634 lines
17 KiB
Vue
Raw Normal View History

<template>
<!-- 已废弃 -->
<view class="qualitySpringback">
<headers :showBack="true">
<view class="headerName">
回弹仪
</view>
</headers>
<view class="content">
<view class="chart_wrap">
<view class="title" style="color: #488DEC;">·测量情况·</view>
<view class="flex">
<view class="chart">
<image class="chart_img" src="../../../static/measure1.png"></image>
<view class="chart_text">
<view class="value">{{totalSurveyNum}}</view>
<view class="name">全部测量<br />构件</view>
</view>
</view>
<view class="chart">
<image class="chart_img" src="../../../static/measure2.png" style="height: 257rpx;"></image>
<view class="chart_text">
<view class="value">{{abnormalSurveyNum}}</view>
<view class="name">不合格<br />构件</view>
</view>
</view>
</view>
</view>
<view class="title" style="color: #2A2B5B; opacity: 0.4;">·设备列表·</view>
<input type="text" v-model="sendData" placeholder="" style="border:1px solid red;padding: 10rpx 20rpx;margin-bottom: 20rpx;" />
<button type="default" @click="writeBLECharacteristicValue()">发送数据</button>
<view class="item" v-if="bluetooth" v-for="(item,index) in bluetooth" @click="createBLEConnection(item.deviceId,index)">
<view class="item_name">蓝牙编码<text class="value">{{item.name?item.name:item.deviceId}}</text></view>
<view class="item_name">信号强度<text class="value">{{item.RSSI}}</text></view>
<view class="item_name">边接状态<text class="value">{{isLink[index]==0?'未连接':isLink[index]==1?'连接中...':isLink[index]==2?'已连接':
isLink[index]==3?'连接失败':isLink[index]==4?'已断开':''
}}</text></view>
</view>
</view>
<view class="start_wrap">
<view class="start_btn" @click="measureBtn">开始测量</view>
</view>
</view>
</view>
</template>
<script>
import {
getBlooth,
createBLE,
DeviceFound,
closeBle,
writeBLE
} from '@/utils/socket/BLEConn.js';
export default {
data() {
return {
projectDetail: '',
bluetooth: [],
isLink: [],
// 调试数据
serverList: [],
characteristics: [],
readCode: '',
readCodeMsg: '',
serviceId: '',
characteristicId: '',
value: '0102',
returnMessage: '',
macAddress: "",
macValue: '',
totalSurveyNum: 0,
abnormalSurveyNum: 0,
sendData:'$RDI?#\r\n'
}
},
onLoad() {
this.projectDetail = JSON.parse(uni.getStorageSync('projectDetail'));
//在页面加载时候初始化蓝牙适配器
uni.openBluetoothAdapter({
success: (e) => {
console.log('初始化蓝牙成功:' + e.errMsg);
// 初始化完毕开始搜索
this.startBluetoothDeviceDiscovery()
},
});
this.getDevTotal();
},
methods: {
// 搜索蓝牙列表
async getList() {
uni.showLoading({
title: '搜索蓝牙中...',
icon: 'none'
})
var flag = false // 标记是否进入了getBLooth
await getBlooth().then(res => {
console.log(res)
flag = true
console.log('第' + times + '次')
if (res.devices.length == 0 && times <= 3) {
times++
this.getList()
} else {
this.bluetooth = res.devices
console.log('蓝牙设备列表')
console.log(this.bluetooth)
uni.hideLoading()
times = 1
// // 打开弹框
// this.$refs.popup.open()
// this.scanBLE = true
}
}).catch(err => {
flag = false
times = 1
})
console.log(flag)
if (!flag) {
uni.hideLoading()
uni.showToast({
title: '请先开启手机蓝牙',
icon: 'none',
mask: true
})
console.log('没有进入getBlooth')
}
},
getDevTotal() {
let that = this;
this.sendRequest({
url: 'xmgl/massReboundSurveyArea/selectProjectCount',
method: 'post',
data: {
projectSn: that.projectDetail.projectSn
},
success: res => {
that.totalSurveyNum = res.result.totalSurveyNum;
that.abnormalSurveyNum = res.result.abnormalSurveyNum;
}
})
},
