个人觉得大屏展示其实很简单,噱头多过技术含量,下面使用了 DataV (不是阿里的那个DataV哈,具体链接在这里)开发了一个大屏展示,使用了css flex弹性布局,使用了DataV的一些比较酷炫的边框(SVG写的),基本上功能没有全部完成,但是模子已经刻出来了,只是后端推送的内容没有全部写出来
前端
<template>
<dv-full-screen-container class="screen-container">
<div class="title">
<span class="big-title">数字化运营看板</span>
<span class="small-title">国粮武汉科学设计研究院-设计制作</span>
</div>
<dv-border-box-8 class="top-digital-tips">
<div style="height: 10%"></div>
<div class="item-wrap">
<div class="panel">
<div class="item">
<div><span class="title">本年累计采购(T)</span></div>
<div class="color-container">
<div class="rectangle">{{this.bnljcg}}</div>
<div class="triangle"></div>
</div>
</div>
<div class="item">
<div><span class="title">本年累计销售(T)</span></div>
<div class="color-container">
<div class="rectangle">{{this.bnljxs}}</div>
<div class="triangle"></div>
</div>
</div>
<div class="item">
<dv-active-ring-chart class="chart" :config="charConfig" />
</div>
</div>
<div class="middle-line"></div>
<div class="panel">
<div class="item">
<div><span class="title">计划生产任务数</span></div>
<div class="color-container">
<div class="rectangle">{{this.jhscrhs}}</div>
<div class="triangle"></div>
</div>
</div>
<div class="item">
<div><span class="title">正在执行</span></div>
<div class="color-container">
<div class="rectangle">{{this.zzzx}}</div>
<div class="triangle"></div>
</div>
</div>
<div class="item">
<div><span class="title">排队中</span></div>
<div class="color-container">
<div class="rectangle">{{this.pdz}}</div>
<div class="triangle"></div>
</div>
</div>
</div>
</div>
</dv-border-box-8>
<div class="bottom-digital-tips">
<div class="side">
<dv-border-box-11 class="box" title="菜籽采购在途">
<div class="box-top"></div>
<div class="box-bottom">
<dv-scroll-board class="scroll-board" :config="czztConfig" />
</div>
</dv-border-box-11>
<dv-border-box-11 class="box" title="菜籽库存">
<div class="box-top"></div>
<div class="box-bottom">
<dv-scroll-board class="scroll-board" :config="czkcConfig" />
</div>
</dv-border-box-11>
</div>
<div class="middle">
<dv-border-box-11 class="box" title="销售订单计划">
<div class="box-top"></div>
<div class="box-bottom">
<dv-scroll-board class="scroll-board" :config="xsddjhConfig" />
</div>
</dv-border-box-11>
</div>
<div class="side">
<dv-border-box-11 class="box" title="罐区库存">
<div class="box-top"></div>
<div class="box-bottom">
<dv-scroll-board class="scroll-board" :config="gqkcConfig" />
</div>
</dv-border-box-11>
<dv-border-box-11 class="box" title="辅料库存">
<div class="box-top"></div>
<div class="box-bottom">
<dv-scroll-board class="scroll-board" :config="flkcConfig" />
</div>
</dv-border-box-11>
</div>
</div>
</dv-full-screen-container>
</template>
<script type="text/ecmascript-6">
import $ from 'jquery'
import 'signalr'
export default {
data () {
return {
bnljcg: 0,bnljxs: 0,jhscrhs: 0,zzzx: 0,pdz: 0,charConfig: {
radius: '40%',color: ['#74FD97'],activeRadius: '45%',data: [
{
name: '月计划完成',value: 55
},{
name: '未完成',value: 45
}
],digitalFlopStyle: {
fontSize: 20
}
},// 菜籽在途
czztConfig: {
header: ['物料名称','计划采购(吨)','到货日期'],rowNum: 7,waitTime: 4000,data: [
['行1列1','行1列2','行1列3'],['行2列1','行2列2','行2列3'],['行3列1','行3列2','行3列3'],['行4列1','行4列2','行4列3'],['行5列1','行5列2','行5列3'],['行6列1','行6列2','行6列3'],['行7列1','行7列2','行7列3'],['行8列1','行8列2','行8列3'],['行9列1','行9列2','行9列3'],['行10列1','行10列2','行10列3']
]
},// 菜籽库存
czkcConfig: {
header: ['物料名称','当天消耗(吨)','可用库存(吨)'],// 罐区库存
gqkcConfig: {
header: ['油品',// 辅料库存
flkcConfig: {
header: ['物料名称','当天消耗','可用库存'],// 销售订单计划
xsddjhConfig: {
header: ['油品','交货时间','计划生产(吨)','已生产(吨)','完成进度','完成百分比'],rowNum: 15,'行1列3','行2列3','行3列3','行4列3','行5列3','行6列3','行7列3','行8列3','行9列3','行10列3','行1列3']
