require([
"esri/SpatialReference",
"esri/tasks/GeometryService",
"esri/geometry/Point",
"esri/tasks/ProjectParameters"
],
function (SpatialReference, GeometryService, Point,ProjectParameters) {
var gsvc = new GeometryService("https://utility.arcgisonline.com/ArcGIS/rest/services/Geometry/GeometryServer");
var PrjParams = new ProjectParameters();
PrjParams.outSR = new SpatialReference({wkid: 4527});//需要输出的坐标系
PrjParams.geometries = [];//几何类型数组,比如多个点可以批量转换
var point1 = new Point(116, 36, new SpatialReference({ wkid: 4326 }));
var point2 = new Point(116, 36.5, new SpatialReference({ wkid: 4326 }));
PrjParams.geometries.push(point1);
PrjParams.geometries.push(point2);
//点的坐标转换,地理坐标(wkid:4326)转为投影坐标(wkid:4527)
gsvc.project(PrjParams, function (outputpoints) {
console.log(outputpoints)
});
})
参考:https://blog.youkuaiyun.com/cj9551/article/details/79254604