parse_gml_mpoint()

static LWGEOM* parse_gml_mpoint ( xmlNodePtr  xnode, bool *  hasz, int *  root_srid  )

static

Parse gml:MultiPoint (2.1.2, 3.1.1)

Definition at line 1655 of file lwgeom_in_gml.c.

{
        gmlSrs srs;
        xmlNodePtr xa, xb;
        LWGEOM *geom = NULL;
 
        if (is_xlink(xnode)) xnode = get_xlink_node(xnode);
        if (xnode == NULL)
                gml_lwpgerror("invalid GML representation", 30);
 
        parse_gml_srs(xnode, &srs);
        if (*root_srid == SRID_UNKNOWN && srs.srid != SRID_UNKNOWN)
                *root_srid = srs.srid;
 
        geom = (LWGEOM *)lwcollection_construct_empty(MULTIPOINTTYPE, *root_srid, 1, 0);
 
        if (xnode->children == NULL)
                return geom;
 
        for (xa = xnode->children ; xa != NULL ; xa = xa->next)
        {
                /* MultiPoint/pointMember */
                if (xa->type != XML_ELEMENT_NODE) continue;
                if (!is_gml_namespace(xa, false)) continue;
                if (is_gml_element(xa, "pointMembers"))
                {
                        for (xb = xa->children ; xb != NULL ; xb = xb->next)
                        {
                                geom = (LWGEOM*)lwmpoint_add_lwpoint(
                                    (LWMPOINT*)geom,
                                    (LWPOINT*)parse_gml(xb, hasz, root_srid));
                        }
                }
                else if (is_gml_element(xa, "pointMember"))
                {
                        if (xa->children != NULL)
                                geom = (LWGEOM*)lwmpoint_add_lwpoint((LWMPOINT*)geom,
                                                                 (LWPOINT*)parse_gml(xa->children, hasz, root_srid));
                }
        }
 
        return geom;
}

References get_xlink_node(), gml_lwpgerror(), is_gml_element(), is_gml_namespace(), is_xlink(), lwcollection_construct_empty(), lwmpoint_add_lwpoint(), MULTIPOINTTYPE, parse_gml(), parse_gml_srs(), struct_gmlSrs::srid, and SRID_UNKNOWN.

Referenced by parse_gml().

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