]
},connection: null,proxy: null
}
},mounted () {
this.$nextTick(() => {
this.connection = $.hubConnection(process.env.ROOT)
// 定义服务器端SignalR推送过来的消息接收代理
this.proxy = this.connection.createHubProxy('OperationKanBanHub')
this.proxy.on('Refresh',(message) => {
let obj = JSON.parse(message)
this.bnljcg = obj.bnljcg
this.bnljxs = obj.bnljxs
this.jhscrhs = obj.jhscrhs
this.zzzx = obj.zzzx
this.pdz = obj.pdz
this.czztConfig.data = []
if (obj.czztConfig) {
let objArray = Array.from(obj.czztConfig)
for (let obj of objArray) {
let pushItem = []
Object.keys(obj).forEach(key => { pushItem.push(obj[key] + '') })
this.czztConfig.data.push(pushItem)
}
}
console.log(this.czztConfig.data)
})
// 创建连接到服务器端SignalR的连接
this.connection.start()
.done(() => {
// 客户端发送信息到服务器
this.proxy.invoke('Send',this.connection.id)
})
.fail((err) => { console.log(err) })
})
},beforeRouteLeave (to,from,next) {
next()
},deactivated () {
if (this.connection) {
// 关闭SignalR连接
this.connection.stop()
// 清除缓存
this.$vnode.parent.componentInstance.cache = {}
this.$vnode.parent.componentInstance.keys = []
}
},beforeDestroy: () => {
console.log('before destroy')
}
}
</script>
<style scoped>
@font-face {
font-family:digtal;
src:url("../../fonts/digital-7.ttf");
}
.screen-container {
background-color: #3e3c3c;
background-image: url("../../imgs/kanban01.png");
background-size: 100% 100%;
text-align: center;
padding: 2px;
}
.title {
display: block;
width: 100%;
height: 60px;
color: #88c5fd;
display: table;
}
.title .big-title {
font-size: 30px;
display: table-cell;
text-align: right;
vertical-align: middle;
padding-right: 20px;
width: 50%;
}
.title .small-title {
font-size: 17px;
display: table-cell;
text-align: left;
vertical-align: middle;
padding-left: 20px;
width: 50%;
}
.bottom-digital-tips {
position: relative;
width: 100%;
height: 75%;
display: flex;
flex-direction: row;
flex-wrap: nowrap;
align-items: center;
}
.bottom-digital-tips .middle {
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
flex-wrap: nowrap;
align-items: center;
text-align: center;
justify-content: center;
}
.bottom-digital-tips .middle >>> .box .box-top {
height:8%
}
.bottom-digital-tips .middle >>> .box .box-bottom {
height:calc(92% - 15px);
width:100%;
display:flex;
flex-direction: column;
align-items: center;
justify-content: center;
}
.bottom-digital-tips .middle >>> .box .scroll-board {
height:100%;width:90%;
}
.bottom-digital-tips .side {
width: 25%;
height: 100%;
display: flex;
flex-direction: column;
flex-wrap: nowrap;
align-items: center;
text-align: center;
justify-content: center;
}
.bottom-digital-tips .side >>> .box .box-top {
height:15%
}
.bottom-digital-tips .side >>> .box .box-bottom {
height:calc(85% - 15px);
width:100%;
display:flex;
flex-direction: column;
align-items: center;
justify-content: center;
}
.bottom-digital-tips .side >>> .box .scroll-board {
height:100%;width:90%;
}
.dv-scroll-board >>> .header {
background-color: transparent !important;
}
.dv-scroll-board >>> .rows {
border-bottom: 1px solid #858484;
}
.dv-scroll-board >>> .rows .row-item {
background-color: transparent !important;
border-bottom: 0.5px solid #858484;
border-top: 0.5px solid #858484;
}
.bottom-digital-tips .middle {
width: 50%;
height: 100%;
}
.top-digital-tips {
position: relative;
width: 100%;
height: 20%;
-ms-flex-negative: 0;
flex-shrink: 0;
display: -webkit-box;
display: -ms-flexbox;
display: flex;
-webkit-box-pack: justify;
-ms-flex-pack: justify;
justify-content: space-around;
-webkit-box-align: center;
