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Detailed explanation of how to open the map that comes with WeChat when opening the mini program

高洛峰
高洛峰Original
2017-03-30 13:59:117502browse

Many WeChat applets need to use the positioning function, so naturally they need to call WeChat's built-in map. Such as food delivery, Didi taxi and other industries. So what we are going to introduce today is: how to open the mini program and how to open the map that comes with WeChat. Requirements:
1. Click to enter the WeChat map page.
2. After confirming that you have entered the map page, open the WeChat map.

The homepage code is as follows:

<view class="copyright">
    <view class="copyright_item">CopyRight:All Right Reserved</view>
    <view class="copyright_item">原创作者:HTML51.COM</view>
    <view class="copyright_item">微信小程序开发平台:51小程序</view>
    <view class="copyright_item"><image class="img" src="../copyright/image/logo.png"/></view>
    <view class="goto_counter"><button type="default" bindtap="goto_counter">点击进入打开微信地图页面</button></view>
</view>

.js logic file code:

Page({
  openMap:function(){
    wx.getLocation({
      type: &#39;gcj02&#39;, // 默认为 wgs84 返回 gps 坐标,gcj02 返回可用于 wx.openLocation 的坐标
      success: function(res){
        // success
        wx.openLocation({
          latitude: res.latitude, // 纬度,范围为-90~90,负数表示南纬
          longitude: res.longitude, // 经度,范围为-180~180,负数表示西经
          scale: 28, // 缩放比例          
        })
      }
    })
  }
})

The rendering is as follows:

Detailed explanation of how to open the map that comes with WeChat when opening the mini program

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