asgeojson_collection_buf()

static size_t asgeojson_collection_buf ( const LWCOLLECTION *  col, char *  srs, char *  output, GBOX *  bbox, int  precision  )

static

Definition at line 561 of file lwout_geojson.c.

References asgeojson_bbox_buf(), asgeojson_geom_buf(), asgeojson_srs_buf(), LWCOLLECTION::flags, FLAGS_GET_Z, LWCOLLECTION::geoms, and LWCOLLECTION::ngeoms.

Referenced by asgeojson_collection().

{
        int i;
        char *ptr=output;
        LWGEOM *subgeom;

        ptr += sprintf(ptr, "{\"type\":\"GeometryCollection\",");
        if (srs) ptr += asgeojson_srs_buf(ptr, srs);
        if (col->ngeoms && bbox) ptr += asgeojson_bbox_buf(ptr, bbox, FLAGS_GET_Z(col->flags), precision);
        ptr += sprintf(ptr, "\"geometries\":[");

        for (i=0; i<col->ngeoms; i++)
        {
                if (i) ptr += sprintf(ptr, ",");
                subgeom = col->geoms[i];
                ptr += asgeojson_geom_buf(subgeom, ptr, NULL, precision);
        }

        ptr += sprintf(ptr, "]}");

        return (ptr - output);
}

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