ar-demo/miniprogram/pages/camera/camera.ts

// pages/camera/camera.ts
Page({

  /**
   * 页面的初始数据
   */
  data: {

  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad() {

  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady() {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  async onShow() {
    const { authSetting } = await wx.getSetting();
    console.log('authSetting', authSetting['scope.userLocation'])
    if (authSetting['scope.userLocation']) {
      wx.getLocation({
        type: 'gcj02',
        isHighAccuracy:true,
        success(res) {
          const latitude = res.latitude
          const longitude = res.longitude
          const speed = res.speed
          const accuracy = res.accuracy
          console.log('第一次-getLocation', res)
        }
      })
      wx.startLocationUpdate({
        type:'gcj02',
        isHighAccuracy:true,
        altitude:true,
        highAccuracyExpireTime:4000,
        success:(res)=>{
          console.log('startLocationUpdate',res)
        }
      })
      wx.onLocationChange((res)=>{
        console.log('移动获取',res)
      })
   
   


    } else {

      wx.getLocation({
        type: 'wgs84',
        success(res) {
          const latitude = res.latitude
          const longitude = res.longitude
          const speed = res.speed
          const accuracy = res.accuracy
          console.log('res', res)
        }

      })

    }
  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide() {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload() {
    wx.offLocationChange()
    wx.stopLocationUpdate({
      success:(res)=>{
        console.log('stopLocationUpdate',res)
      }
    })

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh() {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom() {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage() {

  },
  handleGetLocation(){

    wx.getLocation({
      type: 'gcj02',
      isHighAccuracy:true,
      altitude:true,
      success(res) {
        const latitude = res.latitude
        const longitude = res.longitude
        const speed = res.speed
        const accuracy = res.accuracy
        console.log('手动getLocation', res)
        wx.showModal({
          title: '提示',
          content: JSON.stringify(res),
          success (res) {
            if (res.confirm) {
              console.log('用户点击确定')
            } else if (res.cancel) {
              console.log('用户点击取消')
            }
          }
        })
        
      }
    })

  }
})