张洋洋
2025-02-25 1af1a0d208cd223be9bc574eebf1c21b45b3b117
src/main/java/com/se/simu/utils/ProjectionToGeographicUtil.java
@@ -7,6 +7,15 @@
import org.osgeo.proj4j.ProjCoordinate;
public class ProjectionToGeographicUtil {
    public static JSONArray getPointAndHight(Double x,Double y) {
        // 创建 CRSFactory 对象
        JSONArray vertice = new JSONArray();
        vertice.add(x);
        vertice.add(y);
        vertice.add(0.0);
        return vertice;
    }
    public static JSONArray getPoint(Double x,Double y) {
        // 创建 CRSFactory 对象
        CRSFactory crsFactory = new CRSFactory();
@@ -29,4 +38,29 @@
        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));
        System.out.println(getPoint(116.64058,39.88605));
    }
}