修改空间数据的打包下载以支持月球2000坐标系

13693261870

2023-08-22 7096e584c755d996bbb2f5b88ac7a43d10e3d6fa

修改空间数据的打包下载以支持月球2000坐标系

 src/main/java/com/moon/server/entity/all/StaticData.java

@@ -219,6 +219,20 @@
    public static final String NO_FILE = JSON.toJSONString(new ResponseMsg<String>(HttpStatus.NOT_FOUND, "文件找不到"));

    /**
     * 月球2000坐标系的WKT
     */
    public static final String MOON_2000_WKT = "GEOGCS[\"GCS_Moon_2000\",\r\n" +
            "    DATUM[\"D_Moon_2000\",\r\n" +
            "        SPHEROID[\"Moon_2000_IAU_IAG\",1737400,0,\r\n" +
            "            AUTHORITY[\"ESRI\",\"107903\"]],\r\n" +
            "        AUTHORITY[\"ESRI\",\"106903\"]],\r\n" +
            "    PRIMEM[\"Reference_Meridian\",0,\r\n" +
            "        AUTHORITY[\"ESRI\",\"108900\"]],\r\n" +
            "    UNIT[\"degree\",0.0174532925199433,\r\n" +
            "        AUTHORITY[\"EPSG\",\"9122\"]],\r\n" +
            "    AUTHORITY[\"ESRI\",\"104903\"]]";

    /**
     * 16进制
     */
    public static final char[] HEX_DIGITS = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};

 src/main/java/com/moon/server/helper/GdbHelper.java

@@ -475,8 +475,14 @@
            srid = geomMapper.selectSrid(tab);
        }

        SpatialReference sr = new SpatialReference();
        sr.ImportFromEPSG(null == srid ? StaticData.I104903 : srid);
        // SpatialReference sr = new SpatialReference(); sr.ImportFromEPSG(null == srid || 0 == srid ? StaticData.I104903 : srid)
        SpatialReference sr;
        if (null == srid || 0 == srid) {
            sr = new SpatialReference(StaticData.MOON_2000_WKT);
        } else {
            sr = new SpatialReference();
            sr.ImportFromEPSG(srid);
        }

        return dataSource.CreateLayer(tab.replace(".", "_"), sr, getGeomType(geomType), null);
    }