parse_gml_mcurve()

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

static

Parse GML MultiCurve (3.1.1)

Definition at line 1572 of file lwgeom_in_gml.c.

References get_xlink_node(), is_gml_namespace(), is_xlink(), lwcollection_construct_empty(), lwmline_add_lwline(), MULTILINETYPE, parse_gml(), parse_gml_srs(), struct_gmlSrs::srid, and SRID_UNKNOWN.

Referenced by parse_gml().

{
        gmlSrs srs;
        xmlNodePtr xa, xb;
        LWGEOM *geom = NULL;

        if (is_xlink(xnode)) xnode = get_xlink_node(xnode);

        parse_gml_srs(xnode, &srs);
        if (*root_srid == SRID_UNKNOWN && srs.srid != SRID_UNKNOWN)
                *root_srid = srs.srid;

        geom = (LWGEOM *)lwcollection_construct_empty(MULTILINETYPE, *root_srid, 1, 0);

        if (xnode->children == NULL)
                return geom;

        for (xa = xnode->children ; xa != NULL ; xa = xa->next)
        {

                /* MultiCurve/curveMember */
                if (xa->type != XML_ELEMENT_NODE) continue;
                if (!is_gml_namespace(xa, false)) continue;
                if (!strcmp((char *) xa->name, "curveMembers"))
                {
                        for (xb = xa->children ; xb != NULL ; xb = xb->next)
                        {
                                if (xb != NULL)
                                        geom = (LWGEOM*)lwmline_add_lwline((LWMLINE*)geom,
                                                                       (LWLINE*)parse_gml(xb, hasz, root_srid));
                        }
                }
                else if (!strcmp((char *) xa->name, "curveMember"))
                {
                        if (xa->children != NULL)
                                geom = (LWGEOM*)lwmline_add_lwline((LWMLINE*)geom,
                                                                   (LWLINE*)parse_gml(xa->children, hasz, root_srid));
                }
        }

        return geom;
}

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