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aihe 2024-05-10 02:29:39 +08:00
parent 7546192eee
commit f2babe0dd9
2 changed files with 216 additions and 128 deletions
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4
common/untool.js
View File

@ -55,10 +55,10 @@ const confirmModal = (title) => {
})
}
const showLoading = ()=> {
const showLoading = (title)=> {
uni.showLoading({
mask: true,
title: '加载中'
title: title || '加载中'
});
}

340
pages/print/bluetoothPrinter.vue
View File

@ -1,54 +1,123 @@
<template>
<view>
<button @click="discoveryPrinter">搜索打印机</button>
<button @click="stopDiscoveryPrinter">停止搜索打印机</button>
<view>选中的设备：{{deviceId}}</view>
<view class="text-red">设备列表</view>
<radio-group @change="radioChange">
<label class="uni-list-cell uni-list-cell-pd" v-for="(item, index) in devices" :key="index"
v-if="item.name && item.deviceId"
>
<view>
<radio :value="item.deviceId" />{{item.name}}({{item.deviceId}})
<tpx-page>
<tpx-layout>
<template v-slot:header>
<view class="blcok-white">
<view >
<u-row custom-style="gap: 10rpx;">
<u-button @click="discoveryPrinter">搜索周边设备</u-button>
<u-button @click="stopDiscoveryPrinter">停止搜索</u-button>
<u-button @click="writeBLECharacteristicValue" type="primary" disabled="!(deviceId && !serviceId && characteristicId)">打印</u-button>
</u-row>
</view>
<view class="">
<view class="pt-10 pb-10">连接信息</view>
<u-steps activeColor="#969799" :current="curTab" direction="column" dot="true">
<u-steps-item v-for="(item, index) in conInfos" @click="changeTab(index)">
<template v-slot:title>
<view class="clr-sub pl-20">{{item.title}}</view>
</template>
<template v-slot:desc>
<view class="mt-10 pl-20">{{item.desc}}</view>
</template>
</u-steps-item>
</u-steps>
</view>
</view>
</label>
</radio-group>
<view class="text-red">设备服务列表</view>
<radio-group @change="radioChange2">
<label class="uni-list-cell uni-list-cell-pd" v-for="(item, index) in serverList" :key="index">
<view>
<radio :value="item.uuid" />{{item.uuid}}
</template>
<template v-slot:body>
<view class="blcok-white">
<view v-if="curTab == 0">
<view class="pb-10">蓝牙设备列表</view>
<template v-for="(item, index) in devices">
<view @click="handleSelectDeviceId(item)" v-if="item.name.length>0"
:key="index" :class="`list-item ${item.deviceId == deviceId?'list-item-active':''}`"
>
<u-row justify="between">
<view class="font-weight">{{item.name }}</view>
</u-row>
<view>
<text class="clr-sub">信号强度:</text> {{item.RSSI}}dBm ({{Math.max(100+item.RSSI,0)}}%)
</view>
<view>
<text class="clr-sub">deviceId:</text>{{item.deviceId}}
</view>
<view >
<text class="clr-sub">Service数量:</text> {{item.advertisServiceUUIDs.length || 0}}
</view>
</view>
</template>
</view>
<view v-if="curTab == 1">
<view class="pb-10">服务列表</view>
<template v-for="(item, index) in serverList" :key="index">
<view @click="handleSelectService(item)"
:class="`list-item ${item.uuid == serviceId?'list-item-active':''}`"
>
<view>
<text class="clr-sub">uuid:</text> {{item.uuid}}
</view>
</view>
</template>
</view>
<view v-if="curTab == 2">
<view class="pb-10">特征值列表</view>
<template v-for="(item, index) in characteristics" :key="index">
<view @click="handleSelectChara(item)"
:class="`list-item ${item.uuid == characteristicId?'list-item-active':''}`"
>
<view>
<text class="clr-sub">uuid:</text> {{item.uuid}}
</view>
<template v-if="item.properties">
<view>
<text class="clr-sub">write:</text> {{item.properties.write}}
