parse_geojson_multilinestring()

static LWGEOM * parse_geojson_multilinestring ( json_object *  geojson, int *  hasz  )

inlinestatic

Definition at line 272 of file lwin_geojson.c.

{
        json_object *mls = parse_coordinates(geojson);
        if (!mls)
                return NULL;
        LWMLINE *geom = (LWMLINE *)lwcollection_construct_empty(MULTILINETYPE, 0, 1, 0);
        const int nLines = json_object_array_length(mls);
        for (int i = 0; i < nLines; ++i)
        {
                POINTARRAY *pa = ptarray_construct_empty(1, 0, 1);
                json_object *coords = json_object_array_get_idx(mls, i);
 
                if (json_type_array == json_object_get_type(coords))
                {
                        const int nPoints = json_object_array_length(coords);
                        for (int j = 0; j < nPoints; ++j)
                        {
                                json_object *coord = json_object_array_get_idx(coords, j);
                                if (!parse_geojson_coord(coord, hasz, pa))
                                {
                                        lwmline_free(geom);
                                        ptarray_free(pa);
                                        return NULL;
                                }
                        }
                        geom = lwmline_add_lwline(geom, lwline_construct(0, NULL, pa));
                }
                else
                {
                        lwmline_free(geom);
                        ptarray_free(pa);
                        return NULL;
                }
        }
        return (LWGEOM *)geom;
}

References lwcollection_construct_empty(), lwline_construct(), lwmline_add_lwline(), lwmline_free(), MULTILINETYPE, parse_coordinates(), parse_geojson_coord(), ptarray_construct_empty(), and ptarray_free().

Referenced by parse_geojson().

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