zeroFill (num,len,radix) {

let str = num.toString(radix || 10);

while (str.length < len) {

str = '0' + str;

}

return str;

},

initMap() {

console.log(this.zeroFill(50, 8, 16))

//底图图层数据源

var googleDXSource = new XYZ({

tileUrlFunction: function (coor) {

console.log(coor)

console.log(this.zeroFill(coor[1], 8, 16))

/*var x = 'C' + zeroFill(coor[1], 8, 16);

var y = 'R' + this.zeroFill(-coor[2] - 1, 8, 16);

var z = 'L' + this.zeroFill(coor[0], 2, 10);

return this.weixinMap + '/' + z + '/' + y + '/' + x + '.jpg';*/

},

projection: 'EPSG:3857',

wrapX: false,

logo: false

});

}