</view>
<view>
<text class="clr-sub">notify:</text> {{item.properties.notify}}
</view>
<view>
<text class="clr-sub">indicate:</text> {{item.properties.indicate}}
</view>
</template>
</view>
</template>
</view>
</view>
</label>
</radio-group>
<view class="text-red">特征值</view>
<radio-group @change="radioChange3">
<label class="uni-list-cell uni-list-cell-pd" v-for="(item, index) in characteristics" :key="index">
<view>
<radio :value="item.uuid" />{{item.uuid}}(write:{{item.properties.write}} notify:{{item.properties.notify}} indicate:{{item.properties.indicate}})
</view>
</label>
</radio-group>
<button @click="writeBLECharacteristicValue">打印</button>
<canvas canvas-id="shareCanvas" :style="{width:canvas_width+'px', height: canvas_height+'px'}"></canvas>
</view>
</template>
</template>
<canvas canvas-id="shareCanvas" :style="{width:canvas_width+'px', height: canvas_height+'px'}"></canvas>
</tpx-layout>
</tpx-page>
</template>
<script>
import { showLoading, showToast, hideLoading } from "@/common/untool"
import PrinterJobs from './print/printerjobs.js'
import * as printerUtil from './print/printerutil.js'
import * as util from './print/util.js'
export default {
name: 'xun_bluetoothPrint',
name: 'bluetoothPrint',
computed: {
conInfos() {
let ary = [
{ title: '蓝牙设备', desc: this.deviceId || '-' },
{ title: '服务', desc: this.serviceId || '-' },
{ title: '特征值', desc: this.characteristicId || '-' }
]
return ary
},
},
data () {
return {
canvasId: 'shareCanvas',
canvas_width: 240,
canvas_height: 240,
curTab: 0,
devices: [],
deviceId: '',
serverList: [],
@ -62,6 +131,9 @@ export default {
this.openBluetoothAdapter()
},
methods: {
changeTab(type) {
this.curTab = type
},
openBluetoothAdapter () {
var _this = this
uni.openBluetoothAdapter({
@ -70,15 +142,10 @@ export default {
if (!e.errCode) {
console.log('初始化完成')
} else if (e.errCode == 10001) {
uni.showToast({
icon: 'none',
title: '请打开手机蓝牙'
})
showToast('请打开手机蓝牙')
} else {
uni.showToast({
icon: 'none',
title: e.errMsg
})
console.log('openBluetoothAdapter：error=========', e.errMsg)
showToast(e.errMsg)
}
}
})
@ -93,7 +160,7 @@ export default {
if (e.errMsg == "startBluetoothDevicesDiscovery:ok") {
// ArrayBuffer转16进度字符串示例
uni.onBluetoothDeviceFound(devices => {
console.log(devices)
console.log("========devices=====", devices)
_this.devices.push(devices.devices[0])
})
}
@ -104,112 +171,123 @@ export default {
async stopDiscoveryPrinter () {
uni.stopBluetoothDevicesDiscovery()
},
radioChange (e) {
console.log(e)
this.deviceId = e.target.value
async handleSelectDeviceId (item) {
this.deviceId = item.deviceId
this.serviceId = ''
this.serverList = []
this.characteristics = []
this.characteristicId = ''
//连接蓝牙
this.connect()
await this.connect()
if(this.serverList?.length > 0) {
this.curTab = 1
} else {
showToast('该设备无服务，请检查配置或换一个设备连接')
}
},
radioChange2 (e) {
console.log(e)
this.serviceId = e.target.value
handleSelectService (item) {
this.serviceId = item.uuid
this.characteristics = []
this.characteristicId = ''
// 获取蓝牙特征值
setTimeout(() =>{
this.getBLEDeviceCharacteristics()
setTimeout(async () =>{
await this.getBLEDeviceCharacteristics()
if(this.characteristics?.length > 0) {
this.curTab = 2
} else {
showToast('该服务无特征值，请检查配置或换一个服务')
}
}, 500);
},
radioChange3 (e) {
console.log(e)
this.characteristicId = e.target.value
handleSelectChara (item) {
this.characteristicId = item.uuid
},
connect () {
