https://developers.weixin.qq.com/miniprogram/dev/component/map.html

// 地图模式获取中心点

regionchange(e) {

// 地图发生变化的时候，获取中间点，也就是用户选择的位置toFixed

if (e.type == 'end' && (e.causedBy == 'scale' || e.causedBy == 'drag')) {

var that = this;

this.mapCtx = wx.createMapContext("map4select");

this.mapCtx.getCenterLocation({

type: 'gcj02',

success: function (res) {

let { centerLon, centerLat } = that.data;

if(centerLon==res.longitude&&centerLat==res.longitude)return;

let {markers} = that.data;

markers[0] = {

id: 'center',

latitude: res.latitude - 0,

longitude: res.longitude - 0,

iconPath: "/assets/images/home/pot.png",

width: 26,

height: 32,

zIndex: 999

}

that.setData({

centerLon:res.longitude,

centerLat:res.latitude,

markers,

mapTask:{}

})

// setTimeout(()=>{

// that.setData({

// mapTask:{}

// })

// that.mapModelTaskList(res.latitude - 0,res.longitude - 0)

// },1500)

}

})

}

},

点击图标变大效果

markers.forEach((item) => {

// item.zIndex = taskIndex;

item.iconPath = "";

if (item.id == taskIndex) {

item.zIndex = 0;

item.width = 80;

item.height = 56;

item.iconPath = "/assets/images/home/pot-q.png"

//assets/images/home/pot-q.png

// item.iconPath = "/assets/images/home/select.png"

} else if (item.id != 'center') {

// item.zIndex = taskIndex;

item.width = 50;

item.height = 35;

item.iconPath = "/assets/images/home/pot-q.png"

// item.iconPath = "/assets/images/home/pot.png"

}

})