asgml3_collection_buf()

static size_t asgml3_collection_buf ( const LWCOLLECTION *  col, const char *  srs, char *  output, int  precision, int  opts, const char *  prefix, const char *  id  )

static

Definition at line 1691 of file lwout_gml.c.

References asgml3_line_buf(), asgml3_multi_buf(), asgml3_point_buf(), asgml3_poly_buf(), COLLECTIONTYPE, LWCOLLECTION::geoms, LINETYPE, lwerror(), lwgeom_is_collection(), LWCOLLECTION::ngeoms, POINTTYPE, POLYGONTYPE, and LWGEOM::type.

Referenced by asgml3_collection().

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

        ptr = output;

        /* Open outmost tag */
        ptr += sprintf(ptr, "<%sMultiGeometry", prefix);
        if (srs) ptr += sprintf(ptr, " srsName=\"%s\"", srs);
        if (id)  ptr += sprintf(ptr, " %sid=\"%s\"", prefix, id);

        if (!col->ngeoms)
        {
                ptr += sprintf(ptr, "/>");
                return (ptr-output);
        }
        ptr += sprintf(ptr, ">");

        for (i=0; i<col->ngeoms; i++)
        {
                subgeom = col->geoms[i];
                ptr += sprintf(ptr, "<%sgeometryMember>", prefix);
                if ( subgeom->type == POINTTYPE )
                {
                        ptr += asgml3_point_buf((LWPOINT*)subgeom, 0, ptr, precision, opts, prefix, id);
                }
                else if ( subgeom->type == LINETYPE )
                {
                        ptr += asgml3_line_buf((LWLINE*)subgeom, 0, ptr, precision, opts, prefix, id);
                }
                else if ( subgeom->type == POLYGONTYPE )
                {
                        ptr += asgml3_poly_buf((LWPOLY*)subgeom, 0, ptr, precision, opts, 0, prefix, id);
                }
                else if ( lwgeom_is_collection(subgeom) )
                {
                        if ( subgeom->type == COLLECTIONTYPE )
                                ptr += asgml3_collection_buf((LWCOLLECTION*)subgeom, 0, ptr, precision, opts, prefix, id);
                        else
                                ptr += asgml3_multi_buf((LWCOLLECTION*)subgeom, 0, ptr, precision, opts, prefix, id);
                }
                else
                        lwerror("asgml3_collection_buf: unknown geometry type");

                ptr += sprintf(ptr, "</%sgeometryMember>", prefix);
        }

        /* Close outmost tag */
        ptr += sprintf(ptr, "</%sMultiGeometry>", prefix);

        return (ptr-output);
}

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