var _this = this
uni.createBLEConnection({
deviceId: _this.deviceId,
complete (e) {
console.log("蓝牙连接回调=====", e)
if (!e.errCode) {
uni.showToast({
icon: 'none',
title: `蓝牙连接成功`
})
//获取蓝牙设备所有服务(service)。
setTimeout(()=> {
_this.getBLEDeviceServices()
}, 2000)
} else {
uni.showToast({
icon: 'none',
title: `连接设备失败:${e.errMsg}`
})
console.log("连接蓝牙=====deviceId", _this.deviceId)
showLoading('正在连接蓝牙')
return new Promise((resolve)=> {
uni.createBLEConnection({
deviceId: _this.deviceId,
complete (e) {
hideLoading()
console.log("蓝牙连接回调=====", e)
if (e.errMsg == "createBLEConnection:ok") {
showToast(`蓝牙连接成功`)
//获取蓝牙设备所有服务(service)。
setTimeout(async()=> {
await _this.getBLEDeviceServices()
resolve()
}, 2000)
} else {
resolve()
showToast(`连接设备失败:${e.errMsg}`)
}
}
}
})
})
},
getBLEDeviceServices(){
var _this = this
uni.getBLEDeviceServices({
// 这里的 deviceId 需要已经通过 createBLEConnection 与对应设备建立链接
deviceId: _this.deviceId,
success:(res)=>{
console.log('device services:', res)
_this.serverList = res.services
// _this.serviceId = res.services[0].uuid;
console.log('serverId:', _this.serviceId)
},
fail:(e) =>{
uni.showToast({
icon: 'none',
title: `设备服务获取失败:${e.errMsg}`
})
console.log("getBLEDeviceServices - fail==============", e)
}
return new Promise((resolve)=> {
showLoading('正在搜索服务')
uni.getBLEDeviceServices({
// 这里的 deviceId 需要已经通过 createBLEConnection 与对应设备建立链接
deviceId: _this.deviceId,
success:(res)=>{
hideLoading()
resolve()
console.log('device services:', res)
_this.serverList = res.services
// _this.serviceId = res.services[0].uuid;
console.log('serverId:', _this.serviceId)
},
fail:(e) =>{
hideLoading()
resolve()
this.serverList = []
showToast(`设备服务获取失败:${e.errMsg}`)
console.log("getBLEDeviceServices - fail==============", e)
}
})
})
},
getBLEDeviceCharacteristics () {
var _this = this
uni.getBLEDeviceCharacteristics({
// 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,
success:(res)=>{
console.log('getBLEDeviceCharacteristics', res)
_this.characteristics = res.characteristics
// _this.characteristicId = res.characteristics[0].uuid
},
fail:(res)=>{
console.log(res)
}
return new Promise((resolve)=> {
showLoading('正在搜索特征值')
uni.getBLEDeviceCharacteristics({
// 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,
success:(res)=>{
hideLoading()
console.log('getBLEDeviceCharacteristics', res)
_this.characteristics = res.characteristics
resolve()
// _this.characteristicId = res.characteristics[0].uuid
},
fail:(res)=>{
hideLoading()
resolve()
console.log(res)
}
})
})
},
// 发送二进制数据
async writeBLECharacteristicValue(){
if (!this.deviceId) {
uni.showToast({
icon: 'none',
title: '请选择设备'
})
showToast('请选择设备')
return
}
if (!this.serviceId) {
uni.showToast({
icon: 'none',
title: '请选择设备服务'
})
showToast('请选择设备服务')
return
}
if (!this.characteristicId) {
uni.showToast({
icon: 'none',
title: '请选择特征值'
})
showToast('请选择特征值')
return
}
let pic_res = await this.renderPic();
@ -344,13 +422,23 @@ export default {
</script>
<style scoped>
* { font-size: 24rpx;}
button { font-size: 28rpx;}
.text-red { color: red; font-size: 28rpx;}
/*二维码隐藏到窗口外*/
canvas {
position: absolute;
top: -999rpx
}
.list-item {
font-size: 26rpx;
margin-bottom: 20rpx;
border-radius: 10rpx;
border: 2rpx solid #ddd;
padding: 20rpx;
background-color: #F6F6F6;
}
.list-item-active{
border-color: #B12D29;
&:last-child{
margin-bottom: 0;
}
}
/*二维码隐藏到窗口外*/
canvas {
position: absolute;
top: -999rpx
}
</style>