微信小程序中使用ibeacon怎么实现三点定位，相信很多没有经验的人对此束手无策，为此本文总结了问题出现的原因和解决方法，通过这篇文章希望你能解决这个问题。

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var app = getApp() 
Page({
 data: {
  motto: 'Hello World',
  openBLE:'打开蓝牙设备',
  startBLEDiscovery:'初始化蓝牙设备',
  startBLEDevices:'目标定位',
  reStartSearchBLE:'重置蓝牙',
  startSearchBLE:'默认空',
  userInfo: {},
  deviceId: '',
  searchFlag:true,
  deviceRSSI:'',
  deviceName:'',
  deviceId:[],
  advertisServiceUUIDs: [],
  advertisData:[],
  canvasPointX:'',
  canvasPointY:'',
  avatarUrl:'../index/bg-image.jpg',
  showPosition:'' 
 },
 //事件处理函数
 bindViewTap: function() {
  wx.navigateTo({
   url: '../logs/logs'
  })
 },
 onLoad: function () { 
  var that = this
  //调用应用实例的方法获取全局数据 
  //that.setData({ deviceId: opt.deviceId }) 
  app.getUserInfo(function(userInfo){
   //更新数据 
   that.setData({
    userInfo:userInfo
   })
   //判断兼容性
   if (wx.openBluetoothAdapter) { 
   //打开蓝牙适配器，如果没有打开 showtoast
   wx.openBluetoothAdapter({
    success: function(res){
     // success
     //获取本机的蓝牙适配器状态
     wx.getBluetoothAdapterState({
      success: function(res){
       // success
       that.setData({
        searchFlag:true
       }) 
      },
      fail: function(res) {
       // fail 
       that.setData({
        searchFlag:false
       })
      },
      complete: function(res) {
       // complete
      }
     })
    },
    fail: function(res) {
     // fail 本机是否已经打开蓝牙设备
      wx.showToast({title:'请打开本机蓝牙设备，重新扫码', duration:10000 })
    },
    complete: function(res) {
     // complete
    }
   })
   } else {
     // 如果希望用户在最新版本的客户端上体验您的小程序，可以这样子提示
     wx.showModal({
      title: '提示',
      content: '当前微信版本过低，无法使用该功能，请升级到最新微信版本后重试。'
     })
    } 
    
  })
  }, 
 
  startBLEDevices: function(){
    var that = this 
     wx.startBluetoothDevicesDiscovery({
      services: [],
      success: function(res){ 
       //获取本机蓝牙设备状态  
         // success 
       that.setData({
        showPosition:setInterval(that.devicesFunc,1000)
       })  
      },
      fail: function(res) {
      // fail 
     },
     complete: function(res) {
      // complete 
     }
    })
  },
 // startBLEDevices: function(){
 //  var that = this
 //  that.setData({
 //   showPosition:setInterval(that.devicesFunc,1000)
 //  }) 
 // },
  devicesFunc: function(){
    var that = this 
    
    wx.getBluetoothDevices({
     success: function(res){
      // console.log(res); 
      var arrayRSSI = new Array();
      var arraydeviceName = new Array();
      var arraydeviceId = new Array();
      // var arrayUUIDs = new Array();
      var arrayadvertisData = new Array(); 
      var pointADistance = '';
      var pointBDistance = '';
      var pointCDistance = ''; 
      for(var i = 0; i 3){
        //根据arrayRSSI进行信号强弱排序.距离越远rssi值越小
        for(var i = 0 ; i < arrayRSSI.length ; i ++){
         for(var j = i+1 ; j< arrayRSSI.length ; j++){
          if(arrayRSSI[i] 0 && pointDY > 0){ 
         wx.showToast({title:'欢迎进入25楼craft', duration:4000 }); 
         }
        that.setData({
          canvasPointX:pointDX,
          canvasPointY:pointDY
         })
        
        //创建画布 
        //计算坐标点在规定canvas上的位置显示
        var context = wx.createCanvasContext(); 
        context.setStrokeStyle("#00ff00");
        //a,b,c,d,e,f  a,b起始坐标，c半径，d，e起始和终止角度 
        context.arc(that.data.canvasPointX*30,that.data.canvasPointY*30,5,0,2*Math.PI);
        context.fill();
        wx.drawCanvas({
         canvasId: 'firstCanvas',
         actions: context.getActions() // 获取绘图动作数组
        }) 
 
        wx.showModal({title:'X轴:'+pointDX+'Y轴:'+pointDY, duration:5000 }); 
         //开始网络请求
         wx.request({
          url: 'http://craftww.cn/weixinIbeacon/index.php',
          data: {},
          method: 'GET', // OPTIONS, GET, HEAD, POST, PUT, DELETE, TRACE, CONNECT
          // header: {}, // 设置请求的 header
          success: function(res){
           // success
          },
          fail: function(res) {
           // fail
          },
          complete: function(res) {
           // complete
          }
         })
 
        }else{
        wx.showToast({title:'正在搜索...', duration:1000 })
         开始网络请求
         wx.request({
          url: 'http://craftww.cn/weixinIbeacon/index.php',
          data: {},
          method: 'GET', // OPTIONS, GET, HEAD, POST, PUT, DELETE, TRACE, CONNECT
          // header: {}, // 设置请求的 header
          success: function(res){
           // success
          },
          fail: function(res) {
           // fail
          },
          complete: function(res) {
           // complete
          }
         })
        } 
 
     },
     fail: function(res) {
      // fail
     },
     complete: function(res) {
      // complete
     }
    }) 
  } ,
  //动态显示
  createList: function(thisName){
   var that = this 
     that.setData({
      array:[{deviceDistance:"1"},{deviceDistance:"1"},{deviceDistance:"1"},{deviceDistance:"1"},{deviceDistance:"1"}]
     }) 
  },
  reStartSearchBLE: function(){ 
   var that = this
  //清除本地数据缓存
  wx.stopBluetoothDevicesDiscovery({
   success: function(res){
    // success
   },
   fail: function(res) {
    // fail
   },
   complete: function(res) {
    // complete
   }
  })
   wx.clearStorageSync();
   clearInterval(that.data.showPosition); 
   console.log(that.data.showPosition);
  // that.context.clearRect(0,0,canvas.width,canvas.height);
   //断开蓝牙
   var that = this
   wx.closeBluetoothAdapter({
    success: function(res){
     // success
     console.log('重置成功');
     //打开蓝牙适配器，如果没有打开 showtoast
   wx.openBluetoothAdapter({
    success: function(res){
     // success
     //获取本机的蓝牙适配器状态
     wx.getBluetoothAdapterState({
      success: function(res){
       // success 
     
      },
      fail: function(res) {
       // fail 
      },
      complete: function(res) {
       // complete
      }
     })
    },
    fail: function(res) {
        },
    complete: function(res) {
     // complete
    }
   })
    },
    fail: function(res) {
     // fail
    },
    complete: function(res) {
     // complete
    }
   })
  }
  //zheli
})

看完上述内容，你们掌握微信小程序中使用ibeacon怎么实现三点定位的方法了吗？如果还想学到更多技能或想了解更多相关内容，欢迎关注创新互联行业资讯频道，感谢各位的阅读！

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