startBluetoothDeviceDiscovery() {
//在页面显示的时候判断是都已经初始化完成蓝牙适配器若成功,则开始查找设备
uni.startBluetoothDevicesDiscovery({
success: res => {
console.log(res)
this.onBluetoothDeviceFound();
},
fail: res => {
uni.showToast({
icon: "none",
title: "查找设备失败!",
duration: 3000
})
}
});
},
/**
* 停止搜索蓝牙设备
*/
stopBluetoothDevicesDiscovery() {
uni.stopBluetoothDevicesDiscovery({
success: e => {
console.log('停止搜索蓝牙设备:' + e.errMsg);
},
fail: e => {
console.log('停止搜索蓝牙设备失败,错误码:' + e.errCode);
}
});
},
/**
* 发现外围设备
*/
onBluetoothDeviceFound() {
console.log("监听寻找新设备");
// this.getBluetoothDevices();
uni.onBluetoothDeviceFound(devices => {
console.log('开始监听寻找到新设备的事件');
console.log(devices)
this.getBluetoothDevices();
});
},
/**
* 获取在蓝牙模块生效期间所有已发现的蓝牙设备包括已经和本机处于连接状态的设备
*/
getBluetoothDevices() {
// console.log("获取蓝牙设备");
uni.getBluetoothDevices({
success: res => {
// console.log('获取蓝牙设备成功:' + res);
this.bluetooth = res.devices;
console.log(this.bluetooth)
this.bluetooth.forEach((item) => {
this.isLink.push(0)
})
// this.stopBluetoothDevicesDiscovery();
}
});
},
//断开蓝牙连接
closeBLEConnection(deviceId, index) {
uni.closeBLEConnection({
deviceId: deviceId,
success: res => {
this.isLink.splice(index, 1, 4)
console.log(res)
}
})
},
// 连接蓝牙设备
createBLEConnection(deviceId, index) {
this.deviceId = deviceId;
if (this.isLink[index] == 2) {
return;
}
this.isLink.splice(index, 1, 1)
uni.createBLEConnection({
deviceId: this.deviceId,
success: res => {
this.isLink.splice(index, 1, 2)
this.stopBluetoothDevicesDiscovery();
this.getBLEDeviceServices(this.deviceId, index);
},
fail: res => {
this.isLink.splice(index, 1, 3)
console.log(res)
}
})
},
//获取蓝牙设备所有服务(service)。
getBLEDeviceServices(deviceId, index) {
setTimeout(() => {
uni.getBLEDeviceServices({
// 这里的 deviceId 需要已经通过 createBLEConnection 与对应设备建立链接
deviceId: deviceId,
success: (res) => {
console.log('所有的服务数据', res)
this.serverList = res.services
this.serviceId = this.serverList[this.serverList.length - 1].uuid;
// console.log('serverId:', this.serviceId)
this.getBLEDeviceCharacteristics(this.deviceId)
// res.services.forEach((item) => {
// if (item.uuid.indexOf("FFE0") != -1) {
// this.serviceId = item.uuid;
// console.log('serverId:', this.serviceId)
// this.getBLEDeviceCharacteristics(this.deviceId)
// return
// }
// })
}
})
}, 1000)
},
// 获取蓝牙特征值
getBLEDeviceCharacteristics(deviceId) {
console.log("获取蓝牙特征值");
setTimeout(() => {
uni.getBLEDeviceCharacteristics({
// 这里的 deviceId 需要已经通过 createBLEConnection 与对应设备建立链接
deviceId: deviceId,
// 这里的 serviceId 需要在 getBLEDeviceServices 接口中获取
serviceId: this.serviceId,
success: (res) => {
console.log('蓝牙特征值数据', res)
this.characteristics = res.characteristics
// this.characteristicId = this.characteristics[0].uuid;
// console.log('characteristicId:', this.characteristicId)
// this.notifyBLECharacteristicValueChange(this.deviceId)
res.characteristics.forEach((item) => {
if (item.properties.write&&item.properties.notify) {
this.characteristicId = item.uuid;
console.log('characteristicId:', this.characteristicId)
this.notifyBLECharacteristicValueChange(this.deviceId)
}
})
},
fail: (res) => {
console.log(res)
}
})
}, 2000)
},
// 启用 notify 功能
notifyBLECharacteristicValueChange(deviceId) {
uni.notifyBLECharacteristicValueChange({
state: true, // 启用 notify 功能
// 这里的 deviceId 需要已经通过 createBLEConnection 与对应设备建立链接
deviceId: deviceId,
