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张洋洋

2025-02-18 5c87778c13e3e33bb30edfcc344e5e69754bc9bf

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package com.se.simu.utils;
 
import com.alibaba.fastjson.JSONArray;
import org.osgeo.proj4j.BasicCoordinateTransform;
import org.osgeo.proj4j.CRSFactory;
import org.osgeo.proj4j.CoordinateReferenceSystem;
import org.osgeo.proj4j.ProjCoordinate;
 
public class ProjectionToGeographicUtil {
    public static JSONArray getPoint(Double x,Double y) {
        // 创建 CRSFactory 对象
        CRSFactory crsFactory = new CRSFactory();
        // 定义投影坐标系统，这里以 UTM 投影为例，zone 33N
        CoordinateReferenceSystem sourceCRS = crsFactory.createFromName("EPSG:4548");
        // 定义地理坐标系统，这里使用 WGS84
        CoordinateReferenceSystem targetCRS = crsFactory.createFromName("EPSG:4326");
        // 创建坐标转换对象
        BasicCoordinateTransform transform = new BasicCoordinateTransform(sourceCRS, targetCRS);
        //lon=116.683795  lat=39.90849042
        // 输入投影坐标，以 UTM 投影坐标为例，单位是米
        ProjCoordinate sourceCoord = new ProjCoordinate(x, y);
        ProjCoordinate targetCoord = new ProjCoordinate();
 
        // 执行坐标转换
        transform.transform(sourceCoord, targetCoord);
        JSONArray vertice = new JSONArray();
        vertice.add(targetCoord.x);
        vertice.add(targetCoord.y);
        vertice.add(0.0);
        return vertice;
    }
 
    public static JSONArray get4548Point(Double x,Double y) {
        // 创建 CRSFactory 对象
        CRSFactory crsFactory = new CRSFactory();
        // 定义投影坐标系统，这里以 UTM 投影为例，zone 33N
        CoordinateReferenceSystem sourceCRS = crsFactory.createFromName("EPSG:4326");
        // 定义地理坐标系统，这里使用 WGS84
        CoordinateReferenceSystem targetCRS = crsFactory.createFromName("EPSG:4548");
        // 创建坐标转换对象
        BasicCoordinateTransform transform = new BasicCoordinateTransform(sourceCRS, targetCRS);
        // 输入投影坐标，以 UTM 投影坐标为例，单位是米
        ProjCoordinate sourceCoord = new ProjCoordinate(x, y);
        ProjCoordinate targetCoord = new ProjCoordinate();
        // 执行坐标转换
        transform.transform(sourceCoord, targetCoord);
        JSONArray vertice = new JSONArray();
        vertice.add(targetCoord.x);
        vertice.add(targetCoord.y);
        return vertice;
    }
 
    public static void main(String[] args) {
        System.out.println(getPoint(469257.26224087493,4416938.9521611305));
    }
}