-ms-flex-align: center;
flex-direction: row;
flex-wrap: nowrap;
align-items: center;
}
.top-digital-tips .item-wrap {
width: 100%;
display: flex;
height: 80%;
flex-direction: row;
justify-content: space-around;
}
.top-digital-tips .middle-line {
background-color: #6c6a6a;
width: 1px;
height: 100%;
}
.top-digital-tips .panel {
justify-content: space-around;
width: calc(50% - 3px);
height: 100%;
display: flex;
align-items: center; /*垂直居中*/
justify-content: center; /*水平居中*/
}
.top-digital-tips .panel .item {
flex-direction:column;
width: 33.1%;
align-items: center; /*垂直居中*/
justify-content: center; /*水平居中*/
}
.top-digital-tips .panel .item .title{
color:#0EDB43;
font-size: 20px;
height: 20px;
font-weight: 500;
}
/* 数字翻牌器容器DIV */
.top-digital-tips .panel .item .color-container{
color: #CBFFFD;
font-size:50px;
font-family:digtal;
width: 100%;
display: flex;
flex-direction: row;
align-items: center; /*垂直居中*/
justify-content: center; /*水平居中*/
}
/* 数字翻牌器矩形颜色背景框 */
.top-digital-tips .panel .item .color-container .rectangle{
width:80%;
background-color:rgba(110,108,0.4)
}
/* 数字翻牌器三角形颜色背景框 */
.top-digital-tips .panel .item .color-container .triangle{
width: 0;
height: 0;
border-top: 38px solid transparent;
border-left: 30px solid rgba(110,0.4);
border-bottom: 38px solid transparent;
}
.top-digital-tips >>> .chart {
width: 100%;
height: 300px;
}
</style>
后台推送部分
using Microsoft.AspNet.SignalR;
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.AspNet.SignalR.Hubs;
using Newtonsoft.Json;
namespace HenryMes.WebApi.SignalR
{
/// <summary>
/// 运营看板
/// </summary>
[HubName("OperationKanBanHub")]
public class OperationKanBanHub : Hub
{
private static readonly Dictionary<string,CancellationTokenSource> Connections =
new Dictionary<string,CancellationTokenSource>();
/// <summary>
/// 向客户端发送消息
/// </summary>
/// <param name="connectId"></param>
public void Send(string connectId)
{
if (!Connections.ContainsKey(connectId))
{
var tokenSource = new CancellationTokenSource();
Connections.Add(connectId,tokenSource);
Task.Run(() =>
{
while (!tokenSource.Token.IsCancellationRequested)
{
OperationKanBanNotifier.Refresh(connectId,JsonConvert.SerializeObject(new
{
bnljcg = 9999,bnljxs = 6666,jhscrhs = 333,zzzx = 444,pdz = 77777,czztConfig = new List<object>
{
new { wlmc = "菜籽A",jhds = "88",dhrq = DateTime.Now.ToString("yyyy-MM-dd")}
}
}));
//5秒推送一次
Thread.Sleep(5000);
}
},tokenSource.Token);
}
}
/// <summary>
///
/// </summary>
/// <param name="stopCalled"></param>
/// <returns></returns>
public override Task OnDisconnected(bool stopCalled)
{
if (Connections.ContainsKey(Context.ConnectionId))
{
try
{
var tokenSource = Connections[Context.ConnectionId];
tokenSource.Cancel();
Connections.Remove(Context.ConnectionId);
}
catch (Exception ex)
{
throw ex;
}
}
return base.OnDisconnected(stopCalled);
}
}
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using Microsoft.AspNet.SignalR;
namespace HenryMes.WebApi.SignalR
{
/// <summary>
///
/// </summary>
public class OperationKanBanNotifier
{
private static readonly IHubContext Context = GlobalHost.ConnectionManager.GetHubContext<OperationKanBanHub>();
/// <summary>
/// 推送到客户端
/// </summary>
/// <param name="connectionId"></param>
/// <param name="message">设备状态JSON结构体</param>
public static void Refresh(string connectionId,string message)
{
//注册后端与前端的方法refreshEquipmentInfo。connectionId是判断发送给哪个前端
Context.Clients.Client(connectionId).Refresh(message);
}
}
}
原文地址:https://blog.csdn.net/lee576/article/details/122948926
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