// 这里的 serviceId 需要在 getBLEDeviceServices 接口中获取
serviceId: this.serviceId,
// 这里的 characteristicId 需要在 getBLEDeviceCharacteristics 接口中获取
characteristicId: this.characteristicId,
success: (res) => {
console.log('启用 notify 功能 成功', res)
// setTimeout(()=>{
this.onBLECharacteristicValueChange(this.deviceId);
// },1000)
// this.readBLECharacteristicValue(this.deviceId)
},
fail: (res) => {
console.log('启用 notify 功能 失败', res)
}
})
},
ab2hex(buffer) {
const hexArr = Array.prototype.map.call(
new Uint8Array(buffer),
function(bit) {
return ('00' + bit.toString(16)).slice(-2)
}
)
return hexArr.join('')
},
// 监听低功耗蓝牙设备的特征值变化
onBLECharacteristicValueChange(deviceId) {
console.log('监听低功耗蓝牙设备的特征值变化')
uni.onBLECharacteristicValueChange((res) => {
// console.log(`characteristic ${res.characteristicId} has changed, now is ${res.value}`)
console.log('设备返回的数据')
console.log(res)
// console.log(this.ab2hex(res.value))
// for (var i = 0; i < res.value.length; i++) {
// console.log(this.hexCharCodeToStr(this.ab2hex(res.value)))
// }
// let buffer = res.value
// var binary = '';
// var bytes = new Uint8Array(buffer);
// var len = bytes.byteLength;
// for (var i = 0; i < len; i++) {
// binary += String.fromCharCode(bytes[i]);
// }
// console.log('binary',binary)
// this.macAddress = res.deviceId;
// this.macValue = this.ab2hex(res.value);
// this.readBLECharacteristicValue()
})
},
// 读取设备二进制数据
readBLECharacteristicValue() {
console.log('进入读取');
// setTimeout(()=>{
uni.readBLECharacteristicValue({
// 这里的 deviceId 需要已经通过 createBLEConnection 与对应设备建立链接
deviceId: this.deviceId,
// 这里的 serviceId 需要在 getBLEDeviceServices 接口中获取
serviceId: this.serviceId,
// 这里的 characteristicId 需要在 getBLEDeviceCharacteristics 接口中获取
characteristicId: this.characteristics[4].uuid,
success: (res) => {
console.log('readBLECharacteristicValue:', res)
this.readCode = res.errCode;
this.readCodeMsg = res.errMsg;
// this.onBLECharacteristicValueChange(this.deviceId);
},
fail: (res) => {
console.log('readBLECharacteristicValue:', res)
this.readCode = res.errCode;
this.readCodeMsg = res.errMsg;
// this.onBLECharacteristicValueChange(this.deviceId);
}
})
// },200)
},
string2buffer(str) {
// 首先将字符串转为16进制
let val = ""
for (let i = 0; i < str.length; i++) {
if (val === '') {
val = str.charCodeAt(i).toString(16)
} else {
val += ',' + str.charCodeAt(i).toString(16)
}
}
console.log('val',val)
// 将16进制转化为ArrayBuffer
return new Uint8Array(val.match(/[\da-f]{2}/gi).map(function (h) {
return parseInt(h, 16)
})).buffer
},
str2Bytes(str)
{
var pos = 0;
str = str.replace(/\s*/g,"");
var len = str.length;
if(len %2 != 0)
{
return null;
}
len /= 2;
var hexA = new Array();
for(var i=0; i<len; i++)
{
var s = str.substr(pos, 2);
var v = parseInt(s, 16);
hexA.push(v);
pos += 2;
}
return hexA;
},
// 发送二进制数据
writeBLECharacteristicValue() {
var data=this.sendData
// var buffer=this.str2Bytes(data)
// console.log('buffer',buffer)
// var data='24524449DF230D0A'
// var data ='10010001010010010001000100100111011111001000110000111000000000'
// var data16 = this.strToHexCharCode(data)+this.strToHexCharCode('#')+'0D0A'
var buffer = new ArrayBuffer(data.length)
var dataView = new DataView(buffer)
// const buffer = new ArrayBuffer(1)
// const dataView = new DataView(buffer)
// dataView.setUint8(0, 0)
for (var j = 0; j < data.length; j++) {
dataView.setUint8(j, data[j]);
// console.log('aaa',data[j],j)
