video/uts.mp4',
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/video/swiper-vertical-video/uni-ai.mp4',
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/video/swiper-vertical-video/uni-verify.mp4'
] as string[]
let posterSrcList = [
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/images/swiper-vertical-video-poster/uni-uts.jpg',
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/images/swiper-vertical-video-poster/uni-ai.jpg',
'https://qiniu-web-assets.dcloud.net.cn/uni-app-x/static/images/swiper-vertical-video-poster/uni-verify.jpg'
] as string[]
let list = [] as ListItem[];
for (let i = 0; i < 6; i++) {
let index = this.list.length + i;
let listItem : ListItem = {
"_id": "a00" + index,
"content": "这是第" + index + "条数据,url地址" + videoUrlList[i % 3],
"src": videoUrlList[i % 3],
"poster_src": posterSrcList[i % 3]
}
list.push(listItem)
}
return list
},
onSwiperChange(e : SwiperChangeEvent) {
// console.error('SwiperChangeEvent',e.detail.current);
this.current = e.detail.current;
},
onTransition(/*e : SwiperTransitionEvent*/) {
// console.log('onTransition e.detail.dx', e.detail.dx);
},
back() {
uni.navigateBack({
......@@ -191,58 +191,58 @@
console.log('navigateBack complete', result.errMsg)
}
})
}
}
}
</script>
<style>
.page {
}
}
}
</script>
<style>
.page {
width: 750rpx;
flex: 1;
flex: 1;
}
.swiper,
.swiper-item,
.video-box,
.video-cover {
.swiper,
.swiper-item,
.video-box,
.video-cover {
width:750rpx;
flex: 1;
height: 100%;
}
.swiper-item {
position: relative;
}
}
.swiper-item {
position: relative;
}
.video-box {
width: 750rpx;
}
}
.video-cover {
position: absolute;
justify-content: center;
align-items: center;
position: absolute;
justify-content: center;
align-items: center;
align-content: center;
}
.play-btn {
width: 80rpx;
height: 80rpx;
}
.video-info {
}
.video-info {
position: absolute;
bottom: 0;
padding: 15px;
}
.video-info-text {
font-size: 14px;
color: red;
line-height: 20px;
}
}
.video-info-text {
font-size: 14px;
color: red;
line-height: 20px;
}
.debug-info{
position: fixed;
top:15px;
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册