}
// debugger
// console.log(dataView.getUint16(1))
// for (let i in data) {
// dataView.setUint8(i, data[i].charCodeAt() | 0);
// }
// console.log('buffer', dataView)
uni.writeBLECharacteristicValue({
// 这里的 deviceId 需要在 getBluetoothDevices 或 onBluetoothDeviceFound 接口中获取
deviceId: this.deviceId,
// 这里的 serviceId 需要在 getBLEDeviceServices 接口中获取
serviceId: this.serviceId,
// 这里的 characteristicId 需要在 getBLEDeviceCharacteristics 接口中获取
characteristicId: this.characteristicId,
// characteristicId: this.characteristics[3].uuid,
// 这里的value是ArrayBuffer类型
value: buffer,
success: (res) => {
this.returnMessage = res.errMsg;
console.log('发送数据 success', res)
// setTimeout(()=>{
// this.readBLECharacteristicValue()
// },2000)
},
fail: (res) => {
this.returnMessage = res.errMsg;
console.log('发送数据 fail', res)
}
})
},
// 字符串和16进制的互相转换
strToHexCharCode(str) {
if (str === "")
return "";
var hexCharCode = [];
hexCharCode.push("0x");
for (var i = 0; i < str.length; i++) {
hexCharCode.push((str.charCodeAt(i)).toString(16));
}
return hexCharCode.join("");
},
// 16进制转字符串
hexCharCodeToStr(hexCharCodeStr) {
var trimedStr = hexCharCodeStr.trim();
var rawStr =
trimedStr.substr(0, 2).toLowerCase() === "0x" ?
trimedStr.substr(2) :
trimedStr;
var len = rawStr.length;
if (len % 2 !== 0) {
alert("Illegal Format ASCII Code!");
return "";
}
var curCharCode;
var resultStr = [];
for (var i = 0; i < len; i = i + 2) {
curCharCode = parseInt(rawStr.substr(i, 2), 16); // ASCII Code Value
resultStr.push(String.fromCharCode(curCharCode));
}
return resultStr.join("");
},
measureBtn() {
uni.navigateTo({
url: './selectPage'
});
this.stopBluetoothDevicesDiscovery();
},
}
}
</script>
<style scoped>
.flex {
display: flex;
align-items: center;
justify-content: space-around;
}
.flex2 {
display: flex;
align-items: center;
}
.flex3 {
display: flex;
align-items: center;
justify-content: space-between;
}
.title {
text-align: center;
font-size: 30rpx;
letter-spacing: 1.4px;
line-height: 21px;
margin-bottom: 16rpx;
}
.content {
padding: 20rpx 30rpx;
box-sizing: border-box;
width: 100%;
}
.chart_wrap {
width: 100%;
box-shadow: 0 4rpx 20rpx 0 rgba(212, 220, 236, 0.65);
border-radius: 16rpx;
background-color: rgba(251, 251, 255, 1);
box-sizing: border-box;
padding: 20rpx 0 40rpx;
margin-top: 20rpx;
margin-bottom: 40rpx;
}
.chart {
position: relative;
width: 266rpx;
height: 269rpx;
}
.chart_img {
width: 266rpx;
height: 269rpx;
position: absolute;
top: 0;
right: 0;
left: 0;
bottom: 0;
z-index: 2;
}
.chart_text {
z-index: 999;
text-align: center;
position: relative;
top: 50%;
/*偏移*/
margin-top: -38px;
}
.chart_text .value {
font-size: 60rpx;
font-weight: 700;
}
.chart_text .name {
color: #54547C;
font-size: 30rpx;
line-height: 36rpx;
}
.item {
line-height: 52rpx;
margin-top: 30rpx;
box-shadow: 0 4rpx 20rpx 0 rgba(212, 220, 236, 0.65);
border-radius: 10rpx;
padding: 20rpx 30rpx;
font-size: 28rpx;
}
.item_name {
color: rgba(42, 43, 91, 0.6);
}
.item .value {
color: #2A2B5B;
}
.start_wrap {
margin-top: 80rpx;
margin-bottom: 80rpx;
}
.start_btn {
text-align: center;
pos-bottom: 40rpx;
line-height: 90rpx;
width: 60%;
margin: 0 auto;
background-color: rgba(72, 141, 236, 1);
color: #fff;
border-radius: 70rpx;
box-shadow: 0 4rpx 4px 0 rgba(43, 141, 243, 0.42);
}
.start_btn:active {
background-color: rgba(65, 129, 254, 0.8